xref: /freebsd/sys/netinet/sctp_asconf.h (revision 40a8ac8f62b535d30349faf28cf47106b7041b83)
1 /*-
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.
5  *
6  * Redistribution and use in source and binary forms, with or without
7  * modification, are permitted provided that the following conditions are met:
8  *
9  * a) Redistributions of source code must retain the above copyright notice,
10  *    this list of conditions and the following disclaimer.
11  *
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.
15  *
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.
19  *
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.
31  */
32 
33 #include <sys/cdefs.h>
34 __FBSDID("$FreeBSD$");
35 
36 #ifndef _NETINET_SCTP_ASCONF_H_
37 #define _NETINET_SCTP_ASCONF_H_
38 
39 #if defined(_KERNEL) || defined(__Userspace__)
40 
41 /*
42  * function prototypes
43  */
44 extern void sctp_asconf_cleanup(struct sctp_tcb *, struct sctp_nets *);
45 
46 extern struct mbuf *sctp_compose_asconf(struct sctp_tcb *, int *, int);
47 
48 extern void
49 sctp_handle_asconf(struct mbuf *, unsigned int, struct sockaddr *,
50     struct sctp_asconf_chunk *, struct sctp_tcb *, int);
51 
52 extern void
53 sctp_handle_asconf_ack(struct mbuf *, int, struct sctp_asconf_ack_chunk *,
54     struct sctp_tcb *, struct sctp_nets *, int *);
55 
56 extern uint32_t
57 sctp_addr_mgmt_ep_sa(struct sctp_inpcb *, struct sockaddr *,
58     uint32_t, uint32_t, struct sctp_ifa *);
59 
60 
61 extern int
62 sctp_asconf_iterator_ep(struct sctp_inpcb *inp, void *ptr,
63     uint32_t val);
64 extern void
65 sctp_asconf_iterator_stcb(struct sctp_inpcb *inp,
66     struct sctp_tcb *stcb,
67     void *ptr, uint32_t type);
68 extern void sctp_asconf_iterator_end(void *ptr, uint32_t val);
69 
70 
71 extern int32_t
72 sctp_set_primary_ip_address_sa(struct sctp_tcb *,
73     struct sockaddr *);
74 
75 extern void
76      sctp_set_primary_ip_address(struct sctp_ifa *ifa);
77 
78 extern void
79 sctp_check_address_list(struct sctp_tcb *, struct mbuf *, int, int,
80     struct sockaddr *, uint16_t, uint16_t, uint16_t, uint16_t);
81 
82 extern void
83      sctp_assoc_immediate_retrans(struct sctp_tcb *, struct sctp_nets *);
84 extern void
85      sctp_net_immediate_retrans(struct sctp_tcb *, struct sctp_nets *);
86 
87 extern void
88 sctp_asconf_send_nat_state_update(struct sctp_tcb *stcb,
89     struct sctp_nets *net);
90 
91 extern int
92     sctp_is_addr_pending(struct sctp_tcb *, struct sctp_ifa *);
93 
94 #endif				/* _KERNEL */
95 
96 #endif				/* !_NETINET_SCTP_ASCONF_H_ */
97