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path: root/src/common/Cryptography/OpenSSLCrypto.cpp
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/*
 * Copyright (C) 2016+     AzerothCore <www.azerothcore.org>
 * Copyright (C) 2008-2016 TrinityCore <http://www.trinitycore.org/>
 * Copyright (C) 2005-2009 MaNGOS <http://getmangos.com/>
 */

#include <OpenSSLCrypto.h>

#if defined(OPENSSL_VERSION_NUMBER) && OPENSSL_VERSION_NUMBER < 0x1010000fL
#include <vector>
#include <thread>
#include <mutex>
std::vector<std::mutex*> cryptoLocks;
static void lockingCallback(int mode, int type, char const* /*file*/, int /*line*/)
{
    if (mode & CRYPTO_LOCK)
    {
        cryptoLocks[type]->lock();
    }
    else
    {
        cryptoLocks[type]->unlock();
    }
}
static void threadIdCallback(CRYPTO_THREADID* id)
{
    (void)id;
    CRYPTO_THREADID_set_numeric(id, std::hash<std::thread::id>()(std::this_thread::get_id()));
}
void OpenSSLCrypto::threadsSetup()
{
    cryptoLocks.resize(CRYPTO_num_locks());
    for (int i = 0 ; i < CRYPTO_num_locks(); ++i)
    {
        cryptoLocks[i] = new std::mutex();
    }
    (void)&threadIdCallback;
    CRYPTO_THREADID_set_callback(threadIdCallback);
    (void)&lockingCallback;
    CRYPTO_set_locking_callback(lockingCallback);
}
void OpenSSLCrypto::threadsCleanup()
{
    CRYPTO_set_locking_callback(nullptr);
    CRYPTO_THREADID_set_callback(nullptr);
    for (int i = 0 ; i < CRYPTO_num_locks(); ++i)
    {
        delete cryptoLocks[i];
    }
    cryptoLocks.resize(0);
}
#endif