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source: vbox/trunk/src/libs/openssl-1.1.1k/apps/cms.c@ 90293

Last change on this file since 90293 was 90293, checked in by vboxsync, 3 years ago

openssl-1.1.1k: Applied and adjusted our OpenSSL changes to 1.1.1k. bugref:10072
File size: 44.0 KB
Line 
1/*
2 * Copyright 2008-2020 The OpenSSL Project Authors. All Rights Reserved.
3 *
4 * Licensed under the OpenSSL license (the "License"). You may not use
5 * this file except in compliance with the License. You can obtain a copy
6 * in the file LICENSE in the source distribution or at
7 * https://www.openssl.org/source/license.html
8 */
9
10/* CMS utility function */
11
12#include <stdio.h>
13#include <string.h>
14#include "apps.h"
15#include "progs.h"
16
17#ifndef OPENSSL_NO_CMS
18
19# include <openssl/crypto.h>
20# include <openssl/pem.h>
21# include <openssl/err.h>
22# include <openssl/x509_vfy.h>
23# include <openssl/x509v3.h>
24# include <openssl/cms.h>
25
26static int save_certs(char *signerfile, STACK_OF(X509) *signers);
27static int cms_cb(int ok, X509_STORE_CTX *ctx);
28static void receipt_request_print(CMS_ContentInfo *cms);
29static CMS_ReceiptRequest *make_receipt_request(STACK_OF(OPENSSL_STRING)
30 *rr_to, int rr_allorfirst, STACK_OF(OPENSSL_STRING)
31 *rr_from);
32static int cms_set_pkey_param(EVP_PKEY_CTX *pctx,
33 STACK_OF(OPENSSL_STRING) *param);
34
35# define SMIME_OP 0x10
36# define SMIME_IP 0x20
37# define SMIME_SIGNERS 0x40
38# define SMIME_ENCRYPT (1 | SMIME_OP)
39# define SMIME_DECRYPT (2 | SMIME_IP)
40# define SMIME_SIGN (3 | SMIME_OP | SMIME_SIGNERS)
41# define SMIME_VERIFY (4 | SMIME_IP)
42# define SMIME_CMSOUT (5 | SMIME_IP | SMIME_OP)
43# define SMIME_RESIGN (6 | SMIME_IP | SMIME_OP | SMIME_SIGNERS)
44# define SMIME_DATAOUT (7 | SMIME_IP)
45# define SMIME_DATA_CREATE (8 | SMIME_OP)
46# define SMIME_DIGEST_VERIFY (9 | SMIME_IP)
47# define SMIME_DIGEST_CREATE (10 | SMIME_OP)
48# define SMIME_UNCOMPRESS (11 | SMIME_IP)
49# define SMIME_COMPRESS (12 | SMIME_OP)
50# define SMIME_ENCRYPTED_DECRYPT (13 | SMIME_IP)
51# define SMIME_ENCRYPTED_ENCRYPT (14 | SMIME_OP)
52# define SMIME_SIGN_RECEIPT (15 | SMIME_IP | SMIME_OP)
53# define SMIME_VERIFY_RECEIPT (16 | SMIME_IP)
54
55static int verify_err = 0;
56
57typedef struct cms_key_param_st cms_key_param;
58
59struct cms_key_param_st {
60 int idx;
61 STACK_OF(OPENSSL_STRING) *param;
62 cms_key_param *next;
63};
64
65typedef enum OPTION_choice {
66 OPT_ERR = -1, OPT_EOF = 0, OPT_HELP,
67 OPT_INFORM, OPT_OUTFORM, OPT_IN, OPT_OUT, OPT_ENCRYPT,
68 OPT_DECRYPT, OPT_SIGN, OPT_SIGN_RECEIPT, OPT_RESIGN,
69 OPT_VERIFY, OPT_VERIFY_RETCODE, OPT_VERIFY_RECEIPT,
70 OPT_CMSOUT, OPT_DATA_OUT, OPT_DATA_CREATE, OPT_DIGEST_VERIFY,
71 OPT_DIGEST_CREATE, OPT_COMPRESS, OPT_UNCOMPRESS,
72 OPT_ED_DECRYPT, OPT_ED_ENCRYPT, OPT_DEBUG_DECRYPT, OPT_TEXT,
73 OPT_ASCIICRLF, OPT_NOINTERN, OPT_NOVERIFY, OPT_NOCERTS,
74 OPT_NOATTR, OPT_NODETACH, OPT_NOSMIMECAP, OPT_BINARY, OPT_KEYID,
75 OPT_NOSIGS, OPT_NO_CONTENT_VERIFY, OPT_NO_ATTR_VERIFY, OPT_INDEF,
76 OPT_NOINDEF, OPT_CRLFEOL, OPT_NOOUT, OPT_RR_PRINT,
77 OPT_RR_ALL, OPT_RR_FIRST, OPT_RCTFORM, OPT_CERTFILE, OPT_CAFILE,
78 OPT_CAPATH, OPT_NOCAPATH, OPT_NOCAFILE,OPT_CONTENT, OPT_PRINT,
79 OPT_SECRETKEY, OPT_SECRETKEYID, OPT_PWRI_PASSWORD, OPT_ECONTENT_TYPE,
80 OPT_PASSIN, OPT_TO, OPT_FROM, OPT_SUBJECT, OPT_SIGNER, OPT_RECIP,
81 OPT_CERTSOUT, OPT_MD, OPT_INKEY, OPT_KEYFORM, OPT_KEYOPT, OPT_RR_FROM,
82 OPT_RR_TO, OPT_AES128_WRAP, OPT_AES192_WRAP, OPT_AES256_WRAP,
83 OPT_3DES_WRAP, OPT_ENGINE,
84 OPT_R_ENUM,
85 OPT_V_ENUM,
86 OPT_CIPHER
87} OPTION_CHOICE;
88
89const OPTIONS cms_options[] = {
90 {OPT_HELP_STR, 1, '-', "Usage: %s [options] cert.pem...\n"},
91 {OPT_HELP_STR, 1, '-',
92 " cert.pem... recipient certs for encryption\n"},
93 {OPT_HELP_STR, 1, '-', "Valid options are:\n"},
94 {"help", OPT_HELP, '-', "Display this summary"},
95 {"inform", OPT_INFORM, 'c', "Input format SMIME (default), PEM or DER"},
96 {"outform", OPT_OUTFORM, 'c',
97 "Output format SMIME (default), PEM or DER"},
98 {"in", OPT_IN, '<', "Input file"},
99 {"out", OPT_OUT, '>', "Output file"},
100 {"encrypt", OPT_ENCRYPT, '-', "Encrypt message"},
101 {"decrypt", OPT_DECRYPT, '-', "Decrypt encrypted message"},
102 {"sign", OPT_SIGN, '-', "Sign message"},
103 {"sign_receipt", OPT_SIGN_RECEIPT, '-', "Generate a signed receipt for the message"},
104 {"resign", OPT_RESIGN, '-', "Resign a signed message"},
105 {"verify", OPT_VERIFY, '-', "Verify signed message"},
106 {"verify_retcode", OPT_VERIFY_RETCODE, '-'},
107 {"verify_receipt", OPT_VERIFY_RECEIPT, '<'},
108 {"cmsout", OPT_CMSOUT, '-', "Output CMS structure"},
