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1 /* apps/cms.c */
2 /*
3 * Written by Dr Stephen N Henson (steve@openssl.org) for the OpenSSL
4 * project.
5 */
6 /* ====================================================================
7 * Copyright (c) 2008-2018 The OpenSSL Project. All rights reserved.
8 *
9 * Redistribution and use in source and binary forms, with or without
10 * modification, are permitted provided that the following conditions
11 * are met:
12 *
13 * 1. Redistributions of source code must retain the above copyright
14 * notice, this list of conditions and the following disclaimer.
15 *
16 * 2. Redistributions in binary form must reproduce the above copyright
17 * notice, this list of conditions and the following disclaimer in
18 * the documentation and/or other materials provided with the
19 * distribution.
20 *
21 * 3. All advertising materials mentioning features or use of this
22 * software must display the following acknowledgment:
23 * "This product includes software developed by the OpenSSL Project
24 * for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)"
25 *
26 * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
27 * endorse or promote products derived from this software without
28 * prior written permission. For written permission, please contact
29 * licensing@OpenSSL.org.
30 *
31 * 5. Products derived from this software may not be called "OpenSSL"
32 * nor may "OpenSSL" appear in their names without prior written
33 * permission of the OpenSSL Project.
34 *
35 * 6. Redistributions of any form whatsoever must retain the following
36 * acknowledgment:
37 * "This product includes software developed by the OpenSSL Project
38 * for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)"
39 *
40 * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
41 * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
42 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
43 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR
44 * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
45 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
46 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
47 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
48 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
49 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
50 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
51 * OF THE POSSIBILITY OF SUCH DAMAGE.
52 * ====================================================================
53 */
54
55 /* CMS utility function */
56
57 #include <stdio.h>
58 #include <string.h>
59 #include "apps.h"
60
61 #ifndef OPENSSL_NO_CMS
62
63 # include <openssl/crypto.h>
64 # include <openssl/pem.h>
65 # include <openssl/err.h>
66 # include <openssl/x509_vfy.h>
67 # include <openssl/x509v3.h>
68 # include <openssl/cms.h>
69
70 # undef PROG
71 # define PROG cms_main
72 static int save_certs(char *signerfile, STACK_OF(X509) *signers);
73 static int cms_cb(int ok, X509_STORE_CTX *ctx);
74 static void receipt_request_print(BIO *out, CMS_ContentInfo *cms);
75 static CMS_ReceiptRequest *make_receipt_request(STACK_OF(OPENSSL_STRING)
76 *rr_to, int rr_allorfirst, STACK_OF(OPENSSL_STRING)
77 *rr_from);
78 static int cms_set_pkey_param(EVP_PKEY_CTX *pctx,
79 STACK_OF(OPENSSL_STRING) *param);
80
81 # define SMIME_OP 0x10
82 # define SMIME_IP 0x20
83 # define SMIME_SIGNERS 0x40
84 # define SMIME_ENCRYPT (1 | SMIME_OP)
85 # define SMIME_DECRYPT (2 | SMIME_IP)
86 # define SMIME_SIGN (3 | SMIME_OP | SMIME_SIGNERS)
87 # define SMIME_VERIFY (4 | SMIME_IP)
88 # define SMIME_CMSOUT (5 | SMIME_IP | SMIME_OP)
89 # define SMIME_RESIGN (6 | SMIME_IP | SMIME_OP | SMIME_SIGNERS)
90 # define SMIME_DATAOUT (7 | SMIME_IP)
91 # define SMIME_DATA_CREATE (8 | SMIME_OP)
92 # define SMIME_DIGEST_VERIFY (9 | SMIME_IP)
93 # define SMIME_DIGEST_CREATE (10 | SMIME_OP)
94 # define SMIME_UNCOMPRESS (11 | SMIME_IP)
95 # define SMIME_COMPRESS (12 | SMIME_OP)
96 # define SMIME_ENCRYPTED_DECRYPT (13 | SMIME_IP)
97 # define SMIME_ENCRYPTED_ENCRYPT (14 | SMIME_OP)
98 # define SMIME_SIGN_RECEIPT (15 | SMIME_IP | SMIME_OP)
99 # define SMIME_VERIFY_RECEIPT (16 | SMIME_IP)
100
101 int verify_err = 0;
102
103 typedef struct cms_key_param_st cms_key_param;
104
105 struct cms_key_param_st {
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 char *engine = NULL;
147 unsigned char *secret_key = NULL, *secret_keyid = NULL;
148 unsigned char *pwri_pass = NULL, *pwri_tmp = NULL;
149 size_t secret_keylen = 0, secret_keyidlen = 0;
150
151 cms_key_param *key_first = NULL, *key_param = NULL;
152
153 ASN1_OBJECT *econtent_type = NULL;
154
155 X509_VERIFY_PARAM *vpm = NULL;
156
157 args = argv + 1;
158 ret = 1;
159
160 apps_startup();
161
162 if (bio_err == NULL) {
163 if ((bio_err = BIO_new(BIO_s_file())) != NULL)
164 BIO_set_fp(bio_err, stderr, BIO_NOCLOSE | BIO_FP_TEXT);
165 }
166
167 if (!load_config(bio_err, NULL))
168 goto end;
169
