| sctp6_usrreq.c (170091) | sctp6_usrreq.c (170181) |
|---|---|
| 1/*- 2 * Copyright (c) 2001-2007, by Cisco Systems, Inc. All rights reserved. 3 * 4 * Redistribution and use in source and binary forms, with or without 5 * modification, are permitted provided that the following conditions are met: 6 * 7 * a) Redistributions of source code must retain the above copyright notice, 8 * this list of conditions and the following disclaimer. --- 15 unchanged lines hidden (view full) --- 24 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 25 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 26 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 27 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF 28 * THE POSSIBILITY OF SUCH DAMAGE. 29 */ 30/* $KAME: sctp6_usrreq.c,v 1.38 2005/08/24 08:08:56 suz Exp $ */ 31#include <sys/cdefs.h> | 1/*- 2 * Copyright (c) 2001-2007, by Cisco Systems, Inc. All rights reserved. 3 * 4 * Redistribution and use in source and binary forms, with or without 5 * modification, are permitted provided that the following conditions are met: 6 * 7 * a) Redistributions of source code must retain the above copyright notice, 8 * this list of conditions and the following disclaimer. --- 15 unchanged lines hidden (view full) --- 24 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 25 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 26 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 27 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF 28 * THE POSSIBILITY OF SUCH DAMAGE. 29 */ 30/* $KAME: sctp6_usrreq.c,v 1.38 2005/08/24 08:08:56 suz Exp $ */ 31#include <sys/cdefs.h> |
| 32__FBSDID("$FreeBSD: head/sys/netinet6/sctp6_usrreq.c 170091 2007-05-29 09:29:03Z rrs $"); | 32__FBSDID("$FreeBSD: head/sys/netinet6/sctp6_usrreq.c 170181 2007-06-01 11:19:54Z rrs $"); |
| 33 34 35#include <netinet/sctp_os.h> 36#include <sys/proc.h> 37#include <netinet/sctp_pcb.h> 38#include <netinet/sctp_header.h> 39#include <netinet/sctp_var.h> 40#if defined(INET6) --- 25 unchanged lines hidden (view full) --- 66{ 67 struct mbuf *m; 68 struct ip6_hdr *ip6; 69 struct sctphdr *sh; 70 struct sctp_inpcb *in6p = NULL; 71 struct sctp_nets *net; 72 int refcount_up = 0; 73 uint32_t check, calc_check; | 33 34 35#include <netinet/sctp_os.h> 36#include <sys/proc.h> 37#include <netinet/sctp_pcb.h> 38#include <netinet/sctp_header.h> 39#include <netinet/sctp_var.h> 40#if defined(INET6) --- 25 unchanged lines hidden (view full) --- 66{ 67 struct mbuf *m; 68 struct ip6_hdr *ip6; 69 struct sctphdr *sh; 70 struct sctp_inpcb *in6p = NULL; 71 struct sctp_nets *net; 72 int refcount_up = 0; 73 uint32_t check, calc_check; |
| 74 uint32_t vrf_id = 0, table_id = 0; | 74 uint32_t vrf_id = 0; |
| 75 struct inpcb *in6p_ip; 76 struct sctp_chunkhdr *ch; 77 int length, mlen, offset, iphlen; 78 uint8_t ecn_bits; 79 struct sctp_tcb *stcb = NULL; 80 int pkt_len = 0; 81 int off = *offp; 82 83 /* get the VRF and table id's */ 84 if (SCTP_GET_PKT_VRFID(*i_pak, vrf_id)) { 85 SCTP_RELEASE_PKT(*i_pak); 86 return (-1); 87 } | 75 struct inpcb *in6p_ip; 76 struct sctp_chunkhdr *ch; 77 int length, mlen, offset, iphlen; 78 uint8_t ecn_bits; 79 struct sctp_tcb *stcb = NULL; 80 int pkt_len = 0; 81 int off = *offp; 82 83 /* get the VRF and table id's */ 84 if (SCTP_GET_PKT_VRFID(*i_pak, vrf_id)) { 85 SCTP_RELEASE_PKT(*i_pak); 86 return (-1); 87 } |
