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[thirdparty/openssl.git] / apps / cms.c
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 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 # 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 if ((bio_err = BIO_new(BIO_s_file())) != NULL)
166 BIO_set_fp(bio_err, stderr, BIO_NOCLOSE | BIO_FP_TEXT);
167 }
168
169 if (!load_config(bio_err, NULL))
170 goto end;
171
172 while (!badarg && *args && *args[0] == '-') {
173 if (!strcmp(*args, "-encrypt"))
174 operation = SMIME_ENCRYPT;
175 else if (!strcmp(*args, "-decrypt"))
176 operation = SMIME_DECRYPT;
177 else if (!strcmp(*args, "-sign"))
178 operation = SMIME_SIGN;
179 else if (!strcmp(*args, "-sign_receipt"))
180 operation = SMIME_SIGN_RECEIPT;
181 else if (!strcmp(*args, "-resign"))
182 operation = SMIME_RESIGN;
183 else if (!strcmp(*args, "-verify"))
184 operation = SMIME_VERIFY;
185 else if (!strcmp(*args, "-verify_retcode"))
186 verify_retcode = 1;
187 else if (!strcmp(*args, "-verify_receipt")) {
188 operation = SMIME_VERIFY_RECEIPT;
189 if (!args[1])
190 goto argerr;
191 args++;
192 rctfile = *args;
193 } else if (!strcmp(*args, "-cmsout"))
194 operation = SMIME_CMSOUT;
195 else if (!strcmp(*args, "-data_out"))
196 operation = SMIME_DATAOUT;
197 else if (!strcmp(*args, "-data_create"))
198 operation = SMIME_DATA_CREATE;
199 else if (!strcmp(*args, "-digest_verify"))
200 operation = SMIME_DIGEST_VERIFY;
201 else if (!strcmp(*args, "-digest_create"))
202 operation = SMIME_DIGEST_CREATE;
203 else if (!strcmp(*args, "-compress"))
204 operation = SMIME_COMPRESS;
205 else if (!strcmp(*args, "-uncompress"))
206 operation = SMIME_UNCOMPRESS;
207 else if (!strcmp(*args, "-EncryptedData_decrypt"))
208 operation = SMIME_ENCRYPTED_DECRYPT;
209 else if (!strcmp(*args, "-EncryptedData_encrypt"))
210 operation = SMIME_ENCRYPTED_ENCRYPT;
211 # ifndef OPENSSL_NO_DES
212 else if (!strcmp(*args, "-des3"))
213 cipher = EVP_des_ede3_cbc();
214 else if (!strcmp(*args, "-des"))
215 cipher = EVP_des_cbc();
216 else if (!strcmp(*args, "-des3-wrap"))
217 wrap_cipher = EVP_des_ede3_wrap();
218 # endif
219 # ifndef OPENSSL_NO_SEED
220 else if (!strcmp(*args, "-seed"))
221 cipher = EVP_seed_cbc();
222 # endif
223 # ifndef OPENSSL_NO_RC2
224 else if (!strcmp(*args, "-rc2-40"))
225 cipher = EVP_rc2_40_cbc();
226 else if (!strcmp(*args, "-rc2-128"))
227 cipher = EVP_rc2_cbc();
228 else if (!strcmp(*args, "-rc2-64"))
229 cipher = EVP_rc2_64_cbc();
230 # endif
231 # ifndef OPENSSL_NO_AES
232 else if (!strcmp(*args, "-aes128"))
233 cipher = EVP_aes_128_cbc();
234 else if (!strcmp(*args, "-aes192"))
235 cipher = EVP_aes_192_cbc();
236 else if (!strcmp(*args, "-aes256"))
237 cipher = EVP_aes_256_cbc();
238 else if (!strcmp(*args, "-aes128-wrap"))
239 wrap_cipher = EVP_aes_128_wrap();
240 else if (!strcmp(*args, "-aes192-wrap"))
241 wrap_cipher = EVP_aes_192_wrap();
242 else if (!strcmp(*args, "-aes256-wrap"))
243 wrap_cipher = EVP_aes_256_wrap();
244 # endif
245 # ifndef OPENSSL_NO_CAMELLIA
246 else if (!strcmp(*args, "-camellia128"))
247 cipher = EVP_camellia_128_cbc();
248 else if (!strcmp(*args, "-camellia192"))
249 cipher = EVP_camellia_192_cbc();
250 else if (!strcmp(*args, "-camellia256"))
251 cipher = EVP_camellia_256_cbc();
252 # endif
253 else if (!strcmp(*args, "-debug_decrypt"))
254 flags |= CMS_DEBUG_DECRYPT;
255 else if (!strcmp(*args, "-text"))
