1 /*- 2 * Copyright (c) 2019 Dag-Erling Smrgrav 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer. 10 * 2. Redistributions in binary form must reproduce the above copyright 11 * notice, this list of conditions and the following disclaimer in the 12 * documentation and/or other materials provided with the distribution. 13 * 3. The name of the author may not be used to endorse or promote 14 * products derived from this software without specific prior written 15 * permission. 16 * 17 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 18 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 19 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 20 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 21 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 22 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 23 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 24 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 25 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 26 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 27 * SUCH DAMAGE. 28 */ 29 30 #ifdef HAVE_CONFIG_H 31 # include "config.h" 32 #endif 33 34 #include <stdint.h> 35 #include <stdio.h> 36 #include <unistd.h> 37 38 #include <cryb/test.h> 39 40 #include <security/pam_appl.h> 41 #include <security/openpam.h> 42 43 #include "t_pam_err.h" 44 45 #define T_ENV_NAME "MAGIC_WORDS" 46 #define T_ENV_VALUE "SQUEAMISH OSSIFRAGE" 47 #define T_ENV_NAMEVALUE T_ENV_NAME "=" T_ENV_VALUE 48 49 struct pam_conv t_null_pamc; 50 51 52 /*************************************************************************** 54 * Tests 55 */ 56 57 static int 58 t_env_empty(char **desc CRYB_UNUSED, void *arg CRYB_UNUSED) 59 { 60 pam_handle_t *pamh; 61 char **envlist; 62 int pam_err, ret; 63 64 ret = 1; 65 pam_err = pam_start("t_pam_env", "test", &t_null_pamc, &pamh); 66 t_assert(pam_err == PAM_SUCCESS); 67 envlist = pam_getenvlist(pamh); 68 ret &= t_is_not_null(envlist); 69 if (envlist != NULL) { 70 ret &= t_is_null(*envlist); 71 openpam_free_envlist(envlist); 72 } 73 pam_end(pamh, pam_err); 74 return (ret); 75 } 76 77 static int 78 t_putenv_simple(char **desc CRYB_UNUSED, void *arg CRYB_UNUSED) 79 { 80 pam_handle_t *pamh; 81 char **envlist; 82 int pam_err, ret; 83 84 ret = 1; 85 pam_err = pam_start("t_pam_env", "test", &t_null_pamc, &pamh); 86 t_assert(pam_err == PAM_SUCCESS); 87 pam_err = pam_putenv(pamh, T_ENV_NAMEVALUE); 88 ret &= t_compare_pam_err(PAM_SUCCESS, pam_err); 89 envlist = pam_getenvlist(pamh); 90 ret &= t_is_not_null(envlist); 91 if (envlist != NULL) { 92 ret &= t_compare_str(T_ENV_NAMEVALUE, envlist[0]) 93 & t_is_null(envlist[1]); 94 openpam_free_envlist(envlist); 95 } 96 pam_end(pamh, pam_err); 97 return (ret); 98 } 99 100 static int 101 t_setenv_simple(char **desc CRYB_UNUSED, void *arg CRYB_UNUSED) 102 { 103 pam_handle_t *pamh; 104 char **envlist; 105 int pam_err, ret; 106 107 ret = 1; 108 pam_err = pam_start("t_pam_env", "test", &t_null_pamc, &pamh); 109 t_assert(pam_err == PAM_SUCCESS); 110 pam_err = pam_setenv(pamh, T_ENV_NAME, T_ENV_VALUE, 0); 111 ret &= t_compare_pam_err(PAM_SUCCESS, pam_err); 112 envlist = pam_getenvlist(pamh); 113 ret &= t_is_not_null(envlist); 114 if (envlist != NULL) { 115 ret &= t_compare_str(T_ENV_NAMEVALUE, envlist[0]) 116 & t_is_null(envlist[1]); 117 openpam_free_envlist(envlist); 118 } 119 pam_end(pamh, pam_err); 120 return (ret); 121 } 122 123 static int 124 t_getenv_empty(char **desc CRYB_UNUSED, void *arg CRYB_UNUSED) 125 { 126 pam_handle_t *pamh; 127 const char *value; 128 int pam_err, ret; 129 130 ret = 1; 131 pam_err = pam_start("t_pam_env", "test", &t_null_pamc, &pamh); 132 t_assert(pam_err == PAM_SUCCESS); 133 value = pam_getenv(pamh, T_ENV_NAME); 134 ret &= t_compare_str(NULL, value); 135 pam_end(pamh, pam_err); 136 return (ret); 137 } 138 139 static int 140 t_getenv_simple_miss(char **desc CRYB_UNUSED, void *arg CRYB_UNUSED) 141 { 142 pam_handle_t *pamh; 143 const char *value; 144 int pam_err, ret; 145 146 ret = 1; 147 pam_err = pam_start("t_pam_env", "test", &t_null_pamc, &pamh); 148 t_assert(pam_err == PAM_SUCCESS); 149 pam_err = pam_setenv(pamh, T_ENV_NAME, T_ENV_VALUE, 0); 150 t_assert(pam_err == PAM_SUCCESS); 151 value = pam_getenv(pamh, "XYZZY"); 152 ret &= t_compare_str(NULL, value); 153 pam_end(pamh, pam_err); 154 return (ret); 155 } 156 157 static int 158 t_getenv_simple_hit(char **desc CRYB_UNUSED, void *arg CRYB_UNUSED) 159 { 160 pam_handle_t *pamh; 161 const char *value; 162 int pam_err, ret; 163 164 ret = 1; 165 pam_err = pam_start("t_pam_env", "test", &t_null_pamc, &pamh); 166 t_assert(pam_err == PAM_SUCCESS); 167 pam_err = pam_setenv(pamh, T_ENV_NAME, T_ENV_VALUE, 0); 168 t_assert(pam_err == PAM_SUCCESS); 169 value = pam_getenv(pamh, T_ENV_NAME); 170 ret &= t_compare_str(T_ENV_VALUE, value); 171 pam_end(pamh, pam_err); 172 return (ret); 173 } 174 175 176 /*************************************************************************** 178 * Boilerplate 179 */ 180 181 static int 182 t_prepare(int argc CRYB_UNUSED, char *argv[] CRYB_UNUSED) 183 { 184 185 openpam_set_feature(OPENPAM_FALLBACK_TO_OTHER, 0); 186 187 t_add_test(t_env_empty, NULL, "initially empty"); 188 t_add_test(t_putenv_simple, NULL, "put - simple"); 189 t_add_test(t_setenv_simple, NULL, "set - simple"); 190 t_add_test(t_getenv_empty, NULL, "get - empty"); 191 t_add_test(t_getenv_simple_miss, NULL, "get - simple (miss)"); 192 t_add_test(t_getenv_simple_hit, NULL, "get - simple (hit)"); 193 194 return (0); 195 } 196 197 int 198 main(int argc, char *argv[]) 199 { 200 201 t_main(t_prepare, NULL, argc, argv); 202 } 203