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_SOCKET_H_DEFINED
31#define __RELAY6_SOCKET_H_DEFINED
32
33#include <sys/types.h>
34#include <sys/socket.h>
35#include <netinet/in.h>
36
37#include "dhcp6r.h"
38
39fd_set readfd;
40int fdmax;
41
42struct receive {
43	struct msghdr msg;
44	struct iovec iov[1];
45	struct cmsghdr *cmsgp;
46	struct sockaddr_in6 sin6;    /* my address information */
47	struct sockaddr_in6 from;
48	int recvmsglen;
49	char *recvp;
50	char src_addr[INET6_ADDRSTRLEN];
51	int pkt_interface;
52	int buflength;
53	int dst_addr_type ;
54	char *databuf;
55	int recv_sock_desc;
56};
57
58struct send {
59	int send_sock_desc;
60};
61
62struct send  *sendsock;
63struct receive *recvsock;
64
65int send_message __P((void));
66int fill_addr_struct __P((void));
67int set_sock_opt __P((void));
68int recv_data __P((void));
69int check_select __P((void));
70int get_recv_data __P((void));
71int get_interface_info __P((void));
72void init_socket __P((void));
73
74#endif /* __RELAY6_SOCKET_H_DEFINED */
75