source: trunk/src/sh_getopt.c@ 277

Last change on this file since 277 was 272, checked in by katerina, 15 years ago

Fixes tickets #190, #191, #192, #193, and #194.
File size: 24.3 KB
Line 
1/* SAMHAIN file system integrity testing */
2/* Copyright (C) 1999, 2000 Rainer Wichmann */
3/* */
4/* This program is free software; you can redistribute it */
5/* and/or modify */
6/* it under the terms of the GNU General Public License as */
7/* published by */
8/* the Free Software Foundation; either version 2 of the License, or */
9/* (at your option) any later version. */
10/* */
11/* This program is distributed in the hope that it will be useful, */
12/* but WITHOUT ANY WARRANTY; without even the implied warranty of */
13/* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the */
14/* GNU General Public License for more details. */
15/* */
16/* You should have received a copy of the GNU General Public License */
17/* along with this program; if not, write to the Free Software */
18/* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */
19
20#include "config_xor.h"
21
22#include <stdlib.h>
23#include <stdio.h>
24#include <string.h>
25#include <limits.h>
26#include <errno.h>
27
28
29#include "samhain.h"
30#include "sh_error.h"
31#include "sh_getopt.h"
32#include "sh_files.h"
33#include "sh_utils.h"
34#include "sh_mail.h"
35#include "sh_forward.h"
36#include "sh_hash.h"
37
38#if defined(WITH_EXTERNAL)
39#include "sh_extern.h"
40#endif
41
42extern int sh_calls_set_bind_addr (const char *);
43
44#undef FIL__
45#define FIL__ _("sh_getopt.c")
46
47#define HAS_ARG_NO 0
48#define HAS_ARG_YES 1
49#define DROP_PRIV_NO 0
50#define DROP_PRIV_YES 1
51
52
53typedef struct options {
54 const char * longopt;
55 const char shortopt;
56 const char * usage;
57 int hasArg;
58 int (*func)(const char * opt);
59} opttable_t;
60
61/*@noreturn@*/
62static int sh_getopt_usage (const char * dummy);
63#if defined (SH_WITH_CLIENT) || defined (SH_STANDALONE)
64static int sh_getopt_forever (const char * dummy);
65#endif
66static int sh_getopt_copyright (const char * dummy);
67static int sh_getopt_version (const char * dummy);
68
69static opttable_t op_table[] = {
70
71#if defined (SH_WITH_CLIENT) || defined (SH_STANDALONE)
72 { N_("set-checksum-test"),
73 't',
74 N_("Set checksum testing to 'init', 'update', or 'check'"),
75 HAS_ARG_YES,
76 sh_util_setchecksum },
77 { N_("interactive"),
78 'i',
79 N_("Run update in interactive mode"),
80 HAS_ARG_NO,
81 sh_util_set_interactive },
82#endif
83#if defined(SH_WITH_SERVER) || defined(SH_WITH_CLIENT)
84 { N_("server-port"),
85 '-',
86 N_("Set the server port to connect to"),
87 HAS_ARG_YES,
88 sh_forward_server_port },
89#endif
90#ifdef SH_WITH_SERVER
91 { N_("server"),
92 'S',
93 N_("Run as log server (obsolete)"),
94 HAS_ARG_NO,
95 sh_util_setserver },
96 { N_("qualified"),
97 'q',
98 N_("Log fully qualified name of client host"),
99 HAS_ARG_NO,
100 sh_forward_set_strip },
101 { N_("chroot"),
102 '-',
103 N_("Chroot to specified directory"),
104 HAS_ARG_YES,
105 sh_unix_set_chroot },
106#endif
107 { N_("daemon"),
108 'D',