256 flags |= CMS_TEXT;
257 else if (!strcmp(*args, "-asciicrlf"))
258 flags |= CMS_ASCIICRLF;
259 else if (!strcmp(*args, "-nointern"))
260 flags |= CMS_NOINTERN;
261 else if (!strcmp(*args, "-noverify")
262 || !strcmp(*args, "-no_signer_cert_verify"))
263 flags |= CMS_NO_SIGNER_CERT_VERIFY;
264 else if (!strcmp(*args, "-nocerts"))
265 flags |= CMS_NOCERTS;
266 else if (!strcmp(*args, "-noattr"))
267 flags |= CMS_NOATTR;
268 else if (!strcmp(*args, "-nodetach"))
269 flags &= ~CMS_DETACHED;
270 else if (!strcmp(*args, "-nosmimecap"))
271 flags |= CMS_NOSMIMECAP;
272 else if (!strcmp(*args, "-binary"))
273 flags |= CMS_BINARY;
274 else if (!strcmp(*args, "-keyid"))
275 flags |= CMS_USE_KEYID;
276 else if (!strcmp(*args, "-nosigs"))
277 flags |= CMS_NOSIGS;
278 else if (!strcmp(*args, "-no_content_verify"))
279 flags |= CMS_NO_CONTENT_VERIFY;
280 else if (!strcmp(*args, "-no_attr_verify"))
281 flags |= CMS_NO_ATTR_VERIFY;
282 else if (!strcmp(*args, "-stream"))
283 flags |= CMS_STREAM;
284 else if (!strcmp(*args, "-indef"))
285 flags |= CMS_STREAM;
286 else if (!strcmp(*args, "-noindef"))
287 flags &= ~CMS_STREAM;
288 else if (!strcmp(*args, "-nooldmime"))
289 flags |= CMS_NOOLDMIMETYPE;
290 else if (!strcmp(*args, "-crlfeol"))
291 flags |= CMS_CRLFEOL;
292 else if (!strcmp(*args, "-noout"))
293 noout = 1;
294 else if (!strcmp(*args, "-receipt_request_print"))
295 rr_print = 1;
296 else if (!strcmp(*args, "-receipt_request_all"))
297 rr_allorfirst = 0;
298 else if (!strcmp(*args, "-receipt_request_first"))
299 rr_allorfirst = 1;
300 else if (!strcmp(*args, "-receipt_request_from")) {
301 if (!args[1])
302 goto argerr;
303 args++;
304 if (!rr_from)
305 rr_from = sk_OPENSSL_STRING_new_null();
306 sk_OPENSSL_STRING_push(rr_from, *args);
307 } else if (!strcmp(*args, "-receipt_request_to")) {
308 if (!args[1])
309 goto argerr;
310 args++;
311 if (!rr_to)
312 rr_to = sk_OPENSSL_STRING_new_null();
313 sk_OPENSSL_STRING_push(rr_to, *args);
314 } else if (!strcmp(*args, "-print")) {
315 noout = 1;
316 print = 1;
317 } else if (!strcmp(*args, "-secretkey")) {
318 long ltmp;
319 if (!args[1])
320 goto argerr;
321 args++;
322 secret_key = string_to_hex(*args, &ltmp);
323 if (!secret_key) {
324 BIO_printf(bio_err, "Invalid key %s\n", *args);
325 goto argerr;
326 }
327 secret_keylen = (size_t)ltmp;
328 } else if (!strcmp(*args, "-secretkeyid")) {
329 long ltmp;
330 if (!args[1])
331 goto argerr;
332 args++;
333 secret_keyid = string_to_hex(*args, &ltmp);
334 if (!secret_keyid) {
335 BIO_printf(bio_err, "Invalid id %s\n", *args);
336 goto argerr;
337 }
338 secret_keyidlen = (size_t)ltmp;
339 } else if (!strcmp(*args, "-pwri_password")) {
340 if (!args[1])
341 goto argerr;
342 args++;
343 pwri_pass = (unsigned char *)*args;
344 } else if (!strcmp(*args, "-econtent_type")) {
345 if (!args[1])
346 goto argerr;
347 args++;
348 econtent_type = OBJ_txt2obj(*args, 0);
349 if (!econtent_type) {
350 BIO_printf(bio_err, "Invalid OID %s\n", *args);
351 goto argerr;
352 }
353 } else if (!strcmp(*args, "-rand")) {
354 if (!args[1])
355 goto argerr;
356 args++;
357 inrand = *args;
358 need_rand = 1;
359 }
360 # ifndef OPENSSL_NO_ENGINE
361 else if (!strcmp(*args, "-engine")) {
362 if (!args[1])
363 goto argerr;
364 engine = *++args;
365 }
366 # endif
367 else if (!strcmp(*args, "-passin")) {
368 if (!args[1])
369 goto argerr;
370 passargin = *++args;
371 } else if (!strcmp(*args, "-to")) {
