| if_ether.c (63080) | if_ether.c (69152) |
|---|---|
| 1/* 2 * Copyright (c) 1982, 1986, 1988, 1993 3 * The Regents of the University of California. 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 --- 17 unchanged lines hidden (view full) --- 26 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 27 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 28 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 29 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 30 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 31 * SUCH DAMAGE. 32 * 33 * @(#)if_ether.c 8.1 (Berkeley) 6/10/93 | 1/* 2 * Copyright (c) 1982, 1986, 1988, 1993 3 * The Regents of the University of California. 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 --- 17 unchanged lines hidden (view full) --- 26 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 27 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 28 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 29 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 30 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 31 * SUCH DAMAGE. 32 * 33 * @(#)if_ether.c 8.1 (Berkeley) 6/10/93 |
| 34 * $FreeBSD: head/sys/netinet/if_ether.c 63080 2000-07-13 19:31:01Z dwmalone $ | 34 * $FreeBSD: head/sys/netinet/if_ether.c 69152 2000-11-25 07:35:38Z jlemon $ |
| 35 */ 36 37/* 38 * Ethernet address resolution protocol. 39 * TODO: 40 * add "inuse/lock" bit (or ref. count) along with valid bit 41 */ 42 --- 48 unchanged lines hidden (view full) --- 91 struct rtentry *la_rt; 92 struct mbuf *la_hold; /* last packet until resolved/timeout */ 93 long la_asked; /* last time we QUERIED for this addr */ 94#define la_timer la_rt->rt_rmx.rmx_expire /* deletion time in seconds */ 95}; 96 97static LIST_HEAD(, llinfo_arp) llinfo_arp; 98 | 35 */ 36 37/* 38 * Ethernet address resolution protocol. 39 * TODO: 40 * add "inuse/lock" bit (or ref. count) along with valid bit 41 */ 42 --- 48 unchanged lines hidden (view full) --- 91 struct rtentry *la_rt; 92 struct mbuf *la_hold; /* last packet until resolved/timeout */ 93 long la_asked; /* last time we QUERIED for this addr */ 94#define la_timer la_rt->rt_rmx.rmx_expire /* deletion time in seconds */ 95}; 96 97static LIST_HEAD(, llinfo_arp) llinfo_arp; 98 |
| 99struct ifqueue arpintrq = {0, 0, 0, 50}; | 99struct ifqueue arpintrq; |
| 100static int arp_inuse, arp_allocated; 101 102static int arp_maxtries = 5; 103static int useloopback = 1; /* use loopback interface for local traffic */ 104static int arp_proxyall = 0; 105 106SYSCTL_INT(_net_link_ether_inet, OID_AUTO, maxtries, CTLFLAG_RW, 107 &arp_maxtries, 0, ""); 108SYSCTL_INT(_net_link_ether_inet, OID_AUTO, useloopback, CTLFLAG_RW, 109 &useloopback, 0, ""); 110SYSCTL_INT(_net_link_ether_inet, OID_AUTO, proxyall, CTLFLAG_RW, 111 &arp_proxyall, 0, ""); 112 | 100static int arp_inuse, arp_allocated; 101 102static int arp_maxtries = 5; 103static int useloopback = 1; /* use loopback interface for local traffic */ 104static int arp_proxyall = 0; 105 106SYSCTL_INT(_net_link_ether_inet, OID_AUTO, maxtries, CTLFLAG_RW, 107 &arp_maxtries, 0, ""); 108SYSCTL_INT(_net_link_ether_inet, OID_AUTO, useloopback, CTLFLAG_RW, 109 &useloopback, 0, ""); 110SYSCTL_INT(_net_link_ether_inet, OID_AUTO, proxyall, CTLFLAG_RW, 111 &arp_proxyall, 0, ""); 112 |
| 113static void arp_init __P((void)); |
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| 113static void arp_rtrequest __P((int, struct rtentry *, struct sockaddr *)); 114static void arprequest __P((struct arpcom *, 115 struct in_addr *, struct in_addr *, u_char *)); 116static void arpintr __P((void)); 117static void arptfree __P((struct llinfo_arp *)); 118static void arptimer __P((void *)); 119static struct llinfo_arp 120 *arplookup __P((u_long, int, int)); --- 689 unchanged lines hidden (view full) --- 810 struct ifaddr *ifa; 811{ 812 if (ntohl(IA_SIN(ifa)->sin_addr.s_addr) != INADDR_ANY) 813 arprequest(ac, &IA_SIN(ifa)->sin_addr, 814 &IA_SIN(ifa)->sin_addr, ac->ac_enaddr); 815 ifa->ifa_rtrequest = arp_rtrequest; 816 ifa->ifa_flags |= RTF_CLONING; 817} | 114static void arp_rtrequest __P((int, struct rtentry *, struct sockaddr *)); 115static void arprequest __P((struct arpcom *, 116 struct in_addr *, struct in_addr *, u_char *)); 117static void arpintr __P((void)); 118static void arptfree __P((struct llinfo_arp *)); 119static void arptimer __P((void *)); 120static struct llinfo_arp 121 *arplookup __P((u_long, int, int)); --- 689 unchanged lines hidden (view full) --- 811 struct ifaddr *ifa; 812{ 813 if (ntohl(IA_SIN(ifa)->sin_addr.s_addr) != INADDR_ANY) 814 arprequest(ac, &IA_SIN(ifa)->sin_addr, 815 &IA_SIN(ifa)->sin_addr, ac->ac_enaddr); 816 ifa->ifa_rtrequest = arp_rtrequest; 817 ifa->ifa_flags |= RTF_CLONING; 818} |
| 819 820static void 821arp_init(void) 822{ 823 824 arpintrq.ifq_maxlen = 50; 825 mtx_init(&arpintrq.ifq_mtx, "arp_inq", MTX_DEF); 826} 827 828SYSINIT(arp, SI_SUB_PROTO_DOMAIN, SI_ORDER_ANY, arp_init, 0); |
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