consolidate windows crypto provider implementation into single header (#1495)
consolidate windows crypto provider into single header
This commit is contained in:
parent
57f52adc88
commit
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@ -184,6 +184,7 @@ nobase_include_HEADERS = \
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aux_/has_block.hpp \
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aux_/scope_end.hpp \
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aux_/vector.hpp \
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aux_/win_crypto_provider.hpp \
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aux_/win_util.hpp \
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aux_/non_owning_handle.hpp \
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\
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@ -0,0 +1,165 @@
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/*
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Copyright (c) 2016, Arvid Norberg
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All rights reserved.
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Redistribution and use in source and binary forms, with or without
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modification, are permitted provided that the following conditions
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are met:
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* Redistributions of source code must retain the above copyright
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notice, this list of conditions and the following disclaimer.
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* Redistributions in binary form must reproduce the above copyright
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notice, this list of conditions and the following disclaimer in
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the documentation and/or other materials provided with the distribution.
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* Neither the name of the author nor the names of its
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contributors may be used to endorse or promote products derived
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from this software without specific prior written permission.
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THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
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LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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POSSIBILITY OF SUCH DAMAGE.
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*/
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#ifndef TORRENT_WIN_CRYPTO_PROVIDER_HPP
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#define TORRENT_WIN_CRYPTO_PROVIDER_HPP
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#include "libtorrent/config.hpp"
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#include "libtorrent/error_code.hpp"
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#include <windows.h>
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#include <wincrypt.h>
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namespace libtorrent { namespace aux
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{
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inline HCRYPTPROV crypt_acquire_provider(DWORD provider_type)
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{
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HCRYPTPROV ret;
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if (CryptAcquireContext(&ret, nullptr, nullptr, provider_type
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, CRYPT_VERIFYCONTEXT) == false)
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{
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#ifndef BOOST_NO_EXCEPTIONS
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throw system_error(error_code(GetLastError(), system_category()));
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#else
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std::terminate();
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#endif
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}
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return ret;
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}
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inline void crypt_gen_random(span<char> buffer)
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{
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static HCRYPTPROV provider = crypt_acquire_provider(PROV_RSA_FULL);
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if (!CryptGenRandom(provider, int(buffer.size())
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, reinterpret_cast<BYTE*>(buffer.data())))
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{
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#ifndef BOOST_NO_EXCEPTIONS
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throw system_error(error_code(GetLastError(), system_category()));
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#else
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std::terminate();
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#endif
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}
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}
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template <ALG_ID AlgId, DWORD ProviderType>
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struct crypt_hash
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{
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crypt_hash() { m_hash = create(); }
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crypt_hash(crypt_hash const& h) { m_hash = duplicate(h); }
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~crypt_hash() { CryptDestroyHash(m_hash); }
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crypt_hash& crypt_hash::operator=(crypt_hash const& h)
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{
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if (this == &h) return *this;
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HCRYPTHASH temp = duplicate(h);
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CryptDestroyHash(m_hash);
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m_hash = temp;
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return *this;
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}
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void reset()
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{
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HCRYPTHASH temp = create();
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CryptDestroyHash(m_hash);
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m_hash = temp;
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}
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void update(span<char const> data)
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{
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if (CryptHashData(m_hash, reinterpret_cast<BYTE const*>(data.data()), int(data.size()), 0) == false)
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{
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#ifndef BOOST_NO_EXCEPTIONS
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throw system_error(error_code(GetLastError(), system_category()));
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#else
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std::terminate();
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#endif
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}
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}
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void get_hash(char *digest, size_t digest_size)
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{
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DWORD size = DWORD(digest_size);
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if (CryptGetHashParam(m_hash, HP_HASHVAL
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, reinterpret_cast<BYTE*>(digest), &size, 0) == false)
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{
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#ifndef BOOST_NO_EXCEPTIONS
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throw system_error(error_code(GetLastError(), system_category()));
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#else
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std::terminate();
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#endif
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}
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TORRENT_ASSERT(size == DWORD(digest_size));
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}
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private:
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HCRYPTHASH create()
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{
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HCRYPTHASH ret;
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if (CryptCreateHash(get_provider(), AlgId, 0, 0, &ret) == false)
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{
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#ifndef BOOST_NO_EXCEPTIONS
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throw system_error(error_code(GetLastError(), system_category()));
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#else
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std::terminate();
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#endif
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}
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return ret;
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}
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HCRYPTHASH duplicate(crypt_hash const& h)
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{
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HCRYPTHASH ret;
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if (CryptDuplicateHash(h.m_hash, 0, 0, &ret) == false)
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{
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#ifndef BOOST_NO_EXCEPTIONS
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throw system_error(error_code(GetLastError(), system_category()));
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#else
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std::terminate();
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#endif
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}
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return ret;
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}
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HCRYPTPROV get_provider()
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{
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static HCRYPTPROV provider = crypt_acquire_provider(ProviderType);
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return provider;
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}
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HCRYPTHASH m_hash;
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};
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} // namespace aux
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} // namespace libtorrent
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#endif
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@ -47,8 +47,7 @@ POSSIBILITY OF SUCH DAMAGE.
