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source: vbox/trunk/src/libs/openssl-1.1.1f/apps/cms.c@ 83531

Last change on this file since 83531 was 83531, checked in by vboxsync, 5 years ago

setting svn:sync-process=export for openssl-1.1.1f, all files except tests
File size: 44.0 KB
Line 
1/*
2 * Copyright 2008-2019 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 nparam->idx = keyidx;
549 if ((nparam->param = sk_OPENSSL_STRING_new_null()) == NULL)
550 goto end;
551 nparam->next = NULL;
552 if (key_first == NULL)
553 key_first = nparam;
554 else
555 key_param->next = nparam;
556 key_param = nparam;
557 }
558 sk_OPENSSL_STRING_push(key_param->param, opt_arg());
559 break;
560 case OPT_V_CASES:
561 if (!opt_verify(o, vpm))
562 goto end;
563 vpmtouched++;
564 break;
565 case OPT_R_CASES:
566 if (!opt_rand(o))
567 goto end;
568 break;
569 case OPT_3DES_WRAP:
570# ifndef OPENSSL_NO_DES
571 wrap_cipher = EVP_des_ede3_wrap();
572# endif
573 break;
574 case OPT_AES128_WRAP:
575 wrap_cipher = EVP_aes_128_wrap();
576 break;
577 case OPT_AES192_WRAP:
578 wrap_cipher = EVP_aes_192_wrap();
579 break;
580 case OPT_AES256_WRAP:
581 wrap_cipher = EVP_aes_256_wrap();
582 break;
583 }
584 }
585 argc = opt_num_rest();
586 argv = opt_rest();
587
588 if ((rr_allorfirst != -1 || rr_from != NULL) && rr_to == NULL) {
589 BIO_puts(bio_err, "No Signed Receipts Recipients\n");
590 goto opthelp;
591 }
592
593 if (!(operation & SMIME_SIGNERS) && (rr_to != NULL || rr_from != NULL)) {
594 BIO_puts(bio_err, "Signed receipts only allowed with -sign\n");
595 goto opthelp;
596 }
597 if (!(operation & SMIME_SIGNERS) && (skkeys != NULL || sksigners != NULL)) {
598 BIO_puts(bio_err, "Multiple signers or keys not allowed\n");
599 goto opthelp;
600 }
601
602 if (operation & SMIME_SIGNERS) {
603 if (keyfile != NULL && signerfile == NULL) {
604 BIO_puts(bio_err, "Illegal -inkey without -signer\n");
605 goto opthelp;
606 }
607 /* Check to see if any final signer needs to be appended */
608 if (signerfile != NULL) {
609 if (sksigners == NULL
610 && (sksigners = sk_OPENSSL_STRING_new_null()) == NULL)
611 goto end;
612 sk_OPENSSL_STRING_push(sksigners, signerfile);
613 if (skkeys == NULL && (skkeys = sk_OPENSSL_STRING_new_null()) == NULL)
614 goto end;
615 if (keyfile == NULL)
616 keyfile = signerfile;
617 sk_OPENSSL_STRING_push(skkeys, keyfile);
618 }
619 if (sksigners == NULL) {
620 BIO_printf(bio_err, "No signer certificate specified\n");
621 goto opthelp;
622 }
623 signerfile = NULL;
624 keyfile = NULL;
625 } else if (operation == SMIME_DECRYPT) {
626 if (recipfile == NULL && keyfile == NULL
627 && secret_key == NULL && pwri_pass == NULL) {
628 BIO_printf(bio_err,
629 "No recipient certificate or key specified\n");
630 goto opthelp;
631 }
632 } else if (operation == SMIME_ENCRYPT) {
633 if (*argv == NULL && secret_key == NULL
634 && pwri_pass == NULL && encerts == NULL) {
635 BIO_printf(bio_err, "No recipient(s) certificate(s) specified\n");
636 goto opthelp;
637 }
638 } else if (!operation) {
639 BIO_printf(bio_err, "No operation option (-encrypt|-decrypt|-sign|-verify|...) specified.\n");
640 goto opthelp;
641 }
642
643 if (!app_passwd(passinarg, NULL, &passin, NULL)) {
644 BIO_printf(bio_err, "Error getting password\n");
645 goto end;
646 }
647
648 ret = 2;
649