109 {"data_out", OPT_DATA_OUT, '-'},
110 {"data_create", OPT_DATA_CREATE, '-'},
111 {"digest_verify", OPT_DIGEST_VERIFY, '-'},
112 {"digest_create", OPT_DIGEST_CREATE, '-'},
113 {"compress", OPT_COMPRESS, '-'},
114 {"uncompress", OPT_UNCOMPRESS, '-'},
115 {"EncryptedData_decrypt", OPT_ED_DECRYPT, '-'},
116 {"EncryptedData_encrypt", OPT_ED_ENCRYPT, '-'},
117 {"debug_decrypt", OPT_DEBUG_DECRYPT, '-'},
118 {"text", OPT_TEXT, '-', "Include or delete text MIME headers"},
119 {"asciicrlf", OPT_ASCIICRLF, '-'},
120 {"nointern", OPT_NOINTERN, '-',
121 "Don't search certificates in message for signer"},
122 {"noverify", OPT_NOVERIFY, '-', "Don't verify signers certificate"},
123 {"nocerts", OPT_NOCERTS, '-',
124 "Don't include signers certificate when signing"},
125 {"noattr", OPT_NOATTR, '-', "Don't include any signed attributes"},
126 {"nodetach", OPT_NODETACH, '-', "Use opaque signing"},
127 {"nosmimecap", OPT_NOSMIMECAP, '-', "Omit the SMIMECapabilities attribute"},
128 {"binary", OPT_BINARY, '-', "Don't translate message to text"},
129 {"keyid", OPT_KEYID, '-', "Use subject key identifier"},
130 {"nosigs", OPT_NOSIGS, '-', "Don't verify message signature"},
131 {"no_content_verify", OPT_NO_CONTENT_VERIFY, '-'},
132 {"no_attr_verify", OPT_NO_ATTR_VERIFY, '-'},
133 {"stream", OPT_INDEF, '-', "Enable CMS streaming"},
134 {"indef", OPT_INDEF, '-', "Same as -stream"},
135 {"noindef", OPT_NOINDEF, '-', "Disable CMS streaming"},
136 {"crlfeol", OPT_CRLFEOL, '-', "Use CRLF as EOL termination instead of CR only" },
137 {"noout", OPT_NOOUT, '-', "For the -cmsout operation do not output the parsed CMS structure"},
138 {"receipt_request_print", OPT_RR_PRINT, '-', "Print CMS Receipt Request" },
139 {"receipt_request_all", OPT_RR_ALL, '-'},
140 {"receipt_request_first", OPT_RR_FIRST, '-'},
141 {"rctform", OPT_RCTFORM, 'F', "Receipt file format"},
142 {"certfile", OPT_CERTFILE, '<', "Other certificates file"},
143 {"CAfile", OPT_CAFILE, '<', "Trusted certificates file"},
144 {"CApath", OPT_CAPATH, '/', "trusted certificates directory"},
145 {"no-CAfile", OPT_NOCAFILE, '-',
146 "Do not load the default certificates file"},
147 {"no-CApath", OPT_NOCAPATH, '-',
148 "Do not load certificates from the default certificates directory"},
149 {"content", OPT_CONTENT, '<',
150 "Supply or override content for detached signature"},
151 {"print", OPT_PRINT, '-',
152 "For the -cmsout operation print out all fields of the CMS structure"},
153 {"secretkey", OPT_SECRETKEY, 's'},
154 {"secretkeyid", OPT_SECRETKEYID, 's'},
155 {"pwri_password", OPT_PWRI_PASSWORD, 's'},
156 {"econtent_type", OPT_ECONTENT_TYPE, 's'},
157 {"passin", OPT_PASSIN, 's', "Input file pass phrase source"},
158 {"to", OPT_TO, 's', "To address"},
159 {"from", OPT_FROM, 's', "From address"},
160 {"subject", OPT_SUBJECT, 's', "Subject"},
161 {"signer", OPT_SIGNER, 's', "Signer certificate file"},
162 {"recip", OPT_RECIP, '<', "Recipient cert file for decryption"},
163 {"certsout", OPT_CERTSOUT, '>', "Certificate output file"},
164 {"md", OPT_MD, 's', "Digest algorithm to use when signing or resigning"},
165 {"inkey", OPT_INKEY, 's',
166 "Input private key (if not signer or recipient)"},
167 {"keyform", OPT_KEYFORM, 'f', "Input private key format (PEM or ENGINE)"},
168 {"keyopt", OPT_KEYOPT, 's', "Set public key parameters as n:v pairs"},
169 {"receipt_request_from", OPT_RR_FROM, 's'},
170 {"receipt_request_to", OPT_RR_TO, 's'},
171 {"", OPT_CIPHER, '-', "Any supported cipher"},
172 OPT_R_OPTIONS,
173 OPT_V_OPTIONS,
174 {"aes128-wrap", OPT_AES128_WRAP, '-', "Use AES128 to wrap key"},
175 {"aes192-wrap", OPT_AES192_WRAP, '-', "Use AES192 to wrap key"},
176 {"aes256-wrap", OPT_AES256_WRAP, '-', "Use AES256 to wrap key"},
177# ifndef OPENSSL_NO_DES
178 {"des3-wrap", OPT_3DES_WRAP, '-', "Use 3DES-EDE to wrap key"},
179# endif
180# ifndef OPENSSL_NO_ENGINE
181 {"engine", OPT_ENGINE, 's', "Use engine e, possibly a hardware device"},
182# endif
183 {NULL}
184};
185
186int cms_main(int argc, char **argv)
187{
188 ASN1_OBJECT *econtent_type = NULL;
189 BIO *in = NULL, *out = NULL, *indata = NULL, *rctin = NULL;
190 CMS_ContentInfo *cms = NULL, *rcms = NULL;
191 CMS_ReceiptRequest *rr = NULL;
192 ENGINE *e = NULL;
193 EVP_PKEY *key = NULL;
194 const EVP_CIPHER *cipher = NULL, *wrap_cipher = NULL;
195 const EVP_MD *sign_md = NULL;
196 STACK_OF(OPENSSL_STRING) *rr_to = NULL, *rr_from = NULL;
197 STACK_OF(OPENSSL_STRING) *sksigners = NULL, *skkeys = NULL;
198 STACK_OF(X509) *encerts = NULL, *other = NULL;
199 X509 *cert = NULL, *recip = NULL, *signer = NULL;
200 X509_STORE *store = NULL;
201 X509_VERIFY_PARAM *vpm = NULL;