170 while (!badarg && *args && *args[0] == '-') {
171 if (!strcmp(*args, "-encrypt"))
172 operation = SMIME_ENCRYPT;
173 else if (!strcmp(*args, "-decrypt"))
174 operation = SMIME_DECRYPT;
175 else if (!strcmp(*args, "-sign"))
176 operation = SMIME_SIGN;
177 else if (!strcmp(*args, "-sign_receipt"))
178 operation = SMIME_SIGN_RECEIPT;
179 else if (!strcmp(*args, "-resign"))
180 operation = SMIME_RESIGN;
181 else if (!strcmp(*args, "-verify"))
182 operation = SMIME_VERIFY;
183 else if (!strcmp(*args, "-verify_retcode"))
184 verify_retcode = 1;
185 else if (!strcmp(*args, "-verify_receipt")) {
186 operation = SMIME_VERIFY_RECEIPT;
187 if (!args[1])
188 goto argerr;
189 args++;
190 rctfile = *args;
191 } else if (!strcmp(*args, "-cmsout"))
192 operation = SMIME_CMSOUT;
193 else if (!strcmp(*args, "-data_out"))
194 operation = SMIME_DATAOUT;
195 else if (!strcmp(*args, "-data_create"))
196 operation = SMIME_DATA_CREATE;
197 else if (!strcmp(*args, "-digest_verify"))
198 operation = SMIME_DIGEST_VERIFY;
199 else if (!strcmp(*args, "-digest_create"))
200 operation = SMIME_DIGEST_CREATE;
201 else if (!strcmp(*args, "-compress"))
202 operation = SMIME_COMPRESS;
203 else if (!strcmp(*args, "-uncompress"))
204 operation = SMIME_UNCOMPRESS;
205 else if (!strcmp(*args, "-EncryptedData_decrypt"))
206 operation = SMIME_ENCRYPTED_DECRYPT;
207 else if (!strcmp(*args, "-EncryptedData_encrypt"))
208 operation = SMIME_ENCRYPTED_ENCRYPT;
209 # ifndef OPENSSL_NO_DES
210 else if (!strcmp(*args, "-des3"))
211 cipher = EVP_des_ede3_cbc();
212 else if (!strcmp(*args, "-des"))
213 cipher = EVP_des_cbc();
214 else if (!strcmp(*args, "-des3-wrap"))
215 wrap_cipher = EVP_des_ede3_wrap();
216 # endif
217 # ifndef OPENSSL_NO_SEED
218 else if (!strcmp(*args, "-seed"))
219 cipher = EVP_seed_cbc();
220 # endif
221 # ifndef OPENSSL_NO_RC2
222 else if (!strcmp(*args, "-rc2-40"))
223 cipher = EVP_rc2_40_cbc();
224 else if (!strcmp(*args, "-rc2-128"))
225 cipher = EVP_rc2_cbc();
226 else if (!strcmp(*args, "-rc2-64"))
227 cipher = EVP_rc2_64_cbc();
228 # endif
229 # ifndef OPENSSL_NO_AES
230 else if (!strcmp(*args, "-aes128"))
231 cipher = EVP_aes_128_cbc();
232 else if (!strcmp(*args, "-aes192"))
233 cipher = EVP_aes_192_cbc();
234 else if (!strcmp(*args, "-aes256"))
235 cipher = EVP_aes_256_cbc();
236 else if (!strcmp(*args, "-aes128-wrap"))
237 wrap_cipher = EVP_aes_128_wrap();
238 else if (!strcmp(*args, "-aes192-wrap"))
239 wrap_cipher = EVP_aes_192_wrap();
240 else if (!strcmp(*args, "-aes256-wrap"))
241 wrap_cipher = EVP_aes_256_wrap();
242 # endif
243 # ifndef OPENSSL_NO_CAMELLIA
244 else if (!strcmp(*args, "-camellia128"))
245 cipher = EVP_camellia_128_cbc();
246 else if (!strcmp(*args, "-camellia192"))
247 cipher = EVP_camellia_192_cbc();
248 else if (!strcmp(*args, "-camellia256"))
249 cipher = EVP_camellia_256_cbc();
250 # endif
251 else if (!strcmp(*args, "-debug_decrypt"))
252 flags |= CMS_DEBUG_DECRYPT;
253 else if (!strcmp(*args, "-text"))
254 flags |= CMS_TEXT;
255 else if (!strcmp(*args, "-nointern"))
256 flags |= CMS_NOINTERN;
257 else if (!strcmp(*args, "-noverify")
258 || !strcmp(*args, "-no_signer_cert_verify"))
259 flags |= CMS_NO_SIGNER_CERT_VERIFY;
260 else if (!strcmp(*args, "-nocerts"))
261 flags |= CMS_NOCERTS;
262 else if (!strcmp(*args, "-noattr"))
263 flags |= CMS_NOATTR;
264 else if (!strcmp(*args, "-nodetach"))
265 flags &= ~CMS_DETACHED;
266 else if (!strcmp(*args, "-nosmimecap"))
267 flags |= CMS_NOSMIMECAP;
268 else if (!strcmp(*args, "-binary"))
269 flags |= CMS_BINARY;
270 else if (!strcmp(*args, "-keyid"))
271 flags |= CMS_USE_KEYID;
272 else if (!strcmp(*args, "-nosigs"))
273 flags |= CMS_NOSIGS;
274 else if (!strcmp(*args, "-no_content_verify"))
275 flags |= CMS_NO_CONTENT_VERIFY;
276 else if (!strcmp(*args, "-no_attr_verify"))
277 flags |= CMS_NO_ATTR_VERIFY;
278 else if (!strcmp(*args, "-stream"))
279 flags |= CMS_STREAM;
280 else if (!strcmp(*args, "-indef"))
281 flags |= CMS_STREAM;
282 else if (!strcmp(*args, "-noindef"))
283 flags &= ~CMS_STREAM;
284 else if (!strcmp(*args, "-nooldmime"))
285 flags |= CMS_NOOLDMIMETYPE;
286 else if (!strcmp(*args, "-crlfeol"))
287 flags |= CMS_CRLFEOL;
288 else if (!strcmp(*args, "-noout"))
289 noout = 1;
290 else if (!strcmp(*args, "-receipt_request_print"))
291 rr_print = 1;
292 else if (!strcmp(*args, "-receipt_request_all"))
293 rr_allorfirst = 0;
294 else if (!strcmp(*args, "-receipt_request_first"))
295 rr_allorfirst = 1;
296 else if (!strcmp(*args, "-receipt_request_from")) {
297 if (!args[1])
298 goto argerr;
299 args++;
300 if (!rr_from)
301 rr_from = sk_OPENSSL_STRING_new_null();
302 sk_OPENSSL_STRING_push(rr_from, *args);
303 } else if (!strcmp(*args, "-receipt_request_to")) {
304 if (!args[1])
305 goto argerr;
306 args++;
307 if (!rr_to)
308 rr_to = sk_OPENSSL_STRING_new_null();
309 sk_OPENSSL_STRING_push(rr_to, *args);
310 } else if (!strcmp(*args, "-print")) {
311 noout = 1;
312 print = 1;
313 } else if (!strcmp(*args, "-secretkey")) {
