| if.c (78064) | if.c (118660) |
|---|---|
| 1/* $FreeBSD: head/usr.sbin/rtadvd/if.c 78064 2001-06-11 12:39:29Z ume $ */ | 1/* $FreeBSD: head/usr.sbin/rtadvd/if.c 118660 2003-08-08 16:38:23Z ume $ */ |
| 2/* $KAME: if.c,v 1.17 2001/01/21 15:27:30 itojun Exp $ */ 3 4/* 5 * Copyright (C) 1995, 1996, 1997, and 1998 WIDE Project. 6 * All rights reserved. 7 * 8 * Redistribution and use in source and binary forms, with or without 9 * modification, are permitted provided that the following conditions --- 180 unchanged lines hidden (view full) --- 190/* give interface index and its old flags, then new flags returned */ 191int 192if_getflags(int ifindex, int oifflags) 193{ 194 struct ifreq ifr; 195 int s; 196 197 if ((s = socket(AF_INET6, SOCK_DGRAM, 0)) < 0) { | 2/* $KAME: if.c,v 1.17 2001/01/21 15:27:30 itojun Exp $ */ 3 4/* 5 * Copyright (C) 1995, 1996, 1997, and 1998 WIDE Project. 6 * All rights reserved. 7 * 8 * Redistribution and use in source and binary forms, with or without 9 * modification, are permitted provided that the following conditions --- 180 unchanged lines hidden (view full) --- 190/* give interface index and its old flags, then new flags returned */ 191int 192if_getflags(int ifindex, int oifflags) 193{ 194 struct ifreq ifr; 195 int s; 196 197 if ((s = socket(AF_INET6, SOCK_DGRAM, 0)) < 0) { |
| 198 syslog(LOG_ERR, "<%s> socket: %s", __FUNCTION__, | 198 syslog(LOG_ERR, "<%s> socket: %s", __func__, |
| 199 strerror(errno)); 200 return (oifflags & ~IFF_UP); 201 } 202 203 if_indextoname(ifindex, ifr.ifr_name); 204 if (ioctl(s, SIOCGIFFLAGS, (caddr_t)&ifr) < 0) { 205 syslog(LOG_ERR, "<%s> ioctl:SIOCGIFFLAGS: failed for %s", | 199 strerror(errno)); 200 return (oifflags & ~IFF_UP); 201 } 202 203 if_indextoname(ifindex, ifr.ifr_name); 204 if (ioctl(s, SIOCGIFFLAGS, (caddr_t)&ifr) < 0) { 205 syslog(LOG_ERR, "<%s> ioctl:SIOCGIFFLAGS: failed for %s", |
| 206 __FUNCTION__, ifr.ifr_name); | 206 __func__, ifr.ifr_name); |
| 207 close(s); 208 return (oifflags & ~IFF_UP); 209 } 210 close(s); 211 return (ifr.ifr_flags); 212} 213 214#define ROUNDUP8(a) (1 + (((a) - 1) | 7)) --- 19 unchanged lines hidden (view full) --- 234 case IFT_ETHER: 235 ndopt->nd_opt_len = (ROUNDUP8(ETHER_ADDR_LEN + 2)) >> 3; 236 addr = (char *)(ndopt + 1); 237 memcpy(addr, LLADDR(sdl), ETHER_ADDR_LEN); 238 break; 239 default: 240 syslog(LOG_ERR, 241 "<%s> unsupported link type(%d)", | 207 close(s); 208 return (oifflags & ~IFF_UP); 209 } 210 close(s); 211 return (ifr.ifr_flags); 212} 213 214#define ROUNDUP8(a) (1 + (((a) - 1) | 7)) --- 19 unchanged lines hidden (view full) --- 234 case IFT_ETHER: 235 ndopt->nd_opt_len = (ROUNDUP8(ETHER_ADDR_LEN + 2)) >> 3; 236 addr = (char *)(ndopt + 1); 237 memcpy(addr, LLADDR(sdl), ETHER_ADDR_LEN); 238 break; 239 default: 240 syslog(LOG_ERR, 241 "<%s> unsupported link type(%d)", |