372 if (!args[1])
373 goto argerr;
374 to = *++args;
375 } else if (!strcmp(*args, "-from")) {
376 if (!args[1])
377 goto argerr;
378 from = *++args;
379 } else if (!strcmp(*args, "-subject")) {
380 if (!args[1])
381 goto argerr;
382 subject = *++args;
383 } else if (!strcmp(*args, "-signer")) {
384 if (!args[1])
385 goto argerr;
386 /* If previous -signer argument add signer to list */
387
388 if (signerfile) {
389 if (!sksigners)
390 sksigners = sk_OPENSSL_STRING_new_null();
391 sk_OPENSSL_STRING_push(sksigners, signerfile);
392 if (!keyfile)
393 keyfile = signerfile;
394 if (!skkeys)
395 skkeys = sk_OPENSSL_STRING_new_null();
396 sk_OPENSSL_STRING_push(skkeys, keyfile);
397 keyfile = NULL;
398 }
399 signerfile = *++args;
400 } else if (!strcmp(*args, "-recip")) {
401 if (!args[1])
402 goto argerr;
403 if (operation == SMIME_ENCRYPT) {
404 if (!encerts)
405 encerts = sk_X509_new_null();
406 cert = load_cert(bio_err, *++args, FORMAT_PEM,
407 NULL, e, "recipient certificate file");
408 if (!cert)
409 goto end;
410 sk_X509_push(encerts, cert);
411 cert = NULL;
412 } else
413 recipfile = *++args;
414 } else if (!strcmp(*args, "-certsout")) {
415 if (!args[1])
416 goto argerr;
417 certsoutfile = *++args;
418 } else if (!strcmp(*args, "-md")) {
419 if (!args[1])
420 goto argerr;
421 sign_md = EVP_get_digestbyname(*++args);
422 if (sign_md == NULL) {
423 BIO_printf(bio_err, "Unknown digest %s\n", *args);
424 goto argerr;
425 }
426 } else if (!strcmp(*args, "-inkey")) {
427 if (!args[1])
428 goto argerr;
429 /* If previous -inkey arument add signer to list */
430 if (keyfile) {
431 if (!signerfile) {
432 BIO_puts(bio_err, "Illegal -inkey without -signer\n");
433 goto argerr;
434 }
435 if (!sksigners)
436 sksigners = sk_OPENSSL_STRING_new_null();
437 sk_OPENSSL_STRING_push(sksigners, signerfile);
438 signerfile = NULL;
439 if (!skkeys)
440 skkeys = sk_OPENSSL_STRING_new_null();
441 sk_OPENSSL_STRING_push(skkeys, keyfile);
442 }
443 keyfile = *++args;
444 } else if (!strcmp(*args, "-keyform")) {
445 if (!args[1])
446 goto argerr;
447 keyform = str2fmt(*++args);
448 } else if (!strcmp(*args, "-keyopt")) {
449 int keyidx = -1;
450 if (!args[1])
451 goto argerr;
452 if (operation == SMIME_ENCRYPT) {
453 if (encerts)
454 keyidx += sk_X509_num(encerts);
455 } else {
456 if (keyfile || signerfile)
457 keyidx++;
458 if (skkeys)
459 keyidx += sk_OPENSSL_STRING_num(skkeys);
460 }
461 if (keyidx < 0) {
462 BIO_printf(bio_err, "No key specified\n");
463 goto argerr;
464 }
465 if (key_param == NULL || key_param->idx != keyidx) {
466 cms_key_param *nparam;
467 nparam = OPENSSL_malloc(sizeof(cms_key_param));
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 "-trusted_first use locally trusted certificates first when building trust chain\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 # ifndef OPENSSL_NO_ENGINE
667 e = setup_engine(bio_err, engine, 0);
668 # endif
669
670 if (!app_passwd(bio_err, passargin, NULL, &passin, NULL)) {
671 BIO_printf(bio_err, "Error getting password\n");
672 goto end;
673 }
674
675 if (need_rand) {
676 app_RAND_load_file(NULL, bio_err, (inrand != NULL));
677 if (inrand != NULL)
678 BIO_printf(bio_err, "%ld semi-random bytes loaded\n",
679 app_RAND_load_files(inrand));
680 }
681
682 ret = 2;
683
684 if (!(operation & SMIME_SIGNERS))
685 flags &= ~CMS_DETACHED;
686
687 if (operation & SMIME_OP) {
