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Date:      Fri, 10 Feb 2012 22:44:36 +0000 (UTC)
From:      Michael Tuexen <tuexen@FreeBSD.org>
To:        src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-stable@freebsd.org, svn-src-stable-8@freebsd.org
Subject:   svn commit: r231457 - stable/8/sys/netinet
Message-ID:  <201202102244.q1AMiaOf099440@svn.freebsd.org>

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Author: tuexen
Date: Fri Feb 10 22:44:36 2012
New Revision: 231457
URL: http://svn.freebsd.org/changeset/base/231457

Log:
  MFC r224870:
  Add support for the spp_dscp field in the SCTP_PEER_ADDR_PARAMS
  socket option. Backwards compatibility is provided by still
  supporting the spp_ipv4_tos field.

Modified:
  stable/8/sys/netinet/sctp_output.c
  stable/8/sys/netinet/sctp_pcb.c
  stable/8/sys/netinet/sctp_structs.h
  stable/8/sys/netinet/sctp_uio.h
  stable/8/sys/netinet/sctp_usrreq.c
  stable/8/sys/netinet/sctputil.c
Directory Properties:
  stable/8/sys/   (props changed)
  stable/8/sys/amd64/include/xen/   (props changed)
  stable/8/sys/boot/   (props changed)
  stable/8/sys/cddl/contrib/opensolaris/   (props changed)
  stable/8/sys/contrib/dev/acpica/   (props changed)
  stable/8/sys/contrib/pf/   (props changed)
  stable/8/sys/dev/e1000/   (props changed)

Modified: stable/8/sys/netinet/sctp_output.c
==============================================================================
--- stable/8/sys/netinet/sctp_output.c	Fri Feb 10 22:42:03 2012	(r231456)
+++ stable/8/sys/netinet/sctp_output.c	Fri Feb 10 22:44:36 2012	(r231457)
@@ -3967,7 +3967,7 @@ sctp_lowlevel_chunk_output(struct sctp_i
 			ip->ip_v = IPVERSION;
 			ip->ip_hl = (sizeof(struct ip) >> 2);
 			if (net) {
-				tos_value = net->tos_flowlabel & 0x000000ff;
+				tos_value = net->dscp;
 			} else {
 				tos_value = inp->ip_inp.inp.inp_ip_tos;
 			}
@@ -4204,7 +4204,7 @@ sctp_lowlevel_chunk_output(struct sctp_i
 			int len;
 
 			if (net != NULL) {
-				flowlabel = net->tos_flowlabel;
+				flowlabel = net->flowlabel;
 			} else {
 				flowlabel = ((struct in6pcb *)inp)->in6p_flowinfo;
 			}

Modified: stable/8/sys/netinet/sctp_pcb.c
==============================================================================
--- stable/8/sys/netinet/sctp_pcb.c	Fri Feb 10 22:42:03 2012	(r231456)
+++ stable/8/sys/netinet/sctp_pcb.c	Fri Feb 10 22:44:36 2012	(r231457)
@@ -4009,20 +4009,13 @@ sctp_add_remote_addr(struct sctp_tcb *st
 	stcb->asoc.numnets++;
 	*(&net->ref_count) = 1;
 	net->cwr_window_tsn = net->last_cwr_tsn = stcb->asoc.sending_seq - 1;
-	net->tos_flowlabel = 0;
 	if (SCTP_BASE_SYSCTL(sctp_udp_tunneling_for_client_enable)) {
 		net->port = htons(SCTP_BASE_SYSCTL(sctp_udp_tunneling_port));
 	} else {
 		net->port = 0;
 	}
-#ifdef INET
-	if (newaddr->sa_family == AF_INET)
-		net->tos_flowlabel = stcb->asoc.default_tos;
-#endif
-#ifdef INET6
-	if (newaddr->sa_family == AF_INET6)
-		net->tos_flowlabel = stcb->asoc.default_flowlabel;
-#endif
+	net->dscp = stcb->asoc.default_dscp;
+	net->flowlabel = stcb->asoc.default_flowlabel;
 	if (sctp_is_feature_on(stcb->sctp_ep, SCTP_PCB_FLAGS_DONOT_HEARTBEAT)) {
 		net->dest_state |= SCTP_ADDR_NOHB;
 	} else {

