1/*-
2 * Copyright (c) 2002 Networks Associates Technology, Inc.
3 * All rights reserved.
4 *
5 * This software was developed for the FreeBSD Project by ThinkSec AS and
| 1/*-
2 * Copyright (c) 2002 Networks Associates Technology, Inc.
3 * All rights reserved.
4 *
5 * This software was developed for the FreeBSD Project by ThinkSec AS and
|
6 * NAI Labs, the Security Research Division of Network Associates, Inc.
7 * under DARPA/SPAWAR contract N66001-01-C-8035 ("CBOSS"), as part of the
8 * DARPA CHATS research program.
| 6 * Network Associates Laboratories, the Security Research Division of
7 * Network Associates, Inc. under DARPA/SPAWAR contract N66001-01-C-8035
8 * ("CBOSS"), as part of the DARPA CHATS research program.
|
9 *
10 * Redistribution and use in source and binary forms, with or without
11 * modification, are permitted provided that the following conditions
12 * are met:
13 * 1. Redistributions of source code must retain the above copyright
14 * notice, this list of conditions and the following disclaimer.
15 * 2. Redistributions in binary form must reproduce the above copyright
16 * notice, this list of conditions and the following disclaimer in the
17 * documentation and/or other materials provided with the distribution.
18 * 3. The name of the author may not be used to endorse or promote
19 * products derived from this software without specific prior written
20 * permission.
21 *
22 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
23 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
24 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
25 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
26 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
27 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
28 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
29 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
30 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
31 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
32 * SUCH DAMAGE.
33 *
| 9 *
10 * Redistribution and use in source and binary forms, with or without
11 * modification, are permitted provided that the following conditions
12 * are met:
13 * 1. Redistributions of source code must retain the above copyright
14 * notice, this list of conditions and the following disclaimer.
15 * 2. Redistributions in binary form must reproduce the above copyright
16 * notice, this list of conditions and the following disclaimer in the
17 * documentation and/or other materials provided with the distribution.
18 * 3. The name of the author may not be used to endorse or promote
19 * products derived from this software without specific prior written
20 * permission.
21 *
22 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
23 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
24 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
25 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
26 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
27 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
28 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
29 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
30 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
31 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
32 * SUCH DAMAGE.
33 *
|
34 * $P4: //depot/projects/openpam/lib/pam_setenv.c#6 $
| 34 * $P4: //depot/projects/openpam/lib/pam_setenv.c#7 $
|
35 */
36
37#include <stdlib.h>
38#include <stdio.h>
39#include <string.h>
40
41#include <security/pam_appl.h>
42
43#include "openpam_impl.h"
44
45/*
46 * OpenPAM extension
47 *
48 * Set the value of an environment variable
49 * Mirrors setenv(3)
50 */
51
52int
53pam_setenv(pam_handle_t *pamh,
54 const char *name,
55 const char *value,
56 int overwrite)
57{
58 char *env;
59 int r;
60
61 if (pamh == NULL)
62 return (PAM_SYSTEM_ERR);
63
64 /* sanity checks */
65 if (name == NULL || value == NULL || strchr(name, '=') != NULL)
66 return (PAM_SYSTEM_ERR);
67
68 /* is it already there? */
69 if (!overwrite && openpam_findenv(pamh, name, strlen(name)) != -1)
70 return (PAM_SUCCESS);
71
72 /* set it... */
73 if ((env = malloc(strlen(name) + strlen(value) + 2)) == NULL)
74 return (PAM_BUF_ERR);
75 sprintf(env, "%s=%s", name, value);
76 r = pam_putenv(pamh, env);
77 free(env);
78 return (r);
79}
80
81/*
82 * Error codes:
83 *
84 * =pam_putenv
85 * PAM_SYSTEM_ERR
86 * PAM_BUF_ERR
87 */
88
89/**
90 * The =pam_setenv function sets a environment variable.
91 * Its semantics are similar to those of =setenv, but it modifies the PAM
92 * context's environment list instead of the application's.
93 *
94 * >pam_getenv
95 * >pam_getenvlist
96 * >pam_putenv
97 */
| 35 */
36
37#include <stdlib.h>
38#include <stdio.h>
39#include <string.h>
40
41#include <security/pam_appl.h>
42
43#include "openpam_impl.h"
44
45/*
46 * OpenPAM extension
47 *
48 * Set the value of an environment variable
49 * Mirrors setenv(3)
50 */
51
52int
53pam_setenv(pam_handle_t *pamh,
54 const char *name,
55 const char *value,
56 int overwrite)
57{
58 char *env;
59 int r;
60
61 if (pamh == NULL)
62 return (PAM_SYSTEM_ERR);
63
64 /* sanity checks */
65 if (name == NULL || value == NULL || strchr(name, '=') != NULL)
66 return (PAM_SYSTEM_ERR);
67
68 /* is it already there? */
69 if (!overwrite && openpam_findenv(pamh, name, strlen(name)) != -1)
70 return (PAM_SUCCESS);
71
72 /* set it... */
73 if ((env = malloc(strlen(name) + strlen(value) + 2)) == NULL)
74 return (PAM_BUF_ERR);
75 sprintf(env, "%s=%s", name, value);
76 r = pam_putenv(pamh, env);
77 free(env);
78 return (r);
79}
80
81/*
82 * Error codes:
83 *
84 * =pam_putenv
85 * PAM_SYSTEM_ERR
86 * PAM_BUF_ERR
87 */
88
89/**
90 * The =pam_setenv function sets a environment variable.
91 * Its semantics are similar to those of =setenv, but it modifies the PAM
92 * context's environment list instead of the application's.
93 *
94 * >pam_getenv
95 * >pam_getenvlist
96 * >pam_putenv
97 */
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