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OpenSSL: Update to version 1.0.1e
[tomato.git] / release / src / router / openssl / apps / cms.c
blob5f77f8fbb03f14066cae8cd819b67dba51a2fc0f
1 /* apps/cms.c */
2 /* Written by Dr Stephen N Henson (steve@openssl.org) for the OpenSSL
3 * project.
4 */
5 /* ====================================================================
6 * Copyright (c) 2008 The OpenSSL Project. All rights reserved.
7 *
8 * Redistribution and use in source and binary forms, with or without
9 * modification, are permitted provided that the following conditions
10 * are met:
11 *
12 * 1. Redistributions of source code must retain the above copyright
13 * notice, this list of conditions and the following disclaimer.
14 *
15 * 2. Redistributions in binary form must reproduce the above copyright
16 * notice, this list of conditions and the following disclaimer in
17 * the documentation and/or other materials provided with the
18 * distribution.
19 *
20 * 3. All advertising materials mentioning features or use of this
21 * software must display the following acknowledgment:
22 * "This product includes software developed by the OpenSSL Project
23 * for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)"
24 *
25 * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
26 * endorse or promote products derived from this software without
27 * prior written permission. For written permission, please contact
28 * licensing@OpenSSL.org.
29 *
30 * 5. Products derived from this software may not be called "OpenSSL"
31 * nor may "OpenSSL" appear in their names without prior written
32 * permission of the OpenSSL Project.
33 *
34 * 6. Redistributions of any form whatsoever must retain the following
35 * acknowledgment:
36 * "This product includes software developed by the OpenSSL Project
37 * for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)"
38 *
39 * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
40 * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
41 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
42 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR
43 * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
44 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
45 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
46 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
47 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
48 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
49 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
50 * OF THE POSSIBILITY OF SUCH DAMAGE.
51 * ====================================================================
52 */
53
54 /* CMS utility function */
55
56 #include <stdio.h>
57 #include <string.h>
58 #include "apps.h"
59
60 #ifndef OPENSSL_NO_CMS
61
62 #include <openssl/crypto.h>
63 #include <openssl/pem.h>
64 #include <openssl/err.h>
65 #include <openssl/x509_vfy.h>
66 #include <openssl/x509v3.h>
67 #include <openssl/cms.h>
68
69 #undef PROG
70 #define PROG cms_main
71 static int save_certs(char *signerfile, STACK_OF(X509) *signers);
72 static int cms_cb(int ok, X509_STORE_CTX *ctx);
73 static void receipt_request_print(BIO *out, CMS_ContentInfo *cms);
74 static CMS_ReceiptRequest *make_receipt_request(STACK_OF(OPENSSL_STRING) *rr_to,
75 int rr_allorfirst,
76 STACK_OF(OPENSSL_STRING) *rr_from);
77
78 #define SMIME_OP 0x10
79 #define SMIME_IP 0x20
80 #define SMIME_SIGNERS 0x40
81 #define SMIME_ENCRYPT (1 | SMIME_OP)
82 #define SMIME_DECRYPT (2 | SMIME_IP)
83 #define SMIME_SIGN (3 | SMIME_OP | SMIME_SIGNERS)
84 #define SMIME_VERIFY (4 | SMIME_IP)
85 #define SMIME_CMSOUT (5 | SMIME_IP | SMIME_OP)
86 #define SMIME_RESIGN (6 | SMIME_IP | SMIME_OP | SMIME_SIGNERS)
87 #define SMIME_DATAOUT (7 | SMIME_IP)
88 #define SMIME_DATA_CREATE (8 | SMIME_OP)
89 #define SMIME_DIGEST_VERIFY (9 | SMIME_IP)
90 #define SMIME_DIGEST_CREATE (10 | SMIME_OP)
91 #define SMIME_UNCOMPRESS (11 | SMIME_IP)
92 #define SMIME_COMPRESS (12 | SMIME_OP)
93 #define SMIME_ENCRYPTED_DECRYPT (13 | SMIME_IP)
94 #define SMIME_ENCRYPTED_ENCRYPT (14 | SMIME_OP)
95 #define SMIME_SIGN_RECEIPT (15 | SMIME_IP | SMIME_OP)
96 #define SMIME_VERIFY_RECEIPT (16 | SMIME_IP)
97
98 int verify_err = 0;
99
100 int MAIN(int, char **);
101
102 int MAIN(int argc, char **argv)
103 {
104 ENGINE *e = NULL;
105 int operation = 0;
106 int ret = 0;
107 char **args;
108 const char *inmode = "r", *outmode = "w";
109 char *infile = NULL, *outfile = NULL, *rctfile = NULL;
110 char *signerfile = NULL, *recipfile = NULL;
111 STACK_OF(OPENSSL_STRING) *sksigners = NULL, *skkeys = NULL;
112 char *certfile = NULL, *keyfile = NULL, *contfile=NULL;
113 char *certsoutfile = NULL;
114 const EVP_CIPHER *cipher = NULL;
115 CMS_ContentInfo *cms = NULL, *rcms = NULL;
