diff options
Diffstat (limited to 'lib/pam_set_item.c')
| -rw-r--r-- | lib/pam_set_item.c | 120 |
1 files changed, 120 insertions, 0 deletions
diff --git a/lib/pam_set_item.c b/lib/pam_set_item.c new file mode 100644 index 0000000..9b60618 --- /dev/null +++ b/lib/pam_set_item.c @@ -0,0 +1,120 @@ +/*- + * Copyright (c) 2002-2003 Networks Associates Technology, Inc. + * Copyright (c) 2004-2007 Dag-Erling Smørgrav + * All rights reserved. + * + * This software was developed for the FreeBSD Project by ThinkSec AS and + * Network Associates Laboratories, the Security Research Division of + * Network Associates, Inc. under DARPA/SPAWAR contract N66001-01-C-8035 + * ("CBOSS"), as part of the DARPA CHATS research program. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. The name of the author may not be used to endorse or promote + * products derived from this software without specific prior written + * permission. + * + * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + * + * $Id: pam_set_item.c 408 2007-12-21 11:36:24Z des $ + */ + +#include <sys/param.h> + +#include <stdlib.h> +#include <string.h> + +#include <security/pam_appl.h> + +#include "openpam_impl.h" + +/* + * XSSO 4.2.1 + * XSSO 6 page 60 + * + * Set authentication information + */ + +int +pam_set_item(pam_handle_t *pamh, + int item_type, + const void *item) +{ + void **slot, *tmp; + size_t nsize, osize; + + ENTERI(item_type); + if (pamh == NULL) + RETURNC(PAM_SYSTEM_ERR); + slot = &pamh->item[item_type]; + osize = nsize = 0; + switch (item_type) { + case PAM_SERVICE: + case PAM_USER: + case PAM_AUTHTOK: + case PAM_OLDAUTHTOK: + case PAM_TTY: + case PAM_RHOST: + case PAM_RUSER: + case PAM_USER_PROMPT: + case PAM_AUTHTOK_PROMPT: + case PAM_OLDAUTHTOK_PROMPT: + if (*slot != NULL) + osize = strlen(*slot) + 1; + if (item != NULL) + nsize = strlen(item) + 1; + break; + case PAM_REPOSITORY: + osize = nsize = sizeof(struct pam_repository); + break; + case PAM_CONV: + osize = nsize = sizeof(struct pam_conv); + break; + default: + RETURNC(PAM_SYMBOL_ERR); + } + if (*slot != NULL) { + memset(*slot, 0xd0, osize); + FREE(*slot); + } + if (item != NULL) { + if ((tmp = malloc(nsize)) == NULL) + RETURNC(PAM_BUF_ERR); + memcpy(tmp, item, nsize); + } else { + tmp = NULL; + } + *slot = tmp; + RETURNC(PAM_SUCCESS); +} + +/* + * Error codes: + * + * PAM_SYMBOL_ERR + * PAM_SYSTEM_ERR + * PAM_BUF_ERR + */ + +/** + * The =pam_set_item function sets the item specified by the =item_type + * argument to a copy of the object pointed to by the =item argument. + * The item is stored in the PAM context specified by the =pamh argument. + * See =pam_get_item for a list of recognized item types. + */ |
