build: add light mode

.devcontainer/devcontainer.json

@@ -1,12 +0,0 @@
-{
-	"name": "C++",
-	"build": {
-		"dockerfile": "../docker/DockerfileDepsLlvm",
-	},
-	"runArgs": [ "--cap-add=SYS_PTRACE", "--security-opt", "seccomp=unconfined"],
-	"settings": {},
-	"extensions": [
-		"ms-vscode.cpptools"
-	],
-	"forwardPorts": [4222],
-}

.github/workflows/ccpp.yml

@@ -3,18 +3,22 @@ name: C/C++ CI
 on: [push]
 
 jobs:
-  build-ubuntu:
-    name: Ubuntu/GCC build
+  build:
+
     runs-on: ubuntu-latest
+    
     steps:
-    - uses: actions/checkout@v3
+    - uses: actions/checkout@v1
     - name: deps
       run: |
         sudo apt install libncurses5-dev libreadline-dev nettle-dev \
         libgnutls28-dev libuv1-dev cython3 python3-dev python3-setuptools libcppunit-dev libjsoncpp-dev \
-        autotools-dev autoconf libfmt-dev libhttp-parser-dev libmsgpack-dev libargon2-0-dev
+        autotools-dev autoconf libfmt-dev libhttp-parser-dev libmsgpack-dev
     - name: autogen
       run: ./autogen.sh
+    - name: argon2
+      run: |
+        cd argon2 && make && sudo make install && cd ..
     - name: asio
       run: |
         wget https://github.com/aberaud/asio/archive/b2b7a1c166390459e1c169c8ae9ef3234b361e3f.tar.gz \
@@ -28,41 +32,3 @@ jobs:
       run: make
     - name: make check
       run: make check
-
-  build-macos:
-    name: macOS/Clang build
-    runs-on: macos-11
-    steps:
-    - uses: actions/checkout@v3
-    - name: deps
-      run: |
-        brew install msgpack-cxx asio gnutls nettle readline fmt jsoncpp argon2 openssl http-parser cppunit
-    
-    - name: restinio
-      run: |
-        mkdir restinio && cd restinio
-        wget https://github.com/aberaud/restinio/archive/e0a261dd8488246a3cb8bbb3ea781ea5139c3c94.tar.gz
-        ls -l && tar -xzf e0a261dd8488246a3cb8bbb3ea781ea5139c3c94.tar.gz
-        cd restinio-e0a261dd8488246a3cb8bbb3ea781ea5139c3c94/dev
-        cmake -DCMAKE_INSTALL_PREFIX=/usr/local -DRESTINIO_TEST=OFF -DRESTINIO_SAMPLE=OFF \
-                -DRESTINIO_INSTALL_SAMPLES=OFF -DRESTINIO_BENCH=OFF -DRESTINIO_INSTALL_BENCHES=OFF \
-                -DRESTINIO_FIND_DEPS=ON -DRESTINIO_ALLOW_SOBJECTIZER=Off -DRESTINIO_USE_BOOST_ASIO=none .
-        make -j8 && sudo make install
-        cd ../../.. && rm -rf restinio
-
-    - name: cmake
-      run: |
-        mkdir build && cd build
-        export PATH="/opt/homebrew/opt/openssl@3/bin:$PATH"
-        export LDFLAGS="-L/usr/local/opt/openssl@3/lib"
-        export CPPFLAGS="-I/usr/local/opt/openssl@3/include"
-        export PKG_CONFIG_PATH="/usr/local/opt/openssl@3/lib/pkgconfig"
-        cmake .. -DCMAKE_INSTALL_PREFIX=/usr/local -DCMAKE_BUILD_TYPE=Debug \
-                 -DOPENDHT_C=On -DOPENDHT_TESTS=On -DOPENDHT_PEER_DISCOVERY=On -DOPENDHT_PYTHON=Off \
-                 -DOPENDHT_TOOLS=On -DOPENDHT_PROXY_SERVER=On -DOPENDHT_PROXY_CLIENT=On
-
-    - name: make
-      run: cd build && make
-
-    - name: make check
-      run: cd build && ./opendht_unit_tests

.github/workflows/clang-analyzer.yml

@@ -1,35 +0,0 @@
-name: Clang Static Analysis
-on:
-  push
-jobs:
-  clang-analyzer:
-    name: Clang Static Analysis
-    runs-on: ubuntu-latest
-    steps:
-      - uses: actions/checkout@v3
-      - name: deps
-        run: |
-          sudo apt install libncurses5-dev libreadline-dev nettle-dev \
-          libgnutls28-dev libuv1-dev cython3 python3-dev python3-setuptools libcppunit-dev libjsoncpp-dev \
-          autotools-dev autoconf libfmt-dev libhttp-parser-dev libmsgpack-dev libargon2-0-dev libasio-dev \
-          llvm llvm-dev clang clang-tools && \
-          sudo apt remove gcc g++
-
-      - name: restinio
-        run: |
-          mkdir restinio && cd restinio \
-          && wget https://github.com/aberaud/restinio/archive/e0a261dd8488246a3cb8bbb3ea781ea5139c3c94.tar.gz \
-          && ls -l && tar -xzf e0a261dd8488246a3cb8bbb3ea781ea5139c3c94.tar.gz \
-          && cd restinio-e0a261dd8488246a3cb8bbb3ea781ea5139c3c94/dev \
-          && cmake -DCMAKE_INSTALL_PREFIX=/usr -DRESTINIO_TEST=OFF -DRESTINIO_SAMPLE=OFF \
-                  -DRESTINIO_INSTALL_SAMPLES=OFF -DRESTINIO_BENCH=OFF -DRESTINIO_INSTALL_BENCHES=OFF \
-                  -DRESTINIO_FIND_DEPS=ON -DRESTINIO_ALLOW_SOBJECTIZER=Off -DRESTINIO_USE_BOOST_ASIO=none . \
-          && make -j8 && sudo make install \
-          && cd ../../.. && rm -rf restinio
-
-      - name: cmake
-        run: |
-          mkdir build && cd build && \
-          cmake .. -DCMAKE_INSTALL_PREFIX=/usr -DCMAKE_BUILD_TYPE=Debug -DOPENDHT_C=On -DOPENDHT_PEER_DISCOVERY=On -DOPENDHT_PYTHON=Off -DOPENDHT_TOOLS=On -DOPENDHT_PROXY_SERVER=On -DOPENDHT_PROXY_CLIENT=On
-      - name: scan-build
-        run: cd build && scan-build --status-bugs make

.gitignore

@@ -19,9 +19,6 @@
 *.exe
 *.out
 *.app
-**/dhtnode
-**/dhtchat
-**/dhtscanner
 
 # Autotools
 /ac
@@ -76,4 +73,3 @@ doc/Doxyfile
 
 # build dir
 build
-.DS_Store

.gitmodules

@@ -0,0 +1,4 @@
+[submodule "argon2"]
+	path = argon2
+	url = https://github.com/P-H-C/phc-winner-argon2
+	ignore = dirty

.travis.yml

@@ -0,0 +1,68 @@
+dist: xenial
+sudo: required
+
+services:
+  - docker
+
+language: cpp
+
+env:
+  matrix:
+    - OPENDHT_TEST_JOB="opendht.classic"
+    - OPENDHT_TEST_JOB="opendht.llvm"
+    - OPENDHT_TEST_JOB="opendht.proxyserver"
+    - OPENDHT_TEST_JOB="opendht.proxyclient"
+    - OPENDHT_TEST_JOB="opendht.push"
+
+before_install:
+  - |
+    # non llvm builds
+    if [[ "$OPENDHT_TEST_JOB" != *"opendht.llvm"* ]]; then
+      docker pull aberaud/opendht-deps;
+    fi
+
+  - |
+    # classic build
+    if [[ "$OPENDHT_TEST_JOB" == *"opendht.llvm"* ]]; then
+      docker pull aberaud/opendht-deps-llvm
+    fi
+
+script:
+  - |
+    # classic build
+    if [[ "$OPENDHT_TEST_JOB" == *"opendht.classic"* ]]; then
+      docker build -t opendht -f docker/DockerfileTravis .;
+    fi
+
+  - |
+    # proxy builds
+    if [[ "$OPENDHT_TEST_JOB" != *"opendht.llvm"* ]] && [[ "$OPENDHT_TEST_JOB" != *"opendht.classic"* ]]; then
+      docker build -t opendht-proxy -f docker/DockerfileTravisProxy .;
+      options='-DOPENDHT_SANITIZE=On ';
+      if [[ "$OPENDHT_TEST_JOB" == *"opendht.proxyserver"* ]] || [[ "$OPENDHT_TEST_JOB" == *"opendht.push"* ]]; then
+        options+='-DOPENDHT_PROXY_SERVER=ON ';
+      else
+        options+='-DOPENDHT_PROXY_SERVER=OFF ';
+      fi
+      if [[ "$OPENDHT_TEST_JOB" == *"opendht.proxyclient"* ]] || [[ "$OPENDHT_TEST_JOB" == *"opendht.push"* ]]; then
+        options+='-DOPENDHT_PROXY_CLIENT=ON ';
+      else
+        options+='-DOPENDHT_PROXY_CLIENT=OFF ';
+      fi
+      if [[ "$OPENDHT_TEST_JOB" == *"opendht.push"* ]]; then
+        options+='-DOPENDHT_PUSH_NOTIFICATIONS=ON ';
+      else
+        options+='-DOPENDHT_PUSH_NOTIFICATIONS=OFF ';
+      fi
+      docker run opendht-proxy /bin/sh -c "cd /root/opendht && mkdir build && cd build && cmake -DCMAKE_INSTALL_PREFIX=/usr -DOPENDHT_PYTHON=ON -DOPENDHT_LTO=ON -DOPENDHT_TESTS=ON $options .. && make -j8 && ./opendht_unit_tests && make install";
+    fi
+
+  - |
+    # llvm build
+    if [[ "$OPENDHT_TEST_JOB" == *"opendht.llvm"* ]]; then
+      docker build -f docker/DockerfileTravisLlvm .
+    fi
+
+notifications:
+  email:
+      - adrien.beraud@savoirfairelinux.com

.vscode/launch.json

@@ -1,54 +0,0 @@
-{
-    "version": "0.2.0",
-    "configurations": [
-        {
-            "name": "dhtnode",
-            "type": "cppdbg",
-            "request": "launch",
-            "program": "${workspaceFolder}/build/tools/dhtnode",
-            "args": ["-v", "-p", "4222"],
-            "cwd": "${workspaceFolder}/build",
-            "environment": [],
-            "setupCommands": [
-                {
-                    "description": "Enable pretty-printing for gdb",
-                    "text": "-enable-pretty-printing",
-                    "ignoreFailures": true
-                }
-            ],
-            "preLaunchTask": "build",
-            "linux": {
-                "MIMode": "gdb",
-                "externalConsole": false,
-              },
-              "osx": {
-                "MIMode": "lldb",
-                "externalConsole": true,
-              },
-        },
-        {
-            "name": "tests",
-            "type": "cppdbg",
-            "request": "launch",
-            "program": "${workspaceFolder}/build/opendht_unit_tests",
-            "cwd": "${workspaceFolder}/build",
-            "environment": [],
-            "setupCommands": [
-                {
-                    "description": "Enable pretty-printing for gdb",
-                    "text": "-enable-pretty-printing",
-                    "ignoreFailures": true
-                }
-            ],
-            "preLaunchTask": "build",
-                        "linux": {
-                "MIMode": "gdb",
-                "externalConsole": false,
-              },
-              "osx": {
-                "MIMode": "lldb",
-                "externalConsole": true,
-              },
-        }
-    ]
-}

.vscode/tasks.json

@@ -1,44 +0,0 @@
-{
-    "version": "2.0.0",
-    "tasks": [
-        {
-            "label": "build",
-            "type": "shell",
-            "options": {
-                "cwd": "${workspaceRoot}/build"
-            },
-            "command": "make",
-            "args": ["-j4"],
-            "dependsOn": "cmake"
-        },
-        {
-            "label": "cmake",
-            "type": "shell",
-            "options": {
-                "cwd": "${workspaceRoot}/build"
-            },
-            "command": "cmake",
-            "args": [
-                "${workspaceRoot}",
-                "-DCMAKE_BUILD_TYPE=Debug",
-                "-DOPENDHT_PROXY_CLIENT=On",
-                "-DOPENDHT_PROXY_SERVER=On",
-                "-DOPENDHT_TESTS=On",
-                "-DOPENDHT_C=On"
-            ],
-            "dependsOn": "builddir"
-        },
-        {
-            "label": "builddir",
-            "type": "shell",
-            "options": {
-                "cwd": "${workspaceRoot}"
-            },
-            "command": "mkdir",
-            "args": [
-                "-p",
-                "${workspaceRoot}/build"
-            ]
-        },
-    ]
-}

CMakeLists.txt

@@ -1,85 +1,90 @@
-cmake_minimum_required (VERSION 3.10)
-if(POLICY CMP0065)
-  cmake_policy(SET CMP0065 NEW)
-endif()
-if(POLICY CMP0069)
-  cmake_policy(SET CMP0069 NEW)
-endif()
-if(POLICY CMP0073)
-  cmake_policy(SET CMP0073 NEW)
-endif()
-if(POLICY CMP0074)
-  cmake_policy(SET CMP0074 NEW)
-endif()
+cmake_minimum_required (VERSION 3.1)
 project (opendht)
-
-include(CMakePackageConfigHelpers)
-include(CMakeDependentOption)
-include(FindPkgConfig)
-include(cmake/CheckAtomic.cmake)
-
 set (opendht_VERSION_MAJOR 2)
-set (opendht_VERSION_MINOR 4.0)
+set (opendht_VERSION_MINOR 0.0)
 set (opendht_VERSION ${opendht_VERSION_MAJOR}.${opendht_VERSION_MINOR})
 set (PACKAGE_VERSION ${opendht_VERSION})
 set (VERSION "${opendht_VERSION}")
 
 # Options
+option (OPENDHT_LIGHT "Build minimal version of the library" OFF)
+
 option (OPENDHT_STATIC "Build static library" ON)
+
 option (OPENDHT_SHARED "Build shared library" ON)
-option (OPENDHT_LOG "Build with logs" ON)
 option (OPENDHT_PYTHON "Build Python bindings" OFF)
 option (OPENDHT_TOOLS "Build DHT tools" ON)
 option (OPENDHT_SYSTEMD "Install systemd module" OFF)
-option (OPENDHT_SYSTEMD_UNIT_FILE_LOCATION "Where to install systemd unit file")
-option (OPENDHT_SANITIZE "Build with address sanitizer and stack protector" OFF)
+option (OPENDHT_ARGON2 "Use included argon2 sources" OFF)
 option (OPENDHT_PROXY_SERVER "Enable DHT proxy server, use Restinio and jsoncpp" OFF)
 option (OPENDHT_PUSH_NOTIFICATIONS "Enable push notifications support" OFF)
 option (OPENDHT_PROXY_SERVER_IDENTITY "Allow clients to use the node identity" OFF)
 option (OPENDHT_PROXY_CLIENT "Enable DHT proxy client, use Restinio and jsoncpp" OFF)
 option (OPENDHT_PROXY_OPENSSL "Build DHT proxy with OpenSSL" ON)
-CMAKE_DEPENDENT_OPTION(OPENDHT_HTTP "Build embedded http(s) client" OFF "NOT OPENDHT_PROXY_SERVER;NOT OPENDHT_PROXY_CLIENT" ON)
+option (OPENDHT_PROXY_HTTP_PARSER_FORK "Build DHT proxy with custom http_parser to support old API" OFF)
 option (OPENDHT_PEER_DISCOVERY "Enable multicast peer discovery" ON)
 option (OPENDHT_INDEX "Build DHT indexation feature" OFF)
-option (OPENDHT_TESTS "Add unit tests executable" OFF)
-option (OPENDHT_TESTS_NETWORK "Enable unit tests that require network access" ON)
 option (OPENDHT_C "Build C bindings" OFF)
+option (OPENDHT_TESTS "Add unit tests executable" OFF)
+
+if (OPENDHT_LIGHT)
+    set(OPENDHT_SHARED OFF)
+    set(OPENDHT_TOOLS OFF)
+    set(OPENDHT_PROXY_SERVER OFF)
+    set(OPENDHT_PROXY_CLIENT OFF)
+    set(OPENDHT_PEER_DISCOVERY OFF)
+    set(OPENDHT_INDEX OFF)
+    set(OPENDHT_PYTHON OFF)
+    add_definitions(-DOPENDHT_LIGHT)
+endif()
+
+option (OPENDHT_LOG "Build with logs" ON)
+option (OPENDHT_LTO "Build with LTO" OFF)
+option (OPENDHT_SANITIZE "Build with address sanitizer and stack protector" OFF)
 
 find_package(Doxygen)
 option (OPENDHT_DOCUMENTATION "Create and install the HTML based API documentation (requires Doxygen)" ${DOXYGEN_FOUND})
 
 # Dependencies
 list (APPEND CMAKE_MODULE_PATH "${PROJECT_SOURCE_DIR}/cmake")
-if (NOT MSVC)
-    set (THREADS_PREFER_PTHREAD_FLAG TRUE)
+find_package (PkgConfig)
+find_package (Msgpack 1.2 REQUIRED)
+if (NOT OPENDHT_LIGHT)
     find_package (Threads)
-    find_package (PkgConfig REQUIRED)
     find_package (GnuTLS 3.3 REQUIRED)
-    pkg_search_module (Nettle REQUIRED nettle)
-    find_package (msgpack REQUIRED)
+    pkg_search_module (Nettle nettle)
     if (OPENDHT_TOOLS)
         find_package (Readline 6 REQUIRED)
     endif ()
-    pkg_search_module(argon2 REQUIRED libargon2)
+    if (NOT OPENDHT_ARGON2)
+        find_package(PkgConfig)
+        pkg_search_module(argon2 libargon2)
+        if (argon2_FOUND)
+            message("-- Found Argon2: " ${argon2_LIBRARY_DIRS} " (found version \"" ${argon2_VERSION} "\")")
+            link_directories (${argon2_LIBRARY_DIRS})
+        else ()
+            message("Argon2 not found, using included version.")
+            set(OPENDHT_ARGON2 ON)
+        endif()
+    endif ()
+
     pkg_search_module(Jsoncpp jsoncpp)
     if (Jsoncpp_FOUND)
         add_definitions(-DOPENDHT_JSONCPP)
         list (APPEND opendht_SOURCES
-          src/base64.h
-          src/base64.cpp
+        src/base64.h
+        src/base64.cpp
         )
     endif()
 
-    if (OPENDHT_HTTP OR OPENDHT_PEER_DISCOVERY)
-        find_path(ASIO_INCLUDE_DIR asio.hpp REQUIRED)
-    endif ()
-
-    if (OPENDHT_HTTP)
+    if (OPENDHT_PROXY_SERVER OR OPENDHT_PROXY_CLIENT)
         find_package(Restinio REQUIRED)
-        find_library(FMT_LIBRARY fmt)
-        add_library(fmt SHARED IMPORTED)
-        find_library(HTTP_PARSER_LIBRARY http_parser)
-        add_library(http_parser SHARED IMPORTED)
+        if (Restinio_FOUND)
+            find_library(FMT_LIBRARY fmt)
+            add_library(fmt SHARED IMPORTED)
+            find_library(HTTP_PARSER_LIBRARY http_parser)
+            add_library(http_parser SHARED IMPORTED)
+        endif()
         if (NOT Jsoncpp_FOUND)
             message(SEND_ERROR "Jsoncpp is required for DHT proxy support")
         endif()
@@ -87,62 +92,31 @@ if (NOT MSVC)
             # https://cmake.org/cmake/help/latest/module/FindOpenSSL.html
             pkg_search_module(OPENSSL REQUIRED openssl)
             if (OPENSSL_FOUND)
-                message(STATUS "Found OpenSSL ${OPENSSL_VERSION} ${OPENSSL_INCLUDE_DIRS}")
-                include_directories(SYSTEM ${OPENSSL_INCLUDE_DIRS})
-                link_directories (${OPENSSL_LIBRARY_DIRS})
+                message(STATUS "Found OpenSSL ${OPENSSL_VERSION}")
+                include_directories(${OPENSSL_INCLUDE_DIRS})
             else ()
                 message(SEND_ERROR "OpenSSL is required for DHT proxy as specified")
             endif()
         endif()
-    else ()
+        if (OPENDHT_PROXY_HTTP_PARSER_FORK)
+            add_definitions(-DOPENDHT_PROXY_HTTP_PARSER_FORK)
+        endif()
+    else()
         set(OPENDHT_PROXY_OPENSSL OFF)
-    endif ()
-else ()
-    set (WIN32_DEP_DIR ${PROJECT_SOURCE_DIR}/../)
-    include_directories(${WIN32_DEP_DIR}/../msvc/include) # SMP gnutls
-    include_directories(${WIN32_DEP_DIR}/argon2/include)
-    include_directories(${WIN32_DEP_DIR}/jsoncpp/include)
-    list (APPEND opendht_SOURCES
-        src/base64.h
-        src/base64.cpp
-    )
-    add_definitions(-DOPENDHT_JSONCPP)
-    include_directories(${WIN32_DEP_DIR}/msgpack-c/include)
-    if (OPENDHT_HTTP OR OPENDHT_PEER_DISCOVERY)
-        include_directories(
-            ${WIN32_DEP_DIR}/asio/asio/include
-            ${WIN32_DEP_DIR}/openssl/include
-            ${WIN32_DEP_DIR}/restinio/dev
-            ${WIN32_DEP_DIR}/fmt/include
-            ${WIN32_DEP_DIR}/http_parser
-        )
-    endif ()
-endif ()
-
-if (OPENDHT_HTTP OR OPENDHT_PEER_DISCOVERY)
-    add_definitions(-DASIO_STANDALONE)
+    endif()
+    if (OPENDHT_PROXY_SERVER OR OPENDHT_PROXY_CLIENT OR OPENDHT_PEER_DISCOVERY)
+        add_definitions(-DASIO_STANDALONE)
+    endif()
 endif()
 
 # Build flags
-set (CMAKE_CXX_STANDARD 17)
+set (CMAKE_CXX_STANDARD 14)
 set (CMAKE_CXX_STANDARD_REQUIRED on)
-
-if (NOT MSVC)
-    set (CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wno-return-type -Wall -Wextra -Wnon-virtual-dtor -pedantic-errors -fvisibility=hidden")
-    if (OPENDHT_SANITIZE)
-        set (CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -fsanitize=address -fstack-protector-strong")
-    endif ()
-else ()
-    add_definitions(-D_WINSOCK_DEPRECATED_NO_WARNINGS
-                    -D_CRT_SECURE_NO_WARNINGS
-                    -DWIN32_LEAN_AND_MEAN
-                    -DSTATIC_GETOPT
-                    -DGNUTLS_INTERNAL_BUILD)
-    set(DISABLE_MSC_WARNINGS "/wd4101 /wd4244 /wd4267 /wd4273 /wd4804 /wd4834 /wd4996")
-    set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} ${DISABLE_MSC_WARNINGS}")
-    set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} /MP")
+set (CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wno-return-type -Wall -Wextra -Wnon-virtual-dtor -pedantic-errors -fvisibility=hidden")
+if (OPENDHT_SANITIZE)
+    set (CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -fsanitize=address -fstack-protector-strong")
 endif ()
-set (CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -DMSGPACK_NO_BOOST -DMSGPACK_DISABLE_LEGACY_NIL -DMSGPACK_DISABLE_LEGACY_CONVERT")
+set (CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -DMSGPACK_DISABLE_LEGACY_NIL -DMSGPACK_DISABLE_LEGACY_CONVERT")
 
 if (NOT CMAKE_BUILD_TYPE)
     set(CMAKE_BUILD_TYPE Release)
@@ -153,6 +127,15 @@ if (OPENDHT_LOG)
 else ()
     add_definitions(-DOPENDHT_LOG=false)
 endif()
+if (OPENDHT_LTO)
+    set (CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -flto")
+    if (CMAKE_COMPILER_IS_GNUCC)
+        set (CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -fuse-linker-plugin")
+        set (CMAKE_AR        "gcc-ar")
+        set (CMAKE_NM        "gcc-nm")
+        set (CMAKE_RANLIB    "gcc-ranlib")
+    endif ()
+endif ()
 
 if (MSGPACK_INCLUDE_DIRS)
     include_directories (SYSTEM "${MSGPACK_INCLUDE_DIRS}")
@@ -163,18 +146,17 @@ endif ()
 if (Nettle_INCLUDE_DIRS)
     include_directories (SYSTEM "${Nettle_INCLUDE_DIRS}")
 endif ()
-if (ASIO_INCLUDE_DIR)
-    include_directories (SYSTEM "${ASIO_INCLUDE_DIR}")
-endif ()
 if (Restinio_INCLUDE_DIR)
     include_directories (SYSTEM "${Restinio_INCLUDE_DIR}")
 endif ()
 if (Jsoncpp_INCLUDE_DIRS)
     include_directories (SYSTEM "${Jsoncpp_INCLUDE_DIRS}")
 endif ()
+if (OpenSSL_INCLUDE_DIR)
+    include_directories (SYSTEM "${OpenSSL_INCLUDE_DIR}")
+endif ()
 link_directories (${Nettle_LIBRARY_DIRS})
 link_directories (${Jsoncpp_LIBRARY_DIRS})
-link_directories (${argon2_LIBRARY_DIRS})
 include_directories (
     ./
     include/
@@ -196,7 +178,6 @@ set (top_srcdir "${CMAKE_CURRENT_SOURCE_DIR}")
 list (APPEND opendht_SOURCES
     src/utils.cpp
     src/infohash.cpp
-    src/crypto.cpp
     src/default_types.cpp
     src/node.cpp
     src/value.cpp
@@ -214,11 +195,7 @@ list (APPEND opendht_SOURCES
     src/routing_table.cpp
     src/node_cache.cpp
     src/network_engine.cpp
-    src/securedht.cpp
-    src/dhtrunner.cpp
     src/log.cpp
-    src/network_utils.cpp
-    src/thread_pool.cpp
 )
 
 list (APPEND opendht_HEADERS
@@ -226,7 +203,6 @@ list (APPEND opendht_HEADERS
     include/opendht/utils.h
     include/opendht/sockaddr.h
     include/opendht/rng.h
-    include/opendht/crypto.h
     include/opendht/infohash.h
     include/opendht/default_types.h
     include/opendht/node.h
@@ -242,11 +218,27 @@ list (APPEND opendht_HEADERS
     include/opendht/securedht.h
     include/opendht/log.h
     include/opendht/log_enable.h
-    include/opendht/thread_pool.h
-    include/opendht/network_utils.h
     include/opendht.h
 )
 
+if (NOT OPENDHT_LIGHT)
+    list (APPEND opendht_SOURCES
+        src/crypto.cpp
+        src/securedht.cpp
+        src/dhtrunner.cpp
+        src/network_utils.cpp
+        src/thread_pool.cpp
+    )
+
+    list (APPEND opendht_HEADERS
+        include/opendht/crypto.h
+        include/opendht/securedht.h
+        include/opendht/dhtrunner.h
+        include/opendht/thread_pool.h
+        include/opendht/network_utils.h
+    )
+endif()
+
 if (OPENDHT_PEER_DISCOVERY)
     list (APPEND opendht_SOURCES src/peer_discovery.cpp)
     list (APPEND opendht_HEADERS include/opendht/peer_discovery.h)
@@ -286,7 +278,7 @@ if (OPENDHT_PROXY_CLIENT)
   )
 endif ()
 
-if (OPENDHT_HTTP)
+if (OPENDHT_PROXY_SERVER OR OPENDHT_PROXY_CLIENT)
   if (OPENDHT_PUSH_NOTIFICATIONS)
     message("Using push notification")
     add_definitions(-DOPENDHT_PUSH_NOTIFICATIONS)
@@ -294,80 +286,46 @@ if (OPENDHT_HTTP)
   list (APPEND opendht_HEADERS
     include/opendht/proxy.h
     include/opendht/http.h
-    src/compat/os_cert.h
   )
   list (APPEND opendht_SOURCES
     src/http.cpp
-    src/compat/os_cert.cpp
   )
 endif ()
 
-if (MSVC)
-    list (APPEND opendht_HEADERS src/compat/msvc/unistd.h)
-endif ()
+if(OPENDHT_ARGON2)
+    # make sure argon2 submodule is up to date and initialized
+    message("Initializing Argon2 submodule")
+    execute_process(COMMAND git submodule update --init)
+
+    # add local argon2 files to build
+    list (APPEND opendht_SOURCES
+        argon2/src/argon2.c
+        argon2/src/core.c
+        argon2/src/blake2/blake2b.c
+        argon2/src/thread.c
+        argon2/src/ref.c
+        argon2/src/encoding.c
+    )
+    include_directories(argon2/include/)
+endif()
 
 # Targets
 if (OPENDHT_STATIC)
-    if (NOT MSVC)
-        add_library (opendht-static STATIC
-            ${opendht_SOURCES}
-            ${opendht_HEADERS}
-        )
-        set_target_properties (opendht-static PROPERTIES OUTPUT_NAME "opendht")
-        target_include_directories(opendht-static SYSTEM PRIVATE ${argon2_INCLUDE_DIRS})
-        target_link_libraries(opendht-static
-            PRIVATE  ${argon2_LIBRARIES}
-            PUBLIC ${CMAKE_THREAD_LIBS_INIT} ${GNUTLS_LIBRARIES} ${Nettle_STATIC_LIBRARIES}
-                   ${Jsoncpp_STATIC_LIBRARIES} ${FMT_LIBRARY} ${HTTP_PARSER_LIBRARY}
-                   ${OPENSSL_STATIC_LIBRARIES})
+    add_library (opendht-static STATIC
+        ${opendht_SOURCES}
+        ${opendht_HEADERS}
+    )
+    set_target_properties (opendht-static PROPERTIES OUTPUT_NAME "opendht")
+    if (OPENDHT_ARGON2)
+        target_include_directories(opendht-static SYSTEM PRIVATE argon2)
     else ()
-        if (OPENDHT_TOOLS)
-            function (add_obj_lib name libfile)
-                add_library(${name} OBJECT IMPORTED)
-                set_property(TARGET ${name} PROPERTY IMPORTED_OBJECTS ${libfile})
-            endfunction ()
-            add_obj_lib (win32_json ${WIN32_DEP_DIR}/../msvc/lib/x64/lib_json.lib)
-            add_obj_lib (win32_gnutls ${WIN32_DEP_DIR}/../msvc/lib/x64/libgnutls.lib)
-            add_obj_lib (win32_argon2 ${WIN32_DEP_DIR}/argon2/vs2015/Argon2Ref/vs2015/build/Argon2Ref.lib)
-            list (APPEND obj_libs
-                $<TARGET_OBJECTS:win32_json>
-                $<TARGET_OBJECTS:win32_gnutls>
-                $<TARGET_OBJECTS:win32_argon2>
-            )
-            if (OPENDHT_HTTP)
-                add_obj_lib (win32_fmt ${WIN32_DEP_DIR}/fmt/msvc/Release/fmt.lib)
-                add_obj_lib (win32_http_parser ${WIN32_DEP_DIR}/http_parser/x64/Release/http-parser.lib)
-                add_obj_lib (win32_ssl ${WIN32_DEP_DIR}/openssl/libssl_static.lib)
-                add_obj_lib (win32_crypto ${WIN32_DEP_DIR}/openssl/libcrypto_static.lib)
-                list (APPEND obj_libs
-                    $<TARGET_OBJECTS:win32_fmt>
-                    $<TARGET_OBJECTS:win32_http_parser>
-                    $<TARGET_OBJECTS:win32_ssl>
-                    $<TARGET_OBJECTS:win32_crypto>
-                )
-            endif ()
-        else ()
-            list (APPEND win32_Libs
-                ${PROJECT_SOURCE_DIR}/../../msvc/lib/x64/libgnutls.lib
-                ${PROJECT_SOURCE_DIR}/../../msvc/lib/x64/lib_json.lib
-                ${PROJECT_SOURCE_DIR}/../argon2/vs2015/Argon2Ref/vs2015/build/Argon2Ref.lib
-            )
-            list (APPEND win32_Libs
-                ${PROJECT_SOURCE_DIR}/../fmt/msvc/Release/fmt.lib
-                ${PROJECT_SOURCE_DIR}/../http_parser/x64/Release/http-parser.lib
-                ${PROJECT_SOURCE_DIR}/../openssl/libssl.lib
-                ${PROJECT_SOURCE_DIR}/../openssl/libcrypto.lib
-            )
-        endif ()
-        add_library (opendht-static STATIC
-            ${opendht_SOURCES}
-            ${opendht_HEADERS}
-            ${obj_libs}
-        )
-        target_link_libraries(opendht-static PUBLIC ${Win32_STATIC_LIBRARIES} ${Win32_IMPORT_LIBRARIES})
-        set(CMAKE_STATIC_LINKER_FLAGS "${CMAKE_STATIC_LINKER_FLAGS} /ignore:4006")
-        set_target_properties (opendht-static PROPERTIES OUTPUT_NAME "libopendht")
-    endif()
+        target_include_directories(opendht-static SYSTEM PRIVATE ${argon2_INCLUDE_DIRS})
+    endif ()
+    target_link_libraries(opendht-static
+        PRIVATE  ${argon2_LIBRARIES}
+        PUBLIC ${CMAKE_THREAD_LIBS_INIT} ${GNUTLS_LIBRARIES} ${Nettle_LIBRARIES}
+               ${Jsoncpp_LIBRARIES} ${FMT_LIBRARY} ${HTTP_PARSER_LIBRARY}
+               ${OPENSSL_LIBRARIES})
     install (TARGETS opendht-static DESTINATION ${CMAKE_INSTALL_LIBDIR} EXPORT opendht)
 endif ()
 
@@ -379,21 +337,17 @@ if (OPENDHT_SHARED)
     set_target_properties (opendht PROPERTIES IMPORT_SUFFIX "_import.lib")
     set_target_properties (opendht PROPERTIES SOVERSION ${opendht_VERSION_MAJOR} VERSION ${opendht_VERSION})
     target_compile_definitions(opendht PRIVATE OPENDHT_BUILD)
-    target_include_directories(opendht SYSTEM PRIVATE ${argon2_INCLUDE_DIRS})
-    if (APPLE)
-        target_link_libraries(opendht
-            PUBLIC ${CMAKE_THREAD_LIBS_INIT} ${OPENSSL_LIBRARIES}
-            PRIVATE ${GNUTLS_LIBRARIES} ${Nettle_LIBRARIES}
-                    ${Jsoncpp_LIBRARIES}
-                    ${FMT_LIBRARY} ${HTTP_PARSER_LIBRARY} ${argon2_LIBRARIES}
-            SYSTEM "-framework CoreFoundation" "-framework Security")
+    if (OPENDHT_ARGON2)
+        target_include_directories(opendht SYSTEM PRIVATE argon2)
     else ()
-        target_link_libraries(opendht
-            PUBLIC ${CMAKE_THREAD_LIBS_INIT} ${OPENSSL_LIBRARIES}
-            PRIVATE ${GNUTLS_LIBRARIES} ${Nettle_LIBRARIES}
-                    ${Jsoncpp_LIBRARIES}
-                    ${FMT_LIBRARY} ${HTTP_PARSER_LIBRARY} ${argon2_LIBRARIES})
+        target_link_libraries(opendht PRIVATE ${argon2_LIBRARIES})
+        target_include_directories(opendht SYSTEM PRIVATE ${argon2_INCLUDE_DIRS})
     endif ()
+    target_link_libraries(opendht
+        PUBLIC ${CMAKE_THREAD_LIBS_INIT} ${OPENSSL_LIBRARIES}
+        PRIVATE ${GNUTLS_LIBRARIES} ${Nettle_LIBRARIES}
+                ${Jsoncpp_LIBRARIES}
+                ${FMT_LIBRARY} ${HTTP_PARSER_LIBRARY})
 
     install (TARGETS opendht DESTINATION ${CMAKE_INSTALL_LIBDIR} EXPORT opendht)
 endif ()
@@ -418,7 +372,6 @@ if (OPENDHT_C)
     )
     install (TARGETS opendht-c DESTINATION ${CMAKE_INSTALL_LIBDIR} EXPORT opendht-c)
     install (FILES ${CMAKE_CURRENT_BINARY_DIR}/opendht-c.pc DESTINATION ${CMAKE_INSTALL_LIBDIR}/pkgconfig)
-    install (FILES c/opendht_c.h DESTINATION ${CMAKE_INSTALL_PREFIX}/include/opendht)
 endif ()
 
 if (OPENDHT_TOOLS)
@@ -431,6 +384,7 @@ if (OPENDHT_PYTHON)
 endif ()
 
 # CMake module
+include(CMakePackageConfigHelpers)
 write_basic_package_version_file("${CMAKE_CURRENT_BINARY_DIR}/opendhtConfigVersion.cmake"
   VERSION ${opendht_VERSION}
   COMPATIBILITY AnyNewerVersion
@@ -450,42 +404,43 @@ install (FILES ${CMAKE_CURRENT_BINARY_DIR}/opendhtConfigVersion.cmake DESTINATIO
 
 # Unit tests
 if (OPENDHT_TESTS)
-    pkg_search_module(Cppunit REQUIRED cppunit)
+    FIND_PACKAGE(Cppunit REQUIRED)
     # unit testing
     list (APPEND test_FILES
         tests/infohashtester.h
         tests/infohashtester.cpp
         tests/valuetester.h
         tests/valuetester.cpp
-        tests/cryptotester.h
-        tests/cryptotester.cpp
-        tests/dhtrunnertester.h
-        tests/dhtrunnertester.cpp
-        tests/threadpooltester.h
-        tests/threadpooltester.cpp
     )
-    if (OPENDHT_TESTS_NETWORK)
-        if (OPENDHT_PROXY_SERVER AND OPENDHT_PROXY_CLIENT)
-            list (APPEND test_FILES
-                tests/httptester.h
-                tests/httptester.cpp
-                tests/dhtproxytester.h
-                tests/dhtproxytester.cpp
-            )
-        endif()
-        if (OPENDHT_PEER_DISCOVERY)
-            list (APPEND test_FILES
-                tests/peerdiscoverytester.h
-                tests/peerdiscoverytester.cpp
-            )
-        endif()
+    if (NOT OPENDHT_LIGHT)
+        list (APPEND test_FILES
+            tests/cryptotester.h
+            tests/cryptotester.cpp
+            tests/dhtrunnertester.h
+            tests/dhtrunnertester.cpp
+            tests/threadpooltester.h
+            tests/threadpooltester.cpp
+        )
+    endif()
+    if (OPENDHT_PROXY_SERVER AND OPENDHT_PROXY_CLIENT)
+        list (APPEND test_FILES
+            tests/httptester.h
+            tests/httptester.cpp
+            tests/dhtproxytester.h
+            tests/dhtproxytester.cpp
+        )
+    endif()
+    if (OPENDHT_PEER_DISCOVERY)
+        list (APPEND test_FILES
+            tests/peerdiscoverytester.h
+            tests/peerdiscoverytester.cpp
+        )
     endif()
     add_executable(opendht_unit_tests
         tests/tests_runner.cpp
         ${test_FILES}
     )
-    target_include_directories(opendht_unit_tests SYSTEM PRIVATE ${Cppunit_INCLUDE_DIR})
-    target_link_directories(opendht_unit_tests PRIVATE ${Cppunit_LIBRARY_DIRS})
+    target_include_directories(opendht_unit_tests SYSTEM PRIVATE ${CPPUNIT_INCLUDE_DIRS})
     if (OPENDHT_SHARED)
         target_link_libraries(opendht_unit_tests opendht)
     else ()
@@ -493,7 +448,7 @@ if (OPENDHT_TESTS)
     endif ()
     target_link_libraries(opendht_unit_tests
        ${CMAKE_THREAD_LIBS_INIT}
-       ${Cppunit_LIBRARIES}
+       ${CPPUNIT_LIBRARIES}
        ${GNUTLS_LIBRARIES}
        ${Jsoncpp_LIBRARIES}
     )

MSVC/.gitignore

@@ -0,0 +1,248 @@
+## Ignore Visual Studio temporary files, build results, and
+## files generated by popular Visual Studio add-ons.
+
+#output directories
+DebugLib/
+Debug/
+ReleaseLib/
+Release/
+.config/
+# User-specific files
+*.suo
+*.user
+*.userosscache
+*.sln.docstates
+*.VC.VC.opendb
+*.VC.db
+*.db
+
+# User-specific files (MonoDevelop/Xamarin Studio)
+*.userprefs
+
+# Build results
+[Dd]ebug/
+[Dd]ebugPublic/
+[Rr]elease/
+[Rr]eleases/
+x64/
+x86/
+bld/
+[Bb]in/
+[Oo]bj/
+
+# Visual Studio 2015 cache/options directory
+.vs/
+# Uncomment if you have tasks that create the project's static files in wwwroot
+#wwwroot/
+
+# MSTest test Results
+[Tt]est[Rr]esult*/
+[Bb]uild[Ll]og.*
+
+# NUNIT
+*.VisualState.xml
+TestResult.xml
+
+# Build Results of an ATL Project
+[Dd]ebugPS/
+[Rr]eleasePS/
+dlldata.c
+
+# DNX
+project.lock.json
+artifacts/
+
+*_i.c
+*_p.c
+*_i.h
+*.ilk
+*.meta
+*.obj
+*.pch
+*.pdb
+*.pgc
+*.pgd
+*.rsp
+*.sbr
+*.tlb
+*.tli
+*.tlh
+*.tmp
+*.tmp_proj
+*.log
+*.vspscc
+*.vssscc
+.builds
+*.pidb
+*.svclog
+*.scc
+
+# Chutzpah Test files
+_Chutzpah*
+
+# Visual C++ cache files
+ipch/
+*.aps
+*.ncb
+*.opendb
+*.opensdf
+*.sdf
+*.cachefile
+
+# Visual Studio profiler
+*.psess
+*.vsp
+*.vspx
+*.sap
+
+# TFS 2012 Local Workspace
+$tf/
+
+# Guidance Automation Toolkit
+*.gpState
+
+# ReSharper is a .NET coding add-in
+_ReSharper*/
+*.[Rr]e[Ss]harper
+*.DotSettings.user
+
+# JustCode is a .NET coding add-in
+.JustCode
+
+# TeamCity is a build add-in
+_TeamCity*
+
+# DotCover is a Code Coverage Tool
+*.dotCover
+
+# NCrunch
+_NCrunch_*
+.*crunch*.local.xml
+nCrunchTemp_*
+
+# MightyMoose
+*.mm.*
+AutoTest.Net/
+
+# Web workbench (sass)
+.sass-cache/
+
+# Installshield output folder
+[Ee]xpress/
+
+# DocProject is a documentation generator add-in
+DocProject/buildhelp/
+DocProject/Help/*.HxT
+DocProject/Help/*.HxC
+DocProject/Help/*.hhc
+DocProject/Help/*.hhk
+DocProject/Help/*.hhp
+DocProject/Help/Html2
+DocProject/Help/html
+
+# Click-Once directory
+publish/
+
+# Publish Web Output
+*.[Pp]ublish.xml
+*.azurePubxml
+# TODO: Comment the next line if you want to checkin your web deploy settings 
+# but database connection strings (with potential passwords) will be unencrypted
+*.pubxml
+*.publishproj
+
+# NuGet Packages
+*.nupkg
+# The packages folder can be ignored because of Package Restore
+**/packages/*
+# except build/, which is used as an MSBuild target.
+!**/packages/build/
+# Uncomment if necessary however generally it will be regenerated when needed
+#!**/packages/repositories.config
+# NuGet v3's project.json files produces more ignoreable files
+*.nuget.props
+*.nuget.targets
+
+# Microsoft Azure Build Output
+csx/
+*.build.csdef
+
+# Microsoft Azure Emulator
+ecf/
+rcf/
+
+# Microsoft Azure ApplicationInsights config file
+ApplicationInsights.config
+
+# Windows Store app package directory
+AppPackages/
+BundleArtifacts/
+
+# Visual Studio cache files
+# files ending in .cache can be ignored
+*.[Cc]ache
+# but keep track of directories ending in .cache
+!*.[Cc]ache/
+
+# Others
+ClientBin/
+~$*
+*~
+*.dbmdl
+*.dbproj.schemaview
+*.pfx
+*.publishsettings
+node_modules/
+orleans.codegen.cs
+
+# RIA/Silverlight projects
+Generated_Code/
+
+# Backup & report files from converting an old project file
+# to a newer Visual Studio version. Backup files are not needed,
+# because we have git ;-)
+_UpgradeReport_Files/
+Backup*/
+UpgradeLog*.XML
+UpgradeLog*.htm
+
+# SQL Server files
+*.mdf
+*.ldf
+
+# Business Intelligence projects
+*.rdl.data
+*.bim.layout
+*.bim_*.settings
+
+# Microsoft Fakes
+FakesAssemblies/
+
+# GhostDoc plugin setting file
+*.GhostDoc.xml
+
+# Node.js Tools for Visual Studio
+.ntvs_analysis.dat
+
+# Visual Studio 6 build log
+*.plg
+
+# Visual Studio 6 workspace options file
+*.opt
+
+# Visual Studio LightSwitch build output
+**/*.HTMLClient/GeneratedArtifacts
+**/*.DesktopClient/GeneratedArtifacts
+**/*.DesktopClient/ModelManifest.xml
+**/*.Server/GeneratedArtifacts
+**/*.Server/ModelManifest.xml
+_Pvt_Extensions
+
+# Paket dependency manager
+.paket/paket.exe
+
+# FAKE - F# Make
+.fake/
+
+!config.h
+contrib/build/

