| if_loop.c (65454) | if_loop.c (69152) |
|---|---|
| 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 * @(#)if_loop.c 8.1 (Berkeley) 6/10/93 | 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 * @(#)if_loop.c 8.1 (Berkeley) 6/10/93 |
| 34 * $FreeBSD: head/sys/net/if_loop.c 65454 2000-09-04 21:46:27Z rwatson $ | 34 * $FreeBSD: head/sys/net/if_loop.c 69152 2000-11-25 07:35:38Z jlemon $ |
| 35 */ 36 37/* 38 * Loopback interface driver for protocol testing and timing. 39 */ 40#include "loop.h" 41 42#include "opt_atalk.h" --- 159 unchanged lines hidden (view full) --- 202 203int 204if_simloop(ifp, m, af, hlen) 205 struct ifnet *ifp; 206 register struct mbuf *m; 207 int af; 208 int hlen; 209{ | 35 */ 36 37/* 38 * Loopback interface driver for protocol testing and timing. 39 */ 40#include "loop.h" 41 42#include "opt_atalk.h" --- 159 unchanged lines hidden (view full) --- 202 203int 204if_simloop(ifp, m, af, hlen) 205 struct ifnet *ifp; 206 register struct mbuf *m; 207 int af; 208 int hlen; 209{ |
| 210 int s, isr; 211 register struct ifqueue *ifq = 0; | 210 int isr; 211 struct ifqueue *inq = 0; |
| 212 213 KASSERT((m->m_flags & M_PKTHDR) != 0, ("if_simloop: no HDR")); 214 m->m_pkthdr.rcvif = ifp; 215 216 /* BPF write needs to be handled specially */ 217 if (af == AF_UNSPEC) { 218 KASSERT(m->m_len >= sizeof(int), ("if_simloop: m_len")); 219 af = *(mtod(m, int *)); --- 36 unchanged lines hidden (view full) --- 256 } 257#endif 258 } 259 260 /* Deliver to upper layer protocol */ 261 switch (af) { 262#ifdef INET 263 case AF_INET: | 212 213 KASSERT((m->m_flags & M_PKTHDR) != 0, ("if_simloop: no HDR")); 214 m->m_pkthdr.rcvif = ifp; 215 216 /* BPF write needs to be handled specially */ 217 if (af == AF_UNSPEC) { 218 KASSERT(m->m_len >= sizeof(int), ("if_simloop: m_len")); 219 af = *(mtod(m, int *)); --- 36 unchanged lines hidden (view full) --- 256 } 257#endif 258 } 259 260 /* Deliver to upper layer protocol */ 261 switch (af) { 262#ifdef INET 263 case AF_INET: |
| 264 ifq = &ipintrq; | 264 inq = &ipintrq; |
| 265 isr = NETISR_IP; 266 break; 267#endif 268#ifdef INET6 269 case AF_INET6: 270 m->m_flags |= M_LOOP; | 265 isr = NETISR_IP; 266 break; 267#endif 268#ifdef INET6 269 case AF_INET6: 270 m->m_flags |= M_LOOP; |
| 271 ifq = &ip6intrq; | 271 inq = &ip6intrq; |
| 272 isr = NETISR_IPV6; 273 break; 274#endif 275#ifdef IPX 276 case AF_IPX: | 272 isr = NETISR_IPV6; 273 break; 274#endif 275#ifdef IPX 276 case AF_IPX: |
| 277 ifq = &ipxintrq; | 277 inq = &ipxintrq; |
| 278 isr = NETISR_IPX; 279 break; 280#endif 281#ifdef NS 282 case AF_NS: | 278 isr = NETISR_IPX; 279 break; 280#endif 281#ifdef NS 282 case AF_NS: |
| 283 ifq = &nsintrq; | 283 inq = &nsintrq; |
| 284 isr = NETISR_NS; 285 break; 286#endif 287#ifdef NETATALK 288 case AF_APPLETALK: | 284 isr = NETISR_NS; 285 break; 286#endif 287#ifdef NETATALK 288 case AF_APPLETALK: |
| 289 ifq = &atintrq2; | 289 inq = &atintrq2; |
| 290 isr = NETISR_ATALK; 291 break; 292#endif NETATALK 293 default: 294 printf("if_simloop: can't handle af=%d\n", af); 295 m_freem(m); 296 return (EAFNOSUPPORT); 297 } | 290 isr = NETISR_ATALK; 291 break; 292#endif NETATALK 293 default: 294 printf("if_simloop: can't handle af=%d\n", af); 295 m_freem(m); 296 return (EAFNOSUPPORT); 297 } |
| 298 s = splimp(); 299 if (IF_QFULL(ifq)) { 300 IF_DROP(ifq); 301 m_freem(m); 302 splx(s); 303 return (ENOBUFS); 304 } 305 IF_ENQUEUE(ifq, m); 306 schednetisr(isr); | |
| 307 ifp->if_ipackets++; 308 ifp->if_ibytes += m->m_pkthdr.len; | 298 ifp->if_ipackets++; 299 ifp->if_ibytes += m->m_pkthdr.len; |
| 309 splx(s); | 300 (void) IF_HANDOFF(inq, m, NULL); 301 schednetisr(isr); |
| 310 return (0); 311} 312 313/* ARGSUSED */ 314static void 315lortrequest(cmd, rt, sa) 316 int cmd; 317 struct rtentry *rt; --- 74 unchanged lines hidden --- | 302 return (0); 303} 304 305/* ARGSUSED */ 306static void 307lortrequest(cmd, rt, sa) 308 int cmd; 309 struct rtentry *rt; --- 74 unchanged lines hidden --- |