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[thirdparty/openssl.git] / apps / cms.c
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 static int cms_set_pkey_param(EVP_PKEY_CTX *pctx,
78 STACK_OF(OPENSSL_STRING) *param);
79
80 #define SMIME_OP 0x10
81 #define SMIME_IP 0x20
82 #define SMIME_SIGNERS 0x40
83 #define SMIME_ENCRYPT (1 | SMIME_OP)
84 #define SMIME_DECRYPT (2 | SMIME_IP)
85 #define SMIME_SIGN (3 | SMIME_OP | SMIME_SIGNERS)
86 #define SMIME_VERIFY (4 | SMIME_IP)
87 #define SMIME_CMSOUT (5 | SMIME_IP | SMIME_OP)
88 #define SMIME_RESIGN (6 | SMIME_IP | SMIME_OP | SMIME_SIGNERS)
89 #define SMIME_DATAOUT (7 | SMIME_IP)
90 #define SMIME_DATA_CREATE (8 | SMIME_OP)
91 #define SMIME_DIGEST_VERIFY (9 | SMIME_IP)
92 #define SMIME_DIGEST_CREATE (10 | SMIME_OP)
93 #define SMIME_UNCOMPRESS (11 | SMIME_IP)
94 #define SMIME_COMPRESS (12 | SMIME_OP)
95 #define SMIME_ENCRYPTED_DECRYPT (13 | SMIME_IP)
96 #define SMIME_ENCRYPTED_ENCRYPT (14 | SMIME_OP)
97 #define SMIME_SIGN_RECEIPT (15 | SMIME_IP | SMIME_OP)
98 #define SMIME_VERIFY_RECEIPT (16 | SMIME_IP)
99
100 int verify_err = 0;
101
102 typedef struct cms_key_param_st cms_key_param;
103
104 struct cms_key_param_st
105 {
106 int idx;
107 STACK_OF(OPENSSL_STRING) *param;
108 cms_key_param *next;
109 };
110
111 int MAIN(int, char **);
112
113 int MAIN(int argc, char **argv)
114 {
115 ENGINE *e = NULL;
116 int operation = 0;
117 int ret = 0;
118 char **args;
119 const char *inmode = "r", *outmode = "w";
120 char *infile = NULL, *outfile = NULL, *rctfile = NULL;
121 char *signerfile = NULL, *recipfile = NULL;
122 STACK_OF(OPENSSL_STRING) *sksigners = NULL, *skkeys = NULL;
123 char *certfile = NULL, *keyfile = NULL, *contfile=NULL;
124 char *certsoutfile = NULL;
125 const EVP_CIPHER *cipher = NULL, *wrap_cipher = NULL;
126 CMS_ContentInfo *cms = NULL, *rcms = NULL;
127 X509_STORE *store = NULL;
128 X509 *cert = NULL, *recip = NULL, *signer = NULL;
129 EVP_PKEY *key = NULL;
130 STACK_OF(X509) *encerts = NULL, *other = NULL;
131 BIO *in = NULL, *out = NULL, *indata = NULL, *rctin = NULL;
132 int badarg = 0;
133 int flags = CMS_DETACHED, noout = 0, print = 0;
134 int verify_retcode = 0;
135 int rr_print = 0, rr_allorfirst = -1;
136 STACK_OF(OPENSSL_STRING) *rr_to = NULL, *rr_from = NULL;
137 CMS_ReceiptRequest *rr = NULL;
138 char *to = NULL, *from = NULL, *subject = NULL;
139 char *CAfile = NULL, *CApath = NULL;
140 char *passargin = NULL, *passin = NULL;
141 char *inrand = NULL;
142 int need_rand = 0;
143 const EVP_MD *sign_md = NULL;
144 int informat = FORMAT_SMIME, outformat = FORMAT_SMIME;
145 int rctformat = FORMAT_SMIME, keyform = FORMAT_PEM;
146 #ifndef OPENSSL_NO_ENGINE
147 char *engine=NULL;
148 #endif
149 unsigned char *secret_key = NULL, *secret_keyid = NULL;
150 unsigned char *pwri_pass = NULL, *pwri_tmp = NULL;
151 size_t secret_keylen = 0, secret_keyidlen = 0;
152
153 cms_key_param *key_first = NULL, *key_param = NULL;
154
155 ASN1_OBJECT *econtent_type = NULL;
156
157 X509_VERIFY_PARAM *vpm = NULL;
158
159 args = argv + 1;
160 ret = 1;
161
162 apps_startup();
163
164 if (bio_err == NULL)
165 {
166 if ((bio_err = BIO_new(BIO_s_file())) != NULL)
167 BIO_set_fp(bio_err, stderr, BIO_NOCLOSE|BIO_FP_TEXT);
168 }
169
170 if (!load_config(bio_err, NULL))
171 goto end;
172
173 while (!badarg && *args && *args[0] == '-')
174 {
175 if (!strcmp (*args, "-encrypt"))
176 operation = SMIME_ENCRYPT;
177 else if (!strcmp (*args, "-decrypt"))
178 operation = SMIME_DECRYPT;
179 else if (!strcmp (*args, "-sign"))
180 operation = SMIME_SIGN;
181 else if (!strcmp (*args, "-sign_receipt"))
182 operation = SMIME_SIGN_RECEIPT;
183 else if (!strcmp (*args, "-resign"))
184 operation = SMIME_RESIGN;
185 else if (!strcmp (*args, "-verify"))
186 operation = SMIME_VERIFY;
187 else if (!strcmp (*args, "-verify_retcode"))
188 verify_retcode = 1;
189 else if (!strcmp(*args,"-verify_receipt"))
190 {
191 operation = SMIME_VERIFY_RECEIPT;
192 if (!args[1])
193 goto argerr;
194 args++;
195 rctfile = *args;
196 }
197 else if (!strcmp (*args, "-cmsout"))
198 operation = SMIME_CMSOUT;
199 else if (!strcmp (*args, "-data_out"))
200 operation = SMIME_DATAOUT;
201 else if (!strcmp (*args, "-data_create"))
202 operation = SMIME_DATA_CREATE;
203 else if (!strcmp (*args, "-digest_verify"))
204 operation = SMIME_DIGEST_VERIFY;
205 else if (!strcmp (*args, "-digest_create"))
206 operation = SMIME_DIGEST_CREATE;
207 else if (!strcmp (*args, "-compress"))
208 operation = SMIME_COMPRESS;
209 else if (!strcmp (*args, "-uncompress"))
210 operation = SMIME_UNCOMPRESS;
211 else if (!strcmp (*args, "-EncryptedData_decrypt"))
212 operation = SMIME_ENCRYPTED_DECRYPT;
213 else if (!strcmp (*args, "-EncryptedData_encrypt"))
214 operation = SMIME_ENCRYPTED_ENCRYPT;
215 #ifndef OPENSSL_NO_DES
216 else if (!strcmp (*args, "-des3"))
217 cipher = EVP_des_ede3_cbc();
