2 * Copyright (c) 2002-2003 Networks Associates Technology, Inc.
5 * This software was developed for the FreeBSD Project by ThinkSec AS and
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.
10 * Redistribution and use in source and binary forms, with or without
11 * modification, are permitted provided that the following conditions
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
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
34 * $P4: //depot/projects/openpam/lib/pam_getenvlist.c#12 $
40 #include <security/pam_appl.h>
42 #include "openpam_impl.h"
48 * Returns a list of all the PAM environment variables
52 pam_getenvlist(pam_handle_t *pamh)
60 envlist = malloc(sizeof(char *) * (pamh->env_count + 1));
61 if (envlist == NULL) {
62 openpam_log(PAM_LOG_ERROR, "%s",
63 pam_strerror(pamh, PAM_BUF_ERR));
66 for (i = 0; i < pamh->env_count; ++i) {
67 if ((envlist[i] = strdup(pamh->env[i])) == NULL) {
71 openpam_log(PAM_LOG_ERROR, "%s",
72 pam_strerror(pamh, PAM_BUF_ERR));
81 * The =pam_getenvlist function returns a copy of the given PAM context's
82 * environment list as a pointer to an array of strings.
83 * The last element in the array is =NULL.
84 * The pointer is suitable for assignment to {Va environ}.
86 * The array and the strings it lists are allocated using =malloc, and
87 * should be released using =free after use:
89 * char **envlist, **env;
92 * environ = pam_getenvlist(pamh);
93 * \/\* do something nifty \*\/
94 * for (env = environ; *env != NULL; env++)