| /******************************************************************************* |
| * 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. |
| * |
| * 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_VERSION '2' |
| |
| /* |
| * Start UDP discovery server |
| */ |
| extern int discovery_start_udp(void); |
| |
| #endif /* D_discovery_udp */ |
