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Diffstat (limited to 'agent/tcf/services/discovery_udp.h')
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diff --git a/agent/tcf/services/discovery_udp.h b/agent/tcf/services/discovery_udp.h
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+/*******************************************************************************
+ * Copyright (c) 2007, 2010 Wind River Systems, Inc. and others.
+ * All rights reserved. This program and the accompanying materials
+ * are made available under the terms of the Eclipse Public License v1.0
+ * and Eclipse Distribution License v1.0 which accompany this distribution.
+ * The Eclipse Public License is available at
+ * http://www.eclipse.org/legal/epl-v10.html
+ * and the Eclipse Distribution License is available at
+ * http://www.eclipse.org/org/documents/edl-v10.php.
+ * You may elect to redistribute this code under either of these licenses.
+ *
+ * Contributors:
+ * Wind River Systems - initial API and implementation
+ *******************************************************************************/
+
+/*
+ * Simple UDP based discovery server interface
+ */
+
+#ifndef D_discovery_udp
+#define D_discovery_udp
+
+/*
+ * Packet max payload size, assuming:
+ * IPv6 header: 40 bytes,
+ * UDP header: 8 bytes,
+ * max jumbo packet size: 9000 bytes,
+ * max non-fragmented packet size: 1500 bytes
+ */
+#define MAX_PACKET_SIZE (9000 - 40 - 8)
+#define PREF_PACKET_SIZE (1500 - 40 - 8)
+
+/* UDP discovery packet types: */
+#define UDP_REQ_INFO 1 /* Peer info request */
+#define UDP_ACK_INFO 2 /* Peer info - contains list of peer attributes */
+#define UDP_REQ_SLAVES 3 /* List of slaves request */
+#define UDP_ACK_SLAVES 4 /* List of slaves - contains list of socket addresses */
+#define UDP_PEERS_REMOVED 5 /* List of peers that are removed */
+
+#define UDP_VERSION '2'
+
+/*
+ * Start UDP discovery server
+ */
+extern int discovery_start_udp(void);
+
+/*
+ * Stop UDP discovery server
+ */
+extern int discovery_stop_udp(void);
+
+#endif /* D_discovery_udp */

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