1 files changed, 47 insertions, 0 deletions
diff --git a/src/openvpn/ping.h b/src/openvpn/ping.h
new file mode 100644
index 0000000..88f5f3a
--- /dev/null
+++ b/src/openvpn/ping.h
@@ -0,0 +1,47 @@
+/*
+ *  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
+ */
+
+#ifndef PING_H
+#define PING_H
+
+#include "init.h"
+#include "forward.h"
+
+/*
+ * Initial default --ping-restart before --pull
+ */
+#define PRE_PULL_INITIAL_PING_RESTART 120  /* in seconds */
+
+extern const uint8_t ping_string[];
+
+/* PING_STRING_SIZE must be sizeof (ping_string) */
+#define PING_STRING_SIZE 16
+
+static inline bool
+is_ping_msg (const struct buffer* buf)
+{
+  return buf_string_match (buf, ping_string, PING_STRING_SIZE);
+}
+
+#endif