1/* 2 * Copyright (c) 2010 Kungliga Tekniska Högskolan 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#include <sl.h> 36#include "kcc-commands.h" 37 38krb5_context kcc_context; 39static int version_flag; 40static int help_flag; 41 42static struct getargs args[] = { 43 { "version", 0, arg_flag, &version_flag, NULL, NULL }, 44 { "help", 0, arg_flag, &help_flag, NULL, NULL } 45}; 46 47static void 48usage(int ret) 49{ 50 arg_printusage_i18n(args, 51 sizeof(args)/sizeof(*args), 52 N_("Usage: ", ""), 53 NULL, 54 "command ..", 55 getarg_i18n); 56 exit (ret); 57} 58 59int 60help(void *opt, int argc, char **argv) 61{ 62 sl_slc_help(commands, argc, argv); 63 return 0; 64} 65 66int 67kgetcred(struct kgetcred_options *opt, int argc, char **argv) 68{ 69 if(opt->version_flag) { 70 print_version(NULL); 71 exit(0); 72 } 73 return 0; 74} 75 76/* 77 * Wrapper for command line compatiblity 78 */ 79 80int 81kvno(struct kvno_options *opt, int argc, char **argv) 82{ 83 struct kgetcred_options k; 84 memset(&k, 0, sizeof(k)); 85 86 if(opt->version_flag) { 87 print_version(NULL); 88 exit(0); 89 } 90 91 k.cache_string = opt->cache_string; 92 k.enctype_string = opt->enctype_string; 93 94 return kgetcred(&k, argc, argv); 95} 96 97static int 98command_alias(const char *name) 99{ 100 const char *aliases[] = { 101 "kinit", "klist", "kswitch", "kgetcred", "kvno", "kdeltkt", 102 "kdestroy", "kcpytkt", NULL 103 }, **p = aliases; 104 105 while (*p && strcmp(name, *p) != 0) 106 p++; 107 return *p != NULL; 108} 109 110 111int 112main(int argc, char **argv) 113{ 114 krb5_error_code ret; 115 int optidx = 0; 116 int exit_status = 0; 117 118 setprogname (argv[0]); 119 120 setlocale (LC_ALL, ""); 121 bindtextdomain ("heimdal_kuser", HEIMDAL_LOCALEDIR); 122 textdomain("heimdal_kuser"); 123 124 ret = krb5_init_context(&kcc_context); 125 if (ret == KRB5_CONFIG_BADFORMAT) 126 errx (1, "krb5_init_context failed to parse configuration file"); 127 else if (ret) 128 errx(1, "krb5_init_context failed: %d", ret); 129 130 /* 131 * Support linking of kcc to commands 132 */ 133 134 if (!command_alias(getprogname())) { 135 136 if (argc == 1) { 137 sl_slc_help(commands, 0, NULL); 138 return 1; 139 } 140 141 if(getarg(args, sizeof(args) / sizeof(args[0]), argc, argv, &optidx)) 142 usage(1); 143 144 if (help_flag) 145 usage (0); 146 147 if(version_flag) { 148 print_version(NULL); 149 exit(0); 150 } 151 152 } else { 153 argv[0] = rk_UNCONST(getprogname()); 154 } 155 156 argc -= optidx; 157 argv += optidx; 158 159 if (argc != 0) { 160 ret = sl_command(commands, argc, argv); 161 if(ret == -1) 162 krb5_warnx(kcc_context, "unrecognized command: %s", argv[0]); 163 else if (ret == -2) 164 ret = 0; 165 if(ret != 0) 166 exit_status = 1; 167 } else { 168 sl_slc_help(commands, argc, argv); 169 exit_status = 1; 170 } 171 172 krb5_free_context(kcc_context); 173 return exit_status; 174} 175