MSVC/dhtchat.vcxproj

@@ -0,0 +1,168 @@
+<?xml version="1.0" encoding="utf-8"?>
+<Project DefaultTargets="Build" ToolsVersion="15.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+  <ItemGroup Label="ProjectConfigurations">
+    <ProjectConfiguration Include="Debug|Win32">
+      <Configuration>Debug</Configuration>
+      <Platform>Win32</Platform>
+    </ProjectConfiguration>
+    <ProjectConfiguration Include="Release|Win32">
+      <Configuration>Release</Configuration>
+      <Platform>Win32</Platform>
+    </ProjectConfiguration>
+    <ProjectConfiguration Include="Debug|x64">
+      <Configuration>Debug</Configuration>
+      <Platform>x64</Platform>
+    </ProjectConfiguration>
+    <ProjectConfiguration Include="Release|x64">
+      <Configuration>Release</Configuration>
+      <Platform>x64</Platform>
+    </ProjectConfiguration>
+  </ItemGroup>
+  <PropertyGroup Label="Globals">
+    <ProjectGuid>{8BE7F14D-B227-4D54-9105-7E5473F2D0BA}</ProjectGuid>
+    <RootNamespace>dhtchat</RootNamespace>
+    <WindowsTargetPlatformVersion>$(LatestTargetPlatformVersion)</WindowsTargetPlatformVersion>
+  </PropertyGroup>
+  <Import Project="$(VCTargetsPath)\Microsoft.Cpp.Default.props" />
+  <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'" Label="Configuration">
+    <ConfigurationType>Application</ConfigurationType>
+    <UseDebugLibraries>true</UseDebugLibraries>
+    <PlatformToolset>$(DefaultPlatformToolset)</PlatformToolset>
+    <CharacterSet>MultiByte</CharacterSet>
+  </PropertyGroup>
+  <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Release|Win32'" Label="Configuration">
+    <ConfigurationType>Application</ConfigurationType>
+    <UseDebugLibraries>false</UseDebugLibraries>
+    <PlatformToolset>$(DefaultPlatformToolset)</PlatformToolset>
+    <WholeProgramOptimization>true</WholeProgramOptimization>
+    <CharacterSet>MultiByte</CharacterSet>
+  </PropertyGroup>
+  <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|x64'" Label="Configuration">
+    <ConfigurationType>Application</ConfigurationType>
+    <UseDebugLibraries>true</UseDebugLibraries>
+    <PlatformToolset>$(DefaultPlatformToolset)</PlatformToolset>
+    <CharacterSet>MultiByte</CharacterSet>
+  </PropertyGroup>
+  <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Release|x64'" Label="Configuration">
+    <ConfigurationType>Application</ConfigurationType>
+    <UseDebugLibraries>false</UseDebugLibraries>
+    <PlatformToolset>$(DefaultPlatformToolset)</PlatformToolset>
+    <WholeProgramOptimization>true</WholeProgramOptimization>
+    <CharacterSet>MultiByte</CharacterSet>
+  </PropertyGroup>
+  <Import Project="$(VCTargetsPath)\Microsoft.Cpp.props" />
+  <ImportGroup Label="ExtensionSettings">
+  </ImportGroup>
+  <ImportGroup Label="Shared">
+  </ImportGroup>
+  <ImportGroup Label="PropertySheets" Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'">
+    <Import Project="$(UserRootDir)\Microsoft.Cpp.$(Platform).user.props" Condition="exists('$(UserRootDir)\Microsoft.Cpp.$(Platform).user.props')" Label="LocalAppDataPlatform" />
+  </ImportGroup>
+  <ImportGroup Label="PropertySheets" Condition="'$(Configuration)|$(Platform)'=='Release|Win32'">
+    <Import Project="$(UserRootDir)\Microsoft.Cpp.$(Platform).user.props" Condition="exists('$(UserRootDir)\Microsoft.Cpp.$(Platform).user.props')" Label="LocalAppDataPlatform" />
+  </ImportGroup>
+  <ImportGroup Label="PropertySheets" Condition="'$(Configuration)|$(Platform)'=='Debug|x64'">
+    <Import Project="$(UserRootDir)\Microsoft.Cpp.$(Platform).user.props" Condition="exists('$(UserRootDir)\Microsoft.Cpp.$(Platform).user.props')" Label="LocalAppDataPlatform" />
+  </ImportGroup>
+  <ImportGroup Label="PropertySheets" Condition="'$(Configuration)|$(Platform)'=='Release|x64'">
+    <Import Project="$(UserRootDir)\Microsoft.Cpp.$(Platform).user.props" Condition="exists('$(UserRootDir)\Microsoft.Cpp.$(Platform).user.props')" Label="LocalAppDataPlatform" />
+  </ImportGroup>
+  <PropertyGroup Label="UserMacros" />
+  <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'">
+    <IntDir>$(ProjectName)\$(Platform)\$(Configuration)\</IntDir>
+  </PropertyGroup>
+  <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Release|Win32'">
+    <IntDir>$(ProjectName)\$(Platform)\$(Configuration)\</IntDir>
+  </PropertyGroup>
+  <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|x64'">
+    <IntDir>$(ProjectName)\$(Platform)\$(Configuration)\</IntDir>
+  </PropertyGroup>
+  <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Release|x64'">
+    <IntDir>$(ProjectName)\$(Platform)\$(Configuration)\</IntDir>
+    <OutDir>$(ProjectDir)..\..\bin\x64</OutDir>
+  </PropertyGroup>
+  <ItemDefinitionGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'">
+    <ClCompile>
+      <WarningLevel>Level3</WarningLevel>
+      <Optimization>Disabled</Optimization>
+      <SDLCheck>true</SDLCheck>
+      <AdditionalIncludeDirectories>$(ProjectDir)..\include;$(ProjectDir)..\include\opendht;$(ProjectDir)..\..\..\msvc\include;$(ProjectDir)..\..\include;$(ProjectDir)..\..\argon2\include;$(ProjectDir)..\..\msgpack-c\include;$(ProjectDir)..\..\jsoncpp\include;$(ProjectDir)..\..\restbed\source;$(ProjectDir)</AdditionalIncludeDirectories>
+      <PreprocessorDefinitions>OPENDHT_JSONCPP;OPENDHT_PROXY_CLIENT;OPENDHT_PROXY_SERVER;OPENDHT_PUSH_NOTIFICATIONS;_WINSOCK_DEPRECATED_NO_WARNINGS;_CRT_SECURE_NO_WARNINGS;WIN32_NATIVE;WIN32_LEAN_AND_MEAN;_MBCS;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <DisableSpecificWarnings>4804;4267;4244;4800;4273;</DisableSpecificWarnings>
+      <ProgramDataBaseFileName>$(IntDir)vc$(PlatformToolsetVersion).pdb</ProgramDataBaseFileName>
+    </ClCompile>
+    <Link>
+      <AdditionalDependencies>restbed.lib;libeay32.lib;ssleay32.lib;crypt32.lib;Argon2Ref.lib;lib_json.lib;libgnutls.lib;libopendht.lib;kernel32.lib;user32.lib;gdi32.lib;winspool.lib;comdlg32.lib;advapi32.lib;shell32.lib;ole32.lib;oleaut32.lib;uuid.lib;odbc32.lib;odbccp32.lib;%(AdditionalDependencies)</AdditionalDependencies>
+      <AdditionalLibraryDirectories>$(ProjectDir)..\..\..\msvc\lib\$(PlatformTarget);$(ProjectDir)..\..\restbed\build\Release;$(ProjectDir)..\..\restbed\dependency\openssl\out32dll;$(ProjectDir)..\..\argon2\vs2015\Argon2Ref\vs2015\build</AdditionalLibraryDirectories>
+      <AdditionalOptions>/ignore:4049 %(AdditionalOptions)</AdditionalOptions>
+    </Link>
+  </ItemDefinitionGroup>
+  <ItemDefinitionGroup Condition="'$(Configuration)|$(Platform)'=='Debug|x64'">
+    <ClCompile>
+      <WarningLevel>Level3</WarningLevel>
+      <Optimization>Disabled</Optimization>
+      <SDLCheck>true</SDLCheck>
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MSVC/opendht.sln

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+      <SDLCheck>true</SDLCheck>
+      <AdditionalIncludeDirectories>$(ProjectDir)..\include;$(ProjectDir)..\include\opendht;$(ProjectDir)..\..\..\msvc\include;$(ProjectDir)..\..\include;$(ProjectDir)..\..\argon2\include;$(ProjectDir)..\..\msgpack-c\include;$(ProjectDir)..\..\jsoncpp\include;$(ProjectDir)..\..\openssl\inc32;$(ProjectDir)..\..\asio\asio\include;$(ProjectDir)..\..\restinio\dev;$(ProjectDir)..\..\fmt\include;$(ProjectDir)..\..\http_parser</AdditionalIncludeDirectories>
+      <PreprocessorDefinitions>OPENDHT_JSONCPP;OPENDHT_PROXY_CLIENT;OPENDHT_PROXY_SERVER;OPENDHT_PUSH_NOTIFICATIONS;_WINSOCK_DEPRECATED_NO_WARNINGS;_CRT_SECURE_NO_WARNINGS;WIN32_NATIVE;WIN32_LEAN_AND_MEAN;ASIO_STANDALONE;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <DisableSpecificWarnings>4804;4800;4101;4267;4244;4503;4273;</DisableSpecificWarnings>
+      <AdditionalOptions>-D_SCL_SECURE_NO_WARNING;%(AdditionalOptions)</AdditionalOptions>
+      <SuppressStartupBanner>false</SuppressStartupBanner>
+      <ProgramDataBaseFileName>$(OutDir)lib\$(PlatformTarget)\$(TargetName).pdb</ProgramDataBaseFileName>
+    </ClCompile>
+    <PostBuildEvent>
+      <Command>mkdir $(OutDir)\include
+mkdir $(OutDir)\include\opendht
+mkdir $(OutDir)\include\opendht\indexation
+copy ..\include\opendht\indexation\*.h $(OutDir)\include\opendht\indexation
+copy ..\include\opendht\*.h $(OutDir)\include\opendht
+copy ..\include\opendht.h $(OutDir)\include\</Command>
+    </PostBuildEvent>
+    <Lib>
+      <OutputFile>$(OutDir)lib\$(PlatformTarget)\$(TargetName)$(TargetExt)</OutputFile>
+    </Lib>
+  </ItemDefinitionGroup>
+  <ItemDefinitionGroup Condition="'$(Configuration)|$(Platform)'=='Debug|x64'">
+    <ClCompile>
+      <WarningLevel>Level3</WarningLevel>
+      <Optimization>Disabled</Optimization>
+      <SDLCheck>true</SDLCheck>
+      <AdditionalIncludeDirectories>$(ProjectDir)..\include;$(ProjectDir)..\include\opendht;$(ProjectDir)..\..\..\msvc\include;$(ProjectDir)..\..\include;$(ProjectDir)..\..\argon2\include;$(ProjectDir)..\..\msgpack-c\include;$(ProjectDir)..\..\jsoncpp\include;$(ProjectDir)..\..\openssl\inc32;$(ProjectDir)..\..\asio\asio\include;$(ProjectDir)..\..\restinio\dev;$(ProjectDir)..\..\fmt\include;$(ProjectDir)..\..\http_parser</AdditionalIncludeDirectories>
+      <PreprocessorDefinitions>OPENDHT_JSONCPP;OPENDHT_PROXY_CLIENT;OPENDHT_PROXY_SERVER;OPENDHT_PUSH_NOTIFICATIONS;_WINSOCK_DEPRECATED_NO_WARNINGS;_CRT_SECURE_NO_WARNINGS;WIN32_NATIVE;WIN32_LEAN_AND_MEAN;ASIO_STANDALONE;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <DisableSpecificWarnings>4804;4800;4101;4267;4244;4503;4273;</DisableSpecificWarnings>
+      <AdditionalOptions>-D_SCL_SECURE_NO_WARNING;%(AdditionalOptions)</AdditionalOptions>
+      <ProgramDataBaseFileName>$(OutDir)lib\$(PlatformTarget)\$(TargetName).pdb</ProgramDataBaseFileName>
+    </ClCompile>
+    <PostBuildEvent>
+      <Command>mkdir $(OutDir)\include
+mkdir $(OutDir)\include\opendht
+mkdir $(OutDir)\include\opendht\indexation
+copy ..\include\opendht\indexation\*.h $(OutDir)\include\opendht\indexation
+copy ..\include\opendht\*.h $(OutDir)\include\opendht
+copy ..\include\opendht.h $(OutDir)\include\</Command>
+    </PostBuildEvent>
+    <Lib>
+      <OutputFile>$(OutDir)lib\$(PlatformTarget)\$(TargetName)$(TargetExt)</OutputFile>
+    </Lib>
+  </ItemDefinitionGroup>
+  <ItemDefinitionGroup Condition="'$(Configuration)|$(Platform)'=='Release|Win32'">
+    <ClCompile>
+      <WarningLevel>Level3</WarningLevel>
+      <Optimization>MaxSpeed</Optimization>
+      <FunctionLevelLinking>true</FunctionLevelLinking>
+      <IntrinsicFunctions>true</IntrinsicFunctions>
+      <SDLCheck>true</SDLCheck>
+      <AdditionalIncludeDirectories>$(ProjectDir)..\include;$(ProjectDir)..\include\opendht;$(ProjectDir)..\..\..\msvc\include;$(ProjectDir)..\..\include;$(ProjectDir)..\..\argon2\include;$(ProjectDir)..\..\msgpack-c\include;$(ProjectDir)..\..\jsoncpp\include;$(ProjectDir)..\..\openssl\inc32;$(ProjectDir)..\..\asio\asio\include;$(ProjectDir)..\..\restinio\dev;$(ProjectDir)..\..\fmt\include;$(ProjectDir)..\..\http_parser</AdditionalIncludeDirectories>
+      <PreprocessorDefinitions>OPENDHT_JSONCPP;OPENDHT_PROXY_CLIENT;OPENDHT_PROXY_SERVER;OPENDHT_PUSH_NOTIFICATIONS;_WINSOCK_DEPRECATED_NO_WARNINGS;_CRT_SECURE_NO_WARNINGS;WIN32_NATIVE;WIN32_LEAN_AND_MEAN;ASIO_STANDALONE;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <DisableSpecificWarnings>4804;4800;4101;4267;4244;4503;4273;</DisableSpecificWarnings>
+      <AdditionalOptions>-D_SCL_SECURE_NO_WARNING;%(AdditionalOptions)</AdditionalOptions>
+      <ProgramDataBaseFileName>$(OutDir)lib\$(PlatformTarget)\$(TargetName).pdb</ProgramDataBaseFileName>
+    </ClCompile>
+    <Link>
+      <EnableCOMDATFolding>true</EnableCOMDATFolding>
+      <OptimizeReferences>true</OptimizeReferences>
+    </Link>
+    <PostBuildEvent>
+      <Command>mkdir $(OutDir)\include
+mkdir $(OutDir)\include\opendht
+mkdir $(OutDir)\include\opendht\indexation
+copy ..\include\opendht\indexation\*.h $(OutDir)\include\opendht\indexation
+copy ..\include\opendht\*.h $(OutDir)\include\opendht
+copy ..\include\opendht.h $(OutDir)\include\</Command>
+    </PostBuildEvent>
+    <Lib>
+      <OutputFile>$(OutDir)lib\$(PlatformTarget)\$(TargetName)$(TargetExt)</OutputFile>
+      <LinkTimeCodeGeneration>false</LinkTimeCodeGeneration>
+    </Lib>
+  </ItemDefinitionGroup>
+  <ItemDefinitionGroup Condition="'$(Configuration)|$(Platform)'=='Release|x64'">
+    <ClCompile>
+      <WarningLevel>Level3</WarningLevel>
+      <Optimization>Full</Optimization>
+      <FunctionLevelLinking>true</FunctionLevelLinking>
+      <IntrinsicFunctions>true</IntrinsicFunctions>
+      <SDLCheck>true</SDLCheck>
+      <AdditionalIncludeDirectories>$(ProjectDir)..\include;$(ProjectDir)..\include\opendht;$(ProjectDir)..\..\..\msvc\include;$(ProjectDir)..\..\include;$(ProjectDir)..\..\argon2\include;$(ProjectDir)..\..\msgpack-c\include;$(ProjectDir)..\..\jsoncpp\include;$(ProjectDir)..\..\openssl\inc32;$(ProjectDir)..\..\asio\asio\include;$(ProjectDir)..\..\restinio\dev;$(ProjectDir)..\..\fmt\include;$(ProjectDir)..\..\http_parser</AdditionalIncludeDirectories>
+      <PreprocessorDefinitions>OPENDHT_JSONCPP;OPENDHT_PROXY_CLIENT;OPENDHT_PROXY_SERVER;OPENDHT_PUSH_NOTIFICATIONS;_WINSOCK_DEPRECATED_NO_WARNINGS;_CRT_SECURE_NO_WARNINGS;WIN32_NATIVE;WIN32_LEAN_AND_MEAN;ASIO_STANDALONE;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <DisableSpecificWarnings>4804;4800;4101;4267;4244;4503;4273;</DisableSpecificWarnings>
+      <AdditionalOptions>-D_SCL_SECURE_NO_WARNING;%(AdditionalOptions)</AdditionalOptions>
+      <ProgramDataBaseFileName>$(OutDir)lib\$(PlatformTarget)\$(TargetName).pdb</ProgramDataBaseFileName>
+      <MultiProcessorCompilation>true</MultiProcessorCompilation>
+    </ClCompile>
+    <Link>
+      <EnableCOMDATFolding>true</EnableCOMDATFolding>
+      <OptimizeReferences>true</OptimizeReferences>
+    </Link>
+    <PostBuildEvent>
+      <Command>mkdir $(OutDir)\include
+mkdir $(OutDir)\include\opendht
+mkdir $(OutDir)\include\opendht\indexation
+copy ..\include\opendht\indexation\*.h $(OutDir)\include\opendht\indexation
+copy ..\include\opendht\*.h $(OutDir)\include\opendht
+copy ..\include\opendht.h $(OutDir)\include\</Command>
+    </PostBuildEvent>
+    <Lib>
+      <OutputFile>$(OutDir)lib\$(PlatformTarget)\$(TargetName)$(TargetExt)</OutputFile>
+      <LinkTimeCodeGeneration>false</LinkTimeCodeGeneration>
+      <AdditionalLibraryDirectories>
+      </AdditionalLibraryDirectories>
+    </Lib>
+  </ItemDefinitionGroup>
+  <Import Project="$(VCTargetsPath)\Microsoft.Cpp.targets" />
+  <ImportGroup Label="ExtensionTargets">
+  </ImportGroup>
+</Project>

MSVC/opendht.vcxproj.filters

@@ -0,0 +1,198 @@
+<?xml version="1.0" encoding="utf-8"?>
+<Project ToolsVersion="14.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+  <ItemGroup>
+    <ClCompile Include="..\src\callbacks.cpp">
+      <Filter>Source Files</Filter>
+    </ClCompile>
+    <ClCompile Include="..\src\crypto.cpp">
+      <Filter>Source Files</Filter>
+    </ClCompile>
+    <ClCompile Include="..\src\default_types.cpp">
+      <Filter>Source Files</Filter>
+    </ClCompile>
+    <ClCompile Include="..\src\dht.cpp">
+      <Filter>Source Files</Filter>
+    </ClCompile>
+    <ClCompile Include="..\src\dhtrunner.cpp">
+      <Filter>Source Files</Filter>
+    </ClCompile>
+    <ClCompile Include="..\src\infohash.cpp">
+      <Filter>Source Files</Filter>
+    </ClCompile>
+    <ClCompile Include="..\src\log.cpp">
+      <Filter>Source Files</Filter>
+    </ClCompile>
+    <ClCompile Include="..\src\network_engine.cpp">
+      <Filter>Source Files</Filter>
+    </ClCompile>
+    <ClCompile Include="..\src\node.cpp">
+      <Filter>Source Files</Filter>
+    </ClCompile>
+    <ClCompile Include="..\src\node_cache.cpp">
+      <Filter>Source Files</Filter>
+    </ClCompile>
+    <ClCompile Include="..\src\routing_table.cpp">
+      <Filter>Source Files</Filter>
+    </ClCompile>
+    <ClCompile Include="..\src\securedht.cpp">
+      <Filter>Source Files</Filter>
+    </ClCompile>
+    <ClCompile Include="..\src\utils.cpp">
+      <Filter>Source Files</Filter>
+    </ClCompile>
+    <ClCompile Include="..\src\value.cpp">
+      <Filter>Source Files</Filter>
+    </ClCompile>
+    <ClCompile Include="..\src\base64.cpp">
+      <Filter>Source Files</Filter>
+    </ClCompile>
+    <ClCompile Include="..\src\dht_proxy_server.cpp">
+      <Filter>Source Files</Filter>
+    </ClCompile>
+    <ClCompile Include="..\src\indexation\pht.cpp">
+      <Filter>Source Files\indexation</Filter>
+    </ClCompile>
+    <ClCompile Include="wingetopt.c" />
+    <ClCompile Include="..\src\rng.cpp">
+      <Filter>Source Files</Filter>
+    </ClCompile>
+    <ClCompile Include="..\src\op_cache.cpp">
+      <Filter>Source Files</Filter>
+    </ClCompile>
+    <ClCompile Include="..\src\dht_proxy_client.cpp">
+      <Filter>Source Files</Filter>
+    </ClCompile>
+    <ClCompile Include="..\src\peer_discovery.cpp">
+      <Filter>Source Files</Filter>
+    </ClCompile>
+    <ClCompile Include="..\src\network_utils.cpp">
+      <Filter>Source Files</Filter>
+    </ClCompile>
+    <ClCompile Include="..\src\thread_pool.cpp">
+      <Filter>Source Files</Filter>
+    </ClCompile>
+    <ClCompile Include="..\src\http.cpp">
+      <Filter>Source Files</Filter>
+    </ClCompile>
+  </ItemGroup>
+  <ItemGroup>
+    <ClInclude Include="..\include\opendht.h">
+      <Filter>Header Files</Filter>
+    </ClInclude>
+    <ClInclude Include="..\include\opendht\callbacks.h">
+      <Filter>Header Files\opendht</Filter>
+    </ClInclude>
+    <ClInclude Include="..\include\opendht\crypto.h">
+      <Filter>Header Files\opendht</Filter>
+    </ClInclude>
+    <ClInclude Include="..\include\opendht\default_types.h">
+      <Filter>Header Files\opendht</Filter>
+    </ClInclude>
+    <ClInclude Include="..\include\opendht\dht.h">
+      <Filter>Header Files\opendht</Filter>
+    </ClInclude>
+    <ClInclude Include="..\include\opendht\dht_proxy_server.h">
+      <Filter>Header Files\opendht</Filter>
+    </ClInclude>
+    <ClInclude Include="..\include\opendht\dhtrunner.h">
+      <Filter>Header Files\opendht</Filter>
+    </ClInclude>
+    <ClInclude Include="..\include\opendht\infohash.h">
+      <Filter>Header Files\opendht</Filter>
+    </ClInclude>
+    <ClInclude Include="..\include\opendht\log.h">
+      <Filter>Header Files\opendht</Filter>
+    </ClInclude>
+    <ClInclude Include="..\include\opendht\log_enable.h">
+      <Filter>Header Files\opendht</Filter>
+    </ClInclude>
+    <ClInclude Include="..\include\opendht\network_engine.h">
+      <Filter>Header Files\opendht</Filter>
+    </ClInclude>
+    <ClInclude Include="..\include\opendht\node.h">
+      <Filter>Header Files\opendht</Filter>
+    </ClInclude>
+    <ClInclude Include="..\include\opendht\node_cache.h">
+      <Filter>Header Files\opendht</Filter>
+    </ClInclude>
+    <ClInclude Include="..\include\opendht\rate_limiter.h">
+      <Filter>Header Files\opendht</Filter>
+    </ClInclude>
+    <ClInclude Include="..\include\opendht\rng.h">
+      <Filter>Header Files\opendht</Filter>
+    </ClInclude>
+    <ClInclude Include="..\include\opendht\routing_table.h">
+      <Filter>Header Files\opendht</Filter>
+    </ClInclude>
+    <ClInclude Include="..\include\opendht\scheduler.h">
+      <Filter>Header Files\opendht</Filter>
+    </ClInclude>
+    <ClInclude Include="..\include\opendht\securedht.h">
+      <Filter>Header Files\opendht</Filter>
+    </ClInclude>
+    <ClInclude Include="..\include\opendht\utils.h">
+      <Filter>Header Files\opendht</Filter>
+    </ClInclude>
+    <ClInclude Include="..\include\opendht\value.h">
+      <Filter>Header Files\opendht</Filter>
+    </ClInclude>
+    <ClInclude Include="..\include\opendht\indexation\pht.h">
+      <Filter>Header Files\opendht\indexation</Filter>
+    </ClInclude>
+    <ClInclude Include="unistd.h" />
+    <ClInclude Include="wingetopt.h" />
+    <ClInclude Include="..\include\opendht\def.h">
+      <Filter>Header Files</Filter>
+    </ClInclude>
+    <ClInclude Include="..\src\net.h">
+      <Filter>Header Files</Filter>
+    </ClInclude>
+    <ClInclude Include="..\src\parsed_message.h">
+      <Filter>Header Files</Filter>
+    </ClInclude>
+    <ClInclude Include="..\include\opendht\sockaddr.h">
+      <Filter>Header Files</Filter>
+    </ClInclude>
+    <ClInclude Include="..\src\network_utils.h">
+      <Filter>Header Files\opendht</Filter>
+    </ClInclude>
+    <ClInclude Include="..\src\thread_pool.h">
+      <Filter>Header Files\opendht</Filter>
+    </ClInclude>
+    <ClInclude Include="..\src\listener.h">
+      <Filter>Source Files</Filter>
+    </ClInclude>
+    <ClInclude Include="..\src\base64.h">
+      <Filter>Source Files</Filter>
+    </ClInclude>
+    <ClInclude Include="..\src\search.h">
+      <Filter>Source Files</Filter>
+    </ClInclude>
+    <ClInclude Include="..\src\request.h">
+      <Filter>Source Files</Filter>
+    </ClInclude>
+    <ClInclude Include="..\src\storage.h">
+      <Filter>Source Files</Filter>
+    </ClInclude>
+    <ClInclude Include="..\include\opendht\http.h">
+      <Filter>Header Files\opendht</Filter>
+    </ClInclude>
+  </ItemGroup>
+  <ItemGroup>
+    <Filter Include="Source Files">
+      <UniqueIdentifier>{be73d179-6cf2-4c05-8d91-53c8499a7134}</UniqueIdentifier>
+    </Filter>
+    <Filter Include="Header Files">
+      <UniqueIdentifier>{d1ab5bfe-3ab1-45ee-9324-b4b071887668}</UniqueIdentifier>
+    </Filter>
+    <Filter Include="Source Files\indexation">
+      <UniqueIdentifier>{939134d3-d5a2-4458-bca8-a10ea9042ea2}</UniqueIdentifier>
+    </Filter>
+    <Filter Include="Header Files\opendht">
+      <UniqueIdentifier>{0b46e2d0-4874-404c-bae3-fae8d49b85b8}</UniqueIdentifier>
+    </Filter>
+    <Filter Include="Header Files\opendht\indexation">
+      <UniqueIdentifier>{03bd5139-2ae5-41b0-a77b-944814e1b2b6}</UniqueIdentifier>
+    </Filter>
+  </ItemGroup>
+</Project>

MSVC/unistd.h

@@ -1,5 +1,5 @@
 /*
- *  Copyright (C) 2014-2022 Savoir-faire Linux Inc.
+ *  Copyright (C) 2016-2019 Savoir-faire Linux Inc.
  *
  *  Author: Andreas Traczyk <andreas.traczyk@savoirfairelinux.com>
  *

README.md

@@ -4,7 +4,7 @@
     <a id="user-content-opendht-" class="anchor" href="/savoirfairelinux/opendht/blob/master/README.md#opendht-" aria-hidden="true"></a>OpenDHT
 </h1>
 
-A lightweight C++17 Distributed Hash Table implementation.
+A lightweight C++14 Distributed Hash Table implementation.
 
 OpenDHT provides an easy to use distributed in-memory data store.
 Every node in the network can read and write values to the store.
@@ -14,9 +14,9 @@ Values are distributed over the network, with redundancy.
  * High resilience to network disruption
  * Public key cryptography layer providing optional data signature and encryption (using GnuTLS)
  * IPv4 and IPv6 support
- * Clean and powerful **C++17** map API
- * Bindings for **C, Rust & Python 3**
- * REST API with optional HTTP client+server with push notification support
+ * Clean and powerful C++14 map API
+ * Python 3 bindings
+ * REST API
 
 ## Documentation
 See the wiki: <https://github.com/savoirfairelinux/opendht/wiki>
@@ -27,7 +27,7 @@ Build instructions: <https://github.com/savoirfairelinux/opendht/wiki/Build-the-
 
 #### How-to build a simple client app
 ```bash
-g++ main.cpp -std=c++17 -lopendht
+g++ main.cpp -std=c++14 -lopendht -lgnutls
 ```
 
 ## Examples
@@ -51,7 +51,7 @@ int main()
 
     // Join the network through any running node,
     // here using a known bootstrap node.
-    node.bootstrap("bootstrap.jami.net", "4222");
+    node.bootstrap("bootstrap.ring.cx", "4222");
 
     // put some data on the dht
     std::vector<uint8_t> some_data(5, 10);
@@ -82,7 +82,7 @@ node.run()
 
 # Join the network through any running node,
 # here using a known bootstrap node.
-node.bootstrap("bootstrap.jami.net", "4222")
+node.bootstrap("bootstrap.ring.cx", "4222")
 
 # blocking call (provide callback arguments to make the call non-blocking)
 node.put(dht.InfoHash.get("unique_key"), dht.Value(b'some binary data'))
@@ -98,15 +98,15 @@ for r in results:
 - Nettle 2.4+, a GnuTLS dependency for crypto.
 - (optional) restinio used for the REST API.
 - (optional) jsoncpp 1.7.4-3+, used for the REST API.
-- Build tested with GCC 7+ (GNU/Linux, Windows with MinGW), Clang/LLVM (GNU/Linux, Android, macOS, iOS).
-- Build tested with Microsoft Visual Studio 2017, 2019, 2022
+- Build tested with GCC 5.2+ (GNU/Linux, Windows with MinGW), Clang/LLVM (GNU/Linux, Android, macOS, iOS).
+- Build tested with Microsoft Visual Studio 2015, 2017, 2019
 
 ## Contact
 
-IRC: join us on Libera.chat at [`#opendht`](https://web.libera.chat/#opendht).
+IRC: join us on Freenode at [`#opendht`](https://webchat.freenode.net/?channels=%23opendht).
 
 ## License
-Copyright (C) 2014-2022 Savoir-faire Linux Inc.
+Copyright (C) 2014-2019 Savoir-faire Linux Inc.
 
 OpenDHT is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 3 of the License, or (at your option) any later version.
 

autogen.sh

@@ -1 +1,2 @@
+git submodule update --init
 autoreconf --install --verbose -Wall

c/opendht.cpp

@@ -1,21 +1,3 @@
-/*
- *  Copyright (C) 2014-2022 Savoir-faire Linux Inc.
- *  Author : Adrien Béraud <adrien.beraud@savoirfairelinux.com>
- *
- *  This program is free software; you can redistribute it and/or modify
- *  it under the terms of the GNU General Public License as published by
- *  the Free Software Foundation; either version 3 of the License, or
- *  (at your option) any later version.
- *
- *  This program is distributed in the hope that it will be useful,
- *  but WITHOUT ANY WARRANTY; without even the implied warranty of
- *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- *  GNU General Public License for more details.
- *
- *  You should have received a copy of the GNU General Public License
- *  along with this program. If not, see <https://www.gnu.org/licenses/>.
- */
-
 #include "opendht_c.h"
 #include "opendht.h"
 
@@ -28,8 +10,6 @@ using CertSp = std::shared_ptr<dht::crypto::Certificate>;
 extern "C" {
 #endif
 
-#include <errno.h>
-
 // dht::InfoHash
 
 inline dht_infohash dht_infohash_to_c(const dht::InfoHash& h) {
@@ -117,20 +97,10 @@ const char* dht_value_get_user_type(const dht_value* data) {
     return vsp->user_type.c_str();
 }
 
-void dht_value_set_user_type(dht_value* data, const char* user_type) {
-    (*reinterpret_cast<ValueSp*>(data))->user_type = user_type;
-}
-
 dht_value* dht_value_new(const uint8_t* data, size_t size) {
     return reinterpret_cast<dht_value*>(new ValueSp(std::make_shared<dht::Value>(data, size)));
 }
 
-dht_value* dht_value_new_from_string(const char* str) {
-    ValueSp value = std::make_shared<dht::Value>((const uint8_t*)str, strlen(str));
-    value->user_type = "text/plain";
-    return reinterpret_cast<dht_value*>(new ValueSp(std::move(value)));
-}
-
 dht_value* dht_value_ref(const dht_value* v) {
     return reinterpret_cast<dht_value*>(new ValueSp(*reinterpret_cast<const ValueSp*>(v)));
 }
@@ -154,7 +124,7 @@ void dht_publickey_delete(dht_publickey* pk) {
 
 int dht_publickey_export(const dht_publickey* pk, char* out, size_t* outlen) {
     const auto& pkey = *reinterpret_cast<const PubkeySp*>(pk);
-    return pkey->pack((uint8_t*)out, outlen);
+    return gnutls_pubkey_export(pkey->pk, GNUTLS_X509_FMT_DER, out, outlen);
 }
 
 dht_infohash dht_publickey_get_id(const dht_publickey* pk) {
@@ -174,13 +144,9 @@ bool dht_publickey_check_signature(const dht_publickey* pk, const char* data, si
 
 dht_blob* dht_publickey_encrypt(const dht_publickey* pk, const char* data, size_t data_size) {
     const auto& pkey = *reinterpret_cast<const PubkeySp*>(pk);
-    try {
-        auto rdata = std::make_unique<dht::Blob>();
-        *rdata = pkey->encrypt((const uint8_t*)data, data_size);
-        return (dht_blob*)rdata.release();
-    } catch (...) {
-        return nullptr;
-    }
+    auto rdata = new dht::Blob;
+    *rdata = pkey->encrypt((const uint8_t*)data, data_size);
+    return (dht_blob*)rdata;
 }
 
 // dht::crypto::PrivateKey
@@ -207,18 +173,7 @@ int dht_privatekey_export(const dht_privatekey* k, char* out, size_t* out_size,
 
 dht_publickey* dht_privatekey_get_publickey(const dht_privatekey* k) {
     const auto& key = *reinterpret_cast<const PrivkeySp*>(k);
-    return reinterpret_cast<dht_publickey*>(new PubkeySp(key->getSharedPublicKey()));
-}
-
-dht_blob* dht_privatekey_decrypt(const dht_privatekey* k, const char* data, size_t data_size) {
-    const auto& key = *reinterpret_cast<const PrivkeySp*>(k);
-    try {
-        auto rdata = std::make_unique<dht::Blob>();
-        *rdata = key->decrypt((const uint8_t*)data, data_size);
-        return (dht_blob*)rdata.release();
-    } catch (...) {
-        return nullptr;
-    }
+    return reinterpret_cast<dht_publickey*>(new PubkeySp(std::make_shared<dht::crypto::PublicKey>(key->getPublicKey())));
 }
 
 void dht_privatekey_delete(dht_privatekey* pk) {
@@ -292,7 +247,7 @@ void dht_runner_config_default(dht_runner_config* config) {
 }
 
 // dht::DhtRunner
-dht_runner* dht_runner_new(void) {
+dht_runner* dht_runner_new() {
     return reinterpret_cast<dht_runner*>(new dht::DhtRunner);
 }
 
@@ -300,55 +255,39 @@ void dht_runner_delete(dht_runner* runner) {
     delete reinterpret_cast<dht::DhtRunner*>(runner);
 }
 
-int dht_runner_run(dht_runner* r, in_port_t port) {
+void dht_runner_run(dht_runner* r, in_port_t port) {
     auto runner = reinterpret_cast<dht::DhtRunner*>(r);
-    try {
-        runner->run(port, {}, true);
-    } catch(...) {
-        return ENOTCONN;
-    }
-    return 0;
+    runner->run(port, {}, true);
 }
 
-int dht_runner_run_config(dht_runner* r, in_port_t port, const dht_runner_config* conf) {
+void dht_runner_run_config(dht_runner* r, in_port_t port, const dht_runner_config* conf) {
     auto runner = reinterpret_cast<dht::DhtRunner*>(r);
-    try {
-        dht::DhtRunner::Config config;
-        config.dht_config.node_config.is_bootstrap = conf->dht_config.node_config.is_bootstrap;
-        config.dht_config.node_config.maintain_storage = conf->dht_config.node_config.maintain_storage;
-        config.dht_config.node_config.node_id = *reinterpret_cast<const dht::InfoHash*>(&conf->dht_config.node_config.node_id);
-        config.dht_config.node_config.network = conf->dht_config.node_config.network;
-        config.dht_config.node_config.persist_path = conf->dht_config.node_config.persist_path
-            ? std::string(conf->dht_config.node_config.persist_path) : std::string{};
+    dht::DhtRunner::Config config;
+    config.dht_config.node_config.is_bootstrap = conf->dht_config.node_config.is_bootstrap;
+    config.dht_config.node_config.maintain_storage = conf->dht_config.node_config.maintain_storage;
+    config.dht_config.node_config.node_id = *reinterpret_cast<const dht::InfoHash*>(&conf->dht_config.node_config.node_id);
+    config.dht_config.node_config.network = conf->dht_config.node_config.network;
+    config.dht_config.node_config.persist_path = conf->dht_config.node_config.persist_path
+        ? std::string(conf->dht_config.node_config.persist_path) : std::string{};
 
-        if (conf->dht_config.id.privatekey)
-            config.dht_config.id.first = *reinterpret_cast<const PrivkeySp*>(conf->dht_config.id.privatekey);
+    if (conf->dht_config.id.privatekey)
+        config.dht_config.id.first = *reinterpret_cast<const PrivkeySp*>(conf->dht_config.id.privatekey);
 
-        if (conf->dht_config.id.certificate)
-            config.dht_config.id.second = *reinterpret_cast<const CertSp*>(conf->dht_config.id.certificate);
+    if (conf->dht_config.id.certificate)
+        config.dht_config.id.second = *reinterpret_cast<const CertSp*>(conf->dht_config.id.certificate);
 
-        config.threaded = conf->threaded;
-        config.proxy_server = conf->proxy_server ? std::string(conf->proxy_server) : std::string{};
-        config.push_node_id = conf->push_node_id ? std::string(conf->push_node_id) : std::string{};
-        config.push_token = conf->push_token ? std::string(conf->push_token) : std::string{};
-        config.peer_discovery = conf->peer_discovery;
-        config.peer_publish = conf->peer_publish;
-        runner->run(port, config);
-    } catch(...) {
-        return ENOTCONN;
-    }
-    return 0;
+    config.threaded = conf->threaded;
+    config.proxy_server = conf->proxy_server ? std::string(conf->proxy_server) : std::string{};
+    config.push_node_id = conf->push_node_id ? std::string(conf->push_node_id) : std::string{};
+    config.push_token = conf->push_token ? std::string(conf->push_token) : std::string{};
+    config.peer_discovery = conf->peer_discovery;
+    config.peer_publish = conf->peer_publish;
+    runner->run(port, config);
 }
 
-void dht_runner_ping(dht_runner* r, struct sockaddr* addr, socklen_t addr_len, dht_done_cb done_cb, void* cb_user_data) {
+void dht_runner_ping(dht_runner* r, struct sockaddr* addr, socklen_t addr_len) {
     auto runner = reinterpret_cast<dht::DhtRunner*>(r);
-    if (done_cb) {
-        runner->bootstrap(dht::SockAddr(addr, addr_len), [done_cb, cb_user_data](bool ok){
-            done_cb(ok, cb_user_data);
-        });
-    } else {
-        runner->bootstrap(dht::SockAddr(addr, addr_len));
-    }
+    runner->bootstrap(dht::SockAddr(addr, addr_len));
 }
 
 void dht_runner_bootstrap(dht_runner* r, const char* host, const char* service) {
@@ -387,11 +326,8 @@ dht_op_token* dht_runner_listen(dht_runner* r, const dht_infohash* h, dht_value_
     auto runner = reinterpret_cast<dht::DhtRunner*>(r);
     auto hash = reinterpret_cast<const dht::InfoHash*>(h);
     auto fret = new std::future<size_t>;
-    *fret = runner->listen(*hash, [
-        cb,
-        cb_user_data,
-        guard = done_cb ? std::make_shared<ScopeGuardCb>(done_cb, cb_user_data) : std::shared_ptr<ScopeGuardCb>{}
-    ](const std::vector<std::shared_ptr<dht::Value>>& values, bool expired) {
+    auto guard = done_cb ? std::make_shared<ScopeGuardCb>(done_cb, cb_user_data) : std::shared_ptr<ScopeGuardCb>{};
+    *fret = runner->listen(*hash, [cb,cb_user_data, guard](const std::vector<std::shared_ptr<dht::Value>>& values, bool expired) {
         for (const auto& value : values) {
             if (not cb(reinterpret_cast<const dht_value*>(&value), expired, cb_user_data))
                 return false;
@@ -457,17 +393,6 @@ void dht_runner_shutdown(dht_runner* r, dht_shutdown_cb done_cb, void* cb_user_d
     });
 }
 
-bool dht_runner_is_running(const dht_runner* r) {
-    if (not r) return false;
-    auto runner = reinterpret_cast<const dht::DhtRunner*>(r);
-    return runner->isRunning();
-}
-
-in_port_t dht_runner_get_bound_port(const dht_runner* r, sa_family_t af) {
-    auto runner = reinterpret_cast<const dht::DhtRunner*>(r);
-    return runner->getBoundPort(af);
-}
-
 dht_infohash dht_runner_get_node_id(const dht_runner* r) {
     auto runner = reinterpret_cast<const dht::DhtRunner*>(r);
     dht_infohash ret;
@@ -489,9 +414,9 @@ struct sockaddr** dht_runner_get_public_address(const dht_runner* r) {
         return nullptr;
     auto ret = (struct sockaddr**)malloc(sizeof(struct sockaddr*) * (addrs.size() + 1));
     for (size_t i=0; i<addrs.size(); i++) {
-        if (const auto& addr = addrs[i]) {
-            ret[i] = (struct sockaddr*)malloc(addr.getLength());
-            memcpy((struct sockaddr*)ret[i], addr.get(), addr.getLength());
+        if (auto len = addrs[i].getLength()) {
+            ret[i] = (struct sockaddr*)malloc(len);
+            memcpy((struct sockaddr*)ret[i], addrs[i].get(), len);
         } else {
             ret[i] = nullptr;
         }

c/opendht_c.h

@@ -1,21 +1,3 @@
-/*
- *  Copyright (C) 2014-2022 Savoir-faire Linux Inc.
- *  Author : Adrien Béraud <adrien.beraud@savoirfairelinux.com>
- *
- *  This program is free software; you can redistribute it and/or modify
- *  it under the terms of the GNU General Public License as published by
- *  the Free Software Foundation; either version 3 of the License, or
- *  (at your option) any later version.
- *
- *  This program is distributed in the hope that it will be useful,
- *  but WITHOUT ANY WARRANTY; without even the implied warranty of
- *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- *  GNU General Public License for more details.
- *
- *  You should have received a copy of the GNU General Public License
- *  along with this program. If not, see <https://www.gnu.org/licenses/>.
- */
-
 #pragma once
 
 #ifdef __cplusplus
@@ -76,7 +58,6 @@ OPENDHT_C_PUBLIC dht_privatekey* dht_privatekey_generate(unsigned key_length_bit
 OPENDHT_C_PUBLIC dht_privatekey* dht_privatekey_import(const uint8_t* dat, size_t dat_size, const char* password);
 OPENDHT_C_PUBLIC int dht_privatekey_export(const dht_privatekey*, char* out, size_t* out_size, const char* password);
 OPENDHT_C_PUBLIC dht_publickey* dht_privatekey_get_publickey(const dht_privatekey*);
-OPENDHT_C_PUBLIC dht_blob* dht_privatekey_decrypt(const dht_privatekey*, const char* data, size_t data_size);
 OPENDHT_C_PUBLIC void dht_privatekey_delete(dht_privatekey*);
 
 // dht::crypto::Certificate
@@ -101,7 +82,6 @@ struct OPENDHT_C_PUBLIC dht_value;
 typedef struct dht_value dht_value;
 typedef uint64_t dht_value_id;
 OPENDHT_C_PUBLIC dht_value* dht_value_new(const uint8_t* data, size_t size);
-OPENDHT_C_PUBLIC dht_value* dht_value_new_from_string(const char* str);
 OPENDHT_C_PUBLIC dht_value* dht_value_ref(const dht_value*);
 OPENDHT_C_PUBLIC void dht_value_unref(dht_value*);
 OPENDHT_C_PUBLIC dht_data_view dht_value_get_data(const dht_value* data);
@@ -109,7 +89,6 @@ OPENDHT_C_PUBLIC dht_value_id dht_value_get_id(const dht_value* data);
 OPENDHT_C_PUBLIC dht_publickey* dht_value_get_owner(const dht_value* data);
 OPENDHT_C_PUBLIC dht_infohash dht_value_get_recipient(const dht_value* data);
 OPENDHT_C_PUBLIC const char* dht_value_get_user_type(const dht_value* data);
-OPENDHT_C_PUBLIC void dht_value_set_user_type(dht_value* data, const char* user_type);
 
