Lines Matching full:asoc
49 static struct sctp_chunk *sctp_make_control(const struct sctp_association *asoc,
52 static struct sctp_chunk *sctp_make_data(const struct sctp_association *asoc,
54 static struct sctp_chunk *_sctp_make_chunk(const struct sctp_association *asoc,
59 const struct sctp_association *asoc,
63 static int sctp_process_param(struct sctp_association *asoc,
77 struct sctp_association *asoc = chunk->asoc; in sctp_control_release_owner() local
87 ev = sctp_ulpevent_make_authkey(asoc, shkey->key_id, in sctp_control_release_owner()
91 asoc->stream.si->enqueue_event(&asoc->ulpq, ev); in sctp_control_release_owner()
99 struct sctp_association *asoc = chunk->asoc; in sctp_control_set_owner_w() local
110 chunk->shkey = asoc->shkey; in sctp_control_set_owner_w()
113 skb->sk = asoc ? asoc->base.sk : NULL; in sctp_control_set_owner_w()
206 struct sctp_chunk *sctp_make_init(const struct sctp_association *asoc, in sctp_make_init() argument
215 struct sctp_endpoint *ep = asoc->ep; in sctp_make_init()
235 init.init_tag = htonl(asoc->c.my_vtag); in sctp_make_init()
236 init.a_rwnd = htonl(asoc->rwnd); in sctp_make_init()
237 init.num_outbound_streams = htons(asoc->c.sinit_num_ostreams); in sctp_make_init()
238 init.num_inbound_streams = htons(asoc->c.sinit_max_instreams); in sctp_make_init()
239 init.initial_tsn = htonl(asoc->c.initial_tsn); in sctp_make_init()
242 sp = sctp_sk(asoc->base.sk); in sctp_make_init()
248 if (asoc->ep->ecn_enable) in sctp_make_init()
251 if (asoc->ep->prsctp_enable) in sctp_make_init()
259 if (asoc->ep->asconf_enable) { in sctp_make_init()
265 if (asoc->ep->reconf_enable) { in sctp_make_init()
273 if (asoc->ep->intl_enable) { in sctp_make_init()
283 chunksize += sizeof(asoc->c.auth_random); in sctp_make_init()
286 auth_hmacs = (struct sctp_paramhdr *)asoc->c.auth_hmacs; in sctp_make_init()
293 auth_chunks = (struct sctp_paramhdr *)asoc->c.auth_chunks; in sctp_make_init()
319 retval = sctp_make_control(asoc, SCTP_CID_INIT, 0, chunksize, gfp); in sctp_make_init()
340 if (asoc->ep->ecn_enable) in sctp_make_init()
353 if (asoc->ep->prsctp_enable) in sctp_make_init()
365 sctp_addto_chunk(retval, sizeof(asoc->c.auth_random), in sctp_make_init()
366 asoc->c.auth_random); in sctp_make_init()
379 struct sctp_chunk *sctp_make_init_ack(const struct sctp_association *asoc, in sctp_make_init_ack() argument
400 addrs = sctp_bind_addrs_to_raw(&asoc->base.bind_addr, &addrs_len, gfp); in sctp_make_init_ack()
402 initack.init_tag = htonl(asoc->c.my_vtag); in sctp_make_init_ack()
403 initack.a_rwnd = htonl(asoc->rwnd); in sctp_make_init_ack()
404 initack.num_outbound_streams = htons(asoc->c.sinit_num_ostreams); in sctp_make_init_ack()
405 initack.num_inbound_streams = htons(asoc->c.sinit_max_instreams); in sctp_make_init_ack()
406 initack.initial_tsn = htonl(asoc->c.initial_tsn); in sctp_make_init_ack()
411 cookie = sctp_pack_cookie(asoc->ep, asoc, chunk, &cookie_len, in sctp_make_init_ack()
419 sp = sctp_sk(asoc->base.sk); in sctp_make_init_ack()
423 if (asoc->peer.ecn_capable) in sctp_make_init_ack()
426 if (asoc->peer.prsctp_capable) in sctp_make_init_ack()
429 if (asoc->peer.asconf_capable) { in sctp_make_init_ack()
435 if (asoc->peer.reconf_capable) { in sctp_make_init_ack()
443 if (asoc->peer.intl_capable) { in sctp_make_init_ack()
448 if (asoc->peer.auth_capable) { in sctp_make_init_ack()
