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Remove unused parameters from internal functions
[thirdparty/openssl.git] / apps / cms.c
CommitLineData
0f113f3e
MC		 1/*
2 * Written by Dr Stephen N Henson (steve@openssl.org) for the OpenSSL
8931b30d
DSH		 3 * project.
4 */
5/* ====================================================================
6 * Copyright (c) 2008 The OpenSSL Project. All rights reserved.
7 *
8 * Redistribution and use in source and binary forms, with or without
9 * modification, are permitted provided that the following conditions
10 * are met:
11 *
12 * 1. Redistributions of source code must retain the above copyright
0f113f3e 13 * notice, this list of conditions and the following disclaimer.
8931b30d
DSH		 14 *
15 * 2. Redistributions in binary form must reproduce the above copyright
16 * notice, this list of conditions and the following disclaimer in
17 * the documentation and/or other materials provided with the
18 * distribution.
19 *
20 * 3. All advertising materials mentioning features or use of this
21 * software must display the following acknowledgment:
22 * "This product includes software developed by the OpenSSL Project
23 * for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)"
24 *
25 * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
26 * endorse or promote products derived from this software without
27 * prior written permission. For written permission, please contact
28 * licensing@OpenSSL.org.
29 *
30 * 5. Products derived from this software may not be called "OpenSSL"
31 * nor may "OpenSSL" appear in their names without prior written
32 * permission of the OpenSSL Project.
33 *
34 * 6. Redistributions of any form whatsoever must retain the following
35 * acknowledgment:
36 * "This product includes software developed by the OpenSSL Project
37 * for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)"
38 *
39 * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
40 * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
41 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
42 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR
43 * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
44 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
45 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
46 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
47 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
48 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
49 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
50 * OF THE POSSIBILITY OF SUCH DAMAGE.
51 * ====================================================================
52 */
53
54/* CMS utility function */
55
56#include <stdio.h>
57#include <string.h>
58#include "apps.h"
59
60#ifndef OPENSSL_NO_CMS
61
0f113f3e
MC		 62# include <openssl/crypto.h>
63# include <openssl/pem.h>
64# include <openssl/err.h>
65# include <openssl/x509_vfy.h>
66# include <openssl/x509v3.h>
67# include <openssl/cms.h>
8931b30d 68
8931b30d 69static int save_certs(char *signerfile, STACK_OF(X509) *signers);
7f50d9a4 70static int cms_cb(int ok, X509_STORE_CTX *ctx);
ecf3a1fb 71static void receipt_request_print(CMS_ContentInfo *cms);
0f113f3e
MC		 72static CMS_ReceiptRequest *make_receipt_request(STACK_OF(OPENSSL_STRING)
73 *rr_to, int rr_allorfirst, STACK_OF(OPENSSL_STRING)
74 *rr_from);
02498cc8 75static int cms_set_pkey_param(EVP_PKEY_CTX *pctx,
0f113f3e
MC		 76 STACK_OF(OPENSSL_STRING) *param);
77
78# define SMIME_OP 0x10
79# define SMIME_IP 0x20
80# define SMIME_SIGNERS 0x40
81# define SMIME_ENCRYPT (1 | SMIME_OP)
82# define SMIME_DECRYPT (2 | SMIME_IP)
