1 /* $NetBSD: openpam_get_feature.c,v 1.3 2017/05/06 19:50:09 christos Exp $ */ 2 3 /*- 4 * Copyright (c) 2012-2017 Dag-Erling Smørgrav 5 * All rights reserved. 6 * 7 * Redistribution and use in source and binary forms, with or without 8 * modification, are permitted provided that the following conditions 9 * are met: 10 * 1. Redistributions of source code must retain the above copyright 11 * notice, this list of conditions and the following disclaimer. 12 * 2. Redistributions in binary form must reproduce the above copyright 13 * notice, this list of conditions and the following disclaimer in the 14 * documentation and/or other materials provided with the distribution. 15 * 3. The name of the author may not be used to endorse or promote 16 * products derived from this software without specific prior written 17 * permission. 18 * 19 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 20 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 21 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 22 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 23 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 24 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 25 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 26 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 27 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 28 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 29 * SUCH DAMAGE. 30 * 31 * $OpenPAM: openpam_get_feature.c 938 2017-04-30 21:34:42Z des $ 32 */ 33 34 #ifdef HAVE_CONFIG_H 35 # include "config.h" 36 #endif 37 38 #include <sys/cdefs.h> 39 __RCSID("$NetBSD: openpam_get_feature.c,v 1.3 2017/05/06 19:50:09 christos Exp $"); 40 41 #include <security/pam_appl.h> 42 #include <security/openpam.h> 43 44 #include "openpam_impl.h" 45 46 /* 47 * OpenPAM extension 48 * 49 * Query the state of an optional feature. 50 */ 51 52 int 53 openpam_get_feature(int feature, int *onoff) 54 { 55 56 ENTERF(feature); 57 if (feature < 0 || feature >= OPENPAM_NUM_FEATURES) 58 RETURNC(PAM_BAD_FEATURE); 59 *onoff = openpam_features[feature].onoff; 60 RETURNC(PAM_SUCCESS); 61 } 62 63 /* 64 * Error codes: 65 * 66 * PAM_BAD_FEATURE 67 */ 68 69 /** 70 * EXPERIMENTAL 71 * 72 * The =openpam_get_feature function stores the current state of the 73 * specified feature in the variable pointed to by its =onoff argument. 74 * 75 * The following features are recognized: 76 * 77 * =OPENPAM_RESTRICT_SERVICE_NAME: 78 * Disallow path separators in service names. 79 * This feature is enabled by default. 80 * Disabling it allows the application to specify the path to 81 * the desired policy file directly. 82 * 83 * =OPENPAM_VERIFY_POLICY_FILE: 84 * Verify the ownership and permissions of the policy file 85 * and the path leading up to it. 86 * This feature is enabled by default. 87 * 88 * =OPENPAM_RESTRICT_MODULE_NAME: 89 * Disallow path separators in module names. 90 * This feature is disabled by default. 91 * Enabling it prevents the use of modules in non-standard 92 * locations. 93 * 94 * =OPENPAM_VERIFY_MODULE_FILE: 95 * Verify the ownership and permissions of each loadable 96 * module and the path leading up to it. 97 * This feature is enabled by default. 98 * 99 * 100 * >openpam_set_feature 101 * 102 * AUTHOR DES 103 */ 104