| ng_iface.c (121816) | ng_iface.c (123922) |
|---|---|
| 1/* 2 * ng_iface.c 3 * 4 * Copyright (c) 1996-1999 Whistle Communications, Inc. 5 * All rights reserved. 6 * 7 * Subject to the following obligations and disclaimer of warranty, use and 8 * redistribution of this software, in source or object code forms, with or --- 21 unchanged lines hidden (view full) --- 30 * SERVICES, LOSS OF USE, DATA OR PROFITS, HOWEVER CAUSED AND UNDER ANY 31 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 32 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 33 * THIS SOFTWARE, EVEN IF WHISTLE COMMUNICATIONS IS ADVISED OF THE POSSIBILITY 34 * OF SUCH DAMAGE. 35 * 36 * Author: Archie Cobbs <archie@freebsd.org> 37 * | 1/* 2 * ng_iface.c 3 * 4 * Copyright (c) 1996-1999 Whistle Communications, Inc. 5 * All rights reserved. 6 * 7 * Subject to the following obligations and disclaimer of warranty, use and 8 * redistribution of this software, in source or object code forms, with or --- 21 unchanged lines hidden (view full) --- 30 * SERVICES, LOSS OF USE, DATA OR PROFITS, HOWEVER CAUSED AND UNDER ANY 31 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 32 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 33 * THIS SOFTWARE, EVEN IF WHISTLE COMMUNICATIONS IS ADVISED OF THE POSSIBILITY 34 * OF SUCH DAMAGE. 35 * 36 * Author: Archie Cobbs <archie@freebsd.org> 37 * |
| 38 * $FreeBSD: head/sys/netgraph/ng_iface.c 121816 2003-10-31 18:32:15Z brooks $ | 38 * $FreeBSD: head/sys/netgraph/ng_iface.c 123922 2003-12-28 03:56:00Z sam $ |
| 39 * $Whistle: ng_iface.c,v 1.33 1999/11/01 09:24:51 julian Exp $ 40 */ 41 42/* 43 * This node is also a system networking interface. It has 44 * a hook for each protocol (IP, AppleTalk, IPX, etc). Packets 45 * are simply relayed between the interface and the hooks. 46 * --- 433 unchanged lines hidden (view full) --- 480 481/* 482 * Flash a packet by the BPF (requires prepending 4 byte AF header) 483 * Note the phoney mbuf; this is OK because BPF treats it read-only. 484 */ 485static void 486ng_iface_bpftap(struct ifnet *ifp, struct mbuf *m, sa_family_t family) 487{ | 39 * $Whistle: ng_iface.c,v 1.33 1999/11/01 09:24:51 julian Exp $ 40 */ 41 42/* 43 * This node is also a system networking interface. It has 44 * a hook for each protocol (IP, AppleTalk, IPX, etc). Packets 45 * are simply relayed between the interface and the hooks. 46 * --- 433 unchanged lines hidden (view full) --- 480 481/* 482 * Flash a packet by the BPF (requires prepending 4 byte AF header) 483 * Note the phoney mbuf; this is OK because BPF treats it read-only. 484 */ 485static void 486ng_iface_bpftap(struct ifnet *ifp, struct mbuf *m, sa_family_t family) 487{ |
| 488 int32_t family4 = (int32_t)family; 489 struct mbuf m0; 490 | |
| 491 KASSERT(family != AF_UNSPEC, ("%s: family=AF_UNSPEC", __func__)); 492 if (ifp->if_bpf != NULL) { | 488 KASSERT(family != AF_UNSPEC, ("%s: family=AF_UNSPEC", __func__)); 489 if (ifp->if_bpf != NULL) { |
| 493 bzero(&m0, sizeof(m0)); 494 m0.m_next = m; 495 m0.m_len = sizeof(family4); 496 m0.m_data = (char *)&family4; 497 BPF_MTAP(ifp, &m0); | 490 int32_t family4 = (int32_t)family; 491 bpf_mtap2(ifp->if_bpf, &family4, sizeof(family4), m); |
| 498 } 499} 500 501#ifdef DEBUG 502/* 503 * Display an ioctl to the virtual interface 504 */ 505 --- 321 unchanged lines hidden --- | 492 } 493} 494 495#ifdef DEBUG 496/* 497 * Display an ioctl to the virtual interface 498 */ 499 --- 321 unchanged lines hidden --- |