83# define SMIME_SIGN (3 | SMIME_OP | SMIME_SIGNERS)
84# define SMIME_VERIFY (4 | SMIME_IP)
85# define SMIME_CMSOUT (5 | SMIME_IP | SMIME_OP)
86# define SMIME_RESIGN (6 | SMIME_IP | SMIME_OP | SMIME_SIGNERS)
87# define SMIME_DATAOUT (7 | SMIME_IP)
88# define SMIME_DATA_CREATE (8 | SMIME_OP)
89# define SMIME_DIGEST_VERIFY (9 | SMIME_IP)
90# define SMIME_DIGEST_CREATE (10 | SMIME_OP)
91# define SMIME_UNCOMPRESS (11 | SMIME_IP)
92# define SMIME_COMPRESS (12 | SMIME_OP)
93# define SMIME_ENCRYPTED_DECRYPT (13 | SMIME_IP)
94# define SMIME_ENCRYPTED_ENCRYPT (14 | SMIME_OP)
95# define SMIME_SIGN_RECEIPT (15 | SMIME_IP | SMIME_OP)
96# define SMIME_VERIFY_RECEIPT (16 | SMIME_IP)
8931b30d 97
df2ee0e2 98static int verify_err = 0;
db50661f 99
02498cc8
DSH		 100typedef struct cms_key_param_st cms_key_param;
101
0f113f3e
MC		 102struct cms_key_param_st {
103 int idx;
104 STACK_OF(OPENSSL_STRING) *param;
105 cms_key_param *next;
106};
02498cc8 107
7e1b7485
RS		 108typedef enum OPTION_choice {
109 OPT_ERR = -1, OPT_EOF = 0, OPT_HELP,
110 OPT_INFORM, OPT_OUTFORM, OPT_IN, OPT_OUT, OPT_ENCRYPT,
111 OPT_DECRYPT, OPT_SIGN, OPT_SIGN_RECEIPT, OPT_RESIGN,
112 OPT_VERIFY, OPT_VERIFY_RETCODE, OPT_VERIFY_RECEIPT,
113 OPT_CMSOUT, OPT_DATA_OUT, OPT_DATA_CREATE, OPT_DIGEST_VERIFY,
114 OPT_DIGEST_CREATE, OPT_COMPRESS, OPT_UNCOMPRESS,
115 OPT_ED_DECRYPT, OPT_ED_ENCRYPT, OPT_DEBUG_DECRYPT, OPT_TEXT,
116 OPT_ASCIICRLF, OPT_NOINTERN, OPT_NOVERIFY, OPT_NOCERTS,
117 OPT_NOATTR, OPT_NODETACH, OPT_NOSMIMECAP, OPT_BINARY, OPT_KEYID,
118 OPT_NOSIGS, OPT_NO_CONTENT_VERIFY, OPT_NO_ATTR_VERIFY, OPT_INDEF,
119 OPT_NOINDEF, OPT_NOOLDMIME, OPT_CRLFEOL, OPT_NOOUT, OPT_RR_PRINT,
120 OPT_RR_ALL, OPT_RR_FIRST, OPT_RCTFORM, OPT_CERTFILE, OPT_CAFILE,
2b6bcb70
MC		 121 OPT_CAPATH, OPT_NOCAPATH, OPT_NOCAFILE,OPT_CONTENT, OPT_PRINT,
122 OPT_SECRETKEY, OPT_SECRETKEYID, OPT_PWRI_PASSWORD, OPT_ECONTENT_TYPE,
123 OPT_RAND, OPT_PASSIN, OPT_TO, OPT_FROM, OPT_SUBJECT, OPT_SIGNER, OPT_RECIP,
7e1b7485
RS		 124 OPT_CERTSOUT, OPT_MD, OPT_INKEY, OPT_KEYFORM, OPT_KEYOPT, OPT_RR_FROM,
125 OPT_RR_TO, OPT_AES128_WRAP, OPT_AES192_WRAP, OPT_AES256_WRAP,
126 OPT_3DES_WRAP, OPT_ENGINE,
127 OPT_V_ENUM,
128 OPT_CIPHER
129} OPTION_CHOICE;
130
131OPTIONS cms_options[] = {
132 {OPT_HELP_STR, 1, '-', "Usage: %s [options] cert.pem...\n"},
133 {OPT_HELP_STR, 1, '-',
134 " cert.pem... recipient certs for encryption\n"},
135 {OPT_HELP_STR, 1, '-', "Valid options are:\n"},
136 {"help", OPT_HELP, '-', "Display this summary"},
137 {"inform", OPT_INFORM, 'F', "Input format SMIME (default), PEM or DER"},
138 {"outform", OPT_OUTFORM, 'F',
139 "Output format SMIME (default), PEM or DER"},
140 {"in", OPT_IN, '<', "Input file"},
141 {"out", OPT_OUT, '>', "Output file"},
142 {"encrypt", OPT_ENCRYPT, '-', "Encrypt message"},
143 {"decrypt", OPT_DECRYPT, '-', "Decrypt encrypted message"},
144 {"sign", OPT_SIGN, '-', "Sign message"},
145 {"sign_receipt", OPT_SIGN_RECEIPT, '-'},
146 {"resign", OPT_RESIGN, '-'},
147 {"verify", OPT_VERIFY, '-', "Verify signed message"},
148 {"verify_retcode", OPT_VERIFY_RETCODE, '-'},
149 {"verify_receipt", OPT_VERIFY_RECEIPT, '<'},
150 {"cmsout", OPT_CMSOUT, '-', "Output CMS structure"},
151 {"data_out", OPT_DATA_OUT, '-'},
152 {"data_create", OPT_DATA_CREATE, '-'},
153 {"digest_verify", OPT_DIGEST_VERIFY, '-'},
154 {"digest_create", OPT_DIGEST_CREATE, '-'},
155 {"compress", OPT_COMPRESS, '-'},
156 {"uncompress", OPT_UNCOMPRESS, '-'},
157 {"EncryptedData_decrypt", OPT_ED_DECRYPT, '-'},
158 {"EncryptedData_encrypt", OPT_ED_ENCRYPT, '-'},
159 {"debug_decrypt", OPT_DEBUG_DECRYPT, '-'},
160 {"text", OPT_TEXT, '-', "Include or delete text MIME headers"},
