1 /*-
2  * Copyright (c) 2013 The FreeBSD Foundation
3  * All rights reserved.
4  *
5  * This software was developed by Pawel Jakub Dawidek under sponsorship from
6  * the FreeBSD Foundation.
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  *
17  * THIS SOFTWARE IS PROVIDED BY THE AUTHORS 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 AUTHORS 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  * $FreeBSD$
30  */
31 
32 #ifndef	_CAP_PWD_H_
33 #define	_CAP_PWD_H_
34 
35 #ifdef HAVE_CASPER
36 #define WITH_CASPER
37 #endif
38 
39 #include <sys/cdefs.h>
40 
41 #ifdef WITH_CASPER
42 __BEGIN_DECLS
43 
44 struct passwd *cap_getpwent(cap_channel_t *chan);
45 struct passwd *cap_getpwnam(cap_channel_t *chan, const char *login);
46 struct passwd *cap_getpwuid(cap_channel_t *chan, uid_t uid);
47 
48 int cap_getpwent_r(cap_channel_t *chan, struct passwd *pwd, char *buffer,
49     size_t bufsize, struct passwd **result);
50 int cap_getpwnam_r(cap_channel_t *chan, const char *name, struct passwd *pwd,
51     char *buffer, size_t bufsize, struct passwd **result);
52 int cap_getpwuid_r(cap_channel_t *chan, uid_t uid, struct passwd *pwd,
53     char *buffer, size_t bufsize, struct passwd **result);
54 
55 int cap_setpassent(cap_channel_t *chan, int stayopen);
56 void cap_setpwent(cap_channel_t *chan);
57 void cap_endpwent(cap_channel_t *chan);
58 
59 int cap_pwd_limit_cmds(cap_channel_t *chan, const char * const *cmds,
60     size_t ncmds);
61 int cap_pwd_limit_fields(cap_channel_t *chan, const char * const *fields,
62     size_t nfields);
63 int cap_pwd_limit_users(cap_channel_t *chan, const char * const *names,
64     size_t nnames, uid_t *uids, size_t nuids);
65 
66 __END_DECLS
67 
68 #else
69 #define	cap_getpwent(chan)		getpwent()
70 #define	cap_getpwnam(chan, login)	getpwnam(login)
71 #define	cap_getpwuid(chan, uid)		getpwuid(uid)
72 
73 #define	cap_getpwent_r(chan, pwd, buffer, bufsize, result)			\
74 	getpwent_r(pwd, buffer, bufsize, result)
75 #define	cap_getpwnam_r(chan, name, pwd, buffer, bufsize, result)		\
76 	getpwnam_r(name, pwd, buffer, bufsize, result)
77 #define	cap_getpwuid_r(chan, uid, pwd, buffer, bufsize, result)			\
78 	getpwuid_r(uid, pwd, buffer, bufsize, result)
79 
80 #define	cap_setpassent(chan, stayopen)	setpassent(stayopen)
81 #define	cap_setpwent(chan)		setpwent()
82 #define	cap_endpwent(chan)		endpwent()
83 
84 #define	cap_pwd_limit_cmds(chan, cmds, ncmds)			(0)
85 #define cap_pwd_limit_fields(chan, fields, nfields)		(0)
86 #define cap_pwd_limit_users(chan, names, nnames, uids, nuids)	(0)
87 #endif
88 
89 #endif	/* !_CAP_PWD_H_ */
90