116 X509_STORE *store = NULL;
117 X509 *cert = NULL, *recip = NULL, *signer = NULL;
118 EVP_PKEY *key = NULL;
119 STACK_OF(X509) *encerts = NULL, *other = NULL;
120 BIO *in = NULL, *out = NULL, *indata = NULL, *rctin = NULL;
121 int badarg = 0;
122 int flags = CMS_DETACHED, noout = 0, print = 0;
123 int verify_retcode = 0;
124 int rr_print = 0, rr_allorfirst = -1;
125 STACK_OF(OPENSSL_STRING) *rr_to = NULL, *rr_from = NULL;
126 CMS_ReceiptRequest *rr = NULL;
127 char *to = NULL, *from = NULL, *subject = NULL;
128 char *CAfile = NULL, *CApath = NULL;
129 char *passargin = NULL, *passin = NULL;
130 char *inrand = NULL;
131 int need_rand = 0;
132 const EVP_MD *sign_md = NULL;
133 int informat = FORMAT_SMIME, outformat = FORMAT_SMIME;
134 int rctformat = FORMAT_SMIME, keyform = FORMAT_PEM;
135 #ifndef OPENSSL_NO_ENGINE
136 char *engine=NULL;
137 #endif
138 unsigned char *secret_key = NULL, *secret_keyid = NULL;
139 unsigned char *pwri_pass = NULL, *pwri_tmp = NULL;
140 size_t secret_keylen = 0, secret_keyidlen = 0;
141
142 ASN1_OBJECT *econtent_type = NULL;
143
144 X509_VERIFY_PARAM *vpm = NULL;
145
146 args = argv + 1;
147 ret = 1;
148
149 apps_startup();
150
151 if (bio_err == NULL)
152 {
153 if ((bio_err = BIO_new(BIO_s_file())) != NULL)
154 BIO_set_fp(bio_err, stderr, BIO_NOCLOSE|BIO_FP_TEXT);
155 }
156
157 if (!load_config(bio_err, NULL))
158 goto end;
159
160 while (!badarg && *args && *args[0] == '-')
161 {
162 if (!strcmp (*args, "-encrypt"))
163 operation = SMIME_ENCRYPT;
164 else if (!strcmp (*args, "-decrypt"))
165 operation = SMIME_DECRYPT;
166 else if (!strcmp (*args, "-sign"))
167 operation = SMIME_SIGN;
168 else if (!strcmp (*args, "-sign_receipt"))
169 operation = SMIME_SIGN_RECEIPT;
170 else if (!strcmp (*args, "-resign"))
171 operation = SMIME_RESIGN;
172 else if (!strcmp (*args, "-verify"))
173 operation = SMIME_VERIFY;
174 else if (!strcmp (*args, "-verify_retcode"))
175 verify_retcode = 1;
176 else if (!strcmp(*args,"-verify_receipt"))
177 {
178 operation = SMIME_VERIFY_RECEIPT;
179 if (!args[1])
180 goto argerr;
181 args++;
182 rctfile = *args;
183 }
184 else if (!strcmp (*args, "-cmsout"))
185 operation = SMIME_CMSOUT;
186 else if (!strcmp (*args, "-data_out"))
187 operation = SMIME_DATAOUT;
188 else if (!strcmp (*args, "-data_create"))
189 operation = SMIME_DATA_CREATE;
190 else if (!strcmp (*args, "-digest_verify"))
191 operation = SMIME_DIGEST_VERIFY;
192 else if (!strcmp (*args, "-digest_create"))
193 operation = SMIME_DIGEST_CREATE;
194 else if (!strcmp (*args, "-compress"))
195 operation = SMIME_COMPRESS;
196 else if (!strcmp (*args, "-uncompress"))
197 operation = SMIME_UNCOMPRESS;
198 else if (!strcmp (*args, "-EncryptedData_decrypt"))
199 operation = SMIME_ENCRYPTED_DECRYPT;
200 else if (!strcmp (*args, "-EncryptedData_encrypt"))
201 operation = SMIME_ENCRYPTED_ENCRYPT;
202 #ifndef OPENSSL_NO_DES
203 else if (!strcmp (*args, "-des3"))
204 cipher = EVP_des_ede3_cbc();
205 else if (!strcmp (*args, "-des"))
206 cipher = EVP_des_cbc();
207 #endif
208 #ifndef OPENSSL_NO_SEED
209 else if (!strcmp (*args, "-seed"))
210 cipher = EVP_seed_cbc();
211 #endif
212 #ifndef OPENSSL_NO_RC2
213 else if (!strcmp (*args, "-rc2-40"))
214 cipher = EVP_rc2_40_cbc();
215 else if (!strcmp (*args, "-rc2-128"))
216 cipher = EVP_rc2_cbc();
217 else if (!strcmp (*args, "-rc2-64"))
218 cipher = EVP_rc2_64_cbc();
219 #endif
220 #ifndef OPENSSL_NO_AES
221 else if (!strcmp(*args,"-aes128"))
222 cipher = EVP_aes_128_cbc();
223 else if (!strcmp(*args,"-aes192"))
224 cipher = EVP_aes_192_cbc();
225 else if (!strcmp(*args,"-aes256"))
226 cipher = EVP_aes_256_cbc();
227 #endif
228 #ifndef OPENSSL_NO_CAMELLIA
229 else if (!strcmp(*args,"-camellia128"))
230 cipher = EVP_camellia_128_cbc();
231 else if (!strcmp(*args,"-camellia192"))
232 cipher = EVP_camellia_192_cbc();
233 else if (!strcmp(*args,"-camellia256"))
234 cipher = EVP_camellia_256_cbc();
235 #endif
236 else if (!strcmp (*args, "-debug_decrypt"))
237 flags |= CMS_DEBUG_DECRYPT;
238 else if (!strcmp (*args, "-text"))
239 flags |= CMS_TEXT;
240 else if (!strcmp (*args, "-nointern"))
241 flags |= CMS_NOINTERN;
242 else if (!strcmp (*args, "-noverify")
243 || !strcmp (*args, "-no_signer_cert_verify"))
244 flags |= CMS_NO_SIGNER_CERT_VERIFY;
245 else if (!strcmp (*args, "-nocerts"))
246 flags |= CMS_NOCERTS;
247 else if (!strcmp (*args, "-noattr"))
248 flags |= CMS_NOATTR;
249 else if (!strcmp (*args, "-nodetach"))
250 flags &= ~CMS_DETACHED;
251 else if (!strcmp (*args, "-nosmimecap"))
252 flags |= CMS_NOSMIMECAP;
253 else if (!strcmp (*args, "-binary"))
254 flags |= CMS_BINARY;
255 else if (!strcmp (*args, "-keyid"))
256 flags |= CMS_USE_KEYID;
257 else if (!strcmp (*args, "-nosigs"))
258 flags |= CMS_NOSIGS;
