Line data Source code
1 : /* gpgsm.c - GnuPG for S/MIME
2 : * Copyright (C) 2001-2008, 2010 Free Software Foundation, Inc.
3 : * Copyright (C) 2001-2008, 2010 Werner Koch
4 : *
5 : * This file is part of GnuPG.
6 : *
7 : * GnuPG is free software; you can redistribute it and/or modify
8 : * it under the terms of the GNU General Public License as published by
9 : * the Free Software Foundation; either version 3 of the License, or
10 : * (at your option) any later version.
11 : *
12 : * GnuPG is distributed in the hope that it will be useful,
13 : * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 : * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 : * GNU General Public License for more details.
16 : *
17 : * You should have received a copy of the GNU General Public License
18 : * along with this program; if not, see <https://www.gnu.org/licenses/>.
19 : */
20 :
21 : #include <config.h>
22 : #include <errno.h>
23 : #include <stdio.h>
24 : #include <stdlib.h>
25 : #include <string.h>
26 : #include <ctype.h>
27 : #include <unistd.h>
28 : #include <fcntl.h>
29 : /*#include <mcheck.h>*/
30 :
31 : #include "gpgsm.h"
32 : #include <gcrypt.h>
33 : #include <assuan.h> /* malloc hooks */
34 :
35 : #include "passphrase.h"
36 : #include "../common/shareddefs.h"
37 : #include "../kbx/keybox.h" /* malloc hooks */
38 : #include "i18n.h"
39 : #include "keydb.h"
40 : #include "sysutils.h"
41 : #include "gc-opt-flags.h"
42 : #include "asshelp.h"
43 : #include "../common/init.h"
44 :
45 :
46 : #ifndef O_BINARY
47 : #define O_BINARY 0
48 : #endif
49 :
50 : enum cmd_and_opt_values {
51 : aNull = 0,
52 : oArmor = 'a',
53 : aDetachedSign = 'b',
54 : aSym = 'c',
55 : aDecrypt = 'd',
56 : aEncr = 'e',
57 : aListKeys = 'k',
58 : aListSecretKeys = 'K',
59 : oDryRun = 'n',
60 : oOutput = 'o',
61 : oQuiet = 'q',
62 : oRecipient = 'r',
63 : aSign = 's',
64 : oUser = 'u',
65 : oVerbose = 'v',
66 : oBatch = 500,
67 : aClearsign,
68 : aKeygen,
69 : aSignEncr,
70 : aDeleteKey,
71 : aImport,
72 : aVerify,
73 : aListExternalKeys,
74 : aListChain,
75 : aSendKeys,
76 : aRecvKeys,
77 : aExport,
78 : aExportSecretKeyP12,
79 : aExportSecretKeyP8,
80 : aExportSecretKeyRaw,
81 : aServer,
82 : aLearnCard,
83 : aCallDirmngr,
84 : aCallProtectTool,
85 : aPasswd,
86 : aGPGConfList,
87 : aGPGConfTest,
88 : aDumpKeys,
89 : aDumpChain,
90 : aDumpSecretKeys,
91 : aDumpExternalKeys,
92 : aKeydbClearSomeCertFlags,
93 : aFingerprint,
94 :
95 : oOptions,
96 : oDebug,
97 : oDebugLevel,
98 : oDebugAll,
99 : oDebugNone,
100 : oDebugWait,
101 : oDebugAllowCoreDump,
102 : oDebugNoChainValidation,
103 : oDebugIgnoreExpiration,
104 : oLogFile,
105 : oNoLogFile,
106 : oAuditLog,
107 : oHtmlAuditLog,
108 :
109 : oEnableSpecialFilenames,
110 :
111 : oAgentProgram,
112 : oDisplay,
113 : oTTYname,
114 : oTTYtype,
115 : oLCctype,
116 : oLCmessages,
117 : oXauthority,
118 :
119 : oPreferSystemDirmngr,
120 : oDirmngrProgram,
121 : oDisableDirmngr,
122 : oProtectToolProgram,
123 : oFakedSystemTime,
124 :
125 : oPassphraseFD,
126 : oPinentryMode,
127 :
128 : oAssumeArmor,
129 : oAssumeBase64,
130 : oAssumeBinary,
131 :
132 : oBase64,
133 : oNoArmor,
134 : oP12Charset,
135 :
136 : oCompliance,
137 :
138 : oDisableCRLChecks,
139 : oEnableCRLChecks,
140 : oDisableTrustedCertCRLCheck,
141 : oEnableTrustedCertCRLCheck,
142 : oForceCRLRefresh,
143 :
144 : oDisableOCSP,
145 : oEnableOCSP,
146 :
147 : oIncludeCerts,
148 : oPolicyFile,
149 : oDisablePolicyChecks,
150 : oEnablePolicyChecks,
151 : oAutoIssuerKeyRetrieve,
152 :
153 : oWithFingerprint,
154 : oWithMD5Fingerprint,
155 : oWithKeygrip,
156 : oWithSecret,
157 : oAnswerYes,
158 : oAnswerNo,
159 : oKeyring,
160 : oDefaultKey,
161 : oDefRecipient,
162 : oDefRecipientSelf,
163 : oNoDefRecipient,
164 : oStatusFD,
165 : oCipherAlgo,
166 : oDigestAlgo,
167 : oExtraDigestAlgo,
168 : oNoVerbose,
169 : oNoSecmemWarn,
170 : oNoDefKeyring,
171 : oNoGreeting,
172 : oNoTTY,
173 : oNoOptions,
174 : oNoBatch,
175 : oHomedir,
176 : oWithColons,
177 : oWithKeyData,
178 : oWithValidation,
179 : oWithEphemeralKeys,
180 : oSkipVerify,
181 : oValidationModel,
182 : oKeyServer,
183 : oEncryptTo,
184 : oNoEncryptTo,
185 : oLoggerFD,
186 : oDisableCipherAlgo,
187 : oDisablePubkeyAlgo,
188 : oIgnoreTimeConflict,
189 : oNoRandomSeedFile,
190 : oNoCommonCertsImport,
191 : oIgnoreCertExtension,
192 : oNoAutostart
193 : };
194 :
195 :
196 : static ARGPARSE_OPTS opts[] = {
197 :
198 : ARGPARSE_group (300, N_("@Commands:\n ")),
199 :
200 : ARGPARSE_c (aSign, "sign", N_("make a signature")),
201 : /*ARGPARSE_c (aClearsign, "clearsign", N_("make a clear text signature") ),*/
202 : ARGPARSE_c (aDetachedSign, "detach-sign", N_("make a detached signature")),
203 : ARGPARSE_c (aEncr, "encrypt", N_("encrypt data")),
204 : /*ARGPARSE_c (aSym, "symmetric", N_("encryption only with symmetric cipher")),*/
205 : ARGPARSE_c (aDecrypt, "decrypt", N_("decrypt data (default)")),
206 : ARGPARSE_c (aVerify, "verify", N_("verify a signature")),
207 : ARGPARSE_c (aListKeys, "list-keys", N_("list keys")),
208 : ARGPARSE_c (aListExternalKeys, "list-external-keys",
209 : N_("list external keys")),
210 : ARGPARSE_c (aListSecretKeys, "list-secret-keys", N_("list secret keys")),
211 : ARGPARSE_c (aListChain, "list-chain", N_("list certificate chain")),
212 : ARGPARSE_c (aFingerprint, "fingerprint", N_("list keys and fingerprints")),
213 : ARGPARSE_c (aKeygen, "gen-key", N_("generate a new key pair")),
214 : ARGPARSE_c (aDeleteKey, "delete-keys",
215 : N_("remove keys from the public keyring")),
216 : /*ARGPARSE_c (aSendKeys, "send-keys", N_("export keys to a keyserver")),*/
217 : /*ARGPARSE_c (aRecvKeys, "recv-keys", N_("import keys from a keyserver")),*/
218 : ARGPARSE_c (aImport, "import", N_("import certificates")),
219 : ARGPARSE_c (aExport, "export", N_("export certificates")),
220 :
221 : /* We use -raw and not -p1 for pkcs#1 secret key export so that it
222 : won't accidentally be used in case -p12 was intended. */
223 : ARGPARSE_c (aExportSecretKeyP12, "export-secret-key-p12", "@"),
224 : ARGPARSE_c (aExportSecretKeyP8, "export-secret-key-p8", "@"),
225 : ARGPARSE_c (aExportSecretKeyRaw, "export-secret-key-raw", "@"),
226 :
227 : ARGPARSE_c (aLearnCard, "learn-card", N_("register a smartcard")),
228 : ARGPARSE_c (aServer, "server", N_("run in server mode")),
229 : ARGPARSE_c (aCallDirmngr, "call-dirmngr",
230 : N_("pass a command to the dirmngr")),
231 : ARGPARSE_c (aCallProtectTool, "call-protect-tool",
232 : N_("invoke gpg-protect-tool")),
233 : ARGPARSE_c (aPasswd, "passwd", N_("change a passphrase")),
234 : ARGPARSE_c (aGPGConfList, "gpgconf-list", "@"),
235 : ARGPARSE_c (aGPGConfTest, "gpgconf-test", "@"),
236 :
237 : ARGPARSE_c (aDumpKeys, "dump-cert", "@"),
238 : ARGPARSE_c (aDumpKeys, "dump-keys", "@"),
239 : ARGPARSE_c (aDumpChain, "dump-chain", "@"),
240 : ARGPARSE_c (aDumpExternalKeys, "dump-external-keys", "@"),
241 : ARGPARSE_c (aDumpSecretKeys, "dump-secret-keys", "@"),
242 : ARGPARSE_c (aKeydbClearSomeCertFlags, "keydb-clear-some-cert-flags", "@"),
243 :
244 : ARGPARSE_group (301, N_("@\nOptions:\n ")),
245 :
246 : ARGPARSE_s_n (oArmor, "armor", N_("create ascii armored output")),
247 : ARGPARSE_s_n (oArmor, "armour", "@"),
248 : ARGPARSE_s_n (oBase64, "base64", N_("create base-64 encoded output")),
249 :
250 : ARGPARSE_s_s (oP12Charset, "p12-charset", "@"),
251 :
252 : ARGPARSE_s_i (oPassphraseFD, "passphrase-fd", "@"),
253 : ARGPARSE_s_s (oPinentryMode, "pinentry-mode", "@"),
254 :
255 : ARGPARSE_s_n (oAssumeArmor, "assume-armor",
256 : N_("assume input is in PEM format")),
257 : ARGPARSE_s_n (oAssumeBase64, "assume-base64",
258 : N_("assume input is in base-64 format")),
259 : ARGPARSE_s_n (oAssumeBinary, "assume-binary",
260 : N_("assume input is in binary format")),
261 :
262 : ARGPARSE_s_s (oRecipient, "recipient", N_("|USER-ID|encrypt for USER-ID")),
263 :
264 : ARGPARSE_s_n (oPreferSystemDirmngr,"prefer-system-dirmngr", "@"),
265 :
266 : ARGPARSE_s_n (oDisableCRLChecks, "disable-crl-checks",