688 if (outformat == FORMAT_ASN1)
689 outmode = "wb";
690 } else {
691 if (flags & CMS_BINARY)
692 outmode = "wb";
693 }
694
695 if (operation & SMIME_IP) {
696 if (informat == FORMAT_ASN1)
697 inmode = "rb";
698 } else {
699 if (flags & CMS_BINARY)
700 inmode = "rb";
701 }
702
703 if (operation == SMIME_ENCRYPT) {
704 if (!cipher) {
705 # ifndef OPENSSL_NO_DES
706 cipher = EVP_des_ede3_cbc();
707 # else
708 BIO_printf(bio_err, "No cipher selected\n");
709 goto end;
710 # endif
711 }
712
713 if (secret_key && !secret_keyid) {
714 BIO_printf(bio_err, "No secret key id\n");
715 goto end;
716 }
717
718 if (*args && !encerts)
719 encerts = sk_X509_new_null();
720 while (*args) {
721 if (!(cert = load_cert(bio_err, *args, FORMAT_PEM,
722 NULL, e, "recipient certificate file")))
723 goto end;
724 sk_X509_push(encerts, cert);
725 cert = NULL;
726 args++;
727 }
728 }
729
730 if (certfile) {
731 if (!(other = load_certs(bio_err, certfile, FORMAT_PEM, NULL,
732 e, "certificate file"))) {
733 ERR_print_errors(bio_err);
734 goto end;
735 }
736 }
737
738 if (recipfile && (operation == SMIME_DECRYPT)) {
739 if (!(recip = load_cert(bio_err, recipfile, FORMAT_PEM, NULL,
740 e, "recipient certificate file"))) {
741 ERR_print_errors(bio_err);
742 goto end;
743 }
744 }
745
746 if (operation == SMIME_SIGN_RECEIPT) {
747 if (!(signer = load_cert(bio_err, signerfile, FORMAT_PEM, NULL,
748 e, "receipt signer certificate file"))) {
749 ERR_print_errors(bio_err);
750 goto end;
751 }
752 }
753
754 if (operation == SMIME_DECRYPT) {
755 if (!keyfile)
756 keyfile = recipfile;
757 } else if ((operation == SMIME_SIGN) || (operation == SMIME_SIGN_RECEIPT)) {
758 if (!keyfile)
759 keyfile = signerfile;
760 } else
761 keyfile = NULL;
762
763 if (keyfile) {
764 key = load_key(bio_err, keyfile, keyform, 0, passin, e,
765 "signing key file");
766 if (!key)
767 goto end;
768 }
769
770 if (infile) {
771 if (!(in = BIO_new_file(infile, inmode))) {
772 BIO_printf(bio_err, "Can't open input file %s\n", infile);
773 goto end;
774 }
775 } else
776 in = BIO_new_fp(stdin, BIO_NOCLOSE);
777
778 if (operation & SMIME_IP) {
779 if (informat == FORMAT_SMIME)
780 cms = SMIME_read_CMS(in, &indata);
781 else if (informat == FORMAT_PEM)
782 cms = PEM_read_bio_CMS(in, NULL, NULL, NULL);
783 else if (informat == FORMAT_ASN1)
784 cms = d2i_CMS_bio(in, NULL);
785 else {
786 BIO_printf(bio_err, "Bad input format for CMS file\n");
787 goto end;
788 }
789
790 if (!cms) {
791 BIO_printf(bio_err, "Error reading S/MIME message\n");
792 goto end;
793 }
794 if (contfile) {
795 BIO_free(indata);
796 if (!(indata = BIO_new_file(contfile, "rb"))) {
797 BIO_printf(bio_err, "Can't read content file %s\n", contfile);
798 goto end;
799 }
800 }
801 if (certsoutfile) {
802 STACK_OF(X509) *allcerts;
803 allcerts = CMS_get1_certs(cms);
804 if (!save_certs(certsoutfile, allcerts)) {
805 BIO_printf(bio_err,
806 "Error writing certs to %s\n", certsoutfile);
807 ret = 5;
808 goto end;
809 }
810 sk_X509_pop_free(allcerts, X509_free);
811 }
812 }
813
814 if (rctfile) {
815 char *rctmode = (rctformat == FORMAT_ASN1) ? "rb" : "r";
816 if (!(rctin = BIO_new_file(rctfile, rctmode))) {
817 BIO_printf(bio_err, "Can't open receipt file %s\n", rctfile);
818 goto end;
819 }
820
821 if (rctformat == FORMAT_SMIME)
822 rcms = SMIME_read_CMS(rctin, NULL);
823 else if (rctformat == FORMAT_PEM)
824 rcms = PEM_read_bio_CMS(rctin, NULL, NULL, NULL);