259 else if (!strcmp (*args, "-no_content_verify"))
260 flags |= CMS_NO_CONTENT_VERIFY;
261 else if (!strcmp (*args, "-no_attr_verify"))
262 flags |= CMS_NO_ATTR_VERIFY;
263 else if (!strcmp (*args, "-stream"))
264 flags |= CMS_STREAM;
265 else if (!strcmp (*args, "-indef"))
266 flags |= CMS_STREAM;
267 else if (!strcmp (*args, "-noindef"))
268 flags &= ~CMS_STREAM;
269 else if (!strcmp (*args, "-nooldmime"))
270 flags |= CMS_NOOLDMIMETYPE;
271 else if (!strcmp (*args, "-crlfeol"))
272 flags |= CMS_CRLFEOL;
273 else if (!strcmp (*args, "-noout"))
274 noout = 1;
275 else if (!strcmp (*args, "-receipt_request_print"))
276 rr_print = 1;
277 else if (!strcmp (*args, "-receipt_request_all"))
278 rr_allorfirst = 0;
279 else if (!strcmp (*args, "-receipt_request_first"))
280 rr_allorfirst = 1;
281 else if (!strcmp(*args,"-receipt_request_from"))
282 {
283 if (!args[1])
284 goto argerr;
285 args++;
286 if (!rr_from)
287 rr_from = sk_OPENSSL_STRING_new_null();
288 sk_OPENSSL_STRING_push(rr_from, *args);
289 }
290 else if (!strcmp(*args,"-receipt_request_to"))
291 {
292 if (!args[1])
293 goto argerr;
294 args++;
295 if (!rr_to)
296 rr_to = sk_OPENSSL_STRING_new_null();
297 sk_OPENSSL_STRING_push(rr_to, *args);
298 }
299 else if (!strcmp (*args, "-print"))
300 {
301 noout = 1;
302 print = 1;
303 }
304 else if (!strcmp(*args,"-secretkey"))
305 {
306 long ltmp;
307 if (!args[1])
308 goto argerr;
309 args++;
310 secret_key = string_to_hex(*args, &ltmp);
311 if (!secret_key)
312 {
313 BIO_printf(bio_err, "Invalid key %s\n", *args);
314 goto argerr;
315 }
316 secret_keylen = (size_t)ltmp;
317 }
318 else if (!strcmp(*args,"-secretkeyid"))
319 {
320 long ltmp;
321 if (!args[1])
322 goto argerr;
323 args++;
324 secret_keyid = string_to_hex(*args, &ltmp);
325 if (!secret_keyid)
326 {
327 BIO_printf(bio_err, "Invalid id %s\n", *args);
328 goto argerr;
329 }
330 secret_keyidlen = (size_t)ltmp;
331 }
332 else if (!strcmp(*args,"-pwri_password"))
333 {
334 if (!args[1])
335 goto argerr;
336 args++;
337 pwri_pass = (unsigned char *)*args;
338 }
339 else if (!strcmp(*args,"-econtent_type"))
340 {
341 if (!args[1])
342 goto argerr;
343 args++;
344 econtent_type = OBJ_txt2obj(*args, 0);
345 if (!econtent_type)
346 {
347 BIO_printf(bio_err, "Invalid OID %s\n", *args);
348 goto argerr;
349 }
350 }
351 else if (!strcmp(*args,"-rand"))
352 {
353 if (!args[1])
354 goto argerr;
355 args++;
356 inrand = *args;
357 need_rand = 1;
358 }
359 #ifndef OPENSSL_NO_ENGINE
360 else if (!strcmp(*args,"-engine"))
361 {
362 if (!args[1])
363 goto argerr;
364 engine = *++args;
365 }
366 #endif
367 else if (!strcmp(*args,"-passin"))
368 {
369 if (!args[1])
370 goto argerr;
371 passargin = *++args;
372 }
373 else if (!strcmp (*args, "-to"))
374 {
375 if (!args[1])
376 goto argerr;
377 to = *++args;
378 }
379 else if (!strcmp (*args, "-from"))
380 {
381 if (!args[1])
382 goto argerr;
383 from = *++args;
384 }
385 else if (!strcmp (*args, "-subject"))
386 {
387 if (!args[1])
388 goto argerr;
389 subject = *++args;
390 }
391 else if (!strcmp (*args, "-signer"))
392 {
393 if (!args[1])
394 goto argerr;
395 /* If previous -signer argument add signer to list */
396
397 if (signerfile)
398 {
399 if (!sksigners)
400 sksigners = sk_OPENSSL_STRING_new_null();
401 sk_OPENSSL_STRING_push(sksigners, signerfile);
402 if (!keyfile)
403 keyfile = signerfile;
404 if (!skkeys)
405 skkeys = sk_OPENSSL_STRING_new_null();
406 sk_OPENSSL_STRING_push(skkeys, keyfile);
407 keyfile = NULL;
408 }
409 signerfile = *++args;
410 }
411 else if (!strcmp (*args, "-recip"))
412 {
413 if (!args[1])
414 goto argerr;
415 recipfile = *++args;
416 }
417 else if (!strcmp (*args, "-certsout"))
418 {
419 if (!args[1])
420 goto argerr;
421 certsoutfile = *++args;
422 }
423 else if (!strcmp (*args, "-md"))
424 {
425 if (!args[1])
426 goto argerr;
427 sign_md = EVP_get_digestbyname(*++args);
428 if (sign_md == NULL)
429 {
430 BIO_printf(bio_err, "Unknown digest %s\n",
431 *args);
432 goto argerr;
433 }
434 }
435 else if (!strcmp (*args, "-inkey"))
436 {
437 if (!args[1])
438 goto argerr;
439 /* If previous -inkey arument add signer to list */
440 if (keyfile)
441 {
442 if (!signerfile)
443 {
444 BIO_puts(bio_err, "Illegal -inkey without -signer\n");
445 goto argerr;
446 }
447 if (!sksigners)
448 sksigners = sk_OPENSSL_STRING_new_null();
449 sk_OPENSSL_STRING_push(sksigners, signerfile);
450 signerfile = NULL;
451 if (!skkeys)
452 skkeys = sk_OPENSSL_STRING_new_null();
453 sk_OPENSSL_STRING_push(skkeys, keyfile);
454 }
455 keyfile = *++args;
456 }
457 else if (!strcmp (*args, "-keyform"))
458 {
459 if (!args[1])
460 goto argerr;
461 keyform = str2fmt(*++args);
462 }
463 else if (!strcmp (*args, "-rctform"))
464 {
465 if (!args[1])
466 goto argerr;
467 rctformat = str2fmt(*++args);