 // callbacks
 typedef bool (*dht_get_cb)(const dht_value* value, void* user_data);
@@ -154,13 +133,11 @@ OPENDHT_C_PUBLIC void dht_runner_config_default(dht_runner_config* config);
 // dht::DhtRunner
 struct OPENDHT_C_PUBLIC dht_runner;
 typedef struct dht_runner dht_runner;
-OPENDHT_C_PUBLIC dht_runner* dht_runner_new(void);
+OPENDHT_C_PUBLIC dht_runner* dht_runner_new();
 OPENDHT_C_PUBLIC void dht_runner_delete(dht_runner* runner);
-/* Returns 0 on success, standard error code on failure */
-OPENDHT_C_PUBLIC int dht_runner_run(dht_runner* runner, in_port_t port);
-/* Returns 0 on success, standard error code on failure */
-OPENDHT_C_PUBLIC int dht_runner_run_config(dht_runner* runner, in_port_t port, const dht_runner_config* config);
-OPENDHT_C_PUBLIC void dht_runner_ping(dht_runner* runner, struct sockaddr* addr, socklen_t addr_len, dht_done_cb done_cb, void* cb_user_data);
+OPENDHT_C_PUBLIC void dht_runner_run(dht_runner* runner, in_port_t port);
+OPENDHT_C_PUBLIC void dht_runner_run_config(dht_runner* runner, in_port_t port, const dht_runner_config* config);
+OPENDHT_C_PUBLIC void dht_runner_ping(dht_runner* runner, struct sockaddr* addr, socklen_t addr_len);
 OPENDHT_C_PUBLIC void dht_runner_bootstrap(dht_runner* runner, const char* host, const char* service);
 OPENDHT_C_PUBLIC void dht_runner_get(dht_runner* runner, const dht_infohash* hash, dht_get_cb cb, dht_done_cb done_cb, void* cb_user_data);
 OPENDHT_C_PUBLIC dht_op_token* dht_runner_listen(dht_runner* runner, const dht_infohash* hash, dht_value_cb cb, dht_shutdown_cb done_cb, void* cb_user_data);
@@ -172,9 +149,6 @@ OPENDHT_C_PUBLIC void dht_runner_cancel_put(dht_runner* runner, const dht_infoha
 OPENDHT_C_PUBLIC void dht_runner_shutdown(dht_runner* runner, dht_shutdown_cb done_cb, void* cb_user_data);
 OPENDHT_C_PUBLIC dht_infohash dht_runner_get_node_id(const dht_runner* runner);
 OPENDHT_C_PUBLIC dht_infohash dht_runner_get_id(const dht_runner* runner);
-OPENDHT_C_PUBLIC bool dht_runner_is_running(const dht_runner* runner);
-OPENDHT_C_PUBLIC in_port_t dht_runner_get_bound_port(const dht_runner* runner, sa_family_t af);
-/** Returns null-terminated array that must be freed after use as well as each element */
 OPENDHT_C_PUBLIC struct sockaddr** dht_runner_get_public_address(const dht_runner* runner);
 
 #ifdef __cplusplus

cmake/CheckAtomic.cmake

@@ -1,100 +0,0 @@
-# atomic builtins are required for threading support.
-
-INCLUDE(CheckCXXSourceCompiles)
-INCLUDE(CheckLibraryExists)
-
-# Sometimes linking against libatomic is required for atomic ops, if
-# the platform doesn't support lock-free atomics.
-
-function(check_working_cxx_atomics varname)
-  set(OLD_CMAKE_REQUIRED_FLAGS ${CMAKE_REQUIRED_FLAGS})
-  set(CMAKE_REQUIRED_FLAGS "${CMAKE_REQUIRED_FLAGS} -std=c++11")
-  CHECK_CXX_SOURCE_COMPILES("
-#include <atomic>
-std::atomic<int> x;
-std::atomic<short> y;
-std::atomic<char> z;
-int main() {
-  ++z;
-  ++y;
-  return ++x;
-}
-" ${varname})
-  set(CMAKE_REQUIRED_FLAGS ${OLD_CMAKE_REQUIRED_FLAGS})
-endfunction(check_working_cxx_atomics)
-
-function(check_working_cxx_atomics64 varname)
-  set(OLD_CMAKE_REQUIRED_FLAGS ${CMAKE_REQUIRED_FLAGS})
-  set(CMAKE_REQUIRED_FLAGS "-std=c++11 ${CMAKE_REQUIRED_FLAGS}")
-  CHECK_CXX_SOURCE_COMPILES("
-#include <atomic>
-#include <cstdint>
-std::atomic<uint64_t> x (0);
-int main() {
-  uint64_t i = x.load(std::memory_order_relaxed);
-  return 0;
-}
-" ${varname})
-  set(CMAKE_REQUIRED_FLAGS ${OLD_CMAKE_REQUIRED_FLAGS})
-endfunction(check_working_cxx_atomics64)
-
-
-# This isn't necessary on MSVC, so avoid command-line switch annoyance
-# by only running on GCC-like hosts.
-if (LLVM_COMPILER_IS_GCC_COMPATIBLE)
-  # First check if atomics work without the library.
-  check_working_cxx_atomics(HAVE_CXX_ATOMICS_WITHOUT_LIB)
-  # If not, check if the library exists, and atomics work with it.
-  if(NOT HAVE_CXX_ATOMICS_WITHOUT_LIB)
-    list(APPEND CMAKE_REQUIRED_LIBRARIES "atomic")
-    check_working_cxx_atomics(HAVE_CXX_ATOMICS_WITH_LIB)
-    if (NOT HAVE_CXX_ATOMICS_WITH_LIB)
-      message(FATAL_ERROR "Host compiler must support std::atomic!")
-    endif()
-  endif()
-endif()
-
-# Check for 64 bit atomic operations.
-if(MSVC)
-  set(HAVE_CXX_ATOMICS64_WITHOUT_LIB True)
-else()
-  check_working_cxx_atomics64(HAVE_CXX_ATOMICS64_WITHOUT_LIB)
-endif()
-
-# If not, check if the library exists, and atomics work with it.
-if(NOT HAVE_CXX_ATOMICS64_WITHOUT_LIB)
-  list(APPEND CMAKE_REQUIRED_LIBRARIES "atomic")
-  check_working_cxx_atomics64(HAVE_CXX_ATOMICS64_WITH_LIB)
-  if (NOT HAVE_CXX_ATOMICS64_WITH_LIB)
-    message(FATAL_ERROR "Host compiler must support 64-bit std::atomic!")
-  endif()
-endif()
-
-## TODO: This define is only used for the legacy atomic operations in
-## llvm's Atomic.h, which should be replaced.  Other code simply
-## assumes C++11 <atomic> works.
-CHECK_CXX_SOURCE_COMPILES("
-#ifdef _MSC_VER
-#include <windows.h>
-#endif
-int main() {
-#ifdef _MSC_VER
-        volatile LONG val = 1;
-        MemoryBarrier();
-        InterlockedCompareExchange(&val, 0, 1);
-        InterlockedIncrement(&val);
-        InterlockedDecrement(&val);
-#else
-        volatile unsigned long val = 1;
-        __sync_synchronize();
-        __sync_val_compare_and_swap(&val, 1, 0);
-        __sync_add_and_fetch(&val, 1);
-        __sync_sub_and_fetch(&val, 1);
-#endif
-        return 0;
-      }
-" LLVM_HAS_ATOMICS)
-
-if( NOT LLVM_HAS_ATOMICS )
-  message(STATUS "Warning: LLVM will be built thread-unsafe because atomic builtins are missing")
-endif()

cmake/FindCppunit.cmake

@@ -0,0 +1,28 @@
+INCLUDE(FindPkgConfig)
+PKG_CHECK_MODULES(PC_CPPUNIT "cppunit")
+
+FIND_PATH(CPPUNIT_INCLUDE_DIRS
+    NAMES cppunit/TestCase.h
+    HINTS ${PC_CPPUNIT_INCLUDE_DIR}
+    ${CMAKE_INSTALL_PREFIX}/include
+    PATHS
+    /usr/local/include
+    /usr/include
+)
+
+FIND_LIBRARY(CPPUNIT_LIBRARIES
+    NAMES cppunit
+    HINTS ${PC_CPPUNIT_LIBDIR}
+    ${CMAKE_INSTALL_PREFIX}/lib
+    ${CMAKE_INSTALL_PREFIX}/lib64
+    PATHS
+    ${CPPUNIT_INCLUDE_DIRS}/../lib
+    /usr/local/lib
+    /usr/lib
+)
+
+LIST(APPEND CPPUNIT_LIBRARIES ${CMAKE_DL_LIBS})
+
+INCLUDE(FindPackageHandleStandardArgs)
+FIND_PACKAGE_HANDLE_STANDARD_ARGS(CPPUNIT DEFAULT_MSG CPPUNIT_LIBRARIES CPPUNIT_INCLUDE_DIRS)
+MARK_AS_ADVANCED(CPPUNIT_LIBRARIES CPPUNIT_INCLUDE_DIRS)

cmake/FindMsgpack.cmake

@@ -0,0 +1,64 @@
+# - Try to find msgpack
+# Once done this will define
+#  MSGPACK_FOUND - System has msgpack
+#  MSGPACK_INCLUDE_DIRS - The msgpack include directories
+#  MSGPACK_LIBRARIES - The libraries needed to use msgpack
+
+if(NOT MSGPACK_USE_BUNDLED)
+  find_package(PkgConfig)
+  if (PKG_CONFIG_FOUND)
+    pkg_search_module(PC_MSGPACK QUIET
+      msgpackc>=${Msgpack_FIND_VERSION}
+      msgpack>=${Msgpack_FIND_VERSION})
+  endif()
+else()
+  set(PC_MSGPACK_INCLUDEDIR)
+  set(PC_MSGPACK_INCLUDE_DIRS)
+  set(PC_MSGPACK_LIBDIR)
+  set(PC_MSGPACK_LIBRARY_DIRS)
+  set(LIMIT_SEARCH NO_DEFAULT_PATH)
+endif()
+
+set(MSGPACK_DEFINITIONS ${PC_MSGPACK_CFLAGS_OTHER})
+
+find_path(MSGPACK_INCLUDE_DIR msgpack/version_master.h
+  HINTS ${PC_MSGPACK_INCLUDEDIR} ${PC_MSGPACK_INCLUDE_DIRS}
+  ${LIMIT_SEARCH})
+
+if(MSGPACK_INCLUDE_DIR)
+  file(READ ${MSGPACK_INCLUDE_DIR}/msgpack/version_master.h msgpack_version_h)
+  string(REGEX REPLACE ".*MSGPACK_VERSION_MAJOR +([0-9]+).*" "\\1" MSGPACK_VERSION_MAJOR "${msgpack_version_h}")
+  string(REGEX REPLACE ".*MSGPACK_VERSION_MINOR +([0-9]+).*" "\\1" MSGPACK_VERSION_MINOR "${msgpack_version_h}")
+  string(REGEX REPLACE ".*MSGPACK_VERSION_REVISION +([0-9]+).*" "\\1" MSGPACK_VERSION_REVISION "${msgpack_version_h}")
+  set(MSGPACK_VERSION_STRING "${MSGPACK_VERSION_MAJOR}.${MSGPACK_VERSION_MINOR}.${MSGPACK_VERSION_REVISION}")
+else()
+  set(MSGPACK_VERSION_STRING)
+endif()
+
+# If we're asked to use static linkage, add libmsgpack{,c}.a as a preferred library name.
+if(MSGPACK_USE_STATIC)
+  list(APPEND MSGPACK_NAMES
+    "${CMAKE_STATIC_LIBRARY_PREFIX}msgpackc${CMAKE_STATIC_LIBRARY_SUFFIX}"
+    "${CMAKE_STATIC_LIBRARY_PREFIX}msgpack${CMAKE_STATIC_LIBRARY_SUFFIX}")
+endif()
+
+list(APPEND MSGPACK_NAMES msgpackc msgpack)
+
+find_library(MSGPACK_LIBRARY NAMES ${MSGPACK_NAMES}
+  # Check each directory for all names to avoid using headers/libraries from
+  # different places.
+  NAMES_PER_DIR
+  HINTS ${PC_MSGPACK_LIBDIR} ${PC_MSGPACK_LIBRARY_DIRS}
+  ${LIMIT_SEARCH})
+
+mark_as_advanced(MSGPACK_INCLUDE_DIR MSGPACK_LIBRARY)
+
+set(MSGPACK_LIBRARIES ${MSGPACK_LIBRARY})
+set(MSGPACK_INCLUDE_DIRS ${MSGPACK_INCLUDE_DIR})
+
+include(FindPackageHandleStandardArgs)
+# handle the QUIETLY and REQUIRED arguments and set MSGPACK_FOUND to TRUE
+# if all listed variables are TRUE
+find_package_handle_standard_args(Msgpack
+  REQUIRED_VARS MSGPACK_LIBRARY MSGPACK_INCLUDE_DIR
+  VERSION_VAR MSGPACK_VERSION_STRING)

configure.ac

@@ -1,6 +1,6 @@
 dnl define macros
 m4_define([opendht_major_version], 2)
-m4_define([opendht_minor_version], 4)
+m4_define([opendht_minor_version], 0)
 m4_define([opendht_patch_version], 0)
 m4_define([opendht_version],
 		  [opendht_major_version.opendht_minor_version.opendht_patch_version])
@@ -102,7 +102,7 @@ AS_IF([test "x$SYS" = "xandroid"],
 LT_INIT()
 LT_LANG(C++)
 
-AX_CXX_COMPILE_STDCXX(17,[noext],[mandatory])
+AX_CXX_COMPILE_STDCXX(14,[noext],[mandatory])
 
 PKG_PROG_PKG_CONFIG()
 
@@ -132,8 +132,6 @@ AM_CONDITIONAL(PROXY_CLIENT_OR_SERVER, test x$proxy_client == xyes || test x$pro
 PKG_CHECK_MODULES([Nettle], [nettle >= 2.4])
 PKG_CHECK_MODULES([GnuTLS], [gnutls >= 3.3])
 PKG_CHECK_MODULES([MsgPack], [msgpack >= 1.2])
-PKG_CHECK_MODULES([Argon2], [libargon2])
-AC_SUBST(argon2_lib, [", libargon2"])
 
 AC_ARG_WITH([jsoncpp], AS_HELP_STRING([--without-jsoncpp], [Build without JsonCpp support]))
 AS_IF([test "x$with_jsoncpp" != "xno"],
@@ -142,7 +140,6 @@ AS_IF([test "x$with_jsoncpp" != "xno"],
 AS_IF([test "x$have_jsoncpp" = "xyes"], [
     AC_MSG_NOTICE([Using JsonCpp])
     CPPFLAGS+=" -DOPENDHT_JSONCPP"
-    AC_SUBST(jsoncpp_lib, [", jsoncpp"])
 ], [
     AC_MSG_NOTICE([Not using JsonCpp])
     AM_COND_IF(PROXY_CLIENT_OR_SERVER, AC_MSG_ERROR(["JsonCpp is required for proxy/push notification support"]))
@@ -154,11 +151,18 @@ AS_IF([test "x$with_openssl" != "xno"],
       [have_openssl=no])
 AS_IF([test "x$have_openssl" = "xyes"], [
     AC_MSG_NOTICE([Using OpenSSL])
-    AC_SUBST(openssl_lib, [", openssl"])
 ], [
     AC_MSG_NOTICE([Not using OpenSSL])
 ])
 
+AC_ARG_WITH([http_parser_fork], AS_HELP_STRING([--with-http-parser-fork], [Build with http_parser fork to support old API]))
+AS_IF([test "x$with_http_parser_fork" = "xyes"],[
+    AC_MSG_NOTICE([Using http_parser fork])
+    AC_DEFINE([OPENDHT_PROXY_HTTP_PARSER_FORK], [], [Define if using http parser fork])
+], [
+    AC_MSG_NOTICE([Not using http_parser fork])
+])
+
 AM_COND_IF([PROXY_CLIENT_OR_SERVER], [
     AC_CHECK_HEADERS([asio.hpp], exit,, AC_MSG_ERROR([Missing Asio headers files]))
     CXXFLAGS="${CXXFLAGS} -DASIO_STANDALONE"
@@ -171,11 +175,31 @@ AM_COND_IF([PROXY_CLIENT_OR_SERVER], [
     # http_parser has no pkgconfig, instead we check with:
     AC_CHECK_LIB(http_parser, exit,, AC_MSG_ERROR([Missing HttpParser library files]))
     AC_CHECK_HEADERS([http_parser.h], [http_parser_headers=yes; break;])
-    AC_SUBST(http_parser_lib, ["-lhttp_parser"])
     AS_IF([test "x$http_parser_headers" != "xyes"], AC_MSG_ERROR([Missing HttpParser headers files]))
 ])
 
-CXXFLAGS="${CXXFLAGS} -DMSGPACK_NO_BOOST -DMSGPACK_DISABLE_LEGACY_NIL -DMSGPACK_DISABLE_LEGACY_CONVERT"
+CXXFLAGS="${CXXFLAGS} -DMSGPACK_DISABLE_LEGACY_NIL -DMSGPACK_DISABLE_LEGACY_CONVERT"
+
+dnl Check for Argon2
+AC_ARG_WITH([argon2], AS_HELP_STRING([--without-argon2], [Use included Argon2]))
+AS_IF([test "x$with_argon2" != "xno"],
+			[PKG_CHECK_MODULES([Argon2], [libargon2], [have_argon2=yes], [have_argon2=no])],
+			[have_argon2=no])
+AS_IF([test "x$have_argon2" = "xyes"], [
+  AC_MSG_NOTICE([Using system Argon2])
+  AC_SUBST(argon2_lib, [", libargon2"])
+], [
+		AS_IF([test "x$with_argon2" = "xyes"], [
+				AC_MSG_ERROR([Argon2 requested but not found])
+		],[
+				AC_MSG_NOTICE([Using included Argon2])
+				AC_SUBST(Argon2_CFLAGS, "-I\${top_srcdir}/argon2/src -I\${top_srcdir}/argon2/include")
+				AC_SUBST(Argon2_LIBS, "libargon2.la")
+				AC_SUBST(Argon2_LDFLAGS, "-L\${abs_top_srcdir}/argon2/src/.libs")
+		])
+])
+
+AM_CONDITIONAL([WITH_INCLUDED_ARGON2], [test "x$have_argon2" = "xno"])
 
 AC_ARG_ENABLE([tools], AS_HELP_STRING([--disable-tools],[Disable tools (CLI DHT node)]),,build_tools=yes)
 AM_CONDITIONAL(ENABLE_TOOLS, test x$build_tools == xyes)

docker/Dockerfile

@@ -1,16 +1,6 @@
-FROM ghcr.io/savoirfairelinux/opendht/opendht-deps:latest
-LABEL maintainer="Adrien Béraud <adrien.beraud@savoirfairelinux.com>"
-LABEL org.opencontainers.image.source https://github.com/savoirfairelinux/opendht
-
+FROM aberaud/opendht-deps
+MAINTAINER Adrien Béraud <adrien.beraud@savoirfairelinux.com>
 RUN git clone https://github.com/savoirfairelinux/opendht.git \
 	&& cd opendht && mkdir build && cd build \
-	&& cmake .. -DCMAKE_INSTALL_PREFIX=/usr \
-				-DCMAKE_INTERPROCEDURAL_OPTIMIZATION=On \
-				-DOPENDHT_C=On \
-				-DOPENDHT_PEER_DISCOVERY=On \
-				-DOPENDHT_PYTHON=On \
-				-DOPENDHT_TOOLS=On \
-				-DOPENDHT_PROXY_SERVER=On \
-				-DOPENDHT_PROXY_CLIENT=On \
-	&& make -j8 && make install \
+	&& cmake .. -DCMAKE_INSTALL_PREFIX=/usr -DOPENDHT_PYTHON=On -DOPENDHT_LTO=On && make -j8 && make install \
 	&& cd ../.. && rm -rf opendht

docker/DockerfileBionic

@@ -1,16 +1,13 @@
-FROM ghcr.io/savoirfairelinux/opendht/opendht-deps-bionic:latest
-LABEL maintainer="Adrien Béraud <adrien.beraud@savoirfairelinux.com>"
-LABEL org.opencontainers.image.source https://github.com/savoirfairelinux/opendht
+FROM docker.pkg.github.com/savoirfairelinux/opendht/opendht-deps-bionic:2.0.0
+MAINTAINER Adrien Béraud <adrien.beraud@savoirfairelinux.com>
 
 RUN git clone https://github.com/savoirfairelinux/opendht.git \
 	&& cd opendht && mkdir build && cd build \
 	&& cmake .. -DCMAKE_INSTALL_PREFIX=/usr \
-				-DCMAKE_INTERPROCEDURAL_OPTIMIZATION=On \
-				-DOPENDHT_C=On \
-				-DOPENDHT_PEER_DISCOVERY=On \
-				-DOPENDHT_PYTHON=On \
-				-DOPENDHT_TOOLS=On \
-				-DOPENDHT_PROXY_SERVER=On \
-				-DOPENDHT_PROXY_CLIENT=On \
-	&& make -j8 && make install \
+		-DOPENDHT_PROXY_CLIENT=On \
+		-DOPENDHT_PROXY_SERVER=On \
+		-DOPENDHT_C=On \
+		-DOPENDHT_PYTHON=On \
+		-DOPENDHT_LTO=On \
+		&& make -j8 && make install \
 	&& cd ../.. && rm -rf opendht

docker/DockerfileDeps

@@ -1,28 +1,56 @@
-FROM ubuntu:20.04
-LABEL maintainer="Adrien Béraud <adrien.beraud@savoirfairelinux.com>"
-LABEL org.opencontainers.image.source https://github.com/savoirfairelinux/opendht
-
+FROM ubuntu:16.04
+MAINTAINER Adrien Béraud <adrien.beraud@savoirfairelinux.com>
 RUN apt-get update && apt-get install -y \
-        dialog apt-utils \
-    && apt-get clean \
-    && echo 'debconf debconf/frontend select Noninteractive' | debconf-set-selections
+        build-essential cmake git wget libncurses5-dev libreadline-dev nettle-dev \
+        libgnutls28-dev libuv1-dev cython3 python3-dev python3-setuptools libcppunit-dev libjsoncpp-dev \
+        autotools-dev autoconf libssl-dev \
+    && apt-get clean
 
-RUN apt-get update && apt-get install -y \
-        build-essential pkg-config cmake git wget \
-        autotools-dev autoconf \
-        cython3 python3-dev python3-setuptools \
-        libncurses5-dev libreadline-dev nettle-dev libcppunit-dev \
-        libgnutls28-dev libuv1-dev libjsoncpp-dev libargon2-dev \
-        libssl-dev libfmt-dev libhttp-parser-dev libasio-dev libmsgpack-dev \
-    && apt-get clean && rm -rf /var/lib/apt/lists/* /var/cache/apt/*
+RUN echo "*** Installing libfmt ***" \
+    && wget https://github.com/fmtlib/fmt/archive/5.3.0.tar.gz \
+    && tar -xzf 5.3.0.tar.gz && cd fmt-5.3.0/ \
+    && cmake -DCMAKE_INSTALL_PREFIX=/usr -DBUILD_SHARED_LIBS=On -DFMT_TEST=Off -DFMT_DOC=Off . \
+    && make -j8 && make install \
+    && cd ../ && rm -rf fmt*
+
+# libhttp-parser-dev is 2.1-2 which is too old
+RUN echo "*** Building nodejs/http_parser dependency ***" \
+    && wget https://github.com/nodejs/http-parser/archive/v2.9.2.tar.gz \
+    && tar xvf v2.9.2.tar.gz && cd http-parser-2.9.2/ \
+    && PREFIX=/usr make -j8 install \
+    && cd ../ && rm -rf http-parser*
+
+# libasio-dev (1.10.6-3) is too old
+RUN echo "** Building a recent version of asio ***" \
+    && wget https://github.com/aberaud/asio/archive/b2b7a1c166390459e1c169c8ae9ef3234b361e3f.tar.gz \
+    && tar -xvf b2b7a1c166390459e1c169c8ae9ef3234b361e3f.tar.gz && cd asio-b2b7a1c166390459e1c169c8ae9ef3234b361e3f/asio \
+    && ./autogen.sh && ./configure --prefix=/usr --without-boost --disable-examples --disable-tests  \
+    && make install \
+    && cd ../../ && rm -rf asio*
 
 RUN echo "*** Downloading RESTinio ***" \
     && mkdir restinio && cd restinio \
-    && wget https://github.com/aberaud/restinio/archive/e0a261dd8488246a3cb8bbb3ea781ea5139c3c94.tar.gz \
-    && ls -l && tar -xzf e0a261dd8488246a3cb8bbb3ea781ea5139c3c94.tar.gz \
-    && cd restinio-e0a261dd8488246a3cb8bbb3ea781ea5139c3c94/dev \
+    && wget https://github.com/aberaud/restinio/archive/a7a10e419d9089c5b8ee63f5e3098c892f22fae4.tar.gz \
+    && ls -l && tar -xzf a7a10e419d9089c5b8ee63f5e3098c892f22fae4.tar.gz \
+    && cd restinio-a7a10e419d9089c5b8ee63f5e3098c892f22fae4/dev \
     && cmake -DCMAKE_INSTALL_PREFIX=/usr -DRESTINIO_TEST=OFF -DRESTINIO_SAMPLE=OFF \
              -DRESTINIO_INSTALL_SAMPLES=OFF -DRESTINIO_BENCH=OFF -DRESTINIO_INSTALL_BENCHES=OFF \
              -DRESTINIO_FIND_DEPS=ON -DRESTINIO_ALLOW_SOBJECTIZER=Off -DRESTINIO_USE_BOOST_ASIO=none . \
     && make -j8 && make install \
-    && cd ../../.. && rm -rf restinio
+    && cd ../../ && rm -rf restinio*
+
+
+# build restbed from sources
+RUN git clone --recursive https://github.com/corvusoft/restbed.git \
+	&& cd restbed && mkdir build && cd build \
+	&& cmake -DBUILD_TESTS=NO -DBUILD_EXAMPLES=NO -DBUILD_SSL=NO -DBUILD_SHARED=YES -DCMAKE_INSTALL_PREFIX=/usr -DCMAKE_INSTALL_LIBDIR=lib .. \
+	&& make -j8 install \
+	&& cd .. && rm -rf restbed
+
+#build msgpack from source
+RUN wget https://github.com/msgpack/msgpack-c/releases/download/cpp-2.1.5/msgpack-2.1.5.tar.gz \
+    && tar -xzf msgpack-2.1.5.tar.gz \
+    && cd msgpack-2.1.5 && mkdir build && cd build \
+    && cmake -DMSGPACK_CXX11=ON -DMSGPACK_BUILD_EXAMPLES=OFF -DCMAKE_INSTALL_PREFIX=/usr .. \
+    && make -j8 && make install \
+    && cd ../.. && rm -rf msgpack-2.1.5 msgpack-2.1.5.tar.gz

docker/DockerfileDepsBionic

@@ -1,21 +1,17 @@
 FROM ubuntu:18.04
-LABEL maintainer="Adrien Béraud <adrien.beraud@savoirfairelinux.com>"
-LABEL org.opencontainers.image.source https://github.com/savoirfairelinux/opendht
+MAINTAINER Adrien Béraud <adrien.beraud@savoirfairelinux.com>
 
 RUN echo "APT::Acquire::Retries \"3\";" > /etc/apt/apt.conf.d/80-retries
 RUN apt-get update && apt-get install -y \
-        apt-transport-https build-essential pkg-config git wget libncurses5-dev libreadline-dev nettle-dev \
+        apt-transport-https build-essential cmake git wget libncurses5-dev libreadline-dev nettle-dev \
         libgnutls28-dev libuv1-dev cython3 python3-dev python3-setuptools libcppunit-dev libjsoncpp-dev \
-        libargon2-0-dev \
-        autotools-dev autoconf libfmt-dev libhttp-parser-dev libmsgpack-dev libssl-dev python3-pip \
-    && apt-get clean && rm -rf /var/lib/apt/lists/* /var/cache/apt/*
-
-RUN pip3 install --upgrade cmake
+        autotools-dev autoconf libfmt-dev libhttp-parser-dev libmsgpack-dev \
+    && apt-get clean
 
 # libasio-dev (1.10) is too old
 RUN echo "** Building a recent version of asio ***" \
-    && wget https://github.com/aberaud/asio/archive/a7d66ef4017d8f1b7f2cef1bb4ba8e23b0961571.tar.gz \
-    && tar -xvf a7d66ef4017d8f1b7f2cef1bb4ba8e23b0961571.tar.gz && cd asio-a7d66ef4017d8f1b7f2cef1bb4ba8e23b0961571/asio \
+    && wget https://github.com/aberaud/asio/archive/b2b7a1c166390459e1c169c8ae9ef3234b361e3f.tar.gz \
+    && tar -xvf b2b7a1c166390459e1c169c8ae9ef3234b361e3f.tar.gz && cd asio-b2b7a1c166390459e1c169c8ae9ef3234b361e3f/asio \
     && ./autogen.sh && ./configure --prefix=/usr --without-boost --disable-examples --disable-tests  \
     && make install \
     && cd ../../ && rm -rf asio*

docker/DockerfileDepsLlvm

@@ -1,31 +1,62 @@
-FROM ubuntu:20.04
-LABEL maintainer="Adrien Béraud <adrien.beraud@savoirfairelinux.com>"
-LABEL org.opencontainers.image.source https://github.com/savoirfairelinux/opendht
-
-RUN apt-get update && apt-get install -y \
-        dialog apt-utils \
-    && apt-get clean \
-    && echo 'debconf debconf/frontend select Noninteractive' | debconf-set-selections
-
+FROM ubuntu:16.04
+MAINTAINER Adrien Béraud <adrien.beraud@savoirfairelinux.com>
 RUN apt-get update \
-    && apt-get install -y llvm llvm-dev lldb clang gdb make cmake pkg-config git wget libncurses5-dev libreadline-dev \
+    && apt-get install -y llvm llvm-dev clang make cmake git wget libncurses5-dev libreadline-dev \
        nettle-dev libgnutls28-dev libuv1-dev libmsgpack-dev libjsoncpp-dev cython3 python3-dev \
        python3-setuptools libcppunit-dev python3-pip \
-       autotools-dev autoconf libssl-dev libargon2-dev \
-       libfmt-dev libhttp-parser-dev libasio-dev \
-    && apt-get remove -y gcc g++ && apt-get autoremove -y \
-    && apt-get clean && rm -rf /var/lib/apt/lists/* /var/cache/apt/*
+       autotools-dev autoconf libssl-dev \
+    && apt-get remove -y gcc g++ && apt-get autoremove -y && apt-get clean
 
 ENV CC cc
 ENV CXX c++
 
+RUN echo "*** Installing libfmt ***" \
+    && wget https://github.com/fmtlib/fmt/archive/5.3.0.tar.gz \
+    && tar -xzf 5.3.0.tar.gz && cd fmt-5.3.0/ \
+    && cmake -DCMAKE_INSTALL_PREFIX=/usr -DBUILD_SHARED_LIBS=On -DFMT_TEST=Off -DFMT_DOC=Off . \
+    && make -j8 && make install \
+    && cd ../ && rm -rf fmt*
+
+# libhttp-parser-dev is 2.1-2 which is too old
+RUN echo "*** Building nodejs/http_parser dependency ***" \
+    && wget https://github.com/nodejs/http-parser/archive/v2.9.2.tar.gz \
+    && tar xvf v2.9.2.tar.gz && cd http-parser-2.9.2/ \
+    && PREFIX=/usr make -j8 install \
+    && cd ../ && rm -rf http-parser*
+
+# libasio-dev (1.10.6-3) is too old
+RUN echo "** Building a recent version of asio ***" \
+    && wget https://github.com/aberaud/asio/archive/b2b7a1c166390459e1c169c8ae9ef3234b361e3f.tar.gz \
+    && tar -xvf b2b7a1c166390459e1c169c8ae9ef3234b361e3f.tar.gz && cd asio-b2b7a1c166390459e1c169c8ae9ef3234b361e3f/asio \
+    && ./autogen.sh && ./configure --prefix=/usr --without-boost --disable-examples --disable-tests  \
+    && make install \
+    && cd ../../ && rm -rf asio*
+
+#patch for https://github.com/Stiffstream/restinio-conan-example/issues/2
+RUN apt-get update && apt-get install -y python3-pip && pip3 install --upgrade cmake
+
 RUN echo "*** Downloading RESTinio ***" \
     && mkdir restinio && cd restinio \
-    && wget https://github.com/aberaud/restinio/archive/e0a261dd8488246a3cb8bbb3ea781ea5139c3c94.tar.gz \
-    && ls -l && tar -xzf e0a261dd8488246a3cb8bbb3ea781ea5139c3c94.tar.gz \
-    && cd restinio-e0a261dd8488246a3cb8bbb3ea781ea5139c3c94/dev \
+    && wget https://github.com/aberaud/restinio/archive/a7a10e419d9089c5b8ee63f5e3098c892f22fae4.tar.gz \
+    && ls -l && tar -xzf a7a10e419d9089c5b8ee63f5e3098c892f22fae4.tar.gz \
+    && cd restinio-a7a10e419d9089c5b8ee63f5e3098c892f22fae4/dev \
     && cmake -DCMAKE_INSTALL_PREFIX=/usr -DRESTINIO_TEST=OFF -DRESTINIO_SAMPLE=OFF \
              -DRESTINIO_INSTALL_SAMPLES=OFF -DRESTINIO_BENCH=OFF -DRESTINIO_INSTALL_BENCHES=OFF \
              -DRESTINIO_FIND_DEPS=ON -DRESTINIO_ALLOW_SOBJECTIZER=Off -DRESTINIO_USE_BOOST_ASIO=none . \
     && make -j8 && make install \
     && cd ../../ && rm -rf restinio*
+
+# build restbed from sources
+RUN git clone --recursive https://github.com/corvusoft/restbed.git \
+	&& cd restbed && mkdir build && cd build \
+	&& cmake -DBUILD_TESTS=NO -DBUILD_EXAMPLES=NO -DBUILD_SSL=NO -DBUILD_SHARED=YES -DCMAKE_INSTALL_PREFIX=/usr -DCMAKE_INSTALL_LIBDIR=lib .. \
+	&& make -j8 install \
+	&& cd .. && rm -rf restbed
+
+#build msgpack from source
+RUN wget https://github.com/msgpack/msgpack-c/releases/download/cpp-2.1.5/msgpack-2.1.5.tar.gz \
+    && tar -xzf msgpack-2.1.5.tar.gz \
+    && cd msgpack-2.1.5 && mkdir build && cd build \
+    && cmake -DMSGPACK_CXX11=ON -DMSGPACK_BUILD_EXAMPLES=OFF -DCMAKE_INSTALL_PREFIX=/usr .. \
+    && make -j8 && make install \
+    && cd ../.. && rm -rf msgpack-2.1.5 msgpack-2.1.5.tar.gz

docker/DockerfileLlvm

@@ -1,16 +0,0 @@
-FROM ghcr.io/savoirfairelinux/opendht/opendht-deps-llvm:latest
-LABEL maintainer="Adrien Béraud <adrien.beraud@savoirfairelinux.com>"
-LABEL org.opencontainers.image.source https://github.com/savoirfairelinux/opendht
-
-RUN git clone https://github.com/savoirfairelinux/opendht.git \
-	&& cd opendht && mkdir build && cd build \
-	&& cmake .. -DCMAKE_INSTALL_PREFIX=/usr \
-				-DCMAKE_INTERPROCEDURAL_OPTIMIZATION=On \
-				-DOPENDHT_C=On \
-				-DOPENDHT_PEER_DISCOVERY=On \
-				-DOPENDHT_PYTHON=On \
-				-DOPENDHT_TOOLS=On \
-				-DOPENDHT_PROXY_SERVER=On \
-				-DOPENDHT_PROXY_CLIENT=On \
-	&& make -j8 && make install \
-	&& cd ../.. && rm -rf opendht

docker/DockerfileTravis

@@ -0,0 +1,7 @@
+FROM aberaud/opendht-deps
+MAINTAINER Adrien Béraud <adrien.beraud@savoirfairelinux.com>
+
+COPY . /root/opendht
+RUN cd /root/opendht && mkdir build && cd build \
+	&& cmake -DCMAKE_INSTALL_PREFIX=/usr -DOPENDHT_PYTHON=On -DOPENDHT_LTO=On -DOPENDHT_TESTS=ON ..  \
+	&& make -j8 && ./opendht_unit_tests && make install

docker/DockerfileTravisLlvm

@@ -0,0 +1,7 @@
+FROM aberaud/opendht-deps-llvm
+MAINTAINER Adrien Béraud <adrien.beraud@savoirfairelinux.com>
+
+COPY . /root/opendht
+RUN cd /root/opendht && mkdir build && cd build \
+	&& cmake -DCMAKE_INSTALL_PREFIX=/usr -DOPENDHT_PYTHON=On -DOPENDHT_TESTS=ON .. \
+	&& make -j8 && ./opendht_unit_tests && make install

docker/DockerfileTravisProxy

@@ -0,0 +1,4 @@
+FROM aberaud/opendht-deps
+MAINTAINER Adrien Béraud <adrien.beraud@savoirfairelinux.com>
+
+COPY . /root/opendht

include/opendht.h

@@ -1,5 +1,5 @@
 /*
- *  Copyright (C) 2014-2022 Savoir-faire Linux Inc.
+ *  Copyright (C) 2014-2019 Savoir-faire Linux Inc.
  *  Author : Adrien Béraud <adrien.beraud@savoirfairelinux.com>
  *
  *  This program is free software; you can redistribute it and/or modify

include/opendht/callbacks.h

@@ -1,5 +1,5 @@
 /*
- *  Copyright (C) 2014-2022 Savoir-faire Linux Inc.
+ *  Copyright (C) 2014-2019 Savoir-faire Linux Inc.
  *  Authors: Adrien Béraud <adrien.beraud@savoirfairelinux.com>
  *           Simon Désaulniers <simon.desaulniers@savoirfairelinux.com>
  *           Sébastien Blin <sebastien.blin@savoirfairelinux.com>
@@ -26,7 +26,6 @@
 #include <vector>
 #include <memory>
 #include <functional>
-#include <string>
 
 #ifdef OPENDHT_JSONCPP
 #include <json/json.h>
@@ -58,8 +57,6 @@ struct OPENDHT_PUBLIC NodeStats {
              cached_nodes {0},
              incoming_nodes {0};
     unsigned table_depth {0};
-    unsigned searches {0};
-    unsigned node_cache_size {0};
     unsigned getKnownNodes() const { return good_nodes + dubious_nodes; }
     unsigned long getNetworkSizeEstimation() const { return 8 * std::exp2(table_depth); }
     std::string toString() const;
@@ -73,7 +70,7 @@ struct OPENDHT_PUBLIC NodeStats {
     explicit NodeStats(const Json::Value& v);
 #endif
 
-    MSGPACK_DEFINE_MAP(good_nodes, dubious_nodes, cached_nodes, incoming_nodes, table_depth, searches, node_cache_size)
+    MSGPACK_DEFINE_MAP(good_nodes, dubious_nodes, cached_nodes, incoming_nodes, table_depth)
 };
 
 struct OPENDHT_PUBLIC NodeInfo {
@@ -82,8 +79,6 @@ struct OPENDHT_PUBLIC NodeInfo {
     NodeStats ipv4 {};
     NodeStats ipv6 {};
     size_t ongoing_ops {0};
-    in_port_t bound4 {0};
-    in_port_t bound6 {0};
 
 #ifdef OPENDHT_JSONCPP
     /**
@@ -120,26 +115,14 @@ struct OPENDHT_PUBLIC Config {
     /** If set, the dht will load its state from this file on start and save its state in this file on shutdown */
     std::string persist_path {};
 
-    /** If non-0, overrides the default global rate-limit. -1 means no limit. */
+    /** If non-0, overrides the default global rate-limit.-1 means no limit. */
     ssize_t max_req_per_sec {0};
 
     /** If non-0, overrides the default per-IP address rate-limit. -1 means no limit. */
     ssize_t max_peer_req_per_sec {0};
-
-    /* If non-0, overrides the default maximum number of searches. -1 means no limit.  */
-    ssize_t max_searches {0};
-
-    /* If non-0, overrides the default maximum store size. -1 means no limit.  */
-    ssize_t max_store_size {0};
-
-    /**
-     * Use appropriate bahavior for a public IP, stable node:
-     *   - No connectivity change triggered when a search fails
-     *   - Larger listen refresh time
-     */
-    bool public_stable {false};
 };
 
+#ifndef OPENDHT_LIGHT
 /**
  * SecureDht configuration.
  */
@@ -147,13 +130,8 @@ struct OPENDHT_PUBLIC SecureDhtConfig
 {
     Config node_config {};
     crypto::Identity id {};
-
-    /**
-     * Cache all encountered public keys and certificates,
-     * for use by the certificate store, putEncrypted and putSigned
-     */
-    bool cert_cache_all {false};
 };
+#endif
 
 static constexpr size_t DEFAULT_STORAGE_LIMIT {1024 * 1024 * 64};
 
@@ -164,7 +142,6 @@ using GetCallback = std::function<bool(const std::vector<std::shared_ptr<Value>>
 using ValueCallback = std::function<bool(const std::vector<std::shared_ptr<Value>>& values, bool expired)>;
 using GetCallbackSimple = std::function<bool(std::shared_ptr<Value> value)>;
 using ShutdownCallback = std::function<void()>;
-using IdentityAnnouncedCb = std::function<void(bool)>;
 
 using CertificateStoreQuery = std::function<std::vector<std::shared_ptr<crypto::Certificate>>(const InfoHash& pk_id)>;
 
@@ -179,13 +156,13 @@ typedef bool (*FilterRaw)(const Value&, void *user_data);
 
 using DoneCallbackSimple = std::function<void(bool success)>;
 
-OPENDHT_PUBLIC GetCallbackSimple bindGetCb(GetCallbackRaw raw_cb, void* user_data);
-OPENDHT_PUBLIC GetCallback bindGetCb(GetCallbackSimple cb);
-OPENDHT_PUBLIC ValueCallback bindValueCb(ValueCallbackRaw raw_cb, void* user_data);
-OPENDHT_PUBLIC ShutdownCallback bindShutdownCb(ShutdownCallbackRaw shutdown_cb_raw, void* user_data);
+OPENDHT_PUBLIC GetCallbackSimple bindGetCb(const GetCallbackRaw& raw_cb, void* user_data);
+OPENDHT_PUBLIC GetCallback bindGetCb(const GetCallbackSimple& cb);
+OPENDHT_PUBLIC ValueCallback bindValueCb(const ValueCallbackRaw& raw_cb, void* user_data);
+OPENDHT_PUBLIC ShutdownCallback bindShutdownCb(const ShutdownCallbackRaw& shutdown_cb_raw, void* user_data);
 OPENDHT_PUBLIC DoneCallback bindDoneCb(DoneCallbackSimple donecb);
-OPENDHT_PUBLIC DoneCallback bindDoneCb(DoneCallbackRaw raw_cb, void* user_data);
-OPENDHT_PUBLIC DoneCallbackSimple bindDoneCbSimple(DoneCallbackSimpleRaw raw_cb, void* user_data);
-OPENDHT_PUBLIC Value::Filter bindFilterRaw(FilterRaw raw_filter, void* user_data);
+OPENDHT_PUBLIC DoneCallback bindDoneCb(const DoneCallbackRaw& raw_cb, void* user_data);
+OPENDHT_PUBLIC DoneCallbackSimple bindDoneCbSimple(const DoneCallbackSimpleRaw& raw_cb, void* user_data);
+OPENDHT_PUBLIC Value::Filter bindFilterRaw(const FilterRaw& raw_filter, void* user_data);
 
 }

include/opendht/crypto.h

@@ -1,7 +1,6 @@
 /*
- *  Copyright (C) 2014-2022 Savoir-faire Linux Inc.
+ *  Copyright (C) 2014-2019 Savoir-faire Linux Inc.
  *  Author : Adrien Béraud <adrien.beraud@savoirfairelinux.com>
- *           Vsevolod Ivanov <vsevolod.ivanov@savoirfairelinux.com>
  *
  *  This program is free software; you can redistribute it and/or modify
  *  it under the terms of the GNU General Public License as published by
@@ -27,7 +26,6 @@ extern "C" {
 #include <gnutls/gnutls.h>
 #include <gnutls/abstract.h>
 #include <gnutls/x509.h>
-#include <gnutls/ocsp.h>
 }
 
 #include <vector>
@@ -80,8 +78,6 @@ struct OPENDHT_PUBLIC PublicKey
      * Takes ownership of an existing gnutls_pubkey.
      */
     PublicKey(gnutls_pubkey_t k) : pk(k) {}
-
-    /** Import public key from serialized data */
     PublicKey(const uint8_t* dat, size_t dat_size);
     PublicKey(const Blob& pk) : PublicKey(pk.data(), pk.size()) {}
     PublicKey(PublicKey&& o) noexcept : pk(o.pk) { o.pk = nullptr; };
@@ -108,17 +104,16 @@ struct OPENDHT_PUBLIC PublicKey
     PkId getLongId() const;
 
     bool checkSignature(const uint8_t* data, size_t data_len, const uint8_t* signature, size_t signature_len) const;
-    inline bool checkSignature(const Blob& data, const Blob& signature) const {
+    bool checkSignature(const Blob& data, const Blob& signature) const {
         return checkSignature(data.data(), data.size(), signature.data(), signature.size());
     }
 
     Blob encrypt(const uint8_t* data, size_t data_len) const;
-    inline Blob encrypt(const Blob& data) const {
+    Blob encrypt(const Blob& data) const {
         return encrypt(data.data(), data.size());
     }
 
     void pack(Blob& b) const;
-    int pack(uint8_t* out, size_t* out_len) const;
     void unpack(const uint8_t* dat, size_t dat_size);
 
     std::string toString() const;
@@ -132,7 +127,7 @@ struct OPENDHT_PUBLIC PublicKey
         p.pack_bin_body((const char*)b.data(), b.size());
     }
 
-    void msgpack_unpack(const msgpack::object& o);
+    void msgpack_unpack(msgpack::object o);
 
     gnutls_digest_algorithm_t getPreferredDigest() const;
 
@@ -164,9 +159,7 @@ struct OPENDHT_PUBLIC PrivateKey
     ~PrivateKey();
     explicit operator bool() const { return key; }
 
-    const PublicKey& getPublicKey() const;
-    const std::shared_ptr<PublicKey>& getSharedPublicKey() const;
-
+    PublicKey getPublicKey() const;
     int serialize(uint8_t* out, size_t* out_len, const std::string& password = {}) const;
     Blob serialize(const std::string& password = {}) const;
 