109 N_("Run as daemon"),
110 HAS_ARG_NO,
111 sh_unix_setdeamon },
112 { N_("foreground"),
113 '-',
114 N_("Stay in the foreground"),
115 HAS_ARG_NO,
116 sh_unix_setnodeamon },
117 { N_("bind-address"),
118 '-',
119 N_("Bind to this address (interface) for outgoing connections"),
120 HAS_ARG_YES,
121 sh_calls_set_bind_addr },
122#if defined(SH_WITH_SERVER) || defined(SH_WITH_CLIENT)
123 { N_("set-export-severity"),
124 'e',
125 N_("Set severity threshold for export to remote log server"),
126 HAS_ARG_YES,
127 sh_error_setexport },
128#endif
129 { N_("set-syslog-severity"),
130 's',
131 N_("Set severity threshold for syslog"),
132 HAS_ARG_YES,
133 sh_error_set_syslog },
134#ifdef WITH_EXTERNAL
135 { N_("set-extern-severity"),
136 'x',
137 N_("Set severity threshold for logging by external program(s)"),
138 HAS_ARG_YES,
139 sh_error_set_external },
140#endif
141#ifdef HAVE_LIBPRELUDE
142 { N_("set-prelude-severity"),
143 '-',
144 N_("Set severity threshold for logging to prelude"),
145 HAS_ARG_YES,
146 sh_error_set_prelude },
147#endif
148#if defined(WITH_DATABASE)
149 { N_("set-database-severity"),
150 '-',
151 N_("Set severity threshold for logging to RDBMS"),
152 HAS_ARG_YES,
153 sh_error_set_database },
154#endif
155 { N_("set-log-severity"),
156 'l',
157 N_("Set severity threshold for logfile"),
158 HAS_ARG_YES,
159 sh_error_setlog },
160#if defined(SH_WITH_MAIL)
161 { N_("set-mail-severity"),
162 'm',
163 N_("Set severitythreshold for e-mail"),
164 HAS_ARG_YES,
165 sh_error_setseverity },
166#endif
167 { N_("set-print-severity"),
168 'p',
169 N_("Set the severity threshold for terminal/console log"),
170 HAS_ARG_YES,
171 sh_error_setprint },
172#if defined (SH_WITH_CLIENT) || defined (SH_STANDALONE)
173 { N_("recursion"),
174 'r',
175 N_("Set recursion level for directories"),
176 HAS_ARG_YES,
177 sh_files_setrecursion },
178#endif
179 { N_("verify-log"),
180 'L',
181 N_("Verify the audit trail"),
182 HAS_ARG_YES,
183 sh_error_logverify },
184 { N_("just-list"),
185 'j',
186 N_("Modify -L to just list the audit trail"),
187 HAS_ARG_NO,
188 sh_error_logverify_mod },
189#if defined(SH_WITH_MAIL)
190 { N_("verify-mail"),
191 'M',
192 N_("Verify the mailbox"),
193 HAS_ARG_YES,
194 sh_mail_sigverify
195 },
196#endif
197 { N_("add-key"),
198 'V',
199 N_("Add key for the mail/log signature"),
200 HAS_ARG_YES,
201 sh_util_set_newkey
202 },
203 { N_("hash-string"),
204 'H',
205 N_("Print the hash of a string"),
206 HAS_ARG_YES,
207 sh_error_verify },
208#if defined (SH_WITH_SERVER)
209 { N_("password"),
210 'P',
211 N_("Compute a client registry entry for password"),
212 HAS_ARG_YES,
213 sh_forward_make_client },
214 { N_("gen-password"),
215 'G',
216 N_("Generate a random password"),
217 HAS_ARG_NO,
218 sh_forward_create_password },
219#endif
220
221#if defined (SH_WITH_CLIENT) || defined (SH_STANDALONE)
222 { N_("forever"),
223 'f',
224 N_("Loop forever, even if not daemon"),
225 HAS_ARG_NO,
226 sh_getopt_forever},
227 { N_("list-file"),
228 '-',
229 N_("Modify -d to list content of a single file"),
230 HAS_ARG_YES,
231 set_list_file},
232 { N_("full-detail"),