267 : N_("never consult a CRL")),
268 : ARGPARSE_s_n (oEnableCRLChecks, "enable-crl-checks", "@"),
269 : ARGPARSE_s_n (oDisableTrustedCertCRLCheck,
270 : "disable-trusted-cert-crl-check", "@"),
271 : ARGPARSE_s_n (oEnableTrustedCertCRLCheck,
272 : "enable-trusted-cert-crl-check", "@"),
273 :
274 : ARGPARSE_s_n (oForceCRLRefresh, "force-crl-refresh", "@"),
275 :
276 : ARGPARSE_s_n (oDisableOCSP, "disable-ocsp", "@"),
277 : ARGPARSE_s_n (oEnableOCSP, "enable-ocsp", N_("check validity using OCSP")),
278 :
279 : ARGPARSE_s_s (oValidationModel, "validation-model", "@"),
280 :
281 : ARGPARSE_s_i (oIncludeCerts, "include-certs",
282 : N_("|N|number of certificates to include") ),
283 :
284 : ARGPARSE_s_s (oPolicyFile, "policy-file",
285 : N_("|FILE|take policy information from FILE")),
286 :
287 : ARGPARSE_s_n (oDisablePolicyChecks, "disable-policy-checks",
288 : N_("do not check certificate policies")),
289 : ARGPARSE_s_n (oEnablePolicyChecks, "enable-policy-checks", "@"),
290 :
291 : ARGPARSE_s_n (oAutoIssuerKeyRetrieve, "auto-issuer-key-retrieve",
292 : N_("fetch missing issuer certificates")),
293 :
294 : ARGPARSE_s_s (oEncryptTo, "encrypt-to", "@"),
295 : ARGPARSE_s_n (oNoEncryptTo, "no-encrypt-to", "@"),
296 :
297 : ARGPARSE_s_s (oUser, "local-user",
298 : N_("|USER-ID|use USER-ID to sign or decrypt")),
299 :
300 : ARGPARSE_s_s (oOutput, "output", N_("|FILE|write output to FILE")),
301 : ARGPARSE_s_n (oVerbose, "verbose", N_("verbose")),
302 : ARGPARSE_s_n (oQuiet, "quiet", N_("be somewhat more quiet")),
303 : ARGPARSE_s_n (oNoTTY, "no-tty", N_("don't use the terminal at all")),
304 : ARGPARSE_s_s (oLogFile, "log-file",
305 : N_("|FILE|write a server mode log to FILE")),
306 : ARGPARSE_s_n (oNoLogFile, "no-log-file", "@"),
307 : ARGPARSE_s_i (oLoggerFD, "logger-fd", "@"),
308 :
309 : ARGPARSE_s_s (oAuditLog, "audit-log",
310 : N_("|FILE|write an audit log to FILE")),
311 : ARGPARSE_s_s (oHtmlAuditLog, "html-audit-log", "@"),
312 : ARGPARSE_s_n (oDryRun, "dry-run", N_("do not make any changes")),
313 : ARGPARSE_s_n (oBatch, "batch", N_("batch mode: never ask")),
314 : ARGPARSE_s_n (oAnswerYes, "yes", N_("assume yes on most questions")),
315 : ARGPARSE_s_n (oAnswerNo, "no", N_("assume no on most questions")),
316 :
317 : ARGPARSE_s_s (oKeyring, "keyring",
318 : N_("|FILE|add keyring to the list of keyrings")),
319 :
320 : ARGPARSE_s_s (oDefaultKey, "default-key",
321 : N_("|USER-ID|use USER-ID as default secret key")),
322 :
323 : /* Not yet used: */
324 : /* ARGPARSE_s_s (oDefRecipient, "default-recipient", */
325 : /* N_("|NAME|use NAME as default recipient")), */
326 : /* ARGPARSE_s_n (oDefRecipientSelf, "default-recipient-self", */
327 : /* N_("use the default key as default recipient")), */
328 : /* ARGPARSE_s_n (oNoDefRecipient, "no-default-recipient", "@"), */
329 :
330 : ARGPARSE_s_s (oKeyServer, "keyserver",
331 : N_("|SPEC|use this keyserver to lookup keys")),
332 : ARGPARSE_s_s (oOptions, "options", N_("|FILE|read options from FILE")),
333 :
334 : ARGPARSE_s_s (oDebug, "debug", "@"),
335 : ARGPARSE_s_s (oDebugLevel, "debug-level",
336 : N_("|LEVEL|set the debugging level to LEVEL")),
337 : ARGPARSE_s_n (oDebugAll, "debug-all", "@"),
338 : ARGPARSE_s_n (oDebugNone, "debug-none", "@"),
339 : ARGPARSE_s_i (oDebugWait, "debug-wait", "@"),
340 : ARGPARSE_s_n (oDebugAllowCoreDump, "debug-allow-core-dump", "@"),
341 : ARGPARSE_s_n (oDebugNoChainValidation, "debug-no-chain-validation", "@"),
342 : ARGPARSE_s_n (oDebugIgnoreExpiration, "debug-ignore-expiration", "@"),
343 :
344 : ARGPARSE_s_i (oStatusFD, "status-fd",
345 : N_("|FD|write status info to this FD")),
346 :
347 : ARGPARSE_s_s (oCipherAlgo, "cipher-algo",
348 : N_("|NAME|use cipher algorithm NAME")),
349 : ARGPARSE_s_s (oDigestAlgo, "digest-algo",
350 : N_("|NAME|use message digest algorithm NAME")),
351 : ARGPARSE_s_s (oExtraDigestAlgo, "extra-digest-algo", "@"),
352 :
353 :
354 : ARGPARSE_group (302, N_(
355 : "@\n(See the man page for a complete listing of all commands and options)\n"
356 : )),
357 :
358 : ARGPARSE_group (303, N_("@\nExamples:\n\n"
359 : " -se -r Bob [file] sign and encrypt for user Bob\n"
360 : " --clearsign [file] make a clear text signature\n"
361 : " --detach-sign [file] make a detached signature\n"
362 : " --list-keys [names] show keys\n"
363 : " --fingerprint [names] show fingerprints\n" )),
364 :
365 : /* Hidden options. */
366 : ARGPARSE_s_s (oCompliance, "compliance", "@"),
367 : ARGPARSE_s_n (oNoVerbose, "no-verbose", "@"),
368 : ARGPARSE_s_n (oEnableSpecialFilenames, "enable-special-filenames", "@"),
369 : ARGPARSE_s_n (oNoSecmemWarn, "no-secmem-warning", "@"),
370 : ARGPARSE_s_n (oNoArmor, "no-armor", "@"),
371 : ARGPARSE_s_n (oNoArmor, "no-armour", "@"),
372 : ARGPARSE_s_n (oNoDefKeyring, "no-default-keyring", "@"),
373 : ARGPARSE_s_n (oNoGreeting, "no-greeting", "@"),
374 : ARGPARSE_s_n (oNoOptions, "no-options", "@"),
375 : ARGPARSE_s_s (oHomedir, "homedir", "@"),
376 : ARGPARSE_s_s (oAgentProgram, "agent-program", "@"),
377 : ARGPARSE_s_s (oDisplay, "display", "@"),
378 : ARGPARSE_s_s (oTTYname, "ttyname", "@"),
379 : ARGPARSE_s_s (oTTYtype, "ttytype", "@"),
380 : ARGPARSE_s_s (oLCctype, "lc-ctype", "@"),
381 : ARGPARSE_s_s (oLCmessages, "lc-messages", "@"),
382 : ARGPARSE_s_s (oXauthority, "xauthority", "@"),
383 : ARGPARSE_s_s (oDirmngrProgram, "dirmngr-program", "@"),
384 : ARGPARSE_s_n (oDisableDirmngr, "disable-dirmngr", "@"),
385 : ARGPARSE_s_s (oProtectToolProgram, "protect-tool-program", "@"),
386 : ARGPARSE_s_s (oFakedSystemTime, "faked-system-time", "@"),
387 : ARGPARSE_s_n (oNoBatch, "no-batch", "@"),
388 : ARGPARSE_s_n (oWithColons, "with-colons", "@"),
389 : ARGPARSE_s_n (oWithKeyData,"with-key-data", "@"),
390 : ARGPARSE_s_n (oWithValidation, "with-validation", "@"),
391 : ARGPARSE_s_n (oWithMD5Fingerprint, "with-md5-fingerprint", "@"),
392 : ARGPARSE_s_n (oWithEphemeralKeys, "with-ephemeral-keys", "@"),
393 : ARGPARSE_s_n (oSkipVerify, "skip-verify", "@"),
394 : ARGPARSE_s_n (oWithFingerprint, "with-fingerprint", "@"),
395 : ARGPARSE_s_n (oWithKeygrip, "with-keygrip", "@"),
396 : ARGPARSE_s_n (oWithSecret, "with-secret", "@"),
397 : ARGPARSE_s_s (oDisableCipherAlgo, "disable-cipher-algo", "@"),
398 : ARGPARSE_s_s (oDisablePubkeyAlgo, "disable-pubkey-algo", "@"),
399 : ARGPARSE_s_n (oIgnoreTimeConflict, "ignore-time-conflict", "@"),
400 : ARGPARSE_s_n (oNoRandomSeedFile, "no-random-seed-file", "@"),
401 : ARGPARSE_s_n (oNoCommonCertsImport, "no-common-certs-import", "@"),
402 : ARGPARSE_s_s (oIgnoreCertExtension, "ignore-cert-extension", "@"),
403 : ARGPARSE_s_n (oNoAutostart, "no-autostart", "@"),
404 :
405 : /* Command aliases. */
406 : ARGPARSE_c (aListKeys, "list-key", "@"),
407 : ARGPARSE_c (aListChain, "list-sig", "@"),
408 : ARGPARSE_c (aListChain, "list-sigs", "@"),
409 : ARGPARSE_c (aListChain, "check-sig", "@"),
410 : ARGPARSE_c (aListChain, "check-sigs", "@"),
411 : ARGPARSE_c (aDeleteKey, "delete-key", "@"),
412 :
413 : ARGPARSE_end ()
414 : };
415 :
416 :
417 : /* The list of supported debug flags. */
418 : static struct debug_flags_s debug_flags [] =
419 : {
420 : { DBG_X509_VALUE , "x509" },
421 : { DBG_MPI_VALUE , "mpi" },
422 : { DBG_CRYPTO_VALUE , "crypto" },
423 : { DBG_MEMORY_VALUE , "memory" },
424 : { DBG_CACHE_VALUE , "cache" },
425 : { DBG_MEMSTAT_VALUE, "memstat" },
426 : { DBG_HASHING_VALUE, "hashing" },
427 : { DBG_IPC_VALUE , "ipc" },
428 : { 0, NULL }
429 : };
430 :
431 :
432 : /* Global variable to keep an error count. */
433 : int gpgsm_errors_seen = 0;
434 :
435 : /* It is possible that we are currentlu running under setuid permissions */
436 : static int maybe_setuid = 1;
437 :
438 : /* Helper to implement --debug-level and --debug*/
439 : static const char *debug_level;
440 : static unsigned int debug_value;
441 :
442 : /* Default value for include-certs. We need an extra macro for
443 : gpgconf-list because the variable will be changed by the command
444 : line option.