@@ -174,16 +167,14 @@ struct OPENDHT_PUBLIC PrivateKey
      * Sign the provided binary object.
      * @returns the signature data.
      */
-    Blob sign(const uint8_t* data, size_t data_len) const;
-    inline Blob sign(const Blob& dat) const { return sign(dat.data(), dat.size()); }
+    Blob sign(const Blob&) const;
 
     /**
      * Try to decrypt the provided cypher text.
      * In case of failure a CryptoException is thrown.
      * @returns the decrypted data.
      */
-    Blob decrypt(const uint8_t* cypher, size_t cypher_len) const;
-    Blob decrypt(const Blob& cypher) const { return decrypt(cypher.data(), cypher.size()); }
+    Blob decrypt(const Blob& cypher) const;
 
     /**
      * Generate a new RSA key pair
@@ -201,9 +192,10 @@ private:
     PrivateKey& operator=(const PrivateKey&) = delete;
     Blob decryptBloc(const uint8_t* src, size_t src_size) const;
 
-    mutable std::shared_ptr<PublicKey> publicKey_ {};
+    //friend dht::crypto::Identity dht::crypto::generateIdentity(const std::string&, dht::crypto::Identity, unsigned key_length);
 };
 
+
 class OPENDHT_PUBLIC RevocationList
 {
     using clock = std::chrono::system_clock;
@@ -233,7 +225,7 @@ public:
         p.pack_bin_body((const char*)b.data(), b.size());
     }
 
-    void msgpack_unpack(const msgpack::object& o);
+    void msgpack_unpack(msgpack::object o);
 
     void revoke(const Certificate& crt, time_point t = time_point::min());
 
@@ -316,55 +308,6 @@ private:
     gnutls_x509_crq_t request {nullptr};
 };
 
-class OPENDHT_PUBLIC OcspRequest
-{
-public:
-    OcspRequest(gnutls_ocsp_req_t r) : request(r) {};
-    OcspRequest(const uint8_t* dat_ptr, size_t dat_size);
-    ~OcspRequest();
-
-    /*
-     * Get OCSP Request in readable format.
-     */
-    std::string toString(const bool compact = true) const;
-
-    Blob pack() const;
-    Blob getNonce() const;
-private:
-    gnutls_ocsp_req_t request;
-};
-
-class OPENDHT_PUBLIC OcspResponse
-{
-public:
-    OcspResponse(const uint8_t* dat_ptr, size_t dat_size);
-    OcspResponse(const std::string& response) : OcspResponse((const uint8_t*)response.data(), response.size()) {};
-    ~OcspResponse();
-
-    Blob pack() const;
-    /*
-     * Get OCSP Response in readable format.
-     */
-    std::string toString(const bool compact = true) const;
-
-    /*
-     * Get OCSP response certificate status.
-     * Return certificate status.
-     * http://www.gnu.org/software/gnutls/reference/gnutls-ocsp.html#gnutls-ocsp-cert-status-t
-     */
-    gnutls_ocsp_cert_status_t getCertificateStatus() const;
-
-    /*
-     * Verify OCSP response and return OCSP status.
-     * Throws CryptoException in case of error in the response.
-     * http://www.gnu.org/software/gnutls/reference/gnutls-ocsp.html#gnutls-ocsp-verify-reason-t
-     */
-    gnutls_ocsp_cert_status_t verifyDirect(const Certificate& crt, const Blob& nonce);
-
-private:
-    gnutls_ocsp_resp_t response;
-};
-
 struct OPENDHT_PUBLIC Certificate {
     Certificate() noexcept {}
 
@@ -480,7 +423,7 @@ struct OPENDHT_PUBLIC Certificate {
         p.pack_bin_body((const char*)b.data(), b.size());
     }
 
-    void msgpack_unpack(const msgpack::object& o);
+    void msgpack_unpack(msgpack::object o);
 
     explicit operator bool() const { return cert; }
     PublicKey getPublicKey() const;
@@ -490,8 +433,6 @@ struct OPENDHT_PUBLIC Certificate {
     /** Same as getPublicKey().getLongId() */
     PkId getLongId() const;
 
-    Blob getSerialNumber() const;
-
     /** Read certificate Common Name (CN) */
     std::string getName() const;
 
@@ -541,8 +482,8 @@ struct OPENDHT_PUBLIC Certificate {
     void addRevocationList(RevocationList&&);
     void addRevocationList(std::shared_ptr<RevocationList>);
 
-    static Certificate generate(const PrivateKey& key, const std::string& name = "dhtnode", const Identity& ca = {}, bool is_ca = false, int64_t validity = 0);
-    static Certificate generate(const CertificateRequest& request, const Identity& ca, int64_t validity = 0);
+    static Certificate generate(const PrivateKey& key, const std::string& name = "dhtnode", const Identity& ca = {}, bool is_ca = false);
+    static Certificate generate(const CertificateRequest& request, const Identity& ca);
 
     gnutls_x509_crt_t getCopy() const {
         if (not cert)
@@ -585,27 +526,11 @@ struct OPENDHT_PUBLIC Certificate {
 
     gnutls_digest_algorithm_t getPreferredDigest() const;
 
-    /*
-     * Generate OCSP request.
-     * Return GnuTLS error code.
-     * https://www.gnutls.org/manual/html_node/Error-codes.html
-     */
-    std::pair<std::string, Blob> generateOcspRequest(gnutls_x509_crt_t& issuer);
-
-    /**
-     * Change certificate's expiration
-     */
-    void setValidity(const Identity& ca, int64_t validity);
-    void setValidity(const PrivateKey& key, int64_t validity);
-
     gnutls_x509_crt_t cert {nullptr};
     std::shared_ptr<Certificate> issuer {};
-    std::shared_ptr<OcspResponse> ocspResponse;
 private:
     Certificate(const Certificate&) = delete;
     Certificate& operator=(const Certificate&) = delete;
-    mutable InfoHash cachedId_ {};
-    mutable PkId cachedLongId_ {};
 
     struct crlNumberCmp {
         bool operator() (const std::shared_ptr<RevocationList>& lhs, const std::shared_ptr<RevocationList>& rhs) const {
@@ -781,10 +706,8 @@ OPENDHT_PUBLIC Blob aesEncrypt(const Blob& data, const std::string& password);
 /**
  * AES-GCM decryption.
  */
-OPENDHT_PUBLIC Blob aesDecrypt(const uint8_t* data, size_t data_length, const Blob& key);
-OPENDHT_PUBLIC inline Blob aesDecrypt(const Blob& data, const Blob& key) { return aesDecrypt(data.data(), data.size(), key); }
-OPENDHT_PUBLIC Blob aesDecrypt(const uint8_t* data, size_t data_length, const std::string& password);
-OPENDHT_PUBLIC inline Blob aesDecrypt(const Blob& data, const std::string& password) { return aesDecrypt(data.data(), data.size(), password); }
+OPENDHT_PUBLIC Blob aesDecrypt(const Blob& data, const Blob& key);
+OPENDHT_PUBLIC Blob aesDecrypt(const Blob& data, const std::string& password);
 
 }
 }

include/opendht/default_types.h

@@ -1,5 +1,5 @@
 /*
- *  Copyright (C) 2014-2022 Savoir-faire Linux Inc.
+ *  Copyright (C) 2014-2019 Savoir-faire Linux Inc.
  *  Author : Adrien Béraud <adrien.beraud@savoirfairelinux.com>
  *
  *  This program is free software; you can redistribute it and/or modify
@@ -58,6 +58,7 @@ public:
     MSGPACK_DEFINE(service, data)
 };
 
+#ifndef OPENDHT_LIGHT
 template <typename T>
 class OPENDHT_PUBLIC SignedValue : public Value::Serializable<T>
 {
@@ -66,10 +67,8 @@ private:
 
 public:
     virtual void unpackValue(const Value& v) override {
-        if (v.owner) {
-            owner = v.owner;
+        if (v.owner)
             from = v.owner->getId();
-        }
         BaseClass::unpackValue(v);
     }
 
@@ -77,7 +76,6 @@ public:
         return [](const Value& v){ return v.isSigned(); };
     }
 
-    Sp<crypto::PublicKey> owner;
     dht::InfoHash from;
 };
 
@@ -105,7 +103,6 @@ public:
 
 
 
-
 class OPENDHT_PUBLIC ImMessage : public SignedValue<ImMessage>
 {
 private:
@@ -147,18 +144,17 @@ public:
     static const ValueType TYPE;
 
     TrustRequest() {}
-    TrustRequest(std::string s, std::string ci = {}) : service(s), conversationId(ci) {}
-    TrustRequest(std::string s, std::string ci, const Blob& d) : service(s), conversationId(ci), payload(d) {}
+    TrustRequest(std::string s) : service(s) {}
+    TrustRequest(std::string s, const Blob& d) : service(s), payload(d) {}
 
     static Value::Filter getFilter() {
         return EncryptedValue::getFilter();
     }
 
     std::string service;
-    std::string conversationId;
     Blob payload;
     bool confirm {false};
-    MSGPACK_DEFINE_MAP(service, conversationId, payload, confirm)
+    MSGPACK_DEFINE_MAP(service, payload, confirm)
 };
 
 class OPENDHT_PUBLIC IceCandidates : public EncryptedValue<IceCandidates>
@@ -181,19 +177,11 @@ public:
     {
         pk.pack_array(2);
         pk.pack(id);
-#if 1
         pk.pack_bin(ice_data.size());
         pk.pack_bin_body((const char*)ice_data.data(), ice_data.size());
-#else
-        // hack for backward compatibility with old opendht compiled with msgpack 1.0
-        // remove when enough people have moved to new versions
-        pk.pack_array(ice_data.size());
-        for (uint8_t b : ice_data)
-            pk.pack(b);
-#endif
     }
 
-    virtual void msgpack_unpack(const msgpack::object& o)
+    virtual void msgpack_unpack(msgpack::object o)
     {
         if (o.type != msgpack::type::ARRAY) throw msgpack::type_error();
         if (o.via.array.size < 2) throw msgpack::type_error();
@@ -204,6 +192,7 @@ public:
     Value::Id id {0};
     Blob ice_data;
 };
+#endif
 
 /* "Peer" announcement
  */
@@ -233,7 +222,7 @@ public:
         pk.pack_bin_body((const char*)addr.get(), addr.getLength());
     }
 
-    virtual void msgpack_unpack(const msgpack::object& o)
+    virtual void msgpack_unpack(msgpack::object o)
     {
         if (o.type == msgpack::type::BIN)
             addr = {(sockaddr*)o.via.bin.ptr, (socklen_t)o.via.bin.size};
@@ -265,8 +254,11 @@ private:
     SockAddr addr;
 };
 
-
+#ifndef OPENDHT_LIGHT
 OPENDHT_PUBLIC extern const std::array<std::reference_wrapper<const ValueType>, 5> DEFAULT_TYPES;
+#else
+OPENDHT_PUBLIC extern const std::array<std::reference_wrapper<const ValueType>, 1> DEFAULT_TYPES;
+#endif
 
 OPENDHT_PUBLIC extern const std::array<std::reference_wrapper<const ValueType>, 1> DEFAULT_INSECURE_TYPES;
 

include/opendht/dht.h

@@ -1,5 +1,5 @@
 /*
- *  Copyright (C) 2014-2022 Savoir-faire Linux Inc.
+ *  Copyright (C) 2014-2019 Savoir-faire Linux Inc.
  *  Authors: Adrien Béraud <adrien.beraud@savoirfairelinux.com>
  *           Simon Désaulniers <simon.desaulniers@savoirfairelinux.com>
  *           Sébastien Blin <sebastien.blin@savoirfairelinux.com>
@@ -61,15 +61,14 @@ struct LocalListener;
  */
 class OPENDHT_PUBLIC Dht final : public DhtInterface {
 public:
+
+    Dht();
+
     /**
      * Initialise the Dht with two open sockets (for IPv4 and IP6)
      * and an ID for the node.
      */
-    Dht(std::unique_ptr<net::DatagramSocket>&& sock, const Config& config, const Sp<Logger>& l = {});
-
-    Dht(std::unique_ptr<net::DatagramSocket>&& sock, const Config& config, const Logger& l = {})
-        : Dht(std::move(sock), config, std::make_shared<Logger>(l)) {}
-
+    Dht(std::unique_ptr<net::DatagramSocket>&& sock, const Config& config, const Logger& l = {});
     virtual ~Dht();
 
     /**
@@ -77,14 +76,10 @@ public:
      */
     inline const InfoHash& getNodeId() const override { return myid; }
 
-    NodeStatus updateStatus(sa_family_t af) override;
-
     /**
      * Get the current status of the node for the given family.
      */
-    NodeStatus getStatus(sa_family_t af) const override {
-        return dht(af).status;
-    }
+    NodeStatus getStatus(sa_family_t af) const override;
 
     NodeStatus getStatus() const override {
         return std::max(getStatus(AF_INET), getStatus(AF_INET6));
@@ -95,7 +90,7 @@ public:
     /**
      * Performs final operations before quitting.
      */
-    void shutdown(ShutdownCallback cb, bool stop = false) override;
+    void shutdown(ShutdownCallback cb) override;
 
     /**
      * Returns true if the node is running (have access to an open socket).
@@ -112,15 +107,6 @@ public:
         return types.getType(type_id);
     }
 
-    void addBootstrap(const std::string& host, const std::string& service) override {
-        bootstrap_nodes.emplace_back(host, service);
-        startBootstrap();
-    }
-
-    void clearBootstrap() override {
-        bootstrap_nodes.clear();
-    }
-
     /**
      * Insert a node in the main routing table.
      * The node is not pinged, so this should be
@@ -133,9 +119,9 @@ public:
 
     void pingNode(SockAddr, DoneCallbackSimple&& cb={}) override;
 
-    time_point periodic(const uint8_t *buf, size_t buflen, SockAddr, const time_point& now) override;
-    time_point periodic(const uint8_t *buf, size_t buflen, const sockaddr* from, socklen_t fromlen, const time_point& now) override {
-        return periodic(buf, buflen, SockAddr(from, fromlen), now);
+    time_point periodic(const uint8_t *buf, size_t buflen, SockAddr) override;
+    time_point periodic(const uint8_t *buf, size_t buflen, const sockaddr* from, socklen_t fromlen) override {
+        return periodic(buf, buflen, SockAddr(from, fromlen));
     }
 
     /**
@@ -340,10 +326,10 @@ private:
     static constexpr unsigned LISTEN_NODES {4};
 
     /* The maximum number of hashes we're willing to track. */
-    static constexpr unsigned MAX_HASHES {1024 * 1024};
+    static constexpr unsigned MAX_HASHES {64 * 1024};
 
     /* The maximum number of searches we keep data about. */
-    static constexpr unsigned MAX_SEARCHES {1024 * 1024};
+    static constexpr unsigned MAX_SEARCHES {64 * 1024};
 
     static constexpr std::chrono::minutes MAX_STORAGE_MAINTENANCE_EXPIRE_TIME {10};
 
@@ -351,12 +337,9 @@ private:
     static constexpr std::chrono::minutes SEARCH_EXPIRE_TIME {62};
 
     /* Timeout for listen */
-    static constexpr duration LISTEN_EXPIRE_TIME {std::chrono::seconds(30)};
-    static constexpr duration LISTEN_EXPIRE_TIME_PUBLIC {std::chrono::minutes(5)};
+    static constexpr std::chrono::seconds LISTEN_EXPIRE_TIME {30};
 
-    static constexpr duration REANNOUNCE_MARGIN {std::chrono::seconds(10)};
-
-    static constexpr std::chrono::seconds BOOTSTRAP_PERIOD {10};
+    static constexpr std::chrono::seconds REANNOUNCE_MARGIN {10};
 
     static constexpr size_t TOKEN_SIZE {32};
 
@@ -370,8 +353,6 @@ private:
     Dht(const Dht&) = delete;
     Dht& operator=(const Dht&) = delete;
 
-    std::mt19937_64 rd {crypto::getSeededRandomEngine<std::mt19937_64>()};
-
     InfoHash myid {};
 
     uint64_t secret {};
@@ -380,49 +361,40 @@ private:
     // registred types
     TypeStore types;
 
-    using SearchMap = std::map<InfoHash, Sp<Search>>;
-    struct Kad {
-        RoutingTable buckets {};
-        SearchMap searches {};
-        unsigned pending_pings {0};
-        NodeStatus status;
-
-        NodeStatus getStatus(time_point now) const;
-        NodeStats getNodesStats(time_point now, const InfoHash& myid) const;
-    };
-
-    Kad dht4 {};
-    Kad dht6 {};
-
-    std::vector<std::pair<std::string,std::string>> bootstrap_nodes {};
-    std::chrono::steady_clock::duration bootstrap_period {BOOTSTRAP_PERIOD};
-    Sp<Scheduler::Job> bootstrapJob {};
+    // the stuff
+    RoutingTable buckets4 {};
+    RoutingTable buckets6 {};
 
     std::map<InfoHash, Storage> store;
     std::map<SockAddr, StorageBucket, SockAddr::ipCmp> store_quota;
     size_t total_values {0};
     size_t total_store_size {0};
-    size_t max_store_keys {MAX_HASHES};
     size_t max_store_size {DEFAULT_STORAGE_LIMIT};
 
-    size_t max_searches {MAX_SEARCHES};
-    size_t search_id {0};
+    using SearchMap = std::map<InfoHash, Sp<Search>>;
+    SearchMap searches4 {};
+    SearchMap searches6 {};
+    uint16_t search_id {0};
 
     // map a global listen token to IPv4, IPv6 specific listen tokens.
     // 0 is the invalid token.
     std::map<size_t, std::tuple<size_t, size_t, size_t>> listeners {};
     size_t listener_token {1};
 
-
     // timing
     Scheduler scheduler;
     Sp<Scheduler::Job> nextNodesConfirmation {};
     Sp<Scheduler::Job> nextStorageMaintenance {};
 
     net::NetworkEngine network_engine;
+    unsigned pending_pings4 {0};
+    unsigned pending_pings6 {0};
+
     using ReportedAddr = std::pair<unsigned, SockAddr>;
     std::vector<ReportedAddr> reported_addr;
 
+    std::mt19937_64 rd {crypto::getSeededRandomEngine<std::mt19937_64>()};
+
     std::string persistPath;
 
     // are we a bootstrap node ?
@@ -431,11 +403,6 @@ private:
     //       be put in bootstrap mode.
     const bool is_bootstrap {false};
     const bool maintain_storage {false};
-    const bool public_stable {false};
-
-    inline const duration& getListenExpiration() const {
-        return public_stable ? LISTEN_EXPIRE_TIME_PUBLIC : LISTEN_EXPIRE_TIME;
-    }
 
     void rotateSecrets();
 
@@ -445,7 +412,7 @@ private:
     void reportedAddr(const SockAddr&);
 
     // Storage
-    void storageAddListener(const InfoHash& id, const Sp<Node>& node, size_t tid, Query&& = {}, int version = 0);
+    void storageAddListener(const InfoHash& id, const Sp<Node>& node, size_t tid, Query&& = {});
     bool storageStore(const InfoHash& id, const Sp<Value>& value, time_point created, const SockAddr& sa = {}, bool permanent = false);
     bool storageErase(const InfoHash& id, Value::Id vid);
     bool storageRefresh(const InfoHash& id, Value::Id vid);
@@ -465,10 +432,8 @@ private:
     size_t maintainStorage(decltype(store)::value_type&, bool force=false, const DoneCallback& donecb={});
 
     // Buckets
-    Kad& dht(sa_family_t af) { return af == AF_INET ? dht4 : dht6; }
-    const Kad& dht(sa_family_t af) const { return af == AF_INET ? dht4 : dht6; }
-    RoutingTable& buckets(sa_family_t af) { return dht(af).buckets; }
-    const RoutingTable& buckets(sa_family_t af) const { return dht(af).buckets; }
+    RoutingTable& buckets(sa_family_t af) { return af == AF_INET ? buckets4 : buckets6; }
+    const RoutingTable& buckets(sa_family_t af) const { return af == AF_INET ? buckets4 : buckets6; }
     Bucket* findBucket(const InfoHash& id, sa_family_t af) {
         auto& b = buckets(af);
         auto it = b.findBucket(id);
@@ -482,9 +447,6 @@ private:
     void sendCachedPing(Bucket& b);
     bool bucketMaintenance(RoutingTable&);
     void dumpBucket(const Bucket& b, std::ostream& out) const;
-    void bootstrap();
-    void startBootstrap();
-    void stopBootstrap();
 
     // Nodes
     void onNewNode(const Sp<Node>& node, int confirm);
@@ -492,8 +454,9 @@ private:
     bool trySearchInsert(const Sp<Node>& node);
 
     // Searches
-    inline SearchMap& searches(sa_family_t af) { return dht(af).searches; }
-    inline const SearchMap& searches(sa_family_t af) const { return dht(af).searches; }
+
+    inline SearchMap& searches(sa_family_t af) { return af == AF_INET ? searches4 : searches6; }
+    inline const SearchMap& searches(sa_family_t af) const { return af == AF_INET ? searches4 : searches6; }
 
     /**
      * Low-level method that will perform a search on the DHT for the specified
@@ -517,9 +480,6 @@ private:
     void confirmNodes();
     void expire();
 
-    void onConnected();
-    void onDisconnected();
-
     /**
      * Generic function to execute when a 'get' request has completed.
      *
@@ -573,8 +533,7 @@ private:
      *
      * @param sr  The search to execute its operations.
      */
-    void searchStep(std::weak_ptr<Search> ws);
-
+    void searchStep(Sp<Search>);
     void searchSynchedNodeListen(const Sp<Search>&, SearchNode&);
 
     void dumpSearch(const Search& sr, std::ostream& out) const;
@@ -605,8 +564,7 @@ private:
             const InfoHash& hash,
             const Blob& token,
             size_t socket_id,
-            const Query& query,
-            int version = 0);
+            const Query& query);
     void onListenDone(const Sp<Node>& status,
             net::RequestAnswer& a,
             Sp<Search>& sr);

include/opendht/dht_interface.h

@@ -1,5 +1,5 @@
 /*
- *  Copyright (C) 2014-2022 Savoir-faire Linux Inc.
+ *  Copyright (C) 2014-2019 Savoir-faire Linux Inc.
  *  Author: Sébastien Blin <sebastien.blin@savoirfairelinux.com>
  *
  *  This program is free software; you can redistribute it and/or modify
@@ -21,8 +21,6 @@
 #include "infohash.h"
 #include "log_enable.h"
 
-#include <queue>
-
 namespace dht {
 
 namespace net {
@@ -32,8 +30,7 @@ namespace net {
 class OPENDHT_PUBLIC DhtInterface {
 public:
     DhtInterface() = default;
-    DhtInterface(const Logger& l) : logger_(std::make_shared<Logger>(l)) {};
-    DhtInterface(const std::shared_ptr<Logger>& l) : logger_(l) {};
+    DhtInterface(const Logger& l) : DHT_LOG(l) {};
     virtual ~DhtInterface() = default;
 
     // [[deprecated]]
@@ -44,14 +41,9 @@ public:
     /**
      * Get the current status of the node for the given family.
      */
-    virtual NodeStatus updateStatus(sa_family_t af) { return getStatus(af); };
     virtual NodeStatus getStatus(sa_family_t af) const = 0;
     virtual NodeStatus getStatus() const = 0;
 
-    void addOnConnectedCallback(std::function<void()> cb) {
-        onConnectCallbacks_.emplace(std::move(cb));
-    }
-
     virtual net::DatagramSocket* getSocket() const { return {}; };
 
     /**
@@ -61,10 +53,8 @@ public:
 
     /**
      * Performs final operations before quitting.
-     * stop: if true, cancel ongoing operations and call their 'done'
-     *       callbacks synchronously.
      */
-    virtual void shutdown(ShutdownCallback cb, bool stop = false) = 0;
+    virtual void shutdown(ShutdownCallback cb) = 0;
 
     /**
      * Returns true if the node is running (have access to an open socket).
@@ -78,9 +68,6 @@ public:
 
     virtual const ValueType& getType(ValueType::Id type_id) const = 0;
 
-    virtual void addBootstrap(const std::string& /*host*/, const std::string& /*service*/) {};
-    virtual void clearBootstrap() {};
-
     /**
      * Insert a node in the main routing table.
      * The node is not pinged, so this should be
@@ -91,8 +78,8 @@ public:
 
     virtual void pingNode(SockAddr, DoneCallbackSimple&& cb={}) = 0;
 
-    virtual time_point periodic(const uint8_t *buf, size_t buflen, SockAddr, const time_point& now) = 0;
-    virtual time_point periodic(const uint8_t *buf, size_t buflen, const sockaddr* from, socklen_t fromlen, const time_point& now) = 0;
+    virtual time_point periodic(const uint8_t *buf, size_t buflen, SockAddr) = 0;
+    virtual time_point periodic(const uint8_t *buf, size_t buflen, const sockaddr* from, socklen_t fromlen) = 0;
 
     /**
      * Get a value by searching on all available protocols (IPv4, IPv6),
@@ -234,23 +221,15 @@ public:
      * Enable or disable logging of DHT internal messages
      */
     virtual void setLoggers(LogMethod error = {}, LogMethod warn = {}, LogMethod debug = {}) {
-        if (logger_) {
-            logger_->DBG = std::move(debug);
-            logger_->WARN = std::move(warn);
-            logger_->ERR = std::move(error);
-        } else
-            logger_= std::make_shared<Logger>(std::move(error), std::move(warn), std::move(debug));
+        DHT_LOG.DBG = debug;
+        DHT_LOG.WARN = warn;
+        DHT_LOG.ERR = error;
     }
 
     virtual void setLogger(const Logger& l) {
-        if (logger_)
-            *logger_ = l;
-        else
-            logger_= std::make_shared<Logger>(l);
-    }
-
-    virtual void setLogger(const std::shared_ptr<Logger>& l) {
-        logger_ = l;
+        DHT_LOG.DBG = l.DBG;
+        DHT_LOG.WARN = l.WARN;
+        DHT_LOG.ERR = l.ERR;
     }
 
     /**
@@ -258,8 +237,7 @@ public:
      */
     virtual void setLogFilter(const InfoHash& f)
     {
-        if (logger_)
-            logger_->setFilter(f);
+        DHT_LOG.setFilter(f);
     }
 
     virtual void setPushNotificationToken(const std::string&) {};
@@ -271,8 +249,7 @@ public:
     virtual void pushNotificationReceived(const std::map<std::string, std::string>& data) = 0;
 
 protected:
-    std::shared_ptr<Logger> logger_ {};
-    std::queue<std::function<void()>> onConnectCallbacks_ {};
+    Logger DHT_LOG;
 };
 
 } // namespace dht

include/opendht/dht_proxy_client.h

@@ -1,5 +1,5 @@
 /*
- *  Copyright (C) 2014-2022 Savoir-faire Linux Inc.
+ *  Copyright (C) 2016-2019 Savoir-faire Linux Inc.
  *  Author: Sébastien Blin <sebastien.blin@savoirfairelinux.com>
  *          Adrien Béraud <adrien.beraud@savoirfairelinux.com>
  *          Vsevolod Ivanov <vsevolod.ivanov@savoirfairelinux.com>
@@ -85,7 +85,7 @@ public:
     /**
      * Performs final operations before quitting.
      */
-    void shutdown(ShutdownCallback cb, bool) override;
+    void shutdown(ShutdownCallback cb) override;
 
     /**
      * Returns true if the node is running (have access to an open socket).
@@ -107,13 +107,13 @@ public:
      */
     virtual void get(const InfoHash& key, GetCallback cb, DoneCallback donecb={}, Value::Filter&& f={}, Where&& w = {}) override;
     virtual void get(const InfoHash& key, GetCallback cb, DoneCallbackSimple donecb={}, Value::Filter&& f={}, Where&& w = {}) override {
-        get(key, cb, bindDoneCb(std::move(donecb)), std::forward<Value::Filter>(f), std::forward<Where>(w));
+        get(key, cb, bindDoneCb(donecb), std::forward<Value::Filter>(f), std::forward<Where>(w));
     }
     virtual void get(const InfoHash& key, GetCallbackSimple cb, DoneCallback donecb={}, Value::Filter&& f={}, Where&& w = {}) override {
-        get(key, bindGetCb(cb), std::move(donecb), std::forward<Value::Filter>(f), std::forward<Where>(w));
+        get(key, bindGetCb(cb), donecb, std::forward<Value::Filter>(f), std::forward<Where>(w));
     }
     virtual void get(const InfoHash& key, GetCallbackSimple cb, DoneCallbackSimple donecb, Value::Filter&& f={}, Where&& w = {}) override {
-        get(key, bindGetCb(cb), bindDoneCb(std::move(donecb)), std::forward<Value::Filter>(f), std::forward<Where>(w));
+        get(key, bindGetCb(cb), bindDoneCb(donecb), std::forward<Value::Filter>(f), std::forward<Where>(w));
     }
 
     /**
@@ -134,7 +134,7 @@ public:
             time_point created=time_point::max(),
             bool permanent = false) override
     {
-        put(key, v, bindDoneCb(std::move(cb)), created, permanent);
+        put(key, v, bindDoneCb(cb), created, permanent);
     }
 
     void put(const InfoHash& key,
@@ -143,7 +143,7 @@ public:
             time_point created=time_point::max(),
             bool permanent = false) override
     {
-        put(key, std::make_shared<Value>(std::move(v)), std::move(cb), created, permanent);
+        put(key, std::make_shared<Value>(std::move(v)), cb, created, permanent);
     }
     void put(const InfoHash& key,
             Value&& v,
@@ -151,7 +151,7 @@ public:
             time_point created=time_point::max(),
             bool permanent = false) override
     {
-        put(key, std::forward<Value>(v), bindDoneCb(std::move(cb)), created, permanent);
+        put(key, std::forward<Value>(v), bindDoneCb(cb), created, permanent);
     }
 
     /**
@@ -176,14 +176,14 @@ public:
     virtual size_t listen(const InfoHash&, ValueCallback, Value::Filter={}, Where={}) override;
 
     virtual size_t listen(const InfoHash& key, GetCallback cb, Value::Filter f={}, Where w={}) override {
-        return listen(key, [cb=std::move(cb)](const std::vector<Sp<Value>>& vals, bool expired){
+        return listen(key, [cb](const std::vector<Sp<Value>>& vals, bool expired){
             if (not expired)
                 return cb(vals);
             return true;
         }, std::forward<Value::Filter>(f), std::forward<Where>(w));
     }
     virtual size_t listen(const InfoHash& key, GetCallbackSimple cb, Value::Filter f={}, Where w={}) override {
-        return listen(key, bindGetCb(std::move(cb)), std::forward<Value::Filter>(f), std::forward<Where>(w));
+        return listen(key, bindGetCb(cb), std::forward<Value::Filter>(f), std::forward<Where>(w));
     }
     /*
      * This function relies on the cache implementation.
@@ -197,9 +197,9 @@ public:
      */
     void pushNotificationReceived(const std::map<std::string, std::string>& notification) override;
 
-    time_point periodic(const uint8_t*, size_t, SockAddr, const time_point& now) override;
-    time_point periodic(const uint8_t* buf, size_t buflen, const sockaddr* from, socklen_t fromlen, const time_point& now) override {
-        return periodic(buf, buflen, SockAddr(from, fromlen), now);
+    time_point periodic(const uint8_t*, size_t, SockAddr) override;
+    time_point periodic(const uint8_t* buf, size_t buflen, const sockaddr* from, socklen_t fromlen) override {
+        return periodic(buf, buflen, SockAddr(from, fromlen));
     }
 
     /**
@@ -214,7 +214,7 @@ public:
      */
     virtual void query(const InfoHash& /*key*/, QueryCallback /*cb*/, DoneCallback /*done_cb*/ = {}, Query&& /*q*/ = {}) override { }
     virtual void query(const InfoHash& key, QueryCallback cb, DoneCallbackSimple done_cb = {}, Query&& q = {}) override {
-        query(key, cb, bindDoneCb(std::move(done_cb)), std::forward<Query>(q));
+        query(key, cb, bindDoneCb(done_cb), std::forward<Query>(q));
     }
 
     /**
@@ -264,10 +264,11 @@ public:
     std::vector<unsigned> getNodeMessageStats(bool) override { return {}; }
     void setStorageLimit(size_t) override {}
     void connectivityChanged(sa_family_t) override {
-        getProxyInfos();
+        restartListeners();
     }
     void connectivityChanged() override {
         getProxyInfos();
+        restartListeners();
         loopSignal_();
     }
 
@@ -284,7 +285,7 @@ private:
      */
     struct InfoState;
     void getProxyInfos();
-    void queryProxyInfo(const std::shared_ptr<InfoState>& infoState, const std::shared_ptr<http::Resolver>& resolver, sa_family_t family);
+    void queryProxyInfo(std::shared_ptr<InfoState> infoState, sa_family_t family, std::shared_ptr<http::Resolver> resolver);
     void onProxyInfos(const Json::Value& val, const sa_family_t family);
     SockAddr parsePublicAddress(const Json::Value& val);
 
@@ -299,12 +300,10 @@ private:
         SUBSCRIBE,
         RESUBSCRIBE,
     };
-    using CacheValueCallback = std::function<bool(const std::vector<std::shared_ptr<Value>>& values, bool expired, system_clock::time_point)>;
-
     /**
      * Send Listen with httpClient_
      */
-    void sendListen(const restinio::http_request_header_t& header, const CacheValueCallback& cb,
+    void sendListen(const restinio::http_request_header_t header, const ValueCallback& cb,
                     const Sp<OperationState>& opstate, Listener& listener, ListenMethod method = ListenMethod::LISTEN);
     void handleResubscribe(const asio::error_code& ec, const InfoHash& key,
                            const size_t token, std::shared_ptr<OperationState> opstate);
@@ -328,7 +327,6 @@ private:
     std::shared_ptr<dht::crypto::Certificate> serverCertificate_;
     //std::pair<std::string, std::string> serverHostService_;
     std::string pushClientId_;
-    std::string pushSessionId_;
 
     mutable std::mutex lockCurrentProxyInfos_;
     NodeStatus statusIpv4_ {NodeStatus::Disconnected};
@@ -337,7 +335,6 @@ private:
     NodeStats stats6_ {};
     SockAddr publicAddressV4_;
     SockAddr publicAddressV6_;
-    std::atomic_bool launchConnectedCbs_ {false};
 
     InfoHash myid {};
 
@@ -379,13 +376,13 @@ private:
      * Retrieve if we can connect to the proxy (update statusIpvX_)
      */
     void handleProxyConfirm(const asio::error_code &ec);
-    std::unique_ptr<asio::steady_timer> nextProxyConfirmationTimer_;
-    std::unique_ptr<asio::steady_timer> listenerRestartTimer_;
+    Sp<asio::steady_timer> nextProxyConfirmationTimer_;
+    Sp<asio::steady_timer> listenerRestartTimer_;
 
     /**
      * Relaunch LISTEN requests if the client disconnect/reconnect.
      */
-    void restartListeners(const asio::error_code &ec);
+    void restartListeners();
 
     /**
      * Refresh a listen via a token
@@ -408,6 +405,7 @@ private:
 
     Json::StreamWriterBuilder jsonBuilder_;
     std::unique_ptr<Json::CharReader> jsonReader_;
+    std::shared_ptr<dht::Logger> logger_;
 
     std::shared_ptr<http::Request> buildRequest(const std::string& target = {});
 };

include/opendht/dht_proxy_server.h

@@ -1,5 +1,5 @@
 /*
- *  Copyright (C) 2014-2022 Savoir-faire Linux Inc.
+ *  Copyright (C) 2017-2019 Savoir-faire Linux Inc.
  *  Author: Sébastien Blin <sebastien.blin@savoirfairelinux.com>
  *          Adrien Béraud <adrien.beraud@savoirfairelinux.com>
  *          Vsevolod Ivanov <vsevolod.ivanov@savoirfairelinux.com>
@@ -36,15 +36,6 @@
 #include <memory>
 #include <mutex>
 
-namespace dht {
-enum class PushType {
-    None = 0,
-    Android,
-    iOS
-};
-}
-MSGPACK_ADD_ENUM(dht::PushType)
-
 namespace http {
 class Request;
 struct ListenerSession;
@@ -61,13 +52,6 @@ class DhtRunner;
 using RestRouter = restinio::router::express_router_t<>;
 using RequestStatus = restinio::request_handling_status_t;
 
-struct ProxyServerConfig {
-    in_port_t port {8000};
-    std::string pushServer {};
-    std::string persistStatePath {};
-    dht::crypto::Identity identity {};
-};
-
 /**
  * Describes the REST API
  */
@@ -82,9 +66,10 @@ public:
      * @note if the server fails to start (if port is already used or reserved),
      * it will fails silently
      */
-    DhtProxyServer(const std::shared_ptr<DhtRunner>& dht,
-        const ProxyServerConfig& config = {},
-        const std::shared_ptr<dht::Logger>& logger = {});
+    DhtProxyServer(
+       dht::crypto::Identity identity,
+       std::shared_ptr<DhtRunner> dht, in_port_t port = 8000, const std::string& pushServer = "",
+       std::shared_ptr<dht::Logger> logger = {});
 
     virtual ~DhtProxyServer();
 
@@ -98,28 +83,27 @@ public:
     struct ServerStats {
         /** Current number of listen operations */
         size_t listenCount {0};
-        /** Current number of permanent put operations (hash used) */
+        /** Current number of permanent put operations */
         size_t putCount {0};
-        /** Current number of permanent put values */
-        size_t totalPermanentPuts {0};
         /** Current number of push tokens with at least one listen operation */
         size_t pushListenersCount {0};
         /** Average requests per second */
         double requestRate {0};
         /** Node Info **/
-        std::shared_ptr<NodeInfo> nodeInfo {};
+        NodeInfo nodeInfo {};
 
         std::string toString() const {
             std::ostringstream ss;
             ss << "Listens: " << listenCount << " Puts: " << putCount << " PushListeners: " << pushListenersCount << std::endl;
             ss << "Requests: " << requestRate << " per second." << std::endl;
-            if (nodeInfo) {
-                auto& ipv4 = nodeInfo->ipv4;
-                if (ipv4.table_depth > 1)
-                    ss << "IPv4 Network estimation: " << ipv4.getNetworkSizeEstimation() << std::endl;;
-                auto& ipv6 = nodeInfo->ipv6;
-                if (ipv6.table_depth > 1)
-                    ss << "IPv6 Network estimation: " << ipv6.getNetworkSizeEstimation() << std::endl;;
+            auto& ni = nodeInfo;
+            auto& ipv4 = ni.ipv4;
+            if (ipv4.table_depth > 1) {
+                ss << "IPv4 Network estimation: " << ipv4.getNetworkSizeEstimation() << std::endl;;
+            }
+            auto& ipv6 = ni.ipv6;
+            if (ipv6.table_depth > 1) {
+                ss << "IPv6 Network estimation: " << ipv6.getNetworkSizeEstimation() << std::endl;;
             }
             return ss.str();
         }
@@ -131,18 +115,16 @@ public:
             Json::Value result;
             result["listenCount"] = static_cast<Json::UInt64>(listenCount);
             result["putCount"] = static_cast<Json::UInt64>(putCount);
-            result["totalPermanentPuts"] = static_cast<Json::UInt64>(totalPermanentPuts);
             result["pushListenersCount"] = static_cast<Json::UInt64>(pushListenersCount);
             result["requestRate"] = requestRate;
-            if (nodeInfo)
-                result["nodeInfo"] = nodeInfo->toJson();
+            result["nodeInfo"] = nodeInfo.toJson();
             return result;
         }
     };
 
-    std::shared_ptr<ServerStats> stats() const { return stats_; }
+    ServerStats stats() const { return stats_; }
 
-    std::shared_ptr<ServerStats> updateStats(std::shared_ptr<NodeInfo> info) const;
+    void updateStats() const;
 
     std::shared_ptr<DhtRunner> getNode() const { return dht_; }
 
@@ -152,8 +134,7 @@ private:
     struct RestRouterTraits;
 
     template <typename HttpResponse>
-    static HttpResponse initHttpResponse(HttpResponse response);
-    static restinio::request_handling_status_t serverError(restinio::request_t& request);
+    HttpResponse initHttpResponse(HttpResponse response) const;
 
     template< typename ServerSettings >
     void addServerSettings(ServerSettings& serverSettings,
@@ -300,17 +281,17 @@ private:
      * @param key of the device
      * @param json, the content to send
      */
-    void sendPushNotification(const std::string& key, Json::Value&& json, PushType type, bool highPriority);
+    void sendPushNotification(const std::string& key, Json::Value&& json, bool isAndroid);
 
     /**
      * Send push notification with an expire timeout.
      * @param ec
      * @param pushToken
      * @param json
-     * @param type
+     * @param isAndroid
      */
     void handleNotifyPushListenExpire(const asio::error_code &ec, const std::string pushToken,
-                                      std::function<Json::Value()> json, PushType type);
+                                      Json::Value json, const bool isAndroid);
 
     /**
      * Remove a push listener between a client and a hash
@@ -325,24 +306,13 @@ private:
 #endif //OPENDHT_PUSH_NOTIFICATIONS
 
     void handlePrintStats(const asio::error_code &ec);
-    void updateStats();
-
-    template <typename Os>
-    void saveState(Os& stream);
-
-    template <typename Is>
-    void loadState(Is& is, size_t size);
 
     using clock = std::chrono::steady_clock;
     using time_point = clock::time_point;
 
-    std::shared_ptr<asio::io_context> ioContext_;
     std::shared_ptr<DhtRunner> dht_;
     Json::StreamWriterBuilder jsonBuilder_;
     Json::CharReaderBuilder jsonReaderBuilder_;
-    std::mt19937_64 rd {crypto::getSeededRandomEngine<std::mt19937_64>()};
-
-    std::string persistPath_;
 
     // http server
     std::thread serverThread_;
@@ -351,14 +321,15 @@ private:
 
     // http client
     std::pair<std::string, std::string> pushHostPort_;
-
+    
     mutable std::mutex requestLock_;
     std::map<unsigned int /*id*/, std::shared_ptr<http::Request>> requests_;
 
     std::shared_ptr<dht::Logger> logger_;
 
-    std::shared_ptr<ServerStats> stats_;
-    std::shared_ptr<NodeInfo> nodeInfo_ {};
+    mutable std::mutex statsMutex_;
+    mutable ServerStats stats_;
+    mutable NodeInfo nodeInfo_ {};
     std::unique_ptr<asio::steady_timer> printStatsTimer_;
 
     // Thread-safe access to listeners map.
@@ -368,45 +339,15 @@ private:
     // Connection Listener observing conn state changes.
     std::shared_ptr<ConnectionListener> connListener_;
 
-    struct PushSessionContext {
-        std::mutex lock;
-        std::string sessionId;
-        PushSessionContext(const std::string& id) : sessionId(id) {}
-    };
     struct PermanentPut {
         time_point expiration;
         std::string pushToken;
         std::string clientId;
-        std::shared_ptr<PushSessionContext> sessionCtx;
         std::unique_ptr<asio::steady_timer> expireTimer;
         std::unique_ptr<asio::steady_timer> expireNotifyTimer;
-        Sp<Value> value;
-        PushType type;
-
-        template <typename Packer>
-        void msgpack_pack(Packer& p) const
-        {
-            p.pack_map(2 + (sessionCtx ? 1 : 0) + (clientId.empty() ? 0 : 1) + (type == PushType::None ? 0 : 2));
-            p.pack("value"); p.pack(value);
-            p.pack("exp"); p.pack(to_time_t(expiration));
-            if (not clientId.empty()) {
-                p.pack("cid"); p.pack(clientId);
-            }
-            if (sessionCtx) {
-                std::lock_guard<std::mutex> l(sessionCtx->lock);
-                p.pack("sid"); p.pack(sessionCtx->sessionId);
-            }
-            if (type != PushType::None) {
-                p.pack("t"); p.pack(type);
-                p.pack("token"); p.pack(pushToken);
-            }
-        }
-
-        void msgpack_unpack(const msgpack::object& o);
     };
     struct SearchPuts {
         std::map<dht::Value::Id, PermanentPut> puts;
-        MSGPACK_DEFINE_ARRAY(puts)
     };
     std::mutex lockSearchPuts_;
     std::map<InfoHash, SearchPuts> puts_;
@@ -418,33 +359,15 @@ private:
 
 #ifdef OPENDHT_PUSH_NOTIFICATIONS
     struct Listener {
-        time_point expiration;
         std::string clientId;
-        std::shared_ptr<PushSessionContext> sessionCtx;
         std::future<size_t> internalToken;
         std::unique_ptr<asio::steady_timer> expireTimer;
         std::unique_ptr<asio::steady_timer> expireNotifyTimer;
-        PushType type;
-
-        template <typename Packer>
-        void msgpack_pack(Packer& p) const
-        {
-            p.pack_map(sessionCtx ? 4 : 3);
-            p.pack("cid"); p.pack(clientId);
-            p.pack("exp"); p.pack(to_time_t(expiration));
-            if (sessionCtx) {
-                std::lock_guard<std::mutex> l(sessionCtx->lock);
-                p.pack("sid"); p.pack(sessionCtx->sessionId);
-            }
-            p.pack("t"); p.pack(type);
-        }
-
-        void msgpack_unpack(const msgpack::object& o);
     };
     struct PushListener {
         std::map<InfoHash, std::vector<Listener>> listeners;
-        MSGPACK_DEFINE_ARRAY(listeners)
     };
+    std::mutex lockPushListeners_;
     std::map<std::string, PushListener> pushListeners_;
     proxy::ListenToken tokenPushNotif_ {0};
 #endif //OPENDHT_PUSH_NOTIFICATIONS

include/opendht/dhtrunner.h

@@ -1,5 +1,5 @@
 /*
- *  Copyright (C) 2014-2022 Savoir-faire Linux Inc.
+ *  Copyright (C) 2014-2019 Savoir-faire Linux Inc.
  *  Authors: Adrien Béraud <adrien.beraud@savoirfairelinux.com>
  *           Simon Désaulniers <simon.desaulniers@savoirfairelinux.com>
  *           Sébastien Blin <sebastien.blin@savoirfairelinux.com>
@@ -65,7 +65,6 @@ public:
         bool peer_publish {false};
         std::shared_ptr<dht::crypto::Certificate> server_ca;
         dht::crypto::Identity client_identity;
-        SockAddr bind4 {}, bind6 {};
     };
 
     struct Context {
@@ -74,7 +73,6 @@ public:
         std::shared_ptr<PeerDiscovery> peerDiscovery {};
         StatusCallback statusChangedCallback {};
         CertificateStoreQuery certificateStore {};
-        IdentityAnnouncedCb identityAnnouncedCb {};
         Context() {}
     };
 