825 else if (rctformat == FORMAT_ASN1)
826 rcms = d2i_CMS_bio(rctin, NULL);
827 else {
828 BIO_printf(bio_err, "Bad input format for receipt\n");
829 goto end;
830 }
831
832 if (!rcms) {
833 BIO_printf(bio_err, "Error reading receipt\n");
834 goto end;
835 }
836 }
837
838 if (outfile) {
839 if (!(out = BIO_new_file(outfile, outmode))) {
840 BIO_printf(bio_err, "Can't open output file %s\n", outfile);
841 goto end;
842 }
843 } else {
844 out = BIO_new_fp(stdout, BIO_NOCLOSE);
845 # ifdef OPENSSL_SYS_VMS
846 {
847 BIO *tmpbio = BIO_new(BIO_f_linebuffer());
848 out = BIO_push(tmpbio, out);
849 }
850 # endif
851 }
852
853 if ((operation == SMIME_VERIFY) || (operation == SMIME_VERIFY_RECEIPT)) {
854 if (!(store = setup_verify(bio_err, CAfile, CApath)))
855 goto end;
856 X509_STORE_set_verify_cb(store, cms_cb);
857 if (vpm)
858 X509_STORE_set1_param(store, vpm);
859 }
860
861 ret = 3;
862
863 if (operation == SMIME_DATA_CREATE) {
864 cms = CMS_data_create(in, flags);
865 } else if (operation == SMIME_DIGEST_CREATE) {
866 cms = CMS_digest_create(in, sign_md, flags);
867 } else if (operation == SMIME_COMPRESS) {
868 cms = CMS_compress(in, -1, flags);
869 } else if (operation == SMIME_ENCRYPT) {
870 int i;
871 flags |= CMS_PARTIAL;
872 cms = CMS_encrypt(NULL, in, cipher, flags);
873 if (!cms)
874 goto end;
875 for (i = 0; i < sk_X509_num(encerts); i++) {
876 CMS_RecipientInfo *ri;
877 cms_key_param *kparam;
878 int tflags = flags;
879 X509 *x = sk_X509_value(encerts, i);
880 for (kparam = key_first; kparam; kparam = kparam->next) {
881 if (kparam->idx == i) {
882 tflags |= CMS_KEY_PARAM;
883 break;
884 }
885 }
886 ri = CMS_add1_recipient_cert(cms, x, tflags);
887 if (!ri)
888 goto end;
889 if (kparam) {
890 EVP_PKEY_CTX *pctx;
891 pctx = CMS_RecipientInfo_get0_pkey_ctx(ri);
892 if (!cms_set_pkey_param(pctx, kparam->param))
893 goto end;
894 }
895 if (CMS_RecipientInfo_type(ri) == CMS_RECIPINFO_AGREE
896 && wrap_cipher) {
897 EVP_CIPHER_CTX *wctx;
898 wctx = CMS_RecipientInfo_kari_get0_ctx(ri);
899 EVP_EncryptInit_ex(wctx, wrap_cipher, NULL, NULL, NULL);
900 }
901 }
902
903 if (secret_key) {
904 if (!CMS_add0_recipient_key(cms, NID_undef,
905 secret_key, secret_keylen,
906 secret_keyid, secret_keyidlen,
907 NULL, NULL, NULL))
908 goto end;
909 /* NULL these because call absorbs them */
910 secret_key = NULL;
911 secret_keyid = NULL;
912 }
913 if (pwri_pass) {
914 pwri_tmp = (unsigned char *)BUF_strdup((char *)pwri_pass);
915 if (!pwri_tmp)
916 goto end;
917 if (!CMS_add0_recipient_password(cms,
918 -1, NID_undef, NID_undef,
919 pwri_tmp, -1, NULL))
920 goto end;
921 pwri_tmp = NULL;
922 }
923 if (!(flags & CMS_STREAM)) {
924 if (!CMS_final(cms, in, NULL, flags))
925 goto end;
926 }
927 } else if (operation == SMIME_ENCRYPTED_ENCRYPT) {
928 cms = CMS_EncryptedData_encrypt(in, cipher,
929 secret_key, secret_keylen, flags);
930
931 } else if (operation == SMIME_SIGN_RECEIPT) {
932 CMS_ContentInfo *srcms = NULL;
933 STACK_OF(CMS_SignerInfo) *sis;
934 CMS_SignerInfo *si;
935 sis = CMS_get0_SignerInfos(cms);
936 if (!sis)
937 goto end;
938 si = sk_CMS_SignerInfo_value(sis, 0);
939 srcms = CMS_sign_receipt(si, signer, key, other, flags);
940 if (!srcms)
941 goto end;
942 CMS_ContentInfo_free(cms);
943 cms = srcms;
944 } else if (operation & SMIME_SIGNERS) {
945 int i;
946 /*
947 * If detached data content we enable streaming if S/MIME output
948 * format.
