1 /*
2 File autogenerated by gengetopt version 2.22.5
3 generated with the following command:
4 gengetopt --unamed-opts=CLIENT [SERVER] --no-handle-help --no-handle-error --no-handle-version --input ./shishi.ggo --file-name shishi_cmd
5
6 The developers of gengetopt consider the fixed text that goes in all
7 gengetopt output files to be in the public domain:
8 we make no copyright claims on it.
9 */
10
11 /* If we use autoconf. */
12 #ifdef HAVE_CONFIG_H
13 #include "config.h"
14 #endif
15
16 #include <stdio.h>
17 #include <stdlib.h>
18 #include <string.h>
19
20 #ifndef FIX_UNUSED
21 #define FIX_UNUSED(X) (void) (X) /* avoid warnings for unused params */
22 #endif
23
24 #include <getopt.h>
25
26 #include "shishi_cmd.h"
27
28 const char *gengetopt_args_info_purpose = "Shishi command line client. If no command is given, Shishi\nacquire or list a valid ticket for you, identified by CLIENT (if\nempty, default username in default realm), for the service SERVER (if\nempty, ticket granting ticket for client realm).";
29
30 const char *gengetopt_args_info_usage = "Usage: shishi [OPTIONS]... [CLIENT [SERVER]]...";
31
32 const char *gengetopt_args_info_description = "";
33
34 const char *gengetopt_args_info_help[] = {
35 " -h, --help Print help and exit",
36 " -V, --version Print version and exit",
37 "\nCommands:",
38 " -d, --destroy Destroy tickets in local cache, limited by any \n --client-name or --server-name. \n (default=off)",
39 " -l, --list List tickets in local cache, limited by any \n --client-name and --server-name. \n (default=off)",
40 " -r, --renew Renew ticket. Use --server-name to specify \n ticket, default is the most recent renewable \n ticket granting ticket for the default realm. \n (default=off)",
41 "\nFlags:",
42 " --forwardable Get a forwardable ticket, i.e., one that can be \n used to get forwarded tickets. (default=off)",
43 " --forwarded Get a forwarded ticket. (default=off)",
44 " --proxiable Get a proxiable ticket, i.e., one that can be \n used to get proxy tickets. (default=off)",
45 " --proxy Get a proxy ticket. (default=off)",
46 " --renewable Get a renewable ticket. (default=off)",
47 "\nOptions:",
48 " --client-name=NAME Client name. Default is login username.",
49 " -E, --encryption-type=ETYPE,[ETYPE...]\n Encryption types to use. ETYPE is either \n registered name or integer. Valid values \n include 'aes128', 'aes256', 'aes' (same as \n 'aes256'), '3des', 'des-md5', 'des-md4', \n 'des-crc', 'des' (same as 'des-md5'), and \n 'arcfour'.",
50 " -e, --endtime=STRING Specify when ticket validity should expire. \n The time syntax may be relative (to the start \n time), such as '20 hours', or absolute, such \n as '2001-02-03 04:05:06 CET'. The default is \n 8 hours after the start time.",
51 " --realm=STRING Set default realm.",
52 " --renew-till=STRING Specify renewable life of ticket. Implies \n --renewable. Accepts same time syntax as \n --endtime. If --renewable is specified, the \n default is 1 week after the start time.",
53 " --server-name=NAME Server name. Default is 'krbtgt/REALM' where \n REALM is client realm.",
54 " -s, --starttime=STRING Specify when ticket should start to be valid. \n Accepts same time syntax as --endtime. The \n default is to become valid immediately.",
55 " --ticket-granter=NAME Service name in ticket to use for \n authenticating request. Only for TGS. \n Defaults to 'krbtgt/REALM@REALM' where REALM \n is client realm.",
56 "\nOther options:",
57 " --configuration-file=FILE Read user configuration from FILE.",
58 " -c, --ticket-file=FILE Read tickets from FILE.",
59 " -o, --library-options=STRING Parse STRING as a configuration file statement.",
60 " -q, --quiet Don't produce any diagnostic output.\n (default=off)",
61 " --system-configuration-file=FILE\n Read system configuration from FILE.",
62 " --ticket-write-file=FILE Write tickets from FILE. Default is to write \n them back to where they were read from.",
63 " -v, --verbose Produce verbose output.\n Use multiple times to increase amount of \n information.",
64 0
65 };
66
67 typedef enum {ARG_NO
68 , ARG_FLAG
69 , ARG_STRING
70 } cmdline_parser_arg_type;
71
72 static
73 void clear_given (struct gengetopt_args_info *args_info);
74 static
75 void clear_args (struct gengetopt_args_info *args_info);
76
77 static int
78 cmdline_parser_internal (int argc, char **argv, struct gengetopt_args_info *args_info,
79 struct cmdline_parser_params *params, const char *additional_error);
80
81 static int
82 cmdline_parser_required2 (struct gengetopt_args_info *args_info, const char *prog_name, const char *additional_error);
83
84 static char *
85 gengetopt_strdup (const char *s);
86
87 static
clear_given(struct gengetopt_args_info * args_info)88 void clear_given (struct gengetopt_args_info *args_info)
89 {
90 args_info->help_given = 0 ;
91 args_info->version_given = 0 ;
92 args_info->destroy_given = 0 ;
93 args_info->list_given = 0 ;