@@ -99,7 +97,7 @@ public:
     template <class T>
     void get(InfoHash hash, std::function<bool(std::vector<T>&&)> cb, DoneCallbackSimple dcb={})
     {
-        get(hash, [cb=std::move(cb)](const std::vector<std::shared_ptr<Value>>& vals) {
+        get(hash, [=](const std::vector<std::shared_ptr<Value>>& vals) {
             return cb(unpackVector<T>(vals));
         },
         dcb,
@@ -108,7 +106,7 @@ public:
     template <class T>
     void get(InfoHash hash, std::function<bool(T&&)> cb, DoneCallbackSimple dcb={})
     {
-        get(hash, [cb=std::move(cb)](const std::vector<std::shared_ptr<Value>>& vals) {
+        get(hash, [=](const std::vector<std::shared_ptr<Value>>& vals) {
             for (const auto& v : vals) {
                 try {
                     if (not cb(Value::unpack<T>(*v)))
@@ -157,7 +155,7 @@ public:
     std::future<size_t> listen(InfoHash key, ValueCallback vcb, Value::Filter f = {}, Where w = {});
 
     std::future<size_t> listen(InfoHash key, GetCallback cb, Value::Filter f={}, Where w={}) {
-        return listen(key, [cb=std::move(cb)](const std::vector<Sp<Value>>& vals, bool expired){
+        return listen(key, [cb](const std::vector<Sp<Value>>& vals, bool expired){
             if (not expired)
                 return cb(vals);
             return true;
@@ -171,7 +169,7 @@ public:
     template <class T>
     std::future<size_t> listen(InfoHash hash, std::function<bool(std::vector<T>&&)> cb)
     {
-        return listen(hash, [cb=std::move(cb)](const std::vector<std::shared_ptr<Value>>& vals) {
+        return listen(hash, [=](const std::vector<std::shared_ptr<Value>>& vals) {
             return cb(unpackVector<T>(vals));
         },
         getFilterSet<T>());
@@ -179,7 +177,7 @@ public:
     template <class T>
     std::future<size_t> listen(InfoHash hash, std::function<bool(std::vector<T>&&, bool)> cb)
     {
-        return listen(hash, [cb=std::move(cb)](const std::vector<std::shared_ptr<Value>>& vals, bool expired) {
+        return listen(hash, [=](const std::vector<std::shared_ptr<Value>>& vals, bool expired) {
             return cb(unpackVector<T>(vals), expired);
         },
         getFilterSet<T>());
@@ -188,7 +186,7 @@ public:
     template <typename T>
     std::future<size_t> listen(InfoHash hash, std::function<bool(T&&)> cb, Value::Filter f = {}, Where w = {})
     {
-        return listen(hash, [cb=std::move(cb)](const std::vector<std::shared_ptr<Value>>& vals) {
+        return listen(hash, [=](const std::vector<std::shared_ptr<Value>>& vals) {
             for (const auto& v : vals) {
                 try {
                     if (not cb(Value::unpack<T>(*v)))
@@ -204,7 +202,7 @@ public:
     template <typename T>
     std::future<size_t> listen(InfoHash hash, std::function<bool(T&&, bool)> cb, Value::Filter f = {}, Where w = {})
     {
-        return listen(hash, [cb=std::move(cb)](const std::vector<std::shared_ptr<Value>>& vals, bool expired) {
+        return listen(hash, [=](const std::vector<std::shared_ptr<Value>>& vals, bool expired) {
             for (const auto& v : vals) {
                 try {
                     if (not cb(Value::unpack<T>(*v), expired))
@@ -257,23 +255,12 @@ public:
     }
     void putEncrypted(const std::string& key, InfoHash to, Value&& value, DoneCallback cb={}, bool permanent = false);
 
-    void putEncrypted(InfoHash hash, const std::shared_ptr<crypto::PublicKey>& to, std::shared_ptr<Value> value, DoneCallback cb={}, bool permanent = false);
-    void putEncrypted(InfoHash hash, const std::shared_ptr<crypto::PublicKey>& to, std::shared_ptr<Value> value, DoneCallbackSimple cb, bool permanent = false) {
-        putEncrypted(hash, to, value, bindDoneCb(cb), permanent);
-    }
-
-    void putEncrypted(InfoHash hash, const std::shared_ptr<crypto::PublicKey>& to, Value&& value, DoneCallback cb={}, bool permanent = false);
-    void putEncrypted(InfoHash hash, const std::shared_ptr<crypto::PublicKey>& to, Value&& value, DoneCallbackSimple cb, bool permanent = false) {
-        putEncrypted(hash, to, std::forward<Value>(value), bindDoneCb(cb), permanent);
-    }
-
-
     /**
      * Insert known nodes to the routing table, without necessarly ping them.
      * Usefull to restart a node and get things running fast without putting load on the network.
      */
-    void bootstrap(std::vector<SockAddr> nodes, DoneCallbackSimple cb={});
-    void bootstrap(const SockAddr& addr, DoneCallbackSimple cb={});
+    void bootstrap(std::vector<SockAddr> nodes, DoneCallbackSimple&& cb={});
+    void bootstrap(const SockAddr& addr, DoneCallbackSimple&& cb={});
 
     /**
      * Insert known nodes to the routing table, without necessarly ping them.
@@ -314,7 +301,6 @@ public:
      * Get the public key fingerprint if an identity is used with this node, 0 otherwise.
      */
     InfoHash getId() const;
-    std::shared_ptr<crypto::PublicKey> getPublicKey() const;
 
     /**
      * Get the ID of the DHT node.
@@ -341,10 +327,7 @@ public:
 
     std::vector<ValuesExport> exportValues() const;
 
-    void setLogger(const Sp<Logger>& logger = {});
-    void setLogger(const Logger& logger) {
-        setLogger(std::make_shared<Logger>(logger));
-    }
+    void setLogger(const Logger& logger = {});
     void setLoggers(LogMethod err = {}, LogMethod warn = {}, LogMethod debug = {});
 
     /**
@@ -363,7 +346,6 @@ public:
     NodeStats getNodesStats(sa_family_t af) const;
     unsigned getNodesStats(sa_family_t af, unsigned *good_return, unsigned *dubious_return, unsigned *cached_return, unsigned *incoming_return) const;
     NodeInfo getNodeInfo() const;
-    void getNodeInfo(std::function<void(std::shared_ptr<NodeInfo>)>);
 
     std::vector<unsigned> getNodeMessageStats(bool in = false) const;
     std::string getStorageLog() const;
@@ -373,7 +355,6 @@ public:
     std::string getSearchLog(const InfoHash&, sa_family_t af = AF_UNSPEC) const;
     std::vector<SockAddr> getPublicAddress(sa_family_t af = AF_UNSPEC);
     std::vector<std::string> getPublicAddressStr(sa_family_t af = AF_UNSPEC);
-    void getPublicAddress(std::function<void(std::vector<SockAddr>&&)>, sa_family_t af = AF_UNSPEC);
 
     // securedht methods
 
@@ -394,12 +375,22 @@ public:
         config.threaded = threaded;
         run(port, config);
     }
-    void run(in_port_t port, Config& config, Context&& context = {});
+    void run(in_port_t port, const Config& config, Context&& context = {});
+
+    /**
+     * @param local4: Local IPv4 address and port to bind. Can be null.
+     * @param local6: Local IPv6 address and port to bind. Can be null.
+     *         You should allways bind to a global IPv6 address.
+     * @param identity: RSA key pair to use for cryptographic operations.
+     * @param threaded: If false, loop() must be called periodically. Otherwise a thread is launched.
+     * @param cb: Optional callback to receive general state information.
+     */
+    void run(const SockAddr& local4, const SockAddr& local6, const Config& config, Context&& context = {});
 
     /**
      * Same as @run(sockaddr_in, sockaddr_in6, Identity, bool, StatusCallback), but with string IP addresses and service (port).
      */
-    void run(const char* ip4, const char* ip6, const char* service, Config& config, Context&& context = {});
+    void run(const char* ip4, const char* ip6, const char* service, const Config& config, Context&& context = {});
 
     void run(const Config& config, Context&& context);
 
@@ -420,7 +411,7 @@ public:
     /**
      * Gracefuly disconnect from network.
      */
-    void shutdown(ShutdownCallback cb = {}, bool stop = false);
+    void shutdown(ShutdownCallback cb = {});
 
     /**
      * Quit and wait for all threads to terminate.
@@ -456,12 +447,22 @@ public:
     void forwardAllMessages(bool forward);
 
 private:
+    static constexpr std::chrono::seconds BOOTSTRAP_PERIOD {10};
+
     enum class State {
         Idle,
         Running,
         Stopping
     };
 
+    /**
+     * Will try to resolve the list of hostnames `bootstrap_nodes` on seperate
+     * thread and then queue ping requests. This list should contain reliable
+     * nodes so that the DHT node can recover quickly from losing connection
+     * with the network.
+     */
+    void tryBootstrapContinuously();
+
     time_point loop_();
 
     NodeStatus getStatus() const {
@@ -484,7 +485,6 @@ private:
 
     /** Current configuration */
     Config config_;
-    IdentityAnnouncedCb identityAnnouncedCb_;
 
     /**
      * reset dht clients
@@ -506,8 +506,16 @@ private:
     std::thread dht_thread {};
     std::condition_variable cv {};
     std::mutex sock_mtx {};
-    net::PacketList rcv {};
-    decltype(rcv) rcv_free {};
+    std::queue<std::unique_ptr<net::ReceivedPacket>> rcv {};
+
+    /** true if currently actively boostraping */
+    std::atomic_bool bootstraping {false};
+    /* bootstrap nodes given as (host, service) pairs */
+    std::vector<std::pair<std::string,std::string>> bootstrap_nodes_all {};
+    std::vector<std::pair<std::string,std::string>> bootstrap_nodes {};
+    std::thread bootstrap_thread {};
+    std::mutex bootstrap_mtx {};
+    std::condition_variable bootstrap_cv {};
 
     std::queue<std::function<void(SecureDht&)>> pending_ops_prio {};
     std::queue<std::function<void(SecureDht&)>> pending_ops {};

include/opendht/http.h

@@ -1,5 +1,5 @@
 /*
- *  Copyright (C) 2014-2022 Savoir-faire Linux Inc.
+ *  Copyright (C) 2016-2019 Savoir-faire Linux Inc.
  *  Author: Vsevolod Ivanov <vsevolod.ivanov@savoirfairelinux.com>
  *
  *  This program is free software; you can redistribute it and/or modify
@@ -35,7 +35,6 @@
 
 #include <memory>
 #include <queue>
-#include <mutex>
 
 namespace Json {
 class Value;
@@ -72,17 +71,15 @@ using socket_t = asio::ip::tcp::socket;
 class OPENDHT_PUBLIC Url
 {
 public:
-    Url() = default;
+    Url(){};
     Url(const std::string& url);
     std::string url;
     std::string protocol {"http"};
     std::string host;
-    std::string service;
-    std::string target;
+    std::string service {"80"};
+    std::string target {"/"};
     std::string query;
     std::string fragment;
-
-    std::string toString() const;
 };
 
 class OPENDHT_PUBLIC Connection : public std::enable_shared_from_this<Connection>
@@ -96,9 +93,8 @@ public:
     inline unsigned int id() const { return  id_; };
     bool is_open() const;
     bool is_ssl() const;
-    void checkOcsp(bool check = true) { checkOcsp_ = check; }
 
-    void set_ssl_verification(const std::string& hostname, const asio::ssl::verify_mode verify_mode);
+    void set_ssl_verification(const asio::ip::tcp::endpoint& endpoint, const asio::ssl::verify_mode verify_mode);
 
     asio::streambuf& input();
     std::istream& data() { return istream_; }
@@ -122,12 +118,10 @@ private:
     template<typename T>
     T wrapCallabck(T cb) const {
         return [t=shared_from_this(),cb=std::move(cb)](auto ...params) {
-            cb(params...);
+            return cb(params...);
         };
     }
 
-    mutable std::mutex mutex_;
-
     unsigned int id_;
     static std::atomic_uint ids_;
 
@@ -144,7 +138,6 @@ private:
 
     std::unique_ptr<asio::steady_timer> timeout_timer_;
     std::shared_ptr<dht::Logger> logger_;
-    bool checkOcsp_ {false};
 };
 
 /**
@@ -192,7 +185,7 @@ public:
 private:
     void resolve(const std::string& host, const std::string& service);
 
-    mutable std::mutex mutex_;
+    std::mutex mutex_;
 
     Url url_;
     asio::error_code ec_;
@@ -206,15 +199,12 @@ private:
     std::shared_ptr<dht::Logger> logger_;
 };
 
-class Request;
-
 struct Response
 {
-    unsigned status_code {0};
+    unsigned int status_code {0};
     std::map<std::string, std::string> headers;
     std::string body;
     bool aborted {false};
-    std::weak_ptr<Request> request;
 };
 
 class OPENDHT_PUBLIC Request : public std::enable_shared_from_this<Request>
@@ -227,18 +217,15 @@ public:
         RECEIVING,
         DONE
     };
-    using OnStatusCb = std::function<void(unsigned status_code)>;
+    using OnStatusCb = std::function<void(unsigned int status_code)>;
     using OnDataCb = std::function<void(const char* at, size_t length)>;
     using OnStateChangeCb = std::function<void(State state, const Response& response)>;
-    using OnJsonCb = std::function<void(Json::Value value, const Response& response)>;
+    using OnJsonCb = std::function<void(Json::Value value, unsigned int status_code)>;
     using OnDoneCb = std::function<void(const Response& response)>;
 
     // resolves implicitly
     Request(asio::io_context& ctx, const std::string& url, const Json::Value& json, OnJsonCb jsoncb,
             std::shared_ptr<dht::Logger> logger = {});
-    Request(asio::io_context& ctx, const std::string& url, OnJsonCb jsoncb,
-            std::shared_ptr<dht::Logger> logger = {});
-
     Request(asio::io_context& ctx, const std::string& url, std::shared_ptr<dht::Logger> logger = {});
     Request(asio::io_context& ctx, const std::string& host, const std::string& service,
             const bool ssl = false, std::shared_ptr<dht::Logger> logger = {});
@@ -260,12 +247,6 @@ public:
     inline const Url& get_url() const {
         return resolver_->get_url();
     };
-
-    /** The previous request in case of redirect following */
-    std::shared_ptr<Request> getPrevious() const {
-        return prev_.lock();
-    }
-
     inline std::string& to_string() {
         return request_;
     }
@@ -292,14 +273,10 @@ public:
 
     void send();
 
-    /** Send and block for response */
-    const Response& await();
-
     /**
      * User action to cancel the Request and call the completion callbacks.
      */
     void cancel();
-    void terminate(const asio::error_code& ec);
 
 private:
     using OnCompleteCb = std::function<void()>;
@@ -312,8 +289,6 @@ private:
         OnStateChangeCb on_state_change;
     };
 
-    static std::string getRelativePath(const Url& origin, const std::string& path);
-
     void notify_state_change(State state);
 
     void build();
@@ -326,6 +301,8 @@ private:
 
     void connect(std::vector<asio::ip::tcp::endpoint>&& endpoints, HandlerCb cb = {});
 
+    void terminate(const asio::error_code& ec);
+
     void post();
 
     void handle_request(const asio::error_code& ec);
@@ -335,8 +312,6 @@ private:
     void onBody(const char* at, size_t length);
     void onComplete();
 
-    mutable std::mutex mutex_;
-
     std::shared_ptr<dht::Logger> logger_;
 
     restinio::http_request_header_t header_;
@@ -364,14 +339,20 @@ private:
     std::atomic<bool> finishing_ {false};
     std::unique_ptr<http_parser> parser_;
     std::unique_ptr<http_parser_settings> parser_s_;
-
-    // Next request in case of redirect following
-    std::shared_ptr<Request> next_;
-    std::weak_ptr<Request> prev_;
-    unsigned num_redirect {0};
-    bool follow_redirect {true};
 };
 
 } // namespace http
 } // namespace dht
 
+#ifdef OPENDHT_PROXY_HTTP_PARSER_FORK
+namespace restinio
+{
+/* Custom HTTP-methods for RESTinio > 0.5.0.
+ * https://github.com/Stiffstream/restinio/issues/26
+ */
+constexpr const restinio::http_method_id_t method_listen {HTTP_LISTEN, "LISTEN"};
+constexpr const restinio::http_method_id_t method_stats {HTTP_STATS, "STATS"};
+constexpr const restinio::http_method_id_t method_sign {HTTP_SIGN, "SIGN"};
+constexpr const restinio::http_method_id_t method_encrypt {HTTP_ENCRYPT, "ENCRYPT"};
+} // namespace restinio
+#endif

include/opendht/indexation/pht.h

@@ -1,5 +1,5 @@
 /*
- *  Copyright (C) 2014-2022 Savoir-faire Linux Inc.
+ *  Copyright (C) 2014-2019 Savoir-faire Linux Inc.
  *  Author(s) : Adrien Béraud <adrien.beraud@savoirfairelinux.com>
  *              Simon Désaulniers <simon.desaulniers@savoirfairelinux.com>
  *              Nicolas Reynaud <nicolas.reynaud@savoirfairelinux.com>
@@ -335,7 +335,7 @@ public:
     void lookup(Key k, LookupCallback cb = {}, DoneCallbackSimple done_cb = {}, bool exact_match = true);
     void lookup(Key k, LookupCallbackSimple cb = {}, DoneCallbackSimple done_cb = {}, bool exact_match = true)
     {
-        lookup(k, [cb=std::move(cb)](std::vector<std::shared_ptr<Value>>& values, Prefix) { cb(values); }, done_cb, exact_match);
+        lookup(k, [=](std::vector<std::shared_ptr<Value>>& values, Prefix) { cb(values); }, done_cb, exact_match);
     }
 
     /**

include/opendht/infohash.h

@@ -1,5 +1,5 @@
 /*
- *  Copyright (C) 2014-2022 Savoir-faire Linux Inc.
+ *  Copyright (C) 2014-2019 Savoir-faire Linux Inc.
  *  Author : Adrien Béraud <adrien.beraud@savoirfairelinux.com>
  *
  *  This program is free software; you can redistribute it and/or modify
@@ -40,25 +40,23 @@ typedef uint16_t in_port_t;
 #include <iomanip>
 #include <array>
 #include <vector>
-#include <string_view>
 #include <algorithm>
 #include <stdexcept>
 #include <sstream>
 #include <cstring>
-#include <cstddef>
 
 namespace dht {
 
 using byte = uint8_t;
 
 namespace crypto {
-    OPENDHT_PUBLIC void hash(const uint8_t* data, size_t data_length, uint8_t* hash, size_t hash_length);
+OPENDHT_PUBLIC void hash(const uint8_t* data, size_t data_length, uint8_t* hash, size_t hash_length);
 }
 
 /**
- * Represents an Hash,
- * a byte array of N bytes.
- * Hashes identify nodes and values in the Dht.
+ * Represents an InfoHash.
+ * An InfoHash is a byte array of HASH_LEN bytes.
+ * InfoHashes identify nodes and values in the Dht.
  */
 template <size_t N>
 class OPENDHT_PUBLIC Hash {
@@ -67,10 +65,10 @@ public:
     typedef typename T::iterator iterator;
     typedef typename T::const_iterator const_iterator;
 
-    Hash() noexcept {
+    Hash () noexcept {
         data_.fill(0);
     }
-    Hash(const uint8_t* h, size_t data_len) {
+    Hash (const uint8_t* h, size_t data_len) {
         if (data_len < N)
             data_.fill(0);
         else
@@ -81,12 +79,7 @@ public:
      * hex must be at least 2.HASH_LEN characters long.
      * If too long, only the first 2.HASH_LEN characters are read.
      */
-    explicit Hash(std::string_view hex) {
-        if (hex.size() < 2*N)
-            data_.fill(0);
-        else
-            fromString(hex.data());
-    }
+    explicit Hash(const std::string& hex);
 
     Hash(const msgpack::object& o) {
         msgpack_unpack(o);
@@ -100,8 +93,6 @@ public:
     iterator end() { return data_.end(); }
     const_iterator cend() const { return data_.cend(); }
 
-    static constexpr inline Hash zero() noexcept { return Hash{}; }
-
     bool operator==(const Hash& h) const {
         auto a = reinterpret_cast<const uint32_t*>(data_.data());
         auto b = reinterpret_cast<const uint32_t*>(h.data_.data());
@@ -121,14 +112,6 @@ public:
         return false;
     }
 
-    Hash operator^(const Hash& o) const {
-        Hash result;
-        for(auto i = 0u; i < N; i++) {
-            result[i] = data_[i] ^ o.data_[i];
-        }
-        return result;
-    }
-
     explicit operator bool() const {
         auto a = reinterpret_cast<const uint32_t*>(data_.data());
         auto b = reinterpret_cast<const uint32_t*>(data_.data() + N);
@@ -159,6 +142,10 @@ public:
         return 8 * i + j;
     }
 
+    /**
+     * Forget about the ``XOR-metric''.  An id is just a path from the
+     * root of the tree, so bits are numbered from the start.
+     */
     static inline int cmp(const Hash& id1, const Hash& id2) {
         return std::memcmp(id1.data_.data(), id2.data_.data(), N);
     }
@@ -192,12 +179,16 @@ public:
     int
     xorCmp(const Hash& id1, const Hash& id2) const
     {
-        for (unsigned i = 0; i < N; i++) {
+        for(unsigned i = 0; i < N; i++) {
+            uint8_t xor1, xor2;
             if(id1.data_[i] == id2.data_[i])
                 continue;
-            uint8_t xor1 = id1.data_[i] ^ data_[i];
-            uint8_t xor2 = id2.data_[i] ^ data_[i];
-            return (xor1 < xor2) ? -1 : 1;
+            xor1 = id1.data_[i] ^ data_[i];
+            xor2 = id2.data_[i] ^ data_[i];
+            if(xor1 < xor2)
+                return -1;
+            else
+                return 1;
         }
         return 0;
     }
@@ -226,7 +217,7 @@ public:
         return v;
     }
 
-    static inline Hash get(std::string_view data) {
+    static inline Hash get(const std::string& data) {
         return get((const uint8_t*)data.data(), data.size());
     }
 
@@ -246,9 +237,6 @@ public:
 
     static Hash getRandom();
 
-    template <typename Rd>
-    static Hash getRandom(Rd&);
-
     template <size_t M>
     OPENDHT_PUBLIC friend std::ostream& operator<< (std::ostream& s, const Hash<M>& h);
 
@@ -298,6 +286,14 @@ std::istream& operator>> (std::istream& s, Hash<N>& h)
     return s;
 }
 
+template <size_t N>
+Hash<N>::Hash(const std::string& hex) {
+    if (hex.size() < 2*N)
+        data_.fill(0);
+    else
+        fromString(hex.c_str());
+}
+
 template <size_t N>
 void
 Hash<N>::fromString(const char* in) {
@@ -328,20 +324,7 @@ Hash<N>::getRandom()
     return h;
 }
 
-template <size_t N>
-template <typename Rd>
-Hash<N>
-Hash<N>::getRandom(Rd& rdev)
-{
-    Hash h;
-    std::uniform_int_distribution<uint32_t> rand_int;
-    auto a = reinterpret_cast<uint32_t*>(h.data());
-    auto b = reinterpret_cast<uint32_t*>(h.data() + h.size());
-    std::generate(a, b, std::bind(rand_int, std::ref(rdev)));
-    return h;
-}
-
-struct alignas(std::max_align_t) HexMap : public std::array<std::array<char, 2>, 256> {
+struct HexMap : public std::array<std::array<char, 2>, 256> {
     HexMap() {
         for (size_t i=0; i<size(); i++) {
             auto& e = (*this)[i];
@@ -355,27 +338,11 @@ private:
 
 OPENDHT_PUBLIC extern const HexMap hex_map;
 
-inline std::string
-toHex(const uint8_t* data, size_t size) {
-    std::string ret(size * 2, '\0');
-    for (size_t i=0; i<size; i++) {
-        auto b = ret.data()+i*2;
-        const auto& m = hex_map[data[i]];
-        *((uint16_t*)b) = *((uint16_t*)&m);
-    }
-    return ret;
-}
-
-inline std::string
-toHex(const std::vector<uint8_t>& data) {
-    return toHex(data.data(), data.size());
-}
-
 template <size_t N>
 const char*
 Hash<N>::to_c_str() const
 {
-    alignas(std::max_align_t) thread_local std::array<char, N*2+1> buf;
+    thread_local std::array<char, N*2+1> buf;
     for (size_t i=0; i<N; i++) {
         auto b = buf.data()+i*2;
         const auto& m = hex_map[data_[i]];
@@ -391,6 +358,8 @@ Hash<N>::toString() const
     return std::string(to_c_str(), N*2);
 }
 
+const InfoHash zeroes {};
+
 struct OPENDHT_PUBLIC NodeExport {
     InfoHash id;
     sockaddr_storage ss;

include/opendht/log.h

@@ -1,5 +1,5 @@
 /*
- *  Copyright (C) 2014-2022 Savoir-faire Linux Inc.
+ *  Copyright (C) 2014-2019 Savoir-faire Linux Inc.
  *
  *  Author: Adrien Béraud <adrien.beraud@savoirfairelinux.com>
  *

include/opendht/log_enable.h

@@ -1,5 +1,5 @@
 /*
- *  Copyright (C) 2014-2022 Savoir-faire Linux Inc.
+ *  Copyright (C) 2016-2019 Savoir-faire Linux Inc.
  *  Author : Adrien Béraud <adrien.beraud@savoirfairelinux.com>
  *
  *  This program is free software; you can redistribute it and/or modify
@@ -64,7 +64,7 @@ struct LogMethod {
         func(format, args);
         va_end(args);
     }
-    inline void log(char const* format, va_list args) const {
+    void log(char const* format, va_list args) const {
         func(format, args);
     }
     explicit operator bool() const {
@@ -82,13 +82,13 @@ private:
 };
 
 struct Logger {
-    LogMethod ERR = {};
-    LogMethod WARN = {};
     LogMethod DBG = {};
+    LogMethod WARN = {};
+    LogMethod ERR = {};
 
     Logger() = default;
     Logger(LogMethod&& err, LogMethod&& warn, LogMethod&& dbg)
-        : ERR(std::move(err)), WARN(std::move(warn)), DBG(std::move(dbg)) {}
+        : DBG(std::move(dbg)), WARN(std::move(warn)), ERR(std::move(err)) {}
     void setFilter(const InfoHash& f) {
         filter_ = f;
         filterEnable_ = static_cast<bool>(filter_);

include/opendht/network_engine.h

@@ -1,5 +1,5 @@
 /*
- *  Copyright (C) 2014-2022 Savoir-faire Linux Inc.
+ *  Copyright (C) 2014-2019 Savoir-faire Linux Inc.
  *  Author(s) : Adrien Béraud <adrien.beraud@savoirfairelinux.com>
  *              Simon Désaulniers <simon.desaulniers@savoirfairelinux.com>
  *
@@ -180,8 +180,7 @@ private:
             const InfoHash&,
             const Blob&,
             Tid,
-            const Query&,
-            int)> onListen {};
+            const Query&)> onListen {};
     /**
      * Called on announce request.
      *
@@ -211,15 +210,14 @@ private:
 
 public:
     using RequestCb = std::function<void(const Request&, RequestAnswer&&)>;
-    using RequestErrorCb = std::function<bool(const Request&, DhtProtocolException&&)>;
     using RequestExpiredCb = std::function<void(const Request&, bool)>;
 
+    NetworkEngine(Logger& log, Scheduler& scheduler, std::unique_ptr<DatagramSocket>&& sock);
     NetworkEngine(
             InfoHash& myid,
             NetworkConfig config,
             std::unique_ptr<DatagramSocket>&& sock,
-            const Sp<Logger>& log,
-            std::mt19937_64& rd,
+            Logger& log,
             Scheduler& scheduler,
             decltype(NetworkEngine::onError)&& onError,
             decltype(NetworkEngine::onNewNode)&& onNewNode,
@@ -238,10 +236,9 @@ public:
     void clear();
 
     /**
-     * Sends values (with closest nodes) to a listener.
+     * Sends values (with closest nodes) to a listenner.
      *
-     * @deprecated
-     * @param sa          The address of the listener.
+     * @param sa          The address of the listenner.
      * @param sslen       The length of the sockaddr structure.
      * @param socket_id  The tid to use to write to the request socket.
      * @param hash        The hash key of the value.
@@ -250,14 +247,13 @@ public:
      * @param nodes       The ipv4 closest nodes.
      * @param nodes6      The ipv6 closest nodes.
      * @param values      The values to send.
-     * @param version     If version = 1, a request will be used to answer to the listener
      */
     void tellListener(Sp<Node> n, Tid socket_id, const InfoHash& hash, want_t want, const Blob& ntoken,
             std::vector<Sp<Node>>&& nodes, std::vector<Sp<Node>>&& nodes6,
-            std::vector<Sp<Value>>&& values, const Query& q, int version);
+            std::vector<Sp<Value>>&& values, const Query& q);
 
-    void tellListenerRefreshed(Sp<Node> n, Tid socket_id, const InfoHash& hash, const Blob& ntoken, const std::vector<Value::Id>& values, int version);
-    void tellListenerExpired(Sp<Node> n, Tid socket_id, const InfoHash& hash, const Blob& ntoken, const std::vector<Value::Id>& values, int version);
+    void tellListenerRefreshed(Sp<Node> n, Tid socket_id, const InfoHash& hash, const Blob& ntoken, const std::vector<Value::Id>& values);
+    void tellListenerExpired(Sp<Node> n, Tid socket_id, const InfoHash& hash, const Blob& ntoken, const std::vector<Value::Id>& values);
 
     bool isRunning(sa_family_t af) const;
     inline want_t want () const { return dht_socket->hasIPv4() and dht_socket->hasIPv6() ? (WANT4 | WANT6) : -1; }
@@ -278,8 +274,7 @@ public:
      * @return the request with information concerning its success.
      */
     Sp<Request>
-    sendPing(Sp<Node> n, RequestCb&& on_done, RequestExpiredCb&& on_expired);
-
+        sendPing(Sp<Node> n, RequestCb&& on_done, RequestExpiredCb&& on_expired);
     /**
      * Send a "ping" request to a given node.
      *
@@ -291,12 +286,11 @@ public:
      * @return the request with information concerning its success.
      */
     Sp<Request>
-    sendPing(SockAddr&& sa, RequestCb&& on_done, RequestExpiredCb&& on_expired) {
-        return sendPing(std::make_shared<Node>(InfoHash::zero(), std::move(sa), rd),
-                std::forward<RequestCb>(on_done),
-                std::forward<RequestExpiredCb>(on_expired));
-    }
-
+        sendPing(SockAddr&& sa, RequestCb&& on_done, RequestExpiredCb&& on_expired) {
+            return sendPing(std::make_shared<Node>(zeroes, std::move(sa)),
+                    std::forward<RequestCb>(on_done),
+                    std::forward<RequestExpiredCb>(on_expired));
+        }
     /**
      * Send a "find node" request to a given node.
      *
@@ -361,9 +355,10 @@ public:
                            const InfoHash& hash,
                            const Query& query,
                            const Blob& token,
-                           Tid socketId,
+                           Sp<Request> previous,
                            RequestCb&& on_done,
-                           RequestExpiredCb&& on_expired);
+                           RequestExpiredCb&& on_expired,
+                           SocketCb&& socket_cb);
     /**
      * Send a "announce" request to a given node.
      *
@@ -402,26 +397,7 @@ public:
                                  const Value::Id& vid,
                                  const Blob& token,
                                  RequestCb&& on_done,
-                                 RequestErrorCb&& on_error,
                                  RequestExpiredCb&& on_expired);
-    /**
-     * Send a "update" request to a given node. Used for Listen operations
-     *
-     * @param n           The node.
-     * @param hash        The target hash.
-     * @param values      The values.
-     * @param created     Time id.
-     * @param token       A security token.
-     * @param sid         The socket id.
-     *
-     * @return the request with information concerning its success.
-     */
-    Sp<Request> sendUpdateValues(Sp<Node> n,
-                                 const InfoHash& infohash,
-                                 const std::vector<Sp<Value>>& values,
-                                 time_point created,
-                                 const Blob& token,
-                                 const size_t& sid);
 
     /**
      * Parses a message and calls appropriate callbacks.
@@ -434,8 +410,8 @@ public:
      */
     void processMessage(const uint8_t *buf, size_t buflen, SockAddr addr);
 
-    Sp<Node> insertNode(const InfoHash& id, const SockAddr& addr) {
-        auto n = cache.getNode(id, addr, scheduler.time(), 0);
+    Sp<Node> insertNode(const InfoHash& myid, const SockAddr& addr) {
+        auto n = cache.getNode(myid, addr, scheduler.time(), 0);
         onNewNode(n, 0);
         return n;
     }
@@ -453,21 +429,6 @@ public:
         return cache.getCachedNodes(id, sa_f, count);
     }
 
-    size_t getNodeCacheSize() const {
-        return cache.size();
-    }
-    size_t getNodeCacheSize(sa_family_t af) const {
-        return cache.size(af);
-    }
-
-    size_t getRateLimiterSize() const {
-        return address_rate_limiter.size();
-    }
-
-    size_t getPartialCount() const {
-        return partial_messages.size();
-    }
-
 private:
 
     struct PartialMessage;
@@ -511,20 +472,19 @@ private:
     void sendRequest(const Sp<Request>& request);
 
     struct MessageStats {
-        unsigned ping         {0};
-        unsigned find         {0};
-        unsigned get          {0};
-        unsigned put          {0};
-        unsigned listen       {0};
-        unsigned refresh      {0};
-        unsigned updateValue  {0};
+        unsigned ping    {0};
+        unsigned find    {0};
+        unsigned get     {0};
+        unsigned put     {0};
+        unsigned listen  {0};
+        unsigned refresh {0};
     };
 
 
     // basic wrapper for socket sendto function
     int send(const SockAddr& addr, const char *buf, size_t len, bool confirmed = false);
 
-    void sendValueParts(Tid tid, const std::vector<Blob>& svals, const SockAddr& addr);
+    void sendValueParts(const TransId& tid, const std::vector<Blob>& svals, const SockAddr& addr);
     std::vector<Blob> packValueHeader(msgpack::sbuffer&, const std::vector<Sp<Value>>&);
     void maintainRxBuffer(Tid tid);
 
@@ -565,10 +525,9 @@ private:
     const InfoHash& myid;
     const NetworkConfig config {};
     const std::unique_ptr<DatagramSocket> dht_socket;
-    Sp<Logger> logger_;
-    std::mt19937_64& rd;
+    const Logger& DHT_LOG;
 
-    NodeCache cache;
+    NodeCache cache {};
 
     // global limiting should be triggered by at least 8 different IPs
     using IpLimiter = RateLimiter;

include/opendht/network_utils.h

@@ -1,5 +1,5 @@
 /*
- *  Copyright (C) 2014-2022 Savoir-faire Linux Inc.
+ *  Copyright (C) 2019 Savoir-faire Linux Inc.
  *  Author(s) : Adrien Béraud <adrien.beraud@savoirfairelinux.com>
  *
  *  This program is free software; you can redistribute it and/or modify
@@ -36,14 +36,11 @@
 #include <thread>
 #include <atomic>
 #include <mutex>
-#include <list>
 
 namespace dht {
 namespace net {
 
 static const constexpr in_port_t DHT_DEFAULT_PORT = 4222;
-static const constexpr size_t RX_QUEUE_MAX_SIZE = 1024 * 16;
-static const constexpr std::chrono::milliseconds RX_QUEUE_MAX_DELAY(650);
 
 int bindSocket(const SockAddr& addr, SockAddr& bound);
 
@@ -57,14 +54,10 @@ struct ReceivedPacket {
     SockAddr from;
     time_point received;
 };
-using PacketList = std::list<ReceivedPacket>;
 
 class OPENDHT_PUBLIC DatagramSocket {
 public:
-    /** A function that takes a list of new received packets and
-     *  optionally returns consumed packets for recycling.
-     **/
-    using OnReceive = std::function<PacketList(PacketList&& packets)>;
+    using OnReceive = std::function<void(std::unique_ptr<ReceivedPacket>&& packet)>;
     virtual ~DatagramSocket() {};
 
     virtual int sendTo(const SockAddr& dest, const uint8_t* data, size_t size, bool replied) = 0;
@@ -88,45 +81,24 @@ public:
 
     virtual const SockAddr& getBoundRef(sa_family_t family = AF_UNSPEC) const = 0;
 
-    /** Virtual resolver mothod allows to implement custom resolver */
-    virtual std::vector<SockAddr> resolve(const std::string& host, const std::string& service = {}) {
-        return SockAddr::resolve(host, service);
-    }
-
     virtual void stop() = 0;
 protected:
 
-    PacketList getNewPacket() {
-        PacketList pkts;
-        if (toRecycle_.empty()) {
-            pkts.emplace_back();
-        } else {
-            auto begIt = toRecycle_.begin();
-            auto begItNext = std::next(begIt);
-            pkts.splice(pkts.end(), toRecycle_, begIt, begItNext);
-        }
-        return pkts;
-    }
-
-    inline void onReceived(PacketList&& packets) {
+    inline void onReceived(std::unique_ptr<ReceivedPacket>&& packet) {
         std::lock_guard<std::mutex> lk(lock);
-        if (rx_callback) {
-            auto r = rx_callback(std::move(packets));
-            if (not r.empty() and toRecycle_.size() < RX_QUEUE_MAX_SIZE)
-                toRecycle_.splice(toRecycle_.end(), std::move(r));
-        }
+        if (rx_callback)
+            rx_callback(std::move(packet));
     }
 protected:
     mutable std::mutex lock;
 private:
     OnReceive rx_callback;
-    PacketList toRecycle_;
 };
 
 class OPENDHT_PUBLIC UdpSocket : public DatagramSocket {
 public:
-    UdpSocket(in_port_t port, const std::shared_ptr<Logger>& l = {});
-    UdpSocket(const SockAddr& bind4, const SockAddr& bind6, const std::shared_ptr<Logger>& l = {});
+    UdpSocket(in_port_t port, const Logger& l = {});
+    UdpSocket(const SockAddr& bind4, const SockAddr& bind6, const Logger& l = {});
     ~UdpSocket();
 
     int sendTo(const SockAddr& dest, const uint8_t* data, size_t size, bool replied) override;
@@ -146,7 +118,7 @@ public:
 
     void stop() override;
 private:
-    std::shared_ptr<Logger> logger;
+    Logger logger;
     int s4 {-1};
     int s6 {-1};
     int stopfd {-1};

include/opendht/node.h

@@ -1,5 +1,5 @@
 /*
- *  Copyright (C) 2014-2022 Savoir-faire Linux Inc.
+ *  Copyright (C) 2014-2019 Savoir-faire Linux Inc.
  *  Author(s) : Adrien Béraud <adrien.beraud@savoirfairelinux.com>
  *              Simon Désaulniers <simon.desaulniers@savoirfairelinux.com>
  *
@@ -47,10 +47,10 @@ struct Socket {
 struct Node {
     const InfoHash id;
 
-    Node(const InfoHash& id, const SockAddr& addr, std::mt19937_64& rd, bool client=false);
-    Node(const InfoHash& id, SockAddr&& addr, std::mt19937_64& rd, bool client=false);
-    Node(const InfoHash& id, const sockaddr* sa, socklen_t salen, std::mt19937_64& rd)
-        : Node(id, SockAddr(sa, salen), rd) {}
+    Node(const InfoHash& id, const SockAddr& addr, bool client=false);
+    Node(const InfoHash& id, SockAddr&& addr, bool client=false);
+    Node(const InfoHash& id, const sockaddr* sa, socklen_t salen)
+        : Node(id, SockAddr(sa, salen)) {}
 
     InfoHash getId() const {
         return id;

include/opendht/node_cache.h

@@ -1,5 +1,5 @@
 /*
- *  Copyright (C) 2014-2022 Savoir-faire Linux Inc.
+ *  Copyright (C) 2014-2019 Savoir-faire Linux Inc.
  *  Author(s) : Adrien Béraud <adrien.beraud@savoirfairelinux.com>
  *
  *  This program is free software; you can redistribute it and/or modify
@@ -26,13 +26,6 @@
 namespace dht {
 
 struct NodeCache {
-    size_t size(sa_family_t family) const {
-        return cache(family).count();
-    }
-    size_t size() const {
-        return size(AF_INET) + size(AF_INET6);
-    }
-
     Sp<Node> getNode(const InfoHash& id, sa_family_t family);
     Sp<Node> getNode(const InfoHash& id, const SockAddr&, time_point now, bool confirmed, bool client=false);
     std::vector<Sp<Node>> getCachedNodes(const InfoHash& id, sa_family_t sa_f, size_t count) const;
@@ -44,19 +37,17 @@ struct NodeCache {
      */
     void clearBadNodes(sa_family_t family = 0);
 
-    NodeCache(std::mt19937_64& r) : rd(r) {};
     ~NodeCache();
 
 private:
     class NodeMap : private std::map<InfoHash, std::weak_ptr<Node>> {
     public:
         Sp<Node> getNode(const InfoHash& id);
-        Sp<Node> getNode(const InfoHash& id, const SockAddr&, time_point now, bool confirmed, bool client, std::mt19937_64& rd);
+        Sp<Node> getNode(const InfoHash& id, const SockAddr&, time_point now, bool confirmed, bool client);
         std::vector<Sp<Node>> getCachedNodes(const InfoHash& id, size_t count) const;
         void clearBadNodes();
         void setExpired();
         void cleanup();
-        size_t count() const { return size(); }
     private:
         size_t cleanup_counter {0};
     };
@@ -65,7 +56,6 @@ private:
     NodeMap& cache(sa_family_t af) { return af == AF_INET ? cache_4 : cache_6; }
     NodeMap cache_4;
     NodeMap cache_6;
-    std::mt19937_64& rd;
 };
 
 }

include/opendht/peer_discovery.h

@@ -1,5 +1,5 @@
 /*
- *  Copyright (C) 2014-2022 Savoir-faire Linux Inc.
+ *  Copyright (C) 2014-2019 Savoir-faire Linux Inc.
  *  Author(s) : Mingrui Zhang <mingrui.zhang@savoirfairelinux.com>
  *              Vsevolod Ivanov <vsevolod.ivanov@savoirfairelinux.com>
  *
@@ -82,8 +82,6 @@ public:
     bool stopPublish(const std::string &type);
     bool stopPublish(sa_family_t domain, const std::string &type);
 
-    void connectivityChanged();
-
 private:
     class DomainPeerDiscovery;
     std::unique_ptr<DomainPeerDiscovery> peerDiscovery4_;

include/opendht/proxy.h

@@ -1,5 +1,5 @@
 /*
- *  Copyright (C) 2014-2022 Savoir-faire Linux Inc.
+ *  Copyright (C) 2017-2019 Savoir-faire Linux Inc.
  *  Author: Adrien Béraud <adrien.beraud@savoirfairelinux.com>
  *
  *  This program is free software; you can redistribute it and/or modify
@@ -22,8 +22,8 @@
 namespace dht {
 namespace proxy {
 
-constexpr const std::chrono::hours OP_TIMEOUT {24}; // one day
-constexpr const std::chrono::hours OP_MARGIN {2}; // two hours
+constexpr const std::chrono::seconds OP_TIMEOUT {1 * 60 * 60}; // one hour
+constexpr const std::chrono::seconds OP_MARGIN {5 * 60}; // 5 minutes
 constexpr const char* const HTTP_PROTO {"http://"};
 using ListenToken = uint64_t;
 

include/opendht/rate_limiter.h

@@ -1,5 +1,5 @@
 /*
- *  Copyright (C) 2014-2022 Savoir-faire Linux Inc.
+ *  Copyright (C) 2017-2019 Savoir-faire Linux Inc.
  *  Author : Adrien Béraud <adrien.beraud@savoirfairelinux.com>
  *
  *  This program is free software; you can redistribute it and/or modify

include/opendht/rng.h

@@ -1,5 +1,5 @@
 /*
- *  Copyright (C) 2014-2022 Savoir-faire Linux Inc.
+ *  Copyright (C) 2014-2019 Savoir-faire Linux Inc.
  *  Author : Adrien Béraud <adrien.beraud@savoirfairelinux.com>
  *
  *  This program is free software; you can redistribute it and/or modify
@@ -21,8 +21,6 @@
 #include <random>
 #include <algorithm>
 #include <functional>
-#include <thread>
-#include <stdexcept>
 
 namespace dht {
 namespace crypto {
@@ -113,18 +111,11 @@ using random_device = std::random_device;
 template<class T = std::mt19937, std::size_t N = T::state_size>
 auto getSeededRandomEngine () -> typename std::enable_if<!!N, T>::type {
     typename T::result_type random_data[N];
-    for (unsigned i=0; i<256; i++) {
-        try {
-            random_device source;
-            std::generate(std::begin(random_data), std::end(random_data), std::ref(source));
-            std::seed_seq seeds(std::begin(random_data), std::end(random_data));
-            T seededEngine (seeds);
-            return seededEngine;
-        } catch (...) {
-            std::this_thread::sleep_for(std::chrono::milliseconds(1));
-        }
-    }
-    throw std::runtime_error("Can't seed random engine");
+    random_device source;
+    std::generate(std::begin(random_data), std::end(random_data), std::ref(source));
+    std::seed_seq seeds(std::begin(random_data), std::end(random_data));
+    T seededEngine (seeds);
+    return seededEngine;
 }
 