445 :
446 : It is often cumbersome to locate intermediate certificates, thus by
447 : default we include all certificates in the chain. However we leave
448 : out the root certificate because that would make it too easy for
449 : the recipient to import that root certificate. A root certificate
450 : should be installed only after due checks and thus it won't help to
451 : send it along with each message. */
452 : #define DEFAULT_INCLUDE_CERTS -2 /* Include all certs but root. */
453 : static int default_include_certs = DEFAULT_INCLUDE_CERTS;
454 :
455 : /* Whether the chain mode shall be used for validation. */
456 : static int default_validation_model;
457 :
458 : /* The default cipher algo. */
459 : #define DEFAULT_CIPHER_ALGO "AES"
460 :
461 :
462 : static char *build_list (const char *text,
463 : const char *(*mapf)(int), int (*chkf)(int));
464 : static void set_cmd (enum cmd_and_opt_values *ret_cmd,
465 : enum cmd_and_opt_values new_cmd );
466 :
467 : static void emergency_cleanup (void);
468 : static int open_read (const char *filename);
469 : static estream_t open_es_fread (const char *filename, const char *mode);
470 : static estream_t open_es_fwrite (const char *filename);
471 : static void run_protect_tool (int argc, char **argv);
472 :
473 : static int
474 0 : our_pk_test_algo (int algo)
475 : {
476 0 : switch (algo)
477 : {
478 : case GCRY_PK_RSA:
479 : case GCRY_PK_ECDSA:
480 0 : return gcry_pk_test_algo (algo);
481 : default:
482 0 : return 1;
483 : }
484 : }
485 :
486 : static int
487 0 : our_cipher_test_algo (int algo)
488 : {
489 0 : switch (algo)
490 : {
491 : case GCRY_CIPHER_3DES:
492 : case GCRY_CIPHER_AES128:
493 : case GCRY_CIPHER_AES192:
494 : case GCRY_CIPHER_AES256:
495 : case GCRY_CIPHER_SERPENT128:
496 : case GCRY_CIPHER_SERPENT192:
497 : case GCRY_CIPHER_SERPENT256:
498 : case GCRY_CIPHER_SEED:
499 : case GCRY_CIPHER_CAMELLIA128:
500 : case GCRY_CIPHER_CAMELLIA192:
501 : case GCRY_CIPHER_CAMELLIA256:
502 0 : return gcry_cipher_test_algo (algo);
503 : default:
504 0 : return 1;
505 : }
506 : }
507 :
508 :
509 : static int
510 0 : our_md_test_algo (int algo)
511 : {
512 0 : switch (algo)
513 : {
514 : case GCRY_MD_MD5:
515 : case GCRY_MD_SHA1:
516 : case GCRY_MD_RMD160:
517 : case GCRY_MD_SHA224:
518 : case GCRY_MD_SHA256:
519 : case GCRY_MD_SHA384:
520 : case GCRY_MD_SHA512:
521 : case GCRY_MD_WHIRLPOOL:
522 0 : return gcry_md_test_algo (algo);
523 : default:
524 0 : return 1;
525 : }
526 : }
527 :
528 :
529 : static char *
530 0 : make_libversion (const char *libname, const char *(*getfnc)(const char*))
531 : {
532 : const char *s;
533 : char *result;
534 :
535 0 : if (maybe_setuid)
536 : {
537 0 : gcry_control (GCRYCTL_INIT_SECMEM, 0, 0); /* Drop setuid. */
538 0 : maybe_setuid = 0;
539 : }
540 0 : s = getfnc (NULL);
541 0 : result = xmalloc (strlen (libname) + 1 + strlen (s) + 1);
542 0 : strcpy (stpcpy (stpcpy (result, libname), " "), s);
543 0 : return result;
544 : }
545 :
546 :
547 : static const char *
548 0 : my_strusage( int level )
549 : {
550 : static char *digests, *pubkeys, *ciphers;
551 : static char *ver_gcry, *ver_ksba;
552 : const char *p;
553 :
554 0 : switch (level)
555 : {
556 0 : case 11: p = "@GPGSM@ (@GNUPG@)";
557 0 : break;
558 0 : case 13: p = VERSION; break;
559 0 : case 17: p = PRINTABLE_OS_NAME; break;
560 0 : case 19: p = _("Please report bugs to <@EMAIL@>.\n"); break;
561 :
562 : case 1:
563 0 : case 40: p = _("Usage: @GPGSM@ [options] [files] (-h for help)");
564 0 : break;
565 : case 41:
566 0 : p = _("Syntax: @GPGSM@ [options] [files]\n"
567 : "Sign, check, encrypt or decrypt using the S/MIME protocol\n"
568 : "Default operation depends on the input data\n");
569 0 : break;
570 :
571 : case 20:
572 0 : if (!ver_gcry)
573 0 : ver_gcry = make_libversion ("libgcrypt", gcry_check_version);
574 0 : p = ver_gcry;
575 0 : break;
576 : case 21:
577 0 : if (!ver_ksba)
578 0 : ver_ksba = make_libversion ("libksba", ksba_check_version);
579 0 : p = ver_ksba;
580 0 : break;
581 :
582 0 : case 31: p = "\nHome: "; break;
583 0 : case 32: p = gnupg_homedir (); break;
584 0 : case 33: p = _("\nSupported algorithms:\n"); break;
585 : case 34:
586 0 : if (!ciphers)
587 0 : ciphers = build_list ("Cipher: ", gnupg_cipher_algo_name,
588 : our_cipher_test_algo );
589 0 : p = ciphers;
590 0 : break;
591 : case 35:
592 0 : if (!pubkeys)
593 0 : pubkeys = build_list ("Pubkey: ", gcry_pk_algo_name,
594 : our_pk_test_algo );
595 0 : p = pubkeys;
596 0 : break;
597 : case 36:
598 0 : if (!digests)
599 0 : digests = build_list("Hash: ", gcry_md_algo_name, our_md_test_algo );
600 0 : p = digests;
601 0 : break;
602 :
603 0 : default: p = NULL; break;
604 : }
605 0 : return p;
606 : }
607 :
608 :
609 : static char *
610 0 : build_list (const char *text, const char * (*mapf)(int), int (*chkf)(int))
611 : {
612 : int i;
613 0 : size_t n=strlen(text)+2;
614 : char *list, *p;
615 :
616 0 : if (maybe_setuid) {
617 0 : gcry_control (GCRYCTL_DROP_PRIVS); /* drop setuid */
618 : }
619 :
620 0 : for (i=1; i < 400; i++ )
621 0 : if (!chkf(i))
622 0 : n += strlen(mapf(i)) + 2;
623 0 : list = xmalloc (21 + n);
624 0 : *list = 0;
625 0 : for (p=NULL, i=1; i < 400; i++)
626 : {
627 0 : if (!chkf(i))
628 : {
629 0 : if( !p )
630 0 : p = stpcpy (list, text );
631 : else
632 0 : p = stpcpy (p, ", ");
633 0 : p = stpcpy (p, mapf(i) );
634 : }
635 : }
636 0 : if (p)
637 0 : strcpy (p, "\n" );
638 0 : return list;
639 : }
640 :
641 :
642 : /* Set the file pointer into binary mode if required. */
643 : static void
644 0 : set_binary (FILE *fp)
645 : {
646 : #ifdef HAVE_DOSISH_SYSTEM
647 : setmode (fileno (fp), O_BINARY);
648 : #else
649 : (void)fp;
650 : #endif
651 0 : }
652 :
653 :
654 :
655 : static void
656 0 : wrong_args (const char *text)
657 : {
658 0 : fprintf (stderr, _("usage: %s [options] %s\n"), GPGSM_NAME, text);
659 0 : gpgsm_exit (2);
660 0 : }
661 :
662 :
663 : static void
664 0 : set_opt_session_env (const char *name, const char *value)
665 : {
666 : gpg_error_t err;
667 :
668 0 : err = session_env_setenv (opt.session_env, name, value);
669 0 : if (err)
670 0 : log_fatal ("error setting session environment: %s\n",
671 : gpg_strerror (err));
672 0 : }
673 :
674 :
675 : /* Setup the debugging. With a DEBUG_LEVEL of NULL only the active
676 : debug flags are propagated to the subsystems. With DEBUG_LEVEL
677 : set, a specific set of debug flags is set; and individual debugging
678 : flags will be added on top. */
679 : static void
680 3 : set_debug (void)
681 : {
682 3 : int numok = (debug_level && digitp (debug_level));
683 3 : int numlvl = numok? atoi (debug_level) : 0;
684 :
685 3 : if (!debug_level)
686 : ;
687 0 : else if (!strcmp (debug_level, "none") || (numok && numlvl < 1))
688 0 : opt.debug = 0;
689 0 : else if (!strcmp (debug_level, "basic") || (numok && numlvl <= 2))
690 0 : opt.debug = DBG_IPC_VALUE;
691 0 : else if (!strcmp (debug_level, "advanced") || (numok && numlvl <= 5))
692 0 : opt.debug = DBG_IPC_VALUE|DBG_X509_VALUE;
693 0 : else if (!strcmp (debug_level, "expert") || (numok && numlvl <= 8))
694 0 : opt.debug = (DBG_IPC_VALUE|DBG_X509_VALUE
695 : |DBG_CACHE_VALUE|DBG_CRYPTO_VALUE);
696 0 : else if (!strcmp (debug_level, "guru") || numok)
697 : {
698 0 : opt.debug = ~0;
699 : /* Unless the "guru" string has been used we don't want to allow
700 : hashing debugging. The rationale is that people tend to
701 : select the highest debug value and would then clutter their
702 : disk with debug files which may reveal confidential data. */
703 0 : if (numok)
704 0 : opt.debug &= ~(DBG_HASHING_VALUE);
705 : }
706 : else
707 : {
708 0 : log_error (_("invalid debug-level '%s' given\n"), debug_level);
709 0 : gpgsm_exit (2);
710 : }
711 :
712 3 : opt.debug |= debug_value;
713 :
714 3 : if (opt.debug && !opt.verbose)
715 0 : opt.verbose = 1;
716 3 : if (opt.debug)
717 0 : opt.quiet = 0;
718 :
719 3 : if (opt.debug & DBG_MPI_VALUE)
720 0 : gcry_control (GCRYCTL_SET_DEBUG_FLAGS, 2);
721 3 : if (opt.debug & DBG_CRYPTO_VALUE )
722 0 : gcry_control (GCRYCTL_SET_DEBUG_FLAGS, 1);
723 3 : gcry_control (GCRYCTL_SET_VERBOSITY, (int)opt.verbose);
724 :
725 3 : if (opt.debug)
726 0 : parse_debug_flag (NULL, &opt.debug, debug_flags);
727 3 : }
728 :
729 :
730 :
731 : static void
732 3 : set_cmd (enum cmd_and_opt_values *ret_cmd, enum cmd_and_opt_values new_cmd)
733 : {
734 3 : enum cmd_and_opt_values cmd = *ret_cmd;
735 :
736 3 : if (!cmd || cmd == new_cmd)
737 3 : cmd = new_cmd;
738 0 : else if ( cmd == aSign && new_cmd == aEncr )
739 0 : cmd = aSignEncr;
740 0 : else if ( cmd == aEncr && new_cmd == aSign )
741 0 : cmd = aSignEncr;
742 0 : else if ( (cmd == aSign && new_cmd == aClearsign)
743 0 : || (cmd == aClearsign && new_cmd == aSign) )
744 0 : cmd = aClearsign;
745 : else
746 : {
747 0 : log_error(_("conflicting commands\n"));
748 0 : gpgsm_exit(2);
749 : }
750 :
751 3 : *ret_cmd = cmd;
752 3 : }
753 :
754 :
755 : /* Helper to add recipients to a list. */
756 : static void
757 0 : do_add_recipient (ctrl_t ctrl, const char *name,
758 : certlist_t *recplist, int is_encrypt_to, int recp_required)
