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45 lines
1.2 KiB
C++
45 lines
1.2 KiB
C++
/*
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* Copyright (C) 2019-present ScyllaDB
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*/
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/*
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* SPDX-License-Identifier: LicenseRef-ScyllaDB-Source-Available-1.1
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*/
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#pragma once
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#include <memory>
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#include "bytes_fwd.hh"
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#include "utils/hashing.hh"
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template<typename H>
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concept HasherReturningBytes = HasherReturning<H, bytes>;
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class md5_hasher;
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template <typename T, size_t size> class cryptopp_hasher : public hasher {
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struct impl;
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std::unique_ptr<impl> _impl;
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public:
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cryptopp_hasher();
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~cryptopp_hasher();
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cryptopp_hasher(cryptopp_hasher&&) noexcept;
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cryptopp_hasher(const cryptopp_hasher&);
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cryptopp_hasher& operator=(cryptopp_hasher&&) noexcept;
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cryptopp_hasher& operator=(const cryptopp_hasher&);
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bytes finalize();
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std::array<uint8_t, size> finalize_array();
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void update(const char* ptr, size_t length) noexcept override;
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// Use update and finalize to compute the hash over the full view.
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static bytes calculate(const std::string_view& s);
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};
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class md5_hasher final : public cryptopp_hasher<md5_hasher, 16> {};
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class sha256_hasher final : public cryptopp_hasher<sha256_hasher, 32> {};
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std::array<std::byte, 32> get_sha256(std::span<const std::byte>);
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