1 files changed, 74 insertions, 0 deletions
diff --git a/storage/xtradb/wsrep/md5.cc b/storage/xtradb/wsrep/md5.cc
new file mode 100644
index 00000000000..30be6ab7dd3
--- /dev/null
+++ b/storage/xtradb/wsrep/md5.cc
@@ -0,0 +1,74 @@
+/*
+   Copyright (c) 2014 SkySQL AB.
+
+   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, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+*/
+
+#ifdef WITH_WSREP
+
+#if defined(HAVE_YASSL)
+#include "my_config.h"
+#include "md5.hpp"
+#elif defined(HAVE_OPENSSL)
+#include <openssl/md5.h>
+#endif /* HAVE_YASSL */
+
+/* Initialize md5 object. */
+void *wsrep_md5_init()
+{
+#if defined(HAVE_YASSL)
+  TaoCrypt::MD5 *hasher= new TaoCrypt::MD5;
+  return (void*)hasher;
+#elif defined(HAVE_OPENSSL)
+  MD5_CTX *ctx = new MD5_CTX();
+  MD5_Init (ctx);
+  return (void *)ctx;
+#endif /* HAVE_YASSL */
+}
+
+/**
+  Supply message to be hashed.
+
+  @param ctx [IN]    Pointer to MD5 context
+  @param buf [IN]    Message to be computed.
+  @param len [IN]    Length of the message.
+*/
+void wsrep_md5_update(void *ctx, char* buf, int len)
+{
+#if defined(HAVE_YASSL)
+  ((TaoCrypt::MD5 *)ctx)->Update((TaoCrypt::byte *) buf, len);
+#elif defined(HAVE_OPENSSL)
+  MD5_Update((MD5_CTX*)(ctx), buf, len);
+#endif /* HAVE_YASSL */
+}
+
+/**
+  Place computed MD5 digest into the given buffer.
+
+  @param digest [OUT] Computed MD5 digest
+  @param ctx    [IN]  Pointer to MD5 context
+*/
+void wsrep_compute_md5_hash(char *digest, void *ctx)
+{
+#if defined(HAVE_YASSL)
+  ((TaoCrypt::MD5*)ctx)->Final((TaoCrypt::byte *) digest);
+  delete (TaoCrypt::MD5*)ctx;
+#elif defined(HAVE_OPENSSL)
+  MD5_Final ((unsigned char*)digest, (MD5_CTX*)ctx);
+  delete (MD5_CTX*)ctx;
+#endif /* HAVE_YASSL */
+}
+
+#endif /* WITH_WSREP */
+