Annotation of sys/sys/un.h, Revision 1.1.1.1
1.1 nbrk 1: /* $OpenBSD: un.h,v 1.8 2003/06/02 23:28:22 millert Exp $ */
2: /* $NetBSD: un.h,v 1.11 1996/02/04 02:12:47 christos Exp $ */
3:
4: /*
5: * Copyright (c) 1982, 1986, 1993
6: * The Regents of the University of California. 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
10: * are met:
11: * 1. Redistributions of source code must retain the above copyright
12: * notice, this list of conditions and the following disclaimer.
13: * 2. Redistributions in binary form must reproduce the above copyright
14: * notice, this list of conditions and the following disclaimer in the
15: * documentation and/or other materials provided with the distribution.
16: * 3. Neither the name of the University nor the names of its contributors
17: * may be used to endorse or promote products derived from this software
18: * without specific prior written permission.
19: *
20: * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
21: * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
22: * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
23: * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
24: * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
25: * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
26: * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
27: * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
28: * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
29: * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
30: * SUCH DAMAGE.
31: *
32: * @(#)un.h 8.1 (Berkeley) 6/2/93
33: */
34:
35: #ifndef _SYS_UN_H_
36: #define _SYS_UN_H_
37:
38: /*
39: * Definitions for UNIX IPC domain.
40: */
41: struct sockaddr_un {
42: unsigned char sun_len; /* sockaddr len including null */
43: unsigned char sun_family; /* AF_UNIX */
44: char sun_path[104]; /* path name (gag) */
45: };
46:
47: #ifdef _KERNEL
48: struct unpcb;
49: struct socket;
50:
51: int unp_attach(struct socket *so);
52: int unp_bind(struct unpcb *unp, struct mbuf *nam, struct proc *p);
53: int unp_connect(struct socket *so, struct mbuf *nam, struct proc *p);
54: int unp_connect2(struct socket *so, struct socket *so2);
55: void unp_detach(struct unpcb *unp);
56: void unp_discard(struct file *fp);
57: void unp_disconnect(struct unpcb *unp);
58: void unp_drop(struct unpcb *unp, int errno);
59: void unp_gc(void);
60: void unp_mark(struct file *fp);
61: void unp_scan(struct mbuf *m0, void (*op)(struct file *), int);
62: void unp_shutdown(struct unpcb *unp);
63: int unp_externalize(struct mbuf *);
64: int unp_internalize(struct mbuf *, struct proc *);
65: void unp_dispose(struct mbuf *);
66: #else /* !_KERNEL */
67:
68: /* actual length of an initialized sockaddr_un */
69: #define SUN_LEN(su) \
70: (sizeof(*(su)) - sizeof((su)->sun_path) + strlen((su)->sun_path))
71: #endif /* _KERNEL */
72: #endif /* !_SYS_UN_H_ */
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