314 long ltmp;
315 if (!args[1])
316 goto argerr;
317 args++;
318 secret_key = string_to_hex(*args, &ltmp);
319 if (!secret_key) {
320 BIO_printf(bio_err, "Invalid key %s\n", *args);
321 goto argerr;
322 }
323 secret_keylen = (size_t)ltmp;
324 } else if (!strcmp(*args, "-secretkeyid")) {
325 long ltmp;
326 if (!args[1])
327 goto argerr;
328 args++;
329 secret_keyid = string_to_hex(*args, &ltmp);
330 if (!secret_keyid) {
331 BIO_printf(bio_err, "Invalid id %s\n", *args);
332 goto argerr;
333 }
334 secret_keyidlen = (size_t)ltmp;
335 } else if (!strcmp(*args, "-pwri_password")) {
336 if (!args[1])
337 goto argerr;
338 args++;
339 pwri_pass = (unsigned char *)*args;
340 } else if (!strcmp(*args, "-econtent_type")) {
341 if (!args[1])
342 goto argerr;
343 args++;
344 econtent_type = OBJ_txt2obj(*args, 0);
345 if (!econtent_type) {
346 BIO_printf(bio_err, "Invalid OID %s\n", *args);
347 goto argerr;
348 }
349 } else if (!strcmp(*args, "-rand")) {
350 if (!args[1])
351 goto argerr;
352 args++;
353 inrand = *args;
354 need_rand = 1;
355 }
356 # ifndef OPENSSL_NO_ENGINE
357 else if (!strcmp(*args, "-engine")) {
358 if (!args[1])
359 goto argerr;
360 engine = *++args;
361 }
362 # endif
363 else if (!strcmp(*args, "-passin")) {
364 if (!args[1])
365 goto argerr;
366 passargin = *++args;
367 } else if (!strcmp(*args, "-to")) {
368 if (!args[1])
369 goto argerr;
370 to = *++args;
371 } else if (!strcmp(*args, "-from")) {
372 if (!args[1])
373 goto argerr;
374 from = *++args;
375 } else if (!strcmp(*args, "-subject")) {
376 if (!args[1])
377 goto argerr;
378 subject = *++args;
379 } else if (!strcmp(*args, "-signer")) {
380 if (!args[1])
381 goto argerr;
382 /* If previous -signer argument add signer to list */
383
384 if (signerfile) {
385 if (!sksigners)
386 sksigners = sk_OPENSSL_STRING_new_null();
387 sk_OPENSSL_STRING_push(sksigners, signerfile);
388 if (!keyfile)
389 keyfile = signerfile;
390 if (!skkeys)
391 skkeys = sk_OPENSSL_STRING_new_null();
392 sk_OPENSSL_STRING_push(skkeys, keyfile);
393 keyfile = NULL;
394 }
395 signerfile = *++args;
396 } else if (!strcmp(*args, "-recip")) {
397 if (!args[1])
398 goto argerr;
399 if (operation == SMIME_ENCRYPT) {
400 if (!encerts)
401 encerts = sk_X509_new_null();
402 cert = load_cert(bio_err, *++args, FORMAT_PEM,
403 NULL, e, "recipient certificate file");
404 if (!cert)
405 goto end;
406 sk_X509_push(encerts, cert);
407 cert = NULL;
408 } else
409 recipfile = *++args;
410 } else if (!strcmp(*args, "-certsout")) {
411 if (!args[1])
412 goto argerr;
413 certsoutfile = *++args;
414 } else if (!strcmp(*args, "-md")) {
415 if (!args[1])
416 goto argerr;
417 sign_md = EVP_get_digestbyname(*++args);
418 if (sign_md == NULL) {
419 BIO_printf(bio_err, "Unknown digest %s\n", *args);
420 goto argerr;
421 }
422 } else if (!strcmp(*args, "-inkey")) {
423 if (!args[1])
424 goto argerr;
425 /* If previous -inkey arument add signer to list */
426 if (keyfile) {
427 if (!signerfile) {
428 BIO_puts(bio_err, "Illegal -inkey without -signer\n");
429 goto argerr;
430 }
431 if (!sksigners)
432 sksigners = sk_OPENSSL_STRING_new_null();
433 sk_OPENSSL_STRING_push(sksigners, signerfile);
434 signerfile = NULL;
435 if (!skkeys)
436 skkeys = sk_OPENSSL_STRING_new_null();
437 sk_OPENSSL_STRING_push(skkeys, keyfile);
438 }
439 keyfile = *++args;
440 } else if (!strcmp(*args, "-keyform")) {
441 if (!args[1])
442 goto argerr;
443 keyform = str2fmt(*++args);
444 } else if (!strcmp(*args, "-keyopt")) {
445 int keyidx = -1;
446 if (!args[1])
447 goto argerr;
448 if (operation == SMIME_ENCRYPT) {
449 if (encerts)
450 keyidx += sk_X509_num(encerts);
451 } else {
452 if (keyfile || signerfile)
453 keyidx++;
454 if (skkeys)
455 keyidx += sk_OPENSSL_STRING_num(skkeys);
456 }
457 if (keyidx < 0) {
458 BIO_printf(bio_err, "No key specified\n");
459 goto argerr;
460 }
461 if (key_param == NULL || key_param->idx != keyidx) {
462 cms_key_param *nparam;
463 nparam = OPENSSL_malloc(sizeof(cms_key_param));
464 if (!nparam) {
465 BIO_printf(bio_err, "Out of memory\n");
466 goto argerr;
467 }
468 nparam->idx = keyidx;
469 nparam->param = sk_OPENSSL_STRING_new_null();
470 nparam->next = NULL;
471 if (key_first == NULL)
472 key_first = nparam;
473 else
474 key_param->next = nparam;
475 key_param = nparam;
476 }
477 sk_OPENSSL_STRING_push(key_param->param, *++args);
478 } else if (!strcmp(*args, "-rctform")) {
479 if (!args[1])
480 goto argerr;
481 rctformat = str2fmt(*++args);
482 } else if (!strcmp(*args, "-certfile")) {
483 if (!args[1])
484 goto argerr;
485 certfile = *++args;
486 } else if (!strcmp(*args, "-CAfile")) {
487 if (!args[1])
488 goto argerr;
489 CAfile = *++args;
490 } else if (!strcmp(*args, "-CApath")) {
491 if (!args[1])
492 goto argerr;
493 CApath = *++args;
494 } else if (!strcmp(*args, "-in")) {
495 if (!args[1])
496 goto argerr;
497 infile = *++args;
498 } else if (!strcmp(*args, "-inform")) {
499 if (!args[1])
500 goto argerr;
