/crypto/heimdal/kuser/kverify.c
https://bitbucket.org/freebsd/freebsd-head/ · C · 130 lines · 80 code · 18 blank · 32 comment · 11 complexity · 2accd935c24e0eca736c739cf74ef408 MD5 · raw file
- /*
- * Copyright (c) 1997 - 2005, 2007 Kungliga Tekniska Hรถgskolan
- * (Royal Institute of Technology, Stockholm, Sweden).
- * All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- *
- * 1. Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- *
- * 2. Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in the
- * documentation and/or other materials provided with the distribution.
- *
- * 3. Neither the name of the Institute nor the names of its contributors
- * may be used to endorse or promote products derived from this software
- * without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND
- * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
- * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
- * ARE DISCLAIMED. IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE
- * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
- * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
- * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
- * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
- * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
- * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
- * SUCH DAMAGE.
- */
- #include "kuser_locl.h"
- static int help_flag = 0;
- static int version_flag = 0;
- static struct getargs args[] = {
- { "version", 0, arg_flag, &version_flag },
- { "help", 0, arg_flag, &help_flag }
- };
- static void
- usage (int ret)
- {
- arg_printusage (args,
- sizeof(args)/sizeof(*args),
- NULL,
- "[principal]");
- exit (ret);
- }
- int
- main(int argc, char **argv)
- {
- krb5_context context;
- krb5_error_code ret;
- krb5_creds cred;
- krb5_preauthtype pre_auth_types[] = {KRB5_PADATA_ENC_TIMESTAMP};
- krb5_get_init_creds_opt *get_options;
- krb5_verify_init_creds_opt verify_options;
- krb5_principal principal = NULL;
- int optidx = 0;
- setprogname (argv[0]);
- if(getarg(args, sizeof(args) / sizeof(args[0]), argc, argv, &optidx))
- usage(1);
- if (help_flag)
- usage (0);
- if(version_flag) {
- print_version(NULL);
- exit(0);
- }
- argc -= optidx;
- argv += optidx;
- ret = krb5_init_context(&context);
- if (ret)
- errx (1, "krb5_init_context failed: %d", ret);
- ret = krb5_get_init_creds_opt_alloc (context, &get_options);
- if (ret)
- krb5_err(context, 1, ret, "krb5_get_init_creds_opt_alloc");
- krb5_get_init_creds_opt_set_preauth_list (get_options,
- pre_auth_types,
- 1);
- krb5_verify_init_creds_opt_init (&verify_options);
- if (argc) {
- ret = krb5_parse_name(context, argv[0], &principal);
- if (ret)
- krb5_err(context, 1, ret, "krb5_parse_name: %s", argv[0]);
- } else {
- ret = krb5_get_default_principal(context, &principal);
- if (ret)
- krb5_err(context, 1, ret, "krb5_get_default_principal");
- }
- ret = krb5_get_init_creds_password (context,
- &cred,
- principal,
- NULL,
- krb5_prompter_posix,
- NULL,
- 0,
- NULL,
- get_options);
- if (ret)
- krb5_err(context, 1, ret, "krb5_get_init_creds");
- ret = krb5_verify_init_creds (context,
- &cred,
- NULL,
- NULL,
- NULL,
- &verify_options);
- if (ret)
- krb5_err(context, 1, ret, "krb5_verify_init_creds");
- krb5_free_cred_contents (context, &cred);
- krb5_free_context (context);
- return 0;
- }