449 auth_random = (struct sctp_paramhdr *)asoc->c.auth_random; in sctp_make_init_ack()
452 auth_hmacs = (struct sctp_paramhdr *)asoc->c.auth_hmacs; in sctp_make_init_ack()
458 auth_chunks = (struct sctp_paramhdr *)asoc->c.auth_chunks; in sctp_make_init_ack()
472 retval = sctp_make_control(asoc, SCTP_CID_INIT_ACK, 0, chunksize, gfp); in sctp_make_init_ack()
487 sctp_assoc_lookup_paddr(asoc, in sctp_make_init_ack()
494 if (asoc->peer.ecn_capable) in sctp_make_init_ack()
502 if (asoc->peer.prsctp_capable) in sctp_make_init_ack()
512 if (asoc->peer.auth_capable) { in sctp_make_init_ack()
524 retval->asoc = (struct sctp_association *) asoc; in sctp_make_init_ack()
567 struct sctp_chunk *sctp_make_cookie_echo(const struct sctp_association *asoc, in sctp_make_cookie_echo() argument
574 cookie = asoc->peer.cookie; in sctp_make_cookie_echo()
575 cookie_len = asoc->peer.cookie_len; in sctp_make_cookie_echo()
578 retval = sctp_make_control(asoc, SCTP_CID_COOKIE_ECHO, 0, in sctp_make_cookie_echo()
619 struct sctp_chunk *sctp_make_cookie_ack(const struct sctp_association *asoc, in sctp_make_cookie_ack() argument
624 retval = sctp_make_control(asoc, SCTP_CID_COOKIE_ACK, 0, 0, GFP_ATOMIC); in sctp_make_cookie_ack()
637 sctp_assoc_lookup_paddr(asoc, in sctp_make_cookie_ack()
666 struct sctp_chunk *sctp_make_cwr(const struct sctp_association *asoc, in sctp_make_cwr() argument
674 retval = sctp_make_control(asoc, SCTP_CID_ECN_CWR, 0, in sctp_make_cwr()
701 struct sctp_chunk *sctp_make_ecne(const struct sctp_association *asoc, in sctp_make_ecne() argument
708 retval = sctp_make_control(asoc, SCTP_CID_ECN_ECNE, 0, in sctp_make_ecne()
722 struct sctp_chunk *sctp_make_datafrag_empty(const struct sctp_association *asoc, in sctp_make_datafrag_empty() argument
740 retval = sctp_make_data(asoc, flags, sizeof(dp) + len, gfp); in sctp_make_datafrag_empty()
754 struct sctp_chunk *sctp_make_sack(struct sctp_association *asoc) in sctp_make_sack() argument
756 struct sctp_tsnmap *map = (struct sctp_tsnmap *)&asoc->peer.tsn_map; in sctp_make_sack()
776 sack.a_rwnd = htonl(asoc->a_rwnd); in sctp_make_sack()
785 retval = sctp_make_control(asoc, SCTP_CID_SACK, 0, len, GFP_ATOMIC); in sctp_make_sack()
819 retval->transport = asoc->peer.last_data_from; in sctp_make_sack()
831 asoc->stats.idupchunks += num_dup_tsns; in sctp_make_sack()
843 if (++asoc->peer.sack_generation == 0) { in sctp_make_sack()
844 list_for_each_entry(trans, &asoc->peer.transport_addr_list, in sctp_make_sack()
847 asoc->peer.sack_generation = 1; in sctp_make_sack()
854 struct sctp_chunk *sctp_make_shutdown(const struct sctp_association *asoc, in sctp_make_shutdown() argument
861 if (chunk && chunk->asoc) in sctp_make_shutdown()
862 ctsn = sctp_tsnmap_get_ctsn(&chunk->asoc->peer.tsn_map); in sctp_make_shutdown()
864 ctsn = sctp_tsnmap_get_ctsn(&asoc->peer.tsn_map); in sctp_make_shutdown()
868 retval = sctp_make_control(asoc, SCTP_CID_SHUTDOWN, 0, in sctp_make_shutdown()
882 struct sctp_chunk *sctp_make_shutdown_ack(const struct sctp_association *asoc, in sctp_make_shutdown_ack() argument
887 retval = sctp_make_control(asoc, SCTP_CID_SHUTDOWN_ACK, 0, 0, in sctp_make_shutdown_ack()
906 const struct sctp_association *asoc, in sctp_make_shutdown_complete() argument
915 flags |= asoc ? 0 : SCTP_CHUNK_FLAG_T; in sctp_make_shutdown_complete()
917 retval = sctp_make_control(asoc, SCTP_CID_SHUTDOWN_COMPLETE, flags, in sctp_make_shutdown_complete()