218 else if (!strcmp (*args, "-des"))
219 cipher = EVP_des_cbc();
220 else if (!strcmp (*args, "-des3-wrap"))
221 wrap_cipher = EVP_des_ede3_wrap();
222 #endif
223 #ifndef OPENSSL_NO_SEED
224 else if (!strcmp (*args, "-seed"))
225 cipher = EVP_seed_cbc();
226 #endif
227 #ifndef OPENSSL_NO_RC2
228 else if (!strcmp (*args, "-rc2-40"))
229 cipher = EVP_rc2_40_cbc();
230 else if (!strcmp (*args, "-rc2-128"))
231 cipher = EVP_rc2_cbc();
232 else if (!strcmp (*args, "-rc2-64"))
233 cipher = EVP_rc2_64_cbc();
234 #endif
235 #ifndef OPENSSL_NO_AES
236 else if (!strcmp(*args,"-aes128"))
237 cipher = EVP_aes_128_cbc();
238 else if (!strcmp(*args,"-aes192"))
239 cipher = EVP_aes_192_cbc();
240 else if (!strcmp(*args,"-aes256"))
241 cipher = EVP_aes_256_cbc();
242 else if (!strcmp(*args,"-aes128-wrap"))
243 wrap_cipher = EVP_aes_128_wrap();
244 else if (!strcmp(*args,"-aes192-wrap"))
245 wrap_cipher = EVP_aes_192_wrap();
246 else if (!strcmp(*args,"-aes256-wrap"))
247 wrap_cipher = EVP_aes_256_wrap();
248 #endif
249 #ifndef OPENSSL_NO_CAMELLIA
250 else if (!strcmp(*args,"-camellia128"))
251 cipher = EVP_camellia_128_cbc();
252 else if (!strcmp(*args,"-camellia192"))
253 cipher = EVP_camellia_192_cbc();
254 else if (!strcmp(*args,"-camellia256"))
255 cipher = EVP_camellia_256_cbc();
256 #endif
257 else if (!strcmp (*args, "-debug_decrypt"))
258 flags |= CMS_DEBUG_DECRYPT;
259 else if (!strcmp (*args, "-text"))
260 flags |= CMS_TEXT;
261 else if (!strcmp (*args, "-asciicrlf"))
262 flags |= CMS_ASCIICRLF;
263 else if (!strcmp (*args, "-nointern"))
264 flags |= CMS_NOINTERN;
265 else if (!strcmp (*args, "-noverify")
266 || !strcmp (*args, "-no_signer_cert_verify"))
267 flags |= CMS_NO_SIGNER_CERT_VERIFY;
268 else if (!strcmp (*args, "-nocerts"))
269 flags |= CMS_NOCERTS;
270 else if (!strcmp (*args, "-noattr"))
271 flags |= CMS_NOATTR;
272 else if (!strcmp (*args, "-nodetach"))
273 flags &= ~CMS_DETACHED;
274 else if (!strcmp (*args, "-nosmimecap"))
275 flags |= CMS_NOSMIMECAP;
276 else if (!strcmp (*args, "-binary"))
277 flags |= CMS_BINARY;
278 else if (!strcmp (*args, "-keyid"))
279 flags |= CMS_USE_KEYID;
280 else if (!strcmp (*args, "-nosigs"))
281 flags |= CMS_NOSIGS;
282 else if (!strcmp (*args, "-no_content_verify"))
283 flags |= CMS_NO_CONTENT_VERIFY;
284 else if (!strcmp (*args, "-no_attr_verify"))
285 flags |= CMS_NO_ATTR_VERIFY;
286 else if (!strcmp (*args, "-stream"))
287 flags |= CMS_STREAM;
288 else if (!strcmp (*args, "-indef"))
289 flags |= CMS_STREAM;
290 else if (!strcmp (*args, "-noindef"))
291 flags &= ~CMS_STREAM;
292 else if (!strcmp (*args, "-nooldmime"))
293 flags |= CMS_NOOLDMIMETYPE;
294 else if (!strcmp (*args, "-crlfeol"))
295 flags |= CMS_CRLFEOL;
296 else if (!strcmp (*args, "-noout"))
297 noout = 1;
298 else if (!strcmp (*args, "-receipt_request_print"))
299 rr_print = 1;
300 else if (!strcmp (*args, "-receipt_request_all"))
301 rr_allorfirst = 0;
302 else if (!strcmp (*args, "-receipt_request_first"))
303 rr_allorfirst = 1;
304 else if (!strcmp(*args,"-receipt_request_from"))
305 {
306 if (!args[1])
307 goto argerr;
308 args++;
309 if (!rr_from)
310 rr_from = sk_OPENSSL_STRING_new_null();
311 sk_OPENSSL_STRING_push(rr_from, *args);
312 }
313 else if (!strcmp(*args,"-receipt_request_to"))
314 {
315 if (!args[1])
316 goto argerr;
317 args++;
318 if (!rr_to)
319 rr_to = sk_OPENSSL_STRING_new_null();
320 sk_OPENSSL_STRING_push(rr_to, *args);
321 }
322 else if (!strcmp (*args, "-print"))
323 {
324 noout = 1;
325 print = 1;
326 }
327 else if (!strcmp(*args,"-secretkey"))
328 {
329 long ltmp;
330 if (!args[1])
331 goto argerr;
332 args++;
333 secret_key = string_to_hex(*args, &ltmp);
334 if (!secret_key)
335 {
336 BIO_printf(bio_err, "Invalid key %s\n", *args);
337 goto argerr;
338 }
339 secret_keylen = (size_t)ltmp;
340 }
341 else if (!strcmp(*args,"-secretkeyid"))
342 {
343 long ltmp;
344 if (!args[1])
345 goto argerr;
346 args++;
347 secret_keyid = string_to_hex(*args, &ltmp);
348 if (!secret_keyid)
349 {
350 BIO_printf(bio_err, "Invalid id %s\n", *args);
351 goto argerr;
352 }
353 secret_keyidlen = (size_t)ltmp;
354 }
355 else if (!strcmp(*args,"-pwri_password"))
356 {
357 if (!args[1])
358 goto argerr;
359 args++;
360 pwri_pass = (unsigned char *)*args;
361 }
362 else if (!strcmp(*args,"-econtent_type"))
363 {
364 if (!args[1])
365 goto argerr;
366 args++;
367 econtent_type = OBJ_txt2obj(*args, 0);
368 if (!econtent_type)
369 {
370 BIO_printf(bio_err, "Invalid OID %s\n", *args);
371 goto argerr;
372 }
373 }
374 else if (!strcmp(*args,"-rand"))
375 {
376 if (!args[1])
377 goto argerr;
378 args++;
379 inrand = *args;
380 need_rand = 1;
381 }
382 #ifndef OPENSSL_NO_ENGINE
383 else if (!strcmp(*args,"-engine"))
384 {
385 if (!args[1])
386 goto argerr;
387 engine = *++args;
388 }
389 #endif
390 else if (!strcmp(*args,"-passin"))
391 {
392 if (!args[1])
393 goto argerr;
394 passargin = *++args;
