85 lines
2.9 KiB
C++
85 lines
2.9 KiB
C++
/*
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* Copyright (C) 2014 Cloudius Systems, Ltd.
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*/
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#ifndef POSIX_STACK_HH_
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#define POSIX_STACK_HH_
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#include "core/reactor.hh"
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#include <boost/program_options.hpp>
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namespace net {
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data_source posix_data_source(pollable_fd& fd);
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data_sink posix_data_sink(pollable_fd& fd);
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class posix_data_source_impl final : public data_source_impl {
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pollable_fd& _fd;
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temporary_buffer<char> _buf;
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size_t _buf_size;
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public:
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explicit posix_data_source_impl(pollable_fd& fd, size_t buf_size = 8192)
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: _fd(fd), _buf(buf_size), _buf_size(buf_size) {}
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virtual future<temporary_buffer<char>> get() override;
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};
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class posix_data_sink_impl : public data_sink_impl {
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pollable_fd& _fd;
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std::vector<temporary_buffer<char>> _data;
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private:
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future<> do_write(size_t idx);
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public:
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explicit posix_data_sink_impl(pollable_fd& fd) : _fd(fd) {}
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future<> put(std::vector<temporary_buffer<char>> data) override;
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future<> close() override {
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_fd.close();
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return make_ready_future<>();
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}
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};
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class posix_ap_server_socket_impl : public server_socket_impl {
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struct connection {
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pollable_fd fd;
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socket_address addr;
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connection(pollable_fd xfd, socket_address xaddr) : fd(std::move(xfd)), addr(xaddr) {}
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};
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static thread_local std::unordered_map<::sockaddr_in, promise<connected_socket, socket_address>> sockets;
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static thread_local std::unordered_multimap<::sockaddr_in, connection> conn_q;
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socket_address _sa;
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public:
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explicit posix_ap_server_socket_impl(socket_address sa) : _sa(sa) {}
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virtual future<connected_socket, socket_address> accept();
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static void move_connected_socket(socket_address sa, pollable_fd fd, socket_address addr);
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};
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class posix_server_socket_impl : public server_socket_impl {
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socket_address _sa;
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pollable_fd _lfd;
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public:
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explicit posix_server_socket_impl(socket_address sa, pollable_fd lfd) : _sa(sa), _lfd(std::move(lfd)) {}
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virtual future<connected_socket, socket_address> accept();
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};
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class posix_network_stack : public network_stack {
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public:
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posix_network_stack(boost::program_options::variables_map opts) {}
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virtual server_socket listen(socket_address sa, listen_options opts) override;
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virtual net::udp_channel make_udp_channel(ipv4_addr addr) override;
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static std::unique_ptr<network_stack> create(boost::program_options::variables_map opts) {
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return std::unique_ptr<network_stack>(new posix_network_stack(opts));
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}
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};
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class posix_ap_network_stack : public posix_network_stack {
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public:
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posix_ap_network_stack(boost::program_options::variables_map opts) : posix_network_stack(std::move(opts)) {}
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virtual server_socket listen(socket_address sa, listen_options opts) override;
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static std::unique_ptr<network_stack> create(boost::program_options::variables_map opts) {
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return std::unique_ptr<network_stack>(new posix_ap_network_stack(opts));
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}
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};
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}
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#endif
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