939 struct sctp_chunk *sctp_make_abort(const struct sctp_association *asoc, in sctp_make_abort() argument
949 if (!asoc) { in sctp_make_abort()
957 retval = sctp_make_control(asoc, SCTP_CID_ABORT, flags, hint, in sctp_make_abort()
977 const struct sctp_association *asoc, in sctp_make_abort_no_data() argument
984 retval = sctp_make_abort(asoc, chunk, in sctp_make_abort_no_data()
1012 struct sctp_chunk *sctp_make_abort_user(const struct sctp_association *asoc, in sctp_make_abort_user() argument
1020 retval = sctp_make_abort(asoc, NULL, in sctp_make_abort_user()
1078 const struct sctp_association *asoc, in sctp_make_abort_violation() argument
1086 retval = sctp_make_abort(asoc, chunk, sizeof(struct sctp_errhdr) + in sctp_make_abort_violation()
1104 const struct sctp_association *asoc, in sctp_make_violation_paramlen() argument
1113 retval = sctp_make_abort(asoc, chunk, payload_len); in sctp_make_violation_paramlen()
1127 const struct sctp_association *asoc, in sctp_make_violation_max_retrans() argument
1134 retval = sctp_make_abort(asoc, chunk, payload_len); in sctp_make_violation_max_retrans()
1146 struct sctp_chunk *sctp_make_heartbeat(const struct sctp_association *asoc, in sctp_make_heartbeat() argument
1152 retval = sctp_make_control(asoc, SCTP_CID_HEARTBEAT, 0, in sctp_make_heartbeat()
1175 struct sctp_chunk *sctp_make_heartbeat_ack(const struct sctp_association *asoc, in sctp_make_heartbeat_ack() argument
1182 retval = sctp_make_control(asoc, SCTP_CID_HEARTBEAT_ACK, 0, paylen, in sctp_make_heartbeat_ack()
1209 const struct sctp_association *asoc, in sctp_make_op_error_space() argument
1215 retval = sctp_make_control(asoc, SCTP_CID_ERROR, 0, in sctp_make_op_error_space()
1237 * min(asoc->pathmtu, SCTP_DEFAULT_MAXSEGMENT) - overheads.
1244 const struct sctp_association *asoc, in sctp_make_op_error_limited() argument
1250 if (asoc) { in sctp_make_op_error_limited()
1251 size = min_t(size_t, size, asoc->pathmtu); in sctp_make_op_error_limited()
1252 sp = sctp_sk(asoc->base.sk); in sctp_make_op_error_limited()
1257 return sctp_make_op_error_space(asoc, chunk, size); in sctp_make_op_error_limited()
1261 struct sctp_chunk *sctp_make_op_error(const struct sctp_association *asoc, in sctp_make_op_error() argument
1268 retval = sctp_make_op_error_space(asoc, chunk, paylen + reserve_tail); in sctp_make_op_error()
1281 struct sctp_chunk *sctp_make_auth(const struct sctp_association *asoc, in sctp_make_auth() argument
1289 hmac_desc = sctp_auth_asoc_get_hmac(asoc); in sctp_make_auth()
1293 retval = sctp_make_control(asoc, SCTP_CID_AUTH, 0, in sctp_make_auth()
1331 const struct sctp_association *asoc, in sctp_chunkify() argument
1345 retval->asoc = (struct sctp_association *)asoc; in sctp_chunkify()
1383 static struct sctp_chunk *_sctp_make_chunk(const struct sctp_association *asoc, in _sctp_make_chunk() argument
1408 sk = asoc ? asoc->base.sk : NULL; in _sctp_make_chunk()
1409 retval = sctp_chunkify(skb, asoc, sk, gfp); in _sctp_make_chunk()
1419 if (sctp_auth_send_cid(type, asoc)) in _sctp_make_chunk()
1427 static struct sctp_chunk *sctp_make_data(const struct sctp_association *asoc, in sctp_make_data() argument
1430 return _sctp_make_chunk(asoc, SCTP_CID_DATA, flags, paylen, gfp); in sctp_make_data()
1433 struct sctp_chunk *sctp_make_idata(const struct sctp_association *asoc, in sctp_make_idata() argument