395 }
396 else if (!strcmp (*args, "-to"))
397 {
398 if (!args[1])
399 goto argerr;
400 to = *++args;
401 }
402 else if (!strcmp (*args, "-from"))
403 {
404 if (!args[1])
405 goto argerr;
406 from = *++args;
407 }
408 else if (!strcmp (*args, "-subject"))
409 {
410 if (!args[1])
411 goto argerr;
412 subject = *++args;
413 }
414 else if (!strcmp (*args, "-signer"))
415 {
416 if (!args[1])
417 goto argerr;
418 /* If previous -signer argument add signer to list */
419
420 if (signerfile)
421 {
422 if (!sksigners)
423 sksigners = sk_OPENSSL_STRING_new_null();
424 sk_OPENSSL_STRING_push(sksigners, signerfile);
425 if (!keyfile)
426 keyfile = signerfile;
427 if (!skkeys)
428 skkeys = sk_OPENSSL_STRING_new_null();
429 sk_OPENSSL_STRING_push(skkeys, keyfile);
430 keyfile = NULL;
431 }
432 signerfile = *++args;
433 }
434 else if (!strcmp (*args, "-recip"))
435 {
436 if (!args[1])
437 goto argerr;
438 if (operation == SMIME_ENCRYPT)
439 {
440 if (!encerts)
441 encerts = sk_X509_new_null();
442 cert = load_cert(bio_err,*++args,FORMAT_PEM,
443 NULL, e,
444 "recipient certificate file");
445 if (!cert)
446 goto end;
447 sk_X509_push(encerts, cert);
448 cert = NULL;
449 }
450 else
451 recipfile = *++args;
452 }
453 else if (!strcmp (*args, "-certsout"))
454 {
455 if (!args[1])
456 goto argerr;
457 certsoutfile = *++args;
458 }
459 else if (!strcmp (*args, "-md"))
460 {
461 if (!args[1])
462 goto argerr;
463 sign_md = EVP_get_digestbyname(*++args);
464 if (sign_md == NULL)
465 {
466 BIO_printf(bio_err, "Unknown digest %s\n",
467 *args);
468 goto argerr;
469 }
470 }
471 else if (!strcmp (*args, "-inkey"))
472 {
473 if (!args[1])
474 goto argerr;
475 /* If previous -inkey arument add signer to list */
476 if (keyfile)
477 {
478 if (!signerfile)
479 {
480 BIO_puts(bio_err, "Illegal -inkey without -signer\n");
481 goto argerr;
482 }
483 if (!sksigners)
484 sksigners = sk_OPENSSL_STRING_new_null();
485 sk_OPENSSL_STRING_push(sksigners, signerfile);
486 signerfile = NULL;
487 if (!skkeys)
488 skkeys = sk_OPENSSL_STRING_new_null();
489 sk_OPENSSL_STRING_push(skkeys, keyfile);
490 }
491 keyfile = *++args;
492 }
493 else if (!strcmp (*args, "-keyform"))
494 {
495 if (!args[1])
496 goto argerr;
497 keyform = str2fmt(*++args);
498 }
499 else if (!strcmp (*args, "-keyopt"))
500 {
501 int keyidx = -1;
502 if (!args[1])
503 goto argerr;
504 if (operation == SMIME_ENCRYPT)
505 {
506 if (encerts)
507 keyidx += sk_X509_num(encerts);
508 }
509 else
510 {
511 if (keyfile || signerfile)
512 keyidx++;
513 if (skkeys)
514 keyidx += sk_OPENSSL_STRING_num(skkeys);
515 }
516 if (keyidx < 0)
517 {
518 BIO_printf(bio_err, "No key specified\n");
519 goto argerr;
520 }
521 if (key_param == NULL || key_param->idx != keyidx)
522 {
523 cms_key_param *nparam;
524 nparam = OPENSSL_malloc(sizeof(cms_key_param));
525 nparam->idx = keyidx;
526 nparam->param = sk_OPENSSL_STRING_new_null();
527 nparam->next = NULL;
528 if (key_first == NULL)
529 key_first = nparam;
530 else
531 key_param->next = nparam;
532 key_param = nparam;
533 }
534 sk_OPENSSL_STRING_push(key_param->param, *++args);
535 }
536 else if (!strcmp (*args, "-rctform"))
537 {
538 if (!args[1])
539 goto argerr;
540 rctformat = str2fmt(*++args);
541 }
542 else if (!strcmp (*args, "-certfile"))
543 {
544 if (!args[1])
545 goto argerr;
546 certfile = *++args;
547 }
548 else if (!strcmp (*args, "-CAfile"))
549 {
550 if (!args[1])
551 goto argerr;
552 CAfile = *++args;
553 }
554 else if (!strcmp (*args, "-CApath"))
555 {
556 if (!args[1])
557 goto argerr;
558 CApath = *++args;
559 }
560 else if (!strcmp (*args, "-in"))
561 {
562 if (!args[1])
563 goto argerr;
564 infile = *++args;
565 }
566 else if (!strcmp (*args, "-inform"))
567 {
568 if (!args[1])
569 goto argerr;
570 informat = str2fmt(*++args);
571 }
572 else if (!strcmp (*args, "-outform"))
573 {
574 if (!args[1])
575 goto argerr;
576 outformat = str2fmt(*++args);
577 }
578 else if (!strcmp (*args, "-out"))
579 {
580 if (!args[1])
581 goto argerr;
582 outfile = *++args;
583 }
584 else if (!strcmp (*args, "-content"))
585 {
586 if (!args[1])
587 goto argerr;
588 contfile = *++args;
589 }
590 else if (args_verify(&args, NULL, &badarg, bio_err, &vpm))
591 continue;
592 else if ((cipher = EVP_get_cipherbyname(*args + 1)) == NULL)
593 badarg = 1;
594 args++;
595 }
596
597 if (((rr_allorfirst != -1) || rr_from) && !rr_to)
598 {
599 BIO_puts(bio_err, "No Signed Receipts Recipients\n");
600 goto argerr;
601 }
602
603 if (!(operation & SMIME_SIGNERS) && (rr_to || rr_from))
604 {
605 BIO_puts(bio_err, "Signed receipts only allowed with -sign\n");
606 goto argerr;
607 }
608 if (!(operation & SMIME_SIGNERS) && (skkeys || sksigners))
609 {
610 BIO_puts(bio_err, "Multiple signers or keys not allowed\n");
611 goto argerr;
612 }
613
614 if (operation & SMIME_SIGNERS)
615 {
616 if (keyfile && !signerfile)
617 {