468 }
469 else if (!strcmp (*args, "-certfile"))
470 {
471 if (!args[1])
472 goto argerr;
473 certfile = *++args;
474 }
475 else if (!strcmp (*args, "-CAfile"))
476 {
477 if (!args[1])
478 goto argerr;
479 CAfile = *++args;
480 }
481 else if (!strcmp (*args, "-CApath"))
482 {
483 if (!args[1])
484 goto argerr;
485 CApath = *++args;
486 }
487 else if (!strcmp (*args, "-in"))
488 {
489 if (!args[1])
490 goto argerr;
491 infile = *++args;
492 }
493 else if (!strcmp (*args, "-inform"))
494 {
495 if (!args[1])
496 goto argerr;
497 informat = str2fmt(*++args);
498 }
499 else if (!strcmp (*args, "-outform"))
500 {
501 if (!args[1])
502 goto argerr;
503 outformat = str2fmt(*++args);
504 }
505 else if (!strcmp (*args, "-out"))
506 {
507 if (!args[1])
508 goto argerr;
509 outfile = *++args;
510 }
511 else if (!strcmp (*args, "-content"))
512 {
513 if (!args[1])
514 goto argerr;
515 contfile = *++args;
516 }
517 else if (args_verify(&args, NULL, &badarg, bio_err, &vpm))
518 continue;
519 else if ((cipher = EVP_get_cipherbyname(*args + 1)) == NULL)
520 badarg = 1;
521 args++;
522 }
523
524 if (((rr_allorfirst != -1) || rr_from) && !rr_to)
525 {
526 BIO_puts(bio_err, "No Signed Receipts Recipients\n");
527 goto argerr;
528 }
529
530 if (!(operation & SMIME_SIGNERS) && (rr_to || rr_from))
531 {
532 BIO_puts(bio_err, "Signed receipts only allowed with -sign\n");
533 goto argerr;
534 }
535 if (!(operation & SMIME_SIGNERS) && (skkeys || sksigners))
536 {
537 BIO_puts(bio_err, "Multiple signers or keys not allowed\n");
538 goto argerr;
539 }
540
541 if (operation & SMIME_SIGNERS)
542 {
543 if (keyfile && !signerfile)
544 {
545 BIO_puts(bio_err, "Illegal -inkey without -signer\n");
546 goto argerr;
547 }
548 /* Check to see if any final signer needs to be appended */
549 if (signerfile)
550 {
551 if (!sksigners)
552 sksigners = sk_OPENSSL_STRING_new_null();
553 sk_OPENSSL_STRING_push(sksigners, signerfile);
554 if (!skkeys)
555 skkeys = sk_OPENSSL_STRING_new_null();
556 if (!keyfile)
557 keyfile = signerfile;
558 sk_OPENSSL_STRING_push(skkeys, keyfile);
559 }
560 if (!sksigners)
561 {
562 BIO_printf(bio_err, "No signer certificate specified\n");
563 badarg = 1;
564 }
565 signerfile = NULL;
566 keyfile = NULL;
567 need_rand = 1;
568 }
569
570 else if (operation == SMIME_DECRYPT)
571 {
572 if (!recipfile && !keyfile && !secret_key && !pwri_pass)
573 {
574 BIO_printf(bio_err, "No recipient certificate or key specified\n");
575 badarg = 1;
576 }
577 }
578 else if (operation == SMIME_ENCRYPT)
579 {
580 if (!*args && !secret_key && !pwri_pass)
581 {
582 BIO_printf(bio_err, "No recipient(s) certificate(s) specified\n");
583 badarg = 1;
584 }
585 need_rand = 1;
586 }
587 else if (!operation)
588 badarg = 1;
589
590 if (badarg)
591 {
592 argerr:
593 BIO_printf (bio_err, "Usage cms [options] cert.pem ...\n");
594 BIO_printf (bio_err, "where options are\n");
595 BIO_printf (bio_err, "-encrypt encrypt message\n");
596 BIO_printf (bio_err, "-decrypt decrypt encrypted message\n");
597 BIO_printf (bio_err, "-sign sign message\n");
598 BIO_printf (bio_err, "-verify verify signed message\n");
599 BIO_printf (bio_err, "-cmsout output CMS structure\n");
600 #ifndef OPENSSL_NO_DES
601 BIO_printf (bio_err, "-des3 encrypt with triple DES\n");
602 BIO_printf (bio_err, "-des encrypt with DES\n");
603 #endif
604 #ifndef OPENSSL_NO_SEED
605 BIO_printf (bio_err, "-seed encrypt with SEED\n");
606 #endif
607 #ifndef OPENSSL_NO_RC2
608 BIO_printf (bio_err, "-rc2-40 encrypt with RC2-40 (default)\n");
609 BIO_printf (bio_err, "-rc2-64 encrypt with RC2-64\n");
610 BIO_printf (bio_err, "-rc2-128 encrypt with RC2-128\n");
611 #endif
612 #ifndef OPENSSL_NO_AES
613 BIO_printf (bio_err, "-aes128, -aes192, -aes256\n");
614 BIO_printf (bio_err, " encrypt PEM output with cbc aes\n");
615 #endif
616 #ifndef OPENSSL_NO_CAMELLIA
617 BIO_printf (bio_err, "-camellia128, -camellia192, -camellia256\n");
618 BIO_printf (bio_err, " encrypt PEM output with cbc camellia\n");
619 #endif
620 BIO_printf (bio_err, "-nointern don't search certificates in message for signer\n");
621 BIO_printf (bio_err, "-nosigs don't verify message signature\n");
622 BIO_printf (bio_err, "-noverify don't verify signers certificate\n");
623 BIO_printf (bio_err, "-nocerts don't include signers certificate when signing\n");
624 BIO_printf (bio_err, "-nodetach use opaque signing\n");
625 BIO_printf (bio_err, "-noattr don't include any signed attributes\n");
626 BIO_printf (bio_err, "-binary don't translate message to text\n");
627 BIO_printf (bio_err, "-certfile file other certificates file\n");
628 BIO_printf (bio_err, "-certsout file certificate output file\n");
629 BIO_printf (bio_err, "-signer file signer certificate file\n");