233 'a',
234 N_("Modify -d to list full details"),
235 HAS_ARG_NO,
236 set_full_detail},
237 { N_("delimited"),
238 '-',
239 N_("Modify -d to list full details, comma delimited"),
240 HAS_ARG_NO,
241 set_list_delimited},
242 { N_("list-database"),
243 'd',
244 N_("List database content (like ls -l)"),
245 HAS_ARG_YES,
246 sh_hash_list_db},
247 { N_("init2stdout"),
248 '-',
249 N_("Write database to stdout on init"),
250 HAS_ARG_NO,
251 sh_hash_pushdata_stdout},
252#endif
253 { N_("trace-logfile"),
254 '-',
255 N_("Logfile for trace"),
256 HAS_ARG_YES,
257 sl_trace_file },
258 { N_("trace-enable"),
259 '-',
260 N_("Enable tracing"),
261 HAS_ARG_NO,
262 sl_trace_use },
263 { N_("copyright"),
264 'c',
265 N_("Print copyright information"),
266 HAS_ARG_NO,
267 sh_getopt_copyright },
268 { N_("help"),
269 'h',
270 N_("Print usage information"),
271 HAS_ARG_NO,
272 sh_getopt_usage },
273 { N_("version"),
274 'v',
275 N_("Show version and compiled-in options"),
276 HAS_ARG_NO,
277 sh_getopt_version },
278#if defined(HAVE_LIBPRELUDE)
279 /* need to skip over these */
280 { N_("prelude"),
281 '-',
282 N_("Prelude generic options"),
283 HAS_ARG_NO,
284 NULL },
285 { N_("profile"),
286 '-',
287 N_("Profile to use for this analyzer"),
288 HAS_ARG_YES,
289 NULL },
290 { N_("heartbeat-interval"),
291 '-',
292 N_("Number of seconds between two heartbeats"),
293 HAS_ARG_YES,
294 NULL },
295 { N_("server-addr"),
296 '-',
297 N_("Address where this sensor should report to"),
298 HAS_ARG_YES,
299 NULL },
300 { N_("analyzer-name"),
301 '-',
302 N_("Name for this analyzer"),
303 HAS_ARG_YES,
304 NULL },
305#endif
306 /* last entry -- required !! -- */
307 { NULL,
308 '\0',
309 NULL,
310 HAS_ARG_NO,
311 NULL }
312};
313
314
315static void sh_getopt_print_log_facilities (void)
316{
317 int num = 0;
318
319 fputs (_("Compiled-in log facilities:\n"), stdout);
320
321#ifndef DEFAULT_CONSOLE
322 if (num > 0) fputc ('\n', stdout);
323 printf ("%s", _(" console (/dev/console)")); ++num;
324#else
325 if (num > 0) fputc ('\n', stdout);
326 if (0 == strcmp (DEFAULT_CONSOLE, _("NULL")))
327 { printf ("%s", _("console (/dev/console)")); ++num; }
328 else
329 { printf (_("console (%s)"), DEFAULT_CONSOLE); ++num; }
330#endif
331 if (num > 0) fputc ('\n', stdout);
332 fputs (_(" syslog"), stdout); ++num;
333 if (num > 0) fputc ('\n', stdout);
334 printf (_(" logfile (%s)"), DEFAULT_ERRFILE); ++num;
335
336#if defined(WITH_EXTERNAL)
337 if (num > 0) fputc ('\n', stdout);
338 fputs (_(" external program"), stdout); ++num;
339#endif
340
341#if defined(WITH_MESSAGE_QUEUE)
342 if (num > 0) fputc ('\n', stdout);
343 fputs (_(" message queue"), stdout); ++num;
344#endif
345
346#if defined(WITH_DATABASE)
347 if (num > 0) fputc ('\n', stdout);
348 fputs (_(" database"), stdout); ++num;
349#ifdef WITH_ODBC
350 fputs (_(" (odbc)"), stdout);
351#endif
352#ifdef WITH_ORACLE
353 fputs (_(" (Oracle)"), stdout);
354#endif
355#ifdef WITH_POSTGRES
356 fputs (_(" (PostgreSQL)"), stdout);
357#endif
358#ifdef WITH_MYSQL
359 fputs (_(" (MySQL)"), stdout);
360#endif
361#endif
362