94 args_info->renew_given = 0 ;
95 args_info->forwardable_given = 0 ;
96 args_info->forwarded_given = 0 ;
97 args_info->proxiable_given = 0 ;
98 args_info->proxy_given = 0 ;
99 args_info->renewable_given = 0 ;
100 args_info->client_name_given = 0 ;
101 args_info->encryption_type_given = 0 ;
102 args_info->endtime_given = 0 ;
103 args_info->realm_given = 0 ;
104 args_info->renew_till_given = 0 ;
105 args_info->server_name_given = 0 ;
106 args_info->starttime_given = 0 ;
107 args_info->ticket_granter_given = 0 ;
108 args_info->configuration_file_given = 0 ;
109 args_info->ticket_file_given = 0 ;
110 args_info->library_options_given = 0 ;
111 args_info->quiet_given = 0 ;
112 args_info->system_configuration_file_given = 0 ;
113 args_info->ticket_write_file_given = 0 ;
114 args_info->verbose_given = 0 ;
115 }
116
117 static
clear_args(struct gengetopt_args_info * args_info)118 void clear_args (struct gengetopt_args_info *args_info)
119 {
120 FIX_UNUSED (args_info);
121 args_info->destroy_flag = 0;
122 args_info->list_flag = 0;
123 args_info->renew_flag = 0;
124 args_info->forwardable_flag = 0;
125 args_info->forwarded_flag = 0;
126 args_info->proxiable_flag = 0;
127 args_info->proxy_flag = 0;
128 args_info->renewable_flag = 0;
129 args_info->client_name_arg = NULL;
130 args_info->client_name_orig = NULL;
131 args_info->encryption_type_arg = NULL;
132 args_info->encryption_type_orig = NULL;
133 args_info->endtime_arg = NULL;
134 args_info->endtime_orig = NULL;
135 args_info->realm_arg = NULL;
136 args_info->realm_orig = NULL;
137 args_info->renew_till_arg = NULL;
138 args_info->renew_till_orig = NULL;
139 args_info->server_name_arg = NULL;
140 args_info->server_name_orig = NULL;
141 args_info->starttime_arg = NULL;
142 args_info->starttime_orig = NULL;
143 args_info->ticket_granter_arg = NULL;
144 args_info->ticket_granter_orig = NULL;
145 args_info->configuration_file_arg = NULL;
146 args_info->configuration_file_orig = NULL;
147 args_info->ticket_file_arg = NULL;
148 args_info->ticket_file_orig = NULL;
149 args_info->library_options_arg = NULL;
150 args_info->library_options_orig = NULL;
151 args_info->quiet_flag = 0;
152 args_info->system_configuration_file_arg = NULL;
153 args_info->system_configuration_file_orig = NULL;
154 args_info->ticket_write_file_arg = NULL;
155 args_info->ticket_write_file_orig = NULL;
156
157 }
158
159 static
init_args_info(struct gengetopt_args_info * args_info)160 void init_args_info(struct gengetopt_args_info *args_info)
161 {
162
163
164 args_info->help_help = gengetopt_args_info_help[0] ;
165 args_info->version_help = gengetopt_args_info_help[1] ;
166 args_info->destroy_help = gengetopt_args_info_help[3] ;
167 args_info->list_help = gengetopt_args_info_help[4] ;
168 args_info->renew_help = gengetopt_args_info_help[5] ;
169 args_info->forwardable_help = gengetopt_args_info_help[7] ;
170 args_info->forwarded_help = gengetopt_args_info_help[8] ;
171 args_info->proxiable_help = gengetopt_args_info_help[9] ;
172 args_info->proxy_help = gengetopt_args_info_help[10] ;
173 args_info->renewable_help = gengetopt_args_info_help[11] ;
174 args_info->client_name_help = gengetopt_args_info_help[13] ;
175 args_info->encryption_type_help = gengetopt_args_info_help[14] ;
176 args_info->endtime_help = gengetopt_args_info_help[15] ;
177 args_info->realm_help = gengetopt_args_info_help[16] ;
178 args_info->renew_till_help = gengetopt_args_info_help[17] ;
179 args_info->server_name_help = gengetopt_args_info_help[18] ;
180 args_info->starttime_help = gengetopt_args_info_help[19] ;
181 args_info->ticket_granter_help = gengetopt_args_info_help[20] ;
182 args_info->configuration_file_help = gengetopt_args_info_help[22] ;
183 args_info->ticket_file_help = gengetopt_args_info_help[23] ;
184 args_info->library_options_help = gengetopt_args_info_help[24] ;
185 args_info->quiet_help = gengetopt_args_info_help[25] ;
186 args_info->system_configuration_file_help = gengetopt_args_info_help[26] ;
187 args_info->ticket_write_file_help = gengetopt_args_info_help[27] ;
188 args_info->verbose_help = gengetopt_args_info_help[28] ;
189 args_info->verbose_min = 0;
190 args_info->verbose_max = 0;
191
192 }
193
194 void
cmdline_parser_print_version(void)195 cmdline_parser_print_version (void)
196 {
197 printf ("%s %s\n",
198 (strlen(CMDLINE_PARSER_PACKAGE_NAME) ? CMDLINE_PARSER_PACKAGE_NAME : CMDLINE_PARSER_PACKAGE),
199 CMDLINE_PARSER_VERSION);
200 }
201
print_help_common(void)202 static void print_help_common(void) {
203 cmdline_parser_print_version ();
204
205 if (strlen(gengetopt_args_info_purpose) > 0)
206 printf("\n%s\n", gengetopt_args_info_purpose);
207
208 if (strlen(gengetopt_args_info_usage) > 0)
209 printf("\n%s\n", gengetopt_args_info_usage);
210
211 printf("\n");
212
213 if (strlen(gengetopt_args_info_description) > 0)
214 printf("%s\n\n", gengetopt_args_info_description);
215 }
216
217 void