202 char *certfile = NULL, *keyfile = NULL, *contfile = NULL;
203 const char *CAfile = NULL, *CApath = NULL;
204 char *certsoutfile = NULL;
205 int noCAfile = 0, noCApath = 0;
206 char *infile = NULL, *outfile = NULL, *rctfile = NULL;
207 char *passinarg = NULL, *passin = NULL, *signerfile = NULL, *recipfile = NULL;
208 char *to = NULL, *from = NULL, *subject = NULL, *prog;
209 cms_key_param *key_first = NULL, *key_param = NULL;
210 int flags = CMS_DETACHED, noout = 0, print = 0, keyidx = -1, vpmtouched = 0;
211 int informat = FORMAT_SMIME, outformat = FORMAT_SMIME;
212 int operation = 0, ret = 1, rr_print = 0, rr_allorfirst = -1;
213 int verify_retcode = 0, rctformat = FORMAT_SMIME, keyform = FORMAT_PEM;
214 size_t secret_keylen = 0, secret_keyidlen = 0;
215 unsigned char *pwri_pass = NULL, *pwri_tmp = NULL;
216 unsigned char *secret_key = NULL, *secret_keyid = NULL;
217 long ltmp;
218 const char *mime_eol = "\n";
219 OPTION_CHOICE o;
220
221 if ((vpm = X509_VERIFY_PARAM_new()) == NULL)
222 return 1;
223
224 prog = opt_init(argc, argv, cms_options);
225 while ((o = opt_next()) != OPT_EOF) {
226 switch (o) {
227 case OPT_EOF:
228 case OPT_ERR:
229 opthelp:
230 BIO_printf(bio_err, "%s: Use -help for summary.\n", prog);
231 goto end;
232 case OPT_HELP:
233 opt_help(cms_options);
234 ret = 0;
235 goto end;
236 case OPT_INFORM:
237 if (!opt_format(opt_arg(), OPT_FMT_PDS, &informat))
238 goto opthelp;
239 break;
240 case OPT_OUTFORM:
241 if (!opt_format(opt_arg(), OPT_FMT_PDS, &outformat))
242 goto opthelp;
243 break;
244 case OPT_OUT:
245 outfile = opt_arg();
246 break;
247 case OPT_ENCRYPT:
248 operation = SMIME_ENCRYPT;
249 break;
250 case OPT_DECRYPT:
251 operation = SMIME_DECRYPT;
252 break;
253 case OPT_SIGN:
254 operation = SMIME_SIGN;
255 break;
256 case OPT_SIGN_RECEIPT:
257 operation = SMIME_SIGN_RECEIPT;
258 break;
259 case OPT_RESIGN:
260 operation = SMIME_RESIGN;
261 break;
262 case OPT_VERIFY:
263 operation = SMIME_VERIFY;
264 break;
265 case OPT_VERIFY_RETCODE:
266 verify_retcode = 1;
267 break;
268 case OPT_VERIFY_RECEIPT:
269 operation = SMIME_VERIFY_RECEIPT;
270 rctfile = opt_arg();
271 break;
272 case OPT_CMSOUT:
273 operation = SMIME_CMSOUT;
274 break;
275 case OPT_DATA_OUT:
276 operation = SMIME_DATAOUT;
277 break;
278 case OPT_DATA_CREATE:
279 operation = SMIME_DATA_CREATE;
280 break;
281 case OPT_DIGEST_VERIFY:
282 operation = SMIME_DIGEST_VERIFY;
283 break;
284 case OPT_DIGEST_CREATE:
285 operation = SMIME_DIGEST_CREATE;
286 break;
287 case OPT_COMPRESS:
288 operation = SMIME_COMPRESS;
289 break;
290 case OPT_UNCOMPRESS:
291 operation = SMIME_UNCOMPRESS;
292 break;
293 case OPT_ED_DECRYPT:
294 operation = SMIME_ENCRYPTED_DECRYPT;
295 break;
296 case OPT_ED_ENCRYPT:
297 operation = SMIME_ENCRYPTED_ENCRYPT;
298 break;
299 case OPT_DEBUG_DECRYPT:
300 flags |= CMS_DEBUG_DECRYPT;
301 break;
302 case OPT_TEXT:
303 flags |= CMS_TEXT;
304 break;
305 case OPT_ASCIICRLF:
306 flags |= CMS_ASCIICRLF;
307 break;
308 case OPT_NOINTERN:
309 flags |= CMS_NOINTERN;
310 break;
311 case OPT_NOVERIFY:
312 flags |= CMS_NO_SIGNER_CERT_VERIFY;
313 break;
314 case OPT_NOCERTS:
315 flags |= CMS_NOCERTS;
316 break;
317 case OPT_NOATTR:
318 flags |= CMS_NOATTR;
319 break;
320 case OPT_NODETACH:
321 flags &= ~CMS_DETACHED;
322 break;
323 case OPT_NOSMIMECAP:
324 flags |= CMS_NOSMIMECAP;
325 break;
326 case OPT_BINARY:
327 flags |= CMS_BINARY;
328 break;
329 case OPT_KEYID:
330 flags |= CMS_USE_KEYID;
331 break;
332 case OPT_NOSIGS:
333 flags |= CMS_NOSIGS;
334 break;
335 case OPT_NO_CONTENT_VERIFY:
336 flags |= CMS_NO_CONTENT_VERIFY;
337 break;
338 case OPT_NO_ATTR_VERIFY:
339 flags |= CMS_NO_ATTR_VERIFY;
340 break;
341 case OPT_INDEF:
342 flags |= CMS_STREAM;
343 break;
344 case OPT_NOINDEF:
345 flags &= ~CMS_STREAM;
346 break;
347 case OPT_CRLFEOL:
348 mime_eol = "\r\n";
349 flags |= CMS_CRLFEOL;
350 break;
351 case OPT_NOOUT:
352 noout = 1;
353 break;
354 case OPT_RR_PRINT:
355 rr_print = 1;
356 break;
357 case OPT_RR_ALL:
358 rr_allorfirst = 0;
359 break;
360 case OPT_RR_FIRST:
361 rr_allorfirst = 1;
362 break;
363 case OPT_RCTFORM:
364 if (rctformat == FORMAT_SMIME)
365 rcms = SMIME_read_CMS(rctin, NULL);
366 else if (rctformat == FORMAT_PEM)
367 rcms = PEM_read_bio_CMS(rctin, NULL, NULL, NULL);
368 else if (rctformat == FORMAT_ASN1)
369 if (!opt_format(opt_arg(),
370 OPT_FMT_PEMDER | OPT_FMT_SMIME, &rctformat))
371 goto opthelp;
372 break;
373 case OPT_CERTFILE:
374 certfile = opt_arg();
375 break;
376 case OPT_CAFILE:
377 CAfile = opt_arg();
378 break;
379 case OPT_CAPATH:
380 CApath = opt_arg();
381 break;
382 case OPT_NOCAFILE:
