chiark / gitweb /
server/keyexch.c: Check that all of the algorithms match when setting up.
[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
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36#include <mLib/macros.h>
37
410c8acf 38#ifdef __cplusplus
39 extern "C" {
40#endif
41
410c8acf 42/*----- Functions provided ------------------------------------------------*/
43
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44/* --- @u_quotify@ --- *
45 *
46 * Arguments: @dstr *d@ = where to write the answer
47 * @const char *p@ = string to quotify
48 *
49 * Returns: ---
50 *
51 * Use: Quotes the given string if necessary, according to our
52 * quoting rules.
53 */
54
55extern void u_quotify(dstr */*d*/, const char */*p*/);
56
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57/* --- @u_getuser@ --- *
58 *
59 * Arguments: @const char *name@ = user name or id requested
60 * @gid_t *gg@ = where to store corresponding gid
61 *
62 * Returns: Corresponding uid.
63 *
64 * Use: Resolves a user name into a uid. Dies on failure; suitable
65 * for use in argument parsing.
66 */
67
68extern uid_t u_getuser(const char */*name*/, gid_t */*gg*/);
69
70/* --- @u_getgroup@ --- *
71 *
72 * Arguments: @const char *name@ = user name or id requested
73 *
74 * Returns: Corresponding gid.
75 *
76 * Use: Resolves a group name into a gid. Dies on failure; suitable
77 * for use in argument parsing.
78 */
79
80extern gid_t u_getgroup(const char */*name*/);
81
82/* --- @u_setugid@ --- *
83 *
84 * Arguments: @uid_t u@ = user to set
85 * @gid_t g@ = group to set
86 *
87 * Returns: ---
88 *
89 * Use: Sets user and group to the given values; aborts on failure.
90 */
91
92extern void u_setugid(uid_t /*u*/, gid_t /*g*/);
93
410c8acf 94/*----- That's all, folks -------------------------------------------------*/
95
96#ifdef __cplusplus
97 }
98#endif
99
100#endif