cmdline_parser_print_help(void)218 cmdline_parser_print_help (void)
219 {
220 int i = 0;
221 print_help_common();
222 while (gengetopt_args_info_help[i])
223 printf("%s\n", gengetopt_args_info_help[i++]);
224 }
225
226 void
cmdline_parser_init(struct gengetopt_args_info * args_info)227 cmdline_parser_init (struct gengetopt_args_info *args_info)
228 {
229 clear_given (args_info);
230 clear_args (args_info);
231 init_args_info (args_info);
232
233 args_info->inputs = 0;
234 args_info->inputs_num = 0;
235 }
236
237 void
cmdline_parser_params_init(struct cmdline_parser_params * params)238 cmdline_parser_params_init(struct cmdline_parser_params *params)
239 {
240 if (params)
241 {
242 params->override = 0;
243 params->initialize = 1;
244 params->check_required = 1;
245 params->check_ambiguity = 0;
246 params->print_errors = 1;
247 }
248 }
249
250 struct cmdline_parser_params *
cmdline_parser_params_create(void)251 cmdline_parser_params_create(void)
252 {
253 struct cmdline_parser_params *params =
254 (struct cmdline_parser_params *)malloc(sizeof(struct cmdline_parser_params));
255 cmdline_parser_params_init(params);
256 return params;
257 }
258
259 static void
free_string_field(char ** s)260 free_string_field (char **s)
261 {
262 if (*s)
263 {
264 free (*s);
265 *s = 0;
266 }
267 }
268
269
270 static void
cmdline_parser_release(struct gengetopt_args_info * args_info)271 cmdline_parser_release (struct gengetopt_args_info *args_info)
272 {
273 unsigned int i;
274 free_string_field (&(args_info->client_name_arg));
275 free_string_field (&(args_info->client_name_orig));
276 free_string_field (&(args_info->encryption_type_arg));
277 free_string_field (&(args_info->encryption_type_orig));
278 free_string_field (&(args_info->endtime_arg));
279 free_string_field (&(args_info->endtime_orig));
280 free_string_field (&(args_info->realm_arg));
281 free_string_field (&(args_info->realm_orig));
282 free_string_field (&(args_info->renew_till_arg));
283 free_string_field (&(args_info->renew_till_orig));
284 free_string_field (&(args_info->server_name_arg));
285 free_string_field (&(args_info->server_name_orig));
286 free_string_field (&(args_info->starttime_arg));
287 free_string_field (&(args_info->starttime_orig));
288 free_string_field (&(args_info->ticket_granter_arg));
289 free_string_field (&(args_info->ticket_granter_orig));
290 free_string_field (&(args_info->configuration_file_arg));
291 free_string_field (&(args_info->configuration_file_orig));
292 free_string_field (&(args_info->ticket_file_arg));
293 free_string_field (&(args_info->ticket_file_orig));
294 free_string_field (&(args_info->library_options_arg));
295 free_string_field (&(args_info->library_options_orig));
296 free_string_field (&(args_info->system_configuration_file_arg));
297 free_string_field (&(args_info->system_configuration_file_orig));
298 free_string_field (&(args_info->ticket_write_file_arg));
299 free_string_field (&(args_info->ticket_write_file_orig));
300
301
302 for (i = 0; i < args_info->inputs_num; ++i)
303 free (args_info->inputs [i]);
304
305 if (args_info->inputs_num)
306 free (args_info->inputs);
307
308 clear_given (args_info);
309 }
310
311
312 static void
write_into_file(FILE * outfile,const char * opt,const char * arg,const char * values[])313 write_into_file(FILE *outfile, const char *opt, const char *arg, const char *values[])
314 {
315 FIX_UNUSED (values);
316 if (arg) {
317 fprintf(outfile, "%s=\"%s\"\n", opt, arg);
318 } else {
319 fprintf(outfile, "%s\n", opt);
320 }
321 }
322
323 static void
write_multiple_into_file(FILE * outfile,int len,const char * opt,char ** arg,const char * values[])324 write_multiple_into_file(FILE *outfile, int len, const char *opt, char **arg, const char *values[])
325 {
326 int i;
327
328 for (i = 0; i < len; ++i)
329 write_into_file(outfile, opt, (arg ? arg[i] : 0), values);
330 }
331
332 int
cmdline_parser_dump(FILE * outfile,struct gengetopt_args_info * args_info)333 cmdline_parser_dump(FILE *outfile, struct gengetopt_args_info *args_info)
334 {
335 int i = 0;
336
337 if (!outfile)
338 {
339 fprintf (stderr, "%s: cannot dump options to stream\n", CMDLINE_PARSER_PACKAGE);
340 return EXIT_FAILURE;
341 }
342
343 if (args_info->help_given)
344 write_into_file(outfile, "help", 0, 0 );
345 if (args_info->version_given)
346 write_into_file(outfile, "version", 0, 0 );
347 if (args_info->destroy_given)
348 write_into_file(outfile, "destroy", 0, 0 );
349 if (args_info->list_given)
350 write_into_file(outfile, "list", 0, 0 );
351 if (args_info->renew_given)
352 write_into_file(outfile, "renew", 0, 0 );
353 if (args_info->forwardable_given)
354 write_into_file(outfile, "forwardable", 0, 0 );
355 if (args_info->forwarded_given)
356 write_into_file(outfile, "forwarded", 0, 0 );
357 if (args_info->proxiable_given)
358 write_into_file(outfile, "proxiable", 0, 0 );
359 if (args_info->proxy_given)
360 write_into_file(outfile, "proxy", 0, 0 );
