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https://github.com/mod-playerbots/azerothcore-wotlk.git
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105 lines
3.3 KiB
C++
105 lines
3.3 KiB
C++
/*
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* This file is part of the AzerothCore Project. See AUTHORS file for Copyright information
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms of the GNU Affero General Public License as published by the
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* Free Software Foundation; either version 3 of the License, or (at your
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* option) any later version.
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*
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* This program is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU Affero General Public License for
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* more details.
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*
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* You should have received a copy of the GNU General Public License along
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* with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include "OpenSSLCrypto.h"
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#include <openssl/crypto.h>
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#if defined(OPENSSL_VERSION_NUMBER) && OPENSSL_VERSION_NUMBER < 0x1010000fL
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#include <vector>
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#include <thread>
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#include <mutex>
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std::vector<std::mutex*> cryptoLocks;
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static void lockingCallback(int mode, int type, char const* /*file*/, int /*line*/)
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{
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if (mode & CRYPTO_LOCK)
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cryptoLocks[type]->lock();
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else
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cryptoLocks[type]->unlock();
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}
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static void threadIdCallback(CRYPTO_THREADID * id)
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{
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(void)id;
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CRYPTO_THREADID_set_numeric(id, std::hash<std::thread::id>()(std::this_thread::get_id()));
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}
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#elif OPENSSL_VERSION_NUMBER >= 0x30000000L
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#include <openssl/provider.h>
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OSSL_PROVIDER* LegacyProvider;
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OSSL_PROVIDER* DefaultProvider;
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#endif
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#if OPENSSL_VERSION_NUMBER >= 0x30000000L && AC_PLATFORM == AC_PLATFORM_WINDOWS
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#include <boost/dll/runtime_symbol_info.hpp>
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#include <filesystem>
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void SetupLibrariesForWindows()
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{
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namespace fs = std::filesystem;
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fs::path programLocation{ boost::dll::program_location().remove_filename().string() };
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fs::path libLegacy{ boost::dll::program_location().remove_filename().string() + "/legacy.dll" };
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ASSERT(fs::exists(libLegacy), "Not found 'legacy.dll'. Please copy library 'legacy.dll' from OpenSSL default dir to '{}'", programLocation.generic_string());
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OSSL_PROVIDER_set_default_search_path(nullptr, programLocation.generic_string().c_str());
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}
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#endif
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void OpenSSLCrypto::threadsSetup()
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{
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#if defined(OPENSSL_VERSION_NUMBER) && OPENSSL_VERSION_NUMBER < 0x1010000fL
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cryptoLocks.resize(CRYPTO_num_locks());
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for (int i = 0 ; i < CRYPTO_num_locks(); ++i)
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{
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cryptoLocks[i] = new std::mutex();
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}
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(void)&threadIdCallback;
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CRYPTO_THREADID_set_callback(threadIdCallback);
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(void)&lockingCallback;
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CRYPTO_set_locking_callback(lockingCallback);
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#elif OPENSSL_VERSION_NUMBER >= 0x30000000L
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#if AC_PLATFORM == AC_PLATFORM_WINDOWS
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SetupLibrariesForWindows();
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#endif
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LegacyProvider = OSSL_PROVIDER_load(nullptr, "legacy");
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DefaultProvider = OSSL_PROVIDER_load(nullptr, "default");
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#endif
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}
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void OpenSSLCrypto::threadsCleanup()
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{
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#if defined(OPENSSL_VERSION_NUMBER) && OPENSSL_VERSION_NUMBER < 0x1010000fL
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CRYPTO_set_locking_callback(nullptr);
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CRYPTO_THREADID_set_callback(nullptr);
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for (int i = 0 ; i < CRYPTO_num_locks(); ++i)
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{
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delete cryptoLocks[i];
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}
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cryptoLocks.resize(0);
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#elif OPENSSL_VERSION_NUMBER >= 0x30000000L
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OSSL_PROVIDER_unload(LegacyProvider);
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OSSL_PROVIDER_unload(DefaultProvider);
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OSSL_PROVIDER_set_default_search_path(nullptr, nullptr);
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#endif
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}
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