Added --port-share option for allowing OpenVPN and HTTPS

server to share the same port number.


git-svn-id: http://svn.openvpn.net/projects/openvpn/branches/BETA21/openvpn@893 e7ae566f-a301-0410-adde-c780ea21d3b5

1 files changed, 57 insertions, 0 deletions

diff --git a/ps.h b/ps.h
new file mode 100644
index 0000000..65c4c97
--- /dev/null
+++ b/ps.h
@@ -0,0 +1,57 @@
+/*
+ *  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) 2002-2005 OpenVPN Solutions LLC <info@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 PS_H
+#define PS_H
+
+#if PORT_SHARE
+
+#include "basic.h"
+#include "buffer.h"
+#include "ssl.h"
+
+typedef void (*post_fork_cleanup_func_t)(void *arg);
+
+struct port_share {
+  /* Foreground's socket to background process */
+  socket_descriptor_t foreground_fd;
+
+  /* Process ID of background process */
+  pid_t background_pid;
+};
+
+extern struct port_share *port_share;
+
+struct port_share *port_share_open (const char *host,
+				    const int port);
+
+void port_share_close (struct port_share *ps);
+void port_share_abort (struct port_share *ps);
+
+bool is_openvpn_protocol (const struct buffer *buf);
+
+void port_share_redirect (struct port_share *ps, const struct buffer *head, socket_descriptor_t sd);
+
+#endif
+#endif