501 informat = str2fmt(*++args);
502 } else if (!strcmp(*args, "-outform")) {
503 if (!args[1])
504 goto argerr;
505 outformat = str2fmt(*++args);
506 } else if (!strcmp(*args, "-out")) {
507 if (!args[1])
508 goto argerr;
509 outfile = *++args;
510 } else if (!strcmp(*args, "-content")) {
511 if (!args[1])
512 goto argerr;
513 contfile = *++args;
514 } else if (args_verify(&args, NULL, &badarg, bio_err, &vpm))
515 continue;
516 else if ((cipher = EVP_get_cipherbyname(*args + 1)) == NULL)
517 badarg = 1;
518 args++;
519 }
520
521 if (((rr_allorfirst != -1) || rr_from) && !rr_to) {
522 BIO_puts(bio_err, "No Signed Receipts Recipients\n");
523 goto argerr;
524 }
525
526 if (!(operation & SMIME_SIGNERS) && (rr_to || rr_from)) {
527 BIO_puts(bio_err, "Signed receipts only allowed with -sign\n");
528 goto argerr;
529 }
530 if (!(operation & SMIME_SIGNERS) && (skkeys || sksigners)) {
531 BIO_puts(bio_err, "Multiple signers or keys not allowed\n");
532 goto argerr;
533 }
534
535 if (operation & SMIME_SIGNERS) {
536 if (keyfile && !signerfile) {
537 BIO_puts(bio_err, "Illegal -inkey without -signer\n");
538 goto argerr;
539 }
540 /* Check to see if any final signer needs to be appended */
541 if (signerfile) {
542 if (!sksigners)
543 sksigners = sk_OPENSSL_STRING_new_null();
544 sk_OPENSSL_STRING_push(sksigners, signerfile);
545 if (!skkeys)
546 skkeys = sk_OPENSSL_STRING_new_null();
547 if (!keyfile)
548 keyfile = signerfile;
549 sk_OPENSSL_STRING_push(skkeys, keyfile);
550 }
551 if (!sksigners) {
552 BIO_printf(bio_err, "No signer certificate specified\n");
553 badarg = 1;
554 }
555 signerfile = NULL;
556 keyfile = NULL;
557 need_rand = 1;
558 }
559
560 else if (operation == SMIME_DECRYPT) {
561 if (!recipfile && !keyfile && !secret_key && !pwri_pass) {
562 BIO_printf(bio_err,
563 "No recipient certificate or key specified\n");
564 badarg = 1;
565 }
566 } else if (operation == SMIME_ENCRYPT) {
567 if (!*args && !secret_key && !pwri_pass && !encerts) {
568 BIO_printf(bio_err, "No recipient(s) certificate(s) specified\n");
569 badarg = 1;
570 }
571 need_rand = 1;
572 } else if (!operation)
573 badarg = 1;
574
575 if (badarg) {
576 argerr:
577 BIO_printf(bio_err, "Usage cms [options] cert.pem ...\n");
578 BIO_printf(bio_err, "where options are\n");
579 BIO_printf(bio_err, "-encrypt encrypt message\n");
580 BIO_printf(bio_err, "-decrypt decrypt encrypted message\n");
581 BIO_printf(bio_err, "-sign sign message\n");
582 BIO_printf(bio_err, "-verify verify signed message\n");
583 BIO_printf(bio_err, "-cmsout output CMS structure\n");
584 # ifndef OPENSSL_NO_DES
585 BIO_printf(bio_err, "-des3 encrypt with triple DES\n");
586 BIO_printf(bio_err, "-des encrypt with DES\n");
587 # endif
588 # ifndef OPENSSL_NO_SEED
589 BIO_printf(bio_err, "-seed encrypt with SEED\n");
590 # endif
591 # ifndef OPENSSL_NO_RC2
592 BIO_printf(bio_err, "-rc2-40 encrypt with RC2-40 (default)\n");
593 BIO_printf(bio_err, "-rc2-64 encrypt with RC2-64\n");
594 BIO_printf(bio_err, "-rc2-128 encrypt with RC2-128\n");
595 # endif
596 # ifndef OPENSSL_NO_AES
597 BIO_printf(bio_err, "-aes128, -aes192, -aes256\n");
598 BIO_printf(bio_err,
599 " encrypt PEM output with cbc aes\n");
600 # endif
601 # ifndef OPENSSL_NO_CAMELLIA
602 BIO_printf(bio_err, "-camellia128, -camellia192, -camellia256\n");
603 BIO_printf(bio_err,
604 " encrypt PEM output with cbc camellia\n");
605 # endif
606 BIO_printf(bio_err,
607 "-nointern don't search certificates in message for signer\n");
608 BIO_printf(bio_err,
609 "-nosigs don't verify message signature\n");
610 BIO_printf(bio_err,
611 "-noverify don't verify signers certificate\n");
612 BIO_printf(bio_err,
613 "-nocerts don't include signers certificate when signing\n");
614 BIO_printf(bio_err, "-nodetach use opaque signing\n");
615 BIO_printf(bio_err,
616 "-noattr don't include any signed attributes\n");
617 BIO_printf(bio_err,
618 "-binary don't translate message to text\n");
619 BIO_printf(bio_err, "-certfile file other certificates file\n");
620 BIO_printf(bio_err, "-certsout file certificate output file\n");
621 BIO_printf(bio_err, "-signer file signer certificate file\n");
622 BIO_printf(bio_err,
623 "-recip file recipient certificate file for decryption\n");
624 BIO_printf(bio_err, "-keyid use subject key identifier\n");
625 BIO_printf(bio_err, "-in file input file\n");
626 BIO_printf(bio_err,
627 "-inform arg input format SMIME (default), PEM or DER\n");
628 BIO_printf(bio_err,
629 "-inkey file input private key (if not signer or recipient)\n");
630 BIO_printf(bio_err,
631 "-keyform arg input private key format (PEM or ENGINE)\n");
632 BIO_printf(bio_err, "-keyopt nm:v set public key parameters\n");
633 BIO_printf(bio_err, "-out file output file\n");
634 BIO_printf(bio_err,
635 "-outform arg output format SMIME (default), PEM or DER\n");
636 BIO_printf(bio_err,
637 "-content file supply or override content for detached signature\n");
638 BIO_printf(bio_err, "-to addr to address\n");