361 if (args_info->renewable_given)
362 write_into_file(outfile, "renewable", 0, 0 );
363 if (args_info->client_name_given)
364 write_into_file(outfile, "client-name", args_info->client_name_orig, 0);
365 if (args_info->encryption_type_given)
366 write_into_file(outfile, "encryption-type", args_info->encryption_type_orig, 0);
367 if (args_info->endtime_given)
368 write_into_file(outfile, "endtime", args_info->endtime_orig, 0);
369 if (args_info->realm_given)
370 write_into_file(outfile, "realm", args_info->realm_orig, 0);
371 if (args_info->renew_till_given)
372 write_into_file(outfile, "renew-till", args_info->renew_till_orig, 0);
373 if (args_info->server_name_given)
374 write_into_file(outfile, "server-name", args_info->server_name_orig, 0);
375 if (args_info->starttime_given)
376 write_into_file(outfile, "starttime", args_info->starttime_orig, 0);
377 if (args_info->ticket_granter_given)
378 write_into_file(outfile, "ticket-granter", args_info->ticket_granter_orig, 0);
379 if (args_info->configuration_file_given)
380 write_into_file(outfile, "configuration-file", args_info->configuration_file_orig, 0);
381 if (args_info->ticket_file_given)
382 write_into_file(outfile, "ticket-file", args_info->ticket_file_orig, 0);
383 if (args_info->library_options_given)
384 write_into_file(outfile, "library-options", args_info->library_options_orig, 0);
385 if (args_info->quiet_given)
386 write_into_file(outfile, "quiet", 0, 0 );
387 if (args_info->system_configuration_file_given)
388 write_into_file(outfile, "system-configuration-file", args_info->system_configuration_file_orig, 0);
389 if (args_info->ticket_write_file_given)
390 write_into_file(outfile, "ticket-write-file", args_info->ticket_write_file_orig, 0);
391 write_multiple_into_file(outfile, args_info->verbose_given, "verbose", 0, 0);
392
393
394 i = EXIT_SUCCESS;
395 return i;
396 }
397
398 int
cmdline_parser_file_save(const char * filename,struct gengetopt_args_info * args_info)399 cmdline_parser_file_save(const char *filename, struct gengetopt_args_info *args_info)
400 {
401 FILE *outfile;
402 int i = 0;
403
404 outfile = fopen(filename, "w");
405
406 if (!outfile)
407 {
408 fprintf (stderr, "%s: cannot open file for writing: %s\n", CMDLINE_PARSER_PACKAGE, filename);
409 return EXIT_FAILURE;
410 }
411
412 i = cmdline_parser_dump(outfile, args_info);
413 fclose (outfile);
414
415 return i;
416 }
417
418 void
cmdline_parser_free(struct gengetopt_args_info * args_info)419 cmdline_parser_free (struct gengetopt_args_info *args_info)
420 {
421 cmdline_parser_release (args_info);
422 }
423
424 /** @brief replacement of strdup, which is not standard */
425 char *
gengetopt_strdup(const char * s)426 gengetopt_strdup (const char *s)
427 {
428 char *result = 0;
429 if (!s)
430 return result;
431
432 result = (char*)malloc(strlen(s) + 1);
433 if (result == (char*)0)
434 return (char*)0;
435 strcpy(result, s);
436 return result;
437 }
438
439 static int
440 check_multiple_option_occurrences(const char *prog_name, unsigned int option_given, unsigned int min, unsigned int max, const char *option_desc);
441
442 int
check_multiple_option_occurrences(const char * prog_name,unsigned int option_given,unsigned int min,unsigned int max,const char * option_desc)443 check_multiple_option_occurrences(const char *prog_name, unsigned int option_given, unsigned int min, unsigned int max, const char *option_desc)
444 {
445 int error = 0;
446
447 if (option_given && (min > 0 || max > 0))
448 {
449 if (min > 0 && max > 0)
450 {
451 if (min == max)
452 {
453 /* specific occurrences */
454 if (option_given != (unsigned int) min)
455 {
456 fprintf (stderr, "%s: %s option occurrences must be %d\n",
457 prog_name, option_desc, min);
458 error = 1;
459 }
460 }
461 else if (option_given < (unsigned int) min
462 || option_given > (unsigned int) max)
463 {
464 /* range occurrences */
465 fprintf (stderr, "%s: %s option occurrences must be between %d and %d\n",
466 prog_name, option_desc, min, max);
467 error = 1;
468 }
469 }
470 else if (min > 0)
471 {
472 /* at least check */
473 if (option_given < min)
474 {
475 fprintf (stderr, "%s: %s option occurrences must be at least %d\n",
476 prog_name, option_desc, min);
477 error = 1;
478 }
479 }
480 else if (max > 0)
481 {
482 /* at most check */
483 if (option_given > max)
484 {
485 fprintf (stderr, "%s: %s option occurrences must be at most %d\n",
486 prog_name, option_desc, max);
487 error = 1;
488 }
489 }
490 }
491
492 return error;
493 }
494 int
cmdline_parser(int argc,char ** argv,struct gengetopt_args_info * args_info)495 cmdline_parser (int argc, char **argv, struct gengetopt_args_info *args_info)
496 {
497 return cmdline_parser2 (argc, argv, args_info, 0, 1, 1);
498 }
499
500 int
cmdline_parser_ext(int argc,char ** argv,struct gengetopt_args_info * args_info,struct cmdline_parser_params * params)501 cmdline_parser_ext (int argc, char **argv, struct gengetopt_args_info *args_info,