630 BIO_printf (bio_err, "-recip file recipient certificate file for decryption\n");
631 BIO_printf (bio_err, "-keyid use subject key identifier\n");
632 BIO_printf (bio_err, "-in file input file\n");
633 BIO_printf (bio_err, "-inform arg input format SMIME (default), PEM or DER\n");
634 BIO_printf (bio_err, "-inkey file input private key (if not signer or recipient)\n");
635 BIO_printf (bio_err, "-keyform arg input private key format (PEM or ENGINE)\n");
636 BIO_printf (bio_err, "-out file output file\n");
637 BIO_printf (bio_err, "-outform arg output format SMIME (default), PEM or DER\n");
638 BIO_printf (bio_err, "-content file supply or override content for detached signature\n");
639 BIO_printf (bio_err, "-to addr to address\n");
640 BIO_printf (bio_err, "-from ad from address\n");
641 BIO_printf (bio_err, "-subject s subject\n");
642 BIO_printf (bio_err, "-text include or delete text MIME headers\n");
643 BIO_printf (bio_err, "-CApath dir trusted certificates directory\n");
644 BIO_printf (bio_err, "-CAfile file trusted certificates file\n");
645 BIO_printf (bio_err, "-crl_check check revocation status of signer's certificate using CRLs\n");
646 BIO_printf (bio_err, "-crl_check_all check revocation status of signer's certificate chain using CRLs\n");
647 #ifndef OPENSSL_NO_ENGINE
648 BIO_printf (bio_err, "-engine e use engine e, possibly a hardware device.\n");
649 #endif
650 BIO_printf (bio_err, "-passin arg input file pass phrase source\n");
651 BIO_printf(bio_err, "-rand file%cfile%c...\n", LIST_SEPARATOR_CHAR, LIST_SEPARATOR_CHAR);
652 BIO_printf(bio_err, " load the file (or the files in the directory) into\n");
653 BIO_printf(bio_err, " the random number generator\n");
654 BIO_printf (bio_err, "cert.pem recipient certificate(s) for encryption\n");
655 goto end;
656 }
657
658 #ifndef OPENSSL_NO_ENGINE
659 e = setup_engine(bio_err, engine, 0);
660 #endif
661
662 if (!app_passwd(bio_err, passargin, NULL, &passin, NULL))
663 {
664 BIO_printf(bio_err, "Error getting password\n");
665 goto end;
666 }
667
668 if (need_rand)
669 {
670 app_RAND_load_file(NULL, bio_err, (inrand != NULL));
671 if (inrand != NULL)
672 BIO_printf(bio_err,"%ld semi-random bytes loaded\n",
673 app_RAND_load_files(inrand));
674 }
675
676 ret = 2;
677
678 if (!(operation & SMIME_SIGNERS))
679 flags &= ~CMS_DETACHED;
680
681 if (operation & SMIME_OP)
682 {
683 if (outformat == FORMAT_ASN1)
684 outmode = "wb";
685 }
686 else
687 {
688 if (flags & CMS_BINARY)
689 outmode = "wb";
690 }
691
692 if (operation & SMIME_IP)
693 {
694 if (informat == FORMAT_ASN1)
695 inmode = "rb";
696 }
697 else
698 {
699 if (flags & CMS_BINARY)
700 inmode = "rb";
701 }
702
703 if (operation == SMIME_ENCRYPT)
704 {
705 if (!cipher)
706 {
707 #ifndef OPENSSL_NO_DES
708 cipher = EVP_des_ede3_cbc();
709 #else
710 BIO_printf(bio_err, "No cipher selected\n");
711 goto end;
712 #endif
713 }
714
715 if (secret_key && !secret_keyid)
716 {
717 BIO_printf(bio_err, "No secret key id\n");
718 goto end;
719 }
720
721 if (*args)
722 encerts = sk_X509_new_null();
723 while (*args)
724 {
725 if (!(cert = load_cert(bio_err,*args,FORMAT_PEM,
726 NULL, e, "recipient certificate file")))
727 goto end;
728 sk_X509_push(encerts, cert);
729 cert = NULL;
730 args++;
731 }
732 }
733
734 if (certfile)
735 {
736 if (!(other = load_certs(bio_err,certfile,FORMAT_PEM, NULL,
737 e, "certificate file")))
738 {
739 ERR_print_errors(bio_err);
740 goto end;
741 }
742 }
743
744 if (recipfile && (operation == SMIME_DECRYPT))
745 {
746 if (!(recip = load_cert(bio_err,recipfile,FORMAT_PEM,NULL,
747 e, "recipient certificate file")))
748 {
749 ERR_print_errors(bio_err);
750 goto end;
751 }
752 }
753
754 if (operation == SMIME_SIGN_RECEIPT)
755 {
756 if (!(signer = load_cert(bio_err,signerfile,FORMAT_PEM,NULL,
757 e, "receipt signer certificate file")))
758 {
759 ERR_print_errors(bio_err);
760 goto end;
761 }
762 }
763
764 if (operation == SMIME_DECRYPT)
765 {
766 if (!keyfile)
767 keyfile = recipfile;
768 }
769 else if ((operation == SMIME_SIGN) || (operation == SMIME_SIGN_RECEIPT))
770 {
771 if (!keyfile)
772 keyfile = signerfile;
773 }
774 else keyfile = NULL;
775
776 if (keyfile)
777 {
778 key = load_key(bio_err, keyfile, keyform, 0, passin, e,
779 "signing key file");
780 if (!key)
781 goto end;
782 }
783
784 if (infile)
785 {
786 if (!(in = BIO_new_file(infile, inmode)))
787 {
788 BIO_printf (bio_err,
789 "Can't open input file %s\n", infile);
790 goto end;
791 }
792 }
793 else
794 in = BIO_new_fp(stdin, BIO_NOCLOSE);
795
796 if (operation & SMIME_IP)
797 {
798 if (informat == FORMAT_SMIME)
799 cms = SMIME_read_CMS(in, &indata);
800 else if (informat == FORMAT_PEM)
801 cms = PEM_read_bio_CMS(in, NULL, NULL, NULL);
802 else if (informat == FORMAT_ASN1)