639 BIO_printf(bio_err, "-from ad from address\n");
640 BIO_printf(bio_err, "-subject s subject\n");
641 BIO_printf(bio_err,
642 "-text include or delete text MIME headers\n");
643 BIO_printf(bio_err,
644 "-CApath dir trusted certificates directory\n");
645 BIO_printf(bio_err, "-CAfile file trusted certificates file\n");
646 BIO_printf(bio_err,
647 "-no_alt_chains only ever use the first certificate chain found\n");
648 BIO_printf(bio_err,
649 "-crl_check check revocation status of signer's certificate using CRLs\n");
650 BIO_printf(bio_err,
651 "-crl_check_all check revocation status of signer's certificate chain using CRLs\n");
652 # ifndef OPENSSL_NO_ENGINE
653 BIO_printf(bio_err,
654 "-engine e use engine e, possibly a hardware device.\n");
655 # endif
656 BIO_printf(bio_err, "-passin arg input file pass phrase source\n");
657 BIO_printf(bio_err, "-rand file%cfile%c...\n", LIST_SEPARATOR_CHAR,
658 LIST_SEPARATOR_CHAR);
659 BIO_printf(bio_err,
660 " load the file (or the files in the directory) into\n");
661 BIO_printf(bio_err, " the random number generator\n");
662 BIO_printf(bio_err,
663 "cert.pem recipient certificate(s) for encryption\n");
664 goto end;
665 }
666 e = setup_engine(bio_err, engine, 0);
667
668 if (!app_passwd(bio_err, passargin, NULL, &passin, NULL)) {
669 BIO_printf(bio_err, "Error getting password\n");
670 goto end;
671 }
672
673 if (need_rand) {
674 app_RAND_load_file(NULL, bio_err, (inrand != NULL));
675 if (inrand != NULL)
676 BIO_printf(bio_err, "%ld semi-random bytes loaded\n",
677 app_RAND_load_files(inrand));
678 }
679
680 ret = 2;
681
682 if (!(operation & SMIME_SIGNERS))
683 flags &= ~CMS_DETACHED;
684
685 if (operation & SMIME_OP) {
686 if (outformat == FORMAT_ASN1)
687 outmode = "wb";
688 } else {
689 if (flags & CMS_BINARY)
690 outmode = "wb";
691 }
692
693 if (operation & SMIME_IP) {
694 if (informat == FORMAT_ASN1)
695 inmode = "rb";
696 } else {
697 if (flags & CMS_BINARY)
698 inmode = "rb";
699 }
700
701 if (operation == SMIME_ENCRYPT) {
702 if (!cipher) {
703 # ifndef OPENSSL_NO_DES
704 cipher = EVP_des_ede3_cbc();
705 # else
706 BIO_printf(bio_err, "No cipher selected\n");
707 goto end;
708 # endif
709 }
710
711 if (secret_key && !secret_keyid) {
712 BIO_printf(bio_err, "No secret key id\n");
713 goto end;
714 }
715
716 if (*args && !encerts)
717 encerts = sk_X509_new_null();
718 while (*args) {
719 if (!(cert = load_cert(bio_err, *args, FORMAT_PEM,
720 NULL, e, "recipient certificate file")))
721 goto end;
722 sk_X509_push(encerts, cert);
723 cert = NULL;
724 args++;
725 }
726 }
727
728 if (certfile) {
729 if (!(other = load_certs(bio_err, certfile, FORMAT_PEM, NULL,
730 e, "certificate file"))) {
731 ERR_print_errors(bio_err);
732 goto end;
733 }
734 }
735
736 if (recipfile && (operation == SMIME_DECRYPT)) {
737 if (!(recip = load_cert(bio_err, recipfile, FORMAT_PEM, NULL,
738 e, "recipient certificate file"))) {
739 ERR_print_errors(bio_err);
740 goto end;
741 }
742 }
743
744 if (operation == SMIME_SIGN_RECEIPT) {
745 if (!(signer = load_cert(bio_err, signerfile, FORMAT_PEM, NULL,
746 e, "receipt signer certificate file"))) {
747 ERR_print_errors(bio_err);
748 goto end;
749 }
750 }
751
752 if (operation == SMIME_DECRYPT) {
753 if (!keyfile)
754 keyfile = recipfile;
755 } else if ((operation == SMIME_SIGN) || (operation == SMIME_SIGN_RECEIPT)) {
756 if (!keyfile)
757 keyfile = signerfile;
758 } else
759 keyfile = NULL;
760
761 if (keyfile) {
762 key = load_key(bio_err, keyfile, keyform, 0, passin, e,
763 "signing key file");
764 if (!key)
765 goto end;
766 }
767
768 if (infile) {
769 if (!(in = BIO_new_file(infile, inmode))) {
770 BIO_printf(bio_err, "Can't open input file %s\n", infile);
771 goto end;
772 }
773 } else
774 in = BIO_new_fp(stdin, BIO_NOCLOSE);
775
776 if (operation & SMIME_IP) {
777 if (informat == FORMAT_SMIME)
778 cms = SMIME_read_CMS(in, &indata);
779 else if (informat == FORMAT_PEM)
780 cms = PEM_read_bio_CMS(in, NULL, NULL, NULL);
781 else if (informat == FORMAT_ASN1)
782 cms = d2i_CMS_bio(in, NULL);
783 else {
784 BIO_printf(bio_err, "Bad input format for CMS file\n");
785 goto end;
786 }
787
788 if (!cms) {
789 BIO_printf(bio_err, "Error reading S/MIME message\n");
790 goto end;
791 }
792 if (contfile) {
793 BIO_free(indata);
794 if (!(indata = BIO_new_file(contfile, "rb"))) {
795 BIO_printf(bio_err, "Can't read content file %s\n", contfile);
796 goto end;
797 }
798 }
799 if (certsoutfile) {
800 STACK_OF(X509) *allcerts;
801 allcerts = CMS_get1_certs(cms);
802 if (!save_certs(certsoutfile, allcerts)) {
803 BIO_printf(bio_err,
804 "Error writing certs to %s\n", certsoutfile);
805 ret = 5;
806 goto end;
807 }
808 sk_X509_pop_free(allcerts, X509_free);
809 }
810 }
811
812 if (rctfile) {
813 char *rctmode = (rctformat == FORMAT_ASN1) ? "rb" : "r";
814 if (!(rctin = BIO_new_file(rctfile, rctmode))) {
815 BIO_printf(bio_err, "Can't open receipt file %s\n", rctfile);
816 goto end;