759 : {
760 0 : int rc = gpgsm_add_to_certlist (ctrl, name, 0, recplist, is_encrypt_to);
761 0 : if (rc)
762 : {
763 0 : if (recp_required)
764 : {
765 0 : log_error ("can't encrypt to '%s': %s\n", name, gpg_strerror (rc));
766 0 : gpgsm_status2 (ctrl, STATUS_INV_RECP,
767 : get_inv_recpsgnr_code (rc), name, NULL);
768 : }
769 : else
770 0 : log_info (_("Note: won't be able to encrypt to '%s': %s\n"),
771 : name, gpg_strerror (rc));
772 : }
773 0 : }
774 :
775 :
776 : static void
777 0 : parse_validation_model (const char *model)
778 : {
779 0 : int i = gpgsm_parse_validation_model (model);
780 0 : if (i == -1)
781 0 : log_error (_("unknown validation model '%s'\n"), model);
782 : else
783 0 : default_validation_model = i;
784 0 : }
785 :
786 :
787 : /* Release the list of SERVERS. As usual it is okay to call this
788 : function with SERVERS passed as NULL. */
789 : void
790 3 : keyserver_list_free (struct keyserver_spec *servers)
791 : {
792 6 : while (servers)
793 : {
794 0 : struct keyserver_spec *tmp = servers->next;
795 0 : xfree (servers->host);
796 0 : xfree (servers->user);
797 0 : if (servers->pass)
798 0 : memset (servers->pass, 0, strlen (servers->pass));
799 0 : xfree (servers->pass);
800 0 : xfree (servers->base);
801 0 : xfree (servers);
802 0 : servers = tmp;
803 : }
804 3 : }
805 :
806 : /* See also dirmngr ldapserver_parse_one(). */
807 : struct keyserver_spec *
808 0 : parse_keyserver_line (char *line,
809 : const char *filename, unsigned int lineno)
810 : {
811 : char *p;
812 : char *endp;
813 : struct keyserver_spec *server;
814 : int fieldno;
815 0 : int fail = 0;
816 :
817 : /* Parse the colon separated fields. */
818 0 : server = xcalloc (1, sizeof *server);
819 0 : for (fieldno = 1, p = line; p; p = endp, fieldno++ )
820 : {
821 0 : endp = strchr (p, ':');
822 0 : if (endp)
823 0 : *endp++ = '\0';
824 0 : trim_spaces (p);
825 0 : switch (fieldno)
826 : {
827 : case 1:
828 0 : if (*p)
829 0 : server->host = xstrdup (p);
830 : else
831 : {
832 0 : log_error (_("%s:%u: no hostname given\n"),
833 : filename, lineno);
834 0 : fail = 1;
835 : }
836 0 : break;
837 :
838 : case 2:
839 0 : if (*p)
840 0 : server->port = atoi (p);
841 0 : break;
842 :
843 : case 3:
844 0 : if (*p)
845 0 : server->user = xstrdup (p);
846 0 : break;
847 :
848 : case 4:
849 0 : if (*p && !server->user)
850 : {
851 0 : log_error (_("%s:%u: password given without user\n"),
852 : filename, lineno);
853 0 : fail = 1;
854 : }
855 0 : else if (*p)
856 0 : server->pass = xstrdup (p);
857 0 : break;
858 :
859 : case 5:
860 0 : if (*p)
861 0 : server->base = xstrdup (p);
862 0 : break;
863 :
864 : default:
865 : /* (We silently ignore extra fields.) */
866 0 : break;
867 : }
868 : }
869 :
870 0 : if (fail)
871 : {
872 0 : log_info (_("%s:%u: skipping this line\n"), filename, lineno);
873 0 : keyserver_list_free (server);
874 0 : server = NULL;
875 : }
876 :
877 0 : return server;
878 : }
879 :
880 :
881 : int
882 3 : main ( int argc, char **argv)
883 : {
884 : ARGPARSE_ARGS pargs;
885 : int orig_argc;
886 : char **orig_argv;
887 : /* char *username;*/
888 : int may_coredump;
889 3 : strlist_t sl, remusr= NULL, locusr=NULL;
890 3 : strlist_t nrings=NULL;
891 3 : int detached_sig = 0;
892 3 : FILE *configfp = NULL;
893 3 : char *configname = NULL;
894 : unsigned configlineno;
895 3 : int parse_debug = 0;
896 3 : int no_more_options = 0;
897 3 : int default_config =1;
898 3 : int default_keyring = 1;
899 3 : char *logfile = NULL;
900 3 : char *auditlog = NULL;
901 3 : char *htmlauditlog = NULL;
902 3 : int greeting = 0;
903 3 : int nogreeting = 0;
904 3 : int debug_wait = 0;
905 3 : int use_random_seed = 1;
906 3 : int no_common_certs_import = 0;
907 3 : int with_fpr = 0;
908 3 : const char *forced_digest_algo = NULL;
909 3 : const char *extra_digest_algo = NULL;
910 3 : enum cmd_and_opt_values cmd = 0;
911 : struct server_control_s ctrl;
912 3 : certlist_t recplist = NULL;
913 3 : certlist_t signerlist = NULL;
914 3 : int do_not_setup_keys = 0;
915 3 : int recp_required = 0;
916 3 : estream_t auditfp = NULL;
917 3 : estream_t htmlauditfp = NULL;
918 : struct assuan_malloc_hooks malloc_hooks;
919 3 : int pwfd = -1;
920 : /*mtrace();*/
921 :
922 3 : early_system_init ();
923 3 : gnupg_reopen_std (GPGSM_NAME);
924 : /* trap_unaligned ();*/
925 3 : gnupg_rl_initialize ();
926 3 : set_strusage (my_strusage);
927 3 : gcry_control (GCRYCTL_SUSPEND_SECMEM_WARN);
928 :
929 : /* Please note that we may running SUID(ROOT), so be very CAREFUL
930 : when adding any stuff between here and the call to secmem_init()
931 : somewhere after the option parsing */
932 3 : log_set_prefix (GPGSM_NAME, GPGRT_LOG_WITH_PREFIX);
933 :
934 : /* Make sure that our subsystems are ready. */
935 3 : i18n_init ();
936 3 : init_common_subsystems (&argc, &argv);
937 :
938 : /* Check that the libraries are suitable. Do it here because the
939 : option parse may need services of the library */
940 3 : if (!ksba_check_version (NEED_KSBA_VERSION) )
941 0 : log_fatal (_("%s is too old (need %s, have %s)\n"), "libksba",
942 : NEED_KSBA_VERSION, ksba_check_version (NULL) );
943 :
944 :
945 3 : gcry_control (GCRYCTL_USE_SECURE_RNDPOOL);
946 :
947 3 : may_coredump = disable_core_dumps ();
948 :
949 3 : gnupg_init_signals (0, emergency_cleanup);
950 :
951 3 : dotlock_create (NULL, 0); /* Register lockfile cleanup. */
952 :
953 3 : opt.autostart = 1;
954 3 : opt.session_env = session_env_new ();
955 3 : if (!opt.session_env)
956 0 : log_fatal ("error allocating session environment block: %s\n",
957 0 : strerror (errno));
958 :
959 : /* Note: If you change this default cipher algorithm , please
960 : remember to update the Gpgconflist entry as well. */
961 3 : opt.def_cipher_algoid = DEFAULT_CIPHER_ALGO;
962 :
963 :
964 : /* First check whether we have a config file on the commandline */
965 3 : orig_argc = argc;
966 3 : orig_argv = argv;
967 3 : pargs.argc = &argc;
968 3 : pargs.argv = &argv;
969 3 : pargs.flags= 1|(1<<6); /* do not remove the args, ignore version */
970 9 : while (arg_parse( &pargs, opts))
971 : {
972 3 : if (pargs.r_opt == oDebug || pargs.r_opt == oDebugAll)
973 0 : parse_debug++;
974 3 : else if (pargs.r_opt == oOptions)
975 : { /* yes there is one, so we do not try the default one but
976 : read the config file when it is encountered at the
977 : commandline */
978 0 : default_config = 0;
979 : }
980 3 : else if (pargs.r_opt == oNoOptions)
981 : {
982 0 : default_config = 0; /* --no-options */
983 0 : opt.no_homedir_creation = 1;
984 : }
985 3 : else if (pargs.r_opt == oHomedir)
986 0 : gnupg_set_homedir (pargs.r.ret_str);
987 3 : else if (pargs.r_opt == aCallProtectTool)
988 0 : break; /* This break makes sure that --version and --help are
989 : passed to the protect-tool. */
990 : }
991 :
992 :
993 : /* Initialize the secure memory. */
994 3 : gcry_control (GCRYCTL_INIT_SECMEM, 16384, 0);
995 3 : maybe_setuid = 0;
996 :
997 : /*
998 : Now we are now working under our real uid
999 : */
1000 :
1001 3 : ksba_set_malloc_hooks (gcry_malloc, gcry_realloc, gcry_free );
1002 :
1003 3 : malloc_hooks.malloc = gcry_malloc;
1004 3 : malloc_hooks.realloc = gcry_realloc;
1005 3 : malloc_hooks.free = gcry_free;
1006 3 : assuan_set_malloc_hooks (&malloc_hooks);
1007 3 : assuan_set_gpg_err_source (GPG_ERR_SOURCE_DEFAULT);
1008 3 : setup_libassuan_logging (&opt.debug, NULL);
1009 :
1010 3 : keybox_set_malloc_hooks (gcry_malloc, gcry_realloc, gcry_free);
1011 :
1012 : /* Setup a default control structure for command line mode */
1013 3 : memset (&ctrl, 0, sizeof ctrl);
1014 3 : gpgsm_init_default_ctrl (&ctrl);
1015 3 : ctrl.no_server = 1;
1016 3 : ctrl.status_fd = -1; /* No status output. */
1017 3 : ctrl.autodetect_encoding = 1;
1018 :
1019 : /* Set the default option file */
1020 3 : if (default_config )
1021 3 : configname = make_filename (gnupg_homedir (),
1022 : GPGSM_NAME EXTSEP_S "conf", NULL);
1023 : /* Set the default policy file */
1024 3 : opt.policy_file = make_filename (gnupg_homedir (), "policies.txt", NULL);
1025 :
1026 3 : argc = orig_argc;
1027 3 : argv = orig_argv;
1028 3 : pargs.argc = &argc;
1029 3 : pargs.argv = &argv;
1030 3 : pargs.flags = 1; /* do not remove the args */
1031 :
1032 : next_pass:
1033 6 : if (configname) {
1034 3 : configlineno = 0;
1035 3 : configfp = fopen (configname, "r");
1036 3 : if (!configfp)
1037 : {
1038 0 : if (default_config)
1039 : {
1040 0 : if (parse_debug)
1041 0 : log_info (_("Note: no default option file '%s'\n"), configname);
1042 : }
1043 : else
1044 : {
1045 0 : log_error (_("option file '%s': %s\n"), configname, strerror(errno));
1046 0 : gpgsm_exit(2);
1047 : }
1048 0 : xfree(configname);
1049 0 : configname = NULL;
1050 : }
1051 3 : if (parse_debug && configname)
1052 0 : log_info (_("reading options from '%s'\n"), configname);
1053 3 : default_config = 0;
1054 : }
1055 :
1056 27 : while (!no_more_options
1057 21 : && optfile_parse (configfp, configname, &configlineno, &pargs, opts))
1058 : {
1059 15 : switch (pargs.r_opt)
1060 : {
1061 : case aGPGConfList:
1062 : case aGPGConfTest:
