/*- * SPDX-License-Identifier: BSD-3-Clause * * Copyright (c) 2001-2007, by Cisco Systems, Inc. All rights reserved. * Copyright (c) 2008-2012, by Randall Stewart. All rights reserved. * Copyright (c) 2008-2012, by Michael Tuexen. All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions are met: * * a) Redistributions of source code must retain the above copyright notice, * this list of conditions and the following disclaimer. * * b) Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in * the documentation and/or other materials provided with the distribution. * * c) Neither the name of Cisco Systems, Inc. nor the names of its * contributors may be used to endorse or promote products derived * from this software without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF * THE POSSIBILITY OF SUCH DAMAGE. */ #if defined(__FreeBSD__) && !defined(__Userspace__) #include __FBSDID("$FreeBSD: head/sys/netinet/sctp_output.h 366114 2020-09-24 12:26:06Z tuexen $"); #endif #ifndef _NETINET_SCTP_OUTPUT_H_ #define _NETINET_SCTP_OUTPUT_H_ #include #if defined(_KERNEL) || defined(__Userspace__) struct mbuf * sctp_add_addresses_to_i_ia(struct sctp_inpcb *inp, struct sctp_tcb *stcb, struct sctp_scoping *scope, struct mbuf *m_at, int cnt_inits_to, uint16_t *padding_len, uint16_t *chunk_len); int sctp_is_addr_restricted(struct sctp_tcb *, struct sctp_ifa *); int sctp_is_address_in_scope(struct sctp_ifa *ifa, struct sctp_scoping *scope, int do_update); int sctp_is_addr_in_ep(struct sctp_inpcb *inp, struct sctp_ifa *ifa); struct sctp_ifa * sctp_source_address_selection(struct sctp_inpcb *inp, struct sctp_tcb *stcb, sctp_route_t *ro, struct sctp_nets *net, int non_asoc_addr_ok, uint32_t vrf_id); #if defined(__FreeBSD__) || defined(__APPLE__) || defined(__Userspace__) int sctp_v6src_match_nexthop(struct sockaddr_in6 *src6, sctp_route_t *ro); int sctp_v4src_match_nexthop(struct sctp_ifa *sifa, sctp_route_t *ro); #endif void sctp_send_initiate(struct sctp_inpcb *, struct sctp_tcb *, int); void sctp_send_initiate_ack(struct sctp_inpcb *, struct sctp_tcb *, struct sctp_nets *, struct mbuf *, int, int, struct sockaddr *, struct sockaddr *, struct sctphdr *, struct sctp_init_chunk *, #if defined(__FreeBSD__) && !defined(__Userspace__) uint8_t, uint32_t, #endif uint32_t, uint16_t); struct mbuf * sctp_arethere_unrecognized_parameters(struct mbuf *, int, int *, struct sctp_chunkhdr *, int *, int *); void sctp_queue_op_err(struct sctp_tcb *, struct mbuf *); int sctp_send_cookie_echo(struct mbuf *, int, int, struct sctp_tcb *, struct sctp_nets *); void sctp_send_cookie_ack(struct sctp_tcb *); void sctp_send_heartbeat_ack(struct sctp_tcb *, struct mbuf *, int, int, struct sctp_nets *); void sctp_remove_from_wheel(struct sctp_tcb *stcb, struct sctp_association *asoc, struct sctp_stream_out *strq, int holds_lock); void sctp_send_shutdown(struct sctp_tcb *, struct sctp_nets *); void sctp_send_shutdown_ack(struct sctp_tcb *, struct sctp_nets *); void sctp_send_shutdown_complete(struct sctp_tcb *, struct sctp_nets *, int); void sctp_send_shutdown_complete2(struct sockaddr *, struct sockaddr *, struct sctphdr *, #if defined(__FreeBSD__) && !defined(__Userspace__) uint8_t, uint32_t, uint16_t, #endif