363#if defined(SH_WITH_CLIENT) || defined(SH_WITH_SERVER)
364 if (num > 0) fputc ('\n', stdout);
365 fputs (_(" server"), stdout); ++num;
366#endif
367
368#if defined(SH_WITH_MAIL)
369 if (num > 0) fputc ('\n', stdout);
370 fputs (_(" email"), stdout); ++num;
371#endif
372
373#ifdef HAVE_LIBPRELUDE
374 if (num > 0) fputc ('\n', stdout); ++num;
375 fputs (_(" prelude (0.9.6+)"), stdout);
376#endif
377
378 if (num == 0)
379 fputs (_(" none"), stdout);
380 fputc ('\n', stdout);
381 return;
382}
383
384static void sh_getopt_print_options (void)
385{
386 int num = 0;
387
388
389#if defined(SH_STANDALONE)
390 if (num > 0) fputc ('\n', stdout);
391 fputs (_("Standalone executable"), stdout); ++num;
392#endif
393#if defined(SH_WITH_CLIENT)
394 if (num > 0) fputc ('\n', stdout);
395 printf (_("Client executable (port %d)"), SH_DEFAULT_PORT); ++num;
396#endif
397#if defined(SH_WITH_CLIENT)
398 if (num > 0) fputc ('\n', stdout);
399 printf (_("Server executable (port %d, user %s)"),
400 SH_DEFAULT_PORT, DEFAULT_IDENT);
401 ++num;
402#endif
403
404 fputs (_(", compiled-in options:"), stdout);
405
406#if defined(USE_SYSTEM_MALLOC)
407 if (num > 0) fputc ('\n', stdout);
408 fputs (_(" using system malloc"), stdout); ++num;
409#else
410 if (num > 0) fputc ('\n', stdout);
411 fputs (_(" using dnmalloc"), stdout); ++num;
412#endif
413
414#if defined(HAVE_EGD_RANDOM)
415 if (num > 0) fputc ('\n', stdout);
416 printf (_(" using entropy gathering daemon (%s)"), EGD_SOCKET_NAME); ++num;
417#endif
418#if defined(HAVE_UNIX_RANDOM)
419 if (num > 0) fputc ('\n', stdout);
420 fputs (_(" using unix entropy gatherer"), stdout); ++num;
421#endif
422#if defined(HAVE_URANDOM)
423 if (num > 0) fputc ('\n', stdout);
424 printf (_(" using entropy device (%s)"), NAME_OF_DEV_RANDOM); ++num;
425#endif
426
427#ifdef WITH_GPG
428 if (num > 0) fputc ('\n', stdout);
429 printf (_(" GnuPG signatures (%s)"), DEFAULT_GPG_PATH); ++num;
430#ifdef HAVE_GPG_CHECKSUM
431 if (num > 0) fputc ('\n', stdout);
432 printf (_(" -- GnuPG checksum: %s"), GPG_HASH); ++num;
433#endif
434#ifdef USE_FINGERPRINT
435 if (num > 0) fputc ('\n', stdout);
436 printf (_(" -- Key fingerprint: %s"), SH_GPG_FP); ++num;
437#endif
438#endif
439
440#if defined(SL_DEBUG)
441 if (num > 0) fputc ('\n', stdout);
442 fputs (_(" debug build (do not use for production)"), stdout); ++num;
443#endif
444#if defined(SCREW_IT_UP)
445 if (num > 0) fputc ('\n', stdout);
446 fputs (_(" anti-debugger"), stdout); ++num;
447#endif
448#if defined(SH_USE_XML)
449 if (num > 0) fputc ('\n', stdout);
450 fputs (_(" xml log format"), stdout); ++num;
451#endif
452#if defined(HAVE_NTIME)
453 if (num > 0) fputc ('\n', stdout);
454 fputs (_(" using time server"), stdout); ++num;
455#endif
456#if defined(HAVE_REGEX_H)
457 if (num > 0) fputc ('\n', stdout);
458 fputs (_(" posix regex support"), stdout); ++num;
459#endif
460
461
462#if defined(SH_WITH_CLIENT) || defined(SH_STANDALONE)
463#if defined(HAVE_LIBZ)
464 if (num > 0) fputc ('\n', stdout);
465 fputs (_(" optionally store full text for files"), stdout); ++num;
466#endif
467#if defined(USE_XATTR)