949 */
950 if (operation == SMIME_SIGN) {
951
952 if (flags & CMS_DETACHED) {
953 if (outformat == FORMAT_SMIME)
954 flags |= CMS_STREAM;
955 }
956 flags |= CMS_PARTIAL;
957 cms = CMS_sign(NULL, NULL, other, in, flags);
958 if (!cms)
959 goto end;
960 if (econtent_type)
961 CMS_set1_eContentType(cms, econtent_type);
962
963 if (rr_to) {
964 rr = make_receipt_request(rr_to, rr_allorfirst, rr_from);
965 if (!rr) {
966 BIO_puts(bio_err,
967 "Signed Receipt Request Creation Error\n");
968 goto end;
969 }
970 }
971 } else
972 flags |= CMS_REUSE_DIGEST;
973 for (i = 0; i < sk_OPENSSL_STRING_num(sksigners); i++) {
974 CMS_SignerInfo *si;
975 cms_key_param *kparam;
976 int tflags = flags;
977 signerfile = sk_OPENSSL_STRING_value(sksigners, i);
978 keyfile = sk_OPENSSL_STRING_value(skkeys, i);
979
980 signer = load_cert(bio_err, signerfile, FORMAT_PEM, NULL,
981 e, "signer certificate");
982 if (!signer)
983 goto end;
984 key = load_key(bio_err, keyfile, keyform, 0, passin, e,
985 "signing key file");
986 if (!key)
987 goto end;
988 for (kparam = key_first; kparam; kparam = kparam->next) {
989 if (kparam->idx == i) {
990 tflags |= CMS_KEY_PARAM;
991 break;
992 }
993 }
994 si = CMS_add1_signer(cms, signer, key, sign_md, tflags);
995 if (!si)
996 goto end;
997 if (kparam) {
998 EVP_PKEY_CTX *pctx;
999 pctx = CMS_SignerInfo_get0_pkey_ctx(si);
1000 if (!cms_set_pkey_param(pctx, kparam->param))
1001 goto end;
1002 }
1003 if (rr && !CMS_add1_ReceiptRequest(si, rr))
1004 goto end;
1005 X509_free(signer);
1006 signer = NULL;
1007 EVP_PKEY_free(key);
1008 key = NULL;
1009 }
1010 /* If not streaming or resigning finalize structure */
1011 if ((operation == SMIME_SIGN) && !(flags & CMS_STREAM)) {
1012 if (!CMS_final(cms, in, NULL, flags))
1013 goto end;
1014 }
1015 }
1016
1017 if (!cms) {
1018 BIO_printf(bio_err, "Error creating CMS structure\n");
1019 goto end;
1020 }
1021
1022 ret = 4;
1023 if (operation == SMIME_DECRYPT) {
1024 if (flags & CMS_DEBUG_DECRYPT)
1025 CMS_decrypt(cms, NULL, NULL, NULL, NULL, flags);
1026
1027 if (secret_key) {
1028 if (!CMS_decrypt_set1_key(cms,
1029 secret_key, secret_keylen,
1030 secret_keyid, secret_keyidlen)) {
1031 BIO_puts(bio_err, "Error decrypting CMS using secret key\n");
1032 goto end;
1033 }
1034 }
1035
1036 if (key) {
1037 if (!CMS_decrypt_set1_pkey(cms, key, recip)) {
1038 BIO_puts(bio_err, "Error decrypting CMS using private key\n");
1039 goto end;
1040 }
1041 }
1042
1043 if (pwri_pass) {
1044 if (!CMS_decrypt_set1_password(cms, pwri_pass, -1)) {
1045 BIO_puts(bio_err, "Error decrypting CMS using password\n");
1046 goto end;
1047 }
1048 }
1049
1050 if (!CMS_decrypt(cms, NULL, NULL, indata, out, flags)) {
1051 BIO_printf(bio_err, "Error decrypting CMS structure\n");
1052 goto end;
1053 }
1054 } else if (operation == SMIME_DATAOUT) {
1055 if (!CMS_data(cms, out, flags))
1056 goto end;
1057 } else if (operation == SMIME_UNCOMPRESS) {
1058 if (!CMS_uncompress(cms, indata, out, flags))
1059 goto end;
1060 } else if (operation == SMIME_DIGEST_VERIFY) {
1061 if (CMS_digest_verify(cms, indata, out, flags) > 0)
1062 BIO_printf(bio_err, "Verification successful\n");
1063 else {
1064 BIO_printf(bio_err, "Verification failure\n");
1065 goto end;
1066 }
1067 } else if (operation == SMIME_ENCRYPTED_DECRYPT) {
1068 if (!CMS_EncryptedData_decrypt(cms, secret_key, secret_keylen,
1069 indata, out, flags))
1070 goto end;
1071 } else if (operation == SMIME_VERIFY) {
1072 if (CMS_verify(cms, other, store, indata, out, flags) > 0)
1073 BIO_printf(bio_err, "Verification successful\n");
1074 else {
1075 BIO_printf(bio_err, "Verification failure\n");
1076 if (verify_retcode)
1077 ret = verify_err + 32;
1078 goto end;
1079 }
1080 if (signerfile) {
1081 STACK_OF(X509) *signers;