817 }
818
819 if (rctformat == FORMAT_SMIME)
820 rcms = SMIME_read_CMS(rctin, NULL);
821 else if (rctformat == FORMAT_PEM)
822 rcms = PEM_read_bio_CMS(rctin, NULL, NULL, NULL);
823 else if (rctformat == FORMAT_ASN1)
824 rcms = d2i_CMS_bio(rctin, NULL);
825 else {
826 BIO_printf(bio_err, "Bad input format for receipt\n");
827 goto end;
828 }
829
830 if (!rcms) {
831 BIO_printf(bio_err, "Error reading receipt\n");
832 goto end;
833 }
834 }
835
836 if (outfile) {
837 if (!(out = BIO_new_file(outfile, outmode))) {
838 BIO_printf(bio_err, "Can't open output file %s\n", outfile);
839 goto end;
840 }
841 } else {
842 out = BIO_new_fp(stdout, BIO_NOCLOSE);
843 # ifdef OPENSSL_SYS_VMS
844 {
845 BIO *tmpbio = BIO_new(BIO_f_linebuffer());
846 out = BIO_push(tmpbio, out);
847 }
848 # endif
849 }
850
851 if ((operation == SMIME_VERIFY) || (operation == SMIME_VERIFY_RECEIPT)) {
852 if (!(store = setup_verify(bio_err, CAfile, CApath)))
853 goto end;
854 X509_STORE_set_verify_cb(store, cms_cb);
855 if (vpm)
856 X509_STORE_set1_param(store, vpm);
857 }
858
859 ret = 3;
860
861 if (operation == SMIME_DATA_CREATE) {
862 cms = CMS_data_create(in, flags);
863 } else if (operation == SMIME_DIGEST_CREATE) {
864 cms = CMS_digest_create(in, sign_md, flags);
865 } else if (operation == SMIME_COMPRESS) {
866 cms = CMS_compress(in, -1, flags);
867 } else if (operation == SMIME_ENCRYPT) {
868 int i;
869 flags |= CMS_PARTIAL;
870 cms = CMS_encrypt(NULL, in, cipher, flags);
871 if (!cms)
872 goto end;
873 for (i = 0; i < sk_X509_num(encerts); i++) {
874 CMS_RecipientInfo *ri;
875 cms_key_param *kparam;
876 int tflags = flags;
877 X509 *x = sk_X509_value(encerts, i);
878 for (kparam = key_first; kparam; kparam = kparam->next) {
879 if (kparam->idx == i) {
880 tflags |= CMS_KEY_PARAM;
881 break;
882 }
883 }
884 ri = CMS_add1_recipient_cert(cms, x, tflags);
885 if (!ri)
886 goto end;
887 if (kparam) {
888 EVP_PKEY_CTX *pctx;
889 pctx = CMS_RecipientInfo_get0_pkey_ctx(ri);
890 if (!cms_set_pkey_param(pctx, kparam->param))
891 goto end;
892 }
893 if (CMS_RecipientInfo_type(ri) == CMS_RECIPINFO_AGREE
894 && wrap_cipher) {
895 EVP_CIPHER_CTX *wctx;
896 wctx = CMS_RecipientInfo_kari_get0_ctx(ri);
897 EVP_EncryptInit_ex(wctx, wrap_cipher, NULL, NULL, NULL);
898 }
899 }
900
901 if (secret_key) {
902 if (!CMS_add0_recipient_key(cms, NID_undef,
903 secret_key, secret_keylen,
904 secret_keyid, secret_keyidlen,
905 NULL, NULL, NULL))
906 goto end;
907 /* NULL these because call absorbs them */
908 secret_key = NULL;
909 secret_keyid = NULL;
910 }
911 if (pwri_pass) {
912 pwri_tmp = (unsigned char *)BUF_strdup((char *)pwri_pass);
913 if (!pwri_tmp)
914 goto end;
915 if (!CMS_add0_recipient_password(cms,
916 -1, NID_undef, NID_undef,
917 pwri_tmp, -1, NULL))
918 goto end;
919 pwri_tmp = NULL;
920 }
921 if (!(flags & CMS_STREAM)) {
922 if (!CMS_final(cms, in, NULL, flags))
923 goto end;
924 }
925 } else if (operation == SMIME_ENCRYPTED_ENCRYPT) {
926 cms = CMS_EncryptedData_encrypt(in, cipher,
927 secret_key, secret_keylen, flags);
928
929 } else if (operation == SMIME_SIGN_RECEIPT) {
930 CMS_ContentInfo *srcms = NULL;
931 STACK_OF(CMS_SignerInfo) *sis;
932 CMS_SignerInfo *si;
933 sis = CMS_get0_SignerInfos(cms);
934 if (!sis)
935 goto end;
936 si = sk_CMS_SignerInfo_value(sis, 0);
937 srcms = CMS_sign_receipt(si, signer, key, other, flags);
938 if (!srcms)
939 goto end;
940 CMS_ContentInfo_free(cms);
941 cms = srcms;
942 } else if (operation & SMIME_SIGNERS) {
943 int i;
944 /*
945 * If detached data content we enable streaming if S/MIME output
946 * format.
947 */
948 if (operation == SMIME_SIGN) {
949
950 if (flags & CMS_DETACHED) {
951 if (outformat == FORMAT_SMIME)
952 flags |= CMS_STREAM;
953 }
954 flags |= CMS_PARTIAL;
955 cms = CMS_sign(NULL, NULL, other, in, flags);
956 if (!cms)
957 goto end;
958 if (econtent_type)
959 CMS_set1_eContentType(cms, econtent_type);
960
961 if (rr_to) {
962 rr = make_receipt_request(rr_to, rr_allorfirst, rr_from);
963 if (!rr) {
964 BIO_puts(bio_err,
965 "Signed Receipt Request Creation Error\n");
966 goto end;
967 }
968 }
969 } else
970 flags |= CMS_REUSE_DIGEST;
971 for (i = 0; i < sk_OPENSSL_STRING_num(sksigners); i++) {
972 CMS_SignerInfo *si;
973 cms_key_param *kparam;
974 int tflags = flags;
975 signerfile = sk_OPENSSL_STRING_value(sksigners, i);
976 keyfile = sk_OPENSSL_STRING_value(skkeys, i);
977
978 signer = load_cert(bio_err, signerfile, FORMAT_PEM, NULL,
979 e, "signer certificate");
980 if (!signer) {
981 ret = 2;
982 goto end;
983 }
984 key = load_key(bio_err, keyfile, keyform, 0, passin, e,
985 "signing key file");
986 if (!key) {
987 ret = 2;
988 goto end;
989 }
990 for (kparam = key_first; kparam; kparam = kparam->next) {
991 if (kparam->idx == i) {
992 tflags |= CMS_KEY_PARAM;
993 break;
994 }
995 }
996 si = CMS_add1_signer(cms, signer, key, sign_md, tflags);
997 if (!si)
998 goto end;
999 if (kparam) {
1000 EVP_PKEY_CTX *pctx;
