1/* 2 * Copyright (c) 1982, 1986, 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 * From: @(#)if_loop.c 8.1 (Berkeley) 6/10/93 |
34 * $Id: if_disc.c,v 1.12 1996/04/07 17:39:03 bde Exp $ |
35 */ 36 37/* 38 * Discard interface driver for protocol testing and timing. 39 * (Based on the loopback.) 40 */ 41 42#include <sys/param.h> --- 70 unchanged lines hidden (view full) --- 113dsoutput(ifp, m, dst, rt) 114 struct ifnet *ifp; 115 register struct mbuf *m; 116 struct sockaddr *dst; 117 register struct rtentry *rt; 118{ 119 if ((m->m_flags & M_PKTHDR) == 0) 120 panic("dsoutput no HDR"); |
121#if NBPFILTER > 0 122 /* BPF write needs to be handled specially */ 123 if (dst->sa_family == AF_UNSPEC) { 124 dst->sa_family = *(mtod(m, int *)); 125 m->m_len -= sizeof(int); 126 m->m_pkthdr.len -= sizeof(int); 127 m->m_data += sizeof(int); 128 } --- 98 unchanged lines hidden --- |