468 if (num > 0) fputc ('\n', stdout);
469 fputs (_(" check SELinux attributes"), stdout); ++num;
470#endif
471#if defined(USE_ACL)
472 if (num > 0) fputc ('\n', stdout);
473 fputs (_(" check Posix ACLs"), stdout); ++num;
474#endif
475#if defined(RELOAD_DATABASE)
476 if (num > 0) fputc ('\n', stdout);
477 fputs (_(" fetch database on reload"), stdout); ++num;
478#endif
479#endif
480
481#if defined(SH_WITH_SERVER)
482
483#if !defined(HAVE_GETPEEREID) && !defined(SO_PEERCRED) && !defined(HAVE_STRUCT_CMSGCRED) && !defined(HAVE_STRUCT_FCRED) && !(defined(HAVE_STRUCT_SOCKCRED) && defined(LOCAL_CREDS))
484 if (num > 0) fputc ('\n', stdout);
485 fputs (_(" command socket authentication: use SetSocketPassword"), stdout);
486 ++num;
487#else
488 if (num > 0) fputc ('\n', stdout);
489 fputs (_(" command socket authentication: use SetSocketAllowUID"), stdout);
490 ++num;
491#endif
492
493#if defined(SH_USE_LIBWRAP)
494 if (num > 0) fputc ('\n', stdout);
495 fputs (_(" support tcp wrapper"), stdout); ++num;
496#endif
497#if defined(INET_SYSLOG)
498 if (num > 0) fputc ('\n', stdout);
499 fputs (_(" support listening on 514/udp (syslog)"), stdout); ++num;
500#endif
501#endif
502
503 if (num == 0)
504 fputs (_(" none"), stdout);
505 fputc ('\n', stdout);
506 return;
507}
508
509static void sh_getopt_print_modules (void)
510{
511#if defined (SH_WITH_CLIENT) || defined (SH_STANDALONE)
512 int num = 0;
513
514 fputs (_("Compiled-in modules:\n"), stdout);
515#ifdef SH_USE_UTMP
516 if (num > 0) fputc (',', stdout);
517 fputs (_(" login/logout"), stdout); ++num;
518#endif
519#ifdef SH_USE_MOUNTS
520 if (num > 0) fputc (',', stdout);
521 fputs (_(" mount options"), stdout); ++num;
522#endif
523#ifdef SH_USE_USERFILES
524 if (num > 0) fputc (',', stdout);
525 fputs (_(" userfiles"), stdout); ++num;
526#endif
527#ifdef SH_USE_KERN
528 if (num > 0) fputc (',', stdout);
529 fputs (_(" kernel"), stdout); ++num;
530#endif
531#ifdef SH_USE_SUIDCHK
532 if (num > 0) fputc (',', stdout);
533 fputs (_(" suid"), stdout); ++num;
534#endif
535#ifdef SH_USE_PROCESSCHECK
536 if (num > 0) fputc (',', stdout);
537 fputs (_(" processes"), stdout); ++num;
538#endif
539#ifdef SH_USE_PORTCHECK
540 if (num > 0) fputc (',', stdout);
541 fputs (_(" ports"), stdout); ++num;
542#endif
543#ifdef USE_LOGFILE_MONITOR
544 if (num > 0) fputc (',', stdout);
545 fputs (_(" logfile monitor"), stdout); ++num;
546#endif
547 if (num == 0)
548 fputs (_(" none"), stdout);
549 fputc ('\n', stdout);
550#endif
551 return;
552}
553
554static int sh_getopt_version (const char * dummy)
555{
556 (void) dummy;
557 fprintf (stdout,
558 _("This is samhain (%s), "\
559 "(c) 1999-2008 Rainer Wichmann (http://la-samhna.de).\n"),
560 VERSION);
561 fprintf (stdout, "%s",_("This software comes with ABSOLUTELY NO WARRANTY. "));
562 fprintf (stdout, "%s",_("Use at own risk.\n\n"));
563
564 sh_getopt_print_log_facilities ();
565 sh_getopt_print_modules ();
566 sh_getopt_print_options ();
567
568 _exit (EXIT_SUCCESS);
569 /*@notreached@*/
570 return 0; /* make compilers happy */
571}
572static int sh_getopt_copyright (const char * dummy)
