workbench/network/stacks/AROSTCP/netinclude/sys/un.h

   1 /*-
   2  * Copyright (c) 1982, 1986, 1993
   3  *      The Regents of the University of California.  All rights reserved.
   4  *
   5  * Redistribution and use in source and binary forms, with or without
   6  * modification, are permitted provided that the following conditions
   7  * are met:
   8  * 1. Redistributions of source code must retain the above copyright
   9  *    notice, this list of conditions and the following disclaimer.
  10  * 2. Redistributions in binary form must reproduce the above copyright
  11  *    notice, this list of conditions and the following disclaimer in the
  12  *    documentation and/or other materials provided with the distribution.
  13  * 4. Neither the name of the University nor the names of its contributors
  14  *    may be used to endorse or promote products derived from this software
  15  *    without specific prior written permission.
  16  *
  17  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
  18  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  19  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  20  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
  21  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  22  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  23  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  24  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  25  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  26  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  27  * SUCH DAMAGE.
  28  *
  29  *      @(#)un.h        8.3 (Berkeley) 2/19/95
  30  * $FreeBSD: src/sys/sys/un.h,v 1.29 2005/04/13 00:01:46 mdodd Exp $
  31  */
  32
  33 #ifndef _SYS_UN_H_
  34 #define _SYS_UN_H_
  35
  36 #include <sys/cdefs.h>
  37 #include <sys/_types.h>
  38
  39 #ifndef _SA_FAMILY_T_DECLARED
  40 typedef __sa_family_t   sa_family_t;
  41 #define _SA_FAMILY_T_DECLARED
  42 #endif
  43
  44 /*
  45  * Definitions for UNIX IPC domain.
  46  */
  47 struct sockaddr_un {
  48         unsigned char   sun_len;        /* sockaddr len including null */
  49         sa_family_t     sun_family;     /* AF_UNIX */
  50         char    sun_path[104];          /* path name (gag) */
  51 };
  52
  53 #if __BSD_VISIBLE
  54
  55 /* Socket options. */
  56 #define LOCAL_PEERCRED          0x001   /* retrieve peer credentials */
  57 #define LOCAL_CREDS             0x002   /* pass credentials to receiver */
  58 #define LOCAL_CONNWAIT          0x004   /* connects block until accepted */
  59
  60 #ifdef _KERNEL
  61 struct mbuf;
  62 struct socket;
  63 struct sockopt;
  64
  65 int     uipc_connect2(struct socket *so1, struct socket *so2);
  66 int     uipc_ctloutput(struct socket *so, struct sockopt *sopt);
  67 int     uipc_usrreq(struct socket *so, int req, struct mbuf *m,
  68                 struct mbuf *nam, struct mbuf *control);
  69 void    unp_dispose(struct mbuf *m);
  70 int     unp_externalize(struct mbuf *mbuf, struct mbuf **controlp);
  71 void    unp_init(void);
  72 extern  struct pr_usrreqs uipc_usrreqs;
  73
  74 #else /* !_KERNEL */
  75
  76 /* actual length of an initialized sockaddr_un */
  77 #define SUN_LEN(su) \
  78         (sizeof(*(su)) - sizeof((su)->sun_path) + strlen((su)->sun_path))
  79
  80 #endif /* _KERNEL */
  81
  82 #endif /* __BSD_VISIBLE */
  83
  84 #endif /* !_SYS_UN_H_ */