650 if (!(operation & SMIME_SIGNERS))
651 flags &= ~CMS_DETACHED;
652
653 if (!(operation & SMIME_OP))
654 if (flags & CMS_BINARY)
655 outformat = FORMAT_BINARY;
656
657 if (!(operation & SMIME_IP))
658 if (flags & CMS_BINARY)
659 informat = FORMAT_BINARY;
660
661 if (operation == SMIME_ENCRYPT) {
662 if (!cipher) {
663# ifndef OPENSSL_NO_DES
664 cipher = EVP_des_ede3_cbc();
665# else
666 BIO_printf(bio_err, "No cipher selected\n");
667 goto end;
668# endif
669 }
670
671 if (secret_key && !secret_keyid) {
672 BIO_printf(bio_err, "No secret key id\n");
673 goto end;
674 }
675
676 if (*argv && encerts == NULL)
677 if ((encerts = sk_X509_new_null()) == NULL)
678 goto end;
679 while (*argv) {
680 if ((cert = load_cert(*argv, FORMAT_PEM,
681 "recipient certificate file")) == NULL)
682 goto end;
683 sk_X509_push(encerts, cert);
684 cert = NULL;
685 argv++;
686 }
687 }
688
689 if (certfile != NULL) {
690 if (!load_certs(certfile, &other, FORMAT_PEM, NULL,
691 "certificate file")) {
692 ERR_print_errors(bio_err);
693 goto end;
694 }
695 }
696
697 if (recipfile != NULL && (operation == SMIME_DECRYPT)) {
698 if ((recip = load_cert(recipfile, FORMAT_PEM,
699 "recipient certificate file")) == NULL) {
700 ERR_print_errors(bio_err);
701 goto end;
702 }
703 }
704
705 if (operation == SMIME_SIGN_RECEIPT) {
706 if ((signer = load_cert(signerfile, FORMAT_PEM,
707 "receipt signer certificate file")) == NULL) {
708 ERR_print_errors(bio_err);
709 goto end;
710 }
711 }
712
713 if (operation == SMIME_DECRYPT) {
714 if (keyfile == NULL)
715 keyfile = recipfile;
716 } else if ((operation == SMIME_SIGN) || (operation == SMIME_SIGN_RECEIPT)) {
717 if (keyfile == NULL)
718 keyfile = signerfile;
719 } else {
720 keyfile = NULL;
721 }
722
723 if (keyfile != NULL) {
724 key = load_key(keyfile, keyform, 0, passin, e, "signing key file");
725 if (key == NULL)
726 goto end;
727 }
728
729 in = bio_open_default(infile, 'r', informat);
730 if (in == NULL)
731 goto end;
732
733 if (operation & SMIME_IP) {
734 if (informat == FORMAT_SMIME) {
735 cms = SMIME_read_CMS(in, &indata);
736 } else if (informat == FORMAT_PEM) {
737 cms = PEM_read_bio_CMS(in, NULL, NULL, NULL);
738 } else if (informat == FORMAT_ASN1) {
739 cms = d2i_CMS_bio(in, NULL);
740 } else {
741 BIO_printf(bio_err, "Bad input format for CMS file\n");
742 goto end;
743 }
744
745 if (cms == NULL) {
746 BIO_printf(bio_err, "Error reading S/MIME message\n");
747 goto end;
748 }
749 if (contfile != NULL) {
750 BIO_free(indata);
751 if ((indata = BIO_new_file(contfile, "rb")) == NULL) {
752 BIO_printf(bio_err, "Can't read content file %s\n", contfile);
753 goto end;
754 }
755 }
756 if (certsoutfile != NULL) {
757 STACK_OF(X509) *allcerts;
758 allcerts = CMS_get1_certs(cms);
759 if (!save_certs(certsoutfile, allcerts)) {
760 BIO_printf(bio_err,
761 "Error writing certs to %s\n", certsoutfile);
762 ret = 5;
763 goto end;
764 }
765 sk_X509_pop_free(allcerts, X509_free);
766 }
767 }
768
769 if (rctfile != NULL) {
770 char *rctmode = (rctformat == FORMAT_ASN1) ? "rb" : "r";
771 if ((rctin = BIO_new_file(rctfile, rctmode)) == NULL) {
772 BIO_printf(bio_err, "Can't open receipt file %s\n", rctfile);
773 goto end;
774 }
775
776 if (rctformat == FORMAT_SMIME) {
777 rcms = SMIME_read_CMS(rctin, NULL);
778 } else if (rctformat == FORMAT_PEM) {
