1  /*
       2   * Check pam_pwhistory return values.
       3   *
       4   * Copyright (c) 2023 Stefan Schubert <schubi@suse.de>
       5   */
       6  
       7  #include "test_assert.h"
       8  
       9  #include <limits.h>
      10  #include <stdio.h>
      11  #include <string.h>
      12  #include <unistd.h>
      13  #include <security/pam_appl.h>
      14  
      15  #define MODULE_NAME "pam_pwhistory"
      16  #define TEST_NAME "tst-" MODULE_NAME "-retval"
      17  
      18  static const char service_file[] = TEST_NAME ".service";
      19  static struct pam_conv conv;
      20  
      21  int
      22  main(void)
      23  {
      24  	pam_handle_t *pamh = NULL;
      25  	FILE *fp;
      26  	char cwd[PATH_MAX];
      27  
      28  	ASSERT_NE(NULL, getcwd(cwd, sizeof(cwd)));
      29  
      30  	/* PAM_USER_UNKNOWN */
      31  	ASSERT_NE(NULL, fp = fopen(service_file, "w"));
      32  	ASSERT_LT(0,
      33  		  fprintf(fp, "#%%PAM-1.0\n"
      34  			      "auth required %s/.libs/%s.so\n"
      35  			      "account required %s/.libs/%s.so\n"
      36  			      "password required %s/.libs/%s.so\n"
      37  			      "session required %s/.libs/%s.so\n",
      38  			  cwd, MODULE_NAME,
      39  			  cwd, MODULE_NAME,
      40  			  cwd, MODULE_NAME,
      41  			  cwd, MODULE_NAME));
      42  	ASSERT_EQ(0, fclose(fp));
      43  
      44  	ASSERT_EQ(PAM_SUCCESS,
      45  		  pam_start_confdir(service_file, "", &conv, ".", &pamh));
      46  	ASSERT_NE(NULL, pamh);
      47  	ASSERT_EQ(PAM_MODULE_UNKNOWN, pam_authenticate(pamh, 0));
      48  	ASSERT_EQ(PAM_MODULE_UNKNOWN, pam_setcred(pamh, 0));
      49  	ASSERT_EQ(PAM_MODULE_UNKNOWN, pam_acct_mgmt(pamh, 0));
      50  	ASSERT_EQ(PAM_USER_UNKNOWN, pam_chauthtok(pamh, 0));
      51  	ASSERT_EQ(PAM_MODULE_UNKNOWN, pam_open_session(pamh, 0));
      52  	ASSERT_EQ(PAM_MODULE_UNKNOWN, pam_close_session(pamh, 0));
      53  	ASSERT_EQ(PAM_SUCCESS, pam_end(pamh, 0));
      54  	pamh = NULL;
      55  
      56  	/* cleanup */
      57  	ASSERT_EQ(0, unlink(service_file));
      58  
      59  	return 0;
      60  }