1 files changed, 68 insertions, 0 deletions
diff --git a/mysql/mysys_ssl/my_md5.cpp b/mysql/mysys_ssl/my_md5.cpp
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+++ b/mysql/mysys_ssl/my_md5.cpp
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+/* Copyright (c) 2012, Oracle and/or its affiliates. All rights reserved.
+
+   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; version 2 of the License.
+
+   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, write to the Free Software Foundation,
+   51 Franklin Street, Suite 500, Boston, MA 02110-1335 USA */
+
+
+/**
+  @file
+
+  @brief
+  Wrapper functions for OpenSSL and YaSSL. Also provides a Compatibility layer
+  to make available YaSSL's MD5 implementation.
+*/
+
+#include <my_global.h>
+#include <my_md5.h>
+
+#if defined(HAVE_YASSL)
+#include "my_config.h"
+#include "md5.hpp"
+
+static void my_md5_hash(char *digest, const char *buf, int len)
+{
+  TaoCrypt::MD5 hasher;
+  hasher.Update((TaoCrypt::byte *) buf, len);
+  hasher.Final((TaoCrypt::byte *) digest);
+}
+
+#elif defined(HAVE_OPENSSL)
+#include <openssl/md5.h>
+
+static void my_md5_hash(unsigned char* digest, unsigned const char *buf, int len)
+{
+  MD5_CTX ctx;
+  MD5_Init (&ctx);
+  MD5_Update (&ctx, buf, len);
+  MD5_Final (digest, &ctx);
+}
+
+#endif /* HAVE_YASSL */
+
+/**
+    Wrapper function to compute MD5 message digest.
+
+    @param digest [out]  Computed MD5 digest
+    @param buf    [in]   Message to be computed
+    @param len    [in]   Length of the message
+
+    @return              void
+*/
+void compute_md5_hash(char *digest, const char *buf, int len)
+{
+#if defined(HAVE_YASSL)
+  my_md5_hash(digest, buf, len);
+#elif defined(HAVE_OPENSSL)
+  my_md5_hash((unsigned char*)digest, (unsigned const char*)buf, len);
+#endif /* HAVE_YASSL */
+}