779 rcms = PEM_read_bio_CMS(rctin, NULL, NULL, NULL);
780 } else if (rctformat == FORMAT_ASN1) {
781 rcms = d2i_CMS_bio(rctin, NULL);
782 } else {
783 BIO_printf(bio_err, "Bad input format for receipt\n");
784 goto end;
785 }
786
787 if (rcms == NULL) {
788 BIO_printf(bio_err, "Error reading receipt\n");
789 goto end;
790 }
791 }
792
793 out = bio_open_default(outfile, 'w', outformat);
794 if (out == NULL)
795 goto end;
796
797 if ((operation == SMIME_VERIFY) || (operation == SMIME_VERIFY_RECEIPT)) {
798 if ((store = setup_verify(CAfile, CApath, noCAfile, noCApath)) == NULL)
799 goto end;
800 X509_STORE_set_verify_cb(store, cms_cb);
801 if (vpmtouched)
802 X509_STORE_set1_param(store, vpm);
803 }
804
805 ret = 3;
806
807 if (operation == SMIME_DATA_CREATE) {
808 cms = CMS_data_create(in, flags);
809 } else if (operation == SMIME_DIGEST_CREATE) {
810 cms = CMS_digest_create(in, sign_md, flags);
811 } else if (operation == SMIME_COMPRESS) {
812 cms = CMS_compress(in, -1, flags);
813 } else if (operation == SMIME_ENCRYPT) {
814 int i;
815 flags |= CMS_PARTIAL;
816 cms = CMS_encrypt(NULL, in, cipher, flags);
817 if (cms == NULL)
818 goto end;
819 for (i = 0; i < sk_X509_num(encerts); i++) {
820 CMS_RecipientInfo *ri;
821 cms_key_param *kparam;
822 int tflags = flags;
823 X509 *x = sk_X509_value(encerts, i);
824 for (kparam = key_first; kparam; kparam = kparam->next) {
825 if (kparam->idx == i) {
826 tflags |= CMS_KEY_PARAM;
827 break;
828 }
829 }
830 ri = CMS_add1_recipient_cert(cms, x, tflags);
831 if (ri == NULL)
832 goto end;
833 if (kparam != NULL) {
834 EVP_PKEY_CTX *pctx;
835 pctx = CMS_RecipientInfo_get0_pkey_ctx(ri);
836 if (!cms_set_pkey_param(pctx, kparam->param))
837 goto end;
838 }
839 if (CMS_RecipientInfo_type(ri) == CMS_RECIPINFO_AGREE
840 && wrap_cipher) {
841 EVP_CIPHER_CTX *wctx;
842 wctx = CMS_RecipientInfo_kari_get0_ctx(ri);
843 EVP_EncryptInit_ex(wctx, wrap_cipher, NULL, NULL, NULL);
844 }
845 }
846
847 if (secret_key != NULL) {
848 if (!CMS_add0_recipient_key(cms, NID_undef,
849 secret_key, secret_keylen,
850 secret_keyid, secret_keyidlen,
851 NULL, NULL, NULL))
852 goto end;
853 /* NULL these because call absorbs them */
854 secret_key = NULL;
855 secret_keyid = NULL;
856 }
857 if (pwri_pass != NULL) {
858 pwri_tmp = (unsigned char *)OPENSSL_strdup((char *)pwri_pass);
859 if (pwri_tmp == NULL)
860 goto end;
861 if (CMS_add0_recipient_password(cms,
862 -1, NID_undef, NID_undef,
863 pwri_tmp, -1, NULL) == NULL)
864 goto end;
865 pwri_tmp = NULL;
866 }
867 if (!(flags & CMS_STREAM)) {
868 if (!CMS_final(cms, in, NULL, flags))
869 goto end;
870 }
871 } else if (operation == SMIME_ENCRYPTED_ENCRYPT) {
872 cms = CMS_EncryptedData_encrypt(in, cipher,
873 secret_key, secret_keylen, flags);
874
875 } else if (operation == SMIME_SIGN_RECEIPT) {
876 CMS_ContentInfo *srcms = NULL;
877 STACK_OF(CMS_SignerInfo) *sis;
878 CMS_SignerInfo *si;
879 sis = CMS_get0_SignerInfos(cms);
880 if (sis == NULL)
881 goto end;
882 si = sk_CMS_SignerInfo_value(sis, 0);
883 srcms = CMS_sign_receipt(si, signer, key, other, flags);
884 if (srcms == NULL)
885 goto end;
886 CMS_ContentInfo_free(cms);
887 cms = srcms;
888 } else if (operation & SMIME_SIGNERS) {
889 int i;
890 /*
891 * If detached data content we enable streaming if S/MIME output
892 * format.