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#include <CommonCrypto/CommonDigest.h>
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#elif TORRENT_USE_CRYPTOAPI
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#include <windows.h>
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#include <wincrypt.h>
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#include "libtorrent/aux_/win_crypto_provider.hpp"
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#elif defined TORRENT_USE_LIBCRYPTO
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@ -114,7 +113,7 @@ namespace libtorrent
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#elif TORRENT_USE_COMMONCRYPTO
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CC_SHA1_CTX m_context;
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#elif TORRENT_USE_CRYPTOAPI
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HCRYPTHASH m_context;
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aux::crypt_hash<CALG_SHA1, PROV_RSA_FULL> m_context;
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#elif defined TORRENT_USE_LIBCRYPTO
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SHA_CTX m_context;
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#else
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@ -47,8 +47,7 @@ POSSIBILITY OF SUCH DAMAGE.
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#include <CommonCrypto/CommonDigest.h>
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#elif TORRENT_USE_CRYPTOAPI_SHA_512
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#include <windows.h>
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#include <wincrypt.h>
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#include "libtorrent/aux_/win_crypto_provider.hpp"
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#elif defined TORRENT_USE_LIBCRYPTO
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@ -114,7 +113,7 @@ namespace libtorrent
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#elif TORRENT_USE_COMMONCRYPTO
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CC_SHA512_CTX m_context;
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#elif TORRENT_USE_CRYPTOAPI_SHA_512
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HCRYPTHASH m_context;
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aux::crypt_hash<CALG_SHA_512, PROV_RSA_AES> m_context;
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#elif defined TORRENT_USE_LIBCRYPTO
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SHA512_CTX m_context;
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#else
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@ -35,34 +35,6 @@ POSSIBILITY OF SUCH DAMAGE.
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#include "libtorrent/assert.hpp"
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#include "libtorrent/aux_/openssl.hpp"
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#if TORRENT_USE_CRYPTOAPI
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namespace
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{
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HCRYPTPROV make_crypt_provider()
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{
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using namespace libtorrent;
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HCRYPTPROV ret;
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if (CryptAcquireContext(&ret, nullptr, nullptr, PROV_RSA_FULL
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, CRYPT_VERIFYCONTEXT) == false)
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{
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#ifndef BOOST_NO_EXCEPTIONS
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throw system_error(error_code(GetLastError(), system_category()));
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#else
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std::terminate();
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#endif
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}
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return ret;
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}
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HCRYPTPROV get_crypt_provider()
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{
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static HCRYPTPROV prov = make_crypt_provider();
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return prov;
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}
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}
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#endif
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namespace libtorrent
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{
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#ifdef TORRENT_MACOS_DEPRECATED_LIBCRYPTO
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#elif TORRENT_USE_COMMONCRYPTO
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CC_SHA1_Init(&m_context);
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#elif TORRENT_USE_CRYPTOAPI
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if (CryptCreateHash(get_crypt_provider(), CALG_SHA1, 0, 0, &m_context) == false)
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{
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#ifndef BOOST_NO_EXCEPTIONS
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throw system_error(error_code(GetLastError(), system_category()));
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#else
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std::terminate();
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#endif
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}
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#elif defined TORRENT_USE_LIBCRYPTO
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SHA1_Init(&m_context);
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#else
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gcry_md_copy(&m_context, h.m_context);
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return *this;
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}
