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freebsd/sys/netinet/sctp_asconf.h
Randall Stewart 830d754d52 Code from the hack-session known as the IETF (and a
bit of debugging afterwards):
- Fix protection code for notification generation.
- Decouple associd from vtag
- Allow vtags to have less strigent requirements in non-uniqueness.
   o don't pre-hash them when you issue one in a cookie.
   o Allow duplicates and use addresses and ports to
     discriminate amongst the duplicates during lookup.
- Add support for the NAT draft draft-ietf-behave-sctpnat-00, this
  is still experimental and needs more extensive testing with the
  Jason Butt ipfw changes.
- Support for the SENDER_DRY event to get DTLS in OpenSSL working
  with a set of patches from Michael Tuexen (hopefully heading to OpenSSL soon).
- Update the support of SCTP-AUTH by Peter Lei.
- Use macros for refcounting.
- Fix MTU for UDP encapsulation.
- Fix reporting back of unsent data.
- Update assoc send counter handling to be consistent with endpoint sent counter.
- Fix a bug in PR-SCTP.
- Fix so we only send another FWD-TSN when a SACK arrives IF and only
  if the adv-peer-ack point progressed. However we still make sure
  a timer is running if we do have an adv_peer_ack point.
- Fix PR-SCTP bug where chunks were retransmitted if they are sent
  unreliable but not abandoned yet.

With the help of:	Michael Teuxen and Peter Lei :-)
MFC after:	 4 weeks
2008-12-06 13:19:54 +00:00

99 lines
3.4 KiB
C

/*-
* Copyright (c) 2001-2007, by Cisco Systems, Inc. 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.
*/
/* $KAME: sctp_asconf.h,v 1.8 2005/03/06 16:04:16 itojun Exp $ */
#include <sys/cdefs.h>
__FBSDID("$FreeBSD$");
#ifndef _NETINET_SCTP_ASCONF_H_
#define _NETINET_SCTP_ASCONF_H_
#if defined(_KERNEL) || defined(__Userspace__)
/*
* function prototypes
*/
extern void sctp_asconf_cleanup(struct sctp_tcb *, struct sctp_nets *);
extern struct mbuf *sctp_compose_asconf(struct sctp_tcb *, int *, int);
extern void
sctp_handle_asconf(struct mbuf *, unsigned int, struct sctp_asconf_chunk *,
struct sctp_tcb *, int i);
extern void
sctp_handle_asconf_ack(struct mbuf *, int, struct sctp_asconf_ack_chunk *,
struct sctp_tcb *, struct sctp_nets *, int *);
extern uint32_t
sctp_addr_mgmt_ep_sa(struct sctp_inpcb *, struct sockaddr *,
uint32_t, uint32_t, struct sctp_ifa *);
extern int
sctp_asconf_iterator_ep(struct sctp_inpcb *inp, void *ptr,
uint32_t val);
extern void
sctp_asconf_iterator_stcb(struct sctp_inpcb *inp,
struct sctp_tcb *stcb,
void *ptr, uint32_t type);
extern void sctp_asconf_iterator_end(void *ptr, uint32_t val);
extern int32_t
sctp_set_primary_ip_address_sa(struct sctp_tcb *,
struct sockaddr *);
extern void
sctp_set_primary_ip_address(struct sctp_ifa *ifa);
extern void
sctp_check_address_list(struct sctp_tcb *, struct mbuf *, int, int,
struct sockaddr *, uint16_t, uint16_t, uint16_t, uint16_t);
extern void
sctp_move_chunks_from_deleted_prim(struct sctp_tcb *, struct sctp_nets *);
extern void
sctp_assoc_immediate_retrans(struct sctp_tcb *, struct sctp_nets *);
extern void
sctp_net_immediate_retrans(struct sctp_tcb *, struct sctp_nets *);
extern void
sctp_asconf_send_nat_state_update(struct sctp_tcb *stcb,
struct sctp_nets *net);
extern int
sctp_is_addr_pending(struct sctp_tcb *, struct sctp_ifa *);
#endif /* _KERNEL */
#endif /* !_NETINET_SCTP_ASCONF_H_ */