618 BIO_puts(bio_err, "Illegal -inkey without -signer\n");
619 goto argerr;
620 }
621 /* Check to see if any final signer needs to be appended */
622 if (signerfile)
623 {
624 if (!sksigners)
625 sksigners = sk_OPENSSL_STRING_new_null();
626 sk_OPENSSL_STRING_push(sksigners, signerfile);
627 if (!skkeys)
628 skkeys = sk_OPENSSL_STRING_new_null();
629 if (!keyfile)
630 keyfile = signerfile;
631 sk_OPENSSL_STRING_push(skkeys, keyfile);
632 }
633 if (!sksigners)
634 {
635 BIO_printf(bio_err, "No signer certificate specified\n");
636 badarg = 1;
637 }
638 signerfile = NULL;
639 keyfile = NULL;
640 need_rand = 1;
641 }
642
643 else if (operation == SMIME_DECRYPT)
644 {
645 if (!recipfile && !keyfile && !secret_key && !pwri_pass)
646 {
647 BIO_printf(bio_err, "No recipient certificate or key specified\n");
648 badarg = 1;
649 }
650 }
651 else if (operation == SMIME_ENCRYPT)
652 {
653 if (!*args && !secret_key && !pwri_pass && !encerts)
654 {
655 BIO_printf(bio_err, "No recipient(s) certificate(s) specified\n");
656 badarg = 1;
657 }
658 need_rand = 1;
659 }
660 else if (!operation)
661 badarg = 1;
662
663 if (badarg)
664 {
665 argerr:
666 BIO_printf (bio_err, "Usage cms [options] cert.pem ...\n");
667 BIO_printf (bio_err, "where options are\n");
668 BIO_printf (bio_err, "-encrypt encrypt message\n");
669 BIO_printf (bio_err, "-decrypt decrypt encrypted message\n");
670 BIO_printf (bio_err, "-sign sign message\n");
671 BIO_printf (bio_err, "-verify verify signed message\n");
672 BIO_printf (bio_err, "-cmsout output CMS structure\n");
673 #ifndef OPENSSL_NO_DES
674 BIO_printf (bio_err, "-des3 encrypt with triple DES\n");
675 BIO_printf (bio_err, "-des encrypt with DES\n");
676 #endif
677 #ifndef OPENSSL_NO_SEED
678 BIO_printf (bio_err, "-seed encrypt with SEED\n");
679 #endif
680 #ifndef OPENSSL_NO_RC2
681 BIO_printf (bio_err, "-rc2-40 encrypt with RC2-40 (default)\n");
682 BIO_printf (bio_err, "-rc2-64 encrypt with RC2-64\n");
683 BIO_printf (bio_err, "-rc2-128 encrypt with RC2-128\n");
684 #endif
685 #ifndef OPENSSL_NO_AES
686 BIO_printf (bio_err, "-aes128, -aes192, -aes256\n");
687 BIO_printf (bio_err, " encrypt PEM output with cbc aes\n");
688 #endif
689 #ifndef OPENSSL_NO_CAMELLIA
690 BIO_printf (bio_err, "-camellia128, -camellia192, -camellia256\n");
691 BIO_printf (bio_err, " encrypt PEM output with cbc camellia\n");
692 #endif
693 BIO_printf (bio_err, "-nointern don't search certificates in message for signer\n");
694 BIO_printf (bio_err, "-nosigs don't verify message signature\n");
695 BIO_printf (bio_err, "-noverify don't verify signers certificate\n");
696 BIO_printf (bio_err, "-nocerts don't include signers certificate when signing\n");
697 BIO_printf (bio_err, "-nodetach use opaque signing\n");
698 BIO_printf (bio_err, "-noattr don't include any signed attributes\n");
699 BIO_printf (bio_err, "-binary don't translate message to text\n");
700 BIO_printf (bio_err, "-certfile file other certificates file\n");
701 BIO_printf (bio_err, "-certsout file certificate output file\n");
702 BIO_printf (bio_err, "-signer file signer certificate file\n");
703 BIO_printf (bio_err, "-recip file recipient certificate file for decryption\n");
704 BIO_printf (bio_err, "-keyid use subject key identifier\n");
705 BIO_printf (bio_err, "-in file input file\n");
706 BIO_printf (bio_err, "-inform arg input format SMIME (default), PEM or DER\n");
707 BIO_printf (bio_err, "-inkey file input private key (if not signer or recipient)\n");
708 BIO_printf (bio_err, "-keyform arg input private key format (PEM or ENGINE)\n");
709 BIO_printf (bio_err, "-keyopt nm:v set public key parameters\n");
710 BIO_printf (bio_err, "-out file output file\n");
711 BIO_printf (bio_err, "-outform arg output format SMIME (default), PEM or DER\n");
712 BIO_printf (bio_err, "-content file supply or override content for detached signature\n");
713 BIO_printf (bio_err, "-to addr to address\n");
714 BIO_printf (bio_err, "-from ad from address\n");
715 BIO_printf (bio_err, "-subject s subject\n");
716 BIO_printf (bio_err, "-text include or delete text MIME headers\n");
717 BIO_printf (bio_err, "-CApath dir trusted certificates directory\n");
718 BIO_printf (bio_err, "-CAfile file trusted certificates file\n");
719 BIO_printf (bio_err, "-trusted_first use locally trusted certificates first when building trust chain\n");
720 BIO_printf (bio_err, "-crl_check check revocation status of signer's certificate using CRLs\n");
721 BIO_printf (bio_err, "-crl_check_all check revocation status of signer's certificate chain using CRLs\n");
722 #ifndef OPENSSL_NO_ENGINE
723 BIO_printf (bio_err, "-engine e use engine e, possibly a hardware device.\n");
724 #endif
725 BIO_printf (bio_err, "-passin arg input file pass phrase source\n");
726 BIO_printf(bio_err, "-rand file%cfile%c...\n", LIST_SEPARATOR_CHAR, LIST_SEPARATOR_CHAR);