893 */
894 if (operation == SMIME_SIGN) {
895
896 if (flags & CMS_DETACHED) {
897 if (outformat == FORMAT_SMIME)
898 flags |= CMS_STREAM;
899 }
900 flags |= CMS_PARTIAL;
901 cms = CMS_sign(NULL, NULL, other, in, flags);
902 if (cms == NULL)
903 goto end;
904 if (econtent_type != NULL)
905 CMS_set1_eContentType(cms, econtent_type);
906
907 if (rr_to != NULL) {
908 rr = make_receipt_request(rr_to, rr_allorfirst, rr_from);
909 if (rr == NULL) {
910 BIO_puts(bio_err,
911 "Signed Receipt Request Creation Error\n");
912 goto end;
913 }
914 }
915 } else {
916 flags |= CMS_REUSE_DIGEST;
917 }
918 for (i = 0; i < sk_OPENSSL_STRING_num(sksigners); i++) {
919 CMS_SignerInfo *si;
920 cms_key_param *kparam;
921 int tflags = flags;
922 signerfile = sk_OPENSSL_STRING_value(sksigners, i);
923 keyfile = sk_OPENSSL_STRING_value(skkeys, i);
924
925 signer = load_cert(signerfile, FORMAT_PEM, "signer certificate");
926 if (signer == NULL) {
927 ret = 2;
928 goto end;
929 }
930 key = load_key(keyfile, keyform, 0, passin, e, "signing key file");
931 if (key == NULL) {
932 ret = 2;
933 goto end;
934 }
935 for (kparam = key_first; kparam; kparam = kparam->next) {
936 if (kparam->idx == i) {
937 tflags |= CMS_KEY_PARAM;
938 break;
939 }
940 }
941 si = CMS_add1_signer(cms, signer, key, sign_md, tflags);
942 if (si == NULL)
943 goto end;
944 if (kparam != NULL) {
945 EVP_PKEY_CTX *pctx;
946 pctx = CMS_SignerInfo_get0_pkey_ctx(si);
947 if (!cms_set_pkey_param(pctx, kparam->param))
948 goto end;
949 }
950 if (rr != NULL && !CMS_add1_ReceiptRequest(si, rr))
951 goto end;
952 X509_free(signer);
953 signer = NULL;
954 EVP_PKEY_free(key);
955 key = NULL;
956 }
957 /* If not streaming or resigning finalize structure */
958 if ((operation == SMIME_SIGN) && !(flags & CMS_STREAM)) {
959 if (!CMS_final(cms, in, NULL, flags))
960 goto end;
961 }
962 }
963
964 if (cms == NULL) {
965 BIO_printf(bio_err, "Error creating CMS structure\n");
966 goto end;
967 }
968
969 ret = 4;
970 if (operation == SMIME_DECRYPT) {
971 if (flags & CMS_DEBUG_DECRYPT)
972 CMS_decrypt(cms, NULL, NULL, NULL, NULL, flags);
973
974 if (secret_key != NULL) {
975 if (!CMS_decrypt_set1_key(cms,
976 secret_key, secret_keylen,
977 secret_keyid, secret_keyidlen)) {
978 BIO_puts(bio_err, "Error decrypting CMS using secret key\n");
979 goto end;
980 }
981 }
982
983 if (key != NULL) {
984 if (!CMS_decrypt_set1_pkey(cms, key, recip)) {
985 BIO_puts(bio_err, "Error decrypting CMS using private key\n");
986 goto end;
987 }
988 }
989
990 if (pwri_pass != NULL) {
991 if (!CMS_decrypt_set1_password(cms, pwri_pass, -1)) {
992 BIO_puts(bio_err, "Error decrypting CMS using password\n");
993 goto end;
994 }
995 }
996
997 if (!CMS_decrypt(cms, NULL, NULL, indata, out, flags)) {
998 BIO_printf(bio_err, "Error decrypting CMS structure\n");