Modified: stable/8/sys/netinet/sctp_structs.h
==============================================================================
--- stable/8/sys/netinet/sctp_structs.h	Fri Feb 10 22:42:03 2012	(r231456)
+++ stable/8/sys/netinet/sctp_structs.h	Fri Feb 10 22:44:36 2012	(r231457)
@@ -321,7 +321,8 @@ struct sctp_nets {
 	uint32_t fast_recovery_tsn;
 	uint32_t heartbeat_random1;
 	uint32_t heartbeat_random2;
-	uint32_t tos_flowlabel;
+	uint32_t flowlabel;
+	uint8_t dscp;
 
 	struct timeval start_time;	/* time when this net was created */
 	uint32_t marked_retrans;/* number or DATA chunks marked for timer
@@ -1137,7 +1138,7 @@ struct sctp_association {
 	uint8_t last_flags_delivered;
 	uint8_t hb_ect_randombit;
 	uint8_t hb_random_idx;
-	uint8_t default_tos;
+	uint8_t default_dscp;
 	uint8_t asconf_del_pending;	/* asconf delete last addr pending */
 
 	/*

Modified: stable/8/sys/netinet/sctp_uio.h
==============================================================================
--- stable/8/sys/netinet/sctp_uio.h	Fri Feb 10 22:42:03 2012	(r231456)
+++ stable/8/sys/netinet/sctp_uio.h	Fri Feb 10 22:44:36 2012	(r231457)
@@ -505,9 +505,11 @@ struct sctp_paddrparams {
 	uint32_t spp_flags;
 	uint32_t spp_ipv6_flowlabel;
 	uint16_t spp_pathmaxrxt;
-	uint8_t spp_ipv4_tos;
+	uint8_t spp_dscp;
 };
 
+#define spp_ipv4_tos spp_dscp
+
 #define SPP_HB_ENABLE		0x00000001
 #define SPP_HB_DISABLE		0x00000002
 #define SPP_HB_DEMAND		0x00000004
@@ -515,7 +517,8 @@ struct sctp_paddrparams {
 #define SPP_PMTUD_DISABLE	0x00000010
 #define SPP_HB_TIME_IS_ZERO     0x00000080
 #define SPP_IPV6_FLOWLABEL      0x00000100
-#define SPP_IPV4_TOS            0x00000200
+#define SPP_DSCP                0x00000200
+#define SPP_IPV4_TOS            SPP_DSCP
 
 struct sctp_paddrthlds {
 	sctp_assoc_t spt_assoc_id;

