set up basic infrastructure ha_sync plugin

2010-04-07 13:55:11 +02:00
parent e16d76f9a4
commit e5e91eec29
10 changed files with 767 additions and 160 deletions
@@ -0,0 +1,65 @@
+/*
+ * Copyright (C) 2008 Martin Willi
+ * Hochschule fuer Technik Rapperswil
+ *
+ * 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; either version 2 of the License, or (at your
+ * option) any later version.  See <http://www.fsf.org/copyleft/gpl.txt>.
+ *
+ * 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.
+ *
+ * $Id$
+ */
+
+/**
+ * @defgroup ha_sync_socket ha_sync_socket
+ * @{ @ingroup ha_sync
+ */
+
+#ifndef HA_SYNC_SOCKET_H_
+#define HA_SYNC_SOCKET_H_
+
+#include "ha_sync_message.h"
+
+/**
+ * UDP port we use for communication
+ */
+#define HA_SYNC_PORT 4510
+
+typedef struct ha_sync_socket_t ha_sync_socket_t;
+
+/**
+ * Socket to send/received SA synchronization data
+ */
+struct ha_sync_socket_t {
+
+	/**
+	 * Push synchronization information to the responsible node.
+	 *
+	 * @param message	message to send
+	 */
+	void (*push)(ha_sync_socket_t *this, ha_sync_message_t *message);
+
+	/**
+	 * Pull synchronization information from a peer we are responsible.
+	 *
+	 * @return			received message
+	 */
+	ha_sync_message_t *(*pull)(ha_sync_socket_t *this);
+
+	/**
+	 * Destroy a ha_sync_socket_t.
+	 */
+	void (*destroy)(ha_sync_socket_t *this);
+};
+
+/**
+ * Create a ha_sync_socket instance.
+ */
+ha_sync_socket_t *ha_sync_socket_create();
+
+#endif /* HA_SYNC_SOCKET_ @}*/