502 struct cmdline_parser_params *params)
503 {
504 int result;
505 result = cmdline_parser_internal (argc, argv, args_info, params, 0);
506
507 return result;
508 }
509
510 int
cmdline_parser2(int argc,char ** argv,struct gengetopt_args_info * args_info,int override,int initialize,int check_required)511 cmdline_parser2 (int argc, char **argv, struct gengetopt_args_info *args_info, int override, int initialize, int check_required)
512 {
513 int result;
514 struct cmdline_parser_params params;
515
516 params.override = override;
517 params.initialize = initialize;
518 params.check_required = check_required;
519 params.check_ambiguity = 0;
520 params.print_errors = 1;
521
522 result = cmdline_parser_internal (argc, argv, args_info, ¶ms, 0);
523
524 return result;
525 }
526
527 int
cmdline_parser_required(struct gengetopt_args_info * args_info,const char * prog_name)528 cmdline_parser_required (struct gengetopt_args_info *args_info, const char *prog_name)
529 {
530 int result = EXIT_SUCCESS;
531
532 if (cmdline_parser_required2(args_info, prog_name, 0) > 0)
533 result = EXIT_FAILURE;
534
535 return result;
536 }
537
538 int
cmdline_parser_required2(struct gengetopt_args_info * args_info,const char * prog_name,const char * additional_error)539 cmdline_parser_required2 (struct gengetopt_args_info *args_info, const char *prog_name, const char *additional_error)
540 {
541 int error = 0;
542 FIX_UNUSED (additional_error);
543
544 /* checks for required options */
545 if (check_multiple_option_occurrences(prog_name, args_info->verbose_given, args_info->verbose_min, args_info->verbose_max, "'--verbose' ('-v')"))
546 error = 1;
547
548
549 /* checks for dependences among options */
550
551 return error;
552 }
553
554
555 static char *package_name = 0;
556
557 /**
558 * @brief updates an option
559 * @param field the generic pointer to the field to update
560 * @param orig_field the pointer to the orig field
561 * @param field_given the pointer to the number of occurrence of this option
562 * @param prev_given the pointer to the number of occurrence already seen
563 * @param value the argument for this option (if null no arg was specified)
564 * @param possible_values the possible values for this option (if specified)
565 * @param default_value the default value (in case the option only accepts fixed values)
566 * @param arg_type the type of this option
567 * @param check_ambiguity @see cmdline_parser_params.check_ambiguity
568 * @param override @see cmdline_parser_params.override
569 * @param no_free whether to free a possible previous value
570 * @param multiple_option whether this is a multiple option
571 * @param long_opt the corresponding long option
572 * @param short_opt the corresponding short option (or '-' if none)
573 * @param additional_error possible further error specification
574 */
575 static
update_arg(void * field,char ** orig_field,unsigned int * field_given,unsigned int * prev_given,char * value,const char * possible_values[],const char * default_value,cmdline_parser_arg_type arg_type,int check_ambiguity,int override,int no_free,int multiple_option,const char * long_opt,char short_opt,const char * additional_error)576 int update_arg(void *field, char **orig_field,
577 unsigned int *field_given, unsigned int *prev_given,
578 char *value, const char *possible_values[],
579 const char *default_value,
580 cmdline_parser_arg_type arg_type,
581 int check_ambiguity, int override,
582 int no_free, int multiple_option,
583 const char *long_opt, char short_opt,
584 const char *additional_error)
585 {
586 char *stop_char = 0;
587 const char *val = value;
588 int found;
589 char **string_field;
590 FIX_UNUSED (field);
591
592 stop_char = 0;
593 found = 0;
594
595 if (!multiple_option && prev_given && (*prev_given || (check_ambiguity && *field_given)))
596 {
597 if (short_opt != '-')
598 fprintf (stderr, "%s: `--%s' (`-%c') option given more than once%s\n",
599 package_name, long_opt, short_opt,
600 (additional_error ? additional_error : ""));
601 else
602 fprintf (stderr, "%s: `--%s' option given more than once%s\n",
603 package_name, long_opt,
604 (additional_error ? additional_error : ""));
605 return 1; /* failure */
606 }
607
608 FIX_UNUSED (default_value);
609
610 if (field_given && *field_given && ! override)
611 return 0;
612 if (prev_given)
613 (*prev_given)++;
614 if (field_given)
615 (*field_given)++;
616 if (possible_values)
617 val = possible_values[found];
618
619 switch(arg_type) {
620 case ARG_FLAG:
621 *((int *)field) = !*((int *)field);
622 break;
623 case ARG_STRING:
624 if (val) {
625 string_field = (char **)field;
626 if (!no_free && *string_field)
627 free (*string_field); /* free previous string */
628 *string_field = gengetopt_strdup (val);
629 }
630 break;
631 default:
632 break;
633 };
634
635
636 /* store the original value */
