handle zero size Base64 conversions
[strongswan.git] / src / medsrv / user.c
1 /*
2 * Copyright (C) 2008 Martin Willi
3 * Hochschule fuer Technik Rapperswil
4 *
5 * This program is free software; you can redistribute it and/or modify it
6 * under the terms of the GNU General Public License as published by the
7 * Free Software Foundation; either version 2 of the License, or (at your
8 * option) any later version. See <http://www.fsf.org/copyleft/gpl.txt>.
9 *
10 * This program is distributed in the hope that it will be useful, but
11 * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
12 * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
13 * for more details.
14 */
15
16 #include "user.h"
17
18 typedef struct private_user_t private_user_t;
19
20 /**
21 * private data of user
22 */
23 struct private_user_t {
24
25 /**
26 * public functions
27 */
28 user_t public;
29
30 /**
31 * user id, if we are logged in; otherwise 0
32 */
33 u_int user;
34 };
35
36 /**
37 * Implementation of user_t.set_user
38 */
39 static void set_user(private_user_t *this, u_int id)
40 {
41 this->user = id;
42 }
43
44 /**
45 * Implementation of user_t.get_user
46 */
47 static u_int get_user(private_user_t *this)
48 {
49 return this->user;
50 }
51
52 /**
53 * Implementation of context_t.destroy
54 */
55 static void destroy(private_user_t *this)
56 {
57 free(this);
58 }
59
60 /*
61 * see header file
62 */
63 user_t *user_create(void *param)
64 {
65 private_user_t *this= malloc_thing(private_user_t);
66
67 this->public.set_user = (void(*)(user_t*,u_int id))set_user;
68 this->public.get_user = (u_int(*)(user_t*))get_user;
69 this->public.context.destroy = (void(*)(context_t*))destroy;
70
71 this->user = 0;
72
73 return &this->public;
74 }
75