803 cms = d2i_CMS_bio(in, NULL);
804 else
805 {
806 BIO_printf(bio_err, "Bad input format for CMS file\n");
807 goto end;
808 }
809
810 if (!cms)
811 {
812 BIO_printf(bio_err, "Error reading S/MIME message\n");
813 goto end;
814 }
815 if (contfile)
816 {
817 BIO_free(indata);
818 if (!(indata = BIO_new_file(contfile, "rb")))
819 {
820 BIO_printf(bio_err, "Can't read content file %s\n", contfile);
821 goto end;
822 }
823 }
824 if (certsoutfile)
825 {
826 STACK_OF(X509) *allcerts;
827 allcerts = CMS_get1_certs(cms);
828 if (!save_certs(certsoutfile, allcerts))
829 {
830 BIO_printf(bio_err,
831 "Error writing certs to %s\n",
832 certsoutfile);
833 ret = 5;
834 goto end;
835 }
836 sk_X509_pop_free(allcerts, X509_free);
837 }
838 }
839
840 if (rctfile)
841 {
842 char *rctmode = (rctformat == FORMAT_ASN1) ? "rb" : "r";
843 if (!(rctin = BIO_new_file(rctfile, rctmode)))
844 {
845 BIO_printf (bio_err,
846 "Can't open receipt file %s\n", rctfile);
847 goto end;
848 }
849
850 if (rctformat == FORMAT_SMIME)
851 rcms = SMIME_read_CMS(rctin, NULL);
852 else if (rctformat == FORMAT_PEM)
853 rcms = PEM_read_bio_CMS(rctin, NULL, NULL, NULL);
854 else if (rctformat == FORMAT_ASN1)
855 rcms = d2i_CMS_bio(rctin, NULL);
856 else
857 {
858 BIO_printf(bio_err, "Bad input format for receipt\n");
859 goto end;
860 }
861
862 if (!rcms)
863 {
864 BIO_printf(bio_err, "Error reading receipt\n");
865 goto end;
866 }
867 }
868
869 if (outfile)
870 {
871 if (!(out = BIO_new_file(outfile, outmode)))
872 {
873 BIO_printf (bio_err,
874 "Can't open output file %s\n", outfile);
875 goto end;
876 }
877 }
878 else
879 {
880 out = BIO_new_fp(stdout, BIO_NOCLOSE);
881 #ifdef OPENSSL_SYS_VMS
882 {
883 BIO *tmpbio = BIO_new(BIO_f_linebuffer());
884 out = BIO_push(tmpbio, out);
885 }
886 #endif
887 }
888
889 if ((operation == SMIME_VERIFY) || (operation == SMIME_VERIFY_RECEIPT))
890 {
891 if (!(store = setup_verify(bio_err, CAfile, CApath)))
892 goto end;
893 X509_STORE_set_verify_cb(store, cms_cb);
894 if (vpm)
895 X509_STORE_set1_param(store, vpm);
896 }
897
898
899 ret = 3;
900
901 if (operation == SMIME_DATA_CREATE)
902 {
903 cms = CMS_data_create(in, flags);
904 }
905 else if (operation == SMIME_DIGEST_CREATE)
906 {
907 cms = CMS_digest_create(in, sign_md, flags);
908 }
909 else if (operation == SMIME_COMPRESS)
910 {
911 cms = CMS_compress(in, -1, flags);
912 }
913 else if (operation == SMIME_ENCRYPT)
914 {
915 flags |= CMS_PARTIAL;
916 cms = CMS_encrypt(encerts, in, cipher, flags);
917 if (!cms)
918 goto end;
919 if (secret_key)
920 {
921 if (!CMS_add0_recipient_key(cms, NID_undef,
922 secret_key, secret_keylen,
923 secret_keyid, secret_keyidlen,
924 NULL, NULL, NULL))
925 goto end;
926 /* NULL these because call absorbs them */
927 secret_key = NULL;
928 secret_keyid = NULL;
929 }
930 if (pwri_pass)
931 {
932 pwri_tmp = (unsigned char *)BUF_strdup((char *)pwri_pass);
933 if (!pwri_tmp)
934 goto end;
935 if (!CMS_add0_recipient_password(cms,
936 -1, NID_undef, NID_undef,
937 pwri_tmp, -1, NULL))
938 goto end;
939 pwri_tmp = NULL;
940 }
941 if (!(flags & CMS_STREAM))
942 {
943 if (!CMS_final(cms, in, NULL, flags))
944 goto end;
945 }
946 }
947 else if (operation == SMIME_ENCRYPTED_ENCRYPT)
948 {
949 cms = CMS_EncryptedData_encrypt(in, cipher,
950 secret_key, secret_keylen,
951 flags);
952
953 }
954 else if (operation == SMIME_SIGN_RECEIPT)
955 {
956 CMS_ContentInfo *srcms = NULL;
957 STACK_OF(CMS_SignerInfo) *sis;
958 CMS_SignerInfo *si;
959 sis = CMS_get0_SignerInfos(cms);
960 if (!sis)
961 goto end;
962 si = sk_CMS_SignerInfo_value(sis, 0);
963 srcms = CMS_sign_receipt(si, signer, key, other, flags);
964 if (!srcms)
965 goto end;
966 CMS_ContentInfo_free(cms);
967 cms = srcms;
968 }
969 else if (operation & SMIME_SIGNERS)
970 {
971 int i;
972 /* If detached data content we enable streaming if
973 * S/MIME output format.
974 */
975 if (operation == SMIME_SIGN)
976 {
977
978 if (flags & CMS_DETACHED)
979 {
980 if (outformat == FORMAT_SMIME)
981 flags |= CMS_STREAM;
982 }
983 flags |= CMS_PARTIAL;
984 cms = CMS_sign(NULL, NULL, other, in, flags);
985 if (!cms)
986 goto end;
987 if (econtent_type)
988 CMS_set1_eContentType(cms, econtent_type);
989
990 if (rr_to)
991 {
992 rr = make_receipt_request(rr_to, rr_allorfirst,
993 rr_from);
994 if (!rr)
995 {
996 BIO_puts(bio_err,
997 "Signed Receipt Request Creation Error\n");
998 goto end;
999 }
1000 }
1001 }
1002 else
1003 flags |= CMS_REUSE_DIGEST;
1004 for (i = 0; i < sk_OPENSSL_STRING_num(sksigners); i++)
1005 {
1006 CMS_SignerInfo *si;
1007 signerfile = sk_OPENSSL_STRING_value(sksigners, i);
1008 keyfile = sk_OPENSSL_STRING_value(skkeys, i);
1009 signer = load_cert(bio_err, signerfile,FORMAT_PEM, NULL,
1010 e, "signer certificate");
1011 if (!signer)
1012 goto end;
