1 /* 2 * Copyright (c) 1997 - 2000 Kungliga Tekniska H�gskolan 3 * (Royal Institute of Technology, Stockholm, Sweden). 4 * All rights reserved. 5 * 6 * Redistribution and use in source and binary forms, with or without 7 * modification, are permitted provided that the following conditions 8 * are met: 9 * 10 * 1. Redistributions of source code must retain the above copyright 11 * notice, this list of conditions and the following disclaimer. 12 * 13 * 2. Redistributions in binary form must reproduce the above copyright 14 * notice, this list of conditions and the following disclaimer in the 15 * documentation and/or other materials provided with the distribution. 16 * 17 * 3. Neither the name of the Institute nor the names of its contributors 18 * may be used to endorse or promote products derived from this software 19 * without specific prior written permission. 20 * 21 * THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND 22 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 23 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 24 * ARE DISCLAIMED. IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE 25 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 26 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 27 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 28 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 29 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 30 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 31 * SUCH DAMAGE. 32 */ 33 34 #include "kuser_locl.h" 35 36 RCSID("$Id: kgetcred.c,v 1.5 2001/02/20 01:44:51 assar Exp $"); 37 38 static char *etype_str; 39 static int version_flag; 40 static int help_flag; 41 42 struct getargs args[] = { 43 { "enctype", 'e', arg_string, &etype_str, 44 "encryption type to use", "enctype"}, 45 { "version", 0, arg_flag, &version_flag }, 46 { "help", 0, arg_flag, &help_flag } 47 }; 48 49 static void 50 usage (int ret) 51 { 52 arg_printusage (args, 53 sizeof(args)/sizeof(*args), 54 NULL, 55 "service"); 56 exit (ret); 57 } 58 59 int 60 main(int argc, char **argv) 61 { 62 krb5_error_code ret; 63 krb5_context context; 64 krb5_ccache cache; 65 krb5_creds in, *out; 66 int optind = 0; 67 68 setprogname (argv[0]); 69 70 ret = krb5_init_context (&context); 71 if (ret) 72 errx(1, "krb5_init_context failed: %d", ret); 73 74 if(getarg(args, sizeof(args) / sizeof(args[0]), argc, argv, &optind)) 75 usage(1); 76 77 if (help_flag) 78 usage (0); 79 80 if(version_flag) { 81 print_version(NULL); 82 exit(0); 83 } 84 85 argc -= optind; 86 argv += optind; 87 88 if (argc != 1) 89 usage (1); 90 91 ret = krb5_cc_default(context, &cache); 92 if (ret) 93 krb5_err (context, 1, ret, "krb5_cc_default"); 94 95 memset(&in, 0, sizeof(in)); 96 97 if (etype_str) { 98 krb5_enctype enctype; 99 100 ret = krb5_string_to_enctype(context, etype_str, &enctype); 101 if (ret) 102 krb5_errx (context, 1, "unrecognized enctype: %s", etype_str); 103 in.session.keytype = enctype; 104 } 105 106 ret = krb5_cc_get_principal(context, cache, &in.client); 107 if (ret) 108 krb5_err (context, 1, ret, "krb5_cc_get_principal"); 109 110 ret = krb5_parse_name(context, argv[0], &in.server); 111 if (ret) 112 krb5_err (context, 1, ret, "krb5_parse_name %s", argv[0]); 113 114 in.times.endtime = 0; 115 ret = krb5_get_credentials(context, 0, cache, &in, &out); 116 if (ret) 117 krb5_err (context, 1, ret, "krb5_get_credentials"); 118 119 krb5_free_creds_contents(context, out); 120 return 0; 121 } 122