2 * Copyright (c) 2001-2007, by Cisco Systems, Inc. All rights reserved.
3 * Copyright (c) 2008-2012, by Randall Stewart. All rights reserved.
4 * Copyright (c) 2008-2012, by Michael Tuexen. All rights reserved.
6 * Redistribution and use in source and binary forms, with or without
7 * modification, are permitted provided that the following conditions are met:
9 * a) Redistributions of source code must retain the above copyright notice,
10 * this list of conditions and the following disclaimer.
12 * b) Redistributions in binary form must reproduce the above copyright
13 * notice, this list of conditions and the following disclaimer in
14 * the documentation and/or other materials provided with the distribution.
16 * c) Neither the name of Cisco Systems, Inc. nor the names of its
17 * contributors may be used to endorse or promote products derived
18 * from this software without specific prior written permission.
20 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
21 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
22 * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
23 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
24 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
25 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
26 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
27 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
28 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
29 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
30 * THE POSSIBILITY OF SUCH DAMAGE.
34 #include <sys/cdefs.h>
35 __FBSDID("$FreeBSD: head/sys/netinet/sctp_output.h 272751 2014-10-08 15:30:59Z tuexen $");
38 #ifndef _NETINET_SCTP_OUTPUT_H_
39 #define _NETINET_SCTP_OUTPUT_H_
41 #include <netinet/sctp_header.h>
43 #if defined(_KERNEL) || defined(__Userspace__)
47 sctp_add_addresses_to_i_ia(struct sctp_inpcb *inp,
48 struct sctp_tcb *stcb,
49 struct sctp_scoping *scope,
52 uint16_t *padding_len, uint16_t *chunk_len);
55 int sctp_is_addr_restricted(struct sctp_tcb *, struct sctp_ifa *);
59 sctp_is_address_in_scope(struct sctp_ifa *ifa,
60 struct sctp_scoping *scope,
64 sctp_is_addr_in_ep(struct sctp_inpcb *inp, struct sctp_ifa *ifa);
67 sctp_source_address_selection(struct sctp_inpcb *inp,
68 struct sctp_tcb *stcb,
69 sctp_route_t *ro, struct sctp_nets *net,
70 int non_asoc_addr_ok, uint32_t vrf_id);
72 #if defined(__FreeBSD__) || defined(__APPLE__) || defined(__Userspace__)
74 sctp_v6src_match_nexthop(struct sockaddr_in6 *src6, sctp_route_t *ro);
76 sctp_v4src_match_nexthop(struct sctp_ifa *sifa, sctp_route_t *ro);
79 void sctp_send_initiate(struct sctp_inpcb *, struct sctp_tcb *, int
80 #if !defined(__APPLE__) && !defined(SCTP_SO_LOCK_TESTING)
86 sctp_send_initiate_ack(struct sctp_inpcb *, struct sctp_tcb *, struct mbuf *,
88 struct sockaddr *, struct sockaddr *,
89 struct sctphdr *, struct sctp_init_chunk *,
90 #if defined(__FreeBSD__)
93 uint32_t, uint16_t, int);
96 sctp_arethere_unrecognized_parameters(struct mbuf *, int, int *,
97 struct sctp_chunkhdr *, int *);
98 void sctp_queue_op_err(struct sctp_tcb *, struct mbuf *);
101 sctp_send_cookie_echo(struct mbuf *, int, struct sctp_tcb *,
104 void sctp_send_cookie_ack(struct sctp_tcb *);
107 sctp_send_heartbeat_ack(struct sctp_tcb *, struct mbuf *, int, int,
111 sctp_remove_from_wheel(struct sctp_tcb *stcb,