1013 key = load_key(bio_err, keyfile, keyform, 0, passin, e,
1014 "signing key file");
1015 if (!key)
1016 goto end;
1017 si = CMS_add1_signer(cms, signer, key, sign_md, flags);
1018 if (!si)
1019 goto end;
1020 if (rr && !CMS_add1_ReceiptRequest(si, rr))
1021 goto end;
1022 X509_free(signer);
1023 signer = NULL;
1024 EVP_PKEY_free(key);
1025 key = NULL;
1026 }
1027 /* If not streaming or resigning finalize structure */
1028 if ((operation == SMIME_SIGN) && !(flags & CMS_STREAM))
1029 {
1030 if (!CMS_final(cms, in, NULL, flags))
1031 goto end;
1032 }
1033 }
1034
1035 if (!cms)
1036 {
1037 BIO_printf(bio_err, "Error creating CMS structure\n");
1038 goto end;
1039 }
1040
1041 ret = 4;
1042 if (operation == SMIME_DECRYPT)
1043 {
1044 if (flags & CMS_DEBUG_DECRYPT)
1045 CMS_decrypt(cms, NULL, NULL, NULL, NULL, flags);
1046
1047 if (secret_key)
1048 {
1049 if (!CMS_decrypt_set1_key(cms,
1050 secret_key, secret_keylen,
1051 secret_keyid, secret_keyidlen))
1052 {
1053 BIO_puts(bio_err,
1054 "Error decrypting CMS using secret key\n");
1055 goto end;
1056 }
1057 }
1058
1059 if (key)
1060 {
1061 if (!CMS_decrypt_set1_pkey(cms, key, recip))
1062 {
1063 BIO_puts(bio_err,
1064 "Error decrypting CMS using private key\n");
1065 goto end;
1066 }
1067 }
1068
1069 if (pwri_pass)
1070 {
1071 if (!CMS_decrypt_set1_password(cms, pwri_pass, -1))
1072 {
1073 BIO_puts(bio_err,
1074 "Error decrypting CMS using password\n");
1075 goto end;
1076 }
1077 }
1078
1079 if (!CMS_decrypt(cms, NULL, NULL, indata, out, flags))
1080 {
1081 BIO_printf(bio_err, "Error decrypting CMS structure\n");
1082 goto end;
1083 }
1084 }
1085 else if (operation == SMIME_DATAOUT)
1086 {
1087 if (!CMS_data(cms, out, flags))
1088 goto end;
1089 }
1090 else if (operation == SMIME_UNCOMPRESS)
1091 {
1092 if (!CMS_uncompress(cms, indata, out, flags))
1093 goto end;
1094 }
1095 else if (operation == SMIME_DIGEST_VERIFY)
1096 {
1097 if (CMS_digest_verify(cms, indata, out, flags) > 0)
1098 BIO_printf(bio_err, "Verification successful\n");
1099 else
1100 {
1101 BIO_printf(bio_err, "Verification failure\n");
1102 goto end;
1103 }
1104 }
1105 else if (operation == SMIME_ENCRYPTED_DECRYPT)
1106 {
1107 if (!CMS_EncryptedData_decrypt(cms, secret_key, secret_keylen,
1108 indata, out, flags))
1109 goto end;
1110 }
1111 else if (operation == SMIME_VERIFY)
1112 {
1113 if (CMS_verify(cms, other, store, indata, out, flags) > 0)
1114 BIO_printf(bio_err, "Verification successful\n");
1115 else
1116 {
1117 BIO_printf(bio_err, "Verification failure\n");
1118 if (verify_retcode)
1119 ret = verify_err + 32;
1120 goto end;
1121 }
1122 if (signerfile)
1123 {
1124 STACK_OF(X509) *signers;
1125 signers = CMS_get0_signers(cms);
1126 if (!save_certs(signerfile, signers))
1127 {
1128 BIO_printf(bio_err,
1129 "Error writing signers to %s\n",
1130 signerfile);
1131 ret = 5;
1132 goto end;
1133 }
1134 sk_X509_free(signers);
1135 }
1136 if (rr_print)
1137 receipt_request_print(bio_err, cms);
1138
1139 }
1140 else if (operation == SMIME_VERIFY_RECEIPT)
1141 {
1142 if (CMS_verify_receipt(rcms, cms, other, store, flags) > 0)
1143 BIO_printf(bio_err, "Verification successful\n");
1144 else
1145 {
1146 BIO_printf(bio_err, "Verification failure\n");
1147 goto end;
1148 }
1149 }
1150 else
1151 {
1152 if (noout)
1153 {
1154 if (print)
1155 CMS_ContentInfo_print_ctx(out, cms, 0, NULL);
1156 }
1157 else if (outformat == FORMAT_SMIME)
1158 {
1159 if (to)
1160 BIO_printf(out, "To: %s\n", to);
1161 if (from)
1162 BIO_printf(out, "From: %s\n", from);
1163 if (subject)
1164 BIO_printf(out, "Subject: %s\n", subject);
1165 if (operation == SMIME_RESIGN)
1166 ret = SMIME_write_CMS(out, cms, indata, flags);
1167 else
1168 ret = SMIME_write_CMS(out, cms, in, flags);
1169 }
1170 else if (outformat == FORMAT_PEM)
1171 ret = PEM_write_bio_CMS_stream(out, cms, in, flags);
1172 else if (outformat == FORMAT_ASN1)
1173 ret = i2d_CMS_bio_stream(out,cms, in, flags);
1174 else
1175 {
1176 BIO_printf(bio_err, "Bad output format for CMS file\n");
1177 goto end;
1178 }
1179 if (ret <= 0)
1180 {
1181 ret = 6;
1182 goto end;
1183 }
1184 }
1185 ret = 0;
1186 end:
1187 if (ret)
1188 ERR_print_errors(bio_err);
1189 if (need_rand)
1190 app_RAND_write_file(NULL, bio_err);
1191 sk_X509_pop_free(encerts, X509_free);
1192 sk_X509_pop_free(other, X509_free);
1193 if (vpm)
1194 X509_VERIFY_PARAM_free(vpm);
1195 if (sksigners)
1196 sk_OPENSSL_STRING_free(sksigners);
1197 if (skkeys)
1198 sk_OPENSSL_STRING_free(skkeys);
1199 if (secret_key)
1200 OPENSSL_free(secret_key);
1201 if (secret_keyid)
1202 OPENSSL_free(secret_keyid);
1203 if (pwri_tmp)
1204 OPENSSL_free(pwri_tmp);
1205 if (econtent_type)
1206 ASN1_OBJECT_free(econtent_type);
1207 if (rr)
1208 CMS_ReceiptRequest_free(rr);
1209 if (rr_to)
