diff options
Diffstat (limited to 'freebsd/sys/netinet/sctp_usrreq.c')
| -rw-r--r-- | freebsd/sys/netinet/sctp_usrreq.c | 2041 |
1 files changed, 1488 insertions, 553 deletions
diff --git a/freebsd/sys/netinet/sctp_usrreq.c b/freebsd/sys/netinet/sctp_usrreq.c index b19a7499..1cbb7076 100644 --- a/freebsd/sys/netinet/sctp_usrreq.c +++ b/freebsd/sys/netinet/sctp_usrreq.c @@ -41,6 +41,7 @@ __FBSDID("$FreeBSD$"); #include <netinet/sctp_header.h> #include <netinet/sctp_var.h> #ifdef INET6 +#include <netinet6/sctp6_var.h> #endif #include <netinet/sctp_sysctl.h> #include <netinet/sctp_output.h> @@ -55,8 +56,8 @@ __FBSDID("$FreeBSD$"); -extern struct sctp_cc_functions sctp_cc_functions[]; -extern struct sctp_ss_functions sctp_ss_functions[]; +extern const struct sctp_cc_functions sctp_cc_functions[]; +extern const struct sctp_ss_functions sctp_ss_functions[]; void sctp_init(void) @@ -90,13 +91,15 @@ sctp_init(void) #endif } -void -sctp_finish(void) +#ifdef VIMAGE +static void +sctp_finish(void *unused __unused) { sctp_pcb_finish(); } - +VNET_SYSUNINIT(sctp, SI_SUB_PROTO_DOMAIN, SI_ORDER_FOURTH, sctp_finish, NULL); +#endif void sctp_pathmtu_adjustment(struct sctp_tcb *stcb, uint16_t nxtsz) @@ -126,148 +129,55 @@ sctp_pathmtu_adjustment(struct sctp_tcb *stcb, uint16_t nxtsz) if (chk->sent < SCTP_DATAGRAM_RESEND) { sctp_flight_size_decrease(chk); sctp_total_flight_decrease(stcb, chk); - } - if (chk->sent != SCTP_DATAGRAM_RESEND) { + chk->sent = SCTP_DATAGRAM_RESEND; sctp_ucount_incr(stcb->asoc.sent_queue_retran_cnt); + chk->rec.data.doing_fast_retransmit = 0; + if (SCTP_BASE_SYSCTL(sctp_logging_level) & SCTP_FLIGHT_LOGGING_ENABLE) { + sctp_misc_ints(SCTP_FLIGHT_LOG_DOWN_PMTU, + chk->whoTo->flight_size, + chk->book_size, + (uint32_t) (uintptr_t) chk->whoTo, + chk->rec.data.TSN_seq); + } + /* Clear any time so NO RTT is being done */ + chk->do_rtt = 0; } - chk->sent = SCTP_DATAGRAM_RESEND; - chk->rec.data.doing_fast_retransmit = 0; - if (SCTP_BASE_SYSCTL(sctp_logging_level) & SCTP_FLIGHT_LOGGING_ENABLE) { - sctp_misc_ints(SCTP_FLIGHT_LOG_DOWN_PMTU, - chk->whoTo->flight_size, - chk->book_size, - (uintptr_t) chk->whoTo, - chk->rec.data.TSN_seq); - } - /* Clear any time so NO RTT is being done */ - chk->do_rtt = 0; } } } #ifdef INET -static void -sctp_notify_mbuf(struct sctp_inpcb *inp, - struct sctp_tcb *stcb, - struct sctp_nets *net, - struct ip *ip, - struct sctphdr *sh) -{ - struct icmp *icmph; - int totsz, tmr_stopped = 0; - uint16_t nxtsz; - - /* protection */ - if ((inp == NULL) || (stcb == NULL) || (net == NULL) || - (ip == NULL) || (sh == NULL)) { - if (stcb != NULL) { - SCTP_TCB_UNLOCK(stcb); - } - return; - } - /* First job is to verify the vtag matches what I would send */ - if (ntohl(sh->v_tag) != (stcb->asoc.peer_vtag)) { - SCTP_TCB_UNLOCK(stcb); - return; - } - icmph = (struct icmp *)((caddr_t)ip - (sizeof(struct icmp) - - sizeof(struct ip))); - if (icmph->icmp_type != ICMP_UNREACH) { - /* We only care about unreachable */ - SCTP_TCB_UNLOCK(stcb); - return; - } - if (icmph->icmp_code != ICMP_UNREACH_NEEDFRAG) { - /* not a unreachable message due to frag. */ - SCTP_TCB_UNLOCK(stcb); - return; - } - totsz = ip->ip_len; - - nxtsz = ntohs(icmph->icmp_nextmtu); - if (nxtsz == 0) { - /* - * old type router that does not tell us what the next size - * mtu is. Rats we will have to guess (in a educated fashion - * of course) - */ - nxtsz = sctp_get_prev_mtu(totsz); - } - /* Stop any PMTU timer */ - if (SCTP_OS_TIMER_PENDING(&net->pmtu_timer.timer)) { - tmr_stopped = 1; - sctp_timer_stop(SCTP_TIMER_TYPE_PATHMTURAISE, inp, stcb, net, - SCTP_FROM_SCTP_USRREQ + SCTP_LOC_1); - } - /* Adjust destination size limit */ - if (net->mtu > nxtsz) { - net->mtu = nxtsz; - if (net->port) { - net->mtu -= sizeof(struct udphdr); - } - } - /* now what about the ep? */ - if (stcb->asoc.smallest_mtu > nxtsz) { - sctp_pathmtu_adjustment(stcb, nxtsz); - } - if (tmr_stopped) - sctp_timer_start(SCTP_TIMER_TYPE_PATHMTURAISE, inp, stcb, net); - - SCTP_TCB_UNLOCK(stcb); -} - -#endif - void sctp_notify(struct sctp_inpcb *inp, - struct ip *ip, - struct sctphdr *sh, - struct sockaddr *to, struct sctp_tcb *stcb, - struct sctp_nets *net) + struct sctp_nets *net, + uint8_t icmp_type, + uint8_t icmp_code, + uint16_t ip_len, + uint16_t next_mtu) { #if defined(__APPLE__) || defined(SCTP_SO_LOCK_TESTING) struct socket *so; #endif - struct icmp *icmph; + int timer_stopped; - /* protection */ - if ((inp == NULL) || (stcb == NULL) || (net == NULL) || - (sh == NULL) || (to == NULL)) { - if (stcb) - SCTP_TCB_UNLOCK(stcb); - return; - } - /* First job is to verify the vtag matches what I would send */ - if (ntohl(sh->v_tag) != (stcb->asoc.peer_vtag)) { - SCTP_TCB_UNLOCK(stcb); - return; - } - icmph = (struct icmp *)((caddr_t)ip - (sizeof(struct icmp) - - sizeof(struct ip))); - if (icmph->icmp_type != ICMP_UNREACH) { + if (icmp_type != ICMP_UNREACH) { /* We only care about unreachable */ SCTP_TCB_UNLOCK(stcb); return; } - if ((icmph->icmp_code == ICMP_UNREACH_NET) || - (icmph->icmp_code == ICMP_UNREACH_HOST) || - (icmph->icmp_code == ICMP_UNREACH_NET_UNKNOWN) || - (icmph->icmp_code == ICMP_UNREACH_HOST_UNKNOWN) || - (icmph->icmp_code == ICMP_UNREACH_ISOLATED) || - (icmph->icmp_code == ICMP_UNREACH_NET_PROHIB) || - (icmph->icmp_code == ICMP_UNREACH_HOST_PROHIB) || - (icmph->icmp_code == ICMP_UNREACH_FILTER_PROHIB)) { - - /* - * Hmm reachablity problems we must examine closely. If its - * not reachable, we may have lost a network. Or if there is - * NO protocol at the other end named SCTP. well we consider - * it a OOTB abort. - */ + if ((icmp_code == ICMP_UNREACH_NET) || + (icmp_code == ICMP_UNREACH_HOST) || + (icmp_code == ICMP_UNREACH_NET_UNKNOWN) || + (icmp_code == ICMP_UNREACH_HOST_UNKNOWN) || + (icmp_code == ICMP_UNREACH_ISOLATED) || + (icmp_code == ICMP_UNREACH_NET_PROHIB) || + (icmp_code == ICMP_UNREACH_HOST_PROHIB) || + (icmp_code == ICMP_UNREACH_FILTER_PROHIB)) { + /* Mark the net unreachable. */ if (net->dest_state & SCTP_ADDR_REACHABLE) { - /* Ok that destination is NOT reachable */ + /* OK, that destination is NOT reachable. */ net->dest_state &= ~SCTP_ADDR_REACHABLE; net->dest_state &= ~SCTP_ADDR_PF; sctp_ulp_notify(SCTP_NOTIFY_INTERFACE_DOWN, @@ -275,15 +185,9 @@ sctp_notify(struct sctp_inpcb *inp, (void *)net, SCTP_SO_NOT_LOCKED); } SCTP_TCB_UNLOCK(stcb); - } else if ((icmph->icmp_code == ICMP_UNREACH_PROTOCOL) || - (icmph->icmp_code == ICMP_UNREACH_PORT)) { - /* - * Here the peer is either playing tricks on us, including - * an address that belongs to someone who does not support - * SCTP OR was a userland implementation that shutdown and - * now is dead. In either case treat it like a OOTB abort - * with no TCB - */ + } else if ((icmp_code == ICMP_UNREACH_PROTOCOL) || + (icmp_code == ICMP_UNREACH_PORT)) { + /* Treat it like an ABORT. */ sctp_abort_notification(stcb, 1, 0, NULL, SCTP_SO_NOT_LOCKED); #if defined(__APPLE__) || defined(SCTP_SO_LOCK_TESTING) so = SCTP_INP_SO(inp); @@ -293,72 +197,141 @@ sctp_notify(struct sctp_inpcb *inp, SCTP_TCB_LOCK(stcb); atomic_subtract_int(&stcb->asoc.refcnt, 1); #endif - (void)sctp_free_assoc(inp, stcb, SCTP_NORMAL_PROC, SCTP_FROM_SCTP_USRREQ + SCTP_LOC_2); + (void)sctp_free_assoc(inp, stcb, SCTP_NORMAL_PROC, + SCTP_FROM_SCTP_USRREQ + SCTP_LOC_2); #if defined(__APPLE__) || defined(SCTP_SO_LOCK_TESTING) SCTP_SOCKET_UNLOCK(so, 1); /* SCTP_TCB_UNLOCK(stcb); MT: I think this is not needed. */ #endif /* no need to unlock here, since the TCB is gone */ + } else if (icmp_code == ICMP_UNREACH_NEEDFRAG) { + /* Find the next (smaller) MTU */ + if (next_mtu == 0) { + /* + * Old type router that does not tell us what the + * next MTU is. Rats we will have to guess (in a + * educated fashion of course). + */ + next_mtu = sctp_get_prev_mtu(ip_len); + } + /* Stop the PMTU timer. */ + if (SCTP_OS_TIMER_PENDING(&net->pmtu_timer.timer)) { + timer_stopped = 1; + sctp_timer_stop(SCTP_TIMER_TYPE_PATHMTURAISE, inp, stcb, net, + SCTP_FROM_SCTP_USRREQ + SCTP_LOC_1); + } else { + timer_stopped = 0; + } + /* Update the path MTU. */ + if (net->mtu > next_mtu) { + net->mtu = next_mtu; + if (net->port) { + net->mtu -= sizeof(struct udphdr); + } + } + /* Update the association MTU */ + if (stcb->asoc.smallest_mtu > next_mtu) { + sctp_pathmtu_adjustment(stcb, next_mtu); + } + /* Finally, start the PMTU timer if it was running before. */ + if (timer_stopped) { + sctp_timer_start(SCTP_TIMER_TYPE_PATHMTURAISE, inp, stcb, net); + } + SCTP_TCB_UNLOCK(stcb); } else { SCTP_TCB_UNLOCK(stcb); } } -#ifdef INET void -sctp_ctlinput(cmd, sa, vip) - int cmd; - struct sockaddr *sa; - void *vip; +sctp_ctlinput(int cmd, struct sockaddr *sa, void *vip) { - struct ip *ip = vip; + struct ip *outer_ip; + struct ip *inner_ip; struct sctphdr *sh; - uint32_t vrf_id; + struct icmp *icmp; + struct sctp_inpcb *inp; + struct sctp_tcb *stcb; + struct sctp_nets *net; + struct sctp_init_chunk *ch; + struct sockaddr_in src, dst; - /* FIX, for non-bsd is this right? */ - vrf_id = SCTP_DEFAULT_VRFID; if (sa->sa_family != AF_INET || ((struct sockaddr_in *)sa)->sin_addr.s_addr == INADDR_ANY) { return; } if (PRC_IS_REDIRECT(cmd)) { - ip = 0; + vip = NULL; } else if ((unsigned)cmd >= PRC_NCMDS || inetctlerrmap[cmd] == 0) { return; } - if (ip) { - struct sctp_inpcb *inp = NULL; - struct sctp_tcb *stcb = NULL; - struct sctp_nets *net = NULL; - struct sockaddr_in to, from; - - sh = (struct sctphdr *)((caddr_t)ip + (ip->ip_hl << 2)); - bzero(&to, sizeof(to)); - bzero(&from, sizeof(from)); - from.sin_family = to.sin_family = AF_INET; - from.sin_len = to.sin_len = sizeof(to); - from.sin_port = sh->src_port; - from.sin_addr = ip->ip_src; - to.sin_port = sh->dest_port; - to.sin_addr = ip->ip_dst; - + if (vip != NULL) { + inner_ip = (struct ip *)vip; + icmp = (struct icmp *)((caddr_t)inner_ip - + (sizeof(struct icmp) - sizeof(struct ip))); + outer_ip = (struct ip *)((caddr_t)icmp - sizeof(struct ip)); + sh = (struct sctphdr *)((caddr_t)inner_ip + (inner_ip->ip_hl << 2)); + memset(&src, 0, sizeof(struct sockaddr_in)); + src.sin_family = AF_INET; + src.sin_len = sizeof(struct sockaddr_in); + src.sin_port = sh->src_port; + src.sin_addr = inner_ip->ip_src; + memset(&dst, 0, sizeof(struct sockaddr_in)); + dst.sin_family = AF_INET; + dst.sin_len = sizeof(struct sockaddr_in); + dst.sin_port = sh->dest_port; + dst.sin_addr = inner_ip->ip_dst; /* - * 'to' holds the dest of the packet that failed to be sent. - * 'from' holds our local endpoint address. Thus we reverse - * the to and the from in the lookup. + * 'dst' holds the dest of the packet that failed to be + * sent. 