999 goto end;
1000 }
1001 } else if (operation == SMIME_DATAOUT) {
1002 if (!CMS_data(cms, out, flags))
1003 goto end;
1004 } else if (operation == SMIME_UNCOMPRESS) {
1005 if (!CMS_uncompress(cms, indata, out, flags))
1006 goto end;
1007 } else if (operation == SMIME_DIGEST_VERIFY) {
1008 if (CMS_digest_verify(cms, indata, out, flags) > 0) {
1009 BIO_printf(bio_err, "Verification successful\n");
1010 } else {
1011 BIO_printf(bio_err, "Verification failure\n");
1012 goto end;
1013 }
1014 } else if (operation == SMIME_ENCRYPTED_DECRYPT) {
1015 if (!CMS_EncryptedData_decrypt(cms, secret_key, secret_keylen,
1016 indata, out, flags))
1017 goto end;
1018 } else if (operation == SMIME_VERIFY) {
1019 if (CMS_verify(cms, other, store, indata, out, flags) > 0) {
1020 BIO_printf(bio_err, "Verification successful\n");
1021 } else {
1022 BIO_printf(bio_err, "Verification failure\n");
1023 if (verify_retcode)
1024 ret = verify_err + 32;
1025 goto end;
1026 }
1027 if (signerfile != NULL) {
1028 STACK_OF(X509) *signers;
1029 signers = CMS_get0_signers(cms);
1030 if (!save_certs(signerfile, signers)) {
1031 BIO_printf(bio_err,
1032 "Error writing signers to %s\n", signerfile);
1033 ret = 5;
1034 goto end;
1035 }
1036 sk_X509_free(signers);
1037 }
1038 if (rr_print)
1039 receipt_request_print(cms);
1040
1041 } else if (operation == SMIME_VERIFY_RECEIPT) {
1042 if (CMS_verify_receipt(rcms, cms, other, store, flags) > 0) {
1043 BIO_printf(bio_err, "Verification successful\n");
1044 } else {
1045 BIO_printf(bio_err, "Verification failure\n");
1046 goto end;
1047 }
1048 } else {
1049 if (noout) {
1050 if (print)
1051 CMS_ContentInfo_print_ctx(out, cms, 0, NULL);
1052 } else if (outformat == FORMAT_SMIME) {
1053 if (to)
1054 BIO_printf(out, "To: %s%s", to, mime_eol);
1055 if (from)
1056 BIO_printf(out, "From: %s%s", from, mime_eol);
1057 if (subject)
1058 BIO_printf(out, "Subject: %s%s", subject, mime_eol);
1059 if (operation == SMIME_RESIGN)
1060 ret = SMIME_write_CMS(out, cms, indata, flags);
1061 else
1062 ret = SMIME_write_CMS(out, cms, in, flags);
1063 } else if (outformat == FORMAT_PEM) {
1064 ret = PEM_write_bio_CMS_stream(out, cms, in, flags);
1065 } else if (outformat == FORMAT_ASN1) {
1066 ret = i2d_CMS_bio_stream(out, cms, in, flags);
1067 } else {
1068 BIO_printf(bio_err, "Bad output format for CMS file\n");
1069 goto end;
1070 }
1071 if (ret <= 0) {
1072 ret = 6;
1073 goto end;
1074 }
1075 }
1076 ret = 0;
1077 end:
1078 if (ret)
1079 ERR_print_errors(bio_err);
1080 sk_X509_pop_free(encerts, X509_free);
1081 sk_X509_pop_free(other, X509_free);
1082 X509_VERIFY_PARAM_free(vpm);
1083 sk_OPENSSL_STRING_free(sksigners);
1084 sk_OPENSSL_STRING_free(skkeys);
1085 OPENSSL_free(secret_key);
1086 OPENSSL_free(secret_keyid);
1087 OPENSSL_free(pwri_tmp);