1210 sk_OPENSSL_STRING_free(rr_to);
1211 if (rr_from)
1212 sk_OPENSSL_STRING_free(rr_from);
1213 X509_STORE_free(store);
1214 X509_free(cert);
1215 X509_free(recip);
1216 X509_free(signer);
1217 EVP_PKEY_free(key);
1218 CMS_ContentInfo_free(cms);
1219 CMS_ContentInfo_free(rcms);
1220 BIO_free(rctin);
1221 BIO_free(in);
1222 BIO_free(indata);
1223 BIO_free_all(out);
1224 if (passin) OPENSSL_free(passin);
1225 return (ret);
1226 }
1227
1228 static int save_certs(char *signerfile, STACK_OF(X509) *signers)
1229 {
1230 int i;
1231 BIO *tmp;
1232 if (!signerfile)
1233 return 1;
1234 tmp = BIO_new_file(signerfile, "w");
1235 if (!tmp) return 0;
1236 for(i = 0; i < sk_X509_num(signers); i++)
1237 PEM_write_bio_X509(tmp, sk_X509_value(signers, i));
1238 BIO_free(tmp);
1239 return 1;
1240 }
1241
1242
1243 /* Minimal callback just to output policy info (if any) */
1244
1245 static int cms_cb(int ok, X509_STORE_CTX *ctx)
1246 {
1247 int error;
1248
1249 error = X509_STORE_CTX_get_error(ctx);
1250
1251 verify_err = error;
1252
1253 if ((error != X509_V_ERR_NO_EXPLICIT_POLICY)
1254 && ((error != X509_V_OK) || (ok != 2)))
1255 return ok;
1256
1257 policies_print(NULL, ctx);
1258
1259 return ok;
1260
1261 }
1262
1263 static void gnames_stack_print(BIO *out, STACK_OF(GENERAL_NAMES) *gns)
1264 {
1265 STACK_OF(GENERAL_NAME) *gens;
1266 GENERAL_NAME *gen;
1267 int i, j;
1268 for (i = 0; i < sk_GENERAL_NAMES_num(gns); i++)
1269 {
1270 gens = sk_GENERAL_NAMES_value(gns, i);
1271 for (j = 0; j < sk_GENERAL_NAME_num(gens); j++)
1272 {
1273 gen = sk_GENERAL_NAME_value(gens, j);
1274 BIO_puts(out, " ");
1275 GENERAL_NAME_print(out, gen);
1276 BIO_puts(out, "\n");
1277 }
1278 }
1279 return;
1280 }
1281
1282 static void receipt_request_print(BIO *out, CMS_ContentInfo *cms)
1283 {
1284 STACK_OF(CMS_SignerInfo) *sis;
1285 CMS_SignerInfo *si;
1286 CMS_ReceiptRequest *rr;
1287 int allorfirst;
1288 STACK_OF(GENERAL_NAMES) *rto, *rlist;
1289 ASN1_STRING *scid;
1290 int i, rv;
1291 sis = CMS_get0_SignerInfos(cms);
1292 for (i = 0; i < sk_CMS_SignerInfo_num(sis); i++)
1293 {
1294 si = sk_CMS_SignerInfo_value(sis, i);
1295 rv = CMS_get1_ReceiptRequest(si, &rr);
1296 BIO_printf(bio_err, "Signer %d:\n", i + 1);
1297 if (rv == 0)
1298 BIO_puts(bio_err, " No Receipt Request\n");
1299 else if (rv < 0)
1300 {
1301 BIO_puts(bio_err, " Receipt Request Parse Error\n");
1302 ERR_print_errors(bio_err);
1303 }
1304 else
1305 {
1306 char *id;
1307 int idlen;
1308 CMS_ReceiptRequest_get0_values(rr, &scid, &allorfirst,
1309 &rlist, &rto);
1310 BIO_puts(out, " Signed Content ID:\n");
1311 idlen = ASN1_STRING_length(scid);
1312 id = (char *)ASN1_STRING_data(scid);
1313 BIO_dump_indent(out, id, idlen, 4);
1314 BIO_puts(out, " Receipts From");
1315 if (rlist)
1316 {
1317 BIO_puts(out, " List:\n");
1318 gnames_stack_print(out, rlist);
1319 }
1320 else if (allorfirst == 1)
1321 BIO_puts(out, ": First Tier\n");
1322 else if (allorfirst == 0)
1323 BIO_puts(out, ": All\n");
1324 else
1325 BIO_printf(out, " Unknown (%d)\n", allorfirst);
1326 BIO_puts(out, " Receipts To:\n");
1327 gnames_stack_print(out, rto);
1328 }
1329 if (rr)
1330 CMS_ReceiptRequest_free(rr);
1331 }
1332 }
1333
1334 static STACK_OF(GENERAL_NAMES) *make_names_stack(STACK_OF(OPENSSL_STRING) *ns)
1335 {
1336 int i;
1337 STACK_OF(GENERAL_NAMES) *ret;
1338 GENERAL_NAMES *gens = NULL;
1339 GENERAL_NAME *gen = NULL;
1340 ret = sk_GENERAL_NAMES_new_null();
1341 if (!ret)
1342 goto err;
1343 for (i = 0; i < sk_OPENSSL_STRING_num(ns); i++)
1344 {
1345 char *str = sk_OPENSSL_STRING_value(ns, i);
1346 gen = a2i_GENERAL_NAME(NULL, NULL, NULL, GEN_EMAIL, str, 0);
1347 if (!gen)
1348 goto err;
1349 gens = GENERAL_NAMES_new();
1350 if (!gens)
1351 goto err;
1352 if (!sk_GENERAL_NAME_push(gens, gen))
1353 goto err;
1354 gen = NULL;
1355 if (!sk_GENERAL_NAMES_push(ret, gens))
1356 goto err;
1357 gens = NULL;
1358 }
1359
1360 return ret;
1361
1362 err:
1363 if (ret)
1364 sk_GENERAL_NAMES_pop_free(ret, GENERAL_NAMES_free);
1365 if (gens)
1366 GENERAL_NAMES_free(gens);
1367 if (gen)
1368 GENERAL_NAME_free(gen);
1369 return NULL;
1370 }
1371
1372
1373 static CMS_ReceiptRequest *make_receipt_request(STACK_OF(OPENSSL_STRING) *rr_to,
1374 int rr_allorfirst,
1375 STACK_OF(OPENSSL_STRING) *rr_from)
1376 {
1377 STACK_OF(GENERAL_NAMES) *rct_to, *rct_from;
1378 CMS_ReceiptRequest *rr;
1379 rct_to = make_names_stack(rr_to);
1380 if (!rct_to)
1381 goto err;
1382 if (rr_from)
1383 {
1384 rct_from = make_names_stack(rr_from);
1385 if (!rct_from)
1386 goto err;
1387 }
1388 else
1389 rct_from = NULL;
1390 rr = CMS_ReceiptRequest_create0(NULL, -1, rr_allorfirst, rct_from,
1391 rct_to);
1392 return rr;
1393 err:
1394 return NULL;
1395 }
1396
1397 #endif
Tomato firmware and modifications.