 }} // dht::crypto

include/opendht/routing_table.h

@@ -1,5 +1,5 @@
 /*
- *  Copyright (C) 2014-2022 Savoir-faire Linux Inc.
+ *  Copyright (C) 2014-2019 Savoir-faire Linux Inc.
  *  Author(s) : Adrien Béraud <adrien.beraud@savoirfairelinux.com>
  *              Simon Désaulniers <simon.desaulniers@savoirfairelinux.com>
  *
@@ -39,7 +39,7 @@ struct Bucket {
     Sp<Node> cached;                    /* the address of a likely candidate */
 
     /** Return a random node in a bucket. */
-    Sp<Node> randomNode(std::mt19937_64& rd);
+    Sp<Node> randomNode();
 
     void sendCachedPing(net::NetworkEngine& ne);
     void connectivityChanged() {
@@ -89,7 +89,7 @@ public:
     /**
      * Return a random id in the bucket's range.
      */
-    InfoHash randomId(const RoutingTable::const_iterator& bucket, std::mt19937_64& rd) const;
+    InfoHash randomId(const RoutingTable::const_iterator& bucket) const;
 
     unsigned depth(const RoutingTable::const_iterator& bucket) const;
 

include/opendht/scheduler.h

@@ -1,5 +1,5 @@
 /*
- *  Copyright (C) 2014-2022 Savoir-faire Linux Inc.
+ *  Copyright (C) 2014-2019 Savoir-faire Linux Inc.
  *  Author(s) : Adrien Béraud <adrien.beraud@savoirfairelinux.com>
  *              Simon Désaulniers <simon.desaulniers@savoirfairelinux.com>
  *
@@ -36,9 +36,8 @@ namespace dht {
 class Scheduler {
 public:
     struct Job {
-        Job(std::function<void()>&& f, time_point t) : do_(std::move(f)), t_(t) {}
+        Job(std::function<void()>&& f) : do_(std::move(f)) {}
         std::function<void()> do_;
-        const time_point t_;
         void cancel() { do_ = {}; }
     };
 
@@ -51,12 +50,17 @@ public:
      * @return pointer to the newly scheduled job.
      */
     Sp<Scheduler::Job> add(time_point t, std::function<void()>&& job_func) {
-        auto job = std::make_shared<Job>(std::move(job_func), t);
+        auto job = std::make_shared<Job>(std::move(job_func));
         if (t != time_point::max())
             timers.emplace(std::move(t), job);
         return job;
     }
 
+    void add(const Sp<Scheduler::Job>& job, time_point t) {
+        if (t != time_point::max())
+            timers.emplace(std::move(t), job);
+    }
+
     /**
      * Reschedules a job.
      *
@@ -64,35 +68,23 @@ public:
      * @param t  The time at which the job shall be rescheduled.
      */
     void edit(Sp<Scheduler::Job>& job, time_point t) {
-        if (not job)
+        if (not job) {
             return;
+        }
         // std::function move doesn't garantee to leave the object empty.
         // Force clearing old value.
         auto task = std::move(job->do_);
-        cancel(job);
+        job->do_ = {};
         job = add(t, std::move(task));
     }
 
-    bool cancel(Sp<Scheduler::Job>& job) {
-        if (job) {
-            job->cancel();
-            for (auto r = timers.equal_range(job->t_); r.first != r.second; ++r.first) {
-                if (r.first->second == job) {
-                    timers.erase(r.first);
-                    job.reset();
-                    return true;
-                }
-            }
-        }
-        return false;
-    }
-
     /**
      * Runs the jobs to do up to now.
      *
      * @return The time for the next job to run.
      */
     time_point run() {
+        syncTime();
         while (not timers.empty()) {
             auto timer = timers.begin();
             /*
@@ -122,7 +114,6 @@ public:
      */
     inline const time_point& time() const { return now; }
     inline time_point syncTime() { return (now = clock::now()); }
-    inline void syncTime(const time_point& n) { now = n; }
 
 private:
     time_point now {clock::now()};

include/opendht/securedht.h

@@ -1,5 +1,5 @@
 /*
- *  Copyright (C) 2014-2022 Savoir-faire Linux Inc.
+ *  Copyright (C) 2014-2019 Savoir-faire Linux Inc.
  *  Authors: Adrien Béraud <adrien.beraud@savoirfairelinux.com>
  *           Simon Désaulniers <simon.desaulniers@savoirfairelinux.com>
  *           Sébastien Blin <sebastien.blin@savoirfairelinux.com>
@@ -45,13 +45,15 @@ public:
         return c;
     }
 
+    SecureDht() {}
+
     /**
      * s, s6: bound socket descriptors for IPv4 and IPv6, respectively.
      *        For the Dht to be initialised, at least one of them must be >= 0.
      * id:    the identity to use for the crypto layer and to compute
      *        our own hash on the Dht.
      */
-    SecureDht(std::unique_ptr<DhtInterface> dht, Config config, IdentityAnnouncedCb iacb = {}, const std::shared_ptr<Logger>& l = {});
+    SecureDht(std::unique_ptr<DhtInterface> dht, Config config);
 
     virtual ~SecureDht();
 
@@ -61,9 +63,6 @@ public:
     PkId getLongId() const {
         return key_ ? key_->getPublicKey().getLongId() : PkId();
     }
-    Sp<crypto::PublicKey> getPublicKey() const {
-        return key_ ? key_->getSharedPublicKey() : Sp<crypto::PublicKey>{};
-    }
 
     ValueType secureType(ValueType&& type);
 
@@ -118,10 +117,6 @@ public:
     void putEncrypted(const InfoHash& hash, const InfoHash& to, Value&& v, DoneCallback callback, bool permanent = false) {
         putEncrypted(hash, to, std::make_shared<Value>(std::move(v)), callback, permanent);
     }
-    void putEncrypted(const InfoHash& hash, const crypto::PublicKey& to, Sp<Value> val, DoneCallback callback, bool permanent = false);
-    void putEncrypted(const InfoHash& hash, const crypto::PublicKey& to, Value&& v, DoneCallback callback, bool permanent = false) {
-        putEncrypted(hash, to, std::make_shared<Value>(std::move(v)), callback, permanent);
-    }
 
     /**
      * Take ownership of the value and sign it using our private key.
@@ -133,13 +128,13 @@ public:
     Value decrypt(const Value& v);
 
     void findCertificate(const InfoHash& node, const std::function<void(const Sp<crypto::Certificate>)>& cb);
-    void findPublicKey(const InfoHash& node, const std::function<void(const Sp<crypto::PublicKey>)>& cb);
+    void findPublicKey(const InfoHash& node, const std::function<void(const Sp<const crypto::PublicKey>)>& cb);
 
-    Sp<crypto::Certificate> registerCertificate(const InfoHash& node, const Blob& cert);
+    const Sp<crypto::Certificate> registerCertificate(const InfoHash& node, const Blob& cert);
     void registerCertificate(Sp<crypto::Certificate>& cert);
 
-    Sp<crypto::Certificate> getCertificate(const InfoHash& node) const;
-    Sp<crypto::PublicKey> getPublicKey(const InfoHash& node) const;
+    const Sp<crypto::Certificate> getCertificate(const InfoHash& node) const;
+    const Sp<const crypto::PublicKey> getPublicKey(const InfoHash& node) const;
 
     /**
      * Allows to set a custom callback called by the library to find a locally-stored certificate.
@@ -153,8 +148,8 @@ public:
     /**
      * SecureDht to Dht proxy
      */
-    void shutdown(ShutdownCallback cb, bool stop = false) override {
-        dht_->shutdown(cb, stop);
+    void shutdown(ShutdownCallback cb) override {
+        dht_->shutdown(cb);
     }
     void dumpTables() const override {
         dht_->dumpTables();
@@ -200,14 +195,11 @@ public:
     std::vector<SockAddr> getPublicAddress(sa_family_t family = 0) override {
         return dht_->getPublicAddress(family);
     }
-    time_point periodic(const uint8_t *buf, size_t buflen, SockAddr sa, const time_point& now) override {
-        return dht_->periodic(buf, buflen, std::move(sa), now);
+    time_point periodic(const uint8_t *buf, size_t buflen, SockAddr sa) override {
+        return dht_->periodic(buf, buflen, std::move(sa));
     }
-    time_point periodic(const uint8_t *buf, size_t buflen, const sockaddr* from, socklen_t fromlen, const time_point& now) override {
-        return dht_->periodic(buf, buflen, from, fromlen, now);
-    }
-    NodeStatus updateStatus(sa_family_t af) override  {
-        return dht_->updateStatus(af);
+    time_point periodic(const uint8_t *buf, size_t buflen, const sockaddr* from, socklen_t fromlen) override {
+        return dht_->periodic(buf, buflen, from, fromlen);
     }
     NodeStatus getStatus(sa_family_t af) const override {
         return dht_->getStatus(af);
@@ -224,12 +216,6 @@ public:
     const ValueType& getType(ValueType::Id type_id) const override {
         return dht_->getType(type_id);
     }
-    void addBootstrap(const std::string& host, const std::string& service) override {
-        dht_->addBootstrap(host, service);
-    }
-    void clearBootstrap() override {
-        dht_->clearBootstrap();
-    }
     void insertNode(const InfoHash& id, const SockAddr& sa) override {
         dht_->insertNode(id, sa);
     }
@@ -330,16 +316,11 @@ public:
         dht_->setLogger(logger);
     }
 
-    void setLogger(const std::shared_ptr<Logger>& logger) override {
-        DhtInterface::setLogger(logger);
-        dht_->setLogger(logger);
-    }
-
     /**
      * Only print logs related to the given InfoHash (if given), or disable filter (if zeroes).
      */
     void setLogFilter(const InfoHash& f) override {
-        DhtInterface::setLogFilter(f);
+        DHT_LOG.setFilter(f);
         dht_->setLogFilter(f);
     }
 
@@ -361,10 +342,9 @@ private:
 
     // our certificate cache
     std::map<InfoHash, Sp<crypto::Certificate>> nodesCertificates_ {};
-    std::map<InfoHash, Sp<crypto::PublicKey>> nodesPubKeys_ {};
+    std::map<InfoHash, Sp<const crypto::PublicKey>> nodesPubKeys_ {};
 
     std::atomic_bool forward_all_ {false};
-    bool enableCache_ {false};
 };
 
 const ValueType CERTIFICATE_TYPE = {

include/opendht/sockaddr.h

@@ -1,5 +1,5 @@
 /*
- *  Copyright (C) 2014-2022 Savoir-faire Linux Inc.
+ *  Copyright (C) 2016-2019 Savoir-faire Linux Inc.
  *  Author : Adrien Béraud <adrien.beraud@savoirfairelinux.com>
  *
  *  This program is free software; you can redistribute it and/or modify
@@ -68,7 +68,7 @@ public:
      * Build from existing address.
      */
     SockAddr(const sockaddr* sa, socklen_t length) {
-        if (length > static_cast<socklen_t>(sizeof(sockaddr_storage)))
+        if (length > sizeof(sockaddr_storage))
             throw std::runtime_error("Socket address length is too large");
         set(sa, length);
     }
@@ -144,7 +144,7 @@ public:
             if (len) addr.reset((sockaddr*)::calloc(len, 1));
             else     addr.reset();
         }
-        if (len)
+        if (len > sizeof(sa_family_t))
             addr->sa_family = af;
     }
 
@@ -223,16 +223,16 @@ public:
      */
     sockaddr* get() { return addr.get(); }
 
-    inline const sockaddr_in& getIPv4() const {
+    const sockaddr_in& getIPv4() const {
         return *reinterpret_cast<const sockaddr_in*>(get());
     }
-    inline const sockaddr_in6& getIPv6() const {
+    const sockaddr_in6& getIPv6() const {
         return *reinterpret_cast<const sockaddr_in6*>(get());
     }
-    inline sockaddr_in& getIPv4() {
+    sockaddr_in& getIPv4() {
         return *reinterpret_cast<sockaddr_in*>(get());
     }
-    inline sockaddr_in6& getIPv6() {
+    sockaddr_in6& getIPv6() {
         return *reinterpret_cast<sockaddr_in6*>(get());
     }
 

include/opendht/thread_pool.h

@@ -1,5 +1,5 @@
 /*
- *  Copyright (C) 2014-2022 Savoir-faire Linux Inc.
+ *  Copyright (C) 2016-2019 Savoir-faire Linux Inc.
  *
  *  Author: Adrien Béraud <adrien.beraud@savoirfairelinux.com>
  *
@@ -27,8 +27,6 @@
 #include <future>
 #include <functional>
 
-#include <ciso646> // fix windows compiler bug
-
 namespace dht {
 
 class OPENDHT_PUBLIC ThreadPool {
@@ -65,14 +63,15 @@ public:
     void join();
 
 private:
+    struct ThreadState;
+    std::queue<std::function<void()>> tasks_ {};
+    std::vector<std::unique_ptr<ThreadState>> threads_;
+    unsigned readyThreads_ {0};
     std::mutex lock_ {};
     std::condition_variable cv_ {};
-    std::queue<std::function<void()>> tasks_ {};
-    std::vector<std::unique_ptr<std::thread>> threads_;
-    unsigned readyThreads_ {0};
-    bool running_ {true};
 
     const unsigned maxThreads_;
+    bool running_ {true};
 };
 
 class OPENDHT_PUBLIC Executor : public std::enable_shared_from_this<Executor> {
@@ -94,71 +93,4 @@ private:
     void schedule();
 };
 
-class OPENDHT_PUBLIC ExecutionContext {
-public:
-    ExecutionContext(ThreadPool& pool)
-     : threadPool_(pool), state_(std::make_shared<SharedState>())
-    {}
-
-    ~ExecutionContext() {
-        state_->destroy();
-    }
-
-    /** Wait for ongoing tasks to complete execution and drop other pending tasks */
-    void stop() {
-        state_->destroy(false);
-    }
-
-    void run(std::function<void()>&& task) {
-        std::lock_guard<std::mutex> lock(state_->mtx);
-        if (state_->shutdown_) return;
-        state_->pendingTasks++;
-        threadPool_.get().run([task = std::move(task), state = state_] {
-            state->run(task);
-        });
-    }
-
-private:
-    struct SharedState {
-        std::mutex mtx {};
-        std::condition_variable cv {};
-        unsigned pendingTasks {0};
-        unsigned ongoingTasks {0};
-        /** When true, prevents new tasks to be scheduled */
-        bool shutdown_ {false};
-        /** When true, prevents scheduled tasks to be executed */
-        std::atomic_bool destroyed {false};
-
-        void destroy(bool wait = true) {
-            std::unique_lock<std::mutex> lock(mtx);
-            if (destroyed) return;
-            if (wait) {
-                cv.wait(lock, [this] { return pendingTasks == 0 && ongoingTasks == 0; });
-            }
-            shutdown_ = true;
-            if (not wait) {
-                cv.wait(lock, [this] { return ongoingTasks == 0; });
-            }
-            destroyed = true;
-        }
-
-        void run(const std::function<void()>& task) {
-            {
-                std::lock_guard<std::mutex> lock(mtx);
-                pendingTasks--;
-                ongoingTasks++;
-            }
-                if (destroyed) return;
-                task();
-            {
-                std::lock_guard<std::mutex> lock(mtx);
-                ongoingTasks--;
-                cv.notify_all();
-            }
-        }
-    };
-    std::reference_wrapper<ThreadPool> threadPool_;
-    std::shared_ptr<SharedState> state_;
-};
-
 }

include/opendht/utils.h

@@ -1,5 +1,5 @@
 /*
- *  Copyright (C) 2014-2022 Savoir-faire Linux Inc.
+ *  Copyright (C) 2014-2019 Savoir-faire Linux Inc.
  *  Author : Adrien Béraud <adrien.beraud@savoirfairelinux.com>
  *
  *  This program is free software; you can redistribute it and/or modify
@@ -77,20 +77,12 @@ public:
 // Time related definitions and utility functions
 
 using clock = std::chrono::steady_clock;
-using system_clock = std::chrono::system_clock;
 using time_point = clock::time_point;
 using duration = clock::duration;
 
 time_point from_time_t(std::time_t t);
 std::time_t to_time_t(time_point t);
 
-inline std::string
-to_str(double d) {
-    char buf[16];
-    auto ret = snprintf(buf, sizeof(buf), "%.3g", d);
-    return (ret < 0) ? std::to_string(d) : std::string(buf, ret);
-}
-
 /**
  * Converts std::chrono::duration to floating-point seconds.
  */
@@ -105,26 +97,14 @@ static std::string
 print_duration(DT d) {
     if (d < std::chrono::seconds(0)) {
         return "-" + print_duration(-d);
-    } else if (d < std::chrono::milliseconds(1)) {
-        return to_str(std::chrono::duration_cast<std::chrono::duration<double, std::micro>>(d).count()) +  " us";
-    } else if (d < std::chrono::seconds(1)) {
-        return to_str(std::chrono::duration_cast<std::chrono::duration<double, std::milli>>(d).count()) +  " ms";
-    } else if (d < std::chrono::minutes(1)) {
-        return to_str(std::chrono::duration_cast<std::chrono::duration<double>>(d).count()) +  " s";
-    } else if (d < std::chrono::hours(1)) {
-        return to_str(std::chrono::duration_cast<std::chrono::duration<double, std::ratio<60>>>(d).count()) +  " min";
-    } else {
-        return to_str(std::chrono::duration_cast<std::chrono::duration<double, std::ratio<3600>>>(d).count()) +  " h";
     }
-}
-
-template <class TimePoint>
-static std::string
-print_time_relative(TimePoint now, TimePoint d) {
-    if (d == TimePoint::min()) return "never";
-    if (d == now)              return "now";
-    return (d > now) ? std::string("in ") + print_duration(d - now)
-                     : print_duration(now - d) + std::string(" ago");
+    if (d < std::chrono::milliseconds(1)) {
+        return std::to_string(std::chrono::duration_cast<std::chrono::duration<double, std::micro>>(d).count()) +  " us";
+    } else if (d < std::chrono::seconds(1)) {
+        return std::to_string(std::chrono::duration_cast<std::chrono::duration<double, std::milli>>(d).count()) +  " ms";
+    } else {
+        return std::to_string(print_dt(d)) + " s";
+    }
 }
 
 template <typename Duration = duration>
@@ -153,7 +133,7 @@ using Blob = std::vector<uint8_t>;
 /**
  * Provides backward compatibility with msgpack 1.0
  */
-OPENDHT_PUBLIC Blob unpackBlob(const msgpack::object& o);
+OPENDHT_PUBLIC Blob unpackBlob(msgpack::object& o);
 
 template <typename Type>
 Blob
@@ -173,13 +153,6 @@ unpackMsg(Blob b) {
 
 msgpack::unpacked unpackMsg(Blob b);
 
-msgpack::object* findMapValue(const msgpack::object& map, const char* key, size_t length);
-
-inline msgpack::object* findMapValue(const msgpack::object& map, const char* key) {
-    return findMapValue(map, key, strlen(key));
-}
-inline msgpack::object* findMapValue(const msgpack::object& map, std::string_view key) {
-    return findMapValue(map, key.data(), key.size());
-}
+msgpack::object* findMapValue(msgpack::object& map, const std::string& key);
 
 } // namespace dht

include/opendht/value.h

@@ -1,5 +1,5 @@
 /*
- *  Copyright (C) 2014-2022 Savoir-faire Linux Inc.
+ *  Copyright (C) 2014-2019 Savoir-faire Linux Inc.
  *  Author(s) : Adrien Béraud <adrien.beraud@savoirfairelinux.com>
  *              Simon Désaulniers <simon.desaulniers@savoirfairelinux.com>
  *
@@ -20,14 +20,13 @@
 #pragma once
 
 #include "infohash.h"
-#include "crypto.h"
+//#include "crypto.h"
 #include "utils.h"
 #include "sockaddr.h"
 
 #include <msgpack.hpp>
 
 #include <string>
-#include <string_view>
 #include <sstream>
 #include <bitset>
 #include <vector>
@@ -43,24 +42,16 @@
 #endif
 
 namespace dht {
-using namespace std::literals;
-
-static constexpr auto VALUE_KEY_ID("id");
-static const std::string VALUE_KEY_DAT("dat");
-static const std::string VALUE_KEY_PRIO("p");
-static const std::string VALUE_KEY_SIGNATURE("sig");
-
-static const std::string VALUE_KEY_SEQ("seq");
-static const std::string VALUE_KEY_DATA("data");
-static const std::string VALUE_KEY_OWNER("owner");
-static const std::string VALUE_KEY_TYPE("type");
-static const std::string VALUE_KEY_TO("to");
-static const std::string VALUE_KEY_BODY("body");
-static const std::string VALUE_KEY_USERTYPE("utype");
 
 struct Value;
 struct Query;
 
+namespace crypto {
+class PublicKey;
+class PrivateKey;
+class Certificate;
+}
+
 /**
  * A storage policy is applied once to every incoming value storage requests.
  * If the policy returns false, the value is dropped.
@@ -119,7 +110,7 @@ struct OPENDHT_PUBLIC ValueType {
 
     Id id {0};
     std::string name {};
-    duration expiration {std::chrono::minutes(10)};
+    duration expiration {60 * 10};
     StorePolicy storePolicy {DEFAULT_STORE_POLICY};
     EditPolicy editPolicy {DEFAULT_EDIT_POLICY};
 };
@@ -207,7 +198,7 @@ struct OPENDHT_PUBLIC Value
         }
         static Filter chainOr(Filter&& f1, Filter&& f2) {
             if (not f1 or not f2) return {};
-            return [f1=std::move(f1),f2=std::move(f2)](const Value& v) {
+            return [f1,f2](const Value& v) {
                 return f1(v) or f2(v);
             };
         }
@@ -233,7 +224,8 @@ struct OPENDHT_PUBLIC Value
     }
 
     static Filter TypeFilter(const ValueType& t) {
-        return [tid = t.id](const Value& v) {
+        const auto tid = t.id;
+        return [tid](const Value& v) {
             return v.type == tid;
         };
     }
@@ -255,15 +247,9 @@ struct OPENDHT_PUBLIC Value
         };
     }
 
-    static Filter OwnerFilter(const crypto::PublicKey& pk) {
-        return OwnerFilter(pk.getId());
-    }
+    static Filter OwnerFilter(const crypto::PublicKey& pk);
 
-    static Filter OwnerFilter(const InfoHash& pkh) {
-        return [pkh](const Value& v) {
-            return v.owner and v.owner->getId() == pkh;
-        };
-    }
+    static Filter OwnerFilter(const InfoHash& pkh);
 
     static Filter SeqNumFilter(uint16_t seq_no) {
         return [seq_no](const Value& v) {
@@ -271,8 +257,8 @@ struct OPENDHT_PUBLIC Value
         };
     }
 
-    static Filter UserTypeFilter(std::string ut) {
-        return [ut = std::move(ut)](const Value& v) {
+    static Filter UserTypeFilter(const std::string& ut) {
+        return [ut](const Value& v) {
             return v.user_type == ut;
         };
     }
@@ -355,37 +341,22 @@ struct OPENDHT_PUBLIC Value
      * Afterward, checkSignature() will return true and owner will
      * be set to the corresponding public key.
      */
-    void sign(const crypto::PrivateKey& key) {
-        if (isEncrypted())
-            throw DhtException("Can't sign encrypted data.");
-        owner = key.getSharedPublicKey();
-        signature = key.sign(getToSign());
-    }
+    void sign(const crypto::PrivateKey& key);
 
     /**
      * Check that the value is signed and that the signature matches.
      * If true, the owner field will contain the signer public key.
      */
-    bool checkSignature() const {
-        return isSigned() and owner->checkSignature(getToSign(), signature);
-    }
+    bool checkSignature() const;
 
-    std::shared_ptr<crypto::PublicKey> getOwner() const {
-        return std::static_pointer_cast<crypto::PublicKey>(owner);
+    std::shared_ptr<const crypto::PublicKey> getOwner() const {
+        return std::static_pointer_cast<const crypto::PublicKey>(owner);
     }
 
     /**
      * Sign the value with from and returns the encrypted version for to.
      */
-    Value encrypt(const crypto::PrivateKey& from, const crypto::PublicKey& to) {
-        if (isEncrypted())
-            throw DhtException("Data is already encrypted.");
-        setRecipient(to.getId());
-        sign(from);
-        Value nv {id};
-        nv.setCypher(to.encrypt(getToEncrypt()));
-        return nv;
-    }
+    Value encrypt(const crypto::PrivateKey& from, const crypto::PublicKey& to);
 
     Value() {}
 
@@ -404,7 +375,7 @@ struct OPENDHT_PUBLIC Value
      * Build a value from a json object
      * @param json
      */
-    Value(const Json::Value& json);
+    Value(Json::Value& json);
 #endif
 
     template <typename Type>
@@ -422,9 +393,7 @@ struct OPENDHT_PUBLIC Value
 
     Value(Value&& o) noexcept
      : id(o.id), owner(std::move(o.owner)), recipient(o.recipient),
-     type(o.type), data(std::move(o.data)), user_type(std::move(o.user_type)), seq(o.seq)
-     , signature(std::move(o.signature)), cypher(std::move(o.cypher))
-     , priority(o.priority) {}
+     type(o.type), data(std::move(o.data)), user_type(std::move(o.user_type)), seq(o.seq), signature(std::move(o.signature)), cypher(std::move(o.cypher)) {}
 
     template <typename Type>
     Value(const Type& vs)
@@ -437,20 +406,14 @@ struct OPENDHT_PUBLIC Value
         msgpack_unpack(o);
     }
 
-    /**
-     * Returns true if value contents are equals (not considering the value ID)
-     */
-    inline bool contentEquals(const Value& o) {
-        return isEncrypted() ? cypher == o.cypher :
-            ((owner == o.owner || (owner and o.owner and *owner == *o.owner))
-                && type == o.type
-                && data == o.data
-                && user_type == o.user_type
-                && signature == o.signature);
-    }
-
     inline bool operator== (const Value& o) {
-        return id == o.id and contentEquals(o);
+        return id == o.id &&
+        (isEncrypted() ? cypher == o.cypher :
+        (
+#ifndef OPENDHT_LIGHT
+            (owner == o.owner || *owner == *o.owner) &&
+#endif
+            type == o.type && data == o.data && user_type == o.user_type && signature == o.signature));
     }
 
     void setRecipient(const InfoHash& r) {
@@ -508,20 +471,24 @@ struct OPENDHT_PUBLIC Value
     template <typename Packer>
     void msgpack_pack_to_sign(Packer& pk) const
     {
-        bool has_owner = owner && *owner;
+#ifndef OPENDHT_LIGHT
+        bool has_owner = owner && *owner
         pk.pack_map((user_type.empty()?0:1) + (has_owner?(recipient ? 5 : 4):2));
         if (has_owner) { // isSigned
-            pk.pack(VALUE_KEY_SEQ);   pk.pack(seq);
-            pk.pack(VALUE_KEY_OWNER); owner->msgpack_pack(pk);
+            pk.pack(std::string("seq"));   pk.pack(seq);
+            pk.pack(std::string("owner")); owner->msgpack_pack(pk);
             if (recipient) {
-                pk.pack(VALUE_KEY_TO); pk.pack(recipient);
+                pk.pack(std::string("to")); pk.pack(recipient);
             }
         }
-        pk.pack(VALUE_KEY_TYPE);  pk.pack(type);
-        pk.pack(VALUE_KEY_DATA);  pk.pack_bin(data.size());
-                                  pk.pack_bin_body((const char*)data.data(), data.size());
+#else
+        pk.pack_map((user_type.empty()?0:1) + 2);
+#endif
+        pk.pack(std::string("type"));  pk.pack(type);
+        pk.pack(std::string("data"));  pk.pack_bin(data.size());
+                                       pk.pack_bin_body((const char*)data.data(), data.size());
         if (not user_type.empty()) {
-            pk.pack(VALUE_KEY_USERTYPE); pk.pack(user_type);
+            pk.pack(std::string("utype")); pk.pack(user_type);
         }
     }
 
@@ -533,10 +500,10 @@ struct OPENDHT_PUBLIC Value
             pk.pack_bin_body((const char*)cypher.data(), cypher.size());
         } else {
             pk.pack_map(isSigned() ? 2 : 1);
-            pk.pack(VALUE_KEY_BODY); msgpack_pack_to_sign(pk);
+            pk.pack(std::string("body")); msgpack_pack_to_sign(pk);
             if (isSigned()) {
-                pk.pack(VALUE_KEY_SIGNATURE); pk.pack_bin(signature.size());
-                                              pk.pack_bin_body((const char*)signature.data(), signature.size());
+                pk.pack(std::string("sig")); pk.pack_bin(signature.size());
+                                             pk.pack_bin_body((const char*)signature.data(), signature.size());
             }
         }
     }
@@ -544,12 +511,9 @@ struct OPENDHT_PUBLIC Value
     template <typename Packer>
     void msgpack_pack(Packer& pk) const
     {
-        pk.pack_map(2 + (priority?1:0));
-        pk.pack(VALUE_KEY_ID);  pk.pack(id);
-        pk.pack(VALUE_KEY_DAT); msgpack_pack_to_encrypt(pk);
-        if (priority) {
-            pk.pack(VALUE_KEY_PRIO);  pk.pack(priority);
-        }
+        pk.pack_map(2);
+        pk.pack(std::string("id"));  pk.pack(id);
+        pk.pack(std::string("dat")); msgpack_pack_to_encrypt(pk);
     }
 
     template <typename Packer>
@@ -564,9 +528,11 @@ struct OPENDHT_PUBLIC Value
                     pk.pack(static_cast<uint64_t>(type));
                     break;
                 case Value::Field::OwnerPk:
+#ifndef OPENDHT_LIGHT
                     if (owner)
                         owner->msgpack_pack(pk);
                     else
+#endif
                         InfoHash().msgpack_pack(pk);
                     break;
                 case Value::Field::SeqNum:
@@ -580,7 +546,7 @@ struct OPENDHT_PUBLIC Value
             }
     }
 
-    void msgpack_unpack(const msgpack::object& o);
+    void msgpack_unpack(msgpack::object o);
     void msgpack_unpack_body(const msgpack::object& o);
     Blob getPacked() const {
         msgpack::sbuffer buffer;
@@ -596,7 +562,7 @@ struct OPENDHT_PUBLIC Value
     /**
      * Public key of the signer.
      */
-    std::shared_ptr<crypto::PublicKey> owner {};
+    std::shared_ptr<const crypto::PublicKey> owner {};
 
     /**
      * Hash of the recipient (optional).
@@ -631,13 +597,6 @@ struct OPENDHT_PUBLIC Value
      */
     Blob cypher {};
 
-    /**
-     * Priority of this value (used for push notifications)
-     * 0 = high priority
-     * 1 = normal priority
-     */
-    unsigned priority {0};
-
 private:
     friend class SecureDht;
     /* Cache for crypto ops */
@@ -661,7 +620,7 @@ struct OPENDHT_PUBLIC FieldValue
     FieldValue() {}
     FieldValue(Value::Field f, uint64_t int_value) : field(f), intValue(int_value) {}
     FieldValue(Value::Field f, InfoHash hash_value) : field(f), hashValue(hash_value) {}
-    FieldValue(Value::Field f, Blob blob_value) : field(f), blobValue(std::move(blob_value)) {}
+    FieldValue(Value::Field f, Blob blob_value) : field(f), blobValue(blob_value) {}
 
     bool operator==(const FieldValue& fd) const;
 
@@ -674,9 +633,9 @@ struct OPENDHT_PUBLIC FieldValue
     template <typename Packer>
     void msgpack_pack(Packer& p) const {
         p.pack_map(2);
-        p.pack("f"sv); p.pack(static_cast<uint8_t>(field));
+        p.pack(std::string("f")); p.pack(static_cast<uint8_t>(field));
 
-        p.pack("v"sv);
+        p.pack(std::string("v"));
         switch (field) {
             case Value::Field::Id:
             case Value::Field::ValueType:
@@ -694,16 +653,16 @@ struct OPENDHT_PUBLIC FieldValue
         }
     }
 
-    void msgpack_unpack(const msgpack::object& msg) {
+    void msgpack_unpack(msgpack::object msg) {
         hashValue = {};
         blobValue.clear();
 
-        if (auto f = findMapValue(msg, "f"sv))
+        if (auto f = findMapValue(msg, "f"))
             field = (Value::Field)f->as<unsigned>();
         else
             throw msgpack::type_error();
 
-        auto v = findMapValue(msg, "v"sv);
+        auto v = findMapValue(msg, "v");
         if (not v)
             throw msgpack::type_error();
         else
@@ -743,7 +702,7 @@ private:
 struct OPENDHT_PUBLIC Select
 {
     Select() { }
-    Select(std::string_view q_str);
+    Select(const std::string& q_str);
 
     bool isSatisfiedBy(const Select& os) const;
 
@@ -781,8 +740,6 @@ struct OPENDHT_PUBLIC Select
         return ss.str();
     }
 
-    bool empty() const { return fieldSelection_.empty(); }
-
     OPENDHT_PUBLIC friend std::ostream& operator<<(std::ostream& s, const dht::Select& q);
 private:
     std::vector<Value::Field> fieldSelection_ {};
@@ -798,7 +755,7 @@ private:
 struct OPENDHT_PUBLIC Where
 {
     Where() { }
-    Where(std::string_view q_str);
+    Where(const std::string& q_str);
 
     bool isSatisfiedBy(const Where& where) const;
 
@@ -865,7 +822,7 @@ struct OPENDHT_PUBLIC Where
      *
      * @return the resulting Where instance.
      */
-    Where& userType(std::string_view user_type) {
+    Where& userType(std::string user_type) {
         FieldValue fv {Value::Field::UserType, Blob {user_type.begin(), user_type.end()}};
         if (std::find(filters_.begin(), filters_.end(), fv) == filters_.end())
             filters_.emplace_back(std::move(fv));
@@ -938,11 +895,11 @@ struct OPENDHT_PUBLIC Query
      *  - $string$: a simple string WITHOUT SPACES.
      *  - $integer$: a simple integer.
      */
-    Query(std::string_view q_str) {
+    Query(std::string q_str) {
         auto pos_W = q_str.find("WHERE");
         auto pos_w = q_str.find("where");
-        auto pos = std::min(pos_W != std::string_view::npos ? pos_W : q_str.size(),
-                            pos_w != std::string_view::npos ? pos_w : q_str.size());
+        auto pos = std::min(pos_W != std::string::npos ? pos_W : q_str.size(),
+                            pos_w != std::string::npos ? pos_w : q_str.size());
         select = q_str.substr(0, pos);
         where = q_str.substr(pos, q_str.size()-pos);
     }

m4/ax_cxx_compile_stdcxx.m4

@@ -10,13 +10,13 @@
 #
 #   Check for baseline language coverage in the compiler for the specified
 #   version of the C++ standard.  If necessary, add switches to CXX and
-#   CXXCPP to enable support.  VERSION may be '11', '14', '17', or '20' for
-#   the respective C++ standard version.
+#   CXXCPP to enable support.  VERSION may be '11' (for the C++11 standard)
+#   or '14' (for the C++14 standard).
 #
 #   The second argument, if specified, indicates whether you insist on an
 #   extended mode (e.g. -std=gnu++11) or a strict conformance mode (e.g.
 #   -std=c++11).  If neither is specified, you get whatever works, with
-#   preference for no added switch, and then for an extended mode.
+#   preference for an extended mode.
 #
 #   The third argument, if specified 'mandatory' or if left unspecified,
 #   indicates that baseline support for the specified C++ standard is
@@ -35,15 +35,13 @@
 #   Copyright (c) 2015 Moritz Klammler <moritz@klammler.eu>
 #   Copyright (c) 2016, 2018 Krzesimir Nowak <qdlacz@gmail.com>
 #   Copyright (c) 2019 Enji Cooper <yaneurabeya@gmail.com>
-#   Copyright (c) 2020 Jason Merrill <jason@redhat.com>
-#   Copyright (c) 2021 Jörn Heusipp <osmanx@problemloesungsmaschine.de>
 #
 #   Copying and distribution of this file, with or without modification, are
 #   permitted in any medium without royalty provided the copyright notice
 #   and this notice are preserved.  This file is offered as-is, without any
 #   warranty.
 
-#serial 14
+#serial 11
 
 dnl  This macro is based on the code from the AX_CXX_COMPILE_STDCXX_11 macro
 dnl  (serial version number 13).
@@ -52,7 +50,6 @@ AC_DEFUN([AX_CXX_COMPILE_STDCXX], [dnl
   m4_if([$1], [11], [ax_cxx_compile_alternatives="11 0x"],
         [$1], [14], [ax_cxx_compile_alternatives="14 1y"],
         [$1], [17], [ax_cxx_compile_alternatives="17 1z"],
-        [$1], [20], [ax_cxx_compile_alternatives="20"],
         [m4_fatal([invalid first argument `$1' to AX_CXX_COMPILE_STDCXX])])dnl
   m4_if([$2], [], [],
         [$2], [ext], [],
@@ -65,16 +62,6 @@ AC_DEFUN([AX_CXX_COMPILE_STDCXX], [dnl
   AC_LANG_PUSH([C++])dnl
   ac_success=no
 
-  m4_if([$2], [], [dnl
-    AC_CACHE_CHECK(whether $CXX supports C++$1 features by default,
-		   ax_cv_cxx_compile_cxx$1,
-      [AC_COMPILE_IFELSE([AC_LANG_SOURCE([_AX_CXX_COMPILE_STDCXX_testbody_$1])],
-        [ax_cv_cxx_compile_cxx$1=yes],
-        [ax_cv_cxx_compile_cxx$1=no])])
-    if test x$ax_cv_cxx_compile_cxx$1 = xyes; then
-      ac_success=yes
-    fi])
-
   m4_if([$2], [noext], [], [dnl
   if test x$ac_success = xno; then
     for alternative in ${ax_cxx_compile_alternatives}; do
@@ -153,6 +140,7 @@ m4_define([_AX_CXX_COMPILE_STDCXX_testbody_11],
   _AX_CXX_COMPILE_STDCXX_testbody_new_in_11
 )
 
+
 dnl  Test body for checking C++14 support
 
 m4_define([_AX_CXX_COMPILE_STDCXX_testbody_14],
@@ -160,24 +148,12 @@ m4_define([_AX_CXX_COMPILE_STDCXX_testbody_14],
   _AX_CXX_COMPILE_STDCXX_testbody_new_in_14
 )
 
-dnl  Test body for checking C++17 support
-
 m4_define([_AX_CXX_COMPILE_STDCXX_testbody_17],
   _AX_CXX_COMPILE_STDCXX_testbody_new_in_11
   _AX_CXX_COMPILE_STDCXX_testbody_new_in_14
   _AX_CXX_COMPILE_STDCXX_testbody_new_in_17
 )
 
-dnl  Test body for checking C++20 support
-
-m4_define([_AX_CXX_COMPILE_STDCXX_testbody_20],
-  _AX_CXX_COMPILE_STDCXX_testbody_new_in_11
-  _AX_CXX_COMPILE_STDCXX_testbody_new_in_14
-  _AX_CXX_COMPILE_STDCXX_testbody_new_in_17
-  _AX_CXX_COMPILE_STDCXX_testbody_new_in_20
-)
-
-
 dnl  Tests for new features in C++11
 
 m4_define([_AX_CXX_COMPILE_STDCXX_testbody_new_in_11], [[
@@ -973,33 +949,3 @@ namespace cxx17
 #endif  // __cplusplus < 201703L
 
 ]])
-
-
-dnl  Tests for new features in C++20
-
-m4_define([_AX_CXX_COMPILE_STDCXX_testbody_new_in_20], [[
-
-#ifndef __cplusplus
-
-#error "This is not a C++ compiler"
-
-#elif __cplusplus < 202002L
-
-#error "This is not a C++20 compiler"
-
-#else
-
-#include <version>
-
-namespace cxx20
-{
-
-// As C++20 supports feature test macros in the standard, there is no
-// immediate need to actually test for feature availability on the
-// Autoconf side.
-
-}  // namespace cxx20
-
-#endif  // __cplusplus < 202002L
-
-]])

opendht.pc.in

@@ -3,9 +3,9 @@ exec_prefix=@exec_prefix@
 libdir=@libdir@
 includedir=@includedir@
 Name: OpenDHT
-Description: C++14 Distributed Hash Table library
+Description: C++ Distributed Hash Table library
 Version: @VERSION@
 Libs: -L${libdir} -lopendht
-Libs.private: @http_parser_lib@ -pthread
-Requires.private: gnutls >= 3.3, nettle >= 2.4@argon2_lib@@jsoncpp_lib@@openssl_lib@
+Libs.private: -lpthread
+Requires.private: gnutls >= 3.1@argon2_lib@
 Cflags: -I${includedir}

python/opendht.pyx

@@ -1,11 +1,11 @@
 # distutils: language = c++
-# distutils: extra_compile_args = -std=c++17
+# distutils: extra_compile_args = -std=c++14
 # distutils: include_dirs = ../../include
 # distutils: library_dirs = ../../src
 # distutils: libraries = opendht gnutls
 # cython: language_level=3
 #
-# Copyright (c) 2015-2022 Savoir-faire Linux Inc.
+# Copyright (c) 2015-2019 Savoir-faire Linux Inc.
 # Author(s): Guillaume Roguez <guillaume.roguez@savoirfairelinux.com>
 #            Adrien Béraud <adrien.beraud@savoirfairelinux.com>
 #            Simon Désaulniers <sim.desaulniers@gmail.com>
@@ -36,7 +36,6 @@ from libcpp.memory cimport shared_ptr
 from cython.parallel import parallel, prange
 from cython.operator cimport dereference as deref, preincrement as inc, predecrement as dec
 from cpython cimport ref
-from datetime import timedelta
 
 cimport opendht_cpp as cpp
 
@@ -236,9 +235,8 @@ cdef class Where(object):
 
 cdef class Value(object):
     cdef shared_ptr[cpp.Value] _value
-    def __init__(self, bytes val=b'', cpp.uint16_t id=0):
-        self._value.reset(new cpp.Value(id, val, len(val)))
-
+    def __init__(self, bytes val=b''):
+        self._value.reset(new cpp.Value(val, len(val)))
     def __str__(self):
         return self._value.get().toString().decode()
     property owner:
@@ -272,14 +270,6 @@ cdef class Value(object):
         def __get__(self):
             return self._value.get().size()
 
-cdef class ValueType(object):
-    cdef cpp.ValueType * _value
-    def __init__(self, cpp.uint16_t id, str name, expiration: timedelta):
-        if not isinstance(expiration, timedelta):
-            raise TypeError("expiration argument must be of type timedelta")
-        cdef cpp.seconds duration = cpp.seconds(int(expiration.total_seconds()))
-        self._value =  new cpp.ValueType(id, name.encode(), duration)
-
 cdef class NodeSetIter(object):
     cdef map[cpp.InfoHash, shared_ptr[cpp.Node]]* _nodes
     cdef map[cpp.InfoHash, shared_ptr[cpp.Node]].iterator _curIter
@@ -329,11 +319,11 @@ cdef class PrivateKey(_WithID):
     cdef shared_ptr[cpp.PrivateKey] _key
     def getId(self):
         h = InfoHash()
-        h._infohash = self._key.get().getSharedPublicKey().get().getId()
+        h._infohash = self._key.get().getPublicKey().getId()
         return h
     def getPublicKey(self):
         pk = PublicKey()
-        pk._key = self._key.get().getSharedPublicKey()
+        pk._key = self._key.get().getPublicKey()
         return pk
     def decrypt(self, bytes dat):
         cdef size_t d_len = len(dat)
@@ -358,17 +348,17 @@ cdef class PrivateKey(_WithID):
         return k
 
 cdef class PublicKey(_WithID):
-    cdef cpp.shared_ptr[cpp.PublicKey] _key
+    cdef cpp.PublicKey _key
     def getId(self):
         h = InfoHash()
-        h._infohash = self._key.get().getId()
+        h._infohash = self._key.getId()
         return h
     def encrypt(self, bytes dat):
         cdef size_t d_len = len(dat)
         cdef cpp.uint8_t* d_ptr = <cpp.uint8_t*>dat
         cdef cpp.Blob indat
         indat.assign(d_ptr, <cpp.uint8_t*>(d_ptr + d_len))
-        cdef cpp.Blob encrypted = self._key.get().encrypt(indat)
+        cdef cpp.Blob encrypted = self._key.encrypt(indat)
         cdef char* encrypted_c_str = <char *>encrypted.data()
         cdef Py_ssize_t length = encrypted.size()
         return encrypted_c_str[:length]
@@ -440,7 +430,7 @@ cdef class Identity(object):
     property publickey:
         def __get__(self):
             k = PublicKey()
-            k._key = self._id.first.get().getSharedPublicKey()
+            k._key = self._id.first.get().getPublicKey()
             return k
     property certificate:
         def __get__(self):
@@ -523,8 +513,6 @@ cdef class DhtRunner(_WithID):
         cb_obj = {'shutdown':shutdown_cb}
         ref.Py_INCREF(cb_obj)
         self.thisptr.get().shutdown(cpp.bindShutdownCb(shutdown_callback, <void*>cb_obj))
-    def registerType(self, ValueType type):
-        self.thisptr.get().registerType(deref(type._value))
     def enableLogging(self):
         cpp.enableLogging(self.thisptr.get()[0])
     def disableLogging(self):

python/opendht_cpp.pxd

@@ -1,4 +1,4 @@
-# Copyright (c) 2015-2022 Savoir-faire Linux Inc.
+# Copyright (c) 2015-2019 Savoir-faire Linux Inc.
 # Author(s): Adrien Béraud <adrien.beraud@savoirfairelinux.com>
 #            Simon Désaulniers <sim.desaulniers@gmail.com>
 #
@@ -26,14 +26,6 @@ from libc.string cimport const_char, const_uchar
 ctypedef uint16_t in_port_t
 ctypedef unsigned short int sa_family_t;
 