1063 0 : set_cmd (&cmd, pargs.r_opt);
1064 0 : do_not_setup_keys = 1;
1065 0 : nogreeting = 1;
1066 0 : break;
1067 :
1068 : case aServer:
1069 0 : opt.batch = 1;
1070 0 : set_cmd (&cmd, aServer);
1071 0 : break;
1072 :
1073 : case aCallDirmngr:
1074 0 : opt.batch = 1;
1075 0 : set_cmd (&cmd, aCallDirmngr);
1076 0 : do_not_setup_keys = 1;
1077 0 : break;
1078 :
1079 : case aCallProtectTool:
1080 0 : opt.batch = 1;
1081 0 : set_cmd (&cmd, aCallProtectTool);
1082 0 : no_more_options = 1; /* Stop parsing. */
1083 0 : do_not_setup_keys = 1;
1084 0 : break;
1085 :
1086 : case aDeleteKey:
1087 0 : set_cmd (&cmd, aDeleteKey);
1088 : /*greeting=1;*/
1089 0 : do_not_setup_keys = 1;
1090 0 : break;
1091 :
1092 : case aDetachedSign:
1093 0 : detached_sig = 1;
1094 0 : set_cmd (&cmd, aSign );
1095 0 : break;
1096 :
1097 : case aKeygen:
1098 0 : set_cmd (&cmd, aKeygen);
1099 0 : greeting=1;
1100 0 : do_not_setup_keys = 1;
1101 0 : break;
1102 :
1103 : case aImport:
1104 : case aSendKeys:
1105 : case aRecvKeys:
1106 : case aExport:
1107 : case aExportSecretKeyP12:
1108 : case aExportSecretKeyP8:
1109 : case aExportSecretKeyRaw:
1110 : case aDumpKeys:
1111 : case aDumpChain:
1112 : case aDumpExternalKeys:
1113 : case aDumpSecretKeys:
1114 : case aListKeys:
1115 : case aListExternalKeys:
1116 : case aListSecretKeys:
1117 : case aListChain:
1118 : case aLearnCard:
1119 : case aPasswd:
1120 : case aKeydbClearSomeCertFlags:
1121 3 : do_not_setup_keys = 1;
1122 3 : set_cmd (&cmd, pargs.r_opt);
1123 3 : break;
1124 :
1125 : case aEncr:
1126 0 : recp_required = 1;
1127 0 : set_cmd (&cmd, pargs.r_opt);
1128 0 : break;
1129 :
1130 : case aSym:
1131 : case aDecrypt:
1132 : case aSign:
1133 : case aClearsign:
1134 : case aVerify:
1135 0 : set_cmd (&cmd, pargs.r_opt);
1136 0 : break;
1137 :
1138 : /* Output encoding selection. */
1139 : case oArmor:
1140 0 : ctrl.create_pem = 1;
1141 0 : break;
1142 : case oBase64:
1143 0 : ctrl.create_pem = 0;
1144 0 : ctrl.create_base64 = 1;
1145 0 : break;
1146 : case oNoArmor:
1147 0 : ctrl.create_pem = 0;
1148 0 : ctrl.create_base64 = 0;
1149 0 : break;
1150 :
1151 : case oP12Charset:
1152 0 : opt.p12_charset = pargs.r.ret_str;
1153 0 : break;
1154 :
1155 : case oPassphraseFD:
1156 0 : pwfd = translate_sys2libc_fd_int (pargs.r.ret_int, 0);
1157 0 : break;
1158 :
1159 : case oPinentryMode:
1160 0 : opt.pinentry_mode = parse_pinentry_mode (pargs.r.ret_str);
1161 0 : if (opt.pinentry_mode == -1)
1162 0 : log_error (_("invalid pinentry mode '%s'\n"), pargs.r.ret_str);
1163 0 : break;
1164 :
1165 : /* Input encoding selection. */
1166 : case oAssumeArmor:
1167 0 : ctrl.autodetect_encoding = 0;
1168 0 : ctrl.is_pem = 1;
1169 0 : ctrl.is_base64 = 0;
1170 0 : break;
1171 : case oAssumeBase64:
1172 0 : ctrl.autodetect_encoding = 0;
1173 0 : ctrl.is_pem = 0;
1174 0 : ctrl.is_base64 = 1;
1175 0 : break;
1176 : case oAssumeBinary:
1177 0 : ctrl.autodetect_encoding = 0;
1178 0 : ctrl.is_pem = 0;
1179 0 : ctrl.is_base64 = 0;
1180 0 : break;
1181 :
1182 : case oDisableCRLChecks:
1183 3 : opt.no_crl_check = 1;
1184 3 : break;
1185 : case oEnableCRLChecks:
1186 0 : opt.no_crl_check = 0;
1187 0 : break;
1188 : case oDisableTrustedCertCRLCheck:
1189 0 : opt.no_trusted_cert_crl_check = 1;
1190 0 : break;
1191 : case oEnableTrustedCertCRLCheck:
1192 0 : opt.no_trusted_cert_crl_check = 0;
1193 0 : break;
1194 : case oForceCRLRefresh:
1195 0 : opt.force_crl_refresh = 1;
1196 0 : break;
1197 :
1198 : case oDisableOCSP:
1199 0 : ctrl.use_ocsp = opt.enable_ocsp = 0;
1200 0 : break;
1201 : case oEnableOCSP:
1202 0 : ctrl.use_ocsp = opt.enable_ocsp = 1;
1203 0 : break;
1204 :
1205 : case oIncludeCerts:
1206 0 : ctrl.include_certs = default_include_certs = pargs.r.ret_int;
1207 0 : break;
1208 :
1209 : case oPolicyFile:
1210 0 : xfree (opt.policy_file);
1211 0 : if (*pargs.r.ret_str)
1212 0 : opt.policy_file = xstrdup (pargs.r.ret_str);
1213 : else
1214 0 : opt.policy_file = NULL;
1215 0 : break;
1216 :
1217 : case oDisablePolicyChecks:
1218 0 : opt.no_policy_check = 1;
1219 0 : break;
1220 : case oEnablePolicyChecks:
1221 0 : opt.no_policy_check = 0;
1222 0 : break;
1223 :
1224 : case oAutoIssuerKeyRetrieve:
1225 0 : opt.auto_issuer_key_retrieve = 1;
1226 0 : break;
1227 :
1228 0 : case oOutput: opt.outfile = pargs.r.ret_str; break;
1229 :
1230 :
1231 0 : case oQuiet: opt.quiet = 1; break;
1232 0 : case oNoTTY: /* fixme:tty_no_terminal(1);*/ break;
1233 0 : case oDryRun: opt.dry_run = 1; break;
1234 :
1235 : case oVerbose:
1236 0 : opt.verbose++;
1237 0 : gcry_control (GCRYCTL_SET_VERBOSITY, (int)opt.verbose);
1238 0 : break;
1239 : case oNoVerbose:
1240 0 : opt.verbose = 0;
1241 0 : gcry_control (GCRYCTL_SET_VERBOSITY, (int)opt.verbose);
1242 0 : break;
1243 :
1244 0 : case oLogFile: logfile = pargs.r.ret_str; break;
1245 0 : case oNoLogFile: logfile = NULL; break;
1246 :
1247 0 : case oAuditLog: auditlog = pargs.r.ret_str; break;
1248 0 : case oHtmlAuditLog: htmlauditlog = pargs.r.ret_str; break;
1249 :
1250 : case oBatch:
1251 0 : opt.batch = 1;
1252 0 : greeting = 0;
1253 0 : break;
1254 0 : case oNoBatch: opt.batch = 0; break;
1255 :
1256 0 : case oAnswerYes: opt.answer_yes = 1; break;
1257 0 : case oAnswerNo: opt.answer_no = 1; break;
1258 :
1259 0 : case oKeyring: append_to_strlist (&nrings, pargs.r.ret_str); break;
1260 :
1261 : case oDebug:
1262 0 : if (parse_debug_flag (pargs.r.ret_str, &debug_value, debug_flags))
1263 : {
1264 0 : pargs.r_opt = ARGPARSE_INVALID_ARG;
1265 0 : pargs.err = ARGPARSE_PRINT_ERROR;
1266 : }
1267 0 : break;
1268 0 : case oDebugAll: debug_value = ~0; break;
1269 0 : case oDebugNone: debug_value = 0; break;
1270 0 : case oDebugLevel: debug_level = pargs.r.ret_str; break;
1271 0 : case oDebugWait: debug_wait = pargs.r.ret_int; break;
1272 : case oDebugAllowCoreDump:
1273 0 : may_coredump = enable_core_dumps ();
1274 0 : break;
1275 0 : case oDebugNoChainValidation: opt.no_chain_validation = 1; break;
1276 0 : case oDebugIgnoreExpiration: opt.ignore_expiration = 1; break;
1277 :
1278 0 : case oStatusFD: ctrl.status_fd = pargs.r.ret_int; break;
1279 0 : case oLoggerFD: log_set_fd (pargs.r.ret_int ); break;
1280 : case oWithMD5Fingerprint:
1281 0 : opt.with_md5_fingerprint=1; /*fall through*/
1282 : case oWithFingerprint:
1283 0 : with_fpr=1; /*fall through*/
1284 : case aFingerprint:
1285 0 : opt.fingerprint++;
1286 0 : break;
1287 :
1288 : case oWithKeygrip:
1289 0 : opt.with_keygrip = 1;
1290 0 : break;
1291 :
1292 : case oOptions:
1293 : /* config files may not be nested (silently ignore them) */
1294 0 : if (!configfp)
1295 : {
1296 0 : xfree(configname);
1297 0 : configname = xstrdup (pargs.r.ret_str);
1298 0 : goto next_pass;
1299 : }
1300 0 : break;
1301 0 : case oNoOptions: opt.no_homedir_creation = 1; break; /* no-options */
1302 0 : case oHomedir: gnupg_set_homedir (pargs.r.ret_str); break;
1303 3 : case oAgentProgram: opt.agent_program = pargs.r.ret_str; break;
1304 :
1305 : case oDisplay:
1306 0 : set_opt_session_env ("DISPLAY", pargs.r.ret_str);
1307 0 : break;
1308 : case oTTYname:
1309 0 : set_opt_session_env ("GPG_TTY", pargs.r.ret_str);
1310 0 : break;
1311 : case oTTYtype:
1312 0 : set_opt_session_env ("TERM", pargs.r.ret_str);
1313 0 : break;
1314 : case oXauthority:
1315 0 : set_opt_session_env ("XAUTHORITY", pargs.r.ret_str);
1316 0 : break;
1317 :
1318 0 : case oLCctype: opt.lc_ctype = xstrdup (pargs.r.ret_str); break;
1319 0 : case oLCmessages: opt.lc_messages = xstrdup (pargs.r.ret_str); break;
1320 :
1321 0 : case oDirmngrProgram: opt.dirmngr_program = pargs.r.ret_str; break;
1322 0 : case oDisableDirmngr: opt.disable_dirmngr = 1; break;
1323 0 : case oPreferSystemDirmngr: /* Obsolete */; break;
1324 : case oProtectToolProgram:
1325 0 : opt.protect_tool_program = pargs.r.ret_str;
1326 0 : break;
1327 :
1328 : case oFakedSystemTime:
1329 : {
1330 3 : time_t faked_time = isotime2epoch (pargs.r.ret_str);
1331 3 : if (faked_time == (time_t)(-1))
1332 3 : faked_time = (time_t)strtoul (pargs.r.ret_str, NULL, 10);
1333 3 : gnupg_set_time (faked_time, 0);
1334 : }
1335 3 : break;
1336 :
1337 0 : case oNoDefKeyring: default_keyring = 0; break;
1338 0 : case oNoGreeting: nogreeting = 1; break;
1339 :
1340 : case oDefaultKey:
1341 0 : if (*pargs.r.ret_str)
1342 : {
1343 0 : xfree (opt.local_user);
1344 0 : opt.local_user = xstrdup (pargs.r.ret_str);
1345 : }
1346 0 : break;
1347 : case oDefRecipient:
1348 0 : if (*pargs.r.ret_str)
1349 0 : opt.def_recipient = xstrdup (pargs.r.ret_str);
1350 0 : break;
1351 : case oDefRecipientSelf:
1352 0 : xfree (opt.def_recipient);
1353 0 : opt.def_recipient = NULL;
1354 0 : opt.def_recipient_self = 1;
1355 0 : break;
1356 : case oNoDefRecipient:
1357 0 : xfree (opt.def_recipient);
1358 0 : opt.def_recipient = NULL;
1359 0 : opt.def_recipient_self = 0;
1360 0 : break;
1361 :
1362 0 : case oWithKeyData: opt.with_key_data=1; /* fall through */
1363 0 : case oWithColons: ctrl.with_colons = 1; break;
1364 0 : case oWithSecret: ctrl.with_secret = 1; break;
1365 0 : case oWithValidation: ctrl.with_validation=1; break;
