1 /*        $NetBSD: socket.h,v 1.19 2019/09/26 01:29:00 christos Exp $ */
2 
3 /*
4  * Copyright (c) 1982, 1985, 1986, 1988, 1993, 1994
5  *        The Regents of the University of California.  All rights reserved.
6  *
7  * Redistribution and use in source and binary forms, with or without
8  * modification, are permitted provided that the following conditions
9  * are met:
10  * 1. Redistributions of source code must retain the above copyright
11  *    notice, this list of conditions and the following disclaimer.
12  * 2. Redistributions in binary form must reproduce the above copyright
13  *    notice, this list of conditions and the following disclaimer in the
14  *    documentation and/or other materials provided with the distribution.
15  * 3. Neither the name of the University nor the names of its contributors
16  *    may be used to endorse or promote products derived from this software
17  *    without specific prior written permission.
18  *
19  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
20  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
21  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
22  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
23  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
24  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
25  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
26  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
27  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
28  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
29  * SUCH DAMAGE.
30  *
31  *        @(#)socket.h        8.6 (Berkeley) 5/3/95
32  */
33 
34 #ifndef _COMPAT_SYS_SOCKET_H_
35 #define   _COMPAT_SYS_SOCKET_H_
36 
37 #ifdef _KERNEL_OPT
38 
39 #include "opt_compat_netbsd.h"
40 #include "opt_compat_linux.h"
41 #include "opt_compat_ultrix.h"
42 #include "opt_compat_43.h"
43 #include "opt_modular.h"
44 
45 #if defined(COMPAT_43) || defined(MODULAR)
46 #define COMPAT_OSOCK
47 #endif
48 
49 #else
50 #define COMPAT_OSOCK
51 #endif
52 
53 /*
54  * 4.3 compat sockaddr
55  */
56 struct osockaddr {
57           uint16_t  sa_family;          /* address family */
58           char                sa_data[14];        /* up to 14 bytes of direct address */
59 };
60 
61 /*
62  * 4.3-compat message header
63  */
64 struct omsghdr {
65           void *              msg_name; /* optional address */
66           int                 msg_namelen;        /* size of address */
67           struct iovec        *msg_iov; /* scatter/gather array */
68           int                 msg_iovlen;         /* # elements in msg_iov */
69           void *              msg_accrights;      /* access rights sent/received */
70           u_int               msg_accrightslen;
71 };
72 
73 /*
74  * 7.0 compat sockcred
75  */
76 struct sockcred70 {
77           uid_t     sc_uid;                       /* real user id */
78           uid_t     sc_euid;            /* effective user id */
79           gid_t     sc_gid;                       /* real group id */
80           gid_t     sc_egid;            /* effective group id */
81           int       sc_ngroups;                   /* number of supplemental groups */
82           gid_t     sc_groups[1];                 /* variable length */
83 };
84 #define   SOCKCRED70SIZE(ngrps) \
85           (/*CONSTCOND*/sizeof(struct sockcred70) + (sizeof(gid_t) * \
86               ((ngrps) ? ((ngrps) - 1) : 0)))
87 
88 #ifdef _KERNEL
89 
90 #define   SO_OSNDTIMEO        0x1005
91 #define   SO_ORCVTIMEO        0x1006
92 #define   SO_OTIMESTAMP       0x0400
93 #define   SCM_OTIMESTAMP      0x2
94 #define   SCM_OCREDS          0x4
95 
96 __BEGIN_DECLS
97 struct socket;
98 struct proc;
99 u_long compat_cvtcmd(u_long cmd);
100 int compat_ifioctl(struct socket *, u_long, u_long, void *, struct lwp *);
101 int compat43_set_accrights(struct msghdr *, void *, int);
102 
103 struct mbuf * compat_70_unp_addsockcred(struct lwp *, struct mbuf *);
104 
105 void uipc_usrreq_70_init(void);
106 void uipc_usrreq_70_fini(void);
107 __END_DECLS
108 #else
109 int       __socket30(int, int, int);
110 #endif
111 
112 #endif /* !_COMPAT_SYS_SOCKET_H_ */
113