727 BIO_printf(bio_err, " load the file (or the files in the directory) into\n");
728 BIO_printf(bio_err, " the random number generator\n");
729 BIO_printf (bio_err, "cert.pem recipient certificate(s) for encryption\n");
730 goto end;
731 }
732
733 #ifndef OPENSSL_NO_ENGINE
734 e = setup_engine(bio_err, engine, 0);
735 #endif
736
737 if (!app_passwd(bio_err, passargin, NULL, &passin, NULL))
738 {
739 BIO_printf(bio_err, "Error getting password\n");
740 goto end;
741 }
742
743 if (need_rand)
744 {
745 app_RAND_load_file(NULL, bio_err, (inrand != NULL));
746 if (inrand != NULL)
747 BIO_printf(bio_err,"%ld semi-random bytes loaded\n",
748 app_RAND_load_files(inrand));
749 }
750
751 ret = 2;
752
753 if (!(operation & SMIME_SIGNERS))
754 flags &= ~CMS_DETACHED;
755
756 if (operation & SMIME_OP)
757 {
758 if (outformat == FORMAT_ASN1)
759 outmode = "wb";
760 }
761 else
762 {
763 if (flags & CMS_BINARY)
764 outmode = "wb";
765 }
766
767 if (operation & SMIME_IP)
768 {
769 if (informat == FORMAT_ASN1)
770 inmode = "rb";
771 }
772 else
773 {
774 if (flags & CMS_BINARY)
775 inmode = "rb";
776 }
777
778 if (operation == SMIME_ENCRYPT)
779 {
780 if (!cipher)
781 {
782 #ifndef OPENSSL_NO_DES
783 cipher = EVP_des_ede3_cbc();
784 #else
785 BIO_printf(bio_err, "No cipher selected\n");
786 goto end;
787 #endif
788 }
789
790 if (secret_key && !secret_keyid)
791 {
792 BIO_printf(bio_err, "No secret key id\n");
793 goto end;
794 }
795
796 if (*args && !encerts)
797 encerts = sk_X509_new_null();
798 while (*args)
799 {
800 if (!(cert = load_cert(bio_err,*args,FORMAT_PEM,
801 NULL, e, "recipient certificate file")))
802 goto end;
803 sk_X509_push(encerts, cert);
804 cert = NULL;
805 args++;
806 }
807 }
808
809 if (certfile)
810 {
811 if (!(other = load_certs(bio_err,certfile,FORMAT_PEM, NULL,
812 e, "certificate file")))
813 {
814 ERR_print_errors(bio_err);
815 goto end;
816 }
817 }
818
819 if (recipfile && (operation == SMIME_DECRYPT))
820 {
821 if (!(recip = load_cert(bio_err,recipfile,FORMAT_PEM,NULL,
822 e, "recipient certificate file")))
823 {
824 ERR_print_errors(bio_err);
825 goto end;
826 }
827 }
828
829 if (operation == SMIME_SIGN_RECEIPT)
830 {
831 if (!(signer = load_cert(bio_err,signerfile,FORMAT_PEM,NULL,
832 e, "receipt signer certificate file")))
833 {
834 ERR_print_errors(bio_err);
835 goto end;
836 }
837 }
838
839 if (operation == SMIME_DECRYPT)
840 {
841 if (!keyfile)
842 keyfile = recipfile;
843 }
844 else if ((operation == SMIME_SIGN) || (operation == SMIME_SIGN_RECEIPT))
845 {
846 if (!keyfile)
847 keyfile = signerfile;
848 }
849 else keyfile = NULL;
850
851 if (keyfile)
852 {
853 key = load_key(bio_err, keyfile, keyform, 0, passin, e,
854 "signing key file");
855 if (!key)
856 goto end;
857 }
858
859 if (infile)
860 {
861 if (!(in = BIO_new_file(infile, inmode)))
862 {
863 BIO_printf (bio_err,
864 "Can't open input file %s\n", infile);
865 goto end;
866 }
867 }
868 else
869 in = BIO_new_fp(stdin, BIO_NOCLOSE);
870
871 if (operation & SMIME_IP)
872 {
873 if (informat == FORMAT_SMIME)
874 cms = SMIME_read_CMS(in, &indata);
875 else if (informat == FORMAT_PEM)
876 cms = PEM_read_bio_CMS(in, NULL, NULL, NULL);
877 else if (informat == FORMAT_ASN1)
878 cms = d2i_CMS_bio(in, NULL);
879 else
880 {
881 BIO_printf(bio_err, "Bad input format for CMS file\n");
882 goto end;
883 }
884
885 if (!cms)
886 {
887 BIO_printf(bio_err, "Error reading S/MIME message\n");
888 goto end;
889 }
890 if (contfile)
891 {
892 BIO_free(indata);
893 if (!(indata = BIO_new_file(contfile, "rb")))
894 {
895 BIO_printf(bio_err, "Can't read content file %s\n", contfile);
896 goto end;
897 }
898 }
899 if (certsoutfile)
900 {
901 STACK_OF(X509) *allcerts;
902 allcerts = CMS_get1_certs(cms);
903 if (!save_certs(certsoutfile, allcerts))
904 {
905 BIO_printf(bio_err,
906 "Error writing certs to %s\n",
907 certsoutfile);
908 ret = 5;
909 goto end;
910 }
911 sk_X509_pop_free(allcerts, X509_free);
912 }
913 }
914
915 if (rctfile)
916 {
917 char *rctmode = (rctformat == FORMAT_ASN1) ? "rb" : "r";
918 if (!(rctin = BIO_new_file(rctfile, rctmode)))
919 {
920 BIO_printf (bio_err,
921 "Can't open receipt file %s\n", rctfile);
922 goto end;
923 }
924
925 if (rctformat == FORMAT_SMIME)
926 rcms = SMIME_read_CMS(rctin, NULL);
927 else if (rctformat == FORMAT_PEM)
928 rcms = PEM_read_bio_CMS(rctin, NULL, NULL, NULL);
929 else if (rctformat == FORMAT_ASN1)
930 rcms = d2i_CMS_bio(rctin, NULL);
931 else
932 {
933 BIO_printf(bio_err, "Bad input format for receipt\n");
934 goto end;
935 }
936
937 if (!rcms)
938 {
939 BIO_printf(bio_err, "Error reading receipt\n");
940 goto end;
941 }
942 }
943
944 if (outfile)
945 {
946 if (!(out = BIO_new_file(outfile, outmode)))
947 {
948 BIO_printf (bio_err,
949 "Can't open output file %s\n", outfile);
950 goto end;
951 }
952 }
953 else
954 {
955 out = BIO_new_fp(stdout, BIO_NOCLOSE);
956 #ifdef OPENSSL_SYS_VMS
957 {
