xref: /freebsd/usr.sbin/ppp/id.h (revision dd41de95a84d979615a2ef11df6850622bf6184e)
1 /*-
2  * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
3  *
4  * Copyright (c) 1997 Brian Somers <brian@Awfulhak.org>
5  * 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  *
16  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
17  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
18  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
19  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
20  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
21  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
22  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
23  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
24  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
25  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
26  * SUCH DAMAGE.
27  *
28  * $FreeBSD$
29  */
30 
31 #ifndef NOSUID
32 struct utmpx;
33 struct sockaddr_un;
34 
35 extern void ID0init(void);
36 extern uid_t ID0realuid(void);
37 extern int ID0ioctl(int, unsigned long, void *);
38 extern int ID0unlink(const char *);
39 extern int ID0socket(int, int, int);
40 extern FILE *ID0fopen(const char *, const char *);
41 extern int ID0open(const char *, int, ...);
42 extern int ID0write(int, const void *, size_t);
43 extern int ID0uu_lock(const char *);
44 extern int ID0uu_lock_txfr(const char *, pid_t);
45 extern int ID0uu_unlock(const char *);
46 extern void ID0login(const struct utmpx *);
47 extern void ID0logout(const struct utmpx *);
48 extern int ID0bind_un(int, const struct sockaddr_un *);
49 extern int ID0connect_un(int, const struct sockaddr_un *);
50 extern int ID0kill(pid_t, int);
51 #if defined(__FreeBSD__) && !defined(NOKLDLOAD)
52 extern int ID0kldload(const char *);
53 #endif
54 #ifndef NONETGRAPH
55 extern int ID0NgMkSockNode(const char *, int *, int *);
56 #endif
57 #else	/* NOSUID */
58 #define ID0init()
59 #define ID0realuid() (0)
60 #define ID0ioctl ioctl
61 #define ID0unlink unlink
62 #define ID0socket socket
63 #define ID0fopen fopen
64 #define ID0open open
65 #define ID0write write
66 #define ID0uu_lock uu_lock
67 #define ID0uu_lock_txfr uu_lock_txfr
68 #define ID0uu_unlock uu_unlock
69 #define ID0login pututxline
70 #define ID0logout pututxline
71 #define ID0bind_un(s, n) bind(s, (const struct sockaddr *)(n), sizeof *(n))
72 #define ID0connect_un(s, n) \
73 	connect(s, (const struct sockaddr *)(n), sizeof *(n))
74 #define ID0kill kill
75 #if defined(__FreeBSD__) && !defined(NOKLDLOAD)
76 #include <sys/param.h>
77 #include <sys/linker.h>
78 #define ID0kldload kldload
79 #endif
80 #ifndef NONETGRAPH
81 #define ID0NgMkSockNode NgMkSockNode
82 #endif
83 #endif
84