383 noCAfile = 1;
384 break;
385 case OPT_NOCAPATH:
386 noCApath = 1;
387 break;
388 case OPT_IN:
389 infile = opt_arg();
390 break;
391 case OPT_CONTENT:
392 contfile = opt_arg();
393 break;
394 case OPT_RR_FROM:
395 if (rr_from == NULL
396 && (rr_from = sk_OPENSSL_STRING_new_null()) == NULL)
397 goto end;
398 sk_OPENSSL_STRING_push(rr_from, opt_arg());
399 break;
400 case OPT_RR_TO:
401 if (rr_to == NULL
402 && (rr_to = sk_OPENSSL_STRING_new_null()) == NULL)
403 goto end;
404 sk_OPENSSL_STRING_push(rr_to, opt_arg());
405 break;
406 case OPT_PRINT:
407 noout = print = 1;
408 break;
409 case OPT_SECRETKEY:
410 if (secret_key != NULL) {
411 BIO_printf(bio_err, "Invalid key (supplied twice) %s\n",
412 opt_arg());
413 goto opthelp;
414 }
415 secret_key = OPENSSL_hexstr2buf(opt_arg(), &ltmp);
416 if (secret_key == NULL) {
417 BIO_printf(bio_err, "Invalid key %s\n", opt_arg());
418 goto end;
419 }
420 secret_keylen = (size_t)ltmp;
421 break;
422 case OPT_SECRETKEYID:
423 if (secret_keyid != NULL) {
424 BIO_printf(bio_err, "Invalid id (supplied twice) %s\n",
425 opt_arg());
426 goto opthelp;
427 }
428 secret_keyid = OPENSSL_hexstr2buf(opt_arg(), &ltmp);
429 if (secret_keyid == NULL) {
430 BIO_printf(bio_err, "Invalid id %s\n", opt_arg());
431 goto opthelp;
432 }
433 secret_keyidlen = (size_t)ltmp;
434 break;
435 case OPT_PWRI_PASSWORD:
436 pwri_pass = (unsigned char *)opt_arg();
437 break;
438 case OPT_ECONTENT_TYPE:
439 if (econtent_type != NULL) {
440 BIO_printf(bio_err, "Invalid OID (supplied twice) %s\n",
441 opt_arg());
442 goto opthelp;
443 }
444 econtent_type = OBJ_txt2obj(opt_arg(), 0);
445 if (econtent_type == NULL) {
446 BIO_printf(bio_err, "Invalid OID %s\n", opt_arg());
447 goto opthelp;
448 }
449 break;
450 case OPT_ENGINE:
451 e = setup_engine(opt_arg(), 0);
452 break;
453 case OPT_PASSIN:
454 passinarg = opt_arg();
455 break;
456 case OPT_TO:
457 to = opt_arg();
458 break;
459 case OPT_FROM:
460 from = opt_arg();
461 break;
462 case OPT_SUBJECT:
463 subject = opt_arg();
464 break;
465 case OPT_CERTSOUT:
466 certsoutfile = opt_arg();
467 break;
468 case OPT_MD:
469 if (!opt_md(opt_arg(), &sign_md))
470 goto end;
471 break;
472 case OPT_SIGNER:
473 /* If previous -signer argument add signer to list */
474 if (signerfile != NULL) {
475 if (sksigners == NULL
476 && (sksigners = sk_OPENSSL_STRING_new_null()) == NULL)
477 goto end;
478 sk_OPENSSL_STRING_push(sksigners, signerfile);
479 if (keyfile == NULL)
480 keyfile = signerfile;
481 if (skkeys == NULL
482 && (skkeys = sk_OPENSSL_STRING_new_null()) == NULL)
483 goto end;
484 sk_OPENSSL_STRING_push(skkeys, keyfile);
485 keyfile = NULL;
486 }
487 signerfile = opt_arg();
488 break;
489 case OPT_INKEY:
490 /* If previous -inkey argument add signer to list */
491 if (keyfile != NULL) {
492 if (signerfile == NULL) {
493 BIO_puts(bio_err, "Illegal -inkey without -signer\n");
494 goto end;
495 }
496 if (sksigners == NULL
497 && (sksigners = sk_OPENSSL_STRING_new_null()) == NULL)
498 goto end;
499 sk_OPENSSL_STRING_push(sksigners, signerfile);
500 signerfile = NULL;
501 if (skkeys == NULL
502 && (skkeys = sk_OPENSSL_STRING_new_null()) == NULL)
503 goto end;
504 sk_OPENSSL_STRING_push(skkeys, keyfile);
505 }
506 keyfile = opt_arg();
507 break;
508 case OPT_KEYFORM:
509 if (!opt_format(opt_arg(), OPT_FMT_ANY, &keyform))
510 goto opthelp;
511 break;
512 case OPT_RECIP:
513 if (operation == SMIME_ENCRYPT) {
514 if (encerts == NULL && (encerts = sk_X509_new_null()) == NULL)
515 goto end;
516 cert = load_cert(opt_arg(), FORMAT_PEM,
517 "recipient certificate file");
518 if (cert == NULL)
519 goto end;
520 sk_X509_push(encerts, cert);
521 cert = NULL;
522 } else {
523 recipfile = opt_arg();
524 }
525 break;
526 case OPT_CIPHER:
527 if (!opt_cipher(opt_unknown(), &cipher))
528 goto end;
529 break;
530 case OPT_KEYOPT:
531 keyidx = -1;
532 if (operation == SMIME_ENCRYPT) {
533 if (encerts != NULL)
534 keyidx += sk_X509_num(encerts);
535 } else {
536 if (keyfile != NULL || signerfile != NULL)
537 keyidx++;
538 if (skkeys != NULL)
539 keyidx += sk_OPENSSL_STRING_num(skkeys);
540 }
541 if (keyidx < 0) {
542 BIO_printf(bio_err, "No key specified\n");
543 goto opthelp;
544 }
545 if (key_param == NULL || key_param->idx != keyidx) {
546 cms_key_param *nparam;
547 nparam = app_malloc(sizeof(*nparam), "key param buffer");
548 if ((nparam->param = sk_OPENSSL_STRING_new_null()) == NULL) {
549 OPENSSL_free(nparam);
550 goto end;
551 }
552 nparam->idx = keyidx;
553 nparam->next = NULL;
554 if (key_first == NULL)
555 key_first = nparam;
556 else
557 key_param->next = nparam;
558 key_param = nparam;
559 }