958 BIO *tmpbio = BIO_new(BIO_f_linebuffer());
959 out = BIO_push(tmpbio, out);
960 }
961 #endif
962 }
963
964 if ((operation == SMIME_VERIFY) || (operation == SMIME_VERIFY_RECEIPT))
965 {
966 if (!(store = setup_verify(bio_err, CAfile, CApath)))
967 goto end;
968 X509_STORE_set_verify_cb(store, cms_cb);
969 if (vpm)
970 X509_STORE_set1_param(store, vpm);
971 }
972
973
974 ret = 3;
975
976 if (operation == SMIME_DATA_CREATE)
977 {
978 cms = CMS_data_create(in, flags);
979 }
980 else if (operation == SMIME_DIGEST_CREATE)
981 {
982 cms = CMS_digest_create(in, sign_md, flags);
983 }
984 else if (operation == SMIME_COMPRESS)
985 {
986 cms = CMS_compress(in, -1, flags);
987 }
988 else if (operation == SMIME_ENCRYPT)
989 {
990 int i;
991 flags |= CMS_PARTIAL;
992 cms = CMS_encrypt(NULL, in, cipher, flags);
993 if (!cms)
994 goto end;
995 for (i = 0; i < sk_X509_num(encerts); i++)
996 {
997 CMS_RecipientInfo *ri;
998 cms_key_param *kparam;
999 int tflags = flags;
1000 X509 *x = sk_X509_value(encerts, i);
1001 for(kparam = key_first; kparam; kparam = kparam->next)
1002 {
1003 if(kparam->idx == i)
1004 {
1005 tflags |= CMS_KEY_PARAM;
1006 break;
1007 }
1008 }
1009 ri = CMS_add1_recipient_cert(cms, x, tflags);
1010 if (!ri)
1011 goto end;
1012 if (kparam)
1013 {
1014 EVP_PKEY_CTX *pctx;
1015 pctx = CMS_RecipientInfo_get0_pkey_ctx(ri);
1016 if (!cms_set_pkey_param(pctx, kparam->param))
1017 goto end;
1018 }
1019 if (CMS_RecipientInfo_type(ri) == CMS_RECIPINFO_AGREE
1020 && wrap_cipher)
1021 {
1022 EVP_CIPHER_CTX *wctx;
1023 wctx = CMS_RecipientInfo_kari_get0_ctx(ri);
1024 EVP_EncryptInit_ex(wctx, wrap_cipher,
1025 NULL, NULL, NULL);
1026 }
1027 }
1028
1029 if (secret_key)
1030 {
1031 if (!CMS_add0_recipient_key(cms, NID_undef,
1032 secret_key, secret_keylen,
1033 secret_keyid, secret_keyidlen,
1034 NULL, NULL, NULL))
1035 goto end;
1036 /* NULL these because call absorbs them */
1037 secret_key = NULL;
1038 secret_keyid = NULL;
1039 }
1040 if (pwri_pass)
1041 {
1042 pwri_tmp = (unsigned char *)BUF_strdup((char *)pwri_pass);
1043 if (!pwri_tmp)
1044 goto end;
1045 if (!CMS_add0_recipient_password(cms,
1046 -1, NID_undef, NID_undef,
1047 pwri_tmp, -1, NULL))
1048 goto end;
1049 pwri_tmp = NULL;
1050 }
1051 if (!(flags & CMS_STREAM))
1052 {
1053 if (!CMS_final(cms, in, NULL, flags))
1054 goto end;
1055 }
1056 }
1057 else if (operation == SMIME_ENCRYPTED_ENCRYPT)
1058 {
1059 cms = CMS_EncryptedData_encrypt(in, cipher,
1060 secret_key, secret_keylen,
1061 flags);
1062
1063 }
1064 else if (operation == SMIME_SIGN_RECEIPT)
1065 {
1066 CMS_ContentInfo *srcms = NULL;
1067 STACK_OF(CMS_SignerInfo) *sis;
1068 CMS_SignerInfo *si;
1069 sis = CMS_get0_SignerInfos(cms);
1070 if (!sis)
1071 goto end;
1072 si = sk_CMS_SignerInfo_value(sis, 0);
1073 srcms = CMS_sign_receipt(si, signer, key, other, flags);
1074 if (!srcms)
1075 goto end;
1076 CMS_ContentInfo_free(cms);
1077 cms = srcms;
1078 }
1079 else if (operation & SMIME_SIGNERS)
1080 {
1081 int i;
1082 /* If detached data content we enable streaming if
1083 * S/MIME output format.
1084 */
1085 if (operation == SMIME_SIGN)
1086 {
1087
1088 if (flags & CMS_DETACHED)
1089 {
1090 if (outformat == FORMAT_SMIME)
1091 flags |= CMS_STREAM;
1092 }
1093 flags |= CMS_PARTIAL;
1094 cms = CMS_sign(NULL, NULL, other, in, flags);
1095 if (!cms)
1096 goto end;
1097 if (econtent_type)
1098 CMS_set1_eContentType(cms, econtent_type);
1099
1100 if (rr_to)
1101 {
1102 rr = make_receipt_request(rr_to, rr_allorfirst,
1103 rr_from);
1104 if (!rr)
1105 {
1106 BIO_puts(bio_err,
1107 "Signed Receipt Request Creation Error\n");
1108 goto end;
1109 }
1110 }
1111 }
1112 else
1113 flags |= CMS_REUSE_DIGEST;
1114 for (i = 0; i < sk_OPENSSL_STRING_num(sksigners); i++)
1115 {
1116 CMS_SignerInfo *si;
1117 cms_key_param *kparam;
1118 int tflags = flags;
1119 signerfile = sk_OPENSSL_STRING_value(sksigners, i);
1120 keyfile = sk_OPENSSL_STRING_value(skkeys, i);
1121
1122 signer = load_cert(bio_err, signerfile,FORMAT_PEM, NULL,
1123 e, "signer certificate");
1124 if (!signer)
1125 goto end;
1126 key = load_key(bio_err, keyfile, keyform, 0, passin, e,
1127 "signing key file");
1128 if (!key)
1129 goto end;
1130 for(kparam = key_first; kparam; kparam = kparam->next)
1131 {
1132 if(kparam->idx == i)
1133 {
1134 tflags |= CMS_KEY_PARAM;
1135 break;
1136 }
1137 }
1138 si = CMS_add1_signer(cms, signer, key, sign_md, tflags);
1139 if (!si)
1140 goto end;
1141 if (kparam)
1142 {
1143 EVP_PKEY_CTX *pctx;
1144 pctx = CMS_SignerInfo_get0_pkey_ctx(si);
1145 if (!cms_set_pkey_param(pctx, kparam->param))
1146 goto end;
1147 }
1148 if (rr && !CMS_add1_ReceiptRequest(si, rr))
1149 goto end;
1150 X509_free(signer);
1151 signer = NULL;
1152 EVP_PKEY_free(key);
1153 key = NULL;
1154 }
1155 /* If not streaming or resigning finalize structure */
1156 if ((operation == SMIME_SIGN) && !(flags & CMS_STREAM))
1157 {