1088 ASN1_OBJECT_free(econtent_type);
1089 CMS_ReceiptRequest_free(rr);
1090 sk_OPENSSL_STRING_free(rr_to);
1091 sk_OPENSSL_STRING_free(rr_from);
1092 for (key_param = key_first; key_param;) {
1093 cms_key_param *tparam;
1094 sk_OPENSSL_STRING_free(key_param->param);
1095 tparam = key_param->next;
1096 OPENSSL_free(key_param);
1097 key_param = tparam;
1098 }
1099 X509_STORE_free(store);
1100 X509_free(cert);
1101 X509_free(recip);
1102 X509_free(signer);
1103 EVP_PKEY_free(key);
1104 CMS_ContentInfo_free(cms);
1105 CMS_ContentInfo_free(rcms);
1106 release_engine(e);
1107 BIO_free(rctin);
1108 BIO_free(in);
1109 BIO_free(indata);
1110 BIO_free_all(out);
1111 OPENSSL_free(passin);
1112 return ret;
1113}
1114
1115static int save_certs(char *signerfile, STACK_OF(X509) *signers)
1116{
1117 int i;
1118 BIO *tmp;
1119 if (signerfile == NULL)
1120 return 1;
1121 tmp = BIO_new_file(signerfile, "w");
1122 if (tmp == NULL)
1123 return 0;
1124 for (i = 0; i < sk_X509_num(signers); i++)
1125 PEM_write_bio_X509(tmp, sk_X509_value(signers, i));
1126 BIO_free(tmp);
1127 return 1;
1128}
1129
1130/* Minimal callback just to output policy info (if any) */
1131
1132static int cms_cb(int ok, X509_STORE_CTX *ctx)
1133{
1134 int error;
1135
1136 error = X509_STORE_CTX_get_error(ctx);
1137
1138 verify_err = error;
1139
1140 if ((error != X509_V_ERR_NO_EXPLICIT_POLICY)
1141 && ((error != X509_V_OK) || (ok != 2)))
1142 return ok;
1143
1144 policies_print(ctx);
1145
1146 return ok;
1147
1148}
1149
1150static void gnames_stack_print(STACK_OF(GENERAL_NAMES) *gns)
1151{
1152 STACK_OF(GENERAL_NAME) *gens;
1153 GENERAL_NAME *gen;
1154 int i, j;
1155
1156 for (i = 0; i < sk_GENERAL_NAMES_num(gns); i++) {
1157 gens = sk_GENERAL_NAMES_value(gns, i);
1158 for (j = 0; j < sk_GENERAL_NAME_num(gens); j++) {
1159 gen = sk_GENERAL_NAME_value(gens, j);
1160 BIO_puts(bio_err, " ");
1161 GENERAL_NAME_print(bio_err, gen);
1162 BIO_puts(bio_err, "\n");
1163 }
1164 }
1165 return;
1166}
1167
1168static void receipt_request_print(CMS_ContentInfo *cms)
1169{
1170 STACK_OF(CMS_SignerInfo) *sis;
1171 CMS_SignerInfo *si;
1172 CMS_ReceiptRequest *rr;
1173 int allorfirst;
1174 STACK_OF(GENERAL_NAMES) *rto, *rlist;
1175 ASN1_STRING *scid;
1176 int i, rv;
1177 sis = CMS_get0_SignerInfos(cms);
1178 for (i = 0; i < sk_CMS_SignerInfo_num(sis); i++) {
1179 si = sk_CMS_SignerInfo_value(sis, i);
1180 rv = CMS_get1_ReceiptRequest(si, &rr);
1181 BIO_printf(bio_err, "Signer %d:\n", i + 1);
1182 if (rv == 0) {
1183 BIO_puts(bio_err, " No Receipt Request\n");
1184 } else if (rv < 0) {
1185 BIO_puts(bio_err, " Receipt Request Parse Error\n");
1186 ERR_print_errors(bio_err);
1187 } else {
1188 const char *id;
1189 int idlen;
1190 CMS_ReceiptRequest_get0_values(rr, &scid, &allorfirst,
1191 &rlist, &rto);