637 switch(arg_type) {
638 case ARG_NO:
639 case ARG_FLAG:
640 break;
641 default:
642 if (value && orig_field) {
643 if (no_free) {
644 *orig_field = value;
645 } else {
646 if (*orig_field)
647 free (*orig_field); /* free previous string */
648 *orig_field = gengetopt_strdup (value);
649 }
650 }
651 };
652
653 return 0; /* OK */
654 }
655
656
657 int
cmdline_parser_internal(int argc,char ** argv,struct gengetopt_args_info * args_info,struct cmdline_parser_params * params,const char * additional_error)658 cmdline_parser_internal (
659 int argc, char **argv, struct gengetopt_args_info *args_info,
660 struct cmdline_parser_params *params, const char *additional_error)
661 {
662 int c; /* Character of the parsed option. */
663
664 int error = 0;
665 struct gengetopt_args_info local_args_info;
666
667 int override;
668 int initialize;
669 int check_required;
670 int check_ambiguity;
671
672 package_name = argv[0];
673
674 override = params->override;
675 initialize = params->initialize;
676 check_required = params->check_required;
677 check_ambiguity = params->check_ambiguity;
678
679 if (initialize)
680 cmdline_parser_init (args_info);
681
682 cmdline_parser_init (&local_args_info);
683
684 optarg = 0;
685 optind = 0;
686 opterr = params->print_errors;
687 optopt = '?';
688
689 while (1)
690 {
691 int option_index = 0;
692
693 static struct option long_options[] = {
694 { "help", 0, NULL, 'h' },
695 { "version", 0, NULL, 'V' },
696 { "destroy", 0, NULL, 'd' },
697 { "list", 0, NULL, 'l' },
698 { "renew", 0, NULL, 'r' },
699 { "forwardable", 0, NULL, 0 },
700 { "forwarded", 0, NULL, 0 },
701 { "proxiable", 0, NULL, 0 },
702 { "proxy", 0, NULL, 0 },
703 { "renewable", 0, NULL, 0 },
704 { "client-name", 1, NULL, 0 },
705 { "encryption-type", 1, NULL, 'E' },
706 { "endtime", 1, NULL, 'e' },
707 { "realm", 1, NULL, 0 },
708 { "renew-till", 1, NULL, 0 },
709 { "server-name", 1, NULL, 0 },
710 { "starttime", 1, NULL, 's' },
711 { "ticket-granter", 1, NULL, 0 },
712 { "configuration-file", 1, NULL, 0 },
713 { "ticket-file", 1, NULL, 'c' },
714 { "library-options", 1, NULL, 'o' },
715 { "quiet", 0, NULL, 'q' },
716 { "system-configuration-file", 1, NULL, 0 },
717 { "ticket-write-file", 1, NULL, 0 },
718 { "verbose", 0, NULL, 'v' },
719 { 0, 0, 0, 0 }
720 };
721
722 c = getopt_long (argc, argv, "hVdlrE:e:s:c:o:qv", long_options, &option_index);
723
724 if (c == -1) break; /* Exit from `while (1)' loop. */
725
726 switch (c)
727 {
728 case 'h': /* Print help and exit. */
729
730
731 if (update_arg( 0 ,
732 0 , &(args_info->help_given),
733 &(local_args_info.help_given), optarg, 0, 0, ARG_NO,
734 check_ambiguity, override, 0, 0,
735 "help", 'h',
736 additional_error))
737 goto failure;
738 cmdline_parser_free (&local_args_info);
739 return 0;
740
741 break;
742 case 'V': /* Print version and exit. */
743
744
745 if (update_arg( 0 ,
746 0 , &(args_info->version_given),
747 &(local_args_info.version_given), optarg, 0, 0, ARG_NO,
748 check_ambiguity, override, 0, 0,
749 "version", 'V',
750 additional_error))
751 goto failure;
752 cmdline_parser_free (&local_args_info);
753 return 0;
754
755 break;
756 case 'd': /* Destroy tickets in local cache, limited by any --client-name or --server-name.. */
757
758
759 if (update_arg((void *)&(args_info->destroy_flag), 0, &(args_info->destroy_given),
760 &(local_args_info.destroy_given), optarg, 0, 0, ARG_FLAG,
761 check_ambiguity, override, 1, 0, "destroy", 'd',
762 additional_error))
763 goto failure;
764
765 break;
766 case 'l': /* List tickets in local cache, limited by any --client-name and --server-name.. */
767
768
769 if (update_arg((void *)&(args_info->list_flag), 0, &(args_info->list_given),
770 &(local_args_info.list_given), optarg, 0, 0, ARG_FLAG,
771 check_ambiguity, override, 1, 0, "list", 'l',
772 additional_error))
773 goto failure;
774
775 break;
776 case 'r': /* Renew ticket. Use --server-name to specify ticket, default is the most recent renewable ticket granting ticket for the default realm.. */
777
778
779 if (update_arg((void *)&(args_info->renew_flag), 0, &(args_info->renew_given),
780 &(local_args_info.renew_given), optarg, 0, 0, ARG_FLAG,
781 check_ambiguity, override, 1, 0, "renew", 'r',
782 additional_error))
783 goto failure;
784
785 break;
786 case 'E': /* Encryption types to use. ETYPE is either registered name or integer. Valid values include 'aes128', 'aes256', 'aes' (same as 'aes256'), '3des', 'des-md5', 'des-md4', 'des-crc', 'des' (same as 'des-md5'), and 'arcfour'.. */
787
788
789 if (update_arg( (void *)&(args_info->encryption_type_arg),
790 &(args_info->encryption_type_orig), &(args_info->encryption_type_given),
791 &(local_args_info.encryption_type_given), optarg, 0, 0, ARG_STRING,
792 check_ambiguity, override, 0, 0,
793 "encryption-type", 'E',
794 additional_error))
795 goto failure;
796
797 break;