1158 if (!CMS_final(cms, in, NULL, flags))
1159 goto end;
1160 }
1161 }
1162
1163 if (!cms)
1164 {
1165 BIO_printf(bio_err, "Error creating CMS structure\n");
1166 goto end;
1167 }
1168
1169 ret = 4;
1170 if (operation == SMIME_DECRYPT)
1171 {
1172 if (flags & CMS_DEBUG_DECRYPT)
1173 CMS_decrypt(cms, NULL, NULL, NULL, NULL, flags);
1174
1175 if (secret_key)
1176 {
1177 if (!CMS_decrypt_set1_key(cms,
1178 secret_key, secret_keylen,
1179 secret_keyid, secret_keyidlen))
1180 {
1181 BIO_puts(bio_err,
1182 "Error decrypting CMS using secret key\n");
1183 goto end;
1184 }
1185 }
1186
1187 if (key)
1188 {
1189 if (!CMS_decrypt_set1_pkey(cms, key, recip))
1190 {
1191 BIO_puts(bio_err,
1192 "Error decrypting CMS using private key\n");
1193 goto end;
1194 }
1195 }
1196
1197 if (pwri_pass)
1198 {
1199 if (!CMS_decrypt_set1_password(cms, pwri_pass, -1))
1200 {
1201 BIO_puts(bio_err,
1202 "Error decrypting CMS using password\n");
1203 goto end;
1204 }
1205 }
1206
1207 if (!CMS_decrypt(cms, NULL, NULL, indata, out, flags))
1208 {
1209 BIO_printf(bio_err, "Error decrypting CMS structure\n");
1210 goto end;
1211 }
1212 }
1213 else if (operation == SMIME_DATAOUT)
1214 {
1215 if (!CMS_data(cms, out, flags))
1216 goto end;
1217 }
1218 else if (operation == SMIME_UNCOMPRESS)
1219 {
1220 if (!CMS_uncompress(cms, indata, out, flags))
1221 goto end;
1222 }
1223 else if (operation == SMIME_DIGEST_VERIFY)
1224 {
1225 if (CMS_digest_verify(cms, indata, out, flags) > 0)
1226 BIO_printf(bio_err, "Verification successful\n");
1227 else
1228 {
1229 BIO_printf(bio_err, "Verification failure\n");
1230 goto end;
1231 }
1232 }
1233 else if (operation == SMIME_ENCRYPTED_DECRYPT)
1234 {
1235 if (!CMS_EncryptedData_decrypt(cms, secret_key, secret_keylen,
1236 indata, out, flags))
1237 goto end;
1238 }
1239 else if (operation == SMIME_VERIFY)
1240 {
1241 if (CMS_verify(cms, other, store, indata, out, flags) > 0)
1242 BIO_printf(bio_err, "Verification successful\n");
1243 else
1244 {
1245 BIO_printf(bio_err, "Verification failure\n");
1246 if (verify_retcode)
1247 ret = verify_err + 32;
1248 goto end;
1249 }
1250 if (signerfile)
1251 {
1252 STACK_OF(X509) *signers;
1253 signers = CMS_get0_signers(cms);
1254 if (!save_certs(signerfile, signers))
1255 {
1256 BIO_printf(bio_err,
1257 "Error writing signers to %s\n",
1258 signerfile);
1259 ret = 5;
1260 goto end;
1261 }
1262 sk_X509_free(signers);
1263 }
1264 if (rr_print)
1265 receipt_request_print(bio_err, cms);
1266
1267 }
1268 else if (operation == SMIME_VERIFY_RECEIPT)
1269 {
1270 if (CMS_verify_receipt(rcms, cms, other, store, flags) > 0)
1271 BIO_printf(bio_err, "Verification successful\n");
1272 else
1273 {
1274 BIO_printf(bio_err, "Verification failure\n");
1275 goto end;
1276 }
1277 }
1278 else
1279 {
1280 if (noout)
1281 {
1282 if (print)
1283 CMS_ContentInfo_print_ctx(out, cms, 0, NULL);
1284 }
1285 else if (outformat == FORMAT_SMIME)
1286 {
1287 if (to)
1288 BIO_printf(out, "To: %s\n", to);
1289 if (from)
1290 BIO_printf(out, "From: %s\n", from);
1291 if (subject)
1292 BIO_printf(out, "Subject: %s\n", subject);
1293 if (operation == SMIME_RESIGN)
1294 ret = SMIME_write_CMS(out, cms, indata, flags);
1295 else
1296 ret = SMIME_write_CMS(out, cms, in, flags);
1297 }
1298 else if (outformat == FORMAT_PEM)
1299 ret = PEM_write_bio_CMS_stream(out, cms, in, flags);
1300 else if (outformat == FORMAT_ASN1)
1301 ret = i2d_CMS_bio_stream(out,cms, in, flags);
1302 else
1303 {
1304 BIO_printf(bio_err, "Bad output format for CMS file\n");
1305 goto end;
1306 }
1307 if (ret <= 0)
1308 {
1309 ret = 6;
1310 goto end;
1311 }
1312 }
1313 ret = 0;
1314 end:
1315 if (ret)
1316 ERR_print_errors(bio_err);
1317 if (need_rand)
1318 app_RAND_write_file(NULL, bio_err);
1319 sk_X509_pop_free(encerts, X509_free);
1320 sk_X509_pop_free(other, X509_free);
1321 if (vpm)
1322 X509_VERIFY_PARAM_free(vpm);
1323 if (sksigners)
1324 sk_OPENSSL_STRING_free(sksigners);
1325 if (skkeys)
1326 sk_OPENSSL_STRING_free(skkeys);
1327 if (secret_key)
1328 OPENSSL_free(secret_key);
1329 if (secret_keyid)
1330 OPENSSL_free(secret_keyid);
1331 if (pwri_tmp)
1332 OPENSSL_free(pwri_tmp);
1333 if (econtent_type)
1334 ASN1_OBJECT_free(econtent_type);
1335 if (rr)
1336 CMS_ReceiptRequest_free(rr);
1337 if (rr_to)
1338 sk_OPENSSL_STRING_free(rr_to);
1339 if (rr_from)
1340 sk_OPENSSL_STRING_free(rr_from);
1341 for(key_param = key_first; key_param;)
1342 {
1343 cms_key_param *tparam;
1344 sk_OPENSSL_STRING_free(key_param->param);
1345 tparam = key_param->next;
1346 OPENSSL_free(key_param);
1347 key_param = tparam;
1348 }
1349 X509_STORE_free(store);
1350 X509_free(cert);
1351 X509_free(recip);
1352 X509_free(signer);
1353 EVP_PKEY_free(key);
1354 CMS_ContentInfo_free(cms);
1355 CMS_ContentInfo_free(rcms);
1356 BIO_free(rctin);
1357 BIO_free(in);
1358 BIO_free(indata);
1359 BIO_free_all(out);
1360 if (passin) OPENSSL_free(passin);
