| if_tun.c (148887) | if_tun.c (159180) |
|---|---|
| 1/* $NetBSD: if_tun.c,v 1.14 1994/06/29 06:36:25 cgd Exp $ */ 2 3/*- 4 * Copyright (c) 1988, Julian Onions <jpo@cs.nott.ac.uk> 5 * Nottingham University 1987. 6 * 7 * This source may be freely distributed, however I would be interested 8 * in any changes that are made. 9 * 10 * This driver takes packets off the IP i/f and hands them up to a 11 * user process to have its wicked way with. This driver has it's 12 * roots in a similar driver written by Phil Cockcroft (formerly) at 13 * UCL. This driver is based much more on read/write/poll mode of 14 * operation though. 15 * | 1/* $NetBSD: if_tun.c,v 1.14 1994/06/29 06:36:25 cgd Exp $ */ 2 3/*- 4 * Copyright (c) 1988, Julian Onions <jpo@cs.nott.ac.uk> 5 * Nottingham University 1987. 6 * 7 * This source may be freely distributed, however I would be interested 8 * in any changes that are made. 9 * 10 * This driver takes packets off the IP i/f and hands them up to a 11 * user process to have its wicked way with. This driver has it's 12 * roots in a similar driver written by Phil Cockcroft (formerly) at 13 * UCL. This driver is based much more on read/write/poll mode of 14 * operation though. 15 * |
| 16 * $FreeBSD: head/sys/net/if_tun.c 148887 2005-08-09 10:20:02Z rwatson $ | 16 * $FreeBSD: head/sys/net/if_tun.c 159180 2006-06-02 19:59:33Z csjp $ |
| 17 */ 18 19#include "opt_atalk.h" 20#include "opt_inet.h" 21#include "opt_inet6.h" 22#include "opt_ipx.h" 23#include "opt_mac.h" 24 --- 479 unchanged lines hidden (view full) --- 504 } 505 506 /* BPF writes need to be handled specially. */ 507 if (dst->sa_family == AF_UNSPEC) { 508 bcopy(dst->sa_data, &af, sizeof(af)); 509 dst->sa_family = af; 510 } 511 | 17 */ 18 19#include "opt_atalk.h" 20#include "opt_inet.h" 21#include "opt_inet6.h" 22#include "opt_ipx.h" 23#include "opt_mac.h" 24 --- 479 unchanged lines hidden (view full) --- 504 } 505 506 /* BPF writes need to be handled specially. */ 507 if (dst->sa_family == AF_UNSPEC) { 508 bcopy(dst->sa_data, &af, sizeof(af)); 509 dst->sa_family = af; 510 } 511 |
| 512 if (ifp->if_bpf) { | 512 if (bpf_peers_present(ifp->if_bpf)) { |
| 513 af = dst->sa_family; 514 bpf_mtap2(ifp->if_bpf, &af, sizeof(af), m0); 515 } 516 517 /* prepend sockaddr? this may abort if the mbuf allocation fails */ 518 if (cached_tun_flags & TUN_LMODE) { 519 /* allocate space for sockaddr */ 520 M_PREPEND(m0, dst->sa_len, M_DONTWAIT); --- 345 unchanged lines hidden --- | 513 af = dst->sa_family; 514 bpf_mtap2(ifp->if_bpf, &af, sizeof(af), m0); 515 } 516 517 /* prepend sockaddr? this may abort if the mbuf allocation fails */ 518 if (cached_tun_flags & TUN_LMODE) { 519 /* allocate space for sockaddr */ 520 M_PREPEND(m0, dst->sa_len, M_DONTWAIT); --- 345 unchanged lines hidden --- |