1001 pctx = CMS_SignerInfo_get0_pkey_ctx(si);
1002 if (!cms_set_pkey_param(pctx, kparam->param))
1003 goto end;
1004 }
1005 if (rr && !CMS_add1_ReceiptRequest(si, rr))
1006 goto end;
1007 X509_free(signer);
1008 signer = NULL;
1009 EVP_PKEY_free(key);
1010 key = NULL;
1011 }
1012 /* If not streaming or resigning finalize structure */
1013 if ((operation == SMIME_SIGN) && !(flags & CMS_STREAM)) {
1014 if (!CMS_final(cms, in, NULL, flags))
1015 goto end;
1016 }
1017 }
1018
1019 if (!cms) {
1020 BIO_printf(bio_err, "Error creating CMS structure\n");
1021 goto end;
1022 }
1023
1024 ret = 4;
1025 if (operation == SMIME_DECRYPT) {
1026 if (flags & CMS_DEBUG_DECRYPT)
1027 CMS_decrypt(cms, NULL, NULL, NULL, NULL, flags);
1028
1029 if (secret_key) {
1030 if (!CMS_decrypt_set1_key(cms,
1031 secret_key, secret_keylen,
1032 secret_keyid, secret_keyidlen)) {
1033 BIO_puts(bio_err, "Error decrypting CMS using secret key\n");
1034 goto end;
1035 }
1036 }
1037
1038 if (key) {
1039 if (!CMS_decrypt_set1_pkey(cms, key, recip)) {
1040 BIO_puts(bio_err, "Error decrypting CMS using private key\n");
1041 goto end;
1042 }
1043 }
1044
1045 if (pwri_pass) {
1046 if (!CMS_decrypt_set1_password(cms, pwri_pass, -1)) {
1047 BIO_puts(bio_err, "Error decrypting CMS using password\n");
1048 goto end;
1049 }
1050 }
1051
1052 if (!CMS_decrypt(cms, NULL, NULL, indata, out, flags)) {
1053 BIO_printf(bio_err, "Error decrypting CMS structure\n");
1054 goto end;
1055 }
1056 } else if (operation == SMIME_DATAOUT) {
1057 if (!CMS_data(cms, out, flags))
1058 goto end;
1059 } else if (operation == SMIME_UNCOMPRESS) {
1060 if (!CMS_uncompress(cms, indata, out, flags))
1061 goto end;
1062 } else if (operation == SMIME_DIGEST_VERIFY) {
1063 if (CMS_digest_verify(cms, indata, out, flags) > 0)
1064 BIO_printf(bio_err, "Verification successful\n");
1065 else {
1066 BIO_printf(bio_err, "Verification failure\n");
1067 goto end;
1068 }
1069 } else if (operation == SMIME_ENCRYPTED_DECRYPT) {
1070 if (!CMS_EncryptedData_decrypt(cms, secret_key, secret_keylen,
1071 indata, out, flags))
1072 goto end;
1073 } else if (operation == SMIME_VERIFY) {
1074 if (CMS_verify(cms, other, store, indata, out, flags) > 0)
1075 BIO_printf(bio_err, "Verification successful\n");
1076 else {
1077 BIO_printf(bio_err, "Verification failure\n");
1078 if (verify_retcode)
1079 ret = verify_err + 32;
1080 goto end;
1081 }
1082 if (signerfile) {
1083 STACK_OF(X509) *signers;
1084 signers = CMS_get0_signers(cms);
1085 if (!save_certs(signerfile, signers)) {
1086 BIO_printf(bio_err,
1087 "Error writing signers to %s\n", signerfile);
1088 ret = 5;
1089 goto end;
1090 }
1091 sk_X509_free(signers);
1092 }
1093 if (rr_print)
1094 receipt_request_print(bio_err, cms);
1095
1096 } else if (operation == SMIME_VERIFY_RECEIPT) {
1097 if (CMS_verify_receipt(rcms, cms, other, store, flags) > 0)
1098 BIO_printf(bio_err, "Verification successful\n");
1099 else {
1100 BIO_printf(bio_err, "Verification failure\n");
1101 goto end;
1102 }
1103 } else {
1104 if (noout) {
1105 if (print)
1106 CMS_ContentInfo_print_ctx(out, cms, 0, NULL);
1107 } else if (outformat == FORMAT_SMIME) {
1108 if (to)
1109 BIO_printf(out, "To: %s\n", to);
1110 if (from)
1111 BIO_printf(out, "From: %s\n", from);
1112 if (subject)
1113 BIO_printf(out, "Subject: %s\n", subject);
1114 if (operation == SMIME_RESIGN)
1115 ret = SMIME_write_CMS(out, cms, indata, flags);
1116 else
1117 ret = SMIME_write_CMS(out, cms, in, flags);
1118 } else if (outformat == FORMAT_PEM)
1119 ret = PEM_write_bio_CMS_stream(out, cms, in, flags);
1120 else if (outformat == FORMAT_ASN1)
1121 ret = i2d_CMS_bio_stream(out, cms, in, flags);
1122 else {
1123 BIO_printf(bio_err, "Bad output format for CMS file\n");
1124 goto end;
1125 }
1126 if (ret <= 0) {
1127 ret = 6;
1128 goto end;
1129 }
1130 }
1131 ret = 0;
1132 end:
1133 if (ret)
1134 ERR_print_errors(bio_err);
1135 if (need_rand)
1136 app_RAND_write_file(NULL, bio_err);
1137 sk_X509_pop_free(encerts, X509_free);
1138 sk_X509_pop_free(other, X509_free);
1139 if (vpm)
1140 X509_VERIFY_PARAM_free(vpm);
1141 if (sksigners)
1142 sk_OPENSSL_STRING_free(sksigners);
1143 if (skkeys)
1144 sk_OPENSSL_STRING_free(skkeys);
1145 if (secret_key)
1146 OPENSSL_free(secret_key);
1147 if (secret_keyid)
1148 OPENSSL_free(secret_keyid);
1149 if (pwri_tmp)
1150 OPENSSL_free(pwri_tmp);
1151 if (econtent_type)
1152 ASN1_OBJECT_free(econtent_type);
1153 if (rr)
1154 CMS_ReceiptRequest_free(rr);
1155 if (rr_to)
1156 sk_OPENSSL_STRING_free(rr_to);
1157 if (rr_from)
1158 sk_OPENSSL_STRING_free(rr_from);
1159 for (key_param = key_first; key_param;) {
1160 cms_key_param *tparam;
1161 sk_OPENSSL_STRING_free(key_param->param);
1162 tparam = key_param->next;
1163 OPENSSL_free(key_param);
1164 key_param = tparam;
1165 }
1166 X509_STORE_free(store);
1167 X509_free(cert);
1168 X509_free(recip);
1169 X509_free(signer);
1170 EVP_PKEY_free(key);
1171 CMS_ContentInfo_free(cms);
1172 CMS_ContentInfo_free(rcms);
