pam_getenvlist.c revision 91094
1169695Skan/*- 2169695Skan * Copyright (c) 2002 Networks Associates Technologies, Inc. 3169695Skan * All rights reserved. 4169695Skan * 5169695Skan * This software was developed for the FreeBSD Project by ThinkSec AS and 6169695Skan * NAI Labs, the Security Research Division of Network Associates, Inc. 7169695Skan * under DARPA/SPAWAR contract N66001-01-C-8035 ("CBOSS"), as part of the 8169695Skan * DARPA CHATS research program. 9169695Skan * 10169695Skan * Redistribution and use in source and binary forms, with or without 11169695Skan * modification, are permitted provided that the following conditions 12169695Skan * are met: 13169695Skan * 1. Redistributions of source code must retain the above copyright 14169695Skan * notice, this list of conditions and the following disclaimer. 15169695Skan * 2. Redistributions in binary form must reproduce the above copyright 16169695Skan * notice, this list of conditions and the following disclaimer in the 17169695Skan * documentation and/or other materials provided with the distribution. 18169695Skan * 3. The name of the author may not be used to endorse or promote 19169695Skan * products derived from this software without specific prior written 20169695Skan * permission. 21169695Skan * 22169695Skan * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 23169695Skan * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 24169695Skan * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 25169695Skan * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 26169695Skan * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 27169695Skan * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 28169695Skan * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 29169695Skan * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 30169695Skan * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 31169695Skan * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 32169695Skan * SUCH DAMAGE. 33169695Skan * 34169695Skan * $Id$ 35169695Skan */ 36169695Skan 37169695Skan#include <stdlib.h> 38169695Skan#include <string.h> 39169695Skan 40169695Skan#include <security/pam_appl.h> 41169695Skan 42169695Skan#include "openpam_impl.h" 43169695Skan/* 44169695Skan * XSSO 4.2.1 45169695Skan * XSSO 6 page 45 46169695Skan * 47169695Skan * Returns a list of all the PAM environment variables 48169695Skan */ 49169695Skan 50169695Skanchar ** 51169695Skanpam_getenvlist(pam_handle_t *pamh) 52169695Skan{ 53169695Skan char **envlist; 54169695Skan int i; 55169695Skan 56169695Skan if (pamh == NULL) 57169695Skan return (NULL); 58169695Skan 59169695Skan if ((envlist = malloc(sizeof(char *) * (pamh->env_count + 1))) == NULL) 60169695Skan return (NULL); 61169695Skan for (i = 0; i < pamh->env_count; ++i) { 62169695Skan if ((envlist[i] = strdup(pamh->env[i])) == NULL) { 63169695Skan while (i) 64169695Skan free(envlist[--i]); 65169695Skan free(envlist); 66169695Skan return (NULL); 67169695Skan } 68169695Skan } 69169695Skan return (envlist); 70169695Skan} 71169695Skan