1082 signers = CMS_get0_signers(cms);
1083 if (!save_certs(signerfile, signers)) {
1084 BIO_printf(bio_err,
1085 "Error writing signers to %s\n", signerfile);
1086 ret = 5;
1087 goto end;
1088 }
1089 sk_X509_free(signers);
1090 }
1091 if (rr_print)
1092 receipt_request_print(bio_err, cms);
1093
1094 } else if (operation == SMIME_VERIFY_RECEIPT) {
1095 if (CMS_verify_receipt(rcms, cms, other, store, flags) > 0)
1096 BIO_printf(bio_err, "Verification successful\n");
1097 else {
1098 BIO_printf(bio_err, "Verification failure\n");
1099 goto end;
1100 }
1101 } else {
1102 if (noout) {
1103 if (print)
1104 CMS_ContentInfo_print_ctx(out, cms, 0, NULL);
1105 } else if (outformat == FORMAT_SMIME) {
1106 if (to)
1107 BIO_printf(out, "To: %s\n", to);
1108 if (from)
1109 BIO_printf(out, "From: %s\n", from);
1110 if (subject)
1111 BIO_printf(out, "Subject: %s\n", subject);
1112 if (operation == SMIME_RESIGN)
1113 ret = SMIME_write_CMS(out, cms, indata, flags);
1114 else
1115 ret = SMIME_write_CMS(out, cms, in, flags);
1116 } else if (outformat == FORMAT_PEM)
1117 ret = PEM_write_bio_CMS_stream(out, cms, in, flags);
1118 else if (outformat == FORMAT_ASN1)
1119 ret = i2d_CMS_bio_stream(out, cms, in, flags);
1120 else {
1121 BIO_printf(bio_err, "Bad output format for CMS file\n");
1122 goto end;
1123 }
1124 if (ret <= 0) {
1125 ret = 6;
1126 goto end;
1127 }
1128 }
1129 ret = 0;
1130 end:
1131 if (ret)
1132 ERR_print_errors(bio_err);
1133 if (need_rand)
1134 app_RAND_write_file(NULL, bio_err);
1135 sk_X509_pop_free(encerts, X509_free);
1136 sk_X509_pop_free(other, X509_free);
1137 if (vpm)
1138 X509_VERIFY_PARAM_free(vpm);
1139 if (sksigners)
1140 sk_OPENSSL_STRING_free(sksigners);
1141 if (skkeys)
1142 sk_OPENSSL_STRING_free(skkeys);
1143 if (secret_key)
1144 OPENSSL_free(secret_key);
1145 if (secret_keyid)
1146 OPENSSL_free(secret_keyid);
1147 if (pwri_tmp)
1148 OPENSSL_free(pwri_tmp);
1149 if (econtent_type)
1150 ASN1_OBJECT_free(econtent_type);
1151 if (rr)
1152 CMS_ReceiptRequest_free(rr);
1153 if (rr_to)
1154 sk_OPENSSL_STRING_free(rr_to);
1155 if (rr_from)
1156 sk_OPENSSL_STRING_free(rr_from);
1157 for (key_param = key_first; key_param;) {
1158 cms_key_param *tparam;
1159 sk_OPENSSL_STRING_free(key_param->param);
1160 tparam = key_param->next;
1161 OPENSSL_free(key_param);
1162 key_param = tparam;
1163 }
1164 X509_STORE_free(store);
1165 X509_free(cert);
1166 X509_free(recip);
1167 X509_free(signer);
1168 EVP_PKEY_free(key);
1169 CMS_ContentInfo_free(cms);
1170 CMS_ContentInfo_free(rcms);
1171 BIO_free(rctin);
1172 BIO_free(in);
1173 BIO_free(indata);
1174 BIO_free_all(out);
1175 if (passin)
1176 OPENSSL_free(passin);
1177 return (ret);
1178 }
1179
1180 static int save_certs(char *signerfile, STACK_OF(X509) *signers)
1181 {
1182 int i;
1183 BIO *tmp;
1184 if (!signerfile)
1185 return 1;
1186 tmp = BIO_new_file(signerfile, "w");
1187 if (!tmp)
1188 return 0;
1189 for (i = 0; i < sk_X509_num(signers); i++)
1190 PEM_write_bio_X509(tmp, sk_X509_value(signers, i));
1191 BIO_free(tmp);
1192 return 1;
1193 }
1194
1195 /* Minimal callback just to output policy info (if any) */
1196
1197 static int cms_cb(int ok, X509_STORE_CTX *ctx)
1198 {
1199 int error;
1200
1201 error = X509_STORE_CTX_get_error(ctx);
1202
1203 verify_err = error;
1204
1205 if ((error != X509_V_ERR_NO_EXPLICIT_POLICY)
1206 && ((error != X509_V_OK) || (ok != 2)))
1207 return ok;
1208
1209 policies_print(NULL, ctx);
1210
1211 return ok;
1212
1213 }
1214
1215 static void gnames_stack_print(BIO *out, STACK_OF(GENERAL_NAMES) *gns)
1216 {
1217 STACK_OF(GENERAL_NAME) *gens;
1218 GENERAL_NAME *gen;
1219 int i, j;
1220 for (i = 0; i < sk_GENERAL_NAMES_num(gns); i++) {
1221 gens = sk_GENERAL_NAMES_value(gns, i);