560 sk_OPENSSL_STRING_push(key_param->param, opt_arg());
561 break;
562 case OPT_V_CASES:
563 if (!opt_verify(o, vpm))
564 goto end;
565 vpmtouched++;
566 break;
567 case OPT_R_CASES:
568 if (!opt_rand(o))
569 goto end;
570 break;
571 case OPT_3DES_WRAP:
572# ifndef OPENSSL_NO_DES
573 wrap_cipher = EVP_des_ede3_wrap();
574# endif
575 break;
576 case OPT_AES128_WRAP:
577 wrap_cipher = EVP_aes_128_wrap();
578 break;
579 case OPT_AES192_WRAP:
580 wrap_cipher = EVP_aes_192_wrap();
581 break;
582 case OPT_AES256_WRAP:
583 wrap_cipher = EVP_aes_256_wrap();
584 break;
585 }
586 }
587 argc = opt_num_rest();
588 argv = opt_rest();
589
590 if ((rr_allorfirst != -1 || rr_from != NULL) && rr_to == NULL) {
591 BIO_puts(bio_err, "No Signed Receipts Recipients\n");
592 goto opthelp;
593 }
594
595 if (!(operation & SMIME_SIGNERS) && (rr_to != NULL || rr_from != NULL)) {
596 BIO_puts(bio_err, "Signed receipts only allowed with -sign\n");
597 goto opthelp;
598 }
599 if (!(operation & SMIME_SIGNERS) && (skkeys != NULL || sksigners != NULL)) {
600 BIO_puts(bio_err, "Multiple signers or keys not allowed\n");
601 goto opthelp;
602 }
603
604 if (operation & SMIME_SIGNERS) {
605 if (keyfile != NULL && signerfile == NULL) {
606 BIO_puts(bio_err, "Illegal -inkey without -signer\n");
607 goto opthelp;
608 }
609 /* Check to see if any final signer needs to be appended */
610 if (signerfile != NULL) {
611 if (sksigners == NULL
612 && (sksigners = sk_OPENSSL_STRING_new_null()) == NULL)
613 goto end;
614 sk_OPENSSL_STRING_push(sksigners, signerfile);
615 if (skkeys == NULL && (skkeys = sk_OPENSSL_STRING_new_null()) == NULL)
616 goto end;
617 if (keyfile == NULL)
618 keyfile = signerfile;
619 sk_OPENSSL_STRING_push(skkeys, keyfile);
620 }
621 if (sksigners == NULL) {
622 BIO_printf(bio_err, "No signer certificate specified\n");
623 goto opthelp;
624 }
625 signerfile = NULL;
626 keyfile = NULL;
627 } else if (operation == SMIME_DECRYPT) {
628 if (recipfile == NULL && keyfile == NULL
629 && secret_key == NULL && pwri_pass == NULL) {
630 BIO_printf(bio_err,
631 "No recipient certificate or key specified\n");
632 goto opthelp;
633 }
634 } else if (operation == SMIME_ENCRYPT) {
635 if (*argv == NULL && secret_key == NULL
636 && pwri_pass == NULL && encerts == NULL) {
637 BIO_printf(bio_err, "No recipient(s) certificate(s) specified\n");
638 goto opthelp;
639 }
640 } else if (!operation) {
641 BIO_printf(bio_err, "No operation option (-encrypt|-decrypt|-sign|-verify|...) specified.\n");
642 goto opthelp;
643 }
644
645 if (!app_passwd(passinarg, NULL, &passin, NULL)) {
646 BIO_printf(bio_err, "Error getting password\n");
647 goto end;
648 }
649
650 ret = 2;
651
652 if (!(operation & SMIME_SIGNERS))
653 flags &= ~CMS_DETACHED;
654
655 if (!(operation & SMIME_OP))
656 if (flags & CMS_BINARY)
657 outformat = FORMAT_BINARY;
658
659 if (!(operation & SMIME_IP))
660 if (flags & CMS_BINARY)
661 informat = FORMAT_BINARY;
662
663 if (operation == SMIME_ENCRYPT) {
664 if (!cipher) {
665# ifndef OPENSSL_NO_DES
666 cipher = EVP_des_ede3_cbc();
667# else
668 BIO_printf(bio_err, "No cipher selected\n");
669 goto end;
670# endif
671 }
672
673 if (secret_key && !secret_keyid) {
674 BIO_printf(bio_err, "No secret key id\n");
675 goto end;
676 }
677
678 if (*argv && encerts == NULL)
679 if ((encerts = sk_X509_new_null()) == NULL)
680 goto end;
681 while (*argv) {
682 if ((cert = load_cert(*argv, FORMAT_PEM,
683 "recipient certificate file")) == NULL)
684 goto end;
685 sk_X509_push(encerts, cert);
686 cert = NULL;
687 argv++;
688 }
689 }
690
691 if (certfile != NULL) {
692 if (!load_certs(certfile, &other, FORMAT_PEM, NULL,
693 "certificate file")) {
694 ERR_print_errors(bio_err);
695 goto end;
696 }
697 }
698
699 if (recipfile != NULL && (operation == SMIME_DECRYPT)) {
700 if ((recip = load_cert(recipfile, FORMAT_PEM,
701 "recipient certificate file")) == NULL) {
702 ERR_print_errors(bio_err);
703 goto end;
704 }
705 }
706
707 if (operation == SMIME_SIGN_RECEIPT) {
708 if ((signer = load_cert(signerfile, FORMAT_PEM,
709 "receipt signer certificate file")) == NULL) {
710 ERR_print_errors(bio_err);
711 goto end;
712 }
713 }
714
715 if (operation == SMIME_DECRYPT) {
716 if (keyfile == NULL)
717 keyfile = recipfile;
718 } else if ((operation == SMIME_SIGN) || (operation == SMIME_SIGN_RECEIPT)) {
719 if (keyfile == NULL)
720 keyfile = signerfile;
721 } else {
722 keyfile = NULL;
723 }
724
725 if (keyfile != NULL) {
726 key = load_key(keyfile, keyform, 0, passin, e, "signing key file");
727 if (key == NULL)
728 goto end;
729 }
730
731 in = bio_open_default(infile, 'r', informat);
732 if (in == NULL)
733 goto end;
734