1192 BIO_puts(bio_err, " Signed Content ID:\n");
1193 idlen = ASN1_STRING_length(scid);
1194 id = (const char *)ASN1_STRING_get0_data(scid);
1195 BIO_dump_indent(bio_err, id, idlen, 4);
1196 BIO_puts(bio_err, " Receipts From");
1197 if (rlist != NULL) {
1198 BIO_puts(bio_err, " List:\n");
1199 gnames_stack_print(rlist);
1200 } else if (allorfirst == 1) {
1201 BIO_puts(bio_err, ": First Tier\n");
1202 } else if (allorfirst == 0) {
1203 BIO_puts(bio_err, ": All\n");
1204 } else {
1205 BIO_printf(bio_err, " Unknown (%d)\n", allorfirst);
1206 }
1207 BIO_puts(bio_err, " Receipts To:\n");
1208 gnames_stack_print(rto);
1209 }
1210 CMS_ReceiptRequest_free(rr);
1211 }
1212}
1213
1214static STACK_OF(GENERAL_NAMES) *make_names_stack(STACK_OF(OPENSSL_STRING) *ns)
1215{
1216 int i;
1217 STACK_OF(GENERAL_NAMES) *ret;
1218 GENERAL_NAMES *gens = NULL;
1219 GENERAL_NAME *gen = NULL;
1220 ret = sk_GENERAL_NAMES_new_null();
1221 if (ret == NULL)
1222 goto err;
1223 for (i = 0; i < sk_OPENSSL_STRING_num(ns); i++) {
1224 char *str = sk_OPENSSL_STRING_value(ns, i);
1225 gen = a2i_GENERAL_NAME(NULL, NULL, NULL, GEN_EMAIL, str, 0);
1226 if (gen == NULL)
1227 goto err;
1228 gens = GENERAL_NAMES_new();
1229 if (gens == NULL)
1230 goto err;
1231 if (!sk_GENERAL_NAME_push(gens, gen))
1232 goto err;
1233 gen = NULL;
1234 if (!sk_GENERAL_NAMES_push(ret, gens))
1235 goto err;
1236 gens = NULL;
1237 }
1238
1239 return ret;
1240
1241 err:
1242 sk_GENERAL_NAMES_pop_free(ret, GENERAL_NAMES_free);
1243 GENERAL_NAMES_free(gens);
1244 GENERAL_NAME_free(gen);
1245 return NULL;
1246}
1247
1248static CMS_ReceiptRequest *make_receipt_request(STACK_OF(OPENSSL_STRING)
1249 *rr_to, int rr_allorfirst, STACK_OF(OPENSSL_STRING)
1250 *rr_from)
1251{
1252 STACK_OF(GENERAL_NAMES) *rct_to = NULL, *rct_from = NULL;
1253 CMS_ReceiptRequest *rr;
1254 rct_to = make_names_stack(rr_to);
1255 if (rct_to == NULL)
1256 goto err;
1257 if (rr_from != NULL) {
1258 rct_from = make_names_stack(rr_from);
1259 if (rct_from == NULL)
1260 goto err;
1261 } else {
1262 rct_from = NULL;
1263 }
1264 rr = CMS_ReceiptRequest_create0(NULL, -1, rr_allorfirst, rct_from,
1265 rct_to);
1266 return rr;
1267 err:
1268 sk_GENERAL_NAMES_pop_free(rct_to, GENERAL_NAMES_free);
1269 return NULL;
1270}
1271
1272static int cms_set_pkey_param(EVP_PKEY_CTX *pctx,
1273 STACK_OF(OPENSSL_STRING) *param)
1274{
1275 char *keyopt;
1276 int i;
1277 if (sk_OPENSSL_STRING_num(param) <= 0)
1278 return 1;
1279 for (i = 0; i < sk_OPENSSL_STRING_num(param); i++) {
1280 keyopt = sk_OPENSSL_STRING_value(param, i);
1281 if (pkey_ctrl_string(pctx, keyopt) <= 0) {
1282 BIO_printf(bio_err, "parameter error \"%s\"\n", keyopt);
1283 ERR_print_errors(bio_err);
1284 return 0;
1285 }
1286 }
1287 return 1;
1288}
1289
1290#endif
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