798 case 'e': /* Specify when ticket validity should expire. The time syntax may be relative (to the start time), such as '20 hours', or absolute, such as '2001-02-03 04:05:06 CET'. The default is 8 hours after the start time.. */
799
800
801 if (update_arg( (void *)&(args_info->endtime_arg),
802 &(args_info->endtime_orig), &(args_info->endtime_given),
803 &(local_args_info.endtime_given), optarg, 0, 0, ARG_STRING,
804 check_ambiguity, override, 0, 0,
805 "endtime", 'e',
806 additional_error))
807 goto failure;
808
809 break;
810 case 's': /* Specify when ticket should start to be valid. Accepts same time syntax as --endtime. The default is to become valid immediately.. */
811
812
813 if (update_arg( (void *)&(args_info->starttime_arg),
814 &(args_info->starttime_orig), &(args_info->starttime_given),
815 &(local_args_info.starttime_given), optarg, 0, 0, ARG_STRING,
816 check_ambiguity, override, 0, 0,
817 "starttime", 's',
818 additional_error))
819 goto failure;
820
821 break;
822 case 'c': /* Read tickets from FILE.. */
823
824
825 if (update_arg( (void *)&(args_info->ticket_file_arg),
826 &(args_info->ticket_file_orig), &(args_info->ticket_file_given),
827 &(local_args_info.ticket_file_given), optarg, 0, 0, ARG_STRING,
828 check_ambiguity, override, 0, 0,
829 "ticket-file", 'c',
830 additional_error))
831 goto failure;
832
833 break;
834 case 'o': /* Parse STRING as a configuration file statement.. */
835
836
837 if (update_arg( (void *)&(args_info->library_options_arg),
838 &(args_info->library_options_orig), &(args_info->library_options_given),
839 &(local_args_info.library_options_given), optarg, 0, 0, ARG_STRING,
840 check_ambiguity, override, 0, 0,
841 "library-options", 'o',
842 additional_error))
843 goto failure;
844
845 break;
846 case 'q': /* Don't produce any diagnostic output.
847 . */
848
849
850 if (update_arg((void *)&(args_info->quiet_flag), 0, &(args_info->quiet_given),
851 &(local_args_info.quiet_given), optarg, 0, 0, ARG_FLAG,
852 check_ambiguity, override, 1, 0, "quiet", 'q',
853 additional_error))
854 goto failure;
855
856 break;
857 case 'v': /* Produce verbose output.
858 Use multiple times to increase amount of information.. */
859
860 local_args_info.verbose_given++;
861
862 break;
863
864 case 0: /* Long option with no short option */
865 /* Get a forwardable ticket, i.e., one that can be used to get forwarded tickets.. */
866 if (strcmp (long_options[option_index].name, "forwardable") == 0)
867 {
868
869
870 if (update_arg((void *)&(args_info->forwardable_flag), 0, &(args_info->forwardable_given),
871 &(local_args_info.forwardable_given), optarg, 0, 0, ARG_FLAG,
872 check_ambiguity, override, 1, 0, "forwardable", '-',
873 additional_error))
874 goto failure;
875
876 }
877 /* Get a forwarded ticket.. */
878 else if (strcmp (long_options[option_index].name, "forwarded") == 0)
879 {
880
881
882 if (update_arg((void *)&(args_info->forwarded_flag), 0, &(args_info->forwarded_given),
883 &(local_args_info.forwarded_given), optarg, 0, 0, ARG_FLAG,
884 check_ambiguity, override, 1, 0, "forwarded", '-',
885 additional_error))
886 goto failure;
887
888 }
889 /* Get a proxiable ticket, i.e., one that can be used to get proxy tickets.. */
890 else if (strcmp (long_options[option_index].name, "proxiable") == 0)
891 {
892
893
894 if (update_arg((void *)&(args_info->proxiable_flag), 0, &(args_info->proxiable_given),
895 &(local_args_info.proxiable_given), optarg, 0, 0, ARG_FLAG,
896 check_ambiguity, override, 1, 0, "proxiable", '-',
897 additional_error))
898 goto failure;
899
900 }
901 /* Get a proxy ticket.. */
902 else if (strcmp (long_options[option_index].name, "proxy") == 0)
903 {
904
905
906 if (update_arg((void *)&(args_info->proxy_flag), 0, &(args_info->proxy_given),
907 &(local_args_info.proxy_given), optarg, 0, 0, ARG_FLAG,
908 check_ambiguity, override, 1, 0, "proxy", '-',
909 additional_error))
910 goto failure;
911
912 }
913 /* Get a renewable ticket.. */
914 else if (strcmp (long_options[option_index].name, "renewable") == 0)
915 {
916
917
918 if (update_arg((void *)&(args_info->renewable_flag), 0, &(args_info->renewable_given),
919 &(local_args_info.renewable_given), optarg, 0, 0, ARG_FLAG,
920 check_ambiguity, override, 1, 0, "renewable", '-',
921 additional_error))
922 goto failure;
923
924 }
925 /* Client name. Default is login username.. */
926 else if (strcmp (long_options[option_index].name, "client-name") == 0)
927 {
928
929
930 if (update_arg( (void *)&(args_info->client_name_arg),
931 &(args_info->client_name_orig), &(args_info->client_name_given),
932 &(local_args_info.client_name_given), optarg, 0, 0, ARG_STRING,
933 check_ambiguity, override, 0, 0,
934 "client-name", '-',
935 additional_error))
936 goto failure;
937
938 }
939 /* Set default realm.. */
940 else if (strcmp (long_options[option_index].name, "realm") == 0)
941 {
942
943
944 if (update_arg( (void *)&(args_info->realm_arg),
945 &(args_info->realm_orig), &(args_info->realm_given),
