fea_rawpkt.xif

来自「BCAST Implementation for NS2」· XIF 代码 · 共 79 行

/* $XORP: xorp/xrl/interfaces/fea_rawpkt.xif,v 1.2 2003/01/28 02:20:34 pavlin Exp $ */

/*
 * Interface for sending packets on a raw socket. Typically implemented by the
 * fea.
 */

interface raw_packet/0.1 {
	/**
	 * Send a packet on a raw socket.
	 *
	 * @param src_address. Source address.
	 * @param dst_address. Destination address.
         * @param vif_name. Vif to send the packet on, essential for multicast.
	 *                  In the unicast case this field should be empty.
	 * @param proto. Protocol number (8 LSBs).
	 * @param ttl. Time to live (8 LSBs).
	 * @param tos. Type of service bits (Diffserv/ECN) (8 LSBs).
	 * @param options: IP options data, may include multiple IP options.
	 * @param payload. The payload, everything after the IP header and
	 *                 options.
	 */
	send4 ?  							      \
	        src_address:ipv4 & 				      	      \
	        dst_address:ipv4 & 					      \
	        vif_name:txt & 						      \
	        proto:u32 & 						      \
	        ttl:u32 & 						      \
		tos:u32 &						      \
		options:binary &					      \
	        payload:binary

	/**
	 * Send raw packet.  Checksum is computed and applied before 
	 * transmission.  All the fields within the IPv4 header must
	 * be in network order.
	 *
	 * @param vif_name.Vif to send the packet on, essential for multicast.
	 *                  In the unicast case this field should be empty.
	 *                 
	 * @param packet.  Raw IPv4 packet including header and payload.
	 */
	send_raw4 ? 							      \
		    vif_name:txt &					      \
		    packet:binary

	/**
	 * Register to receive packets.  The receiver is expected to
	 * support raw_socket_client/0.1 interface.
	 *
	 * @param router_name. Receivers Xrl router name
         * @param if_name.  Interface associated with VIF.
         * @param vif_name. Vif through which packets should be accepted.
	 * @param proto. Protocol number that the receiver is interested in.
	 *               A protocol number of 0 signifies interest in all
	 *               protocols.
	 */
	register_vif_receiver ?		 				      \
	 	router_name:txt & 				              \
	        if_name:txt & 						      \
	        vif_name:txt & 						      \
		proto:u32

	/**
	 * Unregister stop receiving packets.
	 *
	 * @param router_name. Receivers Xrl router name
         * @param if_name.  Interface associated with VIF.
         * @param vif_name. Vif through which packets should be accepted.
	 * @param proto Protocol number that the receiver is interested in.
	 */
	unregister_vif_receiver ? 					      \
		router_name:txt &					      \
	        if_name:txt & 						      \
	        vif_name:txt & 						      \
		proto:u32
		
}