'src' holds our local endpoint address. Thus we + * reverse the dst and the src in the lookup. */ - stcb = sctp_findassociation_addr_sa((struct sockaddr *)&to, - (struct sockaddr *)&from, - &inp, &net, 1, vrf_id); - if (stcb != NULL && inp && (inp->sctp_socket != NULL)) { - if (cmd != PRC_MSGSIZE) { - sctp_notify(inp, ip, sh, - (struct sockaddr *)&to, stcb, - net); + inp = NULL; + net = NULL; + stcb = sctp_findassociation_addr_sa((struct sockaddr *)&dst, + (struct sockaddr *)&src, + &inp, &net, 1, + SCTP_DEFAULT_VRFID); + if ((stcb != NULL) && + (net != NULL) && + (inp != NULL)) { + /* Check the verification tag */ + if (ntohl(sh->v_tag) != 0) { + /* + * This must be the verification tag used + * for sending out packets. We don't + * consider packets reflecting the + * verification tag. + */ + if (ntohl(sh->v_tag) != stcb->asoc.peer_vtag) { + SCTP_TCB_UNLOCK(stcb); + return; + } } else { - /* handle possible ICMP size messages */ - sctp_notify_mbuf(inp, stcb, net, ip, sh); + if (ntohs(outer_ip->ip_len) >= + sizeof(struct ip) + + 8 + (inner_ip->ip_hl << 2) + 20) { + /* + * In this case we can check if we + * got an INIT chunk and if the + * initiate tag matches. + */ + ch = (struct sctp_init_chunk *)(sh + 1); + if ((ch->ch.chunk_type != SCTP_INITIATION) || + (ntohl(ch->init.initiate_tag) != stcb->asoc.my_vtag)) { + SCTP_TCB_UNLOCK(stcb); + return; + } + } else { + SCTP_TCB_UNLOCK(stcb); + return; + } } + sctp_notify(inp, stcb, net, + icmp->icmp_type, + icmp->icmp_code, + ntohs(inner_ip->ip_len), + ntohs(icmp->icmp_nextmtu)); } else { if ((stcb == NULL) && (inp != NULL)) { /* reduce ref-count */ @@ -489,13 +462,8 @@ sctp_attach(struct socket *so, int proto SCTP_UNUSED, struct thread *p SCTP_UNUS int error; uint32_t vrf_id = SCTP_DEFAULT_VRFID; -#ifdef IPSEC - uint32_t flags; - -#endif - inp = (struct sctp_inpcb *)so->so_pcb; - if (inp != 0) { + if (inp != NULL) { SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); return (EINVAL); } @@ -515,33 +483,6 @@ sctp_attach(struct socket *so, int proto SCTP_UNUSED, struct thread *p SCTP_UNUS ip_inp = &inp->ip_inp.inp; ip_inp->inp_vflag |= INP_IPV4; ip_inp->inp_ip_ttl = MODULE_GLOBAL(ip_defttl); -#ifdef IPSEC - error = ipsec_init_policy(so, &ip_inp->inp_sp); -#ifdef SCTP_LOG_CLOSING - sctp_log_closing(inp, NULL, 17); -#endif - if (error != 0) { -try_again: - flags = inp->sctp_flags; - if (((flags & SCTP_PCB_FLAGS_SOCKET_GONE) == 0) && - (atomic_cmpset_int(&inp->sctp_flags, flags, (flags | SCTP_PCB_FLAGS_SOCKET_GONE | SCTP_PCB_FLAGS_CLOSE_IP)))) { -#ifdef SCTP_LOG_CLOSING - sctp_log_closing(inp, NULL, 15); -#endif - SCTP_INP_WUNLOCK(inp); - sctp_inpcb_free(inp, SCTP_FREE_SHOULD_USE_ABORT, - SCTP_CALLED_AFTER_CMPSET_OFCLOSE); - } else { - flags = inp->sctp_flags; - if ((flags & SCTP_PCB_FLAGS_SOCKET_GONE) == 0) { - goto try_again; - } else { - SCTP_INP_WUNLOCK(inp); - } - } - return (error); - } -#endif /* IPSEC */ SCTP_INP_WUNLOCK(inp); return (0); } @@ -759,7 +700,7 @@ sctp_disconnect(struct socket *so) /* Left with Data unread */ struct mbuf *err; - err = sctp_get_mbuf_for_msg(sizeof(struct sctp_paramhdr), 0, M_DONTWAIT, 1, MT_DATA); + err = sctp_get_mbuf_for_msg(sizeof(struct sctp_paramhdr), 0, M_NOWAIT, 1, MT_DATA); if (err) { /* * Fill in the user @@ -780,7 +721,8 @@ sctp_disconnect(struct socket *so) (SCTP_GET_STATE(&stcb->asoc) == SCTP_STATE_SHUTDOWN_RECEIVED)) { SCTP_STAT_DECR_GAUGE32(sctps_currestab); } - (void)sctp_free_assoc(inp, stcb, SCTP_NORMAL_PROC, SCTP_FROM_SCTP_USRREQ + SCTP_LOC_3); + (void)sctp_free_assoc(inp, stcb, SCTP_NORMAL_PROC, + SCTP_FROM_SCTP_USRREQ + SCTP_LOC_3); /* No unlock tcb assoc is gone */ return (0); } @@ -788,7 +730,7 @@ sctp_disconnect(struct socket *so) TAILQ_EMPTY(&asoc->sent_queue) && (asoc->stream_queue_cnt == 0)) { /* there is nothing queued to send, so done */ - if (asoc->locked_on_sending) { + if ((*asoc->ss_functions.sctp_ss_is_user_msgs_incomplete) (stcb, asoc)) { goto abort_anyway; } if ((SCTP_GET_STATE(asoc) != SCTP_STATE_SHUTDOWN_SENT) && @@ -837,18 +779,8 @@ sctp_disconnect(struct socket *so) asoc->state |= SCTP_STATE_SHUTDOWN_PENDING; sctp_timer_start(SCTP_TIMER_TYPE_SHUTDOWNGUARD, stcb->sctp_ep, stcb, netp); - if (asoc->locked_on_sending) { - /* Locked to send out the data */ - struct sctp_stream_queue_pending *sp; - - sp = TAILQ_LAST(&asoc->locked_on_sending->outqueue, sctp_streamhead); - if (sp == NULL) { - SCTP_PRINTF("Error, sp is NULL, locked on sending is non-null strm:%d\n", - asoc->locked_on_sending->stream_no); - } else { - if ((sp->length == 0) && (sp->msg_is_complete == 0)) - asoc->state |= SCTP_STATE_PARTIAL_MSG_LEFT; - } + if ((*asoc->ss_functions.sctp_ss_is_user_msgs_incomplete) (stcb, asoc)) { + asoc->state |= SCTP_STATE_PARTIAL_MSG_LEFT; } if (TAILQ_EMPTY(&asoc->send_queue) && TAILQ_EMPTY(&asoc->sent_queue) && @@ -865,7 +797,8 @@ sctp_disconnect(struct socket *so) SCTP_STAT_DECR_GAUGE32(sctps_currestab); } SCTP_INP_RUNLOCK(inp); - (void)sctp_free_assoc(inp, stcb, SCTP_NORMAL_PROC, SCTP_FROM_SCTP_USRREQ + SCTP_LOC_5); + (void)sctp_free_assoc(inp, stcb, SCTP_NORMAL_PROC, + SCTP_FROM_SCTP_USRREQ + SCTP_LOC_5); return (0); } else { sctp_chunk_output(inp, stcb, SCTP_OUTPUT_FROM_CLOSING, SCTP_SO_LOCKED); @@ -957,14 +890,15 @@ sctp_shutdown(struct socket *so) SCTP_INP_RUNLOCK(inp); SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EOPNOTSUPP); return (EOPNOTSUPP); - } - /* - * Ok if we reach here its the TCP model and it is either a SHUT_WR - * or SHUT_RDWR. This means we put the shutdown flag against it. - */ - { + } else { + /* + * Ok, if we reach here its the TCP model and it is either a + * SHUT_WR or SHUT_RDWR. This means we put the shutdown flag + * against it. + */ struct sctp_tcb *stcb; struct sctp_association *asoc; + struct sctp_nets *netp; if ((so->so_state & (SS_ISCONNECTED | SS_ISCONNECTING | SS_ISDISCONNECTING)) == 0) { @@ -976,7 +910,7 @@ sctp_shutdown(struct socket *so) stcb = LIST_FIRST(&inp->sctp_asoc_list); if (stcb == NULL) { /* - * Ok we hit the case that the shutdown call was + * Ok, we hit the case that the shutdown call was * made after an abort or something. Nothing to do * now. */ @@ -985,66 +919,50 @@ sctp_shutdown(struct socket *so) } SCTP_TCB_LOCK(stcb); asoc = &stcb->asoc; - if (TAILQ_EMPTY(&asoc->send_queue) && + if (asoc->state & SCTP_STATE_ABOUT_TO_BE_FREED) { + SCTP_TCB_UNLOCK(stcb); + SCTP_INP_RUNLOCK(inp); + return (0); + } + if ((SCTP_GET_STATE(asoc) != SCTP_STATE_COOKIE_WAIT) && + (SCTP_GET_STATE(asoc) != SCTP_STATE_COOKIE_ECHOED) && + (SCTP_GET_STATE(asoc) != SCTP_STATE_OPEN)) { + /* + * If we are not in or before ESTABLISHED, there is + * no protocol action required. + */ + SCTP_TCB_UNLOCK(stcb); + SCTP_INP_RUNLOCK(inp); + return (0); + } + if (stcb->asoc.alternate) { + netp = stcb->asoc.alternate; + } else { + netp = stcb->asoc.primary_destination; + } + if ((SCTP_GET_STATE(asoc) == SCTP_STATE_OPEN) && + TAILQ_EMPTY(&asoc->send_queue) && TAILQ_EMPTY(&asoc->sent_queue) && (asoc->stream_queue_cnt == 0)) { - if (asoc->locked_on_sending) { + if ((*asoc->ss_functions.sctp_ss_is_user_msgs_incomplete) (stcb, asoc)) { goto abort_anyway; } /* there is nothing queued to send, so I'm done... */ - if (SCTP_GET_STATE(asoc) != SCTP_STATE_SHUTDOWN_SENT) { - /* only send SHUTDOWN the first time through */ - struct sctp_nets *netp; - - if ((SCTP_GET_STATE(asoc) == SCTP_STATE_OPEN) || - (SCTP_GET_STATE(asoc) == SCTP_STATE_SHUTDOWN_RECEIVED)) { - SCTP_STAT_DECR_GAUGE32(sctps_currestab); - } - SCTP_SET_STATE(asoc, SCTP_STATE_SHUTDOWN_SENT); - SCTP_CLEAR_SUBSTATE(asoc, SCTP_STATE_SHUTDOWN_PENDING); - sctp_stop_timers_for_shutdown(stcb); - if (stcb->asoc.alternate) { - netp = stcb->asoc.alternate; - } else { - netp = stcb->asoc.primary_destination; - } - sctp_send_shutdown(stcb, netp); - sctp_timer_start(SCTP_TIMER_TYPE_SHUTDOWN, - stcb->sctp_ep, stcb, netp); - sctp_timer_start(SCTP_TIMER_TYPE_SHUTDOWNGUARD, - stcb->sctp_ep, stcb, netp); - sctp_chunk_output(stcb->sctp_ep, stcb, SCTP_OUTPUT_FROM_T3, SCTP_SO_LOCKED); - } + SCTP_STAT_DECR_GAUGE32(sctps_currestab); + SCTP_SET_STATE(asoc, SCTP_STATE_SHUTDOWN_SENT); + SCTP_CLEAR_SUBSTATE(asoc, SCTP_STATE_SHUTDOWN_PENDING); + sctp_stop_timers_for_shutdown(stcb); + sctp_send_shutdown(stcb, netp); + sctp_timer_start(SCTP_TIMER_TYPE_SHUTDOWN, + stcb->sctp_ep, stcb, netp); } else { /* - * we still got (or just got) data to send, so set - * SHUTDOWN_PENDING + * We still got (or just got) data to send, so set + * SHUTDOWN_PENDING. */ - struct sctp_nets *netp; - - if (stcb->asoc.alternate) { - netp = stcb->asoc.alternate; - } else { - netp = stcb->asoc.primary_destination; - } - - asoc->state |= SCTP_STATE_SHUTDOWN_PENDING; - sctp_timer_start(SCTP_TIMER_TYPE_SHUTDOWNGUARD, stcb->sctp_ep, stcb, - netp); - - if (asoc->locked_on_sending) { - /* Locked to send out the data */ - struct sctp_stream_queue_pending *sp; - - sp = TAILQ_LAST(&asoc->locked_on_sending->outqueue, sctp_streamhead); - if (sp == NULL) { - SCTP_PRINTF("Error, sp is NULL, locked on sending is non-null strm:%d\n", - asoc->locked_on_sending->stream_no); - } else { - if ((sp->length == 0) && (sp->msg_is_complete == 0)) { - asoc->state |= SCTP_STATE_PARTIAL_MSG_LEFT; - } - } + SCTP_ADD_SUBSTATE(asoc, SCTP_STATE_SHUTDOWN_PENDING); + if ((*asoc->ss_functions.sctp_ss_is_user_msgs_incomplete) (stcb, asoc)) { + SCTP_ADD_SUBSTATE(asoc, SCTP_STATE_PARTIAL_MSG_LEFT); } if (TAILQ_EMPTY(&asoc->send_queue) && TAILQ_EMPTY(&asoc->sent_queue) && @@ -1056,16 +974,20 @@ sctp_shutdown(struct socket *so) stcb->sctp_ep->last_abort_code = SCTP_FROM_SCTP_USRREQ + SCTP_LOC_6; sctp_abort_an_association(stcb->sctp_ep, stcb, op_err, SCTP_SO_LOCKED); - goto skip_unlock; - } else { - sctp_chunk_output(inp, stcb, SCTP_OUTPUT_FROM_CLOSING, SCTP_SO_LOCKED); + SCTP_INP_RUNLOCK(inp); + return (0); } } + sctp_timer_start(SCTP_TIMER_TYPE_SHUTDOWNGUARD, stcb->sctp_ep, stcb, netp); + /* + * XXX: Why do this in the case where we have still data + * queued? + */ + sctp_chunk_output(inp, stcb, SCTP_OUTPUT_FROM_CLOSING, SCTP_SO_LOCKED); SCTP_TCB_UNLOCK(stcb); + SCTP_INP_RUNLOCK(inp); + return (0); } -skip_unlock: - SCTP_INP_RUNLOCK(inp); - return (0); } /* @@ -1190,7 +1112,7 @@ sctp_fill_up_addresses_vrf(struct sctp_inpcb *inp, if (ipv4_addr_legal) { struct sockaddr_in *sin; - sin = (struct sockaddr_in *)&sctp_ifa->address.sa; + sin = &sctp_ifa->address.sin; if (sin->sin_addr.s_addr == 0) { /* * we skip @@ -1235,7 +1157,7 @@ sctp_fill_up_addresses_vrf(struct sctp_inpcb *inp, if (ipv6_addr_legal) { struct sockaddr_in6 *sin6; - sin6 = (struct sockaddr_in6 *)&sctp_ifa->address.sa; + sin6 = &sctp_ifa->address.sin6; if (IN6_IS_ADDR_UNSPECIFIED(&sin6->sin6_addr)) { /* * we skip @@ -1375,10 +1297,14 @@ sctp_count_max_addresses_vrf(struct sctp_inpcb *inp, uint32_t vrf_id) switch (sctp_ifa->address.sa.sa_family) { #ifdef INET case AF_INET: +#ifdef INET6 if (sctp_is_feature_on(inp, SCTP_PCB_FLAGS_NEEDS_MAPPED_V4)) cnt += sizeof(struct sockaddr_in6); else cnt += sizeof(struct sockaddr_in); +#else + cnt += sizeof(struct sockaddr_in); +#endif break; #endif #ifdef INET6 @@ -1398,10 +1324,14 @@ sctp_count_max_addresses_vrf(struct sctp_inpcb *inp, uint32_t vrf_id) switch (laddr->ifa->address.sa.sa_family) { #ifdef INET case AF_INET: +#ifdef INET6 if (sctp_is_feature_on(inp, SCTP_PCB_FLAGS_NEEDS_MAPPED_V4)) cnt += sizeof(struct sockaddr_in6); else cnt += sizeof(struct sockaddr_in); +#else + cnt += sizeof(struct sockaddr_in); +#endif break; #endif #ifdef INET6 @@ -1437,7 +1367,7 @@ sctp_do_connect_x(struct socket *so, struct sctp_inpcb *inp, void *optval, int creat_lock_on = 0; struct sctp_tcb *stcb = NULL; struct sockaddr *sa; - int num_v6 = 0, num_v4 = 0, *totaddrp, totaddr; + unsigned int num_v6 = 0, num_v4 = 0, *totaddrp, totaddr; uint32_t vrf_id; int bad_addresses = 0; sctp_assoc_t *a_id; @@ -1473,10 +1403,10 @@ sctp_do_connect_x(struct socket *so, struct sctp_inpcb *inp, void *optval, error = EFAULT; goto out_now; } - totaddrp = (int *)optval; + totaddrp = (unsigned int *)optval; totaddr = *totaddrp; sa = (struct sockaddr *)(totaddrp + 1); - stcb = sctp_connectx_helper_find(inp, sa, &totaddr, &num_v4, &num_v6, &error, (optsize - sizeof(int)), &bad_addresses); + stcb = sctp_connectx_helper_find(inp, sa, &totaddr, &num_v4, &num_v6, &error, (unsigned int)(optsize - sizeof(int)), &bad_addresses); if ((stcb != NULL) || bad_addresses) { /* Already have or am bring up an association */ SCTP_ASOC_CREATE_UNLOCK(inp); @@ -1525,6 +1455,8 @@ sctp_do_connect_x(struct socket *so, struct sctp_inpcb *inp, void *optval, /* We are GOOD to go */ stcb = sctp_aloc_assoc(inp, sa, &error, 0, vrf_id, + inp->sctp_ep.pre_open_stream_count, + inp->sctp_ep.port, (struct thread *)p ); if (stcb == NULL) { @@ -1557,7 +1489,8 @@ sctp_do_connect_x(struct socket *so, struct sctp_inpcb *inp, void *optval, sctp_connectx_helper_add(stcb, sa, (totaddr - 1), &error); /* Fill in the return id */ if (error) { - (void)sctp_free_assoc(inp, stcb, SCTP_PCBFREE_FORCE, SCTP_FROM_SCTP_USRREQ + SCTP_LOC_6); + (void)sctp_free_assoc(inp, stcb, SCTP_PCBFREE_FORCE, + SCTP_FROM_SCTP_USRREQ + SCTP_LOC_7); goto out_now; } a_id = (sctp_assoc_t *) optval; @@ -1575,11 +1508,6 @@ sctp_do_connect_x(struct socket *so, struct sctp_inpcb *inp, void *optval, sctp_send_initiate(inp, stcb, SCTP_SO_LOCKED); } SCTP_TCB_UNLOCK(stcb); - if (stcb->sctp_ep->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) { - stcb->sctp_ep->sctp_flags |= SCTP_PCB_FLAGS_CONNECTED; - /* Set the connected flag so we can queue data */ - soisconnecting(so); - } out_now: if (creat_lock_on) { SCTP_ASOC_CREATE_UNLOCK(inp); @@ -1752,6 +1680,37 @@ flags_out: *optsize = sizeof(uint32_t); break; } + case SCTP_INTERLEAVING_SUPPORTED: + { + struct sctp_assoc_value *av; + + SCTP_CHECK_AND_CAST(av, optval, struct sctp_assoc_value, *optsize); + SCTP_FIND_STCB(inp, stcb, av->assoc_id); + + if (stcb) { + av->assoc_value = stcb->asoc.idata_supported; + SCTP_TCB_UNLOCK(stcb); + } else { + if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) || + (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) || + (av->assoc_id == SCTP_FUTURE_ASSOC)) { + SCTP_INP_RLOCK(inp); + if (inp->idata_supported) { + av->assoc_value = 1; + } else { + av->assoc_value = 0; + } + SCTP_INP_RUNLOCK(inp); + } else { + SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); + error = EINVAL; + } + } + if (error == 0) { + *optsize = sizeof(struct sctp_assoc_value); + } + break; + } case SCTP_CMT_ON_OFF: { struct sctp_assoc_value *av; @@ -1905,8 +1864,15 @@ flags_out: uint32_t *value, cnt; SCTP_CHECK_AND_CAST(value, optval, uint32_t, *optsize); - cnt = 0; SCTP_INP_RLOCK(inp); + if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) || + (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL)) { + /* Can't do this for a 1-1 socket */ + error = EINVAL; + SCTP_INP_RUNLOCK(inp); + break; + } + cnt = 0; LIST_FOREACH(stcb, &inp->sctp_asoc_list, sctp_tcblist) { cnt++; } @@ -1918,15 +1884,28 @@ flags_out: case SCTP_GET_ASSOC_ID_LIST: { struct sctp_assoc_ids *ids; - unsigned int at, limit; + uint32_t at; + size_t limit; SCTP_CHECK_AND_CAST(ids, optval, struct sctp_assoc_ids, *optsize); + SCTP_INP_RLOCK(inp); + if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) || + (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL)) { + /* Can't do this for a 1-1 socket */ + error = EINVAL; + SCTP_INP_RUNLOCK(inp); + break; + } at = 0; limit = (*optsize - sizeof(uint32_t)) / sizeof(sctp_assoc_t); - SCTP_INP_RLOCK(inp); LIST_FOREACH(stcb, &inp->sctp_asoc_list, sctp_tcblist) { if (at < limit) { ids->gaids_assoc_id[at++] = sctp_get_associd(stcb); + if (at == 0) { + error = EINVAL; + SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, error); + break; + } } else { error = EINVAL; SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, error); @@ -2219,23 +2198,27 @@ flags_out: size = 0; /* Count the sizes */ TAILQ_FOREACH(net, &stcb->asoc.nets, sctp_next) { - if (sctp_is_feature_on(inp, SCTP_PCB_FLAGS_NEEDS_MAPPED_V4)) { - size += sizeof(struct sockaddr_in6); - } else { - switch (((struct sockaddr *)&net->ro._l_addr)->sa_family) { + switch (net->ro._l_addr.sa.sa_family) { #ifdef INET - case AF_INET: + case AF_INET: +#ifdef INET6 + if (sctp_is_feature_on(inp, SCTP_PCB_FLAGS_NEEDS_MAPPED_V4)) { + size += sizeof(struct sockaddr_in6); + } else { size += sizeof(struct sockaddr_in); - break; + } +#else + size += sizeof(struct sockaddr_in); +#endif + break; #endif #ifdef INET6 - case AF_INET6: - size += sizeof(struct sockaddr_in6); - break; + case AF_INET6: + size += sizeof(struct sockaddr_in6); + break; #endif - default: - break; - } + default: + break; } } SCTP_TCB_UNLOCK(stcb); @@ -2267,24 +2250,28 @@ flags_out: sas = (struct sockaddr_storage *)&saddr->addr[0]; TAILQ_FOREACH(net, &stcb->asoc.nets, sctp_next) { - if (sctp_is_feature_on(inp, SCTP_PCB_FLAGS_NEEDS_MAPPED_V4)) { - cpsz = sizeof(struct sockaddr_in6); - } else { - switch (((struct sockaddr *)&net->ro._l_addr)->sa_family) { + switch (net->ro._l_addr.sa.sa_family) { #ifdef INET - case AF_INET: + case AF_INET: +#ifdef INET6 + if (sctp_is_feature_on(inp, SCTP_PCB_FLAGS_NEEDS_MAPPED_V4)) { + cpsz = sizeof(struct sockaddr_in6); + } else { cpsz = sizeof(struct sockaddr_in); - break; + } +#else + cpsz = sizeof(struct sockaddr_in); +#endif + break; #endif #ifdef INET6 - case AF_INET6: - cpsz = sizeof(struct sockaddr_in6); - break; + case AF_INET6: + cpsz = sizeof(struct sockaddr_in6); + break; #endif - default: - cpsz = 0; - break; - } + default: + cpsz = 0; + break; } if (cpsz == 0) { break; @@ -2295,15 +2282,15 @@ flags_out: } #if defined(INET) && defined(INET6) if ((sctp_is_feature_on(inp, SCTP_PCB_FLAGS_NEEDS_MAPPED_V4)) && - (((struct sockaddr *)&net->ro._l_addr)->sa_family == AF_INET)) { + (net->ro._l_addr.sa.sa_family == AF_INET)) { /* Must map the address */ - in6_sin_2_v4mapsin6((struct sockaddr_in *)&net->ro._l_addr, + in6_sin_2_v4mapsin6(&net->ro._l_addr.sin, (struct sockaddr_in6 *)sas); } else { -#endif memcpy(sas, &net->ro._l_addr, cpsz); -#if defined(INET) && defined(INET6) } +#else + memcpy(sas, &net->ro._l_addr, cpsz); #endif ((struct sockaddr_in *)sas)->sin_port = stcb->rport; @@ -2340,13 +2327,35 @@ flags_out: { struct sctp_paddrparams *paddrp; struct sctp_nets *net; + struct sockaddr *addr; + +#if defined(INET) && defined(INET6) + struct sockaddr_in sin_store; + +#endif SCTP_CHECK_AND_CAST(paddrp, optval, struct sctp_paddrparams, *optsize); SCTP_FIND_STCB(inp, stcb, paddrp->spp_assoc_id); - net = NULL; - if (stcb) { - net = sctp_findnet(stcb, (struct sockaddr *)&paddrp->spp_address); +#if defined(INET) && defined(INET6) + if (paddrp->spp_address.ss_family == AF_INET6) { + struct sockaddr_in6 *sin6; + + sin6 = (struct sockaddr_in6 *)&paddrp->spp_address; + if (IN6_IS_ADDR_V4MAPPED(&sin6->sin6_addr)) { + in6_sin6_2_sin(&sin_store, sin6); + addr = (struct sockaddr *)&sin_store; + } else { + addr = (struct sockaddr *)&paddrp->spp_address; + } + } else { + addr = (struct sockaddr *)&paddrp->spp_address; + } +#else + addr = (struct sockaddr *)&paddrp->spp_address; +#endif + if (stcb != NULL) { + net = sctp_findnet(stcb, addr); } else { /* * We increment here since @@ -2355,22 +2364,20 @@ flags_out: * the locked tcb (last argument) is NOT a * TCB.. aka NULL. */ + net = NULL; SCTP_INP_INCR_REF(inp); - stcb = sctp_findassociation_ep_addr(&inp, (struct sockaddr *)&paddrp->spp_address, &net, NULL, NULL); + stcb = sctp_findassociation_ep_addr(&inp, addr, &net, NULL, NULL); if (stcb == NULL) { SCTP_INP_DECR_REF(inp); } } - if (stcb && (net == NULL)) { - struct sockaddr *sa; - - sa = (struct sockaddr *)&paddrp->spp_address; + if ((stcb != NULL) && (net == NULL)) { #ifdef INET - if (sa->sa_family == AF_INET) { + if (addr->sa_family == AF_INET) { struct sockaddr_in *sin; - sin = (struct sockaddr_in *)sa; - if (sin->sin_addr.s_addr) { + sin = (struct sockaddr_in *)addr; + if (sin->sin_addr.s_addr != INADDR_ANY) { error = EINVAL; SCTP_TCB_UNLOCK(stcb); SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, error); @@ -2379,10 +2386,10 @@ flags_out: } else #endif #ifdef INET6 - if (sa->sa_family == AF_INET6) { + if (addr->sa_family == AF_INET6) { struct sockaddr_in6 *sin6; - sin6 = (struct sockaddr_in6 *)sa; + sin6 = (struct sockaddr_in6 *)addr; if (!IN6_IS_ADDR_UNSPECIFIED(&sin6->sin6_addr)) { error = EINVAL; SCTP_TCB_UNLOCK(stcb); @@ -2398,21 +2405,27 @@ flags_out: break; } } - if (stcb) { + if (stcb != NULL) { /* Applies to the specific association */ paddrp->spp_flags = 0; - if (net) { - int ovh; - - if (inp->sctp_flags & SCTP_PCB_FLAGS_BOUND_V6) { - ovh = SCTP_MED_OVERHEAD; - } else { - ovh = SCTP_MED_V4_OVERHEAD; - } - + if (net != NULL) { paddrp->spp_hbinterval = net->heart_beat_delay; paddrp->spp_pathmaxrxt = net->failure_threshold; - paddrp->spp_pathmtu = net->mtu - ovh; + paddrp->spp_pathmtu = net->mtu; + switch (net->ro._l_addr.sa.sa_family) { +#ifdef INET + case AF_INET: + paddrp->spp_pathmtu -= SCTP_MIN_V4_OVERHEAD; + break; +#endif +#ifdef INET6 + case AF_INET6: + paddrp->spp_pathmtu -= SCTP_MIN_V4_OVERHEAD; + break; +#endif + default: + break; + } /* get flags for HB */ if (net->dest_state & SCTP_ADDR_NOHB) { paddrp->spp_flags |= SPP_HB_DISABLE; @@ -2421,9 +2434,9 @@ flags_out: } /* get flags for PMTU */ if (net->dest_state & SCTP_ADDR_NO_PMTUD) { - paddrp->spp_flags |= SPP_PMTUD_ENABLE; - } else { paddrp->spp_flags |= SPP_PMTUD_DISABLE; + } else { + paddrp->spp_flags |= SPP_PMTUD_ENABLE; } if (net->dscp & 0x01) { paddrp->spp_dscp = net->dscp & 0xfc; @@ -2442,7 +2455,7 @@ flags_out: * value */ paddrp->spp_pathmaxrxt = stcb->asoc.def_net_failure; - paddrp->spp_pathmtu = sctp_get_frag_point(stcb, &stcb->asoc); + paddrp->spp_pathmtu = 0; if (stcb->asoc.default_dscp & 0x01) { paddrp->spp_dscp = stcb->asoc.default_dscp & 0xfc; paddrp->spp_flags |= SPP_DSCP; @@ -2517,13 +2530,35 @@ flags_out: { struct sctp_paddrinfo *paddri; struct sctp_nets *net; + struct sockaddr *addr; + +#if defined(INET) && defined(INET6) + struct sockaddr_in sin_store; + +#endif SCTP_CHECK_AND_CAST(paddri, optval, struct sctp_paddrinfo, *optsize); SCTP_FIND_STCB(inp, stcb, paddri->spinfo_assoc_id); - net = NULL; - if (stcb) { - net = sctp_findnet(stcb, (struct sockaddr *)&paddri->spinfo_address); +#if defined(INET) && defined(INET6) + if (paddri->spinfo_address.ss_family == AF_INET6) { + struct sockaddr_in6 *sin6; + + sin6 = (struct sockaddr_in6 *)&paddri->spinfo_address; + if (IN6_IS_ADDR_V4MAPPED(&sin6->sin6_addr)) { + in6_sin6_2_sin(&sin_store, sin6); + addr = (struct sockaddr *)&sin_store; + } else { + addr = (struct sockaddr *)&paddri->spinfo_address; + } + } else { + addr = (struct sockaddr *)&paddri->spinfo_address; + } +#else + addr = (struct sockaddr *)&paddri->spinfo_address; +#endif + if (stcb != NULL) { + net = sctp_findnet(stcb, addr); } else { /* * We increment here since @@ -2532,14 +2567,15 @@ flags_out: * the locked tcb (last argument) is NOT a * TCB.. aka NULL. */ + net = NULL; SCTP_INP_INCR_REF(inp); - stcb = sctp_findassociation_ep_addr(&inp, (struct sockaddr *)&paddri->spinfo_address, &net, NULL, NULL); + stcb = sctp_findassociation_ep_addr(&inp, addr, &net, NULL, NULL); if (stcb == NULL) { SCTP_INP_DECR_REF(inp); } } - if ((stcb) && (net)) { + if ((stcb != NULL) && (net != NULL)) { if (net->dest_state & SCTP_ADDR_UNCONFIRMED) { /* It's unconfirmed */ paddri->spinfo_state = SCTP_UNCONFIRMED; @@ -2555,10 +2591,24 @@ flags_out: paddri->spinfo_rto = net->RTO; paddri->spinfo_assoc_id = sctp_get_associd(stcb); paddri->spinfo_mtu = net->mtu; + switch (addr->sa_family) { +#if defined(INET) + case AF_INET: + paddri->spinfo_mtu -= SCTP_MIN_V4_OVERHEAD; + break; +#endif +#if defined(INET6) + case AF_INET6: + paddri->spinfo_mtu -= SCTP_MIN_OVERHEAD; + break; +#endif + default: + break; + } SCTP_TCB_UNLOCK(stcb); *optsize = sizeof(struct sctp_paddrinfo); } else { - if (stcb) { + if (stcb != NULL) { SCTP_TCB_UNLOCK(stcb); } SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, ENOENT); @@ -2588,12 +2638,7 @@ flags_out: error = EINVAL; break; } - /* - * I think passing the state is fine since - * sctp_constants.h will be available to the user - * land. - */ - sstat->sstat_state = stcb->asoc.state; + sstat->sstat_state = sctp_map_assoc_state(stcb->asoc.state); sstat->sstat_assoc_id = sctp_get_associd(stcb); sstat->sstat_rwnd = stcb->asoc.peers_rwnd; sstat->sstat_unackdata = stcb->asoc.sent_queue_cnt; @@ -2631,6 +2676,20 @@ flags_out: sstat->sstat_primary.spinfo_srtt = net->lastsa >> SCTP_RTT_SHIFT; sstat->sstat_primary.spinfo_rto = net->RTO; sstat->sstat_primary.spinfo_mtu = net->mtu; + switch (stcb->asoc.primary_destination->ro._l_addr.sa.sa_family) { +#if defined(INET) + case AF_INET: + sstat->sstat_primary.spinfo_mtu -= SCTP_MIN_V4_OVERHEAD; + break; +#endif +#if defined(INET6) + case AF_INET6: + sstat->sstat_primary.spinfo_mtu -= SCTP_MIN_OVERHEAD; + break; +#endif + default: + break; + } sstat->sstat_primary.spinfo_assoc_id = sctp_get_associd(stcb); SCTP_TCB_UNLOCK(stcb); *optsize = sizeof(struct sctp_status); @@ -2775,16 +2834,32 @@ flags_out: SCTP_FIND_STCB(inp, stcb, ssp->ssp_assoc_id); if (stcb) { - /* simply copy out the sockaddr_storage... */ - size_t len; + union sctp_sockstore *addr; - len = *optsize; - if (len > stcb->asoc.primary_destination->ro._l_addr.sa.sa_len) - len = stcb->asoc.primary_destination->ro._l_addr.sa.sa_len; - - memcpy(&ssp->ssp_addr, - &stcb->asoc.primary_destination->ro._l_addr, - len); + addr = &stcb->asoc.primary_destination->ro._l_addr; + switch (addr->sa.sa_family) { +#ifdef INET + case AF_INET: +#ifdef INET6 + if (sctp_is_feature_on(inp, SCTP_PCB_FLAGS_NEEDS_MAPPED_V4)) { + in6_sin_2_v4mapsin6(&addr->sin, + (struct sockaddr_in6 *)&ssp->ssp_addr); + } else { + memcpy(&ssp->ssp_addr, &addr->sin, sizeof(struct sockaddr_in)); + } +#else + memcpy(&ssp->ssp_addr, &addr->sin, sizeof(struct sockaddr_in)); +#endif + break; +#endif +#ifdef INET6 + case AF_INET6: + memcpy(&ssp->ssp_addr, &addr->sin6, sizeof(struct sockaddr_in6)); + break; +#endif + default: + break; + } SCTP_TCB_UNLOCK(stcb); *optsize = sizeof(struct sctp_setprim); } else { @@ -3124,13 +3199,35 @@ flags_out: { struct sctp_paddrthlds *thlds; struct sctp_nets *net; + struct sockaddr *addr; + +#if defined(INET) && defined(INET6) + struct sockaddr_in sin_store; + +#endif SCTP_CHECK_AND_CAST(thlds, optval, struct sctp_paddrthlds, *optsize); SCTP_FIND_STCB(inp, stcb, thlds->spt_assoc_id); - net = NULL; - if (stcb) { - net = sctp_findnet(stcb, (struct sockaddr *)&thlds->spt_address); +#if defined(INET) && defined(INET6) + if (thlds->spt_address.ss_family == AF_INET6) { + struct sockaddr_in6 *sin6; + + sin6 = (struct sockaddr_in6 *)&thlds->spt_address; + if (IN6_IS_ADDR_V4MAPPED(&sin6->sin6_addr)) { + in6_sin6_2_sin(&sin_store, sin6); + addr = (struct sockaddr *)&sin_store; + } else { + addr = (struct sockaddr *)&thlds->spt_address; + } + } else { + addr = (struct sockaddr *)&thlds->spt_address; + } +#else + addr = (struct sockaddr *)&thlds->spt_address; +#endif + if (stcb != NULL) { + net = sctp_findnet(stcb, addr); } else { /* * We increment here since @@ -3139,22 +3236,20 @@ flags_out: * the locked tcb (last argument) is NOT a * TCB.. aka NULL. */ + net = NULL; SCTP_INP_INCR_REF(inp); - stcb = sctp_findassociation_ep_addr(&inp, (struct sockaddr *)&thlds->spt_address, &net, NULL, NULL); + stcb = sctp_findassociation_ep_addr(&inp, addr, &net, NULL, NULL); if (stcb == NULL) { SCTP_INP_DECR_REF(inp); } } - if (stcb && (net == NULL)) { - struct sockaddr *sa; - - sa = (struct sockaddr *)&thlds->spt_address; + if ((stcb != NULL) && (net == NULL)) { #ifdef INET - if (sa->sa_family == AF_INET) { + if (addr->sa_family == AF_INET) { struct sockaddr_in *sin; - sin = (struct sockaddr_in *)sa; - if (sin->sin_addr.s_addr) { + sin = (struct sockaddr_in *)addr; + if (sin->sin_addr.s_addr != INADDR_ANY) { error = EINVAL; SCTP_TCB_UNLOCK(stcb); SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, error); @@ -3163,10 +3258,10 @@ flags_out: } else #endif #ifdef INET6 - if (sa->sa_family == AF_INET6) { + if (addr->sa_family == AF_INET6) { struct sockaddr_in6 *sin6; - sin6 = (struct sockaddr_in6 *)sa; + sin6 = (struct sockaddr_in6 *)addr; if (!IN6_IS_ADDR_UNSPECIFIED(&sin6->sin6_addr)) { error = EINVAL; SCTP_TCB_UNLOCK(stcb); @@ -3182,13 +3277,15 @@ flags_out: break; } } - if (stcb) { - if (net) { + if (stcb != NULL) { + if (net != NULL) { thlds->spt_pathmaxrxt = net->failure_threshold; thlds->spt_pathpfthld = net->pf_threshold; + thlds->spt_pathcpthld = 0xffff; } else { thlds->spt_pathmaxrxt = stcb->asoc.def_net_failure; thlds->spt_pathpfthld = stcb->asoc.def_net_pf_threshold; + thlds->spt_pathcpthld = 0xffff; } thlds->spt_assoc_id = sctp_get_associd(stcb); SCTP_TCB_UNLOCK(stcb); @@ -3200,6 +3297,7 @@ flags_out: SCTP_INP_RLOCK(inp); thlds->spt_pathmaxrxt = inp->sctp_ep.def_net_failure; thlds->spt_pathpfthld = inp->sctp_ep.def_net_pf_threshold; + thlds->spt_pathcpthld = 0xffff; SCTP_INP_RUNLOCK(inp); } else { SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); @@ -3215,12 +3313,35 @@ flags_out: { struct sctp_udpencaps *encaps; struct sctp_nets *net; + struct sockaddr *addr; + +#if defined(INET) && defined(INET6) + struct sockaddr_in sin_store; + +#endif SCTP_CHECK_AND_CAST(encaps, optval, struct sctp_udpencaps, *optsize); SCTP_FIND_STCB(inp, stcb, encaps->sue_assoc_id); +#if defined(INET) && defined(INET6) + if (encaps->sue_address.ss_family == AF_INET6) { + struct sockaddr_in6 *sin6; + + sin6 = (struct sockaddr_in6 *)&encaps->sue_address; + if (IN6_IS_ADDR_V4MAPPED(&sin6->sin6_addr)) { + in6_sin6_2_sin(&sin_store, sin6); + addr = (struct sockaddr *)&sin_store; + } else { + addr = (struct sockaddr *)&encaps->sue_address; + } + } else { + addr = (struct sockaddr *)&encaps->sue_address; + } +#else + addr = (struct sockaddr *)&encaps->sue_address; +#endif if (stcb) { - net = sctp_findnet(stcb, (struct sockaddr *)&encaps->sue_address); + net = sctp_findnet(stcb, addr); } else { /* * We increment here since @@ -3231,21 +3352,18 @@ flags_out: */ net = NULL; SCTP_INP_INCR_REF(inp); - stcb = sctp_findassociation_ep_addr(&inp, (struct sockaddr *)&encaps->sue_address, &net, NULL, NULL); + stcb = sctp_findassociation_ep_addr(&inp, addr, &net, NULL, NULL); if (stcb == NULL) { SCTP_INP_DECR_REF(inp); } } - if (stcb && (net == NULL)) { - struct sockaddr *sa; - - sa = (struct sockaddr *)&encaps->sue_address; + if ((stcb != NULL) && (net == NULL)) { #ifdef INET - if (sa->sa_family == AF_INET) { + if (addr->sa_family == AF_INET) { struct sockaddr_in *sin; - sin = (struct sockaddr_in *)sa; - if (sin->sin_addr.s_addr) { + sin = (struct sockaddr_in *)addr; + if (sin->sin_addr.s_addr != INADDR_ANY) { error = EINVAL; SCTP_TCB_UNLOCK(stcb); SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, error); @@ -3254,10 +3372,10 @@ flags_out: } else #endif #ifdef INET6 - if (sa->sa_family == AF_INET6) { + if (addr->sa_family == AF_INET6) { struct sockaddr_in6 *sin6; - sin6 = (struct sockaddr_in6 *)sa; + sin6 = (struct sockaddr_in6 *)addr; if (!IN6_IS_ADDR_UNSPECIFIED(&sin6->sin6_addr)) { error = EINVAL; SCTP_TCB_UNLOCK(stcb); @@ -3273,7 +3391,7 @@ flags_out: break; } } - if (stcb) { + if (stcb != NULL) { if (net) { encaps->sue_port = net->port; } else { @@ -3297,6 +3415,195 @@ flags_out: } break; } + case SCTP_ECN_SUPPORTED: + { + struct sctp_assoc_value *av; + + SCTP_CHECK_AND_CAST(av, optval, struct sctp_assoc_value, *optsize); + SCTP_FIND_STCB(inp, stcb, av->assoc_id); + + if (stcb) { + av->assoc_value = stcb->asoc.ecn_supported; + SCTP_TCB_UNLOCK(stcb); + } else { + if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) || + (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) || + (av->assoc_id == SCTP_FUTURE_ASSOC)) { + SCTP_INP_RLOCK(inp); + av->assoc_value = inp->ecn_supported; + SCTP_INP_RUNLOCK(inp); + } else { + SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); + error = EINVAL; + } + } + if (error == 0) { + *optsize = sizeof(struct sctp_assoc_value); + } + break; + } + case SCTP_PR_SUPPORTED: + { + struct sctp_assoc_value *av; + + SCTP_CHECK_AND_CAST(av, optval, struct sctp_assoc_value, *optsize); + SCTP_FIND_STCB(inp, stcb, av->assoc_id); + + if (stcb) { + av->assoc_value = stcb->asoc.prsctp_supported; + SCTP_TCB_UNLOCK(stcb); + } else { + if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) || + (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) || + (av->assoc_id == SCTP_FUTURE_ASSOC)) { + SCTP_INP_RLOCK(inp); + av->assoc_value = inp->prsctp_supported; + SCTP_INP_RUNLOCK(inp); + } else { + SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); + error = EINVAL; + } + } + if (error == 0) { + *optsize = sizeof(struct sctp_assoc_value); + } + break; + } + case SCTP_AUTH_SUPPORTED: + { + struct sctp_assoc_value *av; + + SCTP_CHECK_AND_CAST(av, optval, struct sctp_assoc_value, *optsize); + SCTP_FIND_STCB(inp, stcb, av->assoc_id); + + if (stcb) { + av->assoc_value = stcb->asoc.auth_supported; + SCTP_TCB_UNLOCK(stcb); + } else { + if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) || + (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) || + (av->assoc_id == SCTP_FUTURE_ASSOC)) { + SCTP_INP_RLOCK(inp); + av->assoc_value = inp->auth_supported; + SCTP_INP_RUNLOCK(inp); + } else { + SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); + error = EINVAL; + } + } + if (error == 0) { + *optsize = sizeof(struct sctp_assoc_value); + } + break; + } + case SCTP_ASCONF_SUPPORTED: + { + struct sctp_assoc_value *av; + + SCTP_CHECK_AND_CAST(av, optval, struct sctp_assoc_value, *optsize); + SCTP_FIND_STCB(inp, stcb, av->assoc_id); + + if (stcb) { + av->assoc_value = stcb->asoc.asconf_supported; + SCTP_TCB_UNLOCK(stcb); + } else { + if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) || + (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) || + (av->assoc_id == SCTP_FUTURE_ASSOC)) { + SCTP_INP_RLOCK(inp); + av->assoc_value = inp->asconf_supported; + SCTP_INP_RUNLOCK(inp); + } else { + SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); + error = EINVAL; + } + } + if (error == 0) { + *optsize = sizeof(struct sctp_assoc_value); + } + break; + } + case SCTP_RECONFIG_SUPPORTED: + { + struct sctp_assoc_value *av; + + SCTP_CHECK_AND_CAST(av, optval, struct sctp_assoc_value, *optsize); + SCTP_FIND_STCB(inp, stcb, av->assoc_id); + + if (stcb) { + av->assoc_value = stcb->asoc.reconfig_supported; + SCTP_TCB_UNLOCK(stcb); + } else { + if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) || + (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) || + (av->assoc_id == SCTP_FUTURE_ASSOC)) { + SCTP_INP_RLOCK(inp); + av->assoc_value = inp->reconfig_supported; + SCTP_INP_RUNLOCK(inp); + } else { + SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); + error = EINVAL; + } + } + if (error == 0) { + *optsize = sizeof(struct sctp_assoc_value); + } + break; + } + case SCTP_NRSACK_SUPPORTED: + { + struct sctp_assoc_value *av; + + SCTP_CHECK_AND_CAST(av, optval, struct sctp_assoc_value, *optsize); + SCTP_FIND_STCB(inp, stcb, av->assoc_id); + + if (stcb) { + av->assoc_value = stcb->asoc.nrsack_supported; + SCTP_TCB_UNLOCK(stcb); + } else { + if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) || + (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) || + (av->assoc_id == SCTP_FUTURE_ASSOC)) { + SCTP_INP_RLOCK(inp); + av->assoc_value = inp->nrsack_supported; + SCTP_INP_RUNLOCK(inp); + } else { + SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); + error = EINVAL; + } + } + if (error == 0) { + *optsize = sizeof(struct sctp_assoc_value); + } + break; + } + case SCTP_PKTDROP_SUPPORTED: + { + struct sctp_assoc_value *av; + + SCTP_CHECK_AND_CAST(av, optval, struct sctp_assoc_value, *optsize); + SCTP_FIND_STCB(inp, stcb, av->assoc_id); + + if (stcb) { + av->assoc_value = stcb->asoc.pktdrop_supported; + SCTP_TCB_UNLOCK(stcb); + } else { + if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) || + (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) || + (av->assoc_id == SCTP_FUTURE_ASSOC)) { + SCTP_INP_RLOCK(inp); + av->assoc_value = inp->pktdrop_supported; + SCTP_INP_RUNLOCK(inp); + } else { + SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); + error = EINVAL; + } + } + if (error == 0) { + *optsize = sizeof(struct sctp_assoc_value); + } + break; + } case SCTP_ENABLE_STREAM_RESET: { struct sctp_assoc_value *av; @@ -3324,6 +3631,100 @@ flags_out: } break; } + case SCTP_PR_STREAM_STATUS: + { + struct sctp_prstatus *sprstat; + uint16_t sid; + uint16_t policy; + + SCTP_CHECK_AND_CAST(sprstat, optval, struct sctp_prstatus, *optsize); + SCTP_FIND_STCB(inp, stcb, sprstat->sprstat_assoc_id); + + sid = sprstat->sprstat_sid; + policy = sprstat->sprstat_policy; +#if defined(SCTP_DETAILED_STR_STATS) + if ((stcb != NULL) && + (sid < stcb->asoc.streamoutcnt) && + (policy != SCTP_PR_SCTP_NONE) && + ((policy <= SCTP_PR_SCTP_MAX) || + (policy == SCTP_PR_SCTP_ALL))) { + if (policy == SCTP_PR_SCTP_ALL) { + sprstat->sprstat_abandoned_unsent = stcb->asoc.strmout[sid].abandoned_unsent[0]; + sprstat->sprstat_abandoned_sent = stcb->asoc.strmout[sid].abandoned_sent[0]; + } else { + sprstat->sprstat_abandoned_unsent = stcb->asoc.strmout[sid].abandoned_unsent[policy]; + sprstat->sprstat_abandoned_sent = stcb->asoc.strmout[sid].abandoned_sent[policy]; + } +#else + if ((stcb != NULL) && + (sid < stcb->asoc.streamoutcnt) && + (policy == SCTP_PR_SCTP_ALL)) { + sprstat->sprstat_abandoned_unsent = stcb->asoc.strmout[sid].abandoned_unsent[0]; + sprstat->sprstat_abandoned_sent = stcb->asoc.strmout[sid].abandoned_sent[0]; +#endif + SCTP_TCB_UNLOCK(stcb); + *optsize = sizeof(struct sctp_prstatus); + } else { + SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); + error = EINVAL; + } + break; + } + case SCTP_PR_ASSOC_STATUS: + { + struct sctp_prstatus *sprstat; + uint16_t policy; + + SCTP_CHECK_AND_CAST(sprstat, optval, struct sctp_prstatus, *optsize); + SCTP_FIND_STCB(inp, stcb, sprstat->sprstat_assoc_id); + + policy = sprstat->sprstat_policy; + if ((stcb != NULL) && + (policy != SCTP_PR_SCTP_NONE) && + ((policy <= SCTP_PR_SCTP_MAX) || + (policy == SCTP_PR_SCTP_ALL))) { + if (policy == SCTP_PR_SCTP_ALL) { + sprstat->sprstat_abandoned_unsent = stcb->asoc.abandoned_unsent[0]; + sprstat->sprstat_abandoned_sent = stcb->asoc.abandoned_sent[0]; + } else { + sprstat->sprstat_abandoned_unsent = stcb->asoc.abandoned_unsent[policy]; + sprstat->sprstat_abandoned_sent = stcb->asoc.abandoned_sent[policy]; + } + SCTP_TCB_UNLOCK(stcb); + *optsize = sizeof(struct sctp_prstatus); + } else { + SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); + error = EINVAL; + } + break; + } + case SCTP_MAX_CWND: + { + struct sctp_assoc_value *av; + + SCTP_CHECK_AND_CAST(av, optval, struct sctp_assoc_value, *optsize); + SCTP_FIND_STCB(inp, stcb, av->assoc_id); + + if (stcb) { + av->assoc_value = stcb->asoc.max_cwnd; + SCTP_TCB_UNLOCK(stcb); + } else { + if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) || + (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) || + (av->assoc_id == SCTP_FUTURE_ASSOC)) { + SCTP_INP_RLOCK(inp); + av->assoc_value = inp->max_cwnd; + SCTP_INP_RUNLOCK(inp); + } else { + SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); + error = EINVAL; + } + } + if (error == 0) { + *optsize = sizeof(struct sctp_assoc_value); + } + break; + } default: SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, ENOPROTOOPT); error = ENOPROTOOPT; @@ -3487,6 +3888,47 @@ sctp_setopt(struct socket *so, int optname, void *optval, size_t optsize, } break; } + case SCTP_INTERLEAVING_SUPPORTED: + { + struct sctp_assoc_value *av; + + SCTP_CHECK_AND_CAST(av, optval, struct sctp_assoc_value, optsize); + SCTP_FIND_STCB(inp, stcb, av->assoc_id); + + if (stcb) { + SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); + error = EINVAL; + SCTP_TCB_UNLOCK(stcb); + } else { + if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) || + (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) || + (av->assoc_id == SCTP_FUTURE_ASSOC)) { + SCTP_INP_WLOCK(inp); + if (av->assoc_value == 0) { + inp->idata_supported = 0; + } else { + if ((sctp_is_feature_on(inp, SCTP_PCB_FLAGS_FRAG_INTERLEAVE)) && + (sctp_is_feature_on(inp, SCTP_PCB_FLAGS_INTERLEAVE_STRMS))) { + inp->idata_supported = 1; + } else { + /* + * Must have Frag + * interleave and + * stream interleave + * on + */ + SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); + error = EINVAL; + } + } + SCTP_INP_WUNLOCK(inp); + } else { + SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); + error = EINVAL; + } + } + break; + } case SCTP_CMT_ON_OFF: if (SCTP_BASE_SYSCTL(sctp_cmt_on_off)) { struct sctp_assoc_value *av; @@ -3684,7 +4126,6 @@ sctp_setopt(struct socket *so, int optname, void *optval, size_t optsize, SCTP_TCB_UNLOCK(stcb); } SCTP_INP_RUNLOCK(inp); - } else { /* * Can't set stream value without @@ -3959,12 +4400,13 @@ sctp_setopt(struct socket *so, int optname, void *optval, size_t optsize, uint32_t i; SCTP_CHECK_AND_CAST(shmac, optval, struct sctp_hmacalgo, optsize); - if (optsize < sizeof(struct sctp_hmacalgo) + shmac->shmac_number_of_idents * sizeof(uint16_t)) { + if ((optsize < sizeof(struct sctp_hmacalgo) + shmac->shmac_number_of_idents * sizeof(uint16_t)) || + (shmac->shmac_number_of_idents > 0xffff)) { SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); error = EINVAL; break; } - hmaclist = sctp_alloc_hmaclist(shmac->shmac_number_of_idents); + hmaclist = sctp_alloc_hmaclist((uint16_t) shmac->shmac_number_of_idents); if (hmaclist == NULL) { SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, ENOMEM); error = ENOMEM; @@ -4172,7 +4614,7 @@ sctp_setopt(struct socket *so, int optname, void *optval, size_t optsize, error = ENOENT; break; } - if (stcb->asoc.peer_supports_strreset == 0) { + if (stcb->asoc.reconfig_supported == 0) { /* * Peer does not support the chunk type. */ @@ -4181,18 +4623,30 @@ sctp_setopt(struct socket *so, int optname, void *optval, size_t optsize, SCTP_TCB_UNLOCK(stcb); break; } - if (stcb->asoc.stream_reset_outstanding) { - SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EALREADY); - error = EALREADY; + if (sizeof(struct sctp_reset_streams) + + strrst->srs_number_streams * sizeof(uint16_t) > optsize) { + error = EINVAL; SCTP_TCB_UNLOCK(stcb); break; } if (strrst->srs_flags & SCTP_STREAM_RESET_INCOMING) { send_in = 1; + if (stcb->asoc.stream_reset_outstanding) { + SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EALREADY); + error = EALREADY; + SCTP_TCB_UNLOCK(stcb); + break; + } } if (strrst->srs_flags & SCTP_STREAM_RESET_OUTGOING) { send_out = 1; } + if ((strrst->srs_number_streams > SCTP_MAX_STREAMS_AT_ONCE_RESET) && send_in) { + SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, ENOMEM); + error = ENOMEM; + SCTP_TCB_UNLOCK(stcb); + break; + } if ((send_in == 0) && (send_out == 0)) { SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); error = EINVAL; @@ -4217,11 +4671,46 @@ sctp_setopt(struct socket *so, int optname, void *optval, size_t optsize, SCTP_TCB_UNLOCK(stcb); break; } - error = sctp_send_str_reset_req(stcb, strrst->srs_number_streams, - strrst->srs_stream_list, - send_out, send_in, 0, 0, 0, 0, 0); - - sctp_chunk_output(inp, stcb, SCTP_OUTPUT_FROM_STRRST_REQ, SCTP_SO_LOCKED); + if (send_out) { + int cnt; + uint16_t strm; + + if (strrst->srs_number_streams) { + for (i = 0, cnt = 0; i < strrst->srs_number_streams; i++) { + strm = strrst->srs_stream_list[i]; + if (stcb->asoc.strmout[strm].state == SCTP_STREAM_OPEN) { + stcb->asoc.strmout[strm].state = SCTP_STREAM_RESET_PENDING; + cnt++; + } + } + } else { + /* Its all */ + for (i = 0, cnt = 0; i < stcb->asoc.streamoutcnt; i++) { + if (stcb->asoc.strmout[i].state == SCTP_STREAM_OPEN) { + stcb->asoc.strmout[i].state = SCTP_STREAM_RESET_PENDING; + cnt++; + } + } + } + } + if (send_in) { + error = sctp_send_str_reset_req(stcb, strrst->srs_number_streams, + strrst->srs_stream_list, + send_in, 0, 0, 0, 0, 0); + } else { + error = sctp_send_stream_reset_out_if_possible(stcb, SCTP_SO_LOCKED); + } + if (error == 0) { + sctp_chunk_output(inp, stcb, SCTP_OUTPUT_FROM_STRRST_REQ, SCTP_SO_LOCKED); + } else { + /* + * For outgoing streams don't report any + * problems in sending the request to the + * application. XXX: Double check resetting + * incoming streams. + */ + error = 0; + } SCTP_TCB_UNLOCK(stcb); break; } @@ -4239,7 +4728,7 @@ sctp_setopt(struct socket *so, int optname, void *optval, size_t optsize, error = ENOENT; break; } - if (stcb->asoc.peer_supports_strreset == 0) { + if (stcb->asoc.reconfig_supported == 0) { /* * Peer does not support the chunk type. */ @@ -4291,7 +4780,7 @@ sctp_setopt(struct socket *so, int optname, void *optval, size_t optsize, goto skip_stuff; } } - error = sctp_send_str_reset_req(stcb, 0, NULL, 0, 0, 0, addstream, add_o_strmcnt, add_i_strmcnt, 0); + error = sctp_send_str_reset_req(stcb, 0, NULL, 0, 0, addstream, add_o_strmcnt, add_i_strmcnt, 0); sctp_chunk_output(inp, stcb, SCTP_OUTPUT_FROM_STRRST_REQ, SCTP_SO_LOCKED); skip_stuff: SCTP_TCB_UNLOCK(stcb); @@ -4299,6 +4788,7 @@ sctp_setopt(struct socket *so, int optname, void *optval, size_t optsize, } case SCTP_RESET_ASSOC: { + int i; uint32_t *value; SCTP_CHECK_AND_CAST(value, optval, uint32_t, optsize); @@ -4308,7 +4798,7 @@ sctp_setopt(struct socket *so, int optname, void *optval, size_t optsize, error = ENOENT; break; } - if (stcb->asoc.peer_supports_strreset == 0) { + if (stcb->asoc.reconfig_supported == 0) { /* * Peer does not support the chunk type. */ @@ -4323,7 +4813,25 @@ sctp_setopt(struct socket *so, int optname, void *optval, size_t optsize, SCTP_TCB_UNLOCK(stcb); break; } - error = sctp_send_str_reset_req(stcb, 0, NULL, 0, 0, 1, 0, 0, 0, 0); + /* + * Is there any data pending in the send or sent + * queues? + */ + if (!TAILQ_EMPTY(&stcb->asoc.send_queue) || + !TAILQ_EMPTY(&stcb->asoc.sent_queue)) { + busy_out: + error = EBUSY; + SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, error); + SCTP_TCB_UNLOCK(stcb); + break; + } + /* Do any streams have data queued? */ + for (i = 0; i < stcb->asoc.streamoutcnt; i++) { + if (!TAILQ_EMPTY(&stcb->asoc.strmout[i].outqueue)) { + goto busy_out; + } + } + error = sctp_send_str_reset_req(stcb, 0, NULL, 0, 1, 0, 0, 0, 0); sctp_chunk_output(inp, stcb, SCTP_OUTPUT_FROM_STRRST_REQ, SCTP_SO_LOCKED); SCTP_TCB_UNLOCK(stcb); break; @@ -4347,7 +4855,6 @@ sctp_setopt(struct socket *so, int optname, void *optval, size_t