1366 0 : case oWithEphemeralKeys: ctrl.with_ephemeral_keys=1; break;
1367 :
1368 0 : case oSkipVerify: opt.skip_verify=1; break;
1369 :
1370 0 : case oNoEncryptTo: opt.no_encrypt_to = 1; break;
1371 : case oEncryptTo: /* Store the recipient in the second list */
1372 0 : sl = add_to_strlist (&remusr, pargs.r.ret_str);
1373 0 : sl->flags = 1;
1374 0 : break;
1375 :
1376 : case oRecipient: /* store the recipient */
1377 0 : add_to_strlist ( &remusr, pargs.r.ret_str);
1378 0 : break;
1379 :
1380 : case oUser: /* Store the local users, the first one is the default */
1381 0 : if (!opt.local_user)
1382 0 : opt.local_user = xstrdup (pargs.r.ret_str);
1383 0 : add_to_strlist (&locusr, pargs.r.ret_str);
1384 0 : break;
1385 :
1386 : case oNoSecmemWarn:
1387 3 : gcry_control (GCRYCTL_DISABLE_SECMEM_WARN);
1388 3 : break;
1389 :
1390 : case oCipherAlgo:
1391 0 : opt.def_cipher_algoid = pargs.r.ret_str;
1392 0 : break;
1393 :
1394 : case oDisableCipherAlgo:
1395 : {
1396 0 : int algo = gcry_cipher_map_name (pargs.r.ret_str);
1397 0 : gcry_cipher_ctl (NULL, GCRYCTL_DISABLE_ALGO, &algo, sizeof algo);
1398 : }
1399 0 : break;
1400 : case oDisablePubkeyAlgo:
1401 : {
1402 0 : int algo = gcry_pk_map_name (pargs.r.ret_str);
1403 0 : gcry_pk_ctl (GCRYCTL_DISABLE_ALGO,&algo, sizeof algo );
1404 : }
1405 0 : break;
1406 :
1407 : case oDigestAlgo:
1408 0 : forced_digest_algo = pargs.r.ret_str;
1409 0 : break;
1410 :
1411 : case oExtraDigestAlgo:
1412 0 : extra_digest_algo = pargs.r.ret_str;
1413 0 : break;
1414 :
1415 0 : case oIgnoreTimeConflict: opt.ignore_time_conflict = 1; break;
1416 0 : case oNoRandomSeedFile: use_random_seed = 0; break;
1417 0 : case oNoCommonCertsImport: no_common_certs_import = 1; break;
1418 :
1419 : case oEnableSpecialFilenames:
1420 0 : enable_special_filenames ();
1421 0 : break;
1422 :
1423 0 : case oValidationModel: parse_validation_model (pargs.r.ret_str); break;
1424 :
1425 : case oKeyServer:
1426 : {
1427 : struct keyserver_spec *keyserver;
1428 0 : keyserver = parse_keyserver_line (pargs.r.ret_str,
1429 : configname, configlineno);
1430 0 : if (! keyserver)
1431 0 : log_error (_("could not parse keyserver\n"));
1432 : else
1433 : {
1434 : /* FIXME: Keep last next pointer. */
1435 0 : struct keyserver_spec **next_p = &opt.keyserver;
1436 0 : while (*next_p)
1437 0 : next_p = &(*next_p)->next;
1438 0 : *next_p = keyserver;
1439 : }
1440 : }
1441 0 : break;
1442 :
1443 : case oIgnoreCertExtension:
1444 0 : add_to_strlist (&opt.ignored_cert_extensions, pargs.r.ret_str);
1445 0 : break;
1446 :
1447 0 : case oNoAutostart: opt.autostart = 0; break;
1448 :
1449 : case oCompliance:
1450 : /* Dummy option for now. */
1451 0 : break;
1452 :
1453 : default:
1454 0 : pargs.err = configfp? ARGPARSE_PRINT_WARNING:ARGPARSE_PRINT_ERROR;
1455 0 : break;
1456 : }
1457 : }
1458 :
1459 6 : if (configfp)
1460 : {
1461 3 : fclose (configfp);
1462 3 : configfp = NULL;
1463 : /* Keep a copy of the config filename. */
1464 3 : opt.config_filename = configname;
1465 3 : configname = NULL;
1466 3 : goto next_pass;
1467 : }
1468 3 : xfree (configname);
1469 3 : configname = NULL;
1470 :
1471 3 : if (!opt.config_filename)
1472 0 : opt.config_filename = make_filename (gnupg_homedir (),
1473 : GPGSM_NAME EXTSEP_S "conf",
1474 : NULL);
1475 :
1476 3 : if (log_get_errorcount(0))
1477 0 : gpgsm_exit(2);
1478 :
1479 3 : if (pwfd != -1) /* Read the passphrase now. */
1480 0 : read_passphrase_from_fd (pwfd);
1481 :
1482 : /* Now that we have the options parsed we need to update the default
1483 : control structure. */
1484 3 : gpgsm_init_default_ctrl (&ctrl);
1485 :
1486 3 : if (nogreeting)
1487 0 : greeting = 0;
1488 :
1489 3 : if (greeting)
1490 : {
1491 0 : es_fprintf (es_stderr, "%s %s; %s\n",
1492 : strusage(11), strusage(13), strusage(14) );
1493 0 : es_fprintf (es_stderr, "%s\n", strusage(15) );
1494 : }
1495 : # ifdef IS_DEVELOPMENT_VERSION
1496 : if (!opt.batch)
1497 : {
1498 : log_info ("NOTE: THIS IS A DEVELOPMENT VERSION!\n");
1499 : log_info ("It is only intended for test purposes and should NOT be\n");
1500 : log_info ("used in a production environment or with production keys!\n");
1501 : }
1502 : # endif
1503 :
1504 3 : if (may_coredump && !opt.quiet)
1505 0 : log_info (_("WARNING: program may create a core file!\n"));
1506 :
1507 : /* if (opt.qualsig_approval && !opt.quiet) */
1508 : /* log_info (_("This software has officially been approved to " */
1509 : /* "create and verify\n" */
1510 : /* "qualified signatures according to German law.\n")); */
1511 :
1512 3 : if (logfile && cmd == aServer)
1513 : {
1514 0 : log_set_file (logfile);
1515 0 : log_set_prefix (NULL, GPGRT_LOG_WITH_PREFIX | GPGRT_LOG_WITH_TIME | GPGRT_LOG_WITH_PID);
1516 : }
1517 :
1518 3 : if (gnupg_faked_time_p ())
1519 : {
1520 : gnupg_isotime_t tbuf;
1521 :
1522 3 : log_info (_("WARNING: running with faked system time: "));
1523 3 : gnupg_get_isotime (tbuf);
1524 3 : dump_isotime (tbuf);
1525 3 : log_printf ("\n");
1526 : }
1527 :
1528 : /* Print a warning if an argument looks like an option. */
1529 3 : if (!opt.quiet && !(pargs.flags & ARGPARSE_FLAG_STOP_SEEN))
1530 : {
1531 : int i;
1532 :
1533 6 : for (i=0; i < argc; i++)
1534 3 : if (argv[i][0] == '-' && argv[i][1] == '-')
1535 0 : log_info (_("Note: '%s' is not considered an option\n"), argv[i]);
1536 : }
1537 :
1538 : /*FIXME if (opt.batch) */
1539 : /* tty_batchmode (1); */
1540 :
1541 3 : gcry_control (GCRYCTL_RESUME_SECMEM_WARN);
1542 :
1543 3 : set_debug ();
1544 :
1545 : /* Although we always use gpgsm_exit, we better install a regualr
1546 : exit handler so that at least the secure memory gets wiped
1547 : out. */
1548 3 : if (atexit (emergency_cleanup))
1549 : {
1550 0 : log_error ("atexit failed\n");
1551 0 : gpgsm_exit (2);
1552 : }
1553 :
1554 : /* Must do this after dropping setuid, because the mapping functions
1555 : may try to load an module and we may have disabled an algorithm.
1556 : We remap the commonly used algorithms to the OIDs for
1557 : convenience. We need to work with the OIDs because they are used
1558 : to check whether the encryption mode is actually available. */
1559 3 : if (!strcmp (opt.def_cipher_algoid, "3DES") )
1560 0 : opt.def_cipher_algoid = "1.2.840.113549.3.7";
1561 3 : else if (!strcmp (opt.def_cipher_algoid, "AES")
1562 0 : || !strcmp (opt.def_cipher_algoid, "AES128"))
1563 3 : opt.def_cipher_algoid = "2.16.840.1.101.3.4.1.2";
1564 0 : else if (!strcmp (opt.def_cipher_algoid, "AES192") )
1565 0 : opt.def_cipher_algoid = "2.16.840.1.101.3.4.1.22";
1566 0 : else if (!strcmp (opt.def_cipher_algoid, "AES256") )
1567 0 : opt.def_cipher_algoid = "2.16.840.1.101.3.4.1.42";
1568 0 : else if (!strcmp (opt.def_cipher_algoid, "SERPENT")
1569 0 : || !strcmp (opt.def_cipher_algoid, "SERPENT128") )
1570 0 : opt.def_cipher_algoid = "1.3.6.1.4.1.11591.13.2.2";
1571 0 : else if (!strcmp (opt.def_cipher_algoid, "SERPENT192") )
1572 0 : opt.def_cipher_algoid = "1.3.6.1.4.1.11591.13.2.22";
1573 0 : else if (!strcmp (opt.def_cipher_algoid, "SERPENT256") )
1574 0 : opt.def_cipher_algoid = "1.3.6.1.4.1.11591.13.2.42";
1575 0 : else if (!strcmp (opt.def_cipher_algoid, "SEED") )
1576 0 : opt.def_cipher_algoid = "1.2.410.200004.1.4";
1577 0 : else if (!strcmp (opt.def_cipher_algoid, "CAMELLIA")
1578 0 : || !strcmp (opt.def_cipher_algoid, "CAMELLIA128") )
1579 0 : opt.def_cipher_algoid = "1.2.392.200011.61.1.1.1.2";
1580 0 : else if (!strcmp (opt.def_cipher_algoid, "CAMELLIA192") )
1581 0 : opt.def_cipher_algoid = "1.2.392.200011.61.1.1.1.3";
1582 0 : else if (!strcmp (opt.def_cipher_algoid, "CAMELLIA256") )
1583 0 : opt.def_cipher_algoid = "1.2.392.200011.61.1.1.1.4";
1584 :
1585 3 : if (cmd != aGPGConfList)
1586 : {
1587 3 : if ( !gcry_cipher_map_name (opt.def_cipher_algoid)
1588 3 : || !gcry_cipher_mode_from_oid (opt.def_cipher_algoid))
1589 0 : log_error (_("selected cipher algorithm is invalid\n"));
1590 :
1591 3 : if (forced_digest_algo)
1592 : {
1593 0 : opt.forced_digest_algo = gcry_md_map_name (forced_digest_algo);
1594 0 : if (our_md_test_algo(opt.forced_digest_algo) )
1595 0 : log_error (_("selected digest algorithm is invalid\n"));
1596 : }
1597 3 : if (extra_digest_algo)
1598 : {
1599 0 : opt.extra_digest_algo = gcry_md_map_name (extra_digest_algo);
1600 0 : if (our_md_test_algo (opt.extra_digest_algo) )
1601 0 : log_error (_("selected digest algorithm is invalid\n"));
1602 : }
1603 : }
1604 :
1605 3 : if (log_get_errorcount(0))
1606 0 : gpgsm_exit(2);
1607 :
1608 : /* Set the random seed file. */
1609 3 : if (use_random_seed)
1610 : {
1611 3 : char *p = make_filename (gnupg_homedir (), "random_seed", NULL);
1612 3 : gcry_control (GCRYCTL_SET_RANDOM_SEED_FILE, p);
1613 3 : xfree(p);
1614 : }
1615 :
1616 3 : if (!cmd && opt.fingerprint && !with_fpr)
1617 0 : set_cmd (&cmd, aListKeys);
1618 :
1619 : /* Add default keybox. */
1620 3 : if (!nrings && default_keyring)
1621 : {
1622 : int created;
1623 :
1624 3 : keydb_add_resource (&ctrl, "pubring.kbx", 0, &created);
1625 3 : if (created && !no_common_certs_import)
1626 : {
1627 : /* Import the standard certificates for a new default keybox. */
