191094Sdes/*- 2115619Sdes * Copyright (c) 2002-2003 Networks Associates Technology, Inc. 3228690Sdes * Copyright (c) 2004-2011 Dag-Erling Sm��rgrav 491094Sdes * All rights reserved. 591094Sdes * 691094Sdes * This software was developed for the FreeBSD Project by ThinkSec AS and 799158Sdes * Network Associates Laboratories, the Security Research Division of 899158Sdes * Network Associates, Inc. under DARPA/SPAWAR contract N66001-01-C-8035 999158Sdes * ("CBOSS"), as part of the DARPA CHATS research program. 1091094Sdes * 1191094Sdes * Redistribution and use in source and binary forms, with or without 1291094Sdes * modification, are permitted provided that the following conditions 1391094Sdes * are met: 1491094Sdes * 1. Redistributions of source code must retain the above copyright 1591094Sdes * notice, this list of conditions and the following disclaimer. 1691094Sdes * 2. Redistributions in binary form must reproduce the above copyright 1791094Sdes * notice, this list of conditions and the following disclaimer in the 1891094Sdes * documentation and/or other materials provided with the distribution. 1991094Sdes * 3. The name of the author may not be used to endorse or promote 2091094Sdes * products derived from this software without specific prior written 2191094Sdes * permission. 2291094Sdes * 2391094Sdes * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 2491094Sdes * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 2591094Sdes * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 2691094Sdes * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 2791094Sdes * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 2891094Sdes * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 2991094Sdes * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 3091094Sdes * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 3191094Sdes * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 3291094Sdes * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 3391094Sdes * SUCH DAMAGE. 3491094Sdes * 35255376Sdes * $Id: pam_set_item.c 648 2013-03-05 17:54:27Z des $ 3691094Sdes */ 3791094Sdes 38228690Sdes#ifdef HAVE_CONFIG_H 39228690Sdes# include "config.h" 40228690Sdes#endif 41228690Sdes 4291094Sdes#include <sys/param.h> 4391094Sdes 4491094Sdes#include <stdlib.h> 4591094Sdes#include <string.h> 4691094Sdes 4791094Sdes#include <security/pam_appl.h> 4891094Sdes 4991094Sdes#include "openpam_impl.h" 5091094Sdes 5191094Sdes/* 5291094Sdes * XSSO 4.2.1 5391094Sdes * XSSO 6 page 60 5491094Sdes * 5591094Sdes * Set authentication information 5691094Sdes */ 5791094Sdes 5891094Sdesint 5991094Sdespam_set_item(pam_handle_t *pamh, 6091094Sdes int item_type, 6191094Sdes const void *item) 6291094Sdes{ 6391094Sdes void **slot, *tmp; 6499158Sdes size_t nsize, osize; 6591094Sdes 66110503Sdes ENTERI(item_type); 6791094Sdes if (pamh == NULL) 68107937Sdes RETURNC(PAM_SYSTEM_ERR); 6991094Sdes slot = &pamh->item[item_type]; 70114438Sdes osize = nsize = 0; 7191094Sdes switch (item_type) { 7291094Sdes case PAM_SERVICE: 73228690Sdes /* set once only, by pam_start() */ 74228690Sdes if (*slot != NULL) 75228690Sdes RETURNC(PAM_SYSTEM_ERR); 76228690Sdes /* fall through */ 7791094Sdes case PAM_USER: 7891094Sdes case PAM_AUTHTOK: 7991094Sdes case PAM_OLDAUTHTOK: 8091094Sdes case PAM_TTY: 8191094Sdes case PAM_RHOST: 8291094Sdes case PAM_RUSER: 8391094Sdes case PAM_USER_PROMPT: 8491094Sdes case PAM_AUTHTOK_PROMPT: 8593982Sdes case PAM_OLDAUTHTOK_PROMPT: 86228690Sdes case PAM_HOST: 87114438Sdes if (*slot != NULL) 88114438Sdes osize = strlen(*slot) + 1; 8999158Sdes if (item != NULL) 9099158Sdes nsize = strlen(item) + 1; 9191094Sdes break; 9299158Sdes case PAM_REPOSITORY: 9399158Sdes osize = nsize = sizeof(struct pam_repository); 9499158Sdes break; 9591094Sdes case PAM_CONV: 9699158Sdes osize = nsize = sizeof(struct pam_conv); 9791094Sdes break; 9891094Sdes default: 99107937Sdes RETURNC(PAM_SYMBOL_ERR); 10091094Sdes } 10191094Sdes if (*slot != NULL) { 10299158Sdes memset(*slot, 0xd0, osize); 103115619Sdes FREE(*slot); 10491094Sdes } 10599158Sdes if (item != NULL) { 10699158Sdes if ((tmp = malloc(nsize)) == NULL) 107107937Sdes RETURNC(PAM_BUF_ERR); 10899158Sdes memcpy(tmp, item, nsize); 10999158Sdes } else { 11099158Sdes tmp = NULL; 11199158Sdes } 11291094Sdes *slot = tmp; 113107937Sdes RETURNC(PAM_SUCCESS); 11491094Sdes} 11591100Sdes 11691100Sdes/* 11791100Sdes * Error codes: 11891100Sdes * 11991100Sdes * PAM_SYMBOL_ERR 12091100Sdes * PAM_SYSTEM_ERR 12191100Sdes * PAM_BUF_ERR 12291100Sdes */ 12391100Sdes 12491100Sdes/** 12591100Sdes * The =pam_set_item function sets the item specified by the =item_type 12691100Sdes * argument to a copy of the object pointed to by the =item argument. 12791100Sdes * The item is stored in the PAM context specified by the =pamh argument. 12891100Sdes * See =pam_get_item for a list of recognized item types. 12991100Sdes */ 130