1436 return _sctp_make_chunk(asoc, SCTP_CID_I_DATA, flags, paylen, gfp); in sctp_make_idata()
1439 static struct sctp_chunk *sctp_make_control(const struct sctp_association *asoc, in sctp_make_control() argument
1445 chunk = _sctp_make_chunk(asoc, type, flags, paylen, gfp); in sctp_make_control()
1546 stream = &chunk->asoc->stream; in sctp_chunk_assign_ssn()
1577 htonl(sctp_association_get_next_tsn(chunk->asoc)); in sctp_chunk_assign_tsn()
1587 struct sctp_association *asoc; in sctp_make_temp_asoc() local
1593 asoc = sctp_association_new(ep, ep->base.sk, scope, gfp); in sctp_make_temp_asoc()
1594 if (!asoc) in sctp_make_temp_asoc()
1596 asoc->temp = 1; in sctp_make_temp_asoc()
1599 SCTP_INPUT_CB(skb)->af->from_skb(&asoc->c.peer_addr, skb, 1); in sctp_make_temp_asoc()
1602 return asoc; in sctp_make_temp_asoc()
1605 /* Build a cookie representing asoc.
1610 const struct sctp_association *asoc, in sctp_pack_cookie() argument
1650 cookie->c = asoc->c; in sctp_pack_cookie()
1655 cookie->c.prsctp_capable = asoc->peer.prsctp_capable; in sctp_pack_cookie()
1658 cookie->c.adaptation_ind = asoc->peer.adaptation_ind; in sctp_pack_cookie()
1661 cookie->c.expiration = ktime_add(asoc->cookie_life, in sctp_pack_cookie()
1697 const struct sctp_association *asoc, in sctp_unpack_cookie() argument
1791 if (!asoc && ktime_before(bear_cookie->expiration, kt)) { in sctp_unpack_cookie()
1803 *errp = sctp_make_op_error(asoc, chunk, in sctp_unpack_cookie()
1878 static int sctp_process_missing_param(const struct sctp_association *asoc, in sctp_process_missing_param() argument
1892 *errp = sctp_make_op_error_space(asoc, chunk, len); in sctp_process_missing_param()
1907 static int sctp_process_inv_mandatory(const struct sctp_association *asoc, in sctp_process_inv_mandatory() argument
1914 *errp = sctp_make_op_error_space(asoc, chunk, 0); in sctp_process_inv_mandatory()
1923 static int sctp_process_inv_paramlength(const struct sctp_association *asoc, in sctp_process_inv_paramlength() argument
1935 *errp = sctp_make_violation_paramlen(asoc, chunk, param); in sctp_process_inv_paramlength()
1944 static int sctp_process_hn_param(const struct sctp_association *asoc, in sctp_process_hn_param() argument
1959 *errp = sctp_make_op_error(asoc, chunk, SCTP_ERROR_DNS_FAILED, in sctp_process_hn_param()
2001 static void sctp_process_ext_param(struct sctp_association *asoc, in sctp_process_ext_param() argument
2010 if (asoc->ep->reconf_enable) in sctp_process_ext_param()
2011 asoc->peer.reconf_capable = 1; in sctp_process_ext_param()
2014 if (asoc->ep->prsctp_enable) in sctp_process_ext_param()
2015 asoc->peer.prsctp_capable = 1; in sctp_process_ext_param()
2021 if (asoc->ep->auth_enable) in sctp_process_ext_param()
2022 asoc->peer.auth_capable = 1; in sctp_process_ext_param()
2026 if (asoc->ep->asconf_enable) in sctp_process_ext_param()
2027 asoc->peer.asconf_capable = 1; in sctp_process_ext_param()
2030 if (asoc->ep->intl_enable) in sctp_process_ext_param()
2031 asoc->peer.intl_capable = 1; in sctp_process_ext_param()
2065 const struct sctp_association *asoc, in sctp_process_unk_param() argument
2086 *errp = sctp_make_op_error_limited(asoc, chunk); in sctp_process_unk_param()
2119 const struct sctp_association *asoc, in sctp_verify_param() argument
2158 sctp_process_inv_paramlength(asoc, param.p, in sctp_verify_param()
