| pam_putenv.c (302408) | pam_putenv.c (91094) |
|---|---|
| 1/*- | 1/*- |
| 2 * Copyright (c) 2002-2003 Networks Associates Technology, Inc. 3 * Copyright (c) 2004-2011 Dag-Erling Sm��rgrav | 2 * Copyright (c) 2002 Networks Associates Technologies, Inc. |
| 4 * All rights reserved. 5 * 6 * This software was developed for the FreeBSD Project by ThinkSec AS and | 3 * All rights reserved. 4 * 5 * This software was developed for the FreeBSD Project by ThinkSec AS and |
| 7 * Network Associates Laboratories, the Security Research Division of 8 * Network Associates, Inc. under DARPA/SPAWAR contract N66001-01-C-8035 9 * ("CBOSS"), as part of the DARPA CHATS research program. | 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. |
| 10 * 11 * Redistribution and use in source and binary forms, with or without 12 * modification, are permitted provided that the following conditions 13 * are met: 14 * 1. Redistributions of source code must retain the above copyright 15 * notice, this list of conditions and the following disclaimer. 16 * 2. Redistributions in binary form must reproduce the above copyright 17 * notice, this list of conditions and the following disclaimer in the --- 9 unchanged lines hidden (view full) --- 27 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 28 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 29 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 30 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 31 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 32 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 33 * SUCH DAMAGE. 34 * | 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 --- 9 unchanged lines hidden (view full) --- 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 * |
| 35 * $Id: pam_putenv.c 648 2013-03-05 17:54:27Z des $ | 34 * $Id$ |
| 36 */ 37 | 35 */ 36 |
| 38#ifdef HAVE_CONFIG_H 39# include "config.h" 40#endif 41 | |
| 42#include <stdlib.h> 43#include <string.h> 44 45#include <security/pam_appl.h> 46 47#include "openpam_impl.h" 48 49/* --- 5 unchanged lines hidden (view full) --- 55 56int 57pam_putenv(pam_handle_t *pamh, 58 const char *namevalue) 59{ 60 char **env, *p; 61 int i; 62 | 37#include <stdlib.h> 38#include <string.h> 39 40#include <security/pam_appl.h> 41 42#include "openpam_impl.h" 43 44/* --- 5 unchanged lines hidden (view full) --- 50 51int 52pam_putenv(pam_handle_t *pamh, 53 const char *namevalue) 54{ 55 char **env, *p; 56 int i; 57 |
| 63 ENTER(); | |
| 64 if (pamh == NULL) | 58 if (pamh == NULL) |
| 65 RETURNC(PAM_SYSTEM_ERR); | 59 return (PAM_SYSTEM_ERR); |
| 66 67 /* sanity checks */ 68 if (namevalue == NULL || (p = strchr(namevalue, '=')) == NULL) | 60 61 /* sanity checks */ 62 if (namevalue == NULL || (p = strchr(namevalue, '=')) == NULL) |
| 69 RETURNC(PAM_SYSTEM_ERR); | 63 return (PAM_SYSTEM_ERR); |
| 70 71 /* see if the variable is already in the environment */ | 64 65 /* see if the variable is already in the environment */ |
| 72 if ((i = openpam_findenv(pamh, namevalue, p - namevalue)) >= 0) { | 66 if ((i = openpam_findenv(pamh, namevalue, p - namevalue)) != -1) { |
| 73 if ((p = strdup(namevalue)) == NULL) | 67 if ((p = strdup(namevalue)) == NULL) |
| 74 RETURNC(PAM_BUF_ERR); 75 FREE(pamh->env[i]); | 68 return (PAM_BUF_ERR); 69 free(pamh->env[i]); |
| 76 pamh->env[i] = p; | 70 pamh->env[i] = p; |
| 77 RETURNC(PAM_SUCCESS); | 71 return (PAM_SUCCESS); |
| 78 } 79 80 /* grow the environment list if necessary */ 81 if (pamh->env_count == pamh->env_size) { | 72 } 73 74 /* grow the environment list if necessary */ 75 if (pamh->env_count == pamh->env_size) { |
| 82 env = realloc(pamh->env, 83 sizeof(char *) * (pamh->env_size * 2 + 1)); | 76 env = realloc(pamh->env, pamh->env_size * 2 + 1); |
| 84 if (env == NULL) | 77 if (env == NULL) |
| 85 RETURNC(PAM_BUF_ERR); | 78 return (PAM_BUF_ERR); |
| 86 pamh->env = env; 87 pamh->env_size = pamh->env_size * 2 + 1; 88 } 89 90 /* add the variable at the end */ 91 if ((pamh->env[pamh->env_count] = strdup(namevalue)) == NULL) | 79 pamh->env = env; 80 pamh->env_size = pamh->env_size * 2 + 1; 81 } 82 83 /* add the variable at the end */ 84 if ((pamh->env[pamh->env_count] = strdup(namevalue)) == NULL) |
| 92 RETURNC(PAM_BUF_ERR); | 85 return (PAM_BUF_ERR); |
| 93 ++pamh->env_count; | 86 ++pamh->env_count; |
| 94 RETURNC(PAM_SUCCESS); | 87 return (PAM_SUCCESS); |
| 95} | 88} |
| 96 97/* 98 * Error codes: 99 * 100 * PAM_SYSTEM_ERR 101 * PAM_BUF_ERR 102 */ 103 104/** 105 * The =pam_putenv function sets an environment variable. 106 * Its semantics are similar to those of =putenv, but it modifies the PAM 107 * context's environment list instead of the application's. 108 * 109 * >pam_getenv 110 * >pam_getenvlist 111 * >pam_setenv 112 */ | |