735 if (operation & SMIME_IP) {
736 if (informat == FORMAT_SMIME) {
737 cms = SMIME_read_CMS(in, &indata);
738 } else if (informat == FORMAT_PEM) {
739 cms = PEM_read_bio_CMS(in, NULL, NULL, NULL);
740 } else if (informat == FORMAT_ASN1) {
741 cms = d2i_CMS_bio(in, NULL);
742 } else {
743 BIO_printf(bio_err, "Bad input format for CMS file\n");
744 goto end;
745 }
746
747 if (cms == NULL) {
748 BIO_printf(bio_err, "Error reading S/MIME message\n");
749 goto end;
750 }
751 if (contfile != NULL) {
752 BIO_free(indata);
753 if ((indata = BIO_new_file(contfile, "rb")) == NULL) {
754 BIO_printf(bio_err, "Can't read content file %s\n", contfile);
755 goto end;
756 }
757 }
758 if (certsoutfile != NULL) {
759 STACK_OF(X509) *allcerts;
760 allcerts = CMS_get1_certs(cms);
761 if (!save_certs(certsoutfile, allcerts)) {
762 BIO_printf(bio_err,
763 "Error writing certs to %s\n", certsoutfile);
764 ret = 5;
765 goto end;
766 }
767 sk_X509_pop_free(allcerts, X509_free);
768 }
769 }
770
771 if (rctfile != NULL) {
772 char *rctmode = (rctformat == FORMAT_ASN1) ? "rb" : "r";
773 if ((rctin = BIO_new_file(rctfile, rctmode)) == NULL) {
774 BIO_printf(bio_err, "Can't open receipt file %s\n", rctfile);
775 goto end;
776 }
777
778 if (rctformat == FORMAT_SMIME) {
779 rcms = SMIME_read_CMS(rctin, NULL);
780 } else if (rctformat == FORMAT_PEM) {
781 rcms = PEM_read_bio_CMS(rctin, NULL, NULL, NULL);
782 } else if (rctformat == FORMAT_ASN1) {
783 rcms = d2i_CMS_bio(rctin, NULL);
784 } else {
785 BIO_printf(bio_err, "Bad input format for receipt\n");
786 goto end;
787 }
788
789 if (rcms == NULL) {
790 BIO_printf(bio_err, "Error reading receipt\n");
791 goto end;
792 }
793 }
794
795 out = bio_open_default(outfile, 'w', outformat);
796 if (out == NULL)
797 goto end;
798
799 if ((operation == SMIME_VERIFY) || (operation == SMIME_VERIFY_RECEIPT)) {
800 if ((store = setup_verify(CAfile, CApath, noCAfile, noCApath)) == NULL)
801 goto end;
802 X509_STORE_set_verify_cb(store, cms_cb);
803 if (vpmtouched)
804 X509_STORE_set1_param(store, vpm);
805 }
806
807 ret = 3;
808
809 if (operation == SMIME_DATA_CREATE) {
810 cms = CMS_data_create(in, flags);
811 } else if (operation == SMIME_DIGEST_CREATE) {
812 cms = CMS_digest_create(in, sign_md, flags);
813 } else if (operation == SMIME_COMPRESS) {
814 cms = CMS_compress(in, -1, flags);
815 } else if (operation == SMIME_ENCRYPT) {
816 int i;
817 flags |= CMS_PARTIAL;
818 cms = CMS_encrypt(NULL, in, cipher, flags);
819 if (cms == NULL)
820 goto end;
821 for (i = 0; i < sk_X509_num(encerts); i++) {
822 CMS_RecipientInfo *ri;
823 cms_key_param *kparam;
824 int tflags = flags;
825 X509 *x = sk_X509_value(encerts, i);
826 for (kparam = key_first; kparam; kparam = kparam->next) {
827 if (kparam->idx == i) {
828 tflags |= CMS_KEY_PARAM;
829 break;
830 }
831 }
832 ri = CMS_add1_recipient_cert(cms, x, tflags);
833 if (ri == NULL)
834 goto end;
835 if (kparam != NULL) {
836 EVP_PKEY_CTX *pctx;
837 pctx = CMS_RecipientInfo_get0_pkey_ctx(ri);
838 if (!cms_set_pkey_param(pctx, kparam->param))
839 goto end;
840 }
841 if (CMS_RecipientInfo_type(ri) == CMS_RECIPINFO_AGREE
842 && wrap_cipher) {
843 EVP_CIPHER_CTX *wctx;
844 wctx = CMS_RecipientInfo_kari_get0_ctx(ri);
845 EVP_EncryptInit_ex(wctx, wrap_cipher, NULL, NULL, NULL);
846 }
847 }
848
849 if (secret_key != NULL) {
850 if (!CMS_add0_recipient_key(cms, NID_undef,
851 secret_key, secret_keylen,
852 secret_keyid, secret_keyidlen,
853 NULL, NULL, NULL))
854 goto end;
855 /* NULL these because call absorbs them */
856 secret_key = NULL;
857 secret_keyid = NULL;
858 }
859 if (pwri_pass != NULL) {
860 pwri_tmp = (unsigned char *)OPENSSL_strdup((char *)pwri_pass);
861 if (pwri_tmp == NULL)
862 goto end;
863 if (CMS_add0_recipient_password(cms,
864 -1, NID_undef, NID_undef,
865 pwri_tmp, -1, NULL) == NULL)
866 goto end;
867 pwri_tmp = NULL;
868 }
869 if (!(flags & CMS_STREAM)) {
870 if (!CMS_final(cms, in, NULL, flags))
871 goto end;
872 }
873 } else if (operation == SMIME_ENCRYPTED_ENCRYPT) {
874 cms = CMS_EncryptedData_encrypt(in, cipher,
875 secret_key, secret_keylen, flags);
876
877 } else if (operation == SMIME_SIGN_RECEIPT) {
878 CMS_ContentInfo *srcms = NULL;
879 STACK_OF(CMS_SignerInfo) *sis;
880 CMS_SignerInfo *si;
881 sis = CMS_get0_SignerInfos(cms);
882 if (sis == NULL)
883 goto end;
884 si = sk_CMS_SignerInfo_value(sis, 0);
885 srcms = CMS_sign_receipt(si, signer, key, other, flags);
886 if (srcms == NULL)
887 goto end;
888 CMS_ContentInfo_free(cms);
889 cms = srcms;
890 } else if (operation & SMIME_SIGNERS) {
891 int i;
892 /*
893 * If detached data content we enable streaming if S/MIME output
894 * format.