| 88 if (SCTP_GET_PKT_TABLEID(*i_pak, table_id)) { 89 SCTP_RELEASE_PKT(*i_pak); 90 return (-1); 91 } | |
| 92 m = SCTP_HEADER_TO_CHAIN(*i_pak); 93 pkt_len = SCTP_HEADER_LEN((*i_pak)); 94 95#ifdef SCTP_PACKET_LOGGING 96 sctp_packet_log(m, pkt_len); 97#endif 98 ip6 = mtod(m, struct ip6_hdr *); 99 /* Ensure that (sctphdr + sctp_chunkhdr) in a row. */ --- 84 unchanged lines hidden (view full) --- 184 iphlen + sizeof(*sh), sizeof(*init_chk), 185 (uint8_t *) & chunk_buf); 186 if (init_chk) 187 sh->v_tag = init_chk->init.initiate_tag; 188 else 189 sh->v_tag = 0; 190 } 191 if (ch->chunk_type == SCTP_SHUTDOWN_ACK) { | 88 m = SCTP_HEADER_TO_CHAIN(*i_pak); 89 pkt_len = SCTP_HEADER_LEN((*i_pak)); 90 91#ifdef SCTP_PACKET_LOGGING 92 sctp_packet_log(m, pkt_len); 93#endif 94 ip6 = mtod(m, struct ip6_hdr *); 95 /* Ensure that (sctphdr + sctp_chunkhdr) in a row. */ --- 84 unchanged lines hidden (view full) --- 180 iphlen + sizeof(*sh), sizeof(*init_chk), 181 (uint8_t *) & chunk_buf); 182 if (init_chk) 183 sh->v_tag = init_chk->init.initiate_tag; 184 else 185 sh->v_tag = 0; 186 } 187 if (ch->chunk_type == SCTP_SHUTDOWN_ACK) { |
| 192 sctp_send_shutdown_complete2(m, iphlen, sh, vrf_id, 193 table_id); | 188 sctp_send_shutdown_complete2(m, iphlen, sh, vrf_id); |
| 194 goto bad; 195 } 196 if (ch->chunk_type == SCTP_SHUTDOWN_COMPLETE) { 197 goto bad; 198 } 199 if (ch->chunk_type != SCTP_ABORT_ASSOCIATION) | 189 goto bad; 190 } 191 if (ch->chunk_type == SCTP_SHUTDOWN_COMPLETE) { 192 goto bad; 193 } 194 if (ch->chunk_type != SCTP_ABORT_ASSOCIATION) |
| 200 sctp_send_abort(m, iphlen, sh, 0, NULL, vrf_id, 201 table_id); | 195 sctp_send_abort(m, iphlen, sh, 0, NULL, vrf_id); |
| 202 goto bad; 203 } else if (stcb == NULL) { 204 refcount_up = 1; 205 } 206 in6p_ip = (struct inpcb *)in6p; 207#ifdef IPSEC 208 /* 209 * Check AH/ESP integrity. --- 11 unchanged lines hidden (view full) --- 221 offset -= sizeof(*ch); 222 ecn_bits = ((ntohl(ip6->ip6_flow) >> 20) & 0x000000ff); 223 224 /* Length now holds the total packet length payload + iphlen */ 225 length = ntohs(ip6->ip6_plen) + iphlen; 226 227 /* sa_ignore NO_NULL_CHK */ 228 sctp_common_input_processing(&m, iphlen, offset, length, sh, ch, | 196 goto bad; 197 } else if (stcb == NULL) { 198 refcount_up = 1; 199 } 200 in6p_ip = (struct inpcb *)in6p; 201#ifdef IPSEC 202 /* 203 * Check AH/ESP integrity. --- 11 unchanged lines hidden (view full) --- 215 offset -= sizeof(*ch); 216 ecn_bits = ((ntohl(ip6->ip6_flow) >> 20) & 0x000000ff); 217 218 /* Length now holds the total packet length payload + iphlen */ 219 length = ntohs(ip6->ip6_plen) + iphlen; 220 221 /* sa_ignore NO_NULL_CHK */ 222 sctp_common_input_processing(&m, iphlen, offset, length, sh, ch, |
| 229 in6p, stcb, net, ecn_bits, vrf_id, table_id); | 223 in6p, stcb, net, ecn_bits, vrf_id); |
| 230 /* inp's ref-count reduced && stcb unlocked */ 231 /* XXX this stuff below gets moved to appropriate parts later... */ 232 if (m) 233 sctp_m_freem(m); 234 if ((in6p) && refcount_up) { 235 /* reduce ref-count */ 236 SCTP_INP_WLOCK(in6p); 237 SCTP_INP_DECR_REF(in6p); --- 1069 unchanged lines hidden --- | 224 /* inp's ref-count reduced && stcb unlocked */ 225 /* XXX this stuff below gets moved to appropriate parts later... */ 226 if (m) 227 sctp_m_freem(m); 228 if ((in6p) && refcount_up) { 229 /* reduce ref-count */ 230 SCTP_INP_WLOCK(in6p); 231 SCTP_INP_DECR_REF(in6p); --- 1069 unchanged lines hidden --- |