946 &(local_args_info.realm_given), optarg, 0, 0, ARG_STRING,
947 check_ambiguity, override, 0, 0,
948 "realm", '-',
949 additional_error))
950 goto failure;
951
952 }
953 /* Specify renewable life of ticket. Implies --renewable. Accepts same time syntax as --endtime. If --renewable is specified, the default is 1 week after the start time.. */
954 else if (strcmp (long_options[option_index].name, "renew-till") == 0)
955 {
956
957
958 if (update_arg( (void *)&(args_info->renew_till_arg),
959 &(args_info->renew_till_orig), &(args_info->renew_till_given),
960 &(local_args_info.renew_till_given), optarg, 0, 0, ARG_STRING,
961 check_ambiguity, override, 0, 0,
962 "renew-till", '-',
963 additional_error))
964 goto failure;
965
966 }
967 /* Server name. Default is 'krbtgt/REALM' where REALM is client realm.. */
968 else if (strcmp (long_options[option_index].name, "server-name") == 0)
969 {
970
971
972 if (update_arg( (void *)&(args_info->server_name_arg),
973 &(args_info->server_name_orig), &(args_info->server_name_given),
974 &(local_args_info.server_name_given), optarg, 0, 0, ARG_STRING,
975 check_ambiguity, override, 0, 0,
976 "server-name", '-',
977 additional_error))
978 goto failure;
979
980 }
981 /* Service name in ticket to use for authenticating request. Only for TGS. Defaults to 'krbtgt/REALM@REALM' where REALM is client realm.. */
982 else if (strcmp (long_options[option_index].name, "ticket-granter") == 0)
983 {
984
985
986 if (update_arg( (void *)&(args_info->ticket_granter_arg),
987 &(args_info->ticket_granter_orig), &(args_info->ticket_granter_given),
988 &(local_args_info.ticket_granter_given), optarg, 0, 0, ARG_STRING,
989 check_ambiguity, override, 0, 0,
990 "ticket-granter", '-',
991 additional_error))
992 goto failure;
993
994 }
995 /* Read user configuration from FILE.. */
996 else if (strcmp (long_options[option_index].name, "configuration-file") == 0)
997 {
998
999
1000 if (update_arg( (void *)&(args_info->configuration_file_arg),
1001 &(args_info->configuration_file_orig), &(args_info->configuration_file_given),
1002 &(local_args_info.configuration_file_given), optarg, 0, 0, ARG_STRING,
1003 check_ambiguity, override, 0, 0,
1004 "configuration-file", '-',
1005 additional_error))
1006 goto failure;
1007
1008 }
1009 /* Read system configuration from FILE.. */
1010 else if (strcmp (long_options[option_index].name, "system-configuration-file") == 0)
1011 {
1012
1013
1014 if (update_arg( (void *)&(args_info->system_configuration_file_arg),
1015 &(args_info->system_configuration_file_orig), &(args_info->system_configuration_file_given),
1016 &(local_args_info.system_configuration_file_given), optarg, 0, 0, ARG_STRING,
1017 check_ambiguity, override, 0, 0,
1018 "system-configuration-file", '-',
1019 additional_error))
1020 goto failure;
1021
1022 }
1023 /* Write tickets from FILE. Default is to write them back to where they were read from.. */
1024 else if (strcmp (long_options[option_index].name, "ticket-write-file") == 0)
1025 {
1026
1027
1028 if (update_arg( (void *)&(args_info->ticket_write_file_arg),
1029 &(args_info->ticket_write_file_orig), &(args_info->ticket_write_file_given),
1030 &(local_args_info.ticket_write_file_given), optarg, 0, 0, ARG_STRING,
1031 check_ambiguity, override, 0, 0,
1032 "ticket-write-file", '-',
1033 additional_error))
1034 goto failure;
1035
1036 }
1037
1038 break;
1039 case '?': /* Invalid option. */
1040 /* `getopt_long' already printed an error message. */
1041 goto failure;
1042
1043 default: /* bug: option not considered. */
1044 fprintf (stderr, "%s: option unknown: %c%s\n", CMDLINE_PARSER_PACKAGE, c, (additional_error ? additional_error : ""));
1045 abort ();
1046 } /* switch */
1047 } /* while */
1048
1049
1050
1051 args_info->verbose_given += local_args_info.verbose_given;
1052 local_args_info.verbose_given = 0;
1053
1054 if (check_required)
1055 {
1056 error += cmdline_parser_required2 (args_info, argv[0], additional_error);
1057 }
1058
1059 cmdline_parser_release (&local_args_info);
1060
1061 if ( error )
1062 return (EXIT_FAILURE);
1063
1064 if (optind < argc)
1065 {
1066 int i = 0 ;
1067 int found_prog_name = 0;
1068 /* whether program name, i.e., argv[0], is in the remaining args
1069 (this may happen with some implementations of getopt,
1070 but surely not with the one included by gengetopt) */
1071
1072 i = optind;
1073 while (i < argc)
1074 if (argv[i++] == argv[0]) {
1075 found_prog_name = 1;
1076 break;
1077 }
1078 i = 0;
1079
1080 args_info->inputs_num = argc - optind - found_prog_name;
1081 args_info->inputs =
1082 (char **)(malloc ((args_info->inputs_num)*sizeof(char *))) ;
1083 while (optind < argc)
1084 if (argv[optind++] != argv[0])
1085 args_info->inputs[ i++ ] = gengetopt_strdup (argv[optind-1]) ;
1086 }
1087
1088 return 0;
1089
1090 failure:
1091
1092 cmdline_parser_release (&local_args_info);
1093 return (EXIT_FAILURE);
1094 }
1095