895 */
896 if (operation == SMIME_SIGN) {
897
898 if (flags & CMS_DETACHED) {
899 if (outformat == FORMAT_SMIME)
900 flags |= CMS_STREAM;
901 }
902 flags |= CMS_PARTIAL;
903 cms = CMS_sign(NULL, NULL, other, in, flags);
904 if (cms == NULL)
905 goto end;
906 if (econtent_type != NULL)
907 CMS_set1_eContentType(cms, econtent_type);
908
909 if (rr_to != NULL) {
910 rr = make_receipt_request(rr_to, rr_allorfirst, rr_from);
911 if (rr == NULL) {
912 BIO_puts(bio_err,
913 "Signed Receipt Request Creation Error\n");
914 goto end;
915 }
916 }
917 } else {
918 flags |= CMS_REUSE_DIGEST;
919 }
920 for (i = 0; i < sk_OPENSSL_STRING_num(sksigners); i++) {
921 CMS_SignerInfo *si;
922 cms_key_param *kparam;
923 int tflags = flags;
924 signerfile = sk_OPENSSL_STRING_value(sksigners, i);
925 keyfile = sk_OPENSSL_STRING_value(skkeys, i);
926
927 signer = load_cert(signerfile, FORMAT_PEM, "signer certificate");
928 if (signer == NULL) {
929 ret = 2;
930 goto end;
931 }
932 key = load_key(keyfile, keyform, 0, passin, e, "signing key file");
933 if (key == NULL) {
934 ret = 2;
935 goto end;
936 }
937 for (kparam = key_first; kparam; kparam = kparam->next) {
938 if (kparam->idx == i) {
939 tflags |= CMS_KEY_PARAM;
940 break;
941 }
942 }
943 si = CMS_add1_signer(cms, signer, key, sign_md, tflags);
944 if (si == NULL)
945 goto end;
946 if (kparam != NULL) {
947 EVP_PKEY_CTX *pctx;
948 pctx = CMS_SignerInfo_get0_pkey_ctx(si);
949 if (!cms_set_pkey_param(pctx, kparam->param))
950 goto end;
951 }
952 if (rr != NULL && !CMS_add1_ReceiptRequest(si, rr))
953 goto end;
954 X509_free(signer);
955 signer = NULL;
956 EVP_PKEY_free(key);
957 key = NULL;
958 }
959 /* If not streaming or resigning finalize structure */
960 if ((operation == SMIME_SIGN) && !(flags & CMS_STREAM)) {
961 if (!CMS_final(cms, in, NULL, flags))
962 goto end;
963 }
964 }
965
966 if (cms == NULL) {
967 BIO_printf(bio_err, "Error creating CMS structure\n");
968 goto end;
969 }
970
971 ret = 4;
972 if (operation == SMIME_DECRYPT) {
973 if (flags & CMS_DEBUG_DECRYPT)
974 CMS_decrypt(cms, NULL, NULL, NULL, NULL, flags);
975
976 if (secret_key != NULL) {
977 if (!CMS_decrypt_set1_key(cms,
978 secret_key, secret_keylen,
979 secret_keyid, secret_keyidlen)) {
980 BIO_puts(bio_err, "Error decrypting CMS using secret key\n");
981 goto end;
982 }
983 }
984
985 if (key != NULL) {
986 if (!CMS_decrypt_set1_pkey(cms, key, recip)) {
987 BIO_puts(bio_err, "Error decrypting CMS using private key\n");
988 goto end;
989 }
990 }
991
992 if (pwri_pass != NULL) {
993 if (!CMS_decrypt_set1_password(cms, pwri_pass, -1)) {
994 BIO_puts(bio_err, "Error decrypting CMS using password\n");
995 goto end;
996 }
997 }
998
999 if (!CMS_decrypt(cms, NULL, NULL, indata, out, flags)) {
1000 BIO_printf(bio_err, "Error decrypting CMS structure\n");
1001 goto end;
1002 }
1003 } else if (operation == SMIME_DATAOUT) {
1004 if (!CMS_data(cms, out, flags))
1005 goto end;
1006 } else if (operation == SMIME_UNCOMPRESS) {
1007 if (!CMS_uncompress(cms, indata, out, flags))
1008 goto end;
1009 } else if (operation == SMIME_DIGEST_VERIFY) {
1010 if (CMS_digest_verify(cms, indata, out, flags) > 0) {
1011 BIO_printf(bio_err, "Verification successful\n");
1012 } else {
1013 BIO_printf(bio_err, "Verification failure\n");
1014 goto end;
1015 }
1016 } else if (operation == SMIME_ENCRYPTED_DECRYPT) {
1017 if (!CMS_EncryptedData_decrypt(cms, secret_key, secret_keylen,
1018 indata, out, flags))
1019 goto end;
1020 } else if (operation == SMIME_VERIFY) {
1021 if (CMS_verify(cms, other, store, indata, out, flags) > 0) {
1022 BIO_printf(bio_err, "Verification successful\n");
1023 } else {
1024 BIO_printf(bio_err, "Verification failure\n");
1025 if (verify_retcode)
1026 ret = verify_err + 32;
1027 goto end;
1028 }
1029 if (signerfile != NULL) {
1030 STACK_OF(X509) *signers;
1031 signers = CMS_get0_signers(cms);
1032 if (!save_certs(signerfile, signers)) {
1033 BIO_printf(bio_err,
1034 "Error writing signers to %s\n", signerfile);
1035 ret = 5;
1036 goto end;
1037 }
1038 sk_X509_free(signers);
1039 }
1040 if (rr_print)
1041 receipt_request_print(cms);
1042
1043 } else if (operation == SMIME_VERIFY_RECEIPT) {
1044 if (CMS_verify_receipt(rcms, cms, other, store, flags) > 0) {
1045 BIO_printf(bio_err, "Verification successful\n");
1046 } else {
1047 BIO_printf(bio_err, "Verification failure\n");
1048 goto end;
1049 }
1050 } else {
1051 if (noout) {
1052 if (print)
1053 CMS_ContentInfo_print_ctx(out, cms, 0, NULL);
1054 } else if (outformat == FORMAT_SMIME) {
1055 if (to)
1056 BIO_printf(out, "To: %s%s", to, mime_eol);
1057 if (from)
1058 BIO_printf(out, "From: %s%s", from, mime_eol);
1059 if (subject)
1060 BIO_printf(out, "Subject: %s%s", subject, mime_eol);
1061 if (operation == SMIME_RESIGN)
1062 ret = SMIME_write_CMS(out, cms, indata, flags);
1063 else
1064 ret = SMIME_write_CMS(out, cms, in, flags);
1065 } else if (outformat == FORMAT_PEM) {
1066 ret = PEM_write_bio_CMS_stream(out, cms, in, flags);
1067 } else if (outformat == FORMAT_ASN1) {
1068 ret = i2d_CMS_bio_stream(out, cms, in, flags);
1069 } else {
1070 BIO_printf(bio_err, "Bad output format for CMS file\n");
1071 goto end;
1072 }
1073 if (ret <= 0) {
1074 ret = 6;
1075 goto end;
1076 }
1077 }
1078 ret = 0;
1079 end:
1080 if (ret)
1081 ERR_print_errors(bio_err);
1082 sk_X509_pop_free(encerts, X509_free);
1083 sk_X509_pop_free(other, X509_free);
1084 X509_VERIFY_PARAM_free(vpm);
1085 sk_OPENSSL_STRING_free(sksigners);
1086 sk_OPENSSL_STRING_free(skkeys);
1087 OPENSSL_free(secret_key);
1088 OPENSSL_free(secret_keyid);
1089 OPENSSL_free(pwri_tmp);