2166 sctp_process_hn_param(asoc, param, chunk, err_chunk); in sctp_verify_param()
2186 sctp_process_inv_paramlength(asoc, param.p, in sctp_verify_param()
2202 sctp_process_inv_paramlength(asoc, param.p, in sctp_verify_param()
2228 sctp_process_inv_paramlength(asoc, param.p, chunk, in sctp_verify_param()
2238 retval = sctp_process_unk_param(asoc, param, chunk, err_chunk); in sctp_verify_param()
2246 const struct sctp_association *asoc, enum sctp_cid cid, in sctp_verify_init() argument
2262 return sctp_process_inv_mandatory(asoc, chunk, errp); in sctp_verify_init()
2277 return sctp_process_inv_paramlength(asoc, param.p, chunk, errp); in sctp_verify_init()
2283 return sctp_process_missing_param(asoc, SCTP_PARAM_STATE_COOKIE, in sctp_verify_init()
2288 result = sctp_verify_param(net, ep, asoc, param, cid, in sctp_verify_init()
2310 int sctp_process_init(struct sctp_association *asoc, struct sctp_chunk *chunk, in sctp_process_init() argument
2331 if (!sctp_assoc_add_peer(asoc, peer_addr, gfp, SCTP_ACTIVE)) in sctp_process_init()
2350 if (!sctp_process_param(asoc, param, peer_addr, gfp)) in sctp_process_init()
2361 if (asoc->peer.auth_capable && (!asoc->peer.peer_random || in sctp_process_init()
2362 !asoc->peer.peer_hmacs)) in sctp_process_init()
2363 asoc->peer.auth_capable = 0; in sctp_process_init()
2371 if (!asoc->base.net->sctp.addip_noauth && in sctp_process_init()
2372 (asoc->peer.asconf_capable && !asoc->peer.auth_capable)) { in sctp_process_init()
2373 asoc->peer.addip_disabled_mask |= (SCTP_PARAM_ADD_IP | in sctp_process_init()
2376 asoc->peer.asconf_capable = 0; in sctp_process_init()
2381 list_for_each_safe(pos, temp, &asoc->peer.transport_addr_list) { in sctp_process_init()
2384 sctp_assoc_rm_peer(asoc, transport); in sctp_process_init()
2391 asoc->peer.i.init_tag = in sctp_process_init()
2393 asoc->peer.i.a_rwnd = in sctp_process_init()
2395 asoc->peer.i.num_outbound_streams = in sctp_process_init()
2397 asoc->peer.i.num_inbound_streams = in sctp_process_init()
2399 asoc->peer.i.initial_tsn = in sctp_process_init()
2402 asoc->strreset_inseq = asoc->peer.i.initial_tsn; in sctp_process_init()
2407 if (asoc->c.sinit_num_ostreams > in sctp_process_init()
2409 asoc->c.sinit_num_ostreams = in sctp_process_init()
2413 if (asoc->c.sinit_max_instreams > in sctp_process_init()
2415 asoc->c.sinit_max_instreams = in sctp_process_init()
2420 asoc->c.peer_vtag = asoc->peer.i.init_tag; in sctp_process_init()
2423 asoc->peer.rwnd = asoc->peer.i.a_rwnd; in sctp_process_init()
2429 list_for_each_entry(transport, &asoc->peer.transport_addr_list, in sctp_process_init()
2431 transport->ssthresh = asoc->peer.i.a_rwnd; in sctp_process_init()
2435 if (!sctp_tsnmap_init(&asoc->peer.tsn_map, SCTP_TSN_MAP_INITIAL, in sctp_process_init()
2436 asoc->peer.i.initial_tsn, gfp)) in sctp_process_init()
2447 if (sctp_stream_init(&asoc->stream, asoc->c.sinit_num_ostreams, in sctp_process_init()
2448 asoc->c.sinit_max_instreams, gfp)) in sctp_process_init()
2452 sctp_assoc_update_frag_point(asoc); in sctp_process_init()
2454 if (!asoc->temp && sctp_assoc_set_id(asoc, gfp)) in sctp_process_init()
2467 asoc->peer.addip_serial = asoc->peer.i.initial_tsn - 1; in sctp_process_init()
2472 list_for_each_safe(pos, temp, &asoc->peer.transport_addr_list) { in sctp_process_init()
2475 sctp_assoc_rm_peer(asoc, transport); in sctp_process_init()
2483 /* Update asoc with the option described in param.