1173 release_engine(e);
1174 BIO_free(rctin);
1175 BIO_free(in);
1176 BIO_free(indata);
1177 BIO_free_all(out);
1178 if (passin)
1179 OPENSSL_free(passin);
1180 return (ret);
1181 }
1182
1183 static int save_certs(char *signerfile, STACK_OF(X509) *signers)
1184 {
1185 int i;
1186 BIO *tmp;
1187 if (!signerfile)
1188 return 1;
1189 tmp = BIO_new_file(signerfile, "w");
1190 if (!tmp)
1191 return 0;
1192 for (i = 0; i < sk_X509_num(signers); i++)
1193 PEM_write_bio_X509(tmp, sk_X509_value(signers, i));
1194 BIO_free(tmp);
1195 return 1;
1196 }
1197
1198 /* Minimal callback just to output policy info (if any) */
1199
1200 static int cms_cb(int ok, X509_STORE_CTX *ctx)
1201 {
1202 int error;
1203
1204 error = X509_STORE_CTX_get_error(ctx);
1205
1206 verify_err = error;
1207
1208 if ((error != X509_V_ERR_NO_EXPLICIT_POLICY)
1209 && ((error != X509_V_OK) || (ok != 2)))
1210 return ok;
1211
1212 policies_print(NULL, ctx);
1213
1214 return ok;
1215
1216 }
1217
1218 static void gnames_stack_print(BIO *out, STACK_OF(GENERAL_NAMES) *gns)
1219 {
1220 STACK_OF(GENERAL_NAME) *gens;
1221 GENERAL_NAME *gen;
1222 int i, j;
1223 for (i = 0; i < sk_GENERAL_NAMES_num(gns); i++) {
1224 gens = sk_GENERAL_NAMES_value(gns, i);
1225 for (j = 0; j < sk_GENERAL_NAME_num(gens); j++) {
1226 gen = sk_GENERAL_NAME_value(gens, j);
1227 BIO_puts(out, " ");
1228 GENERAL_NAME_print(out, gen);
1229 BIO_puts(out, "\n");
1230 }
1231 }
1232 return;
1233 }
1234
1235 static void receipt_request_print(BIO *out, CMS_ContentInfo *cms)
1236 {
1237 STACK_OF(CMS_SignerInfo) *sis;
1238 CMS_SignerInfo *si;
1239 CMS_ReceiptRequest *rr;
1240 int allorfirst;
1241 STACK_OF(GENERAL_NAMES) *rto, *rlist;
1242 ASN1_STRING *scid;
1243 int i, rv;
1244 sis = CMS_get0_SignerInfos(cms);
1245 for (i = 0; i < sk_CMS_SignerInfo_num(sis); i++) {
1246 si = sk_CMS_SignerInfo_value(sis, i);
1247 rv = CMS_get1_ReceiptRequest(si, &rr);
1248 BIO_printf(bio_err, "Signer %d:\n", i + 1);
1249 if (rv == 0)
1250 BIO_puts(bio_err, " No Receipt Request\n");
1251 else if (rv < 0) {
1252 BIO_puts(bio_err, " Receipt Request Parse Error\n");
1253 ERR_print_errors(bio_err);
1254 } else {
1255 char *id;
1256 int idlen;
1257 CMS_ReceiptRequest_get0_values(rr, &scid, &allorfirst,
1258 &rlist, &rto);
1259 BIO_puts(out, " Signed Content ID:\n");
1260 idlen = ASN1_STRING_length(scid);
1261 id = (char *)ASN1_STRING_data(scid);
1262 BIO_dump_indent(out, id, idlen, 4);
1263 BIO_puts(out, " Receipts From");
1264 if (rlist) {
1265 BIO_puts(out, " List:\n");
1266 gnames_stack_print(out, rlist);
1267 } else if (allorfirst == 1)
1268 BIO_puts(out, ": First Tier\n");
1269 else if (allorfirst == 0)
1270 BIO_puts(out, ": All\n");
1271 else
1272 BIO_printf(out, " Unknown (%d)\n", allorfirst);
1273 BIO_puts(out, " Receipts To:\n");
1274 gnames_stack_print(out, rto);
1275 }
1276 if (rr)
1277 CMS_ReceiptRequest_free(rr);
1278 }
1279 }
1280
1281 static STACK_OF(GENERAL_NAMES) *make_names_stack(STACK_OF(OPENSSL_STRING) *ns)
1282 {
1283 int i;
1284 STACK_OF(GENERAL_NAMES) *ret;
1285 GENERAL_NAMES *gens = NULL;
1286 GENERAL_NAME *gen = NULL;
1287 ret = sk_GENERAL_NAMES_new_null();
1288 if (!ret)
1289 goto err;
1290 for (i = 0; i < sk_OPENSSL_STRING_num(ns); i++) {
1291 char *str = sk_OPENSSL_STRING_value(ns, i);
1292 gen = a2i_GENERAL_NAME(NULL, NULL, NULL, GEN_EMAIL, str, 0);
1293 if (!gen)
1294 goto err;
1295 gens = GENERAL_NAMES_new();
1296 if (!gens)
1297 goto err;
1298 if (!sk_GENERAL_NAME_push(gens, gen))
1299 goto err;
1300 gen = NULL;
1301 if (!sk_GENERAL_NAMES_push(ret, gens))
1302 goto err;
1303 gens = NULL;
1304 }
1305
1306 return ret;
1307
1308 err:
1309 if (ret)
1310 sk_GENERAL_NAMES_pop_free(ret, GENERAL_NAMES_free);
1311 if (gens)
1312 GENERAL_NAMES_free(gens);
1313 if (gen)
1314 GENERAL_NAME_free(gen);
1315 return NULL;
1316 }
1317
1318 static CMS_ReceiptRequest *make_receipt_request(STACK_OF(OPENSSL_STRING)
1319 *rr_to, int rr_allorfirst, STACK_OF(OPENSSL_STRING)
1320 *rr_from)
1321 {
1322 STACK_OF(GENERAL_NAMES) *rct_to, *rct_from;
1323 CMS_ReceiptRequest *rr;
1324 rct_to = make_names_stack(rr_to);
1325 if (!rct_to)
1326 goto err;
1327 if (rr_from) {
1328 rct_from = make_names_stack(rr_from);
1329 if (!rct_from)
1330 goto err;
1331 } else
1332 rct_from = NULL;
1333 rr = CMS_ReceiptRequest_create0(NULL, -1, rr_allorfirst, rct_from,
1334 rct_to);
1335 return rr;
1336 err:
1337 return NULL;
1338 }
1339
1340 static int cms_set_pkey_param(EVP_PKEY_CTX *pctx,
1341 STACK_OF(OPENSSL_STRING) *param)
1342 {
1343 char *keyopt;
1344 int i;
1345 if (sk_OPENSSL_STRING_num(param) <= 0)
1346 return 1;
1347 for (i = 0; i < sk_OPENSSL_STRING_num(param); i++) {
1348 keyopt = sk_OPENSSL_STRING_value(param, i);
1349 if (pkey_ctrl_string(pctx, keyopt) <= 0) {
1350 BIO_printf(bio_err, "parameter error \"%s\"\n", keyopt);
1351 ERR_print_errors(bio_err);
1352 return 0;
1353 }
1354 }
1355 return 1;
1356 }
1357
1358 #endif
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