in_gif.c (686cdd19b1b182f2257bc158116e78c5fef84980) in_gif.c (d1d1144bd70da4d7381554137fcb4a86864c8fa4)
1/* $FreeBSD$ */
1/* $FreeBSD$ */
2/* $KAME: in_gif.c,v 1.43 2000/06/20 19:45:00 itojun Exp $ */
2/* $KAME: in_gif.c,v 1.44 2000/08/15 07:24:24 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
10 * are met:

--- 331 unchanged lines hidden (view full) ---

342 else if ((sc->gif_if.if_flags & IFF_LINK0) != 0 &&
343 dst->sin_addr.s_addr == INADDR_ANY) {
344 addrmatch |= 2; /* we accept any source */
345 }
346 if (addrmatch != 3)
347 return 0;
348
349 /* martian filters on outer source - NOT done in ip_input! */
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
10 * are met:

--- 331 unchanged lines hidden (view full) ---

342 else if ((sc->gif_if.if_flags & IFF_LINK0) != 0 &&
343 dst->sin_addr.s_addr == INADDR_ANY) {
344 addrmatch |= 2; /* we accept any source */
345 }
346 if (addrmatch != 3)
347 return 0;
348
349 /* martian filters on outer source - NOT done in ip_input! */
350 if (IN_MULTICAST(ip.ip_src.s_addr))
350 if (IN_MULTICAST(ntohl(ip.ip_src.s_addr)))
351 return 0;
352 switch ((ntohl(ip.ip_src.s_addr) & 0xff000000) >> 24) {
353 case 0: case 127: case 255:
354 return 0;
355 }
356 /* reject packets with broadcast on source */
357 for (ia4 = TAILQ_FIRST(&in_ifaddrhead); ia4;
358 ia4 = TAILQ_NEXT(ia4, ia_link))

--- 29 unchanged lines hidden --- 		351 return 0;
352 switch ((ntohl(ip.ip_src.s_addr) & 0xff000000) >> 24) {
353 case 0: case 127: case 255:
354 return 0;
355 }
356 /* reject packets with broadcast on source */
357 for (ia4 = TAILQ_FIRST(&in_ifaddrhead); ia4;
358 ia4 = TAILQ_NEXT(ia4, ia_link))

--- 29 unchanged lines hidden ---