optsize, case SCTP_CONNECT_X_COMPLETE: { struct sockaddr *sa; - struct sctp_nets *net; /* FIXME MT: check correct? */ SCTP_CHECK_AND_CAST(sa, optval, struct sockaddr, optsize); @@ -4358,7 +4865,6 @@ sctp_setopt(struct socket *so, int optname, void *optval, size_t optsize, stcb = LIST_FIRST(&inp->sctp_asoc_list); if (stcb) { SCTP_TCB_LOCK(stcb); - net = sctp_findnet(stcb, sa); } SCTP_INP_RUNLOCK(inp); } else { @@ -4370,7 +4876,7 @@ sctp_setopt(struct socket *so, int optname, void *optval, size_t optsize, * TCB.. aka NULL. */ SCTP_INP_INCR_REF(inp); - stcb = sctp_findassociation_ep_addr(&inp, sa, &net, NULL, NULL); + stcb = sctp_findassociation_ep_addr(&inp, sa, NULL, NULL, NULL); if (stcb == NULL) { SCTP_INP_DECR_REF(inp); } @@ -4386,7 +4892,7 @@ sctp_setopt(struct socket *so, int optname, void *optval, size_t optsize, (void)SCTP_GETTIME_TIMEVAL(&stcb->asoc.time_entered); sctp_timer_stop(SCTP_TIMER_TYPE_INIT, inp, stcb, stcb->asoc.primary_destination, - SCTP_FROM_SCTP_USRREQ + SCTP_LOC_9); + SCTP_FROM_SCTP_USRREQ + SCTP_LOC_8); sctp_send_initiate(inp, stcb, SCTP_SO_LOCKED); } else { /* @@ -4690,12 +5196,35 @@ sctp_setopt(struct socket *so, int optname, void *optval, size_t optsize, { struct sctp_paddrparams *paddrp; struct sctp_nets *net; + struct sockaddr *addr; + +#if defined(INET) && defined(INET6) + struct sockaddr_in sin_store; + +#endif SCTP_CHECK_AND_CAST(paddrp, optval, struct sctp_paddrparams, optsize); SCTP_FIND_STCB(inp, stcb, paddrp->spp_assoc_id); - net = NULL; - if (stcb) { - net = sctp_findnet(stcb, (struct sockaddr *)&paddrp->spp_address); + +#if defined(INET) && defined(INET6) + if (paddrp->spp_address.ss_family == AF_INET6) { + struct sockaddr_in6 *sin6; + + sin6 = (struct sockaddr_in6 *)&paddrp->spp_address; + if (IN6_IS_ADDR_V4MAPPED(&sin6->sin6_addr)) { + in6_sin6_2_sin(&sin_store, sin6); + addr = (struct sockaddr *)&sin_store; + } else { + addr = (struct sockaddr *)&paddrp->spp_address; + } + } else { + addr = (struct sockaddr *)&paddrp->spp_address; + } +#else + addr = (struct sockaddr *)&paddrp->spp_address; +#endif + if (stcb != NULL) { + net = sctp_findnet(stcb, addr); } else { /* * We increment here since @@ -4704,25 +5233,22 @@ sctp_setopt(struct socket *so, int optname, void *optval, size_t optsize, * the locked tcb (last argument) is NOT a * TCB.. aka NULL. */ + net = NULL; SCTP_INP_INCR_REF(inp); - stcb = sctp_findassociation_ep_addr(&inp, - (struct sockaddr *)&paddrp->spp_address, + stcb = sctp_findassociation_ep_addr(&inp, addr, &net, NULL, NULL); if (stcb == NULL) { SCTP_INP_DECR_REF(inp); } } - if (stcb && (net == NULL)) { - struct sockaddr *sa; - - sa = (struct sockaddr *)&paddrp->spp_address; + if ((stcb != NULL) && (net == NULL)) { #ifdef INET - if (sa->sa_family == AF_INET) { + if (addr->sa_family == AF_INET) { struct sockaddr_in *sin; - sin = (struct sockaddr_in *)sa; - if (sin->sin_addr.s_addr) { + sin = (struct sockaddr_in *)addr; + if (sin->sin_addr.s_addr != INADDR_ANY) { SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); SCTP_TCB_UNLOCK(stcb); error = EINVAL; @@ -4731,10 +5257,10 @@ sctp_setopt(struct socket *so, int optname, void *optval, size_t optsize, } else #endif #ifdef INET6 - if (sa->sa_family == AF_INET6) { + if (addr->sa_family == AF_INET6) { struct sockaddr_in6 *sin6; - sin6 = (struct sockaddr_in6 *)sa; + sin6 = (struct sockaddr_in6 *)addr; if (!IN6_IS_ADDR_UNSPECIFIED(&sin6->sin6_addr)) { SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); SCTP_TCB_UNLOCK(stcb); @@ -4763,28 +5289,15 @@ sctp_setopt(struct socket *so, int optname, void *optval, size_t optsize, SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); return (EINVAL); } - if (stcb) { + if (stcb != NULL) { /************************TCB SPECIFIC SET ******************/ - /* - * do we change the timer for HB, we run - * only one? - */ - int ovh = 0; - - if (stcb->sctp_ep->sctp_flags & SCTP_PCB_FLAGS_BOUND_V6) { - ovh = SCTP_MED_OVERHEAD; - } else { - ovh = SCTP_MED_V4_OVERHEAD; - } - - /* network sets ? */ - if (net) { + if (net != NULL) { /************************NET SPECIFIC SET ******************/ if (paddrp->spp_flags & SPP_HB_DISABLE) { if (!(net->dest_state & SCTP_ADDR_UNCONFIRMED) && !(net->dest_state & SCTP_ADDR_NOHB)) { sctp_timer_stop(SCTP_TIMER_TYPE_HEARTBEAT, inp, stcb, net, - SCTP_FROM_SCTP_USRREQ + SCTP_LOC_10); + SCTP_FROM_SCTP_USRREQ + SCTP_LOC_9); } net->dest_state |= SCTP_ADDR_NOHB; } @@ -4808,10 +5321,24 @@ sctp_setopt(struct socket *so, int optname, void *optval, size_t optsize, if ((paddrp->spp_flags & SPP_PMTUD_DISABLE) && (paddrp->spp_pathmtu >= SCTP_SMALLEST_PMTU)) { if (SCTP_OS_TIMER_PENDING(&net->pmtu_timer.timer)) { sctp_timer_stop(SCTP_TIMER_TYPE_PATHMTURAISE, inp, stcb, net, - SCTP_FROM_SCTP_USRREQ + SCTP_LOC_10); + SCTP_FROM_SCTP_USRREQ + SCTP_LOC_11); } net->dest_state |= SCTP_ADDR_NO_PMTUD; - net->mtu = paddrp->spp_pathmtu + ovh; + net->mtu = paddrp->spp_pathmtu; + switch (net->ro._l_addr.sa.sa_family) { +#ifdef INET + case AF_INET: + net->mtu += SCTP_MIN_V4_OVERHEAD; + break; +#endif +#ifdef INET6 + case AF_INET6: + net->mtu += SCTP_MIN_OVERHEAD; + break; +#endif + default: + break; + } if (net->mtu < stcb->asoc.smallest_mtu) { sctp_pathmtu_adjustment(stcb, net->mtu); } @@ -4832,7 +5359,9 @@ sctp_setopt(struct socket *so, int optname, void *optval, size_t optsize, (net->error_count > net->pf_threshold)) { net->dest_state |= SCTP_ADDR_PF; sctp_send_hb(stcb, net, SCTP_SO_LOCKED); - sctp_timer_stop(SCTP_TIMER_TYPE_HEARTBEAT, stcb->sctp_ep, stcb, net, SCTP_FROM_SCTP_TIMER + SCTP_LOC_3); + sctp_timer_stop(SCTP_TIMER_TYPE_HEARTBEAT, + stcb->sctp_ep, stcb, net, + SCTP_FROM_SCTP_USRREQ + SCTP_LOC_12); sctp_timer_start(SCTP_TIMER_TYPE_HEARTBEAT, stcb->sctp_ep, stcb, net); } } @@ -4863,7 +5392,7 @@ sctp_setopt(struct socket *so, int optname, void *optval, size_t optsize, #endif } else { /************************ASSOC ONLY -- NO NET SPECIFIC SET ******************/ - if (paddrp->spp_pathmaxrxt) { + if (paddrp->spp_pathmaxrxt != 0) { stcb->asoc.def_net_failure = paddrp->spp_pathmaxrxt; TAILQ_FOREACH(net, &stcb->asoc.nets, sctp_next) { if (net->dest_state & SCTP_ADDR_PF) { @@ -4875,7 +5404,9 @@ sctp_setopt(struct socket *so, int optname, void *optval, size_t optsize, (net->error_count > net->pf_threshold)) { net->dest_state |= SCTP_ADDR_PF; sctp_send_hb(stcb, net, SCTP_SO_LOCKED); - sctp_timer_stop(SCTP_TIMER_TYPE_HEARTBEAT, stcb->sctp_ep, stcb, net, SCTP_FROM_SCTP_TIMER + SCTP_LOC_3); + sctp_timer_stop(SCTP_TIMER_TYPE_HEARTBEAT, + stcb->sctp_ep, stcb, net, + SCTP_FROM_SCTP_USRREQ + SCTP_LOC_13); sctp_timer_start(SCTP_TIMER_TYPE_HEARTBEAT, stcb->sctp_ep, stcb, net); } } @@ -4894,14 +5425,14 @@ sctp_setopt(struct socket *so, int optname, void *optval, size_t optsize, } } if (paddrp->spp_flags & SPP_HB_ENABLE) { - if (paddrp->spp_hbinterval) { + if (paddrp->spp_hbinterval != 0) { stcb->asoc.heart_beat_delay = paddrp->spp_hbinterval; } else if (paddrp->spp_flags & SPP_HB_TIME_IS_ZERO) { stcb->asoc.heart_beat_delay = 0; } /* Turn back on the timer */ TAILQ_FOREACH(net, &stcb->asoc.nets, sctp_next) { - if (paddrp->spp_hbinterval) { + if (paddrp->spp_hbinterval != 0) { net->heart_beat_delay = paddrp->spp_hbinterval; } else if (paddrp->spp_flags & SPP_HB_TIME_IS_ZERO) { net->heart_beat_delay = 0; @@ -4910,7 +5441,7 @@ sctp_setopt(struct socket *so, int optname, void *optval, size_t optsize, net->dest_state &= ~SCTP_ADDR_NOHB; } sctp_timer_stop(SCTP_TIMER_TYPE_HEARTBEAT, inp, stcb, net, - SCTP_FROM_SCTP_USRREQ + SCTP_LOC_10); + SCTP_FROM_SCTP_USRREQ + SCTP_LOC_14); sctp_timer_start(SCTP_TIMER_TYPE_HEARTBEAT, inp, stcb, net); } sctp_stcb_feature_off(inp, stcb, SCTP_PCB_FLAGS_DONOT_HEARTBEAT); @@ -4920,7 +5451,9 @@ sctp_setopt(struct socket *so, int optname, void *optval, size_t optsize, if (!(net->dest_state & SCTP_ADDR_NOHB)) { net->dest_state |= SCTP_ADDR_NOHB; if (!(net->dest_state & SCTP_ADDR_UNCONFIRMED)) { - sctp_timer_stop(SCTP_TIMER_TYPE_HEARTBEAT, inp, stcb, net, SCTP_FROM_SCTP_USRREQ + SCTP_LOC_10); + sctp_timer_stop(SCTP_TIMER_TYPE_HEARTBEAT, + inp, stcb, net, + SCTP_FROM_SCTP_USRREQ + SCTP_LOC_15); } } } @@ -4930,10 +5463,24 @@ sctp_setopt(struct socket *so, int optname, void *optval, size_t optsize, TAILQ_FOREACH(net, &stcb->asoc.nets, sctp_next) { if (SCTP_OS_TIMER_PENDING(&net->pmtu_timer.timer)) { sctp_timer_stop(SCTP_TIMER_TYPE_PATHMTURAISE, inp, stcb, net, - SCTP_FROM_SCTP_USRREQ + SCTP_LOC_10); + SCTP_FROM_SCTP_USRREQ + SCTP_LOC_16); } net->dest_state |= SCTP_ADDR_NO_PMTUD; - net->mtu = paddrp->spp_pathmtu + ovh; + net->mtu = paddrp->spp_pathmtu; + switch (net->ro._l_addr.sa.sa_family) { +#ifdef INET + case AF_INET: + net->mtu += SCTP_MIN_V4_OVERHEAD; + break; +#endif +#ifdef INET6 + case AF_INET6: + net->mtu += SCTP_MIN_OVERHEAD; + break; +#endif + default: + break; + } if (net->mtu < stcb->asoc.smallest_mtu) { sctp_pathmtu_adjustment(stcb, net->mtu); } @@ -4982,12 +5529,12 @@ sctp_setopt(struct socket *so, int optname, void *optval, size_t optsize, * set it with the options on the * socket */ - if (paddrp->spp_pathmaxrxt) { + if (paddrp->spp_pathmaxrxt != 0) { inp->sctp_ep.def_net_failure = paddrp->spp_pathmaxrxt; } if (paddrp->spp_flags & SPP_HB_TIME_IS_ZERO) inp->sctp_ep.sctp_timeoutticks[SCTP_TIMER_HEARTBEAT] = 0; - else if (paddrp->spp_hbinterval) { + else if (paddrp->spp_hbinterval != 0) { if (paddrp->spp_hbinterval > SCTP_MAX_HB_INTERVAL) paddrp->spp_hbinterval = SCTP_MAX_HB_INTERVAL; inp->sctp_ep.sctp_timeoutticks[SCTP_TIMER_HEARTBEAT] = MSEC_TO_TICKS(paddrp->spp_hbinterval); @@ -5153,13 +5700,35 @@ sctp_setopt(struct socket *so, int optname, void *optval, size_t optsize, { struct sctp_setprim *spa; struct sctp_nets *net; + struct sockaddr *addr; + +#if defined(INET) && defined(INET6) + struct sockaddr_in sin_store; + +#endif SCTP_CHECK_AND_CAST(spa, optval, struct sctp_setprim, optsize); SCTP_FIND_STCB(inp, stcb, spa->ssp_assoc_id); - net = NULL; - if (stcb) { - net = sctp_findnet(stcb, (struct sockaddr *)&spa->ssp_addr); +#if defined(INET) && defined(INET6) + if (spa->ssp_addr.ss_family == AF_INET6) { + struct sockaddr_in6 *sin6; + + sin6 = (struct sockaddr_in6 *)&spa->ssp_addr; + if (IN6_IS_ADDR_V4MAPPED(&sin6->sin6_addr)) { + in6_sin6_2_sin(&sin_store, sin6); + addr = (struct sockaddr *)&sin_store; + } else { + addr = (struct sockaddr *)&spa->ssp_addr; + } + } else { + addr = (struct sockaddr *)&spa->ssp_addr; + } +#else + addr = (struct sockaddr *)&spa->ssp_addr; +#endif + if (stcb != NULL) { + net = sctp_findnet(stcb, addr); } else { /* * We increment here since @@ -5168,33 +5737,40 @@ sctp_setopt(struct socket *so, int optname, void *optval, size_t optsize, * the locked tcb (last argument) is NOT a * TCB.. aka NULL. */ + net = NULL; SCTP_INP_INCR_REF(inp); - stcb = sctp_findassociation_ep_addr(&inp, - (struct sockaddr *)&spa->ssp_addr, + stcb = sctp_findassociation_ep_addr(&inp, addr, &net, NULL, NULL); if (stcb == NULL) { SCTP_INP_DECR_REF(inp); } } - if ((stcb) && (net)) { - if ((net != stcb->asoc.primary_destination) && - (!(net->dest_state & SCTP_ADDR_UNCONFIRMED))) { - /* Ok we need to set it */ - if (sctp_set_primary_addr(stcb, (struct sockaddr *)NULL, net) == 0) { - if ((stcb->asoc.alternate) && - (!(net->dest_state & SCTP_ADDR_PF)) && - (net->dest_state & SCTP_ADDR_REACHABLE)) { - sctp_free_remote_addr(stcb->asoc.alternate); - stcb->asoc.alternate = NULL; + if ((stcb != NULL) && (net != NULL)) { + if (net != stcb->asoc.primary_destination) { + if (!