573{
574 fprintf (stdout, "%s",
575 _("Copyright (C) 1999-2008 Rainer Wichmann"\
576 " (http://la-samhna.de).\n\n"));
577
578 fprintf (stdout, "%s",
579 _("This program is free software; "\
580 "you can redistribute it and/or modify\n"));
581 fprintf (stdout, "%s",_("it under the terms of the GNU General "\
582 "Public License as published by\n"));
583 fprintf (stdout, "%s",_("the Free Software Foundation; either version 2 "\
584 "of the License, or\n"));
585 fprintf (stdout, "%s",_("(at your option) any later version.\n\n"));
586
587 fprintf (stdout, "%s",_("This program is distributed in the hope "\
588 "that it will be useful,\n"));
589 fprintf (stdout, "%s",_("but WITHOUT ANY WARRANTY; "\
590 "without even the implied warranty of\n"));
591 fprintf (stdout, "%s",_("MERCHANTABILITY or FITNESS FOR A PARTICULAR "\
592 "PURPOSE. See the\n"));
593 fprintf (stdout, "%s",_("GNU General Public License for more details.\n\n"));
594
595 fprintf (stdout, "%s",_("You should have received a copy of the "\
596 "GNU General Public License\n"));
597 fprintf (stdout, "%s",_("along with this program; "\
598 "if not, write to the Free Software\n"));
599 fprintf (stdout, "%s",_("Foundation, Inc., 59 Temple Place - Suite 330, "\
600 "Boston, MA 02111-1307, USA.\n\n"));
601
602 fprintf (stdout, "%s",_("This product makes use of the reference "\
603 "implementation of the TIGER message\n"));
604 fprintf (stdout, "%s",_("digest algorithm. This code is copyright Eli Biham "\
605 "(biham@cs.technion.ac.il)\n"));
606 fprintf (stdout, "%s",_("and Ross Anderson (rja14@cl.cam.ac.uk). It can be used "\
607 "freely without any\n"));
608 fprintf (stdout, "%s",_("restrictions.\n"));
609#if defined(USE_SRP_PROTOCOL) && !defined(SH_STANDALONE)
610#if (!defined(HAVE_LIBGMP) || !defined(HAVE_GMP_H))
611 fprintf (stdout, "%s",_("This product makes use of the 'bignum' library by "\
612 "Henrik Johansson\n"));
613 fprintf (stdout, "%s",_("(Henrik.Johansson@Nexus.Comm.SE). If you are "\
614 "including this library in a\n"));
615 fprintf (stdout, "%s",_("commercial product, be sure to distribute ALL of"\
616 " it with the product.\n"));
617#endif
618 fprintf (stdout, "%s",_("This product uses the 'Secure Remote Password' "\
619 "cryptographic\n"));
620 fprintf (stdout, "%s",_("authentication system developed by Tom Wu "\
621 "(tjw@CS.Stanford.EDU).\n"));
622#endif
623 fprintf (stdout, "%s",_("\nPlease refer to the file COPYING in the source "\
624 "distribution for a"));
625 fprintf (stdout, "%s",_("\nfull list of incorporated code and associated "\
626 "licenses.\n"));
627
628 if (dummy)
629 _exit (EXIT_SUCCESS);
630 else
631 _exit (EXIT_SUCCESS);
632 /*@notreached@*/
633 return 0; /* make compilers happy */
634}
635
636/*@noreturn@*/
637static int sh_getopt_usage (const char * dummy)
638{
639 int i;
640 char fmt[64];
641
642 char opts[64];
643
644 for (i = 0; i < 64; ++i) /* splint does not grok char opts[64] = { '\0' }; */
645 opts[i] = '\0';
646
647 fprintf (stdout,
648 _("This is samhain (%s), "\
649 "(c) 1999-2006 Rainer Wichmann (http://la-samhna.de).\n"),
