chiark / gitweb /
server/privsep.c: Bring SIGCHLD handler in-line.
[tripe] / common / util.h
CommitLineData
410c8acf 1/* -*-c-*-
2 *
410c8acf 3 * Utilities for the client and the server
4 *
5 * (c) 2001 Straylight/Edgeware
6 */
7
e04c2d50 8/*----- Licensing notice --------------------------------------------------*
410c8acf 9 *
10 * This file is part of Trivial IP Encryption (TrIPE).
11 *
12 * TrIPE is free software; you can redistribute it and/or modify
13 * it under the terms of the GNU General Public License as published by
14 * the Free Software Foundation; either version 2 of the License, or
15 * (at your option) any later version.
e04c2d50 16 *
410c8acf 17 * TrIPE is distributed in the hope that it will be useful,
18 * but WITHOUT ANY WARRANTY; without even the implied warranty of
19 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
20 * GNU General Public License for more details.
e04c2d50 21 *
410c8acf 22 * You should have received a copy of the GNU General Public License
23 * along with TrIPE; if not, write to the Free Software Foundation,
24 * Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
25 */
26
410c8acf 27#ifndef UTIL_H
28#define UTIL_H
29
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30#ifndef CONFIG_H
31# include "config.h"
32#endif
33
34#include <sys/types.h>
35
410c8acf 36#ifdef __cplusplus
37 extern "C" {
38#endif
39
410c8acf 40/*----- Functions provided ------------------------------------------------*/
41
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42/* --- @u_quotify@ --- *
43 *
44 * Arguments: @dstr *d@ = where to write the answer
45 * @const char *p@ = string to quotify
46 *
47 * Returns: ---
48 *
49 * Use: Quotes the given string if necessary, according to our
50 * quoting rules.
51 */
52
53extern void u_quotify(dstr */*d*/, const char */*p*/);
54
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55/* --- @u_getuser@ --- *
56 *
57 * Arguments: @const char *name@ = user name or id requested
58 * @gid_t *gg@ = where to store corresponding gid
59 *
60 * Returns: Corresponding uid.
61 *
62 * Use: Resolves a user name into a uid. Dies on failure; suitable
63 * for use in argument parsing.
64 */
65
66extern uid_t u_getuser(const char */*name*/, gid_t */*gg*/);
67
68/* --- @u_getgroup@ --- *
69 *
70 * Arguments: @const char *name@ = user name or id requested
71 *
72 * Returns: Corresponding gid.
73 *
74 * Use: Resolves a group name into a gid. Dies on failure; suitable
75 * for use in argument parsing.
76 */
77
78extern gid_t u_getgroup(const char */*name*/);
79
80/* --- @u_setugid@ --- *
81 *
82 * Arguments: @uid_t u@ = user to set
83 * @gid_t g@ = group to set
84 *
85 * Returns: ---
86 *
87 * Use: Sets user and group to the given values; aborts on failure.
88 */
89
90extern void u_setugid(uid_t /*u*/, gid_t /*g*/);
91
410c8acf 92/*----- That's all, folks -------------------------------------------------*/
93
94#ifdef __cplusplus
95 }
96#endif
97
98#endif