uint32_t, uint16_t); void sctp_send_asconf(struct sctp_tcb *, struct sctp_nets *, int addr_locked); void sctp_send_asconf_ack(struct sctp_tcb *); int sctp_get_frag_point(struct sctp_tcb *, struct sctp_association *); void sctp_toss_old_cookies(struct sctp_tcb *, struct sctp_association *); void sctp_toss_old_asconf(struct sctp_tcb *); void sctp_fix_ecn_echo(struct sctp_association *); void sctp_move_chunks_from_net(struct sctp_tcb *stcb, struct sctp_nets *net); #define SCTP_DATA_CHUNK_OVERHEAD(stcb) ((stcb)->asoc.idata_supported ? \ sizeof(struct sctp_idata_chunk) : \ sizeof(struct sctp_data_chunk)) #if defined(__FreeBSD__) && !defined(__Userspace__) int sctp_output(struct sctp_inpcb *, struct mbuf *, struct sockaddr *, struct mbuf *, struct thread *, int); #elif defined(_WIN32) && !defined(__Userspace__) sctp_output(struct sctp_inpcb *, struct mbuf *, struct sockaddr *, struct mbuf *, PKTHREAD, int); #else #if defined(__Userspace__) /* sctp_output is called bu sctp_sendm. Not using sctp_sendm for __Userspace__ */ #endif int sctp_output(struct sctp_inpcb *, struct mbuf *, struct sockaddr *, struct mbuf *, struct proc *, int); #endif void sctp_chunk_output(struct sctp_inpcb *, struct sctp_tcb *, int, int); void sctp_send_abort_tcb(struct sctp_tcb *, struct mbuf *, int); void send_forward_tsn(struct sctp_tcb *, struct sctp_association *); void sctp_send_sack(struct sctp_tcb *, int); void sctp_send_hb(struct sctp_tcb *, struct sctp_nets *, int); void sctp_send_ecn_echo(struct sctp_tcb *, struct sctp_nets *, uint32_t); void sctp_send_packet_dropped(struct sctp_tcb *, struct sctp_nets *, struct mbuf *, int, int, int); void sctp_send_cwr(struct sctp_tcb *, struct sctp_nets *, uint32_t, uint8_t); void sctp_add_stream_reset_result(struct sctp_tmit_chunk *, uint32_t, uint32_t); void sctp_send_deferred_reset_response(struct sctp_tcb *, struct sctp_stream_reset_list *, int); void sctp_add_stream_reset_result_tsn(struct sctp_tmit_chunk *, uint32_t, uint32_t, uint32_t, uint32_t); int sctp_send_stream_reset_out_if_possible(struct sctp_tcb *, int); int sctp_send_str_reset_req(struct sctp_tcb *, uint16_t , uint16_t *, uint8_t, uint8_t, uint8_t, uint16_t, uint16_t, uint8_t); void sctp_send_abort(struct mbuf *, int, struct sockaddr *, struct sockaddr *, struct sctphdr *, uint32_t, struct mbuf *, #if defined(__FreeBSD__) && !defined(__Userspace__) uint8_t, uint32_t, uint16_t, #endif uint32_t, uint16_t); void sctp_send_operr_to(struct sockaddr *, struct sockaddr *, struct sctphdr *, uint32_t, struct mbuf *, #if defined(__FreeBSD__) && !defined(__Userspace__) uint8_t, uint32_t, uint16_t, #endif uint32_t, uint16_t); #endif /* _KERNEL || __Userspace__ */ #if defined(_KERNEL) || defined(__Userspace__) int sctp_sosend(struct socket *so, struct sockaddr *addr, struct uio *uio, struct mbuf *top, struct mbuf *control, #if defined(__APPLE__) && !defined(__Userspace__) int flags #else int flags, #if defined(__FreeBSD__) && !defined(__Userspace__) struct thread *p #elif defined(_WIN32) && !defined(__Userspace__) PKTHREAD p #else #if defined(__Userspace__) /* proc is a dummy in __Userspace__ and will not be passed to sctp_lower_sosend */ #endif struct proc *p #endif #endif ); #endif #endif