| 242 __FUNCTION__, sdl->sdl_type); | 242 __func__, sdl->sdl_type); |
| 243 exit(1); 244 } 245 246 return; 247} 248 249int 250rtbuf_len() --- 20 unchanged lines hidden (view full) --- 271 272 *lenp = 0; 273 for (rtm = (struct rt_msghdr *)buf; 274 rtm < (struct rt_msghdr *)lim; 275 rtm = (struct rt_msghdr *)(((char *)rtm) + rtm->rtm_msglen)) { 276 /* just for safety */ 277 if (!rtm->rtm_msglen) { 278 syslog(LOG_WARNING, "<%s> rtm_msglen is 0 " | 243 exit(1); 244 } 245 246 return; 247} 248 249int 250rtbuf_len() --- 20 unchanged lines hidden (view full) --- 271 272 *lenp = 0; 273 for (rtm = (struct rt_msghdr *)buf; 274 rtm < (struct rt_msghdr *)lim; 275 rtm = (struct rt_msghdr *)(((char *)rtm) + rtm->rtm_msglen)) { 276 /* just for safety */ 277 if (!rtm->rtm_msglen) { 278 syslog(LOG_WARNING, "<%s> rtm_msglen is 0 " |
| 279 "(buf=%p lim=%p rtm=%p)", __FUNCTION__, | 279 "(buf=%p lim=%p rtm=%p)", __func__, |
| 280 buf, lim, rtm); 281 break; 282 } 283 if (FILTER_MATCH(rtm->rtm_type, filter) == 0) { 284 continue; 285 } 286 287 switch (rtm->rtm_type) { --- 202 unchanged lines hidden (view full) --- 490 mib[1] = PF_ROUTE; 491 mib[2] = 0; 492 mib[3] = AF_INET6; 493 mib[4] = NET_RT_IFLIST; 494 mib[5] = 0; 495 496 if (sysctl(mib, 6, NULL, size, NULL, 0) < 0) { 497 syslog(LOG_ERR, "<%s> sysctl: iflist size get failed", | 280 buf, lim, rtm); 281 break; 282 } 283 if (FILTER_MATCH(rtm->rtm_type, filter) == 0) { 284 continue; 285 } 286 287 switch (rtm->rtm_type) { --- 202 unchanged lines hidden (view full) --- 490 mib[1] = PF_ROUTE; 491 mib[2] = 0; 492 mib[3] = AF_INET6; 493 mib[4] = NET_RT_IFLIST; 494 mib[5] = 0; 495 496 if (sysctl(mib, 6, NULL, size, NULL, 0) < 0) { 497 syslog(LOG_ERR, "<%s> sysctl: iflist size get failed", |
| 498 __FUNCTION__); | 498 __func__); |
| 499 exit(1); 500 } 501 if ((*buf = malloc(*size)) == NULL) { | 499 exit(1); 500 } 501 if ((*buf = malloc(*size)) == NULL) { |
| 502 syslog(LOG_ERR, "<%s> malloc failed", __FUNCTION__); | 502 syslog(LOG_ERR, "<%s> malloc failed", __func__); |
| 503 exit(1); 504 } 505 if (sysctl(mib, 6, *buf, size, NULL, 0) < 0) { 506 syslog(LOG_ERR, "<%s> sysctl: iflist get failed", | 503 exit(1); 504 } 505 if (sysctl(mib, 6, *buf, size, NULL, 0) < 0) { 506 syslog(LOG_ERR, "<%s> sysctl: iflist get failed", |
| 507 __FUNCTION__); | 507 __func__); |
| 508 exit(1); 509 } 510 return; 511} 512 513/* 514 * alloc buffer and parse if_msghdrs block passed as arg, 515 * and init the buffer as list of pointers ot each of the if_msghdr. --- 9 unchanged lines hidden (view full) --- 525 /* 526 * Estimate least size of an iflist entry, to be obtained from kernel. 527 * Should add sizeof(sockaddr) ?? 