650 VERSION);
651 fprintf (stdout, "%s",_("This software comes with ABSOLUTELY NO WARRANTY. "));
652 fprintf (stdout, "%s",_("Use at own risk.\n"));
653
654 fprintf (stdout, "%s",_("Usage:\n\n"));
655
656 for (i = 0; op_table[i].longopt != NULL; ++i) {
657
658 if (i == 63)
659 break;
660
661 if (op_table[i].shortopt != '-' &&
662 strchr(opts, op_table[i].shortopt) != NULL)
663 fprintf (stdout, "%s",_("Short option char collision !\n"));
664 opts[i] = op_table[i].shortopt;
665
666
667 if (op_table[i].hasArg == HAS_ARG_NO) {
668 if (sl_strlen(op_table[i].longopt) < 10)
669 sl_strlcpy(fmt,_("%c%c%c --%-s,\t\t\t %s\n"), sizeof(fmt));
670 else if (sl_strlen(op_table[i].longopt) < 17)
671 sl_strlcpy(fmt, _("%c%c%c --%-s,\t\t %s\n"), sizeof(fmt));
672 else
673 sl_strlcpy(fmt, _("%c%c%c --%-s,\t %s\n"), sizeof(fmt));
674 /* flawfinder: ignore */
675 fprintf (stdout, fmt,
676 (op_table[i].shortopt == '-') ? ' ' : '-',
677 (op_table[i].shortopt == '-') ? ' ' : op_table[i].shortopt,
678 (op_table[i].shortopt == '-') ? ' ' : ',',
679 _(op_table[i].longopt),
680 _(op_table[i].usage));
681 } else {
682 if (sl_strlen(op_table[i].longopt) < 12)
683 sl_strlcpy(fmt, _("%c%c %s --%-s=<arg>,\t\t %s\n"), sizeof(fmt));
684 else
685 sl_strlcpy(fmt, _("%c%c %s --%-s=<arg>,\t %s\n"), sizeof(fmt));
686 /* flawfinder: ignore */
687 fprintf (stdout, fmt,
688 (op_table[i].shortopt == '-') ? ' ' : '-',
689 (op_table[i].shortopt == '-') ? ' ' : op_table[i].shortopt,
690 (op_table[i].shortopt == '-') ? _(" ") : _("<arg>,"),
691 _(op_table[i].longopt),
692 _(op_table[i].usage));
693 }
694 }
695
696 fprintf (stdout, "%s",
697 _("\nPlease report bugs to support@la-samhna.de.\n"));
698
699 (void) fflush(stdout);
700
701 if ( dummy != NULL)
702 {
703 if (sl_strcmp( dummy, _("fail")) == 0 )
704 _exit (EXIT_FAILURE);
705 }
706
707 _exit (EXIT_SUCCESS);
708 /*@notreached@*/
709 return 0; /* make compilers happy */
710}
711
712#if defined (SH_WITH_CLIENT) || defined (SH_STANDALONE)
713static int sh_getopt_forever (const char * dummy)
714{
715 (void) dummy;
716 SL_ENTER(_("sh_getopt_forever"));
717 sh.flag.loop = S_TRUE;
718 SL_RETURN(0, _("sh_getopt_forever"));
719}
720#endif
721
722int sh_getopt_get (int argc, char * argv[])
723{
724 int count = 0;
725 size_t len = 0;
726 int foundit = 0;
727 int i;
728 size_t k;
729 char * theequal;
730
731 SL_ENTER(_("sh_getopt_get"));
732
733 /* -- Return if no args. --
734 */
735 if (argc < 2)
736 SL_RETURN(0, _("sh_getopt_get"));
737
738 while (argc > 1 && argv[1][0] == '-')
739 {
740
741 /* Initialize
742 */
743 foundit = 0;
744 len = sl_strlen (argv[1]);
745
746 /* a '-' with no argument: error
747 */
748 if (len == 1)
749 (void) sh_getopt_usage(_("fail"));
750
751 /* a '--' with no argument: stop argument processing
752 */
753 if (len == 2 && argv[1][1] == '-')
754 SL_RETURN( count, _("sh_getopt_get"));
755
756 /* a short option: process it
757 */
758 if (len >= 2 && argv[1][1] != '-')
759 {
760 for (k = 1; k < len; ++k)
761 {
762 for (i = 0; op_table[i].shortopt != '\0'; ++i)
763 {
764
765 if ( op_table[i].shortopt == argv[1][k] )
766 {
