1 /*- 2 * Copyright (c) 2002-2003 Networks Associates Technology, Inc. 3 * Copyright (c) 2004-2017 Dag-Erling Smørgrav 4 * All rights reserved. 5 * 6 * 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. 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 18 * documentation and/or other materials provided with the distribution. 19 * 3. The name of the author may not be used to endorse or promote 20 * products derived from this software without specific prior written 21 * permission. 22 * 23 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 24 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 25 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 26 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 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 */ 35 36 #ifdef HAVE_CONFIG_H 37 # include "config.h" 38 #endif 39 40 #include <sys/param.h> 41 42 #include <security/pam_appl.h> 43 44 #include "openpam_impl.h" 45 46 /* 47 * XSSO 4.2.1 48 * XSSO 6 page 46 49 * 50 * Get PAM information 51 */ 52 53 int 54 pam_get_item(const pam_handle_t *pamh, 55 int item_type, 56 const void **item) 57 { 58 59 ENTERI(item_type); 60 switch (item_type) { 61 case PAM_SERVICE: 62 case PAM_USER: 63 case PAM_AUTHTOK: 64 case PAM_OLDAUTHTOK: 65 case PAM_TTY: 66 case PAM_RHOST: 67 case PAM_RUSER: 68 case PAM_CONV: 69 case PAM_USER_PROMPT: 70 case PAM_REPOSITORY: 71 case PAM_AUTHTOK_PROMPT: 72 case PAM_OLDAUTHTOK_PROMPT: 73 case PAM_HOST: 74 *item = pamh->item[item_type]; 75 RETURNC(PAM_SUCCESS); 76 default: 77 RETURNC(PAM_BAD_ITEM); 78 } 79 } 80 81 /* 82 * Error codes: 83 * 84 * PAM_BAD_ITEM 85 */ 86 87 /** 88 * The =pam_get_item function stores a pointer to the item specified by 89 * the =item_type argument in the location pointed to by the =item 90 * argument. 91 * The item is retrieved from the PAM context specified by the =pamh 92 * argument. 93 * If =pam_get_item fails, the =item argument is untouched. 94 * 95 * The following item types are recognized: 96 * 97 * =PAM_SERVICE: 98 * The name of the requesting service. 99 * =PAM_USER: 100 * The name of the user the application is trying to 101 * authenticate. 102 * =PAM_TTY: 103 * The name of the current terminal. 104 * =PAM_RHOST: 105 * The name of the applicant's host. 106 * =PAM_CONV: 107 * A =struct pam_conv describing the current conversation 108 * function. 109 * =PAM_AUTHTOK: 110 * The current authentication token. 111 * =PAM_OLDAUTHTOK: 112 * The expired authentication token. 113 * =PAM_RUSER: 114 * The name of the applicant. 115 * =PAM_USER_PROMPT: 116 * The prompt to use when asking the applicant for a user 117 * name to authenticate as. 118 * =PAM_AUTHTOK_PROMPT: 119 * The prompt to use when asking the applicant for an 120 * authentication token. 121 * =PAM_OLDAUTHTOK_PROMPT: 122 * The prompt to use when asking the applicant for an 123 * expired authentication token prior to changing it. 124 * =PAM_HOST: 125 * The name of the host the application runs on. 126 * 127 * See =pam_start for a description of =struct pam_conv. 128 * 129 * >pam_set_item 130 */ 131