1 /* 2 * Copyright (c) 2005 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 KTH nor the names of its contributors may be 18 * used to endorse or promote products derived from this software without 19 * specific prior written permission. 20 * 21 * THIS SOFTWARE IS PROVIDED BY KTH AND ITS CONTRIBUTORS ``AS IS'' AND ANY 22 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 23 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 24 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL KTH OR ITS CONTRIBUTORS BE 25 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 26 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 27 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR 28 * BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, 29 * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR 30 * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF 31 * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. */ 32 33 #include "krb5_locl.h" 34 #include <getarg.h> 35 #include <err.h> 36 37 RCSID("$Id: test_kuserok.c 15033 2005-04-30 15:15:38Z lha $"); 38 39 static int version_flag = 0; 40 static int help_flag = 0; 41 42 static struct getargs args[] = { 43 {"version", 0, arg_flag, &version_flag, 44 "print version", NULL }, 45 {"help", 0, arg_flag, &help_flag, 46 NULL, NULL } 47 }; 48 49 static void 50 usage (int ret) 51 { 52 arg_printusage (args, 53 sizeof(args)/sizeof(*args), 54 NULL, 55 "principal luser"); 56 exit (ret); 57 } 58 59 int 60 main(int argc, char **argv) 61 { 62 krb5_context context; 63 krb5_error_code ret; 64 krb5_principal principal; 65 char *p; 66 int o = 0; 67 68 setprogname(argv[0]); 69 70 if(getarg(args, sizeof(args) / sizeof(args[0]), argc, argv, &o)) 71 usage(1); 72 73 if (help_flag) 74 usage (0); 75 76 if(version_flag){ 77 print_version(NULL); 78 exit(0); 79 } 80 81 argc -= o; 82 argv += o; 83 84 ret = krb5_init_context(&context); 85 if (ret) 86 errx (1, "krb5_init_context failed: %d", ret); 87 88 if (argc != 2) 89 usage(1); 90 91 ret = krb5_parse_name(context, argv[0], &principal); 92 if (ret) 93 krb5_err(context, 1, ret, "krb5_parse_name"); 94 95 ret = krb5_unparse_name(context, principal, &p); 96 if (ret) 97 krb5_err(context, 1, ret, "krb5_unparse_name"); 98 99 ret = krb5_kuserok(context, principal, argv[1]); 100 101 krb5_free_context(context); 102 103 printf("%s is %sallowed to login as %s\n", p, ret ? "" : "NOT ", argv[1]); 104 105 return 0; 106 } 107