1222 for (j = 0; j < sk_GENERAL_NAME_num(gens); j++) {
1223 gen = sk_GENERAL_NAME_value(gens, j);
1224 BIO_puts(out, " ");
1225 GENERAL_NAME_print(out, gen);
1226 BIO_puts(out, "\n");
1227 }
1228 }
1229 return;
1230 }
1231
1232 static void receipt_request_print(BIO *out, CMS_ContentInfo *cms)
1233 {
1234 STACK_OF(CMS_SignerInfo) *sis;
1235 CMS_SignerInfo *si;
1236 CMS_ReceiptRequest *rr;
1237 int allorfirst;
1238 STACK_OF(GENERAL_NAMES) *rto, *rlist;
1239 ASN1_STRING *scid;
1240 int i, rv;
1241 sis = CMS_get0_SignerInfos(cms);
1242 for (i = 0; i < sk_CMS_SignerInfo_num(sis); i++) {
1243 si = sk_CMS_SignerInfo_value(sis, i);
1244 rv = CMS_get1_ReceiptRequest(si, &rr);
1245 BIO_printf(bio_err, "Signer %d:\n", i + 1);
1246 if (rv == 0)
1247 BIO_puts(bio_err, " No Receipt Request\n");
1248 else if (rv < 0) {
1249 BIO_puts(bio_err, " Receipt Request Parse Error\n");
1250 ERR_print_errors(bio_err);
1251 } else {
1252 char *id;
1253 int idlen;
1254 CMS_ReceiptRequest_get0_values(rr, &scid, &allorfirst,
1255 &rlist, &rto);
1256 BIO_puts(out, " Signed Content ID:\n");
1257 idlen = ASN1_STRING_length(scid);
1258 id = (char *)ASN1_STRING_data(scid);
1259 BIO_dump_indent(out, id, idlen, 4);
1260 BIO_puts(out, " Receipts From");
1261 if (rlist) {
1262 BIO_puts(out, " List:\n");
1263 gnames_stack_print(out, rlist);
1264 } else if (allorfirst == 1)
1265 BIO_puts(out, ": First Tier\n");
1266 else if (allorfirst == 0)
1267 BIO_puts(out, ": All\n");
1268 else
1269 BIO_printf(out, " Unknown (%d)\n", allorfirst);
1270 BIO_puts(out, " Receipts To:\n");
1271 gnames_stack_print(out, rto);
1272 }
1273 if (rr)
1274 CMS_ReceiptRequest_free(rr);
1275 }
1276 }
1277
1278 static STACK_OF(GENERAL_NAMES) *make_names_stack(STACK_OF(OPENSSL_STRING) *ns)
1279 {
1280 int i;
1281 STACK_OF(GENERAL_NAMES) *ret;
1282 GENERAL_NAMES *gens = NULL;
1283 GENERAL_NAME *gen = NULL;
1284 ret = sk_GENERAL_NAMES_new_null();
1285 if (!ret)
1286 goto err;
1287 for (i = 0; i < sk_OPENSSL_STRING_num(ns); i++) {
1288 char *str = sk_OPENSSL_STRING_value(ns, i);
1289 gen = a2i_GENERAL_NAME(NULL, NULL, NULL, GEN_EMAIL, str, 0);
1290 if (!gen)
1291 goto err;
1292 gens = GENERAL_NAMES_new();
1293 if (!gens)
1294 goto err;
1295 if (!sk_GENERAL_NAME_push(gens, gen))
1296 goto err;
1297 gen = NULL;
1298 if (!sk_GENERAL_NAMES_push(ret, gens))
1299 goto err;
1300 gens = NULL;
1301 }
1302
1303 return ret;
1304
1305 err:
1306 if (ret)
1307 sk_GENERAL_NAMES_pop_free(ret, GENERAL_NAMES_free);
1308 if (gens)
1309 GENERAL_NAMES_free(gens);
1310 if (gen)
1311 GENERAL_NAME_free(gen);
1312 return NULL;
1313 }
1314
1315 static CMS_ReceiptRequest *make_receipt_request(STACK_OF(OPENSSL_STRING)
1316 *rr_to, int rr_allorfirst, STACK_OF(OPENSSL_STRING)
1317 *rr_from)
1318 {
1319 STACK_OF(GENERAL_NAMES) *rct_to, *rct_from;
1320 CMS_ReceiptRequest *rr;
1321 rct_to = make_names_stack(rr_to);
1322 if (!rct_to)
1323 goto err;
1324 if (rr_from) {
1325 rct_from = make_names_stack(rr_from);
1326 if (!rct_from)
1327 goto err;
1328 } else
1329 rct_from = NULL;
1330 rr = CMS_ReceiptRequest_create0(NULL, -1, rr_allorfirst, rct_from,
1331 rct_to);
1332 return rr;
1333 err:
1334 return NULL;
1335 }
1336
1337 static int cms_set_pkey_param(EVP_PKEY_CTX *pctx,
1338 STACK_OF(OPENSSL_STRING) *param)
1339 {
1340 char *keyopt;
1341 int i;
1342 if (sk_OPENSSL_STRING_num(param) <= 0)
1343 return 1;
1344 for (i = 0; i < sk_OPENSSL_STRING_num(param); i++) {
1345 keyopt = sk_OPENSSL_STRING_value(param, i);
1346 if (pkey_ctrl_string(pctx, keyopt) <= 0) {
1347 BIO_printf(bio_err, "parameter error \"%s\"\n", keyopt);
1348 ERR_print_errors(bio_err);
1349 return 0;
1350 }
1351 }
1352 return 1;
1353 }
1354
1355 #endif
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