sys/netinet/sctp_indata.h

   1 /*      $KAME: sctp_indata.h,v 1.8 2004/08/17 04:06:17 itojun Exp $     */
   2 /*      $DragonFly: src/sys/netinet/sctp_indata.h,v 1.2 2006/05/20 04:42:12 dillon Exp $        */
   3
   4 #ifndef _NEINET_SCTP_INDATA_H_
   5 #define _NEINET_SCTP_INDATA_H_
   6
   7 /*
   8  * Copyright (C) 2002, 2003, 2004 Cisco Systems Inc,
   9  * All rights reserved.
  10  *
  11  * Redistribution and use in source and binary forms, with or without
  12  * modification, are permitted provided that the following conditions
  13  * are met:
  14  * 1. Redistributions of source code must retain the above copyright
  15  *    notice, this list of conditions and the following disclaimer.
  16  * 2. Redistributions in binary form must reproduce the above copyright
  17  *    notice, this list of conditions and the following disclaimer in the
  18  *    documentation and/or other materials provided with the distribution.
  19  * 3. Neither the name of the project nor the names of its contributors
  20  *    may be used to endorse or promote products derived from this software
  21  *    without specific prior written permission.
  22  *
  23  * THIS SOFTWARE IS PROVIDED BY THE PROJECT AND CONTRIBUTORS ``AS IS'' AND
  24  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  25  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  26  * ARE DISCLAIMED.  IN NO EVENT SHALL THE PROJECT OR CONTRIBUTORS BE LIABLE
  27  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  28  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  29  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  30  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  31  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  32  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  33  * SUCH DAMAGE.
  34  */
  35
  36
  37 #if defined(_KERNEL) || (defined(__APPLE__) && defined(KERNEL))
  38
  39 #ifndef _SYS_TYPES_H_
  40 #include <sys/types.h>
  41 #endif
  42
  43 struct mbuf;
  44 struct sctp_tcb;
  45 struct sctp_inpcb;
  46 struct sctp_association;
  47 struct sctp_tmit_chunk;
  48 struct sctp_sack_chunk;
  49 struct sctp_nets;
  50 struct sctp_forward_tsn_chunk;
  51 struct sctp_shutdown_chunk;
  52 struct sctphdr;
  53
  54 int sctp_deliver_data(struct sctp_tcb *, struct sctp_association *,
  55     struct sctp_tmit_chunk *, int);
  56
  57 void sctp_set_rwnd(struct sctp_tcb *, struct sctp_association *);
  58
  59 void sctp_handle_sack(struct sctp_sack_chunk *, struct sctp_tcb *,
  60         struct sctp_nets *, int *);
  61
  62 /* draft-ietf-tsvwg-usctp */
  63 void sctp_handle_forward_tsn(struct sctp_tcb *,
  64         struct sctp_forward_tsn_chunk *, int *);
  65
  66 struct sctp_tmit_chunk *
  67 sctp_try_advance_peer_ack_point(struct sctp_tcb *, struct sctp_association *);
  68
  69 void sctp_service_queues(struct sctp_tcb *, struct sctp_association *, int have_lock);
  70
  71 void sctp_update_acked(struct sctp_tcb *, struct sctp_shutdown_chunk *,
  72         struct sctp_nets *, int *);
  73
  74 int sctp_process_data(struct mbuf **, int, int *, int, struct sctphdr *,
  75     struct sctp_inpcb *, struct sctp_tcb *, struct sctp_nets *, u_int32_t *);
  76
  77 void sctp_sack_check(struct sctp_tcb *, int, int, int *);
  78
  79 #endif
  80 #endif