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/*
* Copyright (C) 2018 Frank Morgner <frankmorgner@gmail.com>
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <unistd.h>
#include <security/pam_appl.h>
#include <security/pam_modules.h>
#ifdef HAVE_SECURITY_PAM_MISC_H
#include <security/pam_misc.h>
#endif
#ifndef LIBDIR
#define LIBDIR "/usr/lib"
#endif
extern int pam_sm_test(pam_handle_t *pamh, int flags, int argc, const char **argv);
int main(int argc, const char **argv)
{
char user[32];
char module[4096];
const char *pam_argv[] = {
module,
};
pam_handle_t *pamh = NULL;
struct pam_conv conv = {
#ifdef HAVE_OPENPAM_TTYCONV
openpam_ttyconv,
#else
misc_conv,
#endif
NULL,
};
int r;
int status = EXIT_FAILURE;
/* initialize default values */
strcpy(module, LIBDIR "/opensc-pkcs11.so");
if (argc < 3) {
if (0 != getlogin_r(user, sizeof user)) {
perror("getlogin_r");
goto err;
}
}
switch (argc) {
case 3:
strncpy(user, argv[2], (sizeof user) - 1);
/* fall through */
case 2:
strncpy(module, argv[1], (sizeof module) - 1);
/* fall through */
case 1:
break;
default:
printf("Usage: %s [pkcs11_module.so [username]]\n", argv[0]);
/* fall through */
case 0:
goto err;
}
module[(sizeof module) - 1] = '\0';
user[(sizeof user) - 1] = '\0';
printf("Using '%s' for '%s'\n", module, user);
r = pam_start("test", user, &conv, &pamh);
if (PAM_SUCCESS != r)
goto pam_err;
r = pam_sm_test(pamh, 0, sizeof pam_argv/sizeof *pam_argv, pam_argv);
if (PAM_SUCCESS != r)
goto pam_err;
status = EXIT_SUCCESS;
pam_err:
if (PAM_SUCCESS != r) {
printf("Error: %s\n", pam_strerror(pamh, r));
} else {
printf("OK\n");
}
pam_end(pamh, r);
err:
exit(status);
}
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