diff options
Diffstat (limited to 'third_party/heimdal/kuser/kverify.c')
| -rw-r--r-- | third_party/heimdal/kuser/kverify.c | 130 |
1 files changed, 130 insertions, 0 deletions
diff --git a/third_party/heimdal/kuser/kverify.c b/third_party/heimdal/kuser/kverify.c new file mode 100644 index 00000000000..83b3b00c8b5 --- /dev/null +++ b/third_party/heimdal/kuser/kverify.c @@ -0,0 +1,130 @@ +/* + * Copyright (c) 1997 - 2005, 2007 Kungliga Tekniska Högskolan + * (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, NULL, NULL }, + { "help", 0, arg_flag, &help_flag, NULL, NULL } +}; + +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; +} |