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#elif TORRENT_USE_CRYPTOAPI
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hasher::hasher(hasher const& h)
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{
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if (CryptDuplicateHash(h.m_context, 0, 0, &m_context) == false)
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{
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#ifndef BOOST_NO_EXCEPTIONS
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throw system_error(error_code(GetLastError(), system_category()));
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#else
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std::terminate();
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#endif
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}
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}
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hasher& hasher::operator=(hasher const& h)
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{
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if (this == &h) return *this;
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CryptDestroyHash(m_context);
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if (CryptDuplicateHash(h.m_context, 0, 0, &m_context) == false)
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{
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#ifndef BOOST_NO_EXCEPTIONS
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throw system_error(error_code(GetLastError(), system_category()));
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#else
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std::terminate();
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#endif
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}
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return *this;
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}
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#else
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hasher::hasher(hasher const&) = default;
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hasher& hasher::operator=(hasher const&) = default;
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#elif TORRENT_USE_COMMONCRYPTO
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CC_SHA1_Update(&m_context, reinterpret_cast<unsigned char const*>(data.data()), CC_LONG(data.size()));
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#elif TORRENT_USE_CRYPTOAPI
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if (CryptHashData(m_context, reinterpret_cast<BYTE const*>(data.data()), int(data.size()), 0) == false)
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{
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#ifndef BOOST_NO_EXCEPTIONS
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throw system_error(error_code(GetLastError(), system_category()));
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#else
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std::terminate();
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#endif
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}
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m_context.update(data);
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#elif defined TORRENT_USE_LIBCRYPTO
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SHA1_Update(&m_context, reinterpret_cast<unsigned char const*>(data.data()), data.size());
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#else
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#elif TORRENT_USE_COMMONCRYPTO
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CC_SHA1_Final(reinterpret_cast<unsigned char*>(digest.data()), &m_context);
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#elif TORRENT_USE_CRYPTOAPI
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DWORD size = DWORD(digest.size());
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if (CryptGetHashParam(m_context, HP_HASHVAL
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, reinterpret_cast<BYTE*>(digest.data()), &size, 0) == false)
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{
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#ifndef BOOST_NO_EXCEPTIONS
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throw system_error(error_code(GetLastError(), system_category()));
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#else
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std::terminate();
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#endif
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}
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TORRENT_ASSERT(size == digest.size());
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m_context.get_hash(digest.data(), digest.size());
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#elif defined TORRENT_USE_LIBCRYPTO
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SHA1_Final(reinterpret_cast<unsigned char*>(digest.data()), &m_context);
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#else
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#elif TORRENT_USE_COMMONCRYPTO
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CC_SHA1_Init(&m_context);
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#elif TORRENT_USE_CRYPTOAPI
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CryptDestroyHash(m_context);
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if (CryptCreateHash(get_crypt_provider(), CALG_SHA1, 0, 0, &m_context) == false)
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{
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#ifndef BOOST_NO_EXCEPTIONS
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throw system_error(error_code(GetLastError(), system_category()));
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#else
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std::terminate();
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#endif
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}
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m_context.reset();