2487 * asoc is the association to update.
2494 static int sctp_process_param(struct sctp_association *asoc, in sctp_process_param() argument
2499 struct sctp_endpoint *ep = asoc->ep; in sctp_process_param()
2501 struct net *net = asoc->base.net; in sctp_process_param()
2516 if (PF_INET6 != asoc->base.sk->sk_family) in sctp_process_param()
2522 if (ipv6_only_sock(asoc->base.sk)) in sctp_process_param()
2526 if (!af->from_addr_param(&addr, param.addr, htons(asoc->peer.port), 0)) in sctp_process_param()
2530 if (!sctp_assoc_add_peer(asoc, &addr, gfp, SCTP_UNCONFIRMED)) in sctp_process_param()
2543 asoc->cookie_life = ktime_add_ms(asoc->cookie_life, stale); in sctp_process_param()
2554 asoc->peer.ipv4_address = 0; in sctp_process_param()
2555 asoc->peer.ipv6_address = 0; in sctp_process_param()
2561 asoc->peer.ipv6_address = 1; in sctp_process_param()
2563 asoc->peer.ipv4_address = 1; in sctp_process_param()
2573 asoc->peer.ipv4_address = 1; in sctp_process_param()
2577 if (PF_INET6 == asoc->base.sk->sk_family) in sctp_process_param()
2578 asoc->peer.ipv6_address = 1; in sctp_process_param()
2582 asoc->peer.hostname_address = 1; in sctp_process_param()
2592 asoc->peer.cookie_len = in sctp_process_param()
2594 kfree(asoc->peer.cookie); in sctp_process_param()
2595 asoc->peer.cookie = kmemdup(param.cookie->body, asoc->peer.cookie_len, gfp); in sctp_process_param()
2596 if (!asoc->peer.cookie) in sctp_process_param()
2609 if (asoc->ep->ecn_enable) { in sctp_process_param()
2610 asoc->peer.ecn_capable = 1; in sctp_process_param()
2618 asoc->peer.adaptation_ind = ntohl(param.aind->adaptation_ind); in sctp_process_param()
2632 htons(asoc->peer.port), 0)) in sctp_process_param()
2638 t = sctp_assoc_lookup_paddr(asoc, &addr); in sctp_process_param()
2642 sctp_assoc_set_primary(asoc, t); in sctp_process_param()
2646 sctp_process_ext_param(asoc, param); in sctp_process_param()
2650 if (asoc->ep->prsctp_enable) { in sctp_process_param()
2651 asoc->peer.prsctp_capable = 1; in sctp_process_param()
2662 kfree(asoc->peer.peer_random); in sctp_process_param()
2663 asoc->peer.peer_random = kmemdup(param.p, in sctp_process_param()
2665 if (!asoc->peer.peer_random) { in sctp_process_param()
2676 kfree(asoc->peer.peer_hmacs); in sctp_process_param()
2677 asoc->peer.peer_hmacs = kmemdup(param.p, in sctp_process_param()
2679 if (!asoc->peer.peer_hmacs) { in sctp_process_param()
2685 sctp_auth_asoc_set_default_hmac(asoc, param.hmac_algo); in sctp_process_param()
2692 kfree(asoc->peer.peer_chunks); in sctp_process_param()
2693 asoc->peer.peer_chunks = kmemdup(param.p, in sctp_process_param()
2695 if (!asoc->peer.peer_chunks) in sctp_process_param()
2706 __func__, ntohs(param.p->type), asoc); in sctp_process_param()
2759 static struct sctp_chunk *sctp_make_asconf(struct sctp_association *asoc, in sctp_make_asconf() argument
2776 retval = sctp_make_control(asoc, SCTP_CID_ASCONF, 0, length, in sctp_make_asconf()
2781 asconf.serial = htonl(asoc->addip_serial++); in sctp_make_asconf()