528 */ 529 iflentry_size = sizeof(struct if_msghdr); 530 /* roughly estimate max list size of pointers to each if_msghdr */ 531 malloc_size = (bufsize/iflentry_size) * sizeof(size_t); 532 if ((*ifmlist_p = (struct if_msghdr **)malloc(malloc_size)) == NULL) { | 508 exit(1); 509 } 510 return; 511} 512 513/* 514 * alloc buffer and parse if_msghdrs block passed as arg, 515 * and init the buffer as list of pointers ot each of the if_msghdr. --- 9 unchanged lines hidden (view full) --- 525 /* 526 * Estimate least size of an iflist entry, to be obtained from kernel. 527 * Should add sizeof(sockaddr) ?? 528 */ 529 iflentry_size = sizeof(struct if_msghdr); 530 /* roughly estimate max list size of pointers to each if_msghdr */ 531 malloc_size = (bufsize/iflentry_size) * sizeof(size_t); 532 if ((*ifmlist_p = (struct if_msghdr **)malloc(malloc_size)) == NULL) { |
| 533 syslog(LOG_ERR, "<%s> malloc failed", __FUNCTION__); | 533 syslog(LOG_ERR, "<%s> malloc failed", __func__); |
| 534 exit(1); 535 } 536 537 lim = buf + bufsize; 538 for (ifm = (struct if_msghdr *)buf; ifm < (struct if_msghdr *)lim;) { 539 if (ifm->ifm_msglen == 0) { 540 syslog(LOG_WARNING, "<%s> ifm_msglen is 0 " | 534 exit(1); 535 } 536 537 lim = buf + bufsize; 538 for (ifm = (struct if_msghdr *)buf; ifm < (struct if_msghdr *)lim;) { 539 if (ifm->ifm_msglen == 0) { 540 syslog(LOG_WARNING, "<%s> ifm_msglen is 0 " |
| 541 "(buf=%p lim=%p ifm=%p)", __FUNCTION__, | 541 "(buf=%p lim=%p ifm=%p)", __func__, |
| 542 buf, lim, ifm); 543 return; 544 } 545 546 if (ifm->ifm_type == RTM_IFINFO) { 547 (*ifmlist_p)[ifm->ifm_index] = ifm; 548 } else { 549 syslog(LOG_ERR, "out of sync parsing NET_RT_IFLIST\n" --- 6 unchanged lines hidden (view full) --- 556 for (ifam = (struct ifa_msghdr *) 557 ((char *)ifm + ifm->ifm_msglen); 558 ifam < (struct ifa_msghdr *)lim; 559 ifam = (struct ifa_msghdr *) 560 ((char *)ifam + ifam->ifam_msglen)) { 561 /* just for safety */ 562 if (!ifam->ifam_msglen) { 563 syslog(LOG_WARNING, "<%s> ifa_msglen is 0 " | 542 buf, lim, ifm); 543 return; 544 } 545 546 if (ifm->ifm_type == RTM_IFINFO) { 547 (*ifmlist_p)[ifm->ifm_index] = ifm; 548 } else { 549 syslog(LOG_ERR, "out of sync parsing NET_RT_IFLIST\n" --- 6 unchanged lines hidden (view full) --- 556 for (ifam = (struct ifa_msghdr *) 557 ((char *)ifm + ifm->ifm_msglen); 558 ifam < (struct ifa_msghdr *)lim; 559 ifam = (struct ifa_msghdr *) 560 ((char *)ifam + ifam->ifam_msglen)) { 561 /* just for safety */ 562 if (!ifam->ifam_msglen) { 563 syslog(LOG_WARNING, "<%s> ifa_msglen is 0 " |
| 564 "(buf=%p lim=%p ifam=%p)", __FUNCTION__, | 564 "(buf=%p lim=%p ifam=%p)", __func__, |
| 565 buf, lim, ifam); 566 return; 567 } 568 if (ifam->ifam_type != RTM_NEWADDR) 569 break; 570 } 571 ifm = (struct if_msghdr *)ifam; 572 } --- 17 unchanged lines hidden --- | 565 buf, lim, ifam); 566 return; 567 } 568 if (ifam->ifam_type != RTM_NEWADDR) 569 break; 570 } 571 ifm = (struct if_msghdr *)ifam; 572 } --- 17 unchanged lines hidden --- |