(net->dest_state & SCTP_ADDR_UNCONFIRMED)) { + /* Ok we need to set it */ + if (sctp_set_primary_addr(stcb, (struct sockaddr *)NULL, net) == 0) { + if ((stcb->asoc.alternate) && + (!(net->dest_state & SCTP_ADDR_PF)) && + (net->dest_state & SCTP_ADDR_REACHABLE)) { + sctp_free_remote_addr(stcb->asoc.alternate); + stcb->asoc.alternate = NULL; + } + } else { + SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); + error = EINVAL; } + } else { + SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); + error = EINVAL; } } } else { SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); error = EINVAL; } - if (stcb) { + if (stcb != NULL) { SCTP_TCB_UNLOCK(stcb); } break; @@ -5216,14 +5792,36 @@ sctp_setopt(struct socket *so, int optname, void *optval, size_t optsize, case SCTP_SET_PEER_PRIMARY_ADDR: { struct sctp_setpeerprim *sspp; + struct sockaddr *addr; + +#if defined(INET) && defined(INET6) + struct sockaddr_in sin_store; + +#endif SCTP_CHECK_AND_CAST(sspp, optval, struct sctp_setpeerprim, optsize); SCTP_FIND_STCB(inp, stcb, sspp->sspp_assoc_id); if (stcb != NULL) { struct sctp_ifa *ifa; - ifa = sctp_find_ifa_by_addr((struct sockaddr *)&sspp->sspp_addr, - stcb->asoc.vrf_id, SCTP_ADDR_NOT_LOCKED); +#if defined(INET) && defined(INET6) + if (sspp->sspp_addr.ss_family == AF_INET6) { + struct sockaddr_in6 *sin6; + + sin6 = (struct sockaddr_in6 *)&sspp->sspp_addr; + if (IN6_IS_ADDR_V4MAPPED(&sin6->sin6_addr)) { + in6_sin6_2_sin(&sin_store, sin6); + addr = (struct sockaddr *)&sin_store; + } else { + addr = (struct sockaddr *)&sspp->sspp_addr; + } + } else { + addr = (struct sockaddr *)&sspp->sspp_addr; + } +#else + addr = (struct sockaddr *)&sspp->sspp_addr; +#endif + ifa = sctp_find_ifa_by_addr(addr, stcb->asoc.vrf_id, SCTP_ADDR_NOT_LOCKED); if (ifa == NULL) { SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); error = EINVAL; @@ -5240,7 +5838,11 @@ sctp_setopt(struct socket *so, int optname, void *optval, size_t optsize, LIST_FOREACH(laddr, &inp->sctp_addr_list, sctp_nxt_addr) { if (laddr->ifa == NULL) { SCTPDBG(SCTP_DEBUG_OUTPUT1, "%s: NULL ifa\n", - __FUNCTION__); + __func__); + continue; + } + if ((sctp_is_addr_restricted(stcb, laddr->ifa)) && + (!sctp_is_addr_pending(stcb, laddr->ifa))) { continue; } if (laddr->ifa == ifa) { @@ -5254,13 +5856,13 @@ sctp_setopt(struct socket *so, int optname, void *optval, size_t optsize, goto out_of_it; } } else { - switch (sspp->sspp_addr.ss_family) { + switch (addr->sa_family) { #ifdef INET case AF_INET: { struct sockaddr_in *sin; - sin = (struct sockaddr_in *)&sspp->sspp_addr; + sin = (struct sockaddr_in *)addr; if (prison_check_ip4(inp->ip_inp.inp.inp_cred, &sin->sin_addr) != 0) { SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); @@ -5275,7 +5877,7 @@ sctp_setopt(struct socket *so, int optname, void *optval, size_t optsize, { struct sockaddr_in6 *sin6; - sin6 = (struct sockaddr_in6 *)&sspp->sspp_addr; + sin6 = (struct sockaddr_in6 *)addr; if (prison_check_ip6(inp->ip_inp.inp.inp_cred, &sin6->sin6_addr) != 0) { SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); @@ -5291,11 +5893,11 @@ sctp_setopt(struct socket *so, int optname, void *optval, size_t optsize, goto out_of_it; } } - if (sctp_set_primary_ip_address_sa(stcb, - (struct sockaddr *)&sspp->sspp_addr) != 0) { + if (sctp_set_primary_ip_address_sa(stcb, addr) != 0) { SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); error = EINVAL; } + sctp_chunk_output(inp, stcb, SCTP_OUTPUT_FROM_SOCKOPT, SCTP_SO_LOCKED); out_of_it: SCTP_TCB_UNLOCK(stcb); } else { @@ -5602,7 +6204,7 @@ sctp_setopt(struct socket *so, int optname, void *optval, size_t optsize, SCTP_CHECK_AND_CAST(info, optval, struct sctp_default_prinfo, optsize); SCTP_FIND_STCB(inp, stcb, info->pr_assoc_id); - if (PR_SCTP_INVALID_POLICY(info->pr_policy)) { + if (info->pr_policy > SCTP_PR_SCTP_MAX) { SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); error = EINVAL; break; @@ -5643,12 +6245,35 @@ sctp_setopt(struct socket *so, int optname, void *optval, size_t optsize, { struct sctp_paddrthlds *thlds; struct sctp_nets *net; + struct sockaddr *addr; + +#if defined(INET) && defined(INET6) + struct sockaddr_in sin_store; + +#endif SCTP_CHECK_AND_CAST(thlds, optval, struct sctp_paddrthlds, optsize); SCTP_FIND_STCB(inp, stcb, thlds->spt_assoc_id); - net = NULL; - if (stcb) { - net = sctp_findnet(stcb, (struct sockaddr *)&thlds->spt_address); + +#if defined(INET) && defined(INET6) + if (thlds->spt_address.ss_family == AF_INET6) { + struct sockaddr_in6 *sin6; + + sin6 = (struct sockaddr_in6 *)&thlds->spt_address; + if (IN6_IS_ADDR_V4MAPPED(&sin6->sin6_addr)) { + in6_sin6_2_sin(&sin_store, sin6); + addr = (struct sockaddr *)&sin_store; + } else { + addr = (struct sockaddr *)&thlds->spt_address; + } + } else { + addr = (struct sockaddr *)&thlds->spt_address; + } +#else + addr = (struct sockaddr *)&thlds->spt_address; +#endif + if (stcb != NULL) { + net = sctp_findnet(stcb, addr); } else { /* * We increment here since @@ -5657,25 +6282,22 @@ sctp_setopt(struct socket *so, int optname, void *optval, size_t optsize, * the locked tcb (last argument) is NOT a * TCB.. aka NULL. */ + net = NULL; SCTP_INP_INCR_REF(inp); - stcb = sctp_findassociation_ep_addr(&inp, - (struct sockaddr *)&thlds->spt_address, + stcb = sctp_findassociation_ep_addr(&inp, addr, &net, NULL, NULL); if (stcb == NULL) { SCTP_INP_DECR_REF(inp); } } - if (stcb && (net == NULL)) { - struct sockaddr *sa; - - sa = (struct sockaddr *)&thlds->spt_address; + if ((stcb != NULL) && (net == NULL)) { #ifdef INET - if (sa->sa_family == AF_INET) { + if (addr->sa_family == AF_INET) { struct sockaddr_in *sin; - sin = (struct sockaddr_in *)sa; - if (sin->sin_addr.s_addr) { + sin = (struct sockaddr_in *)addr; + if (sin->sin_addr.s_addr != INADDR_ANY) { SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); SCTP_TCB_UNLOCK(stcb); error = EINVAL; @@ -5684,10 +6306,10 @@ sctp_setopt(struct socket *so, int optname, void *optval, size_t optsize, } else #endif #ifdef INET6 - if (sa->sa_family == AF_INET6) { + if (addr->sa_family == AF_INET6) { struct sockaddr_in6 *sin6; - sin6 = (struct sockaddr_in6 *)sa; + sin6 = (struct sockaddr_in6 *)addr; if (!IN6_IS_ADDR_UNSPECIFIED(&sin6->sin6_addr)) { SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); SCTP_TCB_UNLOCK(stcb); @@ -5703,68 +6325,78 @@ sctp_setopt(struct socket *so, int optname, void *optval, size_t optsize, break; } } - if (stcb) { - if (net) { + if (thlds->spt_pathcpthld != 0xffff) { + error = EINVAL; + SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, error); + break; + } + if (stcb != NULL) { + if (net != NULL) { + net->failure_threshold = thlds->spt_pathmaxrxt; + net->pf_threshold = thlds->spt_pathpfthld; if (net->dest_state & SCTP_ADDR_PF) { - if ((net->failure_threshold > thlds->spt_pathmaxrxt) || - (net->failure_threshold <= thlds->spt_pathpfthld)) { + if ((net->error_count > net->failure_threshold) || + (net->error_count <= net->pf_threshold)) { net->dest_state &= ~SCTP_ADDR_PF; } } else { - if ((net->failure_threshold > thlds->spt_pathpfthld) && - (net->failure_threshold <= thlds->spt_pathmaxrxt)) { + if ((net->error_count > net->pf_threshold) && + (net->error_count <= net->failure_threshold)) { net->dest_state |= SCTP_ADDR_PF; sctp_send_hb(stcb, net, SCTP_SO_LOCKED); - sctp_timer_stop(SCTP_TIMER_TYPE_HEARTBEAT, stcb->sctp_ep, stcb, net, SCTP_FROM_SCTP_TIMER + SCTP_LOC_3); + sctp_timer_stop(SCTP_TIMER_TYPE_HEARTBEAT, + stcb->sctp_ep, stcb, net, + SCTP_FROM_SCTP_USRREQ + SCTP_LOC_17); sctp_timer_start(SCTP_TIMER_TYPE_HEARTBEAT, stcb->sctp_ep, stcb, net); } } if (net->dest_state & SCTP_ADDR_REACHABLE) { - if (net->failure_threshold > thlds->spt_pathmaxrxt) { + if (net->error_count > net->failure_threshold) { net->dest_state &= ~SCTP_ADDR_REACHABLE; sctp_ulp_notify(SCTP_NOTIFY_INTERFACE_DOWN, stcb, 0, net, SCTP_SO_LOCKED); } } else { - if (net->failure_threshold <= thlds->spt_pathmaxrxt) { + if (net->error_count <= net->failure_threshold) { net->dest_state |= SCTP_ADDR_REACHABLE; sctp_ulp_notify(SCTP_NOTIFY_INTERFACE_UP, stcb, 0, net, SCTP_SO_LOCKED); } } - net->failure_threshold = thlds->spt_pathmaxrxt; - net->pf_threshold = thlds->spt_pathpfthld; } else { TAILQ_FOREACH(net, &stcb->asoc.nets, sctp_next) { + net->failure_threshold = thlds->spt_pathmaxrxt; + net->pf_threshold = thlds->spt_pathpfthld; if (net->dest_state & SCTP_ADDR_PF) { - if ((net->failure_threshold > thlds->spt_pathmaxrxt) || - (net->failure_threshold <= thlds->spt_pathpfthld)) { + if ((net->error_count > net->failure_threshold) || + (net->error_count <= net->pf_threshold)) { net->dest_state &= ~SCTP_ADDR_PF; } } else { - if ((net->failure_threshold > thlds->spt_pathpfthld) && - (net->failure_threshold <= thlds->spt_pathmaxrxt)) { + if ((net->error_count > net->pf_threshold) && + (net->error_count <= net->failure_threshold)) { net->dest_state |= SCTP_ADDR_PF; sctp_send_hb(stcb, net, SCTP_SO_LOCKED); - sctp_timer_stop(SCTP_TIMER_TYPE_HEARTBEAT, stcb->sctp_ep, stcb, net, SCTP_FROM_SCTP_TIMER + SCTP_LOC_3); + sctp_timer_stop(SCTP_TIMER_TYPE_HEARTBEAT, + stcb->sctp_ep, stcb, net, + SCTP_FROM_SCTP_USRREQ + SCTP_LOC_18); sctp_timer_start(SCTP_TIMER_TYPE_HEARTBEAT, stcb->sctp_ep, stcb, net); } } if (net->dest_state & SCTP_ADDR_REACHABLE) { - if (net->failure_threshold > thlds->spt_pathmaxrxt) { + if (net->error_count > net->failure_threshold) { net->dest_state &= ~SCTP_ADDR_REACHABLE; sctp_ulp_notify(SCTP_NOTIFY_INTERFACE_DOWN, stcb, 0, net, SCTP_SO_LOCKED); } } else { - if (net->failure_threshold <= thlds->spt_pathmaxrxt) { + if (net->error_count <= net->failure_threshold) { net->dest_state |= SCTP_ADDR_REACHABLE; sctp_ulp_notify(SCTP_NOTIFY_INTERFACE_UP, stcb, 0, net, SCTP_SO_LOCKED); } } - net->failure_threshold = thlds->spt_pathmaxrxt; - net->pf_threshold = thlds->spt_pathpfthld; } stcb->asoc.def_net_failure = thlds->spt_pathmaxrxt; stcb->asoc.def_net_pf_threshold = thlds->spt_pathpfthld; } + SCTP_TCB_UNLOCK(stcb); } else { if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) || (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) || @@ -5784,11 +6416,35 @@ sctp_setopt(struct socket *so, int optname, void *optval, size_t optsize, { struct sctp_udpencaps *encaps; struct sctp_nets *net; + struct sockaddr *addr; + +#if defined(INET) && defined(INET6) + struct sockaddr_in sin_store; + +#endif SCTP_CHECK_AND_CAST(encaps, optval, struct sctp_udpencaps, optsize); SCTP_FIND_STCB(inp, stcb, encaps->sue_assoc_id); - if (stcb) { - net = sctp_findnet(stcb, (struct sockaddr *)&encaps->sue_address); + +#if defined(INET) && defined(INET6) + if (encaps->sue_address.ss_family == AF_INET6) { + struct sockaddr_in6 *sin6; + + sin6 = (struct sockaddr_in6 *)&encaps->sue_address; + if (IN6_IS_ADDR_V4MAPPED(&sin6->sin6_addr)) { + in6_sin6_2_sin(&sin_store, sin6); + addr = (struct sockaddr *)&sin_store; + } else { + addr = (struct sockaddr *)&encaps->sue_address; + } + } else { + addr = (struct sockaddr *)&encaps->sue_address; + } +#else + addr = (struct sockaddr *)&encaps->sue_address; +#endif + if (stcb != NULL) { + net = sctp_findnet(stcb, addr); } else { /* * We increment here since @@ -5799,22 +6455,19 @@ sctp_setopt(struct socket *so, int optname, void *optval, size_t optsize, */ net = NULL; SCTP_INP_INCR_REF(inp); - stcb = sctp_findassociation_ep_addr(&inp, (struct sockaddr *)&encaps->sue_address, &net, NULL, NULL); + stcb = sctp_findassociation_ep_addr(&inp, addr, &net, NULL, NULL); if (stcb == NULL) { SCTP_INP_DECR_REF(inp); } } - if (stcb && (net == NULL)) { - struct sockaddr *sa; - - sa = (struct sockaddr *)&encaps->sue_address; + if ((stcb != NULL) && (net == NULL)) { #ifdef INET - if (sa->sa_family == AF_INET) { + if (addr->sa_family == AF_INET) { struct sockaddr_in *sin; - sin = (struct sockaddr_in *)sa; - if (sin->sin_addr.s_addr) { + sin = (struct sockaddr_in *)addr; + if (sin->sin_addr.s_addr != INADDR_ANY) { SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); SCTP_TCB_UNLOCK(stcb); error = EINVAL; @@ -5823,10 +6476,10 @@ sctp_setopt(struct socket *so, int optname, void *optval, size_t optsize, } else #endif #ifdef INET6 - if (sa->sa_family == AF_INET6) { + if (addr->sa_family == AF_INET6) { struct sockaddr_in6 *sin6; - sin6 = (struct sockaddr_in6 *)sa; + sin6 = (struct sockaddr_in6 *)addr; if (!IN6_IS_ADDR_UNSPECIFIED(&sin6->sin6_addr)) { SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); SCTP_TCB_UNLOCK(stcb); @@ -5842,8 +6495,8 @@ sctp_setopt(struct socket *so, int optname, void *optval, size_t optsize, break; } } - if (stcb) { - if (net) { + if (stcb != NULL) { + if (net != NULL) { net->port = encaps->sue_port; } else { stcb->asoc.port = encaps->sue_port; @@ -5863,6 +6516,273 @@ sctp_setopt(struct socket *so, int optname, void *optval, size_t optsize, } break; } + case SCTP_ECN_SUPPORTED: + { + struct sctp_assoc_value *av; + + SCTP_CHECK_AND_CAST(av, optval, struct sctp_assoc_value, optsize); + SCTP_FIND_STCB(inp, stcb, av->assoc_id); + + if (stcb) { + SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); + error = EINVAL; + SCTP_TCB_UNLOCK(stcb); + } else { + if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) || + (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) || + (av->assoc_id == SCTP_FUTURE_ASSOC)) { + SCTP_INP_WLOCK(inp); + if (av->assoc_value == 0) { + inp->ecn_supported = 0; + } else { + inp->ecn_supported = 1; + } + SCTP_INP_WUNLOCK(inp); + } else { + SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); + error = EINVAL; + } + } + break; + } + case SCTP_PR_SUPPORTED: + { + struct sctp_assoc_value *av; + + SCTP_CHECK_AND_CAST(av, optval, struct sctp_assoc_value, optsize); + SCTP_FIND_STCB(inp, stcb, av->assoc_id); + + if (stcb) { + SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); + error = EINVAL; + SCTP_TCB_UNLOCK(stcb); + } else { + if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) || + (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) || + (av->assoc_id == SCTP_FUTURE_ASSOC)) { + SCTP_INP_WLOCK(inp); + if (av->assoc_value == 0) { + inp->prsctp_supported = 0; + } else { + inp->prsctp_supported = 1; + } + SCTP_INP_WUNLOCK(inp); + } else { + SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); + error = EINVAL; + } + } + break; + } + case SCTP_AUTH_SUPPORTED: + { + struct sctp_assoc_value *av; + + SCTP_CHECK_AND_CAST(av, optval, struct sctp_assoc_value, optsize); + SCTP_FIND_STCB(inp, stcb, av->assoc_id); + + if (stcb) { + SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); + error = EINVAL; + SCTP_TCB_UNLOCK(stcb); + } else { + if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) || + (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) || + (av->assoc_id == SCTP_FUTURE_ASSOC)) { + if ((av->assoc_value == 0) && + (inp->asconf_supported == 1)) { + /* + * AUTH is required for + * ASCONF + */ + SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); + error = EINVAL; + } else { + SCTP_INP_WLOCK(inp); + if (av->assoc_value == 0) { + inp->auth_supported = 0; + } else { + inp->auth_supported = 1; + } + SCTP_INP_WUNLOCK(inp); + } + } else { + SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); + error = EINVAL; + } + } + break; + } + case SCTP_ASCONF_SUPPORTED: + { + struct sctp_assoc_value *av; + + SCTP_CHECK_AND_CAST(av, optval, struct sctp_assoc_value, optsize); + SCTP_FIND_STCB(inp, stcb, av->assoc_id); + + if (stcb) { + SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); + error = EINVAL; + SCTP_TCB_UNLOCK(stcb); + } else { + if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) || + (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) || + (av->assoc_id == SCTP_FUTURE_ASSOC)) { + if ((av->assoc_value != 0) && + (inp->auth_supported == 0)) { + /* + * AUTH is required for + * ASCONF + */ + SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); + error = EINVAL; + } else { + SCTP_INP_WLOCK(inp); + if (av->assoc_value == 0) { + inp->asconf_supported = 0; + sctp_auth_delete_chunk(SCTP_ASCONF, + inp->sctp_ep.local_auth_chunks); + sctp_auth_delete_chunk(SCTP_ASCONF_ACK, + inp->sctp_ep.local_auth_chunks); + } else { + inp->asconf_supported = 1; + sctp_auth_add_chunk(SCTP_ASCONF, + inp->sctp_ep.local_auth_chunks); + sctp_auth_add_chunk(SCTP_ASCONF_ACK, + inp->sctp_ep.local_auth_chunks); + } + SCTP_INP_WUNLOCK(inp); + } + } else { + SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); + error = EINVAL; + } + } + break; + } + case SCTP_RECONFIG_SUPPORTED: + { + struct sctp_assoc_value *av; + + SCTP_CHECK_AND_CAST(av, optval, struct sctp_assoc_value, optsize); + SCTP_FIND_STCB(inp, stcb, av->assoc_id); + + if (stcb) { + SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); + error = EINVAL; + SCTP_TCB_UNLOCK(stcb); + } else { + if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) || + (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) || + (av->assoc_id == SCTP_FUTURE_ASSOC)) { + SCTP_INP_WLOCK(inp); + if (av->assoc_value == 0) { + inp->reconfig_supported = 0; + } else { + inp->reconfig_supported = 1; + } + SCTP_INP_WUNLOCK(inp); + } else { + SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); + error = EINVAL; + } + } + break; + } + case SCTP_NRSACK_SUPPORTED: + { + struct sctp_assoc_value *av; + + SCTP_CHECK_AND_CAST(av, optval, struct sctp_assoc_value, optsize); + SCTP_FIND_STCB(inp, stcb, av->assoc_id); + + if (stcb) { + SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); + error = EINVAL; + SCTP_TCB_UNLOCK(stcb); + } else { + if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) || + (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) || + (av->assoc_id == SCTP_FUTURE_ASSOC)) { + SCTP_INP_WLOCK(inp); + if (av->assoc_value == 0) { + inp->nrsack_supported = 0; + } else { + inp->nrsack_supported = 1; + } + SCTP_INP_WUNLOCK(inp); + } else { + SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); + error = EINVAL; + } + } + break; + } + case SCTP_PKTDROP_SUPPORTED: + { + struct sctp_assoc_value *av; + + SCTP_CHECK_AND_CAST(av, optval, struct sctp_assoc_value, optsize); + SCTP_FIND_STCB(inp, stcb, av->assoc_id); + + if (stcb) { + SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); + error = EINVAL; + SCTP_TCB_UNLOCK(stcb); + } else { + if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) || + (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) || + (av->assoc_id == SCTP_FUTURE_ASSOC)) { + SCTP_INP_WLOCK(inp); + if (av->assoc_value == 0) { + inp->pktdrop_supported = 0; + } else { + inp->pktdrop_supported = 1; + } + SCTP_INP_WUNLOCK(inp); + } else { + SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); + error = EINVAL; + } + } + break; + } + case SCTP_MAX_CWND: + { + struct sctp_assoc_value *av; + struct sctp_nets *net; + + SCTP_CHECK_AND_CAST(av, optval, struct sctp_assoc_value, optsize); + SCTP_FIND_STCB(inp, stcb, av->assoc_id); + + if (stcb) { + stcb->asoc.max_cwnd = av->assoc_value; + if (stcb->asoc.max_cwnd > 0) { + TAILQ_FOREACH(net, &stcb->asoc.nets, sctp_next) { + if ((net->cwnd > stcb->asoc.max_cwnd) && + (net->cwnd > (net->mtu - sizeof(struct sctphdr)))) { + net->cwnd = stcb->asoc.max_cwnd; + if (net->cwnd < (net->mtu - sizeof(struct sctphdr))) { + net->cwnd = net->mtu - sizeof(struct sctphdr); + } + } + } + } + SCTP_TCB_UNLOCK(stcb); + } else { + if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) || + (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) || + (av->assoc_id == SCTP_FUTURE_ASSOC)) { + SCTP_INP_WLOCK(inp); + inp->max_cwnd = av->assoc_value; + SCTP_INP_WUNLOCK(inp); + } else { + SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); + error = EINVAL; + } + } + break; + } default: SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, ENOPROTOOPT); error = ENOPROTOOPT; @@ -5878,7 +6798,20 @@ sctp_ctloutput(struct socket *so, struct sockopt *sopt) size_t optsize = 0; void *p; int error = 0; + struct sctp_inpcb *inp; + if ((sopt->sopt_level == SOL_SOCKET) && + (sopt->sopt_name == SO_SETFIB)) { + inp = (struct sctp_inpcb *)so->so_pcb; + if (inp == NULL) { + SCTP_LTRACE_ERR_RET(so->so_pcb, NULL, NULL, SCTP_FROM_SCTP_USRREQ, ENOBUFS); + return (EINVAL); + } + SCTP_INP_WLOCK(inp); + inp->fibnum = so->so_fibnum; + SCTP_INP_WUNLOCK(inp); + return (0); + } if (sopt->sopt_level != IPPROTO_SCTP) { /* wrong proto level... send back up to IP */ #ifdef INET6 @@ -6052,7 +6985,9 @@ sctp_connect(struct socket *so, struct sockaddr *addr, struct thread *p) } vrf_id = inp->def_vrf_id; /* We are GOOD to go */ - stcb = sctp_aloc_assoc(inp, addr, &error, 0, vrf_id, p); + stcb = sctp_aloc_assoc(inp, addr, &error, 0, vrf_id, + inp->sctp_ep.pre_open_stream_count, + inp->sctp_ep.port, p); if (stcb == NULL) { /* Gak! no memory */ goto out_now; @@ -6182,7 +7117,7 @@ sctp_listen(struct socket *so, int backlog, struct thread *p) SCTP_INP_DECR_REF(tinp); return (EADDRINUSE); } else if (tinp) { - SCTP_INP_DECR_REF(inp); + SCTP_INP_DECR_REF(tinp); } } } @@ -6194,8 +7129,8 @@ sctp_listen(struct socket *so, int backlog, struct thread *p) #endif SOCK_LOCK(so); error = solisten_proto_check(so); + SOCK_UNLOCK(so); if (error) { - SOCK_UNLOCK(so); SCTP_INP_RUNLOCK(inp); return (error); } @@ -6208,28 +7143,27 @@ sctp_listen(struct socket *so, int backlog, struct thread *p) * move the guy that was listener to the TCP Pool. */ if (sctp_swap_inpcb_for_listen(inp)) { - goto in_use; + SCTP_INP_RUNLOCK(inp); + SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EADDRINUSE); + return (EADDRINUSE); } } if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) && (inp->sctp_flags & SCTP_PCB_FLAGS_CONNECTED)) { /* We are already connected AND the TCP model */ -in_use: SCTP_INP_RUNLOCK(inp); - SOCK_UNLOCK(so); SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EADDRINUSE); return (EADDRINUSE); } SCTP_INP_RUNLOCK(inp); if (inp->sctp_flags & SCTP_PCB_FLAGS_UNBOUND) { /* We must do a bind. */ - SOCK_UNLOCK(so); if ((error = sctp_inpcb_bind(so, NULL, NULL, p))) { /* bind error, probably perm */ return (error); } - SOCK_LOCK(so); } + SOCK_LOCK(so); /* It appears for 7.0 and on, we must always call this. */ solisten_proto(so, backlog); if (inp->sctp_flags & SCTP_PCB_FLAGS_UDPTYPE) { @@ -6357,7 +7291,8 @@ sctp_accept(struct socket *so, struct sockaddr **addr) } if (stcb->asoc.state & SCTP_STATE_ABOUT_TO_BE_FREED) { SCTP_TCB_LOCK(stcb); - sctp_free_assoc(inp, stcb, SCTP_NORMAL_PROC, SCTP_FROM_SCTP_USRREQ + SCTP_LOC_7); + sctp_free_assoc(inp, stcb, SCTP_NORMAL_PROC, + SCTP_FROM_SCTP_USRREQ + SCTP_LOC_19); } return (0); } @@ -6442,7 +7377,7 @@ sctp_ingetaddr(struct socket *so, struct sockaddr **addr) if (laddr->ifa->address.sa.sa_family == AF_INET) { struct sockaddr_in *sin_a; - sin_a = (struct sockaddr_in *)&laddr->ifa->address.sa; + sin_a = &laddr->ifa->address.sin; sin->sin_addr = sin_a->sin_addr; fnd = 1; break; |