1 /*-
2  * SPDX-License-Identifier: BSD-3-Clause
3  *
4  * Copyright (c) 2001-2007, by Cisco Systems, Inc. All rights reserved.
5  * Copyright (c) 2008-2012, by Randall Stewart. All rights reserved.
6  * Copyright (c) 2008-2012, by Michael Tuexen. All rights reserved.
7  *
8  * Redistribution and use in source and binary forms, with or without
9  * modification, are permitted provided that the following conditions are met:
10  *
11  * a) Redistributions of source code must retain the above copyright notice,
12  *    this list of conditions and the following disclaimer.
13  *
14  * b) Redistributions in binary form must reproduce the above copyright
15  *    notice, this list of conditions and the following disclaimer in
16  *    the documentation and/or other materials provided with the distribution.
17  *
18  * c) Neither the name of Cisco Systems, Inc. nor the names of its
19  *    contributors may be used to endorse or promote products derived
20  *    from this software without specific prior written permission.
21  *
22  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
23  * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
24  * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
25  * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
26  * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
27  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
28  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
29  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
30  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
31  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
32  * THE POSSIBILITY OF SUCH DAMAGE.
33  */
34 
35 #ifdef __FreeBSD__
36 #include <sys/cdefs.h>
37 __FBSDID("$FreeBSD: head/sys/netinet6/sctp6_var.h 317457 2017-04-26 19:26:40Z tuexen $");
38 #endif
39 
40 #ifndef _NETINET6_SCTP6_VAR_H_
41 #define _NETINET6_SCTP6_VAR_H_
42 
43 #if defined(__Userspace__)
44 #ifdef INET
45 extern void in6_sin6_2_sin(struct sockaddr_in *, struct sockaddr_in6 *);
46 extern void in6_sin6_2_sin_in_sock(struct sockaddr *);
47 extern void in6_sin_2_v4mapsin6(const struct sockaddr_in *, struct sockaddr_in6 *);
48 #endif
49 #endif
50 #if defined(_KERNEL)
51 
52 #if defined(__FreeBSD__) || (__APPLE__) || defined(__Windows__)
53 SYSCTL_DECL(_net_inet6_sctp6);
54 extern struct pr_usrreqs sctp6_usrreqs;
55 #else
56 int sctp6_usrreq(struct socket *, int, struct mbuf *, struct mbuf *, struct mbuf *);
57 #endif
58 
59 #if defined(__APPLE__)
60 int sctp6_input(struct mbuf **, int *);
61 int sctp6_input_with_port(struct mbuf **, int *, uint16_t);
62 #elif defined(__Panda__)
63 int sctp6_input (pakhandle_type *);
64 #elif defined(__FreeBSD__) && __FreeBSD_version < 902000
65 int sctp6_input __P((struct mbuf **, int *, int));
66 int sctp6_input_with_port __P((struct mbuf **, int *, uint16_t));
67 #else
68 int sctp6_input(struct mbuf **, int *, int);
69 int sctp6_input_with_port(struct mbuf **, int *, uint16_t);
70 #endif
71 #if defined(__FreeBSD__) && __FreeBSD_version < 902000
72 int sctp6_output
73 __P((struct sctp_inpcb *, struct mbuf *, struct sockaddr *,
74      struct mbuf *, struct proc *));
75 void sctp6_ctlinput __P((int, struct sockaddr *, void *));
76 #else
77 int sctp6_output(struct sctp_inpcb *, struct mbuf *, struct sockaddr *,
78                  struct mbuf *, struct proc *);
79 #if defined(__APPLE__) && !defined(APPLE_LEOPARD) && !defined(APPLE_SNOWLEOPARD) && !defined(APPLE_LION) && !defined(APPLE_MOUNTAINLION) && !defined(APPLE_ELCAPITAN)
80 void sctp6_ctlinput(int, struct sockaddr *, void *, struct ifnet * SCTP_UNUSED);
81 #else
82 void sctp6_ctlinput(int, struct sockaddr *, void *);
83 #endif
84 #endif
85 #if !(defined(__FreeBSD__) || defined(__APPLE__))
86 extern void in6_sin_2_v4mapsin6(struct sockaddr_in *, struct sockaddr_in6 *);
87 extern void in6_sin6_2_sin(struct sockaddr_in *, struct sockaddr_in6 *);
88 extern void in6_sin6_2_sin_in_sock(struct sockaddr *);
89 #endif
90 void sctp6_notify(struct sctp_inpcb *, struct sctp_tcb *, struct sctp_nets *,
91                   uint8_t, uint8_t, uint32_t);
92 #endif
93 #endif
94