112 struct sctp_association *asoc,
113 struct sctp_stream_out *strq, int holds_lock);
116 void sctp_send_shutdown(struct sctp_tcb *, struct sctp_nets *);
118 void sctp_send_shutdown_ack(struct sctp_tcb *, struct sctp_nets *);
120 void sctp_send_shutdown_complete(struct sctp_tcb *, struct sctp_nets *, int);
122 void sctp_send_shutdown_complete2(struct sockaddr *, struct sockaddr *,
124 #if defined(__FreeBSD__)
129 void sctp_send_asconf(struct sctp_tcb *, struct sctp_nets *, int addr_locked);
131 void sctp_send_asconf_ack(struct sctp_tcb *);
133 int sctp_get_frag_point(struct sctp_tcb *, struct sctp_association *);
135 void sctp_toss_old_cookies(struct sctp_tcb *, struct sctp_association *);
137 void sctp_toss_old_asconf(struct sctp_tcb *);
139 void sctp_fix_ecn_echo(struct sctp_association *);
141 void sctp_move_chunks_from_net(struct sctp_tcb *stcb, struct sctp_nets *net);
143 #if defined(__FreeBSD__) && __FreeBSD_version >= 500000
145 sctp_output(struct sctp_inpcb *, struct mbuf *, struct sockaddr *,
146 struct mbuf *, struct thread *, int);
147 #elif defined(__Windows__)
148 sctp_output(struct sctp_inpcb *, struct mbuf *, struct sockaddr *,
149 struct mbuf *, PKTHREAD, int);
151 #if defined(__Userspace__)
152 /* sctp_output is called bu sctp_sendm. Not using sctp_sendm for __Userspace__ */
155 sctp_output(struct sctp_inpcb *,
156 #if defined(__Panda__)
162 #if defined(__Panda__)
170 void sctp_chunk_output(struct sctp_inpcb *, struct sctp_tcb *, int, int
171 #if !defined(__APPLE__) && !defined(SCTP_SO_LOCK_TESTING)
175 void sctp_send_abort_tcb(struct sctp_tcb *, struct mbuf *, int
176 #if !defined(__APPLE__) && !defined(SCTP_SO_LOCK_TESTING)
181 void send_forward_tsn(struct sctp_tcb *, struct sctp_association *);
183 void sctp_send_sack(struct sctp_tcb *, int);
185 void sctp_send_hb(struct sctp_tcb *, struct sctp_nets *, int);
187 void sctp_send_ecn_echo(struct sctp_tcb *, struct sctp_nets *, uint32_t);
191 sctp_send_packet_dropped(struct sctp_tcb *, struct sctp_nets *, struct mbuf *,
196 void sctp_send_cwr(struct sctp_tcb *, struct sctp_nets *, uint32_t, uint8_t);
200 sctp_add_stream_reset_out(struct sctp_tmit_chunk *,
201 int, uint16_t *, uint32_t, uint32_t, uint32_t);
204 sctp_add_stream_reset_result(struct sctp_tmit_chunk *, uint32_t, uint32_t);
207 sctp_add_stream_reset_result_tsn(struct sctp_tmit_chunk *,
208 uint32_t, uint32_t, uint32_t, uint32_t);
211 sctp_send_str_reset_req(struct sctp_tcb *, uint16_t , uint16_t *, uint8_t,
212 uint8_t, uint8_t, uint8_t, uint16_t, uint16_t, uint8_t);
215 sctp_send_abort(struct mbuf *, int, struct sockaddr *, struct sockaddr *,
216 struct sctphdr *, uint32_t, struct mbuf *,
217 #if defined(__FreeBSD__)
222 void sctp_send_operr_to(struct sockaddr *, struct sockaddr *,
223 struct sctphdr *, uint32_t, struct mbuf *,
224 #if defined(__FreeBSD__)
229 #endif /* _KERNEL || __Userspace__ */
231 #if defined(_KERNEL) || defined(__Userspace__)
233 sctp_sosend(struct socket *so,
234 struct sockaddr *addr,
238 pakhandle_type control,
241 struct mbuf *control,
243 #if defined(__APPLE__) || defined(__Panda__)
247 #if defined(__FreeBSD__) && __FreeBSD_version >= 500000
249 #elif defined(__Windows__)
252 #if defined(__Userspace__)
253 /* proc is a dummy in __Userspace__ and will not be passed to sctp_lower_sosend */