1090 ASN1_OBJECT_free(econtent_type);
1091 CMS_ReceiptRequest_free(rr);
1092 sk_OPENSSL_STRING_free(rr_to);
1093 sk_OPENSSL_STRING_free(rr_from);
1094 for (key_param = key_first; key_param;) {
1095 cms_key_param *tparam;
1096 sk_OPENSSL_STRING_free(key_param->param);
1097 tparam = key_param->next;
1098 OPENSSL_free(key_param);
1099 key_param = tparam;
1100 }
1101 X509_STORE_free(store);
1102 X509_free(cert);
1103 X509_free(recip);
1104 X509_free(signer);
1105 EVP_PKEY_free(key);
1106 CMS_ContentInfo_free(cms);
1107 CMS_ContentInfo_free(rcms);
1108 release_engine(e);
1109 BIO_free(rctin);
1110 BIO_free(in);
1111 BIO_free(indata);
1112 BIO_free_all(out);
1113 OPENSSL_free(passin);
1114 return ret;
1115}
1116
1117static int save_certs(char *signerfile, STACK_OF(X509) *signers)
1118{
1119 int i;
1120 BIO *tmp;
1121 if (signerfile == NULL)
1122 return 1;
1123 tmp = BIO_new_file(signerfile, "w");
1124 if (tmp == NULL)
1125 return 0;
1126 for (i = 0; i < sk_X509_num(signers); i++)
1127 PEM_write_bio_X509(tmp, sk_X509_value(signers, i));
1128 BIO_free(tmp);
1129 return 1;
1130}
1131
1132/* Minimal callback just to output policy info (if any) */
1133
1134static int cms_cb(int ok, X509_STORE_CTX *ctx)
1135{
1136 int error;
1137
1138 error = X509_STORE_CTX_get_error(ctx);
1139
1140 verify_err = error;
1141
1142 if ((error != X509_V_ERR_NO_EXPLICIT_POLICY)
1143 && ((error != X509_V_OK) || (ok != 2)))
1144 return ok;
1145
1146 policies_print(ctx);
1147
1148 return ok;
1149
1150}
1151
1152static void gnames_stack_print(STACK_OF(GENERAL_NAMES) *gns)
1153{
1154 STACK_OF(GENERAL_NAME) *gens;
1155 GENERAL_NAME *gen;
1156 int i, j;
1157
1158 for (i = 0; i < sk_GENERAL_NAMES_num(gns); i++) {
1159 gens = sk_GENERAL_NAMES_value(gns, i);
1160 for (j = 0; j < sk_GENERAL_NAME_num(gens); j++) {
1161 gen = sk_GENERAL_NAME_value(gens, j);
1162 BIO_puts(bio_err, " ");
1163 GENERAL_NAME_print(bio_err, gen);
1164 BIO_puts(bio_err, "\n");
1165 }
1166 }
1167 return;
1168}
1169
1170static void receipt_request_print(CMS_ContentInfo *cms)
1171{
1172 STACK_OF(CMS_SignerInfo) *sis;
1173 CMS_SignerInfo *si;
1174 CMS_ReceiptRequest *rr;
1175 int allorfirst;
1176 STACK_OF(GENERAL_NAMES) *rto, *rlist;
1177 ASN1_STRING *scid;
1178 int i, rv;
1179 sis = CMS_get0_SignerInfos(cms);
1180 for (i = 0; i < sk_CMS_SignerInfo_num(sis); i++) {
1181 si = sk_CMS_SignerInfo_value(sis, i);
1182 rv = CMS_get1_ReceiptRequest(si, &rr);
1183 BIO_printf(bio_err, "Signer %d:\n", i + 1);
1184 if (rv == 0) {
1185 BIO_puts(bio_err, " No Receipt Request\n");
1186 } else if (rv < 0) {
1187 BIO_puts(bio_err, " Receipt Request Parse Error\n");
1188 ERR_print_errors(bio_err);
1189 } else {
1190 const char *id;
1191 int idlen;
1192 CMS_ReceiptRequest_get0_values(rr, &scid, &allorfirst,
1193 &rlist, &rto);
1194 BIO_puts(bio_err, " Signed Content ID:\n");
1195 idlen = ASN1_STRING_length(scid);
1196 id = (const char *)ASN1_STRING_get0_data(scid);
1197 BIO_dump_indent(bio_err, id, idlen, 4);
1198 BIO_puts(bio_err, " Receipts From");
1199 if (rlist != NULL) {
1200 BIO_puts(bio_err, " List:\n");
1201 gnames_stack_print(rlist);
1202 } else if (allorfirst == 1) {
1203 BIO_puts(bio_err, ": First Tier\n");
1204 } else if (allorfirst == 0) {
1205 BIO_puts(bio_err, ": All\n");
1206 } else {
1207 BIO_printf(bio_err, " Unknown (%d)\n", allorfirst);
1208 }
1209 BIO_puts(bio_err, " Receipts To:\n");
1210 gnames_stack_print(rto);
1211 }
1212 CMS_ReceiptRequest_free(rr);
1213 }
1214}
1215
1216static STACK_OF(GENERAL_NAMES) *make_names_stack(STACK_OF(OPENSSL_STRING) *ns)
1217{
1218 int i;
1219 STACK_OF(GENERAL_NAMES) *ret;
1220 GENERAL_NAMES *gens = NULL;
1221 GENERAL_NAME *gen = NULL;
1222 ret = sk_GENERAL_NAMES_new_null();
1223 if (ret == NULL)
1224 goto err;
1225 for (i = 0; i < sk_OPENSSL_STRING_num(ns); i++) {
1226 char *str = sk_OPENSSL_STRING_value(ns, i);
1227 gen = a2i_GENERAL_NAME(NULL, NULL, NULL, GEN_EMAIL, str, 0);
1228 if (gen == NULL)
1229 goto err;
1230 gens = GENERAL_NAMES_new();
1231 if (gens == NULL)
1232 goto err;
1233 if (!sk_GENERAL_NAME_push(gens, gen))
1234 goto err;
1235 gen = NULL;
1236 if (!sk_GENERAL_NAMES_push(ret, gens))
1237 goto err;
1238 gens = NULL;
1239 }
1240
1241 return ret;
1242
1243 err:
1244 sk_GENERAL_NAMES_pop_free(ret, GENERAL_NAMES_free);
1245 GENERAL_NAMES_free(gens);
1246 GENERAL_NAME_free(gen);
1247 return NULL;
1248}
1249
1250static CMS_ReceiptRequest *make_receipt_request(STACK_OF(OPENSSL_STRING)
1251 *rr_to, int rr_allorfirst, STACK_OF(OPENSSL_STRING)
1252 *rr_from)
1253{
1254 STACK_OF(GENERAL_NAMES) *rct_to = NULL, *rct_from = NULL;
1255 CMS_ReceiptRequest *rr;
1256 rct_to = make_names_stack(rr_to);
1257 if (rct_to == NULL)
1258 goto err;
1259 if (rr_from != NULL) {
1260 rct_from = make_names_stack(rr_from);
1261 if (rct_from == NULL)
1262 goto err;
1263 } else {
1264 rct_from = NULL;
1265 }
1266 rr = CMS_ReceiptRequest_create0(NULL, -1, rr_allorfirst, rct_from,
1267 rct_to);
1268 return rr;
1269 err:
1270 sk_GENERAL_NAMES_pop_free(rct_to, GENERAL_NAMES_free);
1271 return NULL;
1272}
1273
1274static int cms_set_pkey_param(EVP_PKEY_CTX *pctx,
1275 STACK_OF(OPENSSL_STRING) *param)
1276{
1277 char *keyopt;
1278 int i;
1279 if (sk_OPENSSL_STRING_num(param) <= 0)
1280 return 1;
1281 for (i = 0; i < sk_OPENSSL_STRING_num(param); i++) {
1282 keyopt = sk_OPENSSL_STRING_value(param, i);
1283 if (pkey_ctrl_string(pctx, keyopt) <= 0) {
1284 BIO_printf(bio_err, "parameter error \"%s\"\n", keyopt);
1285 ERR_print_errors(bio_err);
1286 return 0;
1287 }
1288 }
1289 return 1;
1290}
1291
1292#endif
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