2815 struct sctp_chunk *sctp_make_asconf_update_ip(struct sctp_association *asoc, in sctp_make_asconf_update_ip() argument
2842 if (asoc->asconf_addr_del_pending && !del_pickup) { in sctp_make_asconf_update_ip()
2855 retval = sctp_make_asconf(asoc, laddr, totallen); in sctp_make_asconf_update_ip()
2875 addr = asoc->asconf_addr_del_pending; in sctp_make_asconf_update_ip()
2902 struct sctp_chunk *sctp_make_asconf_set_prim(struct sctp_association *asoc, in sctp_make_asconf_set_prim() argument
2918 retval = sctp_make_asconf(asoc, addr, len); in sctp_make_asconf_set_prim()
2951 static struct sctp_chunk *sctp_make_asconf_ack(const struct sctp_association *asoc, in sctp_make_asconf_ack() argument
2959 retval = sctp_make_control(asoc, SCTP_CID_ASCONF_ACK, 0, length, in sctp_make_asconf_ack()
3015 static __be16 sctp_process_asconf_param(struct sctp_association *asoc, in sctp_process_asconf_param() argument
3033 if (!asoc->peer.ipv6_address) in sctp_process_asconf_param()
3037 if (!asoc->peer.ipv4_address) in sctp_process_asconf_param()
3048 if (!af->from_addr_param(&addr, addr_param, htons(asoc->peer.port), 0)) in sctp_process_asconf_param()
3068 if (security_sctp_bind_connect(asoc->ep->base.sk, in sctp_process_asconf_param()
3081 peer = sctp_assoc_add_peer(asoc, &addr, GFP_ATOMIC, SCTP_UNCONFIRMED); in sctp_process_asconf_param()
3087 asoc->new_transport = peer; in sctp_process_asconf_param()
3095 if (asoc->peer.transport_count == 1) in sctp_process_asconf_param()
3114 sctp_assoc_set_primary(asoc, asconf->transport); in sctp_process_asconf_param()
3115 sctp_assoc_del_nonprimary_peers(asoc, in sctp_process_asconf_param()
3125 peer = sctp_assoc_lookup_paddr(asoc, &addr); in sctp_process_asconf_param()
3129 sctp_assoc_rm_peer(asoc, peer); in sctp_process_asconf_param()
3140 if (security_sctp_bind_connect(asoc->ep->base.sk, in sctp_process_asconf_param()
3146 peer = sctp_assoc_lookup_paddr(asoc, &addr); in sctp_process_asconf_param()
3150 sctp_assoc_set_primary(asoc, peer); in sctp_process_asconf_param()
3158 bool sctp_verify_asconf(const struct sctp_association *asoc, in sctp_verify_asconf() argument
3227 struct sctp_chunk *sctp_process_asconf(struct sctp_association *asoc, in sctp_process_asconf() argument
3262 asconf_ack = sctp_make_asconf_ack(asoc, serial, chunk_len * 4); in sctp_process_asconf()
3273 err_code = sctp_process_asconf_param(asoc, asconf, in sctp_process_asconf()
3297 asoc->peer.addip_serial++; in sctp_process_asconf()
3305 &asoc->asconf_ack_list); in sctp_process_asconf()
3312 static void sctp_asconf_param_success(struct sctp_association *asoc, in sctp_asconf_param_success() argument
3315 struct sctp_bind_addr *bp = &asoc->base.bind_addr; in sctp_asconf_param_success()
3340 list_for_each_entry(transport, &asoc->peer.transport_addr_list, in sctp_asconf_param_success()
3348 if (asoc->asconf_addr_del_pending != NULL && in sctp_asconf_param_success()
3349 sctp_cmp_addr_exact(asoc->asconf_addr_del_pending, &addr)) { in sctp_asconf_param_success()
3350 kfree(asoc->asconf_addr_del_pending); in sctp_asconf_param_success()
