2 * Copyright (C) 2010 Felix Fietkau <nbd@openwrt.org>
4 * This program is free software; you can redistribute it and/or modify
5 * it under the terms of the GNU General Public License v2 as published by
6 * the Free Software Foundation.
8 * This program is distributed in the hope that it will be useful,
9 * but WITHOUT ANY WARRANTY; without even the implied warranty of
10 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
11 * GNU General Public License for more details.
13 * You should have received a copy of the GNU General Public License
14 * along with this program; if not, write to the Free Software
15 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307, USA.
23 #define DPRINTF(level, ...) if (debug >= level) fprintf(stderr, __VA_ARGS__);
25 #define DPRINTF(...) do {} while(0)
29 #define __packed __attribute__((packed))
32 #define __uc(c) ((unsigned char *)(c))
34 #define MAC_FMT "%02x:%02x:%02x:%02x:%02x:%02x"
35 #define MAC_BUF(_c) __uc(_c)[0], __uc(_c)[1], __uc(_c)[2], __uc(_c)[3], __uc(_c)[4], __uc(_c)[5]
37 #define IP_FMT "%d.%d.%d.%d"
38 #define IP_BUF(_c) __uc(_c)[0], __uc(_c)[1], __uc(_c)[2], __uc(_c)[3]
40 #define DUMMY_IP ((uint8_t *) "\x01\x01\x01\x01")
42 #define DHCP_FLAG_BROADCAST (1 << 15)
44 struct relayd_interface {
45 struct list_head list;
47 struct uloop_fd bcast_fd;
48 struct sockaddr_ll sll;
49 struct sockaddr_ll bcast_sll;
50 char ifname[IFNAMSIZ];
51 struct list_head hosts;
57 struct list_head list;
58 struct relayd_interface *rif;
59 uint8_t lladdr[ETH_ALEN];
61 struct uloop_timeout timeout;
66 struct ether_header eth;
71 struct ether_header eth;
76 uint8_t op, htype, hlen, hops;
79 struct in_addr ciaddr, yiaddr, siaddr, giaddr;
80 unsigned char chaddr[16];
81 unsigned char sname[64];
82 unsigned char file[128];
90 struct list_head interfaces;