1628 : char *filelist[2];
1629 :
1630 1 : filelist[0] = make_filename (gnupg_datadir (),"com-certs.pem", NULL);
1631 1 : filelist[1] = NULL;
1632 1 : if (!access (filelist[0], F_OK))
1633 : {
1634 0 : log_info (_("importing common certificates '%s'\n"),
1635 : filelist[0]);
1636 0 : gpgsm_import_files (&ctrl, 1, filelist, open_read);
1637 : }
1638 1 : xfree (filelist[0]);
1639 : }
1640 : }
1641 3 : for (sl = nrings; sl; sl = sl->next)
1642 0 : keydb_add_resource (&ctrl, sl->d, 0, NULL);
1643 3 : FREE_STRLIST(nrings);
1644 :
1645 :
1646 : /* Prepare the audit log feature for certain commands. */
1647 3 : if (auditlog || htmlauditlog)
1648 : {
1649 0 : switch (cmd)
1650 : {
1651 : case aEncr:
1652 : case aSign:
1653 : case aDecrypt:
1654 : case aVerify:
1655 0 : audit_release (ctrl.audit);
1656 0 : ctrl.audit = audit_new ();
1657 0 : if (auditlog)
1658 0 : auditfp = open_es_fwrite (auditlog);
1659 0 : if (htmlauditlog)
1660 0 : htmlauditfp = open_es_fwrite (htmlauditlog);
1661 0 : break;
1662 : default:
1663 0 : break;
1664 : }
1665 : }
1666 :
1667 :
1668 3 : if (!do_not_setup_keys)
1669 : {
1670 0 : for (sl = locusr; sl ; sl = sl->next)
1671 : {
1672 0 : int rc = gpgsm_add_to_certlist (&ctrl, sl->d, 1, &signerlist, 0);
1673 0 : if (rc)
1674 : {
1675 0 : log_error (_("can't sign using '%s': %s\n"),
1676 0 : sl->d, gpg_strerror (rc));
1677 0 : gpgsm_status2 (&ctrl, STATUS_INV_SGNR,
1678 0 : get_inv_recpsgnr_code (rc), sl->d, NULL);
1679 0 : gpgsm_status2 (&ctrl, STATUS_INV_RECP,
1680 0 : get_inv_recpsgnr_code (rc), sl->d, NULL);
1681 : }
1682 : }
1683 :
1684 : /* Build the recipient list. We first add the regular ones and then
1685 : the encrypt-to ones because the underlying function will silently
1686 : ignore duplicates and we can't allow keeping a duplicate which is
1687 : flagged as encrypt-to as the actually encrypt function would then
1688 : complain about no (regular) recipients. */
1689 0 : for (sl = remusr; sl; sl = sl->next)
1690 0 : if (!(sl->flags & 1))
1691 0 : do_add_recipient (&ctrl, sl->d, &recplist, 0, recp_required);
1692 0 : if (!opt.no_encrypt_to)
1693 : {
1694 0 : for (sl = remusr; sl; sl = sl->next)
1695 0 : if ((sl->flags & 1))
1696 0 : do_add_recipient (&ctrl, sl->d, &recplist, 1, recp_required);
1697 : }
1698 : }
1699 :
1700 3 : if (log_get_errorcount(0))
1701 0 : gpgsm_exit(1); /* Must stop for invalid recipients. */
1702 :
1703 : /* Dispatch command. */
1704 3 : switch (cmd)
1705 : {
1706 : case aGPGConfList:
1707 : { /* List options and default values in the GPG Conf format. */
1708 0 : char *config_filename_esc = percent_escape (opt.config_filename, NULL);
1709 :
1710 0 : es_printf ("%s-%s.conf:%lu:\"%s\n",
1711 : GPGCONF_NAME, GPGSM_NAME,
1712 : GC_OPT_FLAG_DEFAULT, config_filename_esc);
1713 0 : xfree (config_filename_esc);
1714 :
1715 0 : es_printf ("verbose:%lu:\n", GC_OPT_FLAG_NONE);
1716 0 : es_printf ("quiet:%lu:\n", GC_OPT_FLAG_NONE);
1717 0 : es_printf ("debug-level:%lu:\"none:\n", GC_OPT_FLAG_DEFAULT);
1718 0 : es_printf ("log-file:%lu:\n", GC_OPT_FLAG_NONE);
1719 0 : es_printf ("disable-crl-checks:%lu:\n", GC_OPT_FLAG_NONE);
1720 0 : es_printf ("disable-trusted-cert-crl-check:%lu:\n", GC_OPT_FLAG_NONE);
1721 0 : es_printf ("enable-ocsp:%lu:\n", GC_OPT_FLAG_NONE);
1722 0 : es_printf ("include-certs:%lu:%d:\n", GC_OPT_FLAG_DEFAULT,
1723 : DEFAULT_INCLUDE_CERTS);
1724 0 : es_printf ("disable-policy-checks:%lu:\n", GC_OPT_FLAG_NONE);
1725 0 : es_printf ("auto-issuer-key-retrieve:%lu:\n", GC_OPT_FLAG_NONE);
1726 0 : es_printf ("disable-dirmngr:%lu:\n", GC_OPT_FLAG_NONE);
1727 0 : es_printf ("cipher-algo:%lu:\"%s:\n", GC_OPT_FLAG_DEFAULT,
1728 : DEFAULT_CIPHER_ALGO);
1729 0 : es_printf ("p12-charset:%lu:\n", GC_OPT_FLAG_DEFAULT);
1730 0 : es_printf ("default-key:%lu:\n", GC_OPT_FLAG_DEFAULT);
1731 0 : es_printf ("encrypt-to:%lu:\n", GC_OPT_FLAG_DEFAULT);
1732 0 : es_printf ("keyserver:%lu:\n", GC_OPT_FLAG_NONE);
1733 :
1734 : /* The next one is an info only item and should match what
1735 : proc_parameters actually implements. */
1736 0 : es_printf ("default_pubkey_algo:%lu:\"%s:\n", GC_OPT_FLAG_DEFAULT,
1737 : "RSA-2048");
1738 :
1739 : }
1740 0 : break;
1741 : case aGPGConfTest:
1742 : /* This is merely a dummy command to test whether the
1743 : configuration file is valid. */
1744 0 : break;
1745 :
1746 : case aServer:
1747 0 : if (debug_wait)
1748 : {
1749 0 : log_debug ("waiting for debugger - my pid is %u .....\n",
1750 0 : (unsigned int)getpid());
1751 0 : gnupg_sleep (debug_wait);
1752 0 : log_debug ("... okay\n");
1753 : }
1754 0 : gpgsm_server (recplist);
1755 0 : break;
1756 :
1757 : case aCallDirmngr:
1758 0 : if (!argc)
1759 0 : wrong_args ("--call-dirmngr <command> {args}");
1760 : else
1761 0 : if (gpgsm_dirmngr_run_command (&ctrl, *argv, argc-1, argv+1))
1762 0 : gpgsm_exit (1);
1763 0 : break;
1764 :
1765 : case aCallProtectTool:
1766 0 : run_protect_tool (argc, argv);
1767 0 : break;
1768 :
1769 : case aEncr: /* Encrypt the given file. */
1770 : {
1771 0 : estream_t fp = open_es_fwrite (opt.outfile?opt.outfile:"-");
1772 :
1773 0 : set_binary (stdin);
1774 :
1775 0 : if (!argc) /* Source is stdin. */
1776 0 : gpgsm_encrypt (&ctrl, recplist, 0, fp);
1777 0 : else if (argc == 1) /* Source is the given file. */
1778 0 : gpgsm_encrypt (&ctrl, recplist, open_read (*argv), fp);
1779 : else
1780 0 : wrong_args ("--encrypt [datafile]");
1781 :
1782 0 : es_fclose (fp);
1783 : }
1784 0 : break;
1785 :
1786 : case aSign: /* Sign the given file. */
1787 : {
1788 0 : estream_t fp = open_es_fwrite (opt.outfile?opt.outfile:"-");
1789 :
1790 : /* Fixme: We should also allow concatenation of multiple files for
1791 : signing because that is what gpg does.*/
1792 0 : set_binary (stdin);
1793 0 : if (!argc) /* Create from stdin. */
1794 0 : gpgsm_sign (&ctrl, signerlist, 0, detached_sig, fp);
1795 0 : else if (argc == 1) /* From file. */
1796 0 : gpgsm_sign (&ctrl, signerlist,
1797 : open_read (*argv), detached_sig, fp);
1798 : else
1799 0 : wrong_args ("--sign [datafile]");
1800 :
1801 0 : es_fclose (fp);
1802 : }
1803 0 : break;
1804 :
1805 : case aSignEncr: /* sign and encrypt the given file */
1806 0 : log_error ("this command has not yet been implemented\n");
1807 0 : break;
1808 :
1809 : case aClearsign: /* make a clearsig */
1810 0 : log_error ("this command has not yet been implemented\n");
1811 0 : break;
1812 :
1813 : case aVerify:
1814 : {
1815 0 : estream_t fp = NULL;
1816 :
1817 0 : set_binary (stdin);
1818 0 : if (argc == 2 && opt.outfile)
1819 0 : log_info ("option --output ignored for a detached signature\n");
1820 0 : else if (opt.outfile)
1821 0 : fp = open_es_fwrite (opt.outfile);
1822 :
1823 0 : if (!argc)
1824 0 : gpgsm_verify (&ctrl, 0, -1, fp); /* normal signature from stdin */
1825 0 : else if (argc == 1)
1826 0 : gpgsm_verify (&ctrl, open_read (*argv), -1, fp); /* std signature */
1827 0 : else if (argc == 2) /* detached signature (sig, detached) */
1828 0 : gpgsm_verify (&ctrl, open_read (*argv), open_read (argv[1]), NULL);
1829 : else
1830 0 : wrong_args ("--verify [signature [detached_data]]");
1831 :
1832 0 : es_fclose (fp);
1833 : }
1834 0 : break;
1835 :
1836 : case aDecrypt:
1837 : {
1838 0 : estream_t fp = open_es_fwrite (opt.outfile?opt.outfile:"-");
1839 :
1840 0 : set_binary (stdin);
1841 0 : if (!argc)
1842 0 : gpgsm_decrypt (&ctrl, 0, fp); /* from stdin */
1843 0 : else if (argc == 1)
1844 0 : gpgsm_decrypt (&ctrl, open_read (*argv), fp); /* from file */
1845 : else
1846 0 : wrong_args ("--decrypt [filename]");
1847 :
1848 0 : es_fclose (fp);
1849 : }
1850 0 : break;
1851 :
1852 : case aDeleteKey:
1853 0 : for (sl=NULL; argc; argc--, argv++)
1854 0 : add_to_strlist (&sl, *argv);
1855 0 : gpgsm_delete (&ctrl, sl);
1856 0 : free_strlist(sl);
1857 0 : break;
1858 :
1859 : case aListChain:
1860 : case aDumpChain:
1861 0 : ctrl.with_chain = 1;
1862 : case aListKeys:
1863 : case aDumpKeys:
1864 : case aListExternalKeys:
1865 : case aDumpExternalKeys:
1866 : case aListSecretKeys:
1867 : case aDumpSecretKeys:
1868 : {
1869 : unsigned int mode;
1870 : estream_t fp;
1871 :
1872 0 : switch (cmd)
1873 : {
1874 : case aListChain:
1875 0 : case aListKeys: mode = (0 | 0 | (1<<6)); break;
1876 : case aDumpChain:
1877 0 : case aDumpKeys: mode = (256 | 0 | (1<<6)); break;
1878 0 : case aListExternalKeys: mode = (0 | 0 | (1<<7)); break;
1879 0 : case aDumpExternalKeys: mode = (256 | 0 | (1<<7)); break;
1880 0 : case aListSecretKeys: mode = (0 | 2 | (1<<6)); break;
1881 0 : case aDumpSecretKeys: mode = (256 | 2 | (1<<6)); break;
1882 0 : default: BUG();
1883 : }
1884 :
1885 0 : fp = open_es_fwrite (opt.outfile?opt.outfile:"-");
1886 0 : for (sl=NULL; argc; argc--, argv++)
1887 0 : add_to_strlist (&sl, *argv);
1888 0 : gpgsm_list_keys (&ctrl, sl, fp, mode);
1889 0 : free_strlist(sl);
1890 0 : es_fclose (fp);
1891 : }
1892 0 : break;
1893 :
1894 :
1895 : case aKeygen: /* Generate a key; well kind of. */
1896 : {
1897 0 : estream_t fpin = NULL;
1898 : estream_t fpout;
1899 :
1900 0 : if (opt.batch)
1901 : {
1902 0 : if (!argc) /* Create from stdin. */