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#elif defined TORRENT_USE_LIBCRYPTO
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SHA1_Init(&m_context);
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#else
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hasher::~hasher()
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{
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#if TORRENT_USE_CRYPTOAPI
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CryptDestroyHash(m_context);
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#elif defined TORRENT_USE_LIBGCRYPT
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#if defined TORRENT_USE_LIBGCRYPT
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gcry_md_close(m_context);
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#endif
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}
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#include "libtorrent/assert.hpp"
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#include "libtorrent/aux_/openssl.hpp"
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#if TORRENT_USE_CRYPTOAPI_SHA_512
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namespace
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{
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HCRYPTPROV make_crypt_provider()
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{
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using namespace libtorrent;
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HCRYPTPROV ret;
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if (CryptAcquireContext(&ret, nullptr, nullptr, PROV_RSA_AES
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, CRYPT_VERIFYCONTEXT) == false)
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{
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#ifndef BOOST_NO_EXCEPTIONS
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throw system_error(error_code(GetLastError(), system_category()));
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#else
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std::terminate();
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#endif
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}
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return ret;
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}
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HCRYPTPROV get_crypt_provider()
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{
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static HCRYPTPROV prov = make_crypt_provider();
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return prov;
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}
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}
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#endif
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namespace libtorrent
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{
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#ifdef TORRENT_MACOS_DEPRECATED_LIBCRYPTO
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#elif TORRENT_USE_COMMONCRYPTO
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CC_SHA512_Init(&m_context);
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#elif TORRENT_USE_CRYPTOAPI_SHA_512
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if (CryptCreateHash(get_crypt_provider(), CALG_SHA_512, 0, 0, &m_context) == false)
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{
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#ifndef BOOST_NO_EXCEPTIONS
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throw system_error(error_code(GetLastError(), system_category()));
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#else
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std::terminate();
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#endif
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}
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#elif defined TORRENT_USE_LIBCRYPTO
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SHA512_Init(&m_context);
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#else
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gcry_md_copy(&m_context, h.m_context);
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return *this;
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}
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#elif TORRENT_USE_CRYPTOAPI_SHA_512
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hasher512::hasher512(hasher512 const& h)
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{
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if (CryptDuplicateHash(h.m_context, 0, 0, &m_context) == false)
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{
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#ifndef BOOST_NO_EXCEPTIONS
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throw system_error(error_code(GetLastError(), system_category()));
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#else
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std::terminate();
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#endif
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}
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}
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hasher512& hasher512::operator=(hasher512 const& h)
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{
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if (this == &h) return *this;
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CryptDestroyHash(m_context);
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if (CryptDuplicateHash(h.m_context, 0, 0, &m_context) == false)
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{
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#ifndef BOOST_NO_EXCEPTIONS
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throw system_error(error_code(GetLastError(), system_category()));
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#else
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std::terminate();
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#endif
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}