3351 asoc->asconf_addr_del_pending = NULL; in sctp_asconf_param_success()
3354 list_for_each_entry(transport, &asoc->peer.transport_addr_list, in sctp_asconf_param_success()
3427 int sctp_process_asconf_ack(struct sctp_association *asoc, in sctp_process_asconf_ack() argument
3430 struct sctp_chunk *asconf = asoc->addip_last_asconf; in sctp_process_asconf_ack()
3476 sctp_asconf_param_success(asoc, asconf_param); in sctp_process_asconf_ack()
3487 asoc->peer.addip_disabled_mask |= in sctp_process_asconf_ack()
3506 if (no_err && asoc->src_out_of_asoc_ok) { in sctp_process_asconf_ack()
3507 asoc->src_out_of_asoc_ok = 0; in sctp_process_asconf_ack()
3508 sctp_transport_immediate_rtx(asoc->peer.primary_path); in sctp_process_asconf_ack()
3514 asoc->addip_last_asconf = NULL; in sctp_process_asconf_ack()
3520 struct sctp_chunk *sctp_make_fwdtsn(const struct sctp_association *asoc, in sctp_make_fwdtsn() argument
3532 retval = sctp_make_control(asoc, SCTP_CID_FWD_TSN, 0, hint, GFP_ATOMIC); in sctp_make_fwdtsn()
3550 struct sctp_chunk *sctp_make_ifwdtsn(const struct sctp_association *asoc, in sctp_make_ifwdtsn() argument
3560 retval = sctp_make_control(asoc, SCTP_CID_I_FWD_TSN, 0, hint, in sctp_make_ifwdtsn()
3589 static struct sctp_chunk *sctp_make_reconf(const struct sctp_association *asoc, in sctp_make_reconf() argument
3595 retval = sctp_make_control(asoc, SCTP_CID_RECONF, 0, length, in sctp_make_reconf()
3641 const struct sctp_association *asoc, in sctp_make_strreset_req() argument
3654 retval = sctp_make_reconf(asoc, SCTP_PAD4(outlen) + SCTP_PAD4(inlen)); in sctp_make_strreset_req()
3661 outreq.request_seq = htonl(asoc->strreset_outseq); in sctp_make_strreset_req()
3662 outreq.response_seq = htonl(asoc->strreset_inseq - 1); in sctp_make_strreset_req()
3663 outreq.send_reset_at_tsn = htonl(asoc->next_tsn - 1); in sctp_make_strreset_req()
3674 inreq.request_seq = htonl(asoc->strreset_outseq + out); in sctp_make_strreset_req()
3695 const struct sctp_association *asoc) in sctp_make_strreset_tsnreq() argument
3701 retval = sctp_make_reconf(asoc, length); in sctp_make_strreset_tsnreq()
3707 tsnreq.request_seq = htonl(asoc->strreset_outseq); in sctp_make_strreset_tsnreq()
3726 const struct sctp_association *asoc, in sctp_make_strreset_addstrm() argument
3733 retval = sctp_make_reconf(asoc, (!!out + !!in) * size); in sctp_make_strreset_addstrm()
3741 addstrm.request_seq = htonl(asoc->strreset_outseq); in sctp_make_strreset_addstrm()
3751 addstrm.request_seq = htonl(asoc->strreset_outseq + !!out); in sctp_make_strreset_addstrm()
3771 struct sctp_chunk *sctp_make_strreset_resp(const struct sctp_association *asoc, in sctp_make_strreset_resp() argument
3778 retval = sctp_make_reconf(asoc, length); in sctp_make_strreset_resp()
3807 struct sctp_chunk *sctp_make_strreset_tsnresp(struct sctp_association *asoc, in sctp_make_strreset_tsnresp() argument
3816 retval = sctp_make_reconf(asoc, length); in sctp_make_strreset_tsnresp()
3833 bool sctp_verify_reconf(const struct sctp_association *asoc, in sctp_verify_reconf() argument