1/* 2 * Copyright (C) NEC Europe Ltd., 2003 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer. 10 * 2. Redistributions in binary form must reproduce the above copyright 11 * notice, this list of conditions and the following disclaimer in the 12 * documentation and/or other materials provided with the distribution. 13 * 3. Neither the name of the project nor the names of its contributors 14 * may be used to endorse or promote products derived from this software 15 * without specific prior written permission. 16 * 17 * THIS SOFTWARE IS PROVIDED BY THE PROJECT AND CONTRIBUTORS ``AS IS'' AND 18 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 19 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 20 * ARE DISCLAIMED. IN NO EVENT SHALL THE PROJECT OR CONTRIBUTORS BE LIABLE 21 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 22 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 23 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 24 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 25 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 26 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 27 * SUCH DAMAGE. 28 */ 29 30#ifndef __RELAY6_PARSER_H_DEFINED 31#define __RELAY6_PARSER_H_DEFINED 32 33#include "dhcp6r.h" 34#include "relay6_socket.h" 35 36struct msg_parser { 37 struct msg_parser *next; 38 struct msg_parser *prev; 39 40 int if_index; 41 uint8_t msg_type; 42 uint8_t hop; 43 uint8_t *buffer; 44 uint8_t *ptomsg; 45 uint8_t *pstart, *pointer_start, *hc_pointer; 46 uint32_t datalength; /* the length of the DHCPv6 message */ 47 int dst_addr_type; 48 char src_addr[INET6_ADDRSTRLEN]; /* source address from the UDP packet */ 49 char peer_addr[INET6_ADDRSTRLEN]; 50 char link_addr[INET6_ADDRSTRLEN]; 51 int interface_in, hop_count; 52 int sent; 53 int isRF; 54}; 55 56struct msg_parser msg_parser_list; 57 58struct msg_parser *create_parser_obj __P((void)); 59int put_msg_in_store __P((struct msg_parser *mesg)); 60int check_buffer __P((int ref, struct msg_parser *mesg)); 61 62#endif /* __RELAY6_PARSER_H_DEFINED */ 63