Imported Upstream version 2.2.1upstream/2.2.1

1 files changed, 43 insertions, 0 deletions

diff --git a/memcmp.c b/memcmp.c
new file mode 100644
index 0000000..d921aac
--- /dev/null
+++ b/memcmp.c
@@ -0,0 +1,43 @@
+/*
+ *  OpenVPN -- An application to securely tunnel IP networks
+ *             over a single TCP/UDP port, with support for SSL/TLS-based
+ *             session authentication and key exchange,
+ *             packet encryption, packet authentication, and
+ *             packet compression.
+ *
+ *  Copyright (C) 2002-2010 OpenVPN Technologies, Inc. <sales@openvpn.net>
+ *
+ *  This program is free software; you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License version 2
+ *  as published by the Free Software Foundation.
+ *
+ *  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 (see the file COPYING included with this
+ *  distribution); if not, write to the Free Software Foundation, Inc.,
+ *  59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+ */
+
+#include "syshead.h"
+
+#include "memdbg.h"
+
+int
+memcmp (const void *s1, const void *s2, size_t n)
+{
+  unsigned const char *p1 = s1, *p2 = s2;
+  int d;
+
+  if (n)
+    while (n-- > 0)
+      {
+	d = *p1++ - *p2++;
+	if (d != 0)
+	  return d;
+      }
+  return 0;
+}