From 405f823f68621352e48810c33f1f9dbd36904ff8 Mon Sep 17 00:00:00 2001
From: StormBytePP <stormbyte@gmail.com>
Date: Sun, 23 Aug 2015 23:20:09 +0200
Subject: Core/BuildSystem: Merged crypto and gitrevision into common, cleaned
 include directory lists (to mimic 6.x buildsystem)

---
 src/common/Cryptography/OpenSSLCrypto.cpp | 59 +++++++++++++++++++++++++++++++
 1 file changed, 59 insertions(+)
 create mode 100644 src/common/Cryptography/OpenSSLCrypto.cpp

(limited to 'src/common/Cryptography/OpenSSLCrypto.cpp')

diff --git a/src/common/Cryptography/OpenSSLCrypto.cpp b/src/common/Cryptography/OpenSSLCrypto.cpp
new file mode 100644
index 00000000000..f122888292f
--- /dev/null
+++ b/src/common/Cryptography/OpenSSLCrypto.cpp
@@ -0,0 +1,59 @@
+/*
+ * Copyright (C) 2008-2015 TrinityCore <http://www.trinitycore.org/>
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by the
+ * Free Software Foundation; either version 2 of the License, or (at your
+ * option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
+ * more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include <OpenSSLCrypto.h>
+#include <openssl/crypto.h>
+#include <vector>
+#include <thread>
+#include <mutex>
+
+std::vector<std::mutex*> cryptoLocks;
+
+static void lockingCallback(int mode, int type, const char* /*file*/, int /*line*/)
+{
+    if (mode & CRYPTO_LOCK)
+        cryptoLocks[type]->lock();
+    else
+        cryptoLocks[type]->unlock();
+}
+
+static void threadIdCallback(CRYPTO_THREADID * 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;
+    }
+    CRYPTO_THREADID_set_callback(threadIdCallback);
+    CRYPTO_set_locking_callback(lockingCallback);
+}
+
+void OpenSSLCrypto::threadsCleanup()
+{
+    CRYPTO_set_locking_callback(NULL);
+    CRYPTO_THREADID_set_callback(NULL);
+    for(int i = 0 ; i < CRYPTO_num_locks(); ++i)
+    {
+        delete cryptoLocks[i];
+    }
+    cryptoLocks.resize(0);
+}
-- 
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