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return *this;
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}
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#else
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hasher512::hasher512(hasher512 const&) = default;
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hasher512& hasher512::operator=(hasher512 const&) = default;
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@ -151,14 +88,7 @@ namespace libtorrent
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#elif TORRENT_USE_COMMONCRYPTO
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CC_SHA512_Update(&m_context, reinterpret_cast<unsigned char const*>(data.data()), CC_LONG(data.size()));
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#elif TORRENT_USE_CRYPTOAPI_SHA_512
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if (CryptHashData(m_context, reinterpret_cast<BYTE const*>(data.data()), int(data.size()), 0) == false)
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{
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#ifndef BOOST_NO_EXCEPTIONS
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throw system_error(error_code(GetLastError(), system_category()));
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#else
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std::terminate();
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#endif
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}
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m_context.update(data);
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#elif defined TORRENT_USE_LIBCRYPTO
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SHA512_Update(&m_context, reinterpret_cast<unsigned char const*>(data.data()), data.size());
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#else
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@ -176,18 +106,7 @@ namespace libtorrent
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#elif TORRENT_USE_COMMONCRYPTO
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CC_SHA512_Final(reinterpret_cast<unsigned char*>(digest.data()), &m_context);
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#elif TORRENT_USE_CRYPTOAPI_SHA_512
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DWORD size = DWORD(digest.size());
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if (CryptGetHashParam(m_context, HP_HASHVAL
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, reinterpret_cast<BYTE*>(digest.data()), &size, 0) == false)
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{
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#ifndef BOOST_NO_EXCEPTIONS
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throw system_error(error_code(GetLastError(), system_category()));
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#else
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std::terminate();
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#endif
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}
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TORRENT_ASSERT(size == digest.size());
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m_context.get_hash(digest.data(), digest.size());
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#elif defined TORRENT_USE_LIBCRYPTO
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SHA512_Final(reinterpret_cast<unsigned char*>(digest.data()), &m_context);
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||||
#else
|
||||
|
@ -203,15 +122,7 @@ namespace libtorrent
|
|||
#elif TORRENT_USE_COMMONCRYPTO
|
||||
CC_SHA512_Init(&m_context);
|
||||
#elif TORRENT_USE_CRYPTOAPI_SHA_512
|
||||
CryptDestroyHash(m_context);
|
||||
if (CryptCreateHash(get_crypt_provider(), CALG_SHA_512, 0, 0, &m_context) == false)
|
||||
{
|
||||
#ifndef BOOST_NO_EXCEPTIONS
|
||||
throw system_error(error_code(GetLastError(), system_category()));
|
||||
#else
|
||||
std::terminate();
|
||||
#endif
|
||||
}
|
||||
m_context.reset();
|
||||
#elif defined TORRENT_USE_LIBCRYPTO
|
||||
SHA512_Init(&m_context);
|
||||
#else
|
||||
|
@ -221,9 +132,7 @@ namespace libtorrent
|
|||
|
||||
hasher512::~hasher512()
|
||||
{
|
||||
#if TORRENT_USE_CRYPTOAPI_SHA_512
|
||||
CryptDestroyHash(m_context);
|
||||
#elif defined TORRENT_USE_LIBGCRYPT
|
||||
#if defined TORRENT_USE_LIBGCRYPT
|
||||
gcry_md_close(m_context);
|
||||
#endif
|
||||
}
|
||||
|
|
|
@ -38,8 +38,7 @@ POSSIBILITY OF SUCH DAMAGE.
|
|||
#include "libtorrent/aux_/disable_warnings_push.hpp"
|
||||
|
||||
#if TORRENT_USE_CRYPTOAPI
|
||||
#include <windows.h>
|
||||
#include <wincrypt.h>
|
||||
#include "libtorrent/aux_/win_crypto_provider.hpp"
|
||||
|
||||
#elif defined TORRENT_USE_LIBCRYPTO
|
||||
extern "C" {
|
||||
|
@ -51,34 +50,6 @@ extern "C" {
|
|||
|
||||
#include "libtorrent/aux_/disable_warnings_pop.hpp"
|
||||
|
||||
#if TORRENT_USE_CRYPTOAPI
|
||||
namespace
|
||||
{
|
||||
HCRYPTPROV make_crypt_provider()
|
||||
{
|
||||
using namespace libtorrent;
|
||||
|
||||
HCRYPTPROV ret;
|
||||
if (CryptAcquireContext(&ret, nullptr, nullptr, PROV_RSA_FULL
|
||||
, CRYPT_VERIFYCONTEXT) == false)
|
||||
{
|
||||
#ifndef BOOST_NO_EXCEPTIONS
|
||||
throw system_error(error_code(GetLastError(), system_category()));
|
||||
#else
|
||||
std::terminate();
|
||||
#endif
|
||||
}
|
||||
return ret;
|
||||
}
|
||||
|
||||
HCRYPTPROV get_crypt_provider()
|
||||
{
|
||||
static HCRYPTPROV prov = make_crypt_provider();
|
||||
return prov;
|
||||
}
|
||||
}
|
||||
#endif
|
||||
|
||||
namespace libtorrent
|
||||
{
|
||||
namespace aux
|
||||
|
@ -98,15 +69,7 @@ namespace libtorrent
|
|||
void random_bytes(span<char> buffer)
|
||||
{
|
||||
#if TORRENT_USE_CRYPTOAPI
|
||||
if (!CryptGenRandom(get_crypt_provider(), int(buffer.size())
|
||||
, reinterpret_cast<BYTE*>(buffer.data())))
|
||||
{
|
||||
#ifndef BOOST_NO_EXCEPTIONS
|
||||
throw system_error(error_code(GetLastError(), system_category()));
|
||||
#else
|
||||
std::terminate();
|
||||
#endif
|
||||
}
|
||||
aux::crypt_gen_random(buffer);
|
||||
|
||||
#elif defined TORRENT_USE_LIBCRYPTO
|
||||
#ifdef TORRENT_MACOS_DEPRECATED_LIBCRYPTO
|
||||
|
|
Loading…
Reference in New Issue