-cdef extern from "<iostream>" namespace "std::chrono" nogil:
-    cdef cppclass duration[ulong]:
-        duration() except +
-
-    cdef cppclass seconds:
-        duration seconds(uint64_t) except +
-        duration seconds()
-
 cdef extern from "<memory>" namespace "std" nogil:
     cdef cppclass shared_ptr[T]:
         shared_ptr() except +
@@ -97,7 +89,7 @@ cdef extern from "opendht/crypto.h" namespace "dht::crypto":
 
     cdef cppclass PrivateKey:
         PrivateKey()
-        shared_ptr[PublicKey] getSharedPublicKey() const
+        PublicKey getPublicKey() const
         Blob decrypt(Blob data) const
         @staticmethod
         PrivateKey generate()
@@ -139,6 +131,7 @@ cdef extern from "opendht/value.h" namespace "dht::Value":
 cdef extern from "opendht/value.h" namespace "dht::Value::Field":
     cdef Field None
     cdef Field Id
+    cdef Field ValueType
     cdef Field OwnerPk
     cdef Field SeqNum
     cdef Field UserType
@@ -148,7 +141,7 @@ cdef extern from "opendht/value.h" namespace "dht":
     cdef cppclass Value:
         Value() except +
         Value(vector[uint8_t]) except +
-        Value(const uint16_t t, const uint8_t* dat_ptr, size_t dat_len) except +
+        Value(const uint8_t* dat_ptr, size_t dat_len) except +
         string toString() const
         size_t size() const
         uint64_t id
@@ -157,12 +150,6 @@ cdef extern from "opendht/value.h" namespace "dht":
         vector[uint8_t] data
         string user_type
 
-    cdef cppclass ValueType:
-        ValueType(uint16_t id, string name, seconds expiration) except +
-        uint16_t id
-        string name
-        seconds expiration
-
     cdef cppclass Query:
         Query() except +
         Query(Select s, Where w) except +
@@ -247,7 +234,6 @@ cdef extern from "opendht/dhtrunner.h" namespace "dht":
         void run(const_char*, const_char*, const_char*, Config config)
         void join()
         void shutdown(ShutdownCallback)
-        void registerType(ValueType& value);
         bool isRunning()
         SockAddr getBound(sa_family_t af) const
         string getStorageLog() const

python/setup.py.in

@@ -1,4 +1,4 @@
-# Copyright (C) 2014-2022 Savoir-faire Linux Inc.
+# Copyright (C) 2015-2019 Savoir-faire Linux Inc.
 # Author: Guillaume Roguez <guillaume.roguez@savoirfairelinux.com>
 # Author: Adrien Béraud <adrien.beraud@savoirfairelinux.com>
 #
@@ -50,8 +50,8 @@ setup(name="opendht",
           ["@CURRENT_SOURCE_DIR@/opendht.pyx"],
           include_dirs = ['@PROJECT_SOURCE_DIR@/include'],
           language="c++",
-          extra_compile_args=["-std=c++17"],
-          extra_link_args=["-std=c++17"],
+          extra_compile_args=["-std=c++14"],
+          extra_link_args=["-std=c++14"],
           libraries=["opendht"],
           library_dirs = ['@CURRENT_BINARY_DIR@', '@PROJECT_BINARY_DIR@']
       ))

python/tools/benchmark.py

@@ -1,6 +1,6 @@
 #!/usr/bin/env python3
 # -*- coding: utf-8 -*-
-# Copyright (C) 2014-2022 Savoir-faire Linux Inc.
+# Copyright (C) 2015-2019 Savoir-faire Linux Inc.
 # Author(s): Adrien Béraud <adrien.beraud@savoirfairelinux.com>
 #            Simon Désaulniers <sim.desaulniers@gmail.com>
 #

python/tools/dht/network.py

@@ -1,6 +1,6 @@
 #!/usr/bin/env python3
 # -*- coding: utf-8 -*-
-# Copyright (c) 2015-2022 Savoir-faire Linux Inc.
+# Copyright (c) 2015-2019 Savoir-faire Linux Inc.
 # Author(s): Adrien Béraud <adrien.beraud@savoirfairelinux.com>
 #            Simon Désaulniers <sim.desaulniers@gmail.com>
 #

python/tools/dht/tests.py

@@ -1,5 +1,5 @@
 # -*- coding: utf-8 -*-
-# Copyright (C) 2015-2022 Savoir-Faire Linux Inc.
+# Copyright (C) 2015-2019 Savoir-Faire Linux Inc.
 # Author(s): Adrien Béraud <adrien.beraud@savoirfairelinux.com>
 #            Simon Désaulniers <sim.desaulniers@gmail.com>
 

python/tools/dht/virtual_network_builder.py

@@ -1,6 +1,6 @@
 #!/usr/bin/env python3
 # -*- coding: utf-8 -*-
-# Copyright (c) 2015-2022 Savoir-faire Linux Inc.
+# Copyright (c) 2015-2019 Savoir-faire Linux Inc.
 # Author: Adrien Béraud <adrien.beraud@savoirfairelinux.com>
 #
 # This program is free software; you can redistribute it and/or modify

python/tools/dhtcluster.py

@@ -1,6 +1,6 @@
 #!/usr/bin/env python3
 # -*- coding: utf-8 -*-
-# Copyright (C) 2014-2022 Savoir-faire Linux Inc.
+# Copyright (C) 2015-2019 Savoir-faire Linux Inc.
 # Author(s): Adrien Béraud <adrien.beraud@savoirfairelinux.com>
 #
 # This program is free software; you can redistribute it and/or modify

python/tools/http_server.py

@@ -1,5 +1,5 @@
 #!/usr/bin/env python3
-# Copyright (c) 2016-2022 Savoir-faire Linux Inc.
+# Copyright (c) 2016-2019 Savoir-faire Linux Inc.
 # Author: Adrien Béraud <adrien.beraud@savoirfairelinux.com>
 #
 # This program is free software; you can redistribute it and/or modify

python/tools/network_monitor.py

@@ -1,5 +1,5 @@
 #!/usr/bin/env python3
-# Copyright (c) 2015-2022 Savoir-faire Linux Inc.
+# Copyright (c) 2015-2019 Savoir-faire Linux Inc.
 # Author: Adrien Béraud <adrien.beraud@savoirfairelinux.com>
 #
 # This program is free software; you can redistribute it and/or modify

python/tools/pingpong.py

@@ -1,5 +1,5 @@
 #!/usr/bin/env python3
-# Copyright (c) 2015-2022 Savoir-faire Linux Inc.
+# Copyright (c) 2015-2019 Savoir-faire Linux Inc.
 # Author: Adrien Béraud <adrien.beraud@savoirfairelinux.com>
 #
 # This program is free software; you can redistribute it and/or modify
@@ -35,21 +35,13 @@ pong_node.ping(ping_node.getBound())
 loc_ping = dht.InfoHash.get("toto99")
 loc_pong = dht.InfoHash.get(str(loc_ping))
 
-net = []
-for i in range(1,10):
-	node = dht.DhtRunner()
-	node.run(config=config)
-	node.ping(ping_node.getBound())
-	net.append(node)
-
 i = 0
 MAX = 2048
 
 loop = asyncio.get_event_loop()
 
 def done(h, ok):
-	pass
-	#print(h, "over", ok)
+	print(h, "over", ok)
 
 def ping(node, h):
 	global i
@@ -60,20 +52,13 @@ def ping(node, h):
 		loop.stop()
 
 def pong(node, h):
-	#print(node.getNodeId().decode(), "got ping", h, i)
+	print(node.getNodeId().decode(), "got ping", h, i)
 	loop.call_soon_threadsafe(ping, node, h)
 	return True
 
-t1 = time.time()
-
 ping_node.listen(loc_ping, lambda v, e: pong(pong_node, loc_pong) if not e else True)
 pong_node.listen(loc_pong, lambda v, e: pong(ping_node, loc_ping) if not e else True)
 
 ping(pong_node, loc_ping)
 
 loop.run_forever()
-
-t2 = time.time()
-
-print(MAX, "ping-pong done, took", t2 - t1, "s")
-print(1000 * (t2 - t1)/MAX, "ms per rt", MAX/(t2 - t1), "rt per s")

python/tools/scanner.py

@@ -1,5 +1,5 @@
 #!/usr/bin/env python3
-# Copyright (c) 2015-2022 Savoir-faire Linux Inc.
+# Copyright (c) 2015-2019 Savoir-faire Linux Inc.
 # Author: Adrien Béraud <adrien.beraud@savoirfairelinux.com>
 #
 # This program is free software; you can redistribute it and/or modify
@@ -21,7 +21,6 @@ from math import cos, sin, pi
 import urllib3
 import gzip
 import queue
-from geoip import geolite2
 
 sys.path.append('..')
 from opendht import *
@@ -56,7 +55,7 @@ plt.ion()
 plt.figaspect(2.)
 
 fig, axes = plt.subplots(2, 1)
-#fig.set_size_inches(8,16,forward=True)
+fig.set_size_inches(8,16,forward=True)
 fig.tight_layout()
 fig.canvas.set_window_title('OpenDHT scanner')
 
@@ -91,12 +90,27 @@ def exitcb(arg):
     run = False
 exitbtn.on_clicked(exitcb)
 
+def check_dl(fname, url):
+    if os.path.isfile(fname):
+        return
+    print('downloading', url)
+    ghandle = gzip.GzipFile(fileobj=http.request('GET', url, headers={'User-Agent': 'Mozilla/5.0'}, preload_content=False))
+    with open(fname, 'wb') as out:
+        for line in ghandle:
+            out.write(line)
+
+check_dl("GeoLiteCity.dat", "http://geolite.maxmind.com/download/geoip/database/GeoLiteCity.dat.gz")
+check_dl("GeoLiteCityv6.dat", "http://geolite.maxmind.com/download/geoip/database/GeoLiteCityv6-beta/GeoLiteCityv6.dat.gz")
+
+gi = GeoIP.open("GeoLiteCity.dat", GeoIP.GEOIP_INDEX_CACHE | GeoIP.GEOIP_CHECK_CACHE)
+gi6 = GeoIP.open("GeoLiteCityv6.dat", GeoIP.GEOIP_INDEX_CACHE | GeoIP.GEOIP_CHECK_CACHE)
+
 def gcb(v):
     return True
 
 r = DhtRunner()
 r.run(port=4112)
-r.bootstrap("bootstrap.jami.net", "4222")
+r.bootstrap("bootstrap.ring.cx", "4222")
 
 plt.pause(1)
 
@@ -129,9 +143,9 @@ def nextstep(cur_h, cur_depth, ok, nodes):
         depth = min(8, commonBits+6)
         if cur_depth < depth:
             for b in range(cur_depth, depth):
-                new_h = InfoHash(cur_h.toString())
-                new_h.setBit(b, 1)
-                step(new_h, b+1)
+                new_h = InfoHash(cur_h.toString());
+                new_h.setBit(b, 1);
+                step(new_h, b+1);
     else:
         print("step done with no nodes", ok, cur_h.toString().decode())
     done -= 1
@@ -172,22 +186,23 @@ def appendNewNode(n):
         if addr in nodes_ip6s:
             nodes_ip6s[addr][1] += 1
         else:
-            georecord = geolite2.lookup(addr)
+            georecord = gi6.record_by_name_v6(addr)
             nodes_ip6s[addr] = [n, 1, georecord]
     else:
         if addr in nodes_ip4s:
             nodes_ip4s[addr][1] += 1
         else:
-            georecord = geolite2.lookup(addr)
+            georecord = gi.record_by_name(addr)
             nodes_ip4s[addr] = [n, 1, georecord]
     if georecord:
         appendMapPoint(georecord)
 
 def appendMapPoint(res):
     global lons, lats, cities
-    lons.append(res.location[1])
-    lats.append(res.location[0])
-    cities.append(res.city if res.city else (str(int(res.location[0]))+'-'+str(int(res.location[1]))))
+    lons.append(res['longitude'])
+    lats.append(res['latitude'])
+    cities.append(res['city'] if res['city'] else (str(int(res['latitude']))+'-'+str(int(res['longitude']))))
+
 
 def restart(arg):
     global collection, all_lines, all_nodes, points, done, nodes_ip4s, nodes_ip6s, lats, lons, cities, xys, colors

rust/examples/dhtnode.rs

@@ -1,5 +1,5 @@
 /*
- *  Copyright (C) 2014-2022 Savoir-faire Linux Inc.
+ *  Copyright (C) 2019 Savoir-faire Linux Inc.
  *  Author: Sébastien Blin <sebastien.blin@savoirfairelinux.com>
  *
  *  This program is free software; you can redistribute it and/or modify

rust/src/blob.rs

@@ -1,5 +1,5 @@
 /*
- *  Copyright (C) 2014-2022 Savoir-faire Linux Inc.
+ *  Copyright (C) 2019 Savoir-faire Linux Inc.
  *  Author: Sébastien Blin <sebastien.blin@savoirfairelinux.com>
  *
  *  This program is free software; you can redistribute it and/or modify

rust/src/crypto.rs

@@ -1,5 +1,5 @@
 /*
- *  Copyright (C) 2014-2022 Savoir-faire Linux Inc.
+ *  Copyright (C) 2019 Savoir-faire Linux Inc.
  *  Author: Sébastien Blin <sebastien.blin@savoirfairelinux.com>
  *
  *  This program is free software; you can redistribute it and/or modify

rust/src/dhtrunner.rs

@@ -1,5 +1,5 @@
 /*
- *  Copyright (C) 2014-2022 Savoir-faire Linux Inc.
+ *  Copyright (C) 2019 Savoir-faire Linux Inc.
  *  Author: Sébastien Blin <sebastien.blin@savoirfairelinux.com>
  *
  *  This program is free software; you can redistribute it and/or modify

rust/src/ffi.rs

@@ -1,5 +1,5 @@
 /*
- *  Copyright (C) 2014-2022 Savoir-faire Linux Inc.
+ *  Copyright (C) 2019 Savoir-faire Linux Inc.
  *  Author: Sébastien Blin <sebastien.blin@savoirfairelinux.com>
  *
  *  This program is free software; you can redistribute it and/or modify

rust/src/infohash.rs

@@ -1,5 +1,5 @@
 /*
- *  Copyright (C) 2014-2022 Savoir-faire Linux Inc.
+ *  Copyright (C) 2019 Savoir-faire Linux Inc.
  *  Author: Sébastien Blin <sebastien.blin@savoirfairelinux.com>
  *
  *  This program is free software; you can redistribute it and/or modify

rust/src/lib.rs

@@ -1,5 +1,5 @@
 /*
- *  Copyright (C) 2014-2022 Savoir-faire Linux Inc.
+ *  Copyright (C) 2019 Savoir-faire Linux Inc.
  *  Author: Sébastien Blin <sebastien.blin@savoirfairelinux.com>
  *
  *  This program is free software; you can redistribute it and/or modify

rust/src/pkid.rs

@@ -1,5 +1,5 @@
 /*
- *  Copyright (C) 2014-2022 Savoir-faire Linux Inc.
+ *  Copyright (C) 2019 Savoir-faire Linux Inc.
  *  Author: Sébastien Blin <sebastien.blin@savoirfairelinux.com>
  *
  *  This program is free software; you can redistribute it and/or modify

rust/src/value.rs

@@ -1,5 +1,5 @@
 /*
- *  Copyright (C) 2014-2022 Savoir-faire Linux Inc.
+ *  Copyright (C) 2019 Savoir-faire Linux Inc.
  *  Author: Sébastien Blin <sebastien.blin@savoirfairelinux.com>
  *
  *  This program is free software; you can redistribute it and/or modify

src/Makefile.am

@@ -2,7 +2,7 @@ lib_LTLIBRARIES = libopendht.la
 
 libopendht_la_CPPFLAGS = @CPPFLAGS@ -I$(top_srcdir)/include/opendht @Argon2_CFLAGS@ @JsonCpp_CFLAGS@ @MsgPack_CFLAGS@ @OpenSSL_CFLAGS@ @Fmt_CFLAGS@
 libopendht_la_LIBADD   = @Argon2_LIBS@ @JsonCpp_LIBS@ @GnuTLS_LIBS@ @Nettle_LIBS@ @OpenSSL_LIBS@ @Fmt_LIBS@
-libopendht_la_LDFLAGS  = @LDFLAGS@ -version-number @OPENDHT_MAJOR_VERSION@:@OPENDHT_MINOR_VERSION@:@OPENDHT_PATCH_VERSION@
+libopendht_la_LDFLAGS  = @LDFLAGS@ @Argon2_LDFLAGS@ -version-number @OPENDHT_MAJOR_VERSION@:@OPENDHT_MINOR_VERSION@:@OPENDHT_PATCH_VERSION@
 libopendht_la_SOURCES  = \
         dht.cpp \
         storage.h \
@@ -71,8 +71,8 @@ endif
 
 libopendht_la_SOURCES += base64.h base64.cpp
 if PROXY_CLIENT_OR_SERVER
-libopendht_la_SOURCES += http.cpp compat/os_cert.cpp
-nobase_include_HEADERS += ../include/opendht/proxy.h ../include/opendht/http.h compat/os_cert.h
+libopendht_la_SOURCES += http.cpp
+nobase_include_HEADERS += ../include/opendht/proxy.h ../include/opendht/http.h
 endif
 
 if ENABLE_PEER_DISCOVERY
@@ -87,3 +87,30 @@ endif
 
 clean-local:
 	rm -rf libargon2.la
+
+######################
+#  ARGON2 submodule  #
+######################
+
+if WITH_INCLUDED_ARGON2
+noinst_LTLIBRARIES         = libargon2.la
+libopendht_la_DEPENDENCIES = libargon2.la
+
+libargon2_la_CFLAGS  = -std=c89 -fPIC -pthread -O3 -Wall -I@top_builddir@/argon2/include -I@top_builddir@/argon2/src
+libargon2_la_SOURCES = \
+        @top_builddir@/argon2/src/argon2.c \
+        @top_builddir@/argon2/src/core.c \
+        @top_builddir@/argon2/src/blake2/blake2b.c \
+        @top_builddir@/argon2/src/thread.c \
+        @top_builddir@/argon2/src/ref.c \
+        @top_builddir@/argon2/src/encoding.c
+
+noinst_HEADERS = \
+        @top_builddir@/argon2/include/argon2.h \
+        @top_builddir@/argon2/src/blake2/blake2.h \
+        @top_builddir@/argon2/src/blake2/blake2-impl.h \
+        @top_builddir@/argon2/src/blake2/blamka-round-ref.h \
+        @top_builddir@/argon2/src/core.h \
+        @top_builddir@/argon2/src/encoding.h \
+        @top_builddir@/argon2/src/thread.h
+endif

src/base64.cpp

@@ -1,5 +1,5 @@
 /*
- *  Copyright (C) 2014-2022 Savoir-faire Linux Inc.
+ *  Copyright (C) 2004-2019 Savoir-faire Linux Inc.
  *
  *  This program is free software; you can redistribute it and/or modify
  *  it under the terms of the GNU General Public License as published by
@@ -131,7 +131,7 @@ base64_encode(const std::vector<unsigned char>& str)
     return base64_encode(str.cbegin(), str.cend());
 }
 
-std::vector<unsigned char>
+std::string
 base64_decode(const std::string& str)
 {
     size_t output_length = str.length() / 4 * 3 + 2;
@@ -139,5 +139,5 @@ base64_decode(const std::string& str)
     output.resize(output_length);
     base64_decode(str.data(), str.size(), output.data(), &output_length);
     output.resize(output_length);
-    return output;
+    return std::string(output.begin(), output.end());
 }

src/base64.h

@@ -1,5 +1,5 @@
 /*
- *  Copyright (C) 2014-2022 Savoir-faire Linux Inc.
+ *  Copyright (C) 2004-2019 Savoir-faire Linux Inc.
  *
  *  This program is free software; you can redistribute it and/or modify
  *  it under the terms of the GNU General Public License as published by
@@ -33,4 +33,4 @@ std::string base64_encode(const std::vector<unsigned char>& str);
  * @param str the input buffer
  * @return a base64-decoded buffer
  */
-std::vector<unsigned char> base64_decode(const std::string& str);
+std::string base64_decode(const std::string& str);

src/callbacks.cpp

@@ -1,5 +1,5 @@
 /*
- *  Copyright (C) 2014-2022 Savoir-faire Linux Inc.
+ *  Copyright (C) 2014-2019 Savoir-faire Linux Inc.
  *  Author(s) : Adrien Béraud <adrien.beraud@savoirfairelinux.com>
  *
  *  This program is free software; you can redistribute it and/or modify
@@ -26,7 +26,7 @@ namespace dht {
 
 
 GetCallbackSimple
-bindGetCb(GetCallbackRaw raw_cb, void* user_data)
+bindGetCb(const GetCallbackRaw& raw_cb, void* user_data)
 {
     if (not raw_cb) return {};
     return [=](const std::shared_ptr<Value>& value) {
@@ -35,10 +35,10 @@ bindGetCb(GetCallbackRaw raw_cb, void* user_data)
 }
 
 GetCallback
-bindGetCb(GetCallbackSimple cb)
+bindGetCb(const GetCallbackSimple& cb)
 {
     if (not cb) return {};
-    return [cb=std::move(cb)](const std::vector<std::shared_ptr<Value>>& values) {
+    return [=](const std::vector<std::shared_ptr<Value>>& values) {
         for (const auto& v : values)
             if (not cb(v))
                 return false;
@@ -47,7 +47,7 @@ bindGetCb(GetCallbackSimple cb)
 }
 
 ValueCallback
-bindValueCb(ValueCallbackRaw raw_cb, void* user_data)
+bindValueCb(const ValueCallbackRaw& raw_cb, void* user_data)
 {
     if (not raw_cb) return {};
     return [=](const std::vector<std::shared_ptr<Value>>& values, bool expired) {
@@ -59,7 +59,7 @@ bindValueCb(ValueCallbackRaw raw_cb, void* user_data)
 }
 
 ShutdownCallback
-bindShutdownCb(ShutdownCallbackRaw shutdown_cb_raw, void* user_data)
+bindShutdownCb(const ShutdownCallbackRaw& shutdown_cb_raw, void* user_data)
 {
     return [=]() { shutdown_cb_raw(user_data); };
 }
@@ -69,11 +69,11 @@ bindDoneCb(DoneCallbackSimple donecb)
 {
     if (not donecb) return {};
     using namespace std::placeholders;
-    return std::bind(std::move(donecb), _1);
+    return std::bind(donecb, _1);
 }
 
 DoneCallback
-bindDoneCb(DoneCallbackRaw raw_cb, void* user_data)
+bindDoneCb(const DoneCallbackRaw& raw_cb, void* user_data)
 {
     if (not raw_cb) return {};
     return [=](bool success, const std::vector<std::shared_ptr<Node>>& nodes) {
@@ -82,7 +82,7 @@ bindDoneCb(DoneCallbackRaw raw_cb, void* user_data)
 }
 
 DoneCallbackSimple
-bindDoneCbSimple(DoneCallbackSimpleRaw raw_cb, void* user_data) {
+bindDoneCbSimple(const DoneCallbackSimpleRaw& raw_cb, void* user_data) {
     if (not raw_cb) return {};
     return [=](bool success) {
         raw_cb(success, user_data);
@@ -94,7 +94,6 @@ NodeStats::toString() const
 {
     std::stringstream ss;
     ss << "Known nodes: " << good_nodes << " good, " << dubious_nodes << " dubious, " << incoming_nodes << " incoming." << std::endl;
-    ss << searches << " searches, " << node_cache_size << " total cached nodes" << std::endl;
     if (table_depth > 1) {
         ss << "Routing table depth: " << table_depth << std::endl;
         ss << "Network size estimation: " << getNetworkSizeEstimation() << " nodes" << std::endl;

src/compat/os_cert.cpp

@@ -1,204 +0,0 @@
-/*
- *  Copyright (C) 2014-2022 Savoir-faire Linux Inc.
- *  Author: Andreas Traczyk <andreas.traczyk@savoirfairelinux.com>
- *
- *  This program is free software; you can redistribute it and/or modify
- *  it under the terms of the GNU General Public License as published by
- *  the Free Software Foundation; either version 3 of the License, or
- *  (at your option) any later version.
- *
- *  This program is distributed in the hope that it will be useful,
- *  but WITHOUT ANY WARRANTY; without even the implied warranty of
- *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- *  GNU General Public License for more details.
- *
- *  You should have received a copy of the GNU General Public License
- *  along with this program. If not, see <https://www.gnu.org/licenses/>.
- */
-
-#include "os_cert.h"
-
-#include "log_enable.h"
-
-#ifdef _WIN32
-#include <windows.h>
-#include <wincrypt.h>
-#pragma comment(lib, "crypt32.lib")
-#endif
-#include <openssl/ssl.h>
-
-#ifdef TARGET_OS_OSX
-#include <CoreFoundation/CoreFoundation.h>
-#include <Security/Security.h>
-#endif /*TARGET_OS_OSX*/
-
-#if EMBEDDED_ASN1_TIME_PARSE
-#undef X509_NAME
-#undef OCSP_REQUEST
-#undef OCSP_RESPONSE
-#define GENTIME_LENGTH 15
-#define UTCTIME_LENGTH 13
-#define ATOI2(ar)      ((ar) += 2, ((ar)[-2] - '0') * 10 + ((ar)[-1] - '0'))
-extern "C" {
-// Taken from libressl/src/crypto/asn1/a_time_tm.c
-int
-ASN1_time_parse(const char* bytes, size_t len, struct tm* tm, int mode)
-{
-    size_t i;
-    int type = 0;
-    struct tm ltm;
-    struct tm* lt;
-    const char* p;
-
-    if (bytes == NULL)
-        return (-1);
-
-    /* Constrain to valid lengths. */
-    if (len != UTCTIME_LENGTH && len != GENTIME_LENGTH)
-        return (-1);
-
-    lt = tm;
-    if (lt == NULL) {
-        memset(&ltm, 0, sizeof(ltm));
-        lt = &ltm;
-    }
-
-    /* Timezone is required and must be GMT (Zulu). */
-    if (bytes[len - 1] != 'Z')
-        return (-1);
-
-    /* Make sure everything else is digits. */
-    for (i = 0; i < len - 1; i++) {
-        if (isdigit((unsigned char) bytes[i]))
-            continue;
-        return (-1);
-    }
-
-    /*
-     * Validate and convert the time
-     */
-    p = bytes;
-    switch (len) {
-    case GENTIME_LENGTH:
-        if (mode == V_ASN1_UTCTIME)
-            return (-1);
-        lt->tm_year = (ATOI2(p) * 100) - 1900; /* cc */
-        type = V_ASN1_GENERALIZEDTIME;
-        /* FALLTHROUGH */
-    case UTCTIME_LENGTH:
-        if (type == 0) {
-            if (mode == V_ASN1_GENERALIZEDTIME)
-                return (-1);
-            type = V_ASN1_UTCTIME;
-        }
-        lt->tm_year += ATOI2(p); /* yy */
-        if (type == V_ASN1_UTCTIME) {
-            if (lt->tm_year < 50)
-                lt->tm_year += 100;
-        }
-        lt->tm_mon = ATOI2(p) - 1; /* mm */
-        if (lt->tm_mon < 0 || lt->tm_mon > 11)
-            return (-1);
-        lt->tm_mday = ATOI2(p); /* dd */
-        if (lt->tm_mday < 1 || lt->tm_mday > 31)
-            return (-1);
-        lt->tm_hour = ATOI2(p); /* HH */
-        if (lt->tm_hour < 0 || lt->tm_hour > 23)
-            return (-1);
-        lt->tm_min = ATOI2(p); /* MM */
-        if (lt->tm_min < 0 || lt->tm_min > 59)
-            return (-1);
-        lt->tm_sec = ATOI2(p); /* SS */
-        /* Leap second 60 is not accepted. Reconsider later? */
-        if (lt->tm_sec < 0 || lt->tm_sec > 59)
-            return (-1);
-        break;
-    default:
-        return (-1);
-    }
-
-    return type;
-}
-}
-#endif /* EMBEDDED_ASN1_TIME_PARSE */
-
-namespace dht {
-namespace http {
-
-PEMCache::PEMCache(const std::shared_ptr<Logger>& l)
- : logger(l)
-{
-#ifdef _WIN32
-    PCCERT_CONTEXT pContext = NULL;
-    HCERTSTORE hSystemStore;
-    hSystemStore = CertOpenSystemStore(NULL, "ROOT");
-    if (!hSystemStore) {
-        if (logger)
-            logger->e("couldn't open the system cert store");
-        return;
-    }
-    while (pContext = CertEnumCertificatesInStore(hSystemStore, pContext)) {
-        const uint8_t* encoded_cert = pContext->pbCertEncoded;
-        X509Ptr x509cert(d2i_X509(nullptr, &encoded_cert, pContext->cbCertEncoded), &X509_free);
-        if (x509cert)
-            pems_.emplace_back(std::move(x509cert));
-    }
-    CertCloseStore(hSystemStore, 0);
-#elif TARGET_OS_OSX
-    CFArrayRef result = NULL;
-    OSStatus osStatus;
-
-    if ((osStatus = SecTrustCopyAnchorCertificates(&result)) != 0) {
-        if (logger) {
-            CFStringRef statusString = SecCopyErrorMessageString(osStatus, NULL);
-            logger->d("Error enumerating certificates: %s",
-                    CFStringGetCStringPtr(statusString, kCFStringEncodingASCII));
-            CFRelease(statusString);
-        }
-        if (result != NULL) {
-            CFRelease(result);
-        }
-        return;
-    }
-    CFDataRef rawData = NULL;
-    for (CFIndex i = 0; i < CFArrayGetCount(result); i++) {
-        SecCertificateRef cert = (SecCertificateRef) CFArrayGetValueAtIndex(result, i);
-        rawData = SecCertificateCopyData(cert);
-        if (!rawData) {
-            if (logger)
-                logger->e("couldn't copy raw certificate data");
-            break;
-        }
-        const uint8_t* rawDataPtr = CFDataGetBytePtr(rawData);
-        X509Ptr x509cert(d2i_X509(nullptr, &rawDataPtr, CFDataGetLength(rawData)), &X509_free);
-        if (x509cert)
-            pems_.emplace_back(std::move(x509cert));
-        CFRelease(rawData);
-        rawData = NULL;
-    }
-    if (result != NULL) {
-        CFRelease(result);
-    }
-    if (rawData != NULL) {
-        CFRelease(rawData);
-    }
-#endif /*TARGET_OS_OSX, _WIN32*/
-}
-
-void
-PEMCache::fillX509Store(SSL_CTX* ctx)
-{
-    if (logger)
-        logger->d("adding %d decoded certs to X509 store", pems_.size());
-    if (X509_STORE* store = SSL_CTX_get_cert_store(ctx)) {
-        for (const auto& pem : pems_) {
-            if (X509_STORE_add_cert(store, pem.get()) != 1)
-                if (logger)
-                    logger->w("couldn't add local certificate");
-        }
-    } else if (logger)
-        logger->e("couldn't get the context cert store");
-}
-
-} /*namespace http*/
-} /*namespace dht*/

src/compat/os_cert.h

@@ -1,81 +0,0 @@
-/*
- *  Copyright (C) 2014-2022 Savoir-faire Linux Inc.
- *  Author: Andreas Traczyk <andreas.traczyk@savoirfairelinux.com>
- *
- *  This program is free software; you can redistribute it and/or modify
- *  it under the terms of the GNU General Public License as published by
- *  the Free Software Foundation; either version 3 of the License, or
- *  (at your option) any later version.
- *
- *  This program is distributed in the hope that it will be useful,
- *  but WITHOUT ANY WARRANTY; without even the implied warranty of
- *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- *  GNU General Public License for more details.
- *
- *  You should have received a copy of the GNU General Public License
- *  along with this program. If not, see <https://www.gnu.org/licenses/>.
- */
-
-#pragma once
-
-#include "log_enable.h"
-
-#include <memory>
-
-#include <openssl/x509.h>
-
-#if (defined(LIBRESSL_VERSION_NUMBER) && (LIBRESSL_VERSION_NUMBER > 0x20501000L))
-#define EMBEDDED_ASN1_TIME_PARSE 0
-#else
-#define EMBEDDED_ASN1_TIME_PARSE 1
-#endif
-
-#if EMBEDDED_ASN1_TIME_PARSE
-#define V_ASN1_UTCTIME         23
-#define V_ASN1_GENERALIZEDTIME 24
-
-extern "C" {
-/*
- * Parse an RFC 5280 format ASN.1 time string.
- *
- * mode must be:
- * 0 if we expect to parse a time as specified in RFC 5280 for an X509 object.
- * V_ASN1_UTCTIME if we wish to parse an RFC5280 format UTC time.
- * V_ASN1_GENERALIZEDTIME if we wish to parse an RFC5280 format Generalized time.
- *
- * Returns:
- * -1 if the string was invalid.
- * V_ASN1_UTCTIME if the string validated as a UTC time string.
- * V_ASN1_GENERALIZEDTIME if the string validated as a Generalized time string.
- *
- * Fills in *tm with the corresponding time if tm is non NULL.
- */
-int ASN1_time_parse(const char* bytes, size_t len, struct tm* tm, int mode);
-}
-#endif
-
-namespace dht {
-namespace http {
-
-// A singleton class used to cache the decoded certificates
-// loaded from local cert stores that need to be added to the
-// ssl context prior to each request.
-class PEMCache
-{
-    PEMCache(const std::shared_ptr<Logger>& l);
-
-    using X509Ptr = std::unique_ptr<X509, void(*)(X509*)>;
-    std::vector<X509Ptr> pems_;
-    std::shared_ptr<Logger> logger;
-
-public:
-    static PEMCache& instance(const std::shared_ptr<Logger>& l)
-    {
-        static PEMCache instance_(l);
-        return instance_;
-    }
-
-    void fillX509Store(SSL_CTX* ctx);
-};
-}
-} // namespace dht

src/crypto.cpp

@@ -1,7 +1,6 @@
 /*
- *  Copyright (C) 2014-2022 Savoir-faire Linux Inc.
+ *  Copyright (C) 2014-2019 Savoir-faire Linux Inc.
  *  Author : Adrien Béraud <adrien.beraud@savoirfairelinux.com>
- *           Vsevolod Ivanov <vsevolod.ivanov@savoirfairelinux.com>
  *
  *  This program is free software; you can redistribute it and/or modify
  *  it under the terms of the GNU General Public License as published by
@@ -26,7 +25,6 @@ extern "C" {
 #include <gnutls/x509.h>
 #include <nettle/gcm.h>
 #include <nettle/aes.h>
-#include <gnutls/crypto.h>
 
 #include <argon2.h>
 }
@@ -54,7 +52,7 @@ static std::uniform_int_distribution<uint8_t> rand_byte;
 #define GNUTLS_PKCS_PBES2_AES_256 GNUTLS_PKCS_USE_PBES2_AES_256
 #endif
 
-#define DHT_AES_LEGACY_ENCRYPT 0
+#define DHT_AES_LEGACY_ENCRYPT 1
 #define DHT_AES_LEGACY_DECRYPT 1
 
 namespace dht {
@@ -69,7 +67,7 @@ constexpr gnutls_digest_algorithm_t gnutlsHashAlgo(size_t min_res) {
                                GNUTLS_DIG_SHA1));
 }
 
-constexpr size_t gnutlsHashSize(gnutls_digest_algorithm_t algo) {
+constexpr size_t gnutlsHashSize(int algo) {
     return (algo == GNUTLS_DIG_SHA512) ? 512/8 : (
            (algo == GNUTLS_DIG_SHA256) ? 256/8 : (
            (algo == GNUTLS_DIG_SHA1)   ? 160/8 : 0 ));
@@ -128,37 +126,37 @@ Blob aesEncrypt(const Blob& data, const std::string& password)
     return encrypted;
 }
 
-Blob aesDecrypt(const uint8_t* data, size_t data_length, const Blob& key)
+Blob aesDecrypt(const Blob& data, const Blob& key)
 {
     if (not aesKeySizeGood(key.size()))
         throw DecryptError("Wrong key size");
 
-    if (data_length <= GCM_IV_SIZE + GCM_DIGEST_SIZE)
+    if (data.size() <= GCM_IV_SIZE + GCM_DIGEST_SIZE)
         throw DecryptError("Wrong data size");
 
     std::array<uint8_t, GCM_DIGEST_SIZE> digest;
 
     struct gcm_aes_ctx aes;
     gcm_aes_set_key(&aes, key.size(), key.data());
-    gcm_aes_set_iv(&aes, GCM_IV_SIZE, data);
+    gcm_aes_set_iv(&aes, GCM_IV_SIZE, data.data());
 
-    size_t data_sz = data_length - GCM_IV_SIZE - GCM_DIGEST_SIZE;
+    size_t data_sz = data.size() - GCM_IV_SIZE - GCM_DIGEST_SIZE;
     Blob ret(data_sz);
-    gcm_aes_decrypt(&aes, data_sz, ret.data(), data + GCM_IV_SIZE);
+    gcm_aes_decrypt(&aes, data_sz, ret.data(), data.data() + GCM_IV_SIZE);
     gcm_aes_digest(&aes, GCM_DIGEST_SIZE, digest.data());
 
-    if (not std::equal(digest.begin(), digest.end(), data + data_length - GCM_DIGEST_SIZE)) {
+    if (not std::equal(digest.begin(), digest.end(), data.end() - GCM_DIGEST_SIZE)) {
 #if DHT_AES_LEGACY_DECRYPT
-        //gcm_aes_decrypt(&aes, data_sz, ret.data(), data + GCM_IV_SIZE);
+        //gcm_aes_decrypt(&aes, data_sz, ret.data(), data.data() + GCM_IV_SIZE);
         Blob ret_tmp(data_sz);
         struct gcm_aes_ctx aes_d;
         gcm_aes_set_key(&aes_d, key.size(), key.data());
-        gcm_aes_set_iv(&aes_d, GCM_IV_SIZE, data);
+        gcm_aes_set_iv(&aes_d, GCM_IV_SIZE, data.data());
         gcm_aes_update(&aes_d, ret.size(), ret.data());
         gcm_aes_encrypt(&aes_d, ret.size(), ret_tmp.data(), ret.data());
         gcm_aes_digest(&aes_d, GCM_DIGEST_SIZE, digest.data());
 
-        if (not std::equal(digest.begin(), digest.end(), data + data_length - GCM_DIGEST_SIZE))
+        if (not std::equal(digest.begin(), digest.end(), data.end() - GCM_DIGEST_SIZE))
             throw DecryptError("Can't decrypt data");
 #else
         throw DecryptError("Can't decrypt data");
@@ -168,13 +166,14 @@ Blob aesDecrypt(const uint8_t* data, size_t data_length, const Blob& key)
     return ret;
 }
 
-Blob aesDecrypt(const uint8_t* data, size_t data_len, const std::string& password)
+Blob aesDecrypt(const Blob& data, const std::string& password)
 {
-    if (data_len <= PASSWORD_SALT_LENGTH)
+    if (data.size() <= PASSWORD_SALT_LENGTH)
         throw DecryptError("Wrong data size");
-    Blob salt {data, data+PASSWORD_SALT_LENGTH};
+    Blob salt {data.begin(), data.begin()+PASSWORD_SALT_LENGTH};
     Blob key = stretchKey(password, salt, 256/8);
-    return aesDecrypt(data+PASSWORD_SALT_LENGTH, data_len - PASSWORD_SALT_LENGTH, key);
+    Blob encrypted {data.begin()+PASSWORD_SALT_LENGTH, data.end()};
+    return aesDecrypt(encrypted, key);
 }
 
 Blob stretchKey(const std::string& password, Blob& salt, size_t key_length)
@@ -291,14 +290,14 @@ PrivateKey::operator=(PrivateKey&& o) noexcept
 }
 
 Blob
-PrivateKey::sign(const uint8_t* data, size_t data_length) const
+PrivateKey::sign(const Blob& data) const
 {
     if (!key)
         throw CryptoException("Can't sign data: no private key set !");
-    if (std::numeric_limits<unsigned>::max() < data_length)
+    if (std::numeric_limits<unsigned>::max() < data.size())
         throw CryptoException("Can't sign data: too large !");
     gnutls_datum_t sig;
-    const gnutls_datum_t dat {(unsigned char*)data, (unsigned)data_length};
+    const gnutls_datum_t dat {(unsigned char*)data.data(), (unsigned)data.size()};
     if (gnutls_privkey_sign_data(key, GNUTLS_DIG_SHA512, 0, &dat, &sig) != GNUTLS_E_SUCCESS)
         throw CryptoException("Can't sign data !");
     Blob ret(sig.data, sig.data+sig.size);
@@ -320,7 +319,7 @@ PrivateKey::decryptBloc(const uint8_t* src, size_t src_size) const
 }
 
 Blob
-PrivateKey::decrypt(const uint8_t* cypher, size_t cypher_len) const
+PrivateKey::decrypt(const Blob& cipher) const
 {
     if (!key)
         throw CryptoException("Can't decrypt data without private key !");
@@ -333,12 +332,12 @@ PrivateKey::decrypt(const uint8_t* cypher, size_t cypher_len) const
         throw CryptoException("Must be an RSA key");
 
     unsigned cypher_block_sz = key_len / 8;
-    if (cypher_len < cypher_block_sz)
+    if (cipher.size() < cypher_block_sz)
         throw DecryptError("Unexpected cipher length");
-    else if (cypher_len == cypher_block_sz)
-        return decryptBloc(cypher, cypher_block_sz);
+    else if (cipher.size() == cypher_block_sz)
+        return decryptBloc(cipher.data(), cypher_block_sz);
 
-    return aesDecrypt(cypher + cypher_block_sz, cypher_len - cypher_block_sz, decryptBloc(cypher, cypher_block_sz));
+    return aesDecrypt(Blob {cipher.begin() + cypher_block_sz, cipher.end()}, decryptBloc(cipher.data(), cypher_block_sz));
 }
 
 Blob
@@ -368,22 +367,13 @@ PrivateKey::serialize(uint8_t* out, size_t* out_len, const std::string& password
         : gnutls_x509_privkey_export_pkcs8(x509_key, GNUTLS_X509_FMT_PEM, password.c_str(), GNUTLS_PKCS_PBES2_AES_256, out, out_len);
 }
 
-const PublicKey&
+PublicKey
 PrivateKey::getPublicKey() const
 {
-    return *getSharedPublicKey();
-}
-
-const std::shared_ptr<PublicKey>&
-PrivateKey::getSharedPublicKey() const
-{
-    if (publicKey_)
-        return publicKey_;
-    auto pk = std::make_shared<PublicKey>();
-    if (auto err = gnutls_pubkey_import_privkey(pk->pk, key, GNUTLS_KEY_KEY_CERT_SIGN | GNUTLS_KEY_CRL_SIGN, 0))
+    PublicKey pk;
+    if (auto err = gnutls_pubkey_import_privkey(pk.pk, key, GNUTLS_KEY_KEY_CERT_SIGN | GNUTLS_KEY_CRL_SIGN, 0))
         throw CryptoException(std::string("Can't retreive public key: ") + gnutls_strerror(err));
-    publicKey_ = pk;
-    return publicKey_;
+    return pk;
 }
 
 PublicKey::PublicKey()
@@ -422,18 +412,12 @@ PublicKey::pack(Blob& b) const
         throw CryptoException(std::string("Could not export public key: null key"));
     std::vector<uint8_t> tmp(2048);
     size_t sz = tmp.size();
-    if (int err = pack(tmp.data(), &sz))
+    if (int err = gnutls_pubkey_export(pk, GNUTLS_X509_FMT_DER, tmp.data(), &sz))
         throw CryptoException(std::string("Could not export public key: ") + gnutls_strerror(err));
     tmp.resize(sz);
     b.insert(b.end(), tmp.begin(), tmp.end());
 }
 
-int
-PublicKey::pack(uint8_t* out, size_t* out_len) const
-{
-    return gnutls_pubkey_export(pk, GNUTLS_X509_FMT_DER, out, out_len);
-}
-
 void
 PublicKey::unpack(const uint8_t* data, size_t data_size)
 {
@@ -463,7 +447,7 @@ PublicKey::toString() const
 }
 
 void
-PublicKey::msgpack_unpack(const msgpack::object& o)
+PublicKey::msgpack_unpack(msgpack::object o)
 {
     if (o.type == msgpack::type::BIN)
         unpack((const uint8_t*)o.via.bin.ptr, o.via.bin.size);
@@ -549,7 +533,12 @@ PublicKey::getId() const
         return {};
     InfoHash id;
     size_t sz = id.size();
-    if (auto err = gnutls_pubkey_get_key_id(pk, 0, id.data(), &sz))
+#if GNUTLS_VERSION_NUMBER < 0x030401
+    const int flags = 0;
+#else
+    const int flags = (id.size() == 32) ? GNUTLS_KEYID_USE_SHA256 : 0;
+#endif
+    if (auto err = gnutls_pubkey_get_key_id(pk, flags, id.data(), &sz))
         throw CryptoException(std::string("Can't get public key ID: ") + gnutls_strerror(err));
     if (sz != id.size())
         throw CryptoException("Can't get public key ID: wrong output length.");
@@ -714,13 +703,13 @@ CertificateRequest::sign(const PrivateKey& key, const std::string& password)
 }
 
 bool
-CertificateRequest::verify() const
+CertificateRequest::verify() const 
 {
     return gnutls_x509_crq_verify(request, 0) >= 0;
 }
 