Modified: stable/8/sys/netinet/sctp_usrreq.c
==============================================================================
--- stable/8/sys/netinet/sctp_usrreq.c	Fri Feb 10 22:42:03 2012	(r231456)
+++ stable/8/sys/netinet/sctp_usrreq.c	Fri Feb 10 22:44:36 2012	(r231457)
@@ -2407,13 +2407,13 @@ flags_out:
 					}
 #ifdef INET
 					if (net->ro._l_addr.sin.sin_family == AF_INET) {
-						paddrp->spp_ipv4_tos = net->tos_flowlabel & 0x000000fc;
-						paddrp->spp_flags |= SPP_IPV4_TOS;
+						paddrp->spp_dscp = net->dscp;
+						paddrp->spp_flags |= SPP_DSCP;
 					}
 #endif
 #ifdef INET6
 					if (net->ro._l_addr.sin6.sin6_family == AF_INET6) {
-						paddrp->spp_ipv6_flowlabel = net->tos_flowlabel;
+						paddrp->spp_ipv6_flowlabel = net->flowlabel;
 						paddrp->spp_flags |= SPP_IPV6_FLOWLABEL;
 					}
 #endif
@@ -2427,8 +2427,8 @@ flags_out:
 					paddrp->spp_pathmaxrxt = stcb->asoc.def_net_failure;
 					paddrp->spp_pathmtu = sctp_get_frag_point(stcb, &stcb->asoc);
 #ifdef INET
-					paddrp->spp_ipv4_tos = stcb->asoc.default_tos & 0x000000fc;
-					paddrp->spp_flags |= SPP_IPV4_TOS;
+					paddrp->spp_dscp = stcb->asoc.default_dscp & 0x000000fc;
+					paddrp->spp_flags |= SPP_DSCP;
 #endif
 #ifdef INET6
 					paddrp->spp_ipv6_flowlabel = stcb->asoc.default_flowlabel;
@@ -2461,8 +2461,8 @@ flags_out:
 					paddrp->spp_assoc_id = SCTP_FUTURE_ASSOC;
 					/* get inp's default */
 #ifdef INET
-					paddrp->spp_ipv4_tos = inp->ip_inp.inp.inp_ip_tos;
-					paddrp->spp_flags |= SPP_IPV4_TOS;
+					paddrp->spp_dscp = inp->ip_inp.inp.inp_ip_tos;
+					paddrp->spp_flags |= SPP_DSCP;
 #endif
 #ifdef INET6
 					if (inp->sctp_flags & SCTP_PCB_FLAGS_BOUND_V6) {
@@ -4598,16 +4598,16 @@ sctp_setopt(struct socket *so, int optna
 						net->failure_threshold = paddrp->spp_pathmaxrxt;
 					}
 #ifdef INET
-					if (paddrp->spp_flags & SPP_IPV4_TOS) {
+					if (paddrp->spp_flags & SPP_DSCP) {
 						if (net->ro._l_addr.sin.sin_family == AF_INET) {
-							net->tos_flowlabel = paddrp->spp_ipv4_tos & 0x000000fc;
+							net->dscp = paddrp->spp_dscp & 0xfc;
 						}
 					}
 #endif
 #ifdef INET6
 					if (paddrp->spp_flags & SPP_IPV6_FLOWLABEL) {
 						if (net->ro._l_addr.sin6.sin6_family == AF_INET6) {
-							net->tos_flowlabel = paddrp->spp_ipv6_flowlabel;
+							net->flowlabel = paddrp->spp_ipv6_flowlabel & 0x000fffff;
 						}
 					}
 #endif
@@ -4696,27 +4696,18 @@ sctp_setopt(struct socket *so, int optna
 							}
 						}
 					}
-#ifdef INET
-					if (paddrp->spp_flags & SPP_IPV4_TOS) {
+					if (paddrp->spp_flags & SPP_DSCP) {
 						TAILQ_FOREACH(net, &stcb->asoc.nets, sctp_next) {
-							if (net->ro._l_addr.sin.sin_family == AF_INET) {
-								net->tos_flowlabel = paddrp->spp_ipv4_tos & 0x000000fc;
-							}
+							net->dscp = paddrp->spp_dscp & 0x000000fc;
 						}
-						stcb->asoc.default_tos = paddrp->spp_ipv4_tos & 0x000000fc;
+						stcb->asoc.default_dscp = paddrp->spp_dscp & 0x000000fc;
 					}
-#endif
-#ifdef INET6
 					if (paddrp->spp_flags & SPP_IPV6_FLOWLABEL) {
 						TAILQ_FOREACH(net, &stcb->asoc.nets, sctp_next) {
-							if (net->ro._l_addr.sin6.sin6_family == AF_INET6) {
-								net->tos_flowlabel = paddrp->spp_ipv6_flowlabel;
-							}
+							net->flowlabel = paddrp->spp_ipv6_flowlabel;
 						}
 						stcb->asoc.default_flowlabel = paddrp->spp_ipv6_flowlabel;
 					}
-#endif
-
 				}
 				SCTP_TCB_UNLOCK(stcb);
 			} else {

Modified: stable/8/sys/netinet/sctputil.c
==============================================================================
--- stable/8/sys/netinet/sctputil.c	Fri Feb 10 22:42:03 2012	(r231456)
+++ stable/8/sys/netinet/sctputil.c	Fri Feb 10 22:44:36 2012	(r231457)
@@ -924,9 +924,9 @@ sctp_init_asoc(struct sctp_inpcb *m, str
 	asoc->sctp_frag_point = m->sctp_frag_point;
 	asoc->sctp_features = m->sctp_features;
 #ifdef INET
-	asoc->default_tos = m->ip_inp.inp.inp_ip_tos;
+	asoc->default_dscp = m->ip_inp.inp.inp_ip_tos;
 #else
-	asoc->default_tos = 0;
+	asoc->default_dscp = 0;
 #endif
 
 #ifdef INET6



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