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105 lines
2.4 KiB
C++
105 lines
2.4 KiB
C++
//------------------------------------------------------------------------------
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/*
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This file is part of Beast: https://github.com/vinniefalco/Beast
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Copyright 2013, Vinnie Falco <vinnie.falco@gmail.com>
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Permission to use, copy, modify, and/or distribute this software for any
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purpose with or without fee is hereby granted, provided that the above
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copyright notice and this permission notice appear in all copies.
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THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
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WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
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ANY SPECIAL , DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
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ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
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OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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*/
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//==============================================================================
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#ifndef BEAST_CRYPTO_SHA512_H_INCLUDED
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#define BEAST_CRYPTO_SHA512_H_INCLUDED
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#include <beast/hash/endian.h>
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#include <beast/utility/noexcept.h>
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#include <beast/crypto/impl/sha512_context.h>
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#include <array>
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namespace beast {
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class sha512_hasher
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{
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public:
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static beast::endian const endian =
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beast::endian::native;
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using result_type =
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std::array<std::uint8_t, 64>;
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sha512_hasher()
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{
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detail::init(ctx_);
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}
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void
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operator()(void const* data,
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std::size_t size) noexcept
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{
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detail::update(ctx_, data, size);
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}
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explicit
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operator result_type() noexcept
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{
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result_type digest;
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finish(ctx_, &digest[0]);
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return digest;
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}
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private:
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detail::sha512_context ctx_;
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};
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// secure version
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class sha512_hasher_s
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{
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public:
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static beast::endian const endian =
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beast::endian::native;
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using result_type =
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std::array<std::uint8_t, 64>;
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sha512_hasher_s()
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{
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init(ctx_);
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}
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~sha512_hasher_s()
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{
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secure_erase(ctx_);
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}
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void
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operator()(void const* data,
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std::size_t size) noexcept
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{
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update(ctx_, data, size);
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}
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explicit
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operator result_type() noexcept
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{
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result_type digest;
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finish(ctx_, &digest[0]);
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return digest;
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}
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private:
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detail::sha512_context ctx_;
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};
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}
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#endif
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