1903 0 : fpin = open_es_fread ("-", "r");
1904 0 : else if (argc == 1) /* From file. */
1905 0 : fpin = open_es_fread (*argv, "r");
1906 : else
1907 0 : wrong_args ("--gen-key --batch [parmfile]");
1908 : }
1909 :
1910 0 : fpout = open_es_fwrite (opt.outfile?opt.outfile:"-");
1911 :
1912 0 : if (fpin)
1913 0 : gpgsm_genkey (&ctrl, fpin, fpout);
1914 : else
1915 0 : gpgsm_gencertreq_tty (&ctrl, fpout);
1916 :
1917 0 : es_fclose (fpout);
1918 : }
1919 0 : break;
1920 :
1921 :
1922 : case aImport:
1923 3 : gpgsm_import_files (&ctrl, argc, argv, open_read);
1924 3 : break;
1925 :
1926 : case aExport:
1927 : {
1928 : estream_t fp;
1929 :
1930 0 : fp = open_es_fwrite (opt.outfile?opt.outfile:"-");
1931 0 : for (sl=NULL; argc; argc--, argv++)
1932 0 : add_to_strlist (&sl, *argv);
1933 0 : gpgsm_export (&ctrl, sl, fp);
1934 0 : free_strlist(sl);
1935 0 : es_fclose (fp);
1936 : }
1937 0 : break;
1938 :
1939 : case aExportSecretKeyP12:
1940 : {
1941 0 : estream_t fp = open_es_fwrite (opt.outfile?opt.outfile:"-");
1942 :
1943 0 : if (argc == 1)
1944 0 : gpgsm_p12_export (&ctrl, *argv, fp, 0);
1945 : else
1946 0 : wrong_args ("--export-secret-key-p12 KEY-ID");
1947 0 : if (fp != es_stdout)
1948 0 : es_fclose (fp);
1949 : }
1950 0 : break;
1951 :
1952 : case aExportSecretKeyP8:
1953 : {
1954 0 : estream_t fp = open_es_fwrite (opt.outfile?opt.outfile:"-");
1955 :
1956 0 : if (argc == 1)
1957 0 : gpgsm_p12_export (&ctrl, *argv, fp, 1);
1958 : else
1959 0 : wrong_args ("--export-secret-key-p8 KEY-ID");
1960 0 : if (fp != es_stdout)
1961 0 : es_fclose (fp);
1962 : }
1963 0 : break;
1964 :
1965 : case aExportSecretKeyRaw:
1966 : {
1967 0 : estream_t fp = open_es_fwrite (opt.outfile?opt.outfile:"-");
1968 :
1969 0 : if (argc == 1)
1970 0 : gpgsm_p12_export (&ctrl, *argv, fp, 2);
1971 : else
1972 0 : wrong_args ("--export-secret-key-raw KEY-ID");
1973 0 : if (fp != es_stdout)
1974 0 : es_fclose (fp);
1975 : }
1976 0 : break;
1977 :
1978 : case aSendKeys:
1979 : case aRecvKeys:
1980 0 : log_error ("this command has not yet been implemented\n");
1981 0 : break;
1982 :
1983 :
1984 : case aLearnCard:
1985 0 : if (argc)
1986 0 : wrong_args ("--learn-card");
1987 : else
1988 : {
1989 0 : int rc = gpgsm_agent_learn (&ctrl);
1990 0 : if (rc)
1991 0 : log_error ("error learning card: %s\n", gpg_strerror (rc));
1992 : }
1993 0 : break;
1994 :
1995 : case aPasswd:
1996 0 : if (argc != 1)
1997 0 : wrong_args ("--passwd <key-Id>");
1998 : else
1999 : {
2000 : int rc;
2001 0 : ksba_cert_t cert = NULL;
2002 0 : char *grip = NULL;
2003 :
2004 0 : rc = gpgsm_find_cert (&ctrl, *argv, NULL, &cert);
2005 0 : if (rc)
2006 : ;
2007 0 : else if (!(grip = gpgsm_get_keygrip_hexstring (cert)))
2008 0 : rc = gpg_error (GPG_ERR_BUG);
2009 : else
2010 : {
2011 0 : char *desc = gpgsm_format_keydesc (cert);
2012 0 : rc = gpgsm_agent_passwd (&ctrl, grip, desc);
2013 0 : xfree (desc);
2014 : }
2015 0 : if (rc)
2016 0 : log_error ("error changing passphrase: %s\n", gpg_strerror (rc));
2017 0 : xfree (grip);
2018 0 : ksba_cert_release (cert);
2019 : }
2020 0 : break;
2021 :
2022 : case aKeydbClearSomeCertFlags:
2023 0 : for (sl=NULL; argc; argc--, argv++)
2024 0 : add_to_strlist (&sl, *argv);
2025 0 : keydb_clear_some_cert_flags (&ctrl, sl);
2026 0 : free_strlist(sl);
2027 0 : break;
2028 :
2029 :
2030 : default:
2031 0 : log_error (_("invalid command (there is no implicit command)\n"));
2032 0 : break;
2033 : }
2034 :
2035 : /* Print the audit result if needed. */
2036 3 : if ((auditlog && auditfp) || (htmlauditlog && htmlauditfp))
2037 : {
2038 0 : if (auditlog && auditfp)
2039 0 : audit_print_result (ctrl.audit, auditfp, 0);
2040 0 : if (htmlauditlog && htmlauditfp)
2041 0 : audit_print_result (ctrl.audit, htmlauditfp, 1);
2042 0 : audit_release (ctrl.audit);
2043 0 : ctrl.audit = NULL;
2044 0 : es_fclose (auditfp);
2045 0 : es_fclose (htmlauditfp);
2046 : }
2047 :
2048 : /* cleanup */
2049 3 : keyserver_list_free (opt.keyserver);
2050 3 : opt.keyserver = NULL;
2051 3 : gpgsm_release_certlist (recplist);
2052 3 : gpgsm_release_certlist (signerlist);
2053 3 : FREE_STRLIST (remusr);
2054 3 : FREE_STRLIST (locusr);
2055 3 : gpgsm_exit(0);
2056 0 : return 8; /*NOTREACHED*/
2057 : }
2058 :
2059 : /* Note: This function is used by signal handlers!. */
2060 : static void
2061 6 : emergency_cleanup (void)
2062 : {
2063 6 : gcry_control (GCRYCTL_TERM_SECMEM );
2064 6 : }
2065 :
2066 :
2067 : void
2068 3 : gpgsm_exit (int rc)
2069 : {
2070 3 : gcry_control (GCRYCTL_UPDATE_RANDOM_SEED_FILE);
2071 3 : if (opt.debug & DBG_MEMSTAT_VALUE)
2072 : {
2073 0 : gcry_control( GCRYCTL_DUMP_MEMORY_STATS );
2074 0 : gcry_control( GCRYCTL_DUMP_RANDOM_STATS );
2075 : }
2076 3 : if (opt.debug)
2077 0 : gcry_control (GCRYCTL_DUMP_SECMEM_STATS );
2078 3 : emergency_cleanup ();
2079 3 : rc = rc? rc : log_get_errorcount(0)? 2 : gpgsm_errors_seen? 1 : 0;
2080 3 : exit (rc);
2081 : }
2082 :
2083 :
2084 : void
2085 6 : gpgsm_init_default_ctrl (struct server_control_s *ctrl)
2086 : {
2087 6 : ctrl->include_certs = default_include_certs;
2088 6 : ctrl->use_ocsp = opt.enable_ocsp;
2089 6 : ctrl->validation_model = default_validation_model;
2090 6 : ctrl->offline = opt.disable_dirmngr;
2091 6 : }
2092 :
2093 :
2094 : int
2095 0 : gpgsm_parse_validation_model (const char *model)
2096 : {
2097 0 : if (!ascii_strcasecmp (model, "shell") )
2098 0 : return 0;
2099 0 : else if ( !ascii_strcasecmp (model, "chain") )
2100 0 : return 1;
2101 0 : else if ( !ascii_strcasecmp (model, "steed") )
2102 0 : return 2;
2103 : else
2104 0 : return -1;
2105 : }
2106 :
2107 :
2108 :
2109 : /* Open the FILENAME for read and return the file descriptor. Stop
2110 : with an error message in case of problems. "-" denotes stdin and
2111 : if special filenames are allowed the given fd is opened instead. */
2112 : static int
2113 3 : open_read (const char *filename)
2114 : {
2115 : int fd;
2116 :
2117 3 : if (filename[0] == '-' && !filename[1])
2118 : {
2119 0 : set_binary (stdin);
2120 0 : return 0; /* stdin */
2121 : }
2122 3 : fd = check_special_filename (filename, 0, 0);
2123 3 : if (fd != -1)
2124 0 : return fd;
2125 3 : fd = open (filename, O_RDONLY | O_BINARY);
2126 3 : if (fd == -1)
2127 : {
2128 0 : log_error (_("can't open '%s': %s\n"), filename, strerror (errno));
2129 0 : gpgsm_exit (2);
2130 : }
2131 3 : return fd;
2132 : }
2133 :
2134 : /* Same as open_read but return an estream_t. */
2135 : static estream_t
2136 0 : open_es_fread (const char *filename, const char *mode)
2137 : {
2138 : int fd;
2139 : estream_t fp;
2140 :
2141 0 : if (filename[0] == '-' && !filename[1])
2142 0 : fd = fileno (stdin);
2143 : else
2144 0 : fd = check_special_filename (filename, 0, 0);
2145 0 : if (fd != -1)
2146 : {
2147 0 : fp = es_fdopen_nc (fd, mode);
2148 0 : if (!fp)
2149 : {
2150 0 : log_error ("es_fdopen(%d) failed: %s\n", fd, strerror (errno));
2151 0 : gpgsm_exit (2);
2152 : }
2153 0 : return fp;
2154 : }
2155 0 : fp = es_fopen (filename, mode);
2156 0 : if (!fp)
2157 : {
2158 0 : log_error (_("can't open '%s': %s\n"), filename, strerror (errno));
2159 0 : gpgsm_exit (2);
2160 : }
2161 0 : return fp;
2162 : }
2163 :
2164 :
2165 : /* Open FILENAME for fwrite and return an extended stream. Stop with
2166 : an error message in case of problems. "-" denotes stdout and if
2167 : special filenames are allowed the given fd is opened instead.
2168 : Caller must close the returned stream. */
2169 : static estream_t
2170 0 : open_es_fwrite (const char *filename)
2171 : {
2172 : int fd;
2173 : estream_t fp;
2174 :
2175 0 : if (filename[0] == '-' && !filename[1])
2176 : {
2177 0 : fflush (stdout);
2178 0 : fp = es_fdopen_nc (fileno(stdout), "wb");
2179 0 : return fp;
2180 : }
2181 :
2182 0 : fd = check_special_filename (filename, 1, 0);
2183 0 : if (fd != -1)
2184 : {
2185 0 : fp = es_fdopen_nc (fd, "wb");
2186 0 : if (!fp)
2187 : {
2188 0 : log_error ("es_fdopen(%d) failed: %s\n", fd, strerror (errno));
2189 0 : gpgsm_exit (2);
2190 : }
2191 0 : return fp;
2192 : }
2193 0 : fp = es_fopen (filename, "wb");
2194 0 : if (!fp)
2195 : {
2196 0 : log_error (_("can't open '%s': %s\n"), filename, strerror (errno));
2197 0 : gpgsm_exit (2);
2198 : }
2199 0 : return fp;
2200 : }
2201 :
2202 :
2203 : static void
2204 0 : run_protect_tool (int argc, char **argv)
2205 : {
2206 : #ifdef HAVE_W32_SYSTEM
2207 : (void)argc;
2208 : (void)argv;
2209 : #else
2210 : const char *pgm;
2211 : char **av;
2212 : int i;
2213 :
2214 0 : if (!opt.protect_tool_program || !*opt.protect_tool_program)
2215 0 : pgm = gnupg_module_name (GNUPG_MODULE_NAME_PROTECT_TOOL);
2216 : else
2217 0 : pgm = opt.protect_tool_program;
2218 :
2219 0 : av = xcalloc (argc+2, sizeof *av);
2220 0 : av[0] = strrchr (pgm, '/');
2221 0 : if (!av[0])
2222 0 : av[0] = xstrdup (pgm);
2223 0 : for (i=1; argc; i++, argc--, argv++)
2224 0 : av[i] = *argv;
2225 0 : av[i] = NULL;
2226 0 : execv (pgm, av);
2227 0 : log_error ("error executing '%s': %s\n", pgm, strerror (errno));
2228 : #endif /*!HAVE_W32_SYSTEM*/
2229 0 : gpgsm_exit (2);
2230 0 : }
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