1361 return (ret);
1362 }
1363
1364 static int save_certs(char *signerfile, STACK_OF(X509) *signers)
1365 {
1366 int i;
1367 BIO *tmp;
1368 if (!signerfile)
1369 return 1;
1370 tmp = BIO_new_file(signerfile, "w");
1371 if (!tmp) return 0;
1372 for(i = 0; i < sk_X509_num(signers); i++)
1373 PEM_write_bio_X509(tmp, sk_X509_value(signers, i));
1374 BIO_free(tmp);
1375 return 1;
1376 }
1377
1378
1379 /* Minimal callback just to output policy info (if any) */
1380
1381 static int cms_cb(int ok, X509_STORE_CTX *ctx)
1382 {
1383 int error;
1384
1385 error = X509_STORE_CTX_get_error(ctx);
1386
1387 verify_err = error;
1388
1389 if ((error != X509_V_ERR_NO_EXPLICIT_POLICY)
1390 && ((error != X509_V_OK) || (ok != 2)))
1391 return ok;
1392
1393 policies_print(NULL, ctx);
1394
1395 return ok;
1396
1397 }
1398
1399 static void gnames_stack_print(BIO *out, STACK_OF(GENERAL_NAMES) *gns)
1400 {
1401 STACK_OF(GENERAL_NAME) *gens;
1402 GENERAL_NAME *gen;
1403 int i, j;
1404 for (i = 0; i < sk_GENERAL_NAMES_num(gns); i++)
1405 {
1406 gens = sk_GENERAL_NAMES_value(gns, i);
1407 for (j = 0; j < sk_GENERAL_NAME_num(gens); j++)
1408 {
1409 gen = sk_GENERAL_NAME_value(gens, j);
1410 BIO_puts(out, " ");
1411 GENERAL_NAME_print(out, gen);
1412 BIO_puts(out, "\n");
1413 }
1414 }
1415 return;
1416 }
1417
1418 static void receipt_request_print(BIO *out, CMS_ContentInfo *cms)
1419 {
1420 STACK_OF(CMS_SignerInfo) *sis;
1421 CMS_SignerInfo *si;
1422 CMS_ReceiptRequest *rr;
1423 int allorfirst;
1424 STACK_OF(GENERAL_NAMES) *rto, *rlist;
1425 ASN1_STRING *scid;
1426 int i, rv;
1427 sis = CMS_get0_SignerInfos(cms);
1428 for (i = 0; i < sk_CMS_SignerInfo_num(sis); i++)
1429 {
1430 si = sk_CMS_SignerInfo_value(sis, i);
1431 rv = CMS_get1_ReceiptRequest(si, &rr);
1432 BIO_printf(bio_err, "Signer %d:\n", i + 1);
1433 if (rv == 0)
1434 BIO_puts(bio_err, " No Receipt Request\n");
1435 else if (rv < 0)
1436 {
1437 BIO_puts(bio_err, " Receipt Request Parse Error\n");
1438 ERR_print_errors(bio_err);
1439 }
1440 else
1441 {
1442 char *id;
1443 int idlen;
1444 CMS_ReceiptRequest_get0_values(rr, &scid, &allorfirst,
1445 &rlist, &rto);
1446 BIO_puts(out, " Signed Content ID:\n");
1447 idlen = ASN1_STRING_length(scid);
1448 id = (char *)ASN1_STRING_data(scid);
1449 BIO_dump_indent(out, id, idlen, 4);
1450 BIO_puts(out, " Receipts From");
1451 if (rlist)
1452 {
1453 BIO_puts(out, " List:\n");
1454 gnames_stack_print(out, rlist);
1455 }
1456 else if (allorfirst == 1)
1457 BIO_puts(out, ": First Tier\n");
1458 else if (allorfirst == 0)
1459 BIO_puts(out, ": All\n");
1460 else
1461 BIO_printf(out, " Unknown (%d)\n", allorfirst);
1462 BIO_puts(out, " Receipts To:\n");
1463 gnames_stack_print(out, rto);
1464 }
1465 if (rr)
1466 CMS_ReceiptRequest_free(rr);
1467 }
1468 }
1469
1470 static STACK_OF(GENERAL_NAMES) *make_names_stack(STACK_OF(OPENSSL_STRING) *ns)
1471 {
1472 int i;
1473 STACK_OF(GENERAL_NAMES) *ret;
1474 GENERAL_NAMES *gens = NULL;
1475 GENERAL_NAME *gen = NULL;
1476 ret = sk_GENERAL_NAMES_new_null();
1477 if (!ret)
1478 goto err;
1479 for (i = 0; i < sk_OPENSSL_STRING_num(ns); i++)
1480 {
1481 char *str = sk_OPENSSL_STRING_value(ns, i);
1482 gen = a2i_GENERAL_NAME(NULL, NULL, NULL, GEN_EMAIL, str, 0);
1483 if (!gen)
1484 goto err;
1485 gens = GENERAL_NAMES_new();
1486 if (!gens)
1487 goto err;
1488 if (!sk_GENERAL_NAME_push(gens, gen))
1489 goto err;
1490 gen = NULL;
1491 if (!sk_GENERAL_NAMES_push(ret, gens))
1492 goto err;
1493 gens = NULL;
1494 }
1495
1496 return ret;
1497
1498 err:
1499 if (ret)
1500 sk_GENERAL_NAMES_pop_free(ret, GENERAL_NAMES_free);
1501 if (gens)
1502 GENERAL_NAMES_free(gens);
1503 if (gen)
1504 GENERAL_NAME_free(gen);
1505 return NULL;
1506 }
1507
1508
1509 static CMS_ReceiptRequest *make_receipt_request(STACK_OF(OPENSSL_STRING) *rr_to,
1510 int rr_allorfirst,
1511 STACK_OF(OPENSSL_STRING) *rr_from)
1512 {
1513 STACK_OF(GENERAL_NAMES) *rct_to, *rct_from;
1514 CMS_ReceiptRequest *rr;
1515 rct_to = make_names_stack(rr_to);
1516 if (!rct_to)
1517 goto err;
1518 if (rr_from)
1519 {
1520 rct_from = make_names_stack(rr_from);
1521 if (!rct_from)
1522 goto err;
1523 }
1524 else
1525 rct_from = NULL;
1526 rr = CMS_ReceiptRequest_create0(NULL, -1, rr_allorfirst, rct_from,
1527 rct_to);
1528 return rr;
1529 err:
1530 return NULL;
1531 }
1532
1533 static int cms_set_pkey_param(EVP_PKEY_CTX *pctx,
1534 STACK_OF(OPENSSL_STRING) *param)
1535 {
1536 char *keyopt;
1537 int i;
1538 if (sk_OPENSSL_STRING_num(param) <= 0)
1539 return 1;
1540 for (i = 0; i < sk_OPENSSL_STRING_num(param); i++)
1541 {
1542 keyopt = sk_OPENSSL_STRING_value(param, i);
1543 if (pkey_ctrl_string(pctx, keyopt) <= 0)
1544 {
1545 BIO_printf(bio_err, "parameter error \"%s\"\n",
1546 keyopt);
1547 ERR_print_errors(bio_err);
1548 return 0;
1549 }
1550 }
1551 return 1;
1552 }
1553
1554 #endif
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