-Blob
-CertificateRequest::pack() const
+Blob 
+CertificateRequest::pack() const 
 {
     gnutls_datum_t dat {nullptr, 0};
     if (auto err = gnutls_x509_crq_export2(request, GNUTLS_X509_FMT_PEM, &dat))
@@ -731,7 +720,7 @@ CertificateRequest::pack() const
 }
 
 std::string
-CertificateRequest::toString() const
+CertificateRequest::toString() const 
 {
     gnutls_datum_t dat {nullptr, 0};
     if (auto err = gnutls_x509_crq_export2(request, GNUTLS_X509_FMT_PEM, &dat))
@@ -803,7 +792,7 @@ Certificate::unpack(const uint8_t* dat, size_t dat_size)
 }
 
 void
-Certificate::msgpack_unpack(const msgpack::object& o)
+Certificate::msgpack_unpack(msgpack::object o)
 {
     if (o.type == msgpack::type::BIN)
         unpack((const uint8_t*)o.via.bin.ptr, o.via.bin.size);
@@ -853,15 +842,12 @@ Certificate::getId() const
 {
     if (not cert)
         return {};
-    if (cachedId_)
-        return cachedId_;
     InfoHash id;
     size_t sz = id.size();
     if (auto err = gnutls_x509_crt_get_key_id(cert, 0, id.data(), &sz))
         throw CryptoException(std::string("Can't get certificate public key ID: ") + gnutls_strerror(err));
     if (sz != id.size())
         throw CryptoException("Can't get certificate public key ID: wrong output length.");
-    cachedId_ = id;
     return id;
 }
 
@@ -870,8 +856,6 @@ Certificate::getLongId() const
 {
     if (not cert)
         return {};
-    if (cachedLongId_)
-        return cachedLongId_;
 #if GNUTLS_VERSION_NUMBER < 0x030401
     throw CryptoException("Can't get certificate 256 bits public key ID: GnuTLS 3.4.1 or higher required.");
 #else
@@ -881,23 +865,10 @@ Certificate::getLongId() const
         throw CryptoException(std::string("Can't get certificate 256 bits public key ID: ") + gnutls_strerror(err));
     if (sz != id.size())
         throw CryptoException("Can't get certificate 256 bits public key ID: wrong output length.");
-    cachedLongId_ = id;
     return id;
 #endif
 }
 
-Blob
-Certificate::getSerialNumber() const
-{
-    if (not cert)
-        return {};
-    // extract from certificate
-    unsigned char serial[64];
-    auto size = sizeof(serial);
-    gnutls_x509_crt_get_serial(cert, &serial, &size);
-    return {serial, serial + size};
-}
-
 std::string
 Certificate::getName() const
 {
@@ -1043,34 +1014,6 @@ Certificate::getPreferredDigest() const
     return getPublicKey().getPreferredDigest();
 }
 
-std::pair<std::string, Blob>
-Certificate::generateOcspRequest(gnutls_x509_crt_t& issuer)
-{
-    gnutls_ocsp_req_t rreq;
-    int err = gnutls_ocsp_req_init(&rreq);
-    if (err < 0)
-        throw CryptoException(gnutls_strerror(err));
-    std::unique_ptr<struct gnutls_ocsp_req_int, decltype(&gnutls_ocsp_req_deinit)> req(rreq, &gnutls_ocsp_req_deinit);
-    err = gnutls_ocsp_req_add_cert(req.get(), GNUTLS_DIG_SHA1, issuer, cert);
-    if (err < 0)
-        throw CryptoException(gnutls_strerror(err));
-    Blob noncebuf(32);
-    gnutls_datum_t nonce = { noncebuf.data(), (unsigned)noncebuf.size() };
-    err = gnutls_rnd(GNUTLS_RND_NONCE, nonce.data, nonce.size);
-    if (err < 0)
-        throw CryptoException(gnutls_strerror(err));
-    err = gnutls_ocsp_req_set_nonce(req.get(), 0, &nonce);
-    if (err < 0)
-        throw CryptoException(gnutls_strerror(err));
-    gnutls_datum_t rdata;
-    err = gnutls_ocsp_req_export(req.get(), &rdata);
-    if (err != 0)
-        throw CryptoException(gnutls_strerror(err));
-    std::string ret((char*)rdata.data, (char*)rdata.data + rdata.size);
-    gnutls_free(rdata.data);
-    return std::make_pair<std::string, Blob>(std::move(ret), std::move(noncebuf));
-}
-
 // PrivateKey
 
 PrivateKey
@@ -1159,29 +1102,31 @@ void
 setRandomSerial(gnutls_x509_crt_t cert)
 {
     random_device rdev;
-    std::uniform_int_distribution<int64_t> dist{1};
-    int64_t cert_serial = dist(rdev);
+    std::uniform_int_distribution<uint64_t> dist{};
+    uint64_t cert_serial = dist(rdev);
     gnutls_x509_crt_set_serial(cert, &cert_serial, sizeof(cert_serial));
 }
 
 Certificate
-Certificate::generate(const PrivateKey& key, const std::string& name, const Identity& ca, bool is_ca, int64_t validity)
+Certificate::generate(const PrivateKey& key, const std::string& name, const Identity& ca, bool is_ca)
 {
     gnutls_x509_crt_t cert;
     if (not key.x509_key or gnutls_x509_crt_init(&cert) != GNUTLS_E_SUCCESS)
         return {};
     Certificate ret {cert};
 
-    setValidityPeriod(cert, validity <= 0 ? 10 * 365 * 24 * 60 * 60 : validity);
-    if (int err = gnutls_x509_crt_set_key(cert, key.x509_key)) {
-        throw CryptoException(std::string("Error when setting certificate key ") + gnutls_strerror(err));
+    setValidityPeriod(cert, 10 * 365 * 24 * 60 * 60);
+    if (gnutls_x509_crt_set_key(cert, key.x509_key) != GNUTLS_E_SUCCESS) {
+        std::cerr << "Error when setting certificate key" << std::endl;
+        return {};
     }
-    if (int err = gnutls_x509_crt_set_version(cert, 3)) {
-        throw CryptoException(std::string("Error when setting certificate version ") + gnutls_strerror(err));
+    if (gnutls_x509_crt_set_version(cert, 3) != GNUTLS_E_SUCCESS) {
+        std::cerr << "Error when setting certificate version" << std::endl;
+        return {};
     }
 
     // TODO: compute the subject key using the recommended RFC method
-    const auto& pk = key.getPublicKey();
+    auto pk = key.getPublicKey();
     auto pk_id = pk.getId();
     const std::string uid_str = pk_id.toString();
 
@@ -1202,15 +1147,18 @@ Certificate::generate(const PrivateKey& key, const std::string& name, const Iden
 
     if (ca.first && ca.second) {
         if (not ca.second->isCA()) {
-            throw CryptoException("Signing certificate must be CA");
+            // Signing certificate must be CA.
+            return {};
         }
-        if (int err = gnutls_x509_crt_privkey_sign(cert, ca.second->cert, ca.first->key, pk.getPreferredDigest(), 0)) {
-            throw CryptoException(std::string("Error when signing certificate ") + gnutls_strerror(err));
+        if (gnutls_x509_crt_privkey_sign(cert, ca.second->cert, ca.first->key, pk.getPreferredDigest(), 0) != GNUTLS_E_SUCCESS) {
+            std::cerr << "Error when signing certificate" << std::endl;
+            return {};
         }
         ret.issuer = ca.second;
     } else {
-        if (int err = gnutls_x509_crt_privkey_sign(cert, cert, key.key, pk.getPreferredDigest(), 0)) {
-            throw CryptoException(std::string("Error when signing certificate ") + gnutls_strerror(err));
+        if (gnutls_x509_crt_privkey_sign(cert, cert, key.key, pk.getPreferredDigest(), 0) != GNUTLS_E_SUCCESS) {
+            std::cerr << "Error when signing certificate" << std::endl;
+            return {};
         }
     }
 
@@ -1218,7 +1166,7 @@ Certificate::generate(const PrivateKey& key, const std::string& name, const Iden
 }
 
 Certificate
-Certificate::generate(const CertificateRequest& request, const Identity& ca, int64_t validity)
+Certificate::generate(const CertificateRequest& request, const Identity& ca)
 {
     gnutls_x509_crt_t cert;
     if (auto err = gnutls_x509_crt_init(&cert))
@@ -1231,7 +1179,7 @@ Certificate::generate(const CertificateRequest& request, const Identity& ca, int
         throw CryptoException(std::string("Can't set certificate version: ") + gnutls_strerror(err));
     }
 
-    setValidityPeriod(cert, validity <= 0 ? 10 * 365 * 24 * 60 * 60 : validity);
+    setValidityPeriod(cert, 10 * 365 * 24 * 60 * 60);
     setRandomSerial(cert);
 
     if (auto err = gnutls_x509_crt_privkey_sign(cert, ca.second->cert, ca.first->key, ca.second->getPreferredDigest(), 0)) {
@@ -1242,32 +1190,6 @@ Certificate::generate(const CertificateRequest& request, const Identity& ca, int
     return ret.getPacked();
 }
 
-void
-Certificate::setValidity(const Identity& ca, int64_t validity)
-{
-    setValidityPeriod(cert, validity);
-    setRandomSerial(cert);
-    if (ca.first && ca.second) {
-        if (not ca.second->isCA()) {
-            throw CryptoException("Signing certificate must be CA");
-        }
-        if (int err = gnutls_x509_crt_privkey_sign(cert, ca.second->cert, ca.first->key, ca.second->getPreferredDigest(), 0)) {
-            throw CryptoException(std::string("Error when signing certificate ") + gnutls_strerror(err));
-        }
-    }
-}
-
-void
-Certificate::setValidity(const PrivateKey& key, int64_t validity)
-{
-    setValidityPeriod(cert, validity);
-    setRandomSerial(cert);
-    const auto& pk = key.getPublicKey();
-    if (int err = gnutls_x509_crt_privkey_sign(cert, cert, key.key, pk.getPreferredDigest(), 0)) {
-        throw CryptoException(std::string("Error when signing certificate ") + gnutls_strerror(err));
-    }
-}
-
 std::vector<std::shared_ptr<RevocationList>>
 Certificate::getRevocationLists() const
 {
@@ -1278,188 +1200,6 @@ Certificate::getRevocationLists() const
     return ret;
 }
 
-// OcspRequest
-
-OcspRequest::OcspRequest(const uint8_t* dat_ptr, size_t dat_size)
-{
-    int ret = gnutls_ocsp_req_init(&request);
-    if (ret < 0)
-        throw CryptoException(gnutls_strerror(ret));
-    gnutls_datum_t dat = {(unsigned char*)dat_ptr,(unsigned int)dat_size};
-    ret = gnutls_ocsp_req_import(request, &dat);
-    if (ret < 0){
-        gnutls_ocsp_req_deinit(request);
-        throw CryptoException(gnutls_strerror(ret));
-    }
-}
-
-OcspRequest::~OcspRequest()
-{
-    if (request) {
-        gnutls_ocsp_req_deinit(request);
-        request = nullptr;
-    }
-}
-
-std::string
-OcspRequest::toString(const bool compact) const
-{
-    int ret;
-    gnutls_datum_t dat;
-    ret = gnutls_ocsp_req_print(request, compact ? GNUTLS_OCSP_PRINT_COMPACT : GNUTLS_OCSP_PRINT_FULL, &dat);
-
-    std::string str;
-    if (ret == 0) {
-        str = std::string((const char*)dat.data, (size_t)dat.size);
-        gnutls_free(dat.data);
-    } else
-        throw CryptoException(gnutls_strerror(ret));
-    return str;
-}
-
-Blob
-OcspRequest::pack() const
-{
-    gnutls_datum_t dat;
-    int err = gnutls_ocsp_req_export(request, &dat);
-    if (err < 0)
-        throw CryptoException(gnutls_strerror(err));
-    Blob ret {dat.data, dat.data + dat.size};
-    gnutls_free(dat.data);
-    return ret;
-}
-
-Blob
-OcspRequest::getNonce() const
-{
-    gnutls_datum_t dat;
-    unsigned critical;
-    int err = gnutls_ocsp_req_get_nonce(request, &critical, &dat);
-    if (err < 0)
-        throw CryptoException(gnutls_strerror(err));
-    Blob ret {dat.data, dat.data + dat.size};
-    gnutls_free(dat.data);
-    return ret;
-}
-
-// OcspResponse
-
-OcspResponse::OcspResponse(const uint8_t* dat_ptr, size_t dat_size)
-{
-    int ret = gnutls_ocsp_resp_init(&response);
-    if (ret < 0)
-        throw CryptoException(gnutls_strerror(ret));
-    gnutls_datum_t dat = {(unsigned char*)dat_ptr,(unsigned int)dat_size};
-    ret = gnutls_ocsp_resp_import(response, &dat);
-    if (ret < 0){
-        gnutls_ocsp_resp_deinit(response);
-        throw CryptoException(gnutls_strerror(ret));
-    }
-}
-
-OcspResponse::~OcspResponse()
-{
-    gnutls_ocsp_resp_deinit(response);
-}
-
-Blob
-OcspResponse::pack() const
-{
-    gnutls_datum_t dat;
-    int err = gnutls_ocsp_resp_export(response, &dat);
-    if (err < 0)
-        throw CryptoException(gnutls_strerror(err));
-    Blob ret {dat.data, dat.data + dat.size};
-    gnutls_free(dat.data);
-    return ret;
-}
-
-std::string
-OcspResponse::toString(const bool compact) const
-{
-    int ret;
-    std::string str;
-    gnutls_datum_t dat;
-    ret = gnutls_ocsp_resp_print(response, compact ? GNUTLS_OCSP_PRINT_COMPACT : GNUTLS_OCSP_PRINT_FULL, &dat);
-    if (ret == 0)
-        str = std::string((const char*)dat.data, (size_t)dat.size);
-    gnutls_free(dat.data);
-    if (ret < 0)
-        throw CryptoException(gnutls_strerror(ret));
-    return str;
-}
-
-
-gnutls_ocsp_cert_status_t
-OcspResponse::getCertificateStatus() const
-{
-    int ret;
-    unsigned int status;
-    ret = gnutls_ocsp_resp_get_single(response, 0, NULL, NULL, NULL, NULL, &status, NULL, NULL, NULL, NULL);
-    if (ret < 0)
-        throw CryptoException(gnutls_strerror(ret));
-    return (gnutls_ocsp_cert_status_t) status;
-}
-
-gnutls_ocsp_cert_status_t
-OcspResponse::verifyDirect(const Certificate& crt, const Blob& nonce)
-{
-    // Check OCSP response
-    int ret = gnutls_ocsp_resp_get_status(response);
-    if (ret < 0)
-        throw CryptoException(gnutls_strerror(ret));
-    gnutls_ocsp_resp_status_t status = (gnutls_ocsp_resp_status_t)ret;
-    if (status != GNUTLS_OCSP_RESP_SUCCESSFUL)
-        throw CryptoException("OCSP request unsuccessful: " + std::to_string(ret));
-
-    if (not nonce.empty()) {
-        // Ensure no replay attack has been done
-        gnutls_datum_t rnonce;
-        ret = gnutls_ocsp_resp_get_nonce(response, NULL, &rnonce);
-        if (ret < 0)
-            throw CryptoException(gnutls_strerror(ret));
-        if (rnonce.size != nonce.size() || memcmp(nonce.data(), rnonce.data, nonce.size()) != 0){
-            gnutls_free(rnonce.data);
-            throw CryptoException(gnutls_strerror(GNUTLS_E_OCSP_RESPONSE_ERROR));
-        }
-        gnutls_free(rnonce.data);
-    }
-
-    // Verify signature of the Basic OCSP response against the public key in the issuer certificate.
-    unsigned int verify = 0;
-    ret = gnutls_ocsp_resp_verify_direct(response, crt.issuer->cert, &verify, 0);
-    if (ret < 0)
-        throw CryptoException(gnutls_strerror(ret));
-    if (verify) {
-        if (verify & GNUTLS_OCSP_VERIFY_SIGNER_NOT_FOUND)
-            throw CryptoException("Signer cert not found");
-        if (verify & GNUTLS_OCSP_VERIFY_SIGNER_KEYUSAGE_ERROR)
-            throw CryptoException("Signer cert keyusage error");
-        if (verify & GNUTLS_OCSP_VERIFY_UNTRUSTED_SIGNER)
-            throw CryptoException("Signer cert is not trusted");
-        if (verify & GNUTLS_OCSP_VERIFY_INSECURE_ALGORITHM)
-            throw CryptoException("Insecure algorithm");
-        if (verify & GNUTLS_OCSP_VERIFY_SIGNATURE_FAILURE)
-            throw CryptoException("Signature failure");
-        if (verify & GNUTLS_OCSP_VERIFY_CERT_NOT_ACTIVATED)
-            throw CryptoException("Signer cert not yet activated");
-        if (verify & GNUTLS_OCSP_VERIFY_CERT_EXPIRED)
-            throw CryptoException("Signer cert expired");
-        throw CryptoException(gnutls_strerror(GNUTLS_E_OCSP_RESPONSE_ERROR));
-    }
-
-    // Check whether the OCSP response is about the provided certificate.
-    if ((ret = gnutls_ocsp_resp_check_crt(response, 0, crt.cert)) < 0)
-        throw CryptoException(gnutls_strerror(ret));
-
-    // Check certificate revocation status
-    unsigned status_ocsp;
-    ret = gnutls_ocsp_resp_get_single(response, 0, NULL, NULL, NULL, NULL, &status_ocsp, NULL, NULL, NULL, NULL);
-    if (ret < 0)
-        throw CryptoException(gnutls_strerror(ret));
-    return (gnutls_ocsp_cert_status_t)status_ocsp;
-}
-
 // RevocationList
 
 RevocationList::RevocationList()
@@ -1475,7 +1215,7 @@ RevocationList::RevocationList(const Blob& b)
     } catch (const std::exception& e) {
         gnutls_x509_crl_deinit(crl);
         crl = nullptr;
-        throw;
+        throw e;
     }
 }
 
@@ -1512,7 +1252,7 @@ RevocationList::unpack(const uint8_t* dat, size_t dat_size)
 }
 
 void
-RevocationList::msgpack_unpack(const msgpack::object& o)
+RevocationList::msgpack_unpack(msgpack::object o)
 {
     try {
         if (o.type == msgpack::type::BIN)

src/default_types.cpp

@@ -1,5 +1,5 @@
 /*
- *  Copyright (C) 2014-2022 Savoir-faire Linux Inc.
+ *  Copyright (C) 2014-2019 Savoir-faire Linux Inc.
  *  Author : Adrien Béraud <adrien.beraud@savoirfairelinux.com>
  *
  *  This program is free software; you can redistribute it and/or modify
@@ -15,6 +15,9 @@
  *  You should have received a copy of the GNU General Public License
  *  along with this program. If not, see <https://www.gnu.org/licenses/>.
  */
+#ifdef HAVE_CONFIG_H
+#include "config.h"
+#endif
 
 #include "default_types.h"
 
@@ -83,6 +86,8 @@ IpServiceAnnouncement::storePolicy(InfoHash h, std::shared_ptr<Value>& v, const
 
 const ValueType DhtMessage::TYPE(1, "DHT message", std::chrono::minutes(5), DhtMessage::storePolicy);
 const ValueType IpServiceAnnouncement::TYPE(2, "Internet Service Announcement", std::chrono::minutes(15), IpServiceAnnouncement::storePolicy);
+
+#ifndef OPENDHT_LIGHT
 const ValueType ImMessage::TYPE = {3, "IM message", std::chrono::minutes(5)};
 const ValueType TrustRequest::TYPE = {4, "Certificate trust request", std::chrono::hours(24*7)};
 const ValueType IceCandidates::TYPE = {5, "ICE candidates", std::chrono::minutes(1)};
@@ -96,6 +101,13 @@ DEFAULT_TYPES
     IceCandidates::TYPE,
     TrustRequest::TYPE
 }};
+#else
+const std::array<std::reference_wrapper<const ValueType>, 1>
+DEFAULT_TYPES
+{{
+    ValueType::USER_DATA
+}};
+#endif
 
 const std::array<std::reference_wrapper<const ValueType>, 1>
 DEFAULT_INSECURE_TYPES

src/dht_proxy_client.cpp

@@ -1,5 +1,5 @@
 /*
- *  Copyright (C) 2014-2022 Savoir-faire Linux Inc.
+ *  Copyright (C) 2016-2019 Savoir-faire Linux Inc.
  *  Author: Sébastien Blin <sebastien.blin@savoirfairelinux.com>
  *          Adrien Béraud <adrien.beraud@savoirfairelinux.com>
  *          Vsevolod Ivanov <vsevolod.ivanov@savoirfairelinux.com>
@@ -41,15 +41,15 @@ struct DhtProxyClient::OperationState {
 struct DhtProxyClient::Listener
 {
     Listener(OpValueCache&& c):
-        cache(std::move(c)) {}
+        cache(std::move(c))
+    {}
 
+    unsigned callbackId;
     OpValueCache cache;
-    CacheValueCallback cb;
+    ValueCallback cb;
     Sp<OperationState> opstate;
     std::shared_ptr<http::Request> request;
-#ifdef OPENDHT_PUSH_NOTIFICATIONS
     std::unique_ptr<asio::steady_timer> refreshSubscriberTimer;
-#endif
 };
 
 struct PermanentPut {
@@ -68,7 +68,6 @@ struct DhtProxyClient::ProxySearch {
     std::unique_ptr<asio::steady_timer> opExpirationTimer;
     std::map<size_t, Listener> listeners {};
     std::map<Value::Id, PermanentPut> puts {};
-    std::set<Sp<Value>> pendingPuts  {};
 };
 
 struct LineSplit {
@@ -78,12 +77,13 @@ struct LineSplit {
     bool getLine(char c) {
         auto it = buf_.begin();
         while (it != buf_.end()) {
-            if (*(it++) == c) {
+            if (*it == c) {
                 line_.clear();
-                line_.insert(line_.end(), buf_.begin(), it);
+                line_.insert(line_.end(), buf_.begin(), ++it);
                 buf_.erase(buf_.begin(), it);
                 return true;
             }
+            it++;
         }
         return false;
     }
@@ -93,28 +93,17 @@ private:
     std::string line_ {};
 };
 
-std::string
-getRandomSessionId(size_t length = 8) {
-    static constexpr const char chars[] = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789!#$%&()*+,./:;<=>?@[]^_`{|}~";
-    std::string str(length, 0);
-    crypto::random_device rdev;
-    std::uniform_int_distribution<> dist(0, (sizeof(chars)/sizeof(char)) - 2);
-    std::generate_n( str.begin(), length, [&]{ return chars[dist(rdev)]; } );
-    return str;
-}
-
 DhtProxyClient::DhtProxyClient() {}
 
 DhtProxyClient::DhtProxyClient(
         std::shared_ptr<dht::crypto::Certificate> serverCA, dht::crypto::Identity clientIdentity,
         std::function<void()> signal, const std::string& serverHost,
         const std::string& pushClientId, std::shared_ptr<dht::Logger> logger)
-    : DhtInterface(logger)
-    , proxyUrl_(serverHost)
+    : proxyUrl_(serverHost)
     , clientIdentity_(clientIdentity), serverCertificate_(serverCA)
-    , pushClientId_(pushClientId), pushSessionId_(getRandomSessionId())
-    , loopSignal_(signal)
+    , pushClientId_(pushClientId), loopSignal_(signal)
     , jsonReader_(Json::CharReaderBuilder{}.newCharReader())
+    , logger_(logger)
 {
     jsonBuilder_["commentStyle"] = "None";
     jsonBuilder_["indentation"] = "";
@@ -155,10 +144,10 @@ DhtProxyClient::startProxy()
     if (logger_)
         logger_->d("[proxy:client] start proxy with %s", proxyUrl_.c_str());
 
-    nextProxyConfirmationTimer_ = std::make_unique<asio::steady_timer>(httpContext_, std::chrono::steady_clock::now());
+    nextProxyConfirmationTimer_ = std::make_shared<asio::steady_timer>(httpContext_, std::chrono::steady_clock::now());
     nextProxyConfirmationTimer_->async_wait(std::bind(&DhtProxyClient::handleProxyConfirm, this, std::placeholders::_1));
 
-    listenerRestartTimer_ = std::make_unique<asio::steady_timer>(httpContext_);
+    listenerRestartTimer_ = std::make_shared<asio::steady_timer>(httpContext_);
 
     loopSignal_();
 }
@@ -242,7 +231,7 @@ DhtProxyClient::cancelAllListeners()
 }
 
 void
-DhtProxyClient::shutdown(ShutdownCallback cb, bool)
+DhtProxyClient::shutdown(ShutdownCallback cb)
 {
     stop();
     if (cb)
@@ -280,7 +269,7 @@ DhtProxyClient::isRunning(sa_family_t af) const
 }
 
 time_point
-DhtProxyClient::periodic(const uint8_t*, size_t, SockAddr, const time_point& /*now*/)
+DhtProxyClient::periodic(const uint8_t*, size_t, SockAddr)
 {
     // Exec all currently stored callbacks
     decltype(callbacks_) callbacks;
@@ -326,8 +315,7 @@ DhtProxyClient::get(const InfoHash& key, GetCallback cb, DoneCallback donecb, Va
                 auto& b = *rxBuf;
                 b.append(at, length);
                 // one value per body line
-                std::vector<Sp<Value>> values;
-                while (b.getLine('\n') and !opstate->stop) {
+                while (b.getLine('\n') and !opstate->stop){
                     std::string err;
                     Json::Value json;
                     const auto& line = b.line();
@@ -336,19 +324,17 @@ DhtProxyClient::get(const InfoHash& key, GetCallback cb, DoneCallback donecb, Va
                         return;
                     }
                     auto value = std::make_shared<Value>(json);
-                    if ((not filter or filter(*value)) and cb)
-                        values.emplace_back(std::move(value));
-                }
-                if (not values.empty() and cb) {
-                    {
-                        std::lock_guard<std::mutex> lock(lockCallbacks_);
-                        callbacks_.emplace_back([opstate, cb, values = std::move(values)](){
-                            if (not opstate->stop.load() and not cb(values)){
-                                opstate->stop.store(true);
-                            }
-                        });
+                    if ((not filter or filter(*value)) and cb){
+                        {
+                            std::lock_guard<std::mutex> lock(lockCallbacks_);
+                            callbacks_.emplace_back([opstate, cb, value](){
+                                if (not opstate->stop.load() and not cb({value})){
+                                    opstate->stop.store(true);
+                                }
+                            });
+                        }
+                        loopSignal_();
                     }
-                    loopSignal_();
                 }
             } catch(const std::exception& e) {
                 if (logger_)
@@ -401,22 +387,23 @@ DhtProxyClient::put(const InfoHash& key, Sp<Value> val, DoneCallback cb, time_po
     if (logger_)
         logger_->d("[proxy:client] [put] [search %s]", key.to_c_str());
 
+    if (val->id == Value::INVALID_ID) {
+        crypto::random_device rdev;
+        val->id = std::uniform_int_distribution<Value::Id>{1}(rdev);
+    }
     std::shared_ptr<std::atomic_bool> ok;
     if (permanent) {
         std::lock_guard<std::mutex> lock(searchLock_);
-        ok = std::make_shared<std::atomic_bool>(true);
+        auto id = val->id;
         auto& search = searches_[key];
-        if (val->id) {
-            auto id = val->id;
-            auto refreshPutTimer = std::make_unique<asio::steady_timer>(httpContext_, proxy::OP_TIMEOUT - proxy::OP_MARGIN);
-            refreshPutTimer->async_wait(std::bind(&DhtProxyClient::handleRefreshPut, this, std::placeholders::_1, key, id));
-            search.puts.erase(id);
-            search.puts.emplace(std::piecewise_construct,
-                std::forward_as_tuple(id),
-                std::forward_as_tuple(val, std::move(refreshPutTimer), ok));
-        } else {
-            search.pendingPuts.emplace(val);
-        }
+        auto refreshPutTimer = std::make_unique<asio::steady_timer>(httpContext_, std::chrono::steady_clock::now() +
+                                                                    proxy::OP_TIMEOUT - proxy::OP_MARGIN);
+        refreshPutTimer->async_wait(std::bind(&DhtProxyClient::handleRefreshPut, this, std::placeholders::_1, key, id));
+        search.puts.erase(id);
+        ok = std::make_shared<std::atomic_bool>(true);
+        search.puts.emplace(std::piecewise_construct,
+            std::forward_as_tuple(id),
+            std::forward_as_tuple(val, std::move(refreshPutTimer), ok));
     }
     doPut(key, val, [this, cb, ok](bool result){
         if (ok)
@@ -451,7 +438,7 @@ DhtProxyClient::handleRefreshPut(const asio::error_code &ec, InfoHash key, Value
             doPut(key, p->second.value, [ok = p->second.ok](bool result){
                 *ok = result;
             }, time_point::max(), true);
-            p->second.refreshPutTimer->expires_after(proxy::OP_TIMEOUT - proxy::OP_MARGIN);
+            p->second.refreshPutTimer->expires_at(std::chrono::steady_clock::now() + proxy::OP_TIMEOUT - proxy::OP_MARGIN);
             p->second.refreshPutTimer->async_wait(std::bind(&DhtProxyClient::handleRefreshPut, this, std::placeholders::_1, key, id));
         }
     }
@@ -463,7 +450,7 @@ DhtProxyClient::buildRequest(const std::string& target)
     auto resolver = resolver_;
     if (not resolver)
         resolver = std::make_shared<http::Resolver>(httpContext_, proxyUrl_, logger_);
-    auto request = target.empty()
+    auto request = target.empty() 
         ? std::make_shared<http::Request>(httpContext_, resolver)
         : std::make_shared<http::Request>(httpContext_, resolver, target);
     if (serverCertificate_)
@@ -501,35 +488,9 @@ DhtProxyClient::doPut(const InfoHash& key, Sp<Value> val, DoneCallbackSimple cb,
             }
         }
         request->set_body(Json::writeString(jsonBuilder_, json));
-        request->add_on_done_callback([this, reqid, cb, val, key, permanent] (const http::Response& response){
+        request->add_on_done_callback([this, reqid, cb] (const http::Response& response){
             bool ok = response.status_code == 200;
-            if (ok) {
-                if (val->id == Value::INVALID_ID) {
-                    std::string err;
-                    Json::Value parsedValue;
-                    if (jsonReader_->parse(response.body.data(), response.body.data() + response.body.size(), &parsedValue, &err)){
-                        auto id = dht::Value(parsedValue).id;
-                        val->id = id;
-                        if (permanent) {
-                            std::lock_guard<std::mutex> lock(searchLock_);
-                            auto& search = searches_[key];
-                            auto it = search.pendingPuts.find(val);
-                            if (it != search.pendingPuts.end()) {
-                                auto sok = std::make_shared<std::atomic_bool>(ok);
-                                auto refreshPutTimer = std::make_unique<asio::steady_timer>(httpContext_, proxy::OP_TIMEOUT - proxy::OP_MARGIN);
-                                refreshPutTimer->async_wait(std::bind(&DhtProxyClient::handleRefreshPut, this, std::placeholders::_1, key, id));
-                                search.puts.emplace(std::piecewise_construct,
-                                    std::forward_as_tuple(id),
-                                    std::forward_as_tuple(val, std::move(refreshPutTimer), sok));
-                                search.pendingPuts.erase(it);
-                            }
-                        }
-                    } else {
-                        if (logger_)
-                            logger_->e("[proxy:client] [status] failed to parse value from  server", response.status_code);
-                    }
-                }
-            } else {
+            if (not ok) {
                 if (logger_)
                     logger_->e("[proxy:client] [status] failed with code=%i", response.status_code);
                 if (not response.aborted and response.status_code == 0)
@@ -624,22 +585,20 @@ DhtProxyClient::getProxyInfos()
         logger_->d("[proxy:client] [status] sending request");
 
     auto resolver = std::make_shared<http::Resolver>(httpContext_, proxyUrl_, logger_);
-    queryProxyInfo(infoState, resolver, AF_INET);
-    queryProxyInfo(infoState, resolver, AF_INET6);
+    queryProxyInfo(infoState, AF_INET, resolver);
+    queryProxyInfo(infoState, AF_INET6, resolver);
     resolver_ = resolver;
 }
 
 void
-DhtProxyClient::queryProxyInfo(const Sp<InfoState>& infoState, const Sp<http::Resolver>& resolver, sa_family_t family)
+DhtProxyClient::queryProxyInfo(std::shared_ptr<InfoState> infoState, sa_family_t family, std::shared_ptr<http::Resolver> resolver)
 {
     if (logger_)
         logger_->d("[proxy:client] [status] query ipv%i info", family == AF_INET ? 4 : 6);
     try {
         auto request = std::make_shared<http::Request>(httpContext_, resolver, family);
-        if (serverCertificate_)
-            request->set_certificate_authority(serverCertificate_);
         auto reqid = request->id();
-        request->set_method(restinio::http_method_get());
+        request->set_method(restinio::http_method_get()); 
         setHeaderFields(*request);
         request->add_on_done_callback([this, reqid, family, infoState] (const http::Response& response){
             if (infoState->cancel.load())
@@ -656,9 +615,10 @@ DhtProxyClient::queryProxyInfo(const Sp<InfoState>& infoState, const Sp<http::Re
                 Json::Value proxyInfos;
                 if (!jsonReader_->parse(response.body.data(), response.body.data() + response.body.size(), &proxyInfos, &err)){
                     onProxyInfos(Json::Value{}, family);
-                } else if (not infoState->cancel) {
-                    onProxyInfos(proxyInfos, family);
+                    return;
                 }
+                if (not infoState->cancel)
+                    onProxyInfos(proxyInfos, family);
             }
             if (not isDestroying_) {
                 std::lock_guard<std::mutex> l(requestLock_);
@@ -685,7 +645,7 @@ DhtProxyClient::onProxyInfos(const Json::Value& proxyInfos, const sa_family_t fa
 {
     if (isDestroying_)
         return;
-    std::unique_lock<std::mutex> l(lockCurrentProxyInfos_);
+    std::lock_guard<std::mutex> l(lockCurrentProxyInfos_);
     auto oldStatus = std::max(statusIpv4_, statusIpv6_);
     auto& status = family == AF_INET ? statusIpv4_ : statusIpv6_;
     if (not proxyInfos.isMember("node_id")) {
@@ -720,19 +680,9 @@ DhtProxyClient::onProxyInfos(const Json::Value& proxyInfos, const sa_family_t fa
     }
     auto newStatus = std::max(statusIpv4_, statusIpv6_);
     if (newStatus == NodeStatus::Connected) {
-        if (oldStatus == NodeStatus::Disconnected || oldStatus == NodeStatus::Connecting || launchConnectedCbs_) {
-            launchConnectedCbs_ = false;
+        if (oldStatus == NodeStatus::Disconnected || oldStatus == NodeStatus::Connecting) {
             listenerRestartTimer_->expires_at(std::chrono::steady_clock::now());
-            listenerRestartTimer_->async_wait(std::bind(&DhtProxyClient::restartListeners, this, std::placeholders::_1));
-            if (not onConnectCallbacks_.empty()) {
-                std::lock_guard<std::mutex> lock(lockCallbacks_);
-                callbacks_.emplace_back([cbs = std::move(onConnectCallbacks_)]() mutable {
-                    while (not cbs.empty()) {
-                        cbs.front()();
-                        cbs.pop();
-                    }
-                });
-            }
+            listenerRestartTimer_->async_wait(std::bind(&DhtProxyClient::restartListeners, this));
         }
         nextProxyConfirmationTimer_->expires_at(std::chrono::steady_clock::now() + std::chrono::minutes(15));
         nextProxyConfirmationTimer_->async_wait(std::bind(&DhtProxyClient::handleProxyConfirm, this, std::placeholders::_1));
@@ -741,7 +691,6 @@ DhtProxyClient::onProxyInfos(const Json::Value& proxyInfos, const sa_family_t fa
         nextProxyConfirmationTimer_->expires_at(std::chrono::steady_clock::now() + std::chrono::minutes(1));
         nextProxyConfirmationTimer_->async_wait(std::bind(&DhtProxyClient::handleProxyConfirm, this, std::placeholders::_1));
     }
-    l.unlock();
     loopSignal_();
 }
 
@@ -801,7 +750,7 @@ DhtProxyClient::listen(const InfoHash& key, ValueCallback cb, Value::Filter filt
         // Add cache callback
         auto opstate = std::make_shared<OperationState>();
         l->second.opstate = opstate;
-        l->second.cb = [this,key,token,opstate](const std::vector<Sp<Value>>& values, bool expired, system_clock::time_point t){
+        l->second.cb = [this,key,token,opstate](const std::vector<Sp<Value>>& values, bool expired){
             if (opstate->stop)
                 return false;
             std::lock_guard<std::mutex> lock(searchLock_);
@@ -809,12 +758,11 @@ DhtProxyClient::listen(const InfoHash& key, ValueCallback cb, Value::Filter filt
             if (s != searches_.end()) {
                 auto l = s->second.listeners.find(token);
                 if (l != s->second.listeners.end()) {
-                    return l->second.cache.onValue(values, expired, t);
+                    return l->second.cache.onValue(values, expired);
                 }
             }
             return false;
         };
-#ifdef OPENDHT_PUSH_NOTIFICATIONS
         if (not deviceKey_.empty()) {
             /*
              * Relaunch push listeners even if a timeout is not received
@@ -827,13 +775,17 @@ DhtProxyClient::listen(const InfoHash& key, ValueCallback cb, Value::Filter filt
             l->second.refreshSubscriberTimer->async_wait(std::bind(&DhtProxyClient::handleResubscribe, this,
                                                          std::placeholders::_1, key, token, opstate));
         }
-#endif
         ListenMethod method;
         restinio::http_request_header_t header;
         if (deviceKey_.empty()){ // listen
             method = ListenMethod::LISTEN;
+#ifdef OPENDHT_PROXY_HTTP_PARSER_FORK
+            header.method(restinio::method_listen);
+            header.request_target("/" + key.toString());
+#else
             header.method(restinio::http_method_get());
             header.request_target("/key/" + key.toString() + "/listen");
+#endif
         }
         else {
             method = ListenMethod::SUBSCRIBE;
@@ -977,8 +929,8 @@ DhtProxyClient::handleExpireListener(const asio::error_code &ec, const InfoHash&
 }
 
 void
-DhtProxyClient::sendListen(const restinio::http_request_header_t& header,
-                           const CacheValueCallback& cb,
+DhtProxyClient::sendListen(const restinio::http_request_header_t header,
+                           const ValueCallback& cb,
                            const Sp<OperationState>& opstate,
                            Listener& listener, ListenMethod method)
 {
@@ -1005,7 +957,7 @@ DhtProxyClient::sendListen(const restinio::http_request_header_t& header,
                 b.append(at, length);
 
                 // one value per body line
-                while (b.getLine('\n') and !opstate->stop) {
+                while (b.getLine('\n') and !opstate->stop){
                     std::string err;
                     Json::Value json;
                     const auto& line = b.line();
@@ -1023,7 +975,7 @@ DhtProxyClient::sendListen(const restinio::http_request_header_t& header,
                         {
                             std::lock_guard<std::mutex> lock(lockCallbacks_);
                             callbacks_.emplace_back([cb, value, opstate, expired]() {
-                                if (not opstate->stop.load() and not cb({value}, expired, system_clock::time_point::min()))
+                                if (not opstate->stop.load() and not cb({value}, expired))
                                     opstate->stop.store(true);
                             });
                         }
@@ -1088,16 +1040,8 @@ DhtProxyClient::getConnectivityStatus()
 }
 
 void
-DhtProxyClient::restartListeners(const asio::error_code &ec)
+DhtProxyClient::restartListeners()
 {
-    if (ec == asio::error::operation_aborted)
-        return;
-    else if (ec){
-        if (logger_)
-            logger_->e("[proxy:client] restart error: %s", ec.message().c_str());
-        return;
-    }
-
     if (isDestroying_)
         return;
     if (logger_)
@@ -1107,15 +1051,17 @@ DhtProxyClient::restartListeners(const asio::error_code &ec)
     for (auto& search : searches_) {
         auto key = search.first;
         for (auto& put : search.second.puts) {
-            doPut(key, put.second.value, [ok = put.second.ok](bool result){
-                *ok = result;
-            }, time_point::max(), true);
-            if (!put.second.refreshPutTimer) {
-                put.second.refreshPutTimer = std::make_unique<asio::steady_timer>(httpContext_);
+            if (!*put.second.ok) {
+                doPut(key, put.second.value, [ok = put.second.ok](bool result){
+                    *ok = result;
+                }, time_point::max(), true);
+                if (!put.second.refreshPutTimer){
+                    put.second.refreshPutTimer = std::make_unique<asio::steady_timer>(httpContext_);
+                }
+                put.second.refreshPutTimer->expires_at(std::chrono::steady_clock::now() + proxy::OP_TIMEOUT - proxy::OP_MARGIN);
+                put.second.refreshPutTimer->async_wait(std::bind(&DhtProxyClient::handleRefreshPut, this,
+                                                        std::placeholders::_1, key, put.first));
             }
-            put.second.refreshPutTimer->expires_at(std::chrono::steady_clock::now() + proxy::OP_TIMEOUT - proxy::OP_MARGIN);
-            put.second.refreshPutTimer->async_wait(std::bind(&DhtProxyClient::handleRefreshPut, this,
-                                                   std::placeholders::_1, key, put.first));
         }
     }
     if (not deviceKey_.empty()) {
@@ -1149,8 +1095,13 @@ DhtProxyClient::restartListeners(const asio::error_code &ec)
             auto cb = listener.cb;
             // define header
             restinio::http_request_header_t header;
+#ifdef OPENDHT_PROXY_HTTP_PARSER_FORK
+            header.method(restinio::method_listen);
+            header.request_target("/" + search.first.toString());
+#else
             header.method(restinio::http_method_get());
             header.request_target("/key/" + search.first.toString() + "/listen");
+#endif
             sendListen(header, cb, opstate, listener, ListenMethod::LISTEN);
         }
     }
@@ -1163,20 +1114,10 @@ DhtProxyClient::pushNotificationReceived(const std::map<std::string, std::string
     {
         // If a push notification is received, the proxy is up and running
         std::lock_guard<std::mutex> l(lockCurrentProxyInfos_);
-        auto oldStatus = std::max(statusIpv4_, statusIpv6_);
-        if (oldStatus != NodeStatus::Connected)
-            launchConnectedCbs_ = true;
         statusIpv4_ = NodeStatus::Connected;
         statusIpv6_ = NodeStatus::Connected;
     }
-    auto launchLoop = false;
     try {
-        auto sessionId = notification.find("s");
-        if (sessionId != notification.end() and sessionId->second != pushSessionId_) {
-            if (logger_)
-                logger_->d("[proxy:client] [push] ignoring push for other session");
-            return;
-        }
         std::lock_guard<std::mutex> lock(searchLock_);
         auto timeout = notification.find("timeout");
         if (timeout != notification.cend()) {
@@ -1199,10 +1140,6 @@ DhtProxyClient::pushNotificationReceived(const std::map<std::string, std::string
             }
         } else {
             auto key = InfoHash(notification.at("key"));
-            system_clock::time_point sendTime = system_clock::time_point::min();
-            try {
-                sendTime = system_clock::time_point(std::chrono::milliseconds(std::stoull(notification.at("t"))));
-            } catch (...) {}
             auto& search = searches_.at(key);
             for (auto& list : search.listeners) {
                 if (list.second.opstate->stop)
@@ -1215,24 +1152,24 @@ DhtProxyClient::pushNotificationReceived(const std::map<std::string, std::string
                 if (expired == notification.end()) {
                     auto cb = list.second.cb;
                     auto oldValues = list.second.cache.getValues();
-                    get(key, [cb, sendTime](const std::vector<Sp<Value>>& vals) {
-                        return cb(vals, false, sendTime);
-                    }, [cb, oldValues, sendTime](bool /*ok*/) {
+                    get(key, [cb](const std::vector<Sp<Value>>& vals) {
+                        return cb(vals, false);
+                    }, [cb, oldValues](bool /*ok*/) {
                         // Decrement old values refcount to expire values not
                         // present in the new list
-                        cb(oldValues, true, sendTime);
+                        cb(oldValues, true);
                     });
                 } else {
                     std::stringstream ss(expired->second);
                     std::vector<Value::Id> ids;
-                    while(ss.good()) {
+                    while(ss.good()){
                         std::string substr;
                         getline(ss, substr, ',');
                         ids.emplace_back(std::stoull(substr));
                     }
                     {
-                        std::lock_guard<std::mutex> lockCb(lockCallbacks_);
-                        callbacks_.emplace_back([this, key, token, opstate, ids, sendTime]() {
+                        std::lock_guard<std::mutex> lock(lockCallbacks_);
+                        callbacks_.emplace_back([this, key, token, opstate, ids]() {
                             if (opstate->stop)
                                 return;
                             std::lock_guard<std::mutex> lock(searchLock_);
@@ -1242,11 +1179,11 @@ DhtProxyClient::pushNotificationReceived(const std::map<std::string, std::string
                             auto l = s->second.listeners.find(token);
                             if (l == s->second.listeners.end())
                                 return;
-                            if (not opstate->stop and not l->second.cache.onValuesExpired(ids, sendTime))
+                            if (not opstate->stop and not l->second.cache.onValuesExpired(ids))
                                 opstate->stop = true;
                         });
                     }
-                    launchLoop = true;
+                    loopSignal_();
                 }
             }
         }
@@ -1254,8 +1191,6 @@ DhtProxyClient::pushNotificationReceived(const std::map<std::string, std::string
         if (logger_)
             logger_->e("[proxy:client] [push] receive error: %s", e.what());
     }
-    if (launchLoop)
-        loopSignal_();
 #else
     (void) notification;
 #endif
@@ -1271,7 +1206,11 @@ DhtProxyClient::resubscribe(const InfoHash& key, const size_t token, Listener& l
         logger_->d("[proxy:client] [resubscribe] [search %s]", key.to_c_str());
 
     auto opstate = listener.opstate;
-    listener.request.reset(); // This will update ok to false
+    opstate->stop = true;
+    if (listener.request){
+        listener.request.reset();
+    }
+    opstate->stop = false;
     opstate->ok = true;
 
     restinio::http_request_header_t header;
@@ -1298,7 +1237,6 @@ DhtProxyClient::getPushRequest(Json::Value& body) const
 {
     body["key"] = deviceKey_;
     body["client_id"] = pushClientId_;
-    body["session_id"] = pushSessionId_;
 #ifdef __ANDROID__
     body["platform"] = "android";
 #endif