767 foundit = 1;
768 if ( op_table[i].hasArg == HAS_ARG_YES )
769 {
770 if (k != (len - 1))
771 {
772 /* not last option
773 */
774 fprintf (stderr, "%s",
775 _("Error: short option with argument is not last in option string\n"));
776 (void) sh_getopt_usage(_("fail"));
777 }
778 if (argc < 3)
779 {
780 /* argument required, but no avail
781 */
782 fprintf (stderr, "%s",
783 _("Error: missing argument\n"));
784 (void) sh_getopt_usage(_("fail"));
785 }
786 else
787 {
788 /* call function with argument */
789 --argc; ++argv;
790 if (NULL != op_table[i].func &&
791 0 != (* op_table[i].func )(argv[1]))
792 fprintf (stderr,
793 _("Error processing option -%c\n"),
794 op_table[i].shortopt);
795 break;
796 }
797 }
798 else
799 {
800 if (NULL != op_table[i].func &&
801 0 != (* op_table[i].func )(NULL))
802 fprintf (stderr,
803 _("Error processing option -%c\n"),
804 op_table[i].shortopt);
805 break;
806 }
807 }
808 }
809 }
810
811 /* 'break' should get here
812 */
813 if (foundit == 1)
814 {
815 --argc; ++argv;
816 continue;
817 }
818 else
819 {
820 /* unrecognized short option */
821 fprintf (stderr, "%s",_("Error: unrecognized short option\n"));
822 (void) sh_getopt_usage(_("fail"));
823 }
824 }
825
826 /* a long option: process it
827 */
828 if (len > 2)
829 {
830
831 for (i = 0; op_table[i].longopt != NULL; ++i)
832 {
833
834 if (sl_strncmp(_(op_table[i].longopt),
835 &argv[1][2],
836 sl_strlen(op_table[i].longopt)) == 0 )
837 {
838 foundit = 1;
839 if ( op_table[i].hasArg == HAS_ARG_YES )
840 {
841 theequal = strchr(argv[1], '=');
842 if (theequal == NULL)
843 {
844 if (argc < 3)
845 {
846 /* argument required, but no avail
847 */
848 fprintf (stderr, "%s",
849 _("Error: missing argument\n"));
850 (void) sh_getopt_usage(_("fail"));
851 }
852 else
853 {
854 /* call function with argument */
855 --argc; ++argv;
856 if (NULL != op_table[i].func &&
857 0 != (* op_table[i].func )(argv[1]))
858 fprintf (stderr,
859 _("Error processing option -%s\n"),
860 op_table[i].longopt);
861 break;
862 }
863 }
864 else
865 {
866 if (sl_strlen (theequal) > 1)
867 {
868 ++theequal;
869 /* call function with argument */
870 if (NULL != op_table[i].func &&
871 0 != (* op_table[i].func )(theequal))
872 fprintf (stderr,
873 _("Error processing option -%s\n"),
874 op_table[i].longopt);
875 break;
876 }
877 else
878 {
879 fprintf (stderr, "%s",
880 _("Error: invalid argument\n"));
881 /* argument required, but no avail */
882 (void) sh_getopt_usage(_("fail"));
883 }
884 }
885 }
886 else
887 {
888 if (NULL != op_table[i].func &&
889 0 != (* op_table[i].func )(NULL))
890 fprintf (stderr,
891 _("Error processing option -%s\n"),
892 op_table[i].longopt);
893 break;
894 }
895 }
896 }
897
898 /* 'break' should get here */
899 if (foundit == 1)
900 {
901 ++count;
902 --argc;
903 ++argv;
904 continue;
905 }
906 else
907 {
908 /* unrecognized long option */
909 fprintf (stderr, "%s",_("Error: unrecognized long option\n"));
910 (void) sh_getopt_usage(_("fail"));
911 }
912 }
913 }
914
915 SL_RETURN( count, _("sh_getopt_get"));
916}
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