161 {"asciicrlf", OPT_ASCIICRLF, '-'},
162 {"nointern", OPT_NOINTERN, '-',
163 "Don't search certificates in message for signer"},
164 {"noverify", OPT_NOVERIFY, '-', "Don't verify signers certificate"},
165 {"nocerts", OPT_NOCERTS, '-',
166 "Don't include signers certificate when signing"},
167 {"noattr", OPT_NOATTR, '-', "Don't include any signed attributes"},
168 {"nodetach", OPT_NODETACH, '-', "Use opaque signing"},
169 {"nosmimecap", OPT_NOSMIMECAP, '-'},
170 {"binary", OPT_BINARY, '-', "Don't translate message to text"},
171 {"keyid", OPT_KEYID, '-', "Use subject key identifier"},
172 {"nosigs", OPT_NOSIGS, '-', "Don't verify message signature"},
173 {"no_content_verify", OPT_NO_CONTENT_VERIFY, '-'},
174 {"no_attr_verify", OPT_NO_ATTR_VERIFY, '-'},
175 {"stream", OPT_INDEF, '-'},
176 {"indef", OPT_INDEF, '-'},
177 {"noindef", OPT_NOINDEF, '-'},
178 {"nooldmime", OPT_NOOLDMIME, '-'},
179 {"crlfeol", OPT_CRLFEOL, '-'},
180 {"noout", OPT_NOOUT, '-'},
181 {"receipt_request_print", OPT_RR_PRINT, '-'},
182 {"receipt_request_all", OPT_RR_ALL, '-'},
183 {"receipt_request_first", OPT_RR_FIRST, '-'},
184 {"rctform", OPT_RCTFORM, 'F'},
185 {"certfile", OPT_CERTFILE, '<', "Other certificates file"},
186 {"CAfile", OPT_CAFILE, '<', "Trusted certificates file"},
187 {"CApath", OPT_CAPATH, '/', "trusted certificates directory"},
2b6bcb70
MC		 188 {"no-CAfile", OPT_NOCAFILE, '-',
189 "Do not load the default certificates file"},
190 {"no-CApath", OPT_NOCAPATH, '-',
191 "Do not load certificates from the default certificates directory"},
7e1b7485
RS		 192 {"content", OPT_CONTENT, '<',
193 "Supply or override content for detached signature"},
194 {"print", OPT_PRINT, '-'},
195 {"secretkey", OPT_SECRETKEY, 's'},
196 {"secretkeyid", OPT_SECRETKEYID, 's'},
197 {"pwri_password", OPT_PWRI_PASSWORD, 's'},
198 {"econtent_type", OPT_ECONTENT_TYPE, 's'},
199 {"rand", OPT_RAND, 's',
200 "Load the file(s) into the random number generator"},
201 {"passin", OPT_PASSIN, 's', "Input file pass phrase source"},
202 {"to", OPT_TO, 's', "To address"},
203 {"from", OPT_FROM, 's', "From address"},
204 {"subject", OPT_SUBJECT, 's', "Subject"},
205 {"signer", OPT_SIGNER, 's', "Signer certificate file"},
206 {"recip", OPT_RECIP, '<', "Recipient cert file for decryption"},
207 {"certsout", OPT_CERTSOUT, '>', "Certificate output file"},
208 {"md", OPT_MD, 's'},
43db7aa2 209 {"inkey", OPT_INKEY, 's',
7e1b7485
RS		 210 "Input private key (if not signer or recipient)"},
211 {"keyform", OPT_KEYFORM, 'f', "Input private key format (PEM or ENGINE)"},
212 {"keyopt", OPT_KEYOPT, 's', "Set public key parameters as n:v pairs"},
213 {"receipt_request_from", OPT_RR_FROM, 's'},
214 {"receipt_request_to", OPT_RR_TO, 's'},
9c3bcfa0
RS		 215 {"", OPT_CIPHER, '-', "Any supported cipher"},
216 OPT_V_OPTIONS,
7e1b7485
RS		 217# ifndef OPENSSL_NO_AES
218 {"aes128-wrap", OPT_AES128_WRAP, '-', "Use AES128 to wrap key"},
219 {"aes192-wrap", OPT_AES192_WRAP, '-', "Use AES192 to wrap key"},
220 {"aes256-wrap", OPT_AES256_WRAP, '-', "Use AES256 to wrap key"},
221# endif
222# ifndef OPENSSL_NO_DES
223 {"des3-wrap", OPT_3DES_WRAP, '-', "Use 3DES-EDE to wrap key"},
224# endif
225# ifndef OPENSSL_NO_ENGINE
226 {"engine", OPT_ENGINE, 's', "Use engine e, possibly a hardware device"},
227# endif
9c3bcfa0 228 {NULL}
7e1b7485 229};
8931b30d 230
7e1b7485 231int cms_main(int argc, char **argv)
0f113f3e 232{
7e1b7485 233 ASN1_OBJECT *econtent_type = NULL;
0f113f3e 234 BIO *in = NULL, *out = NULL, *indata = NULL, *rctin = NULL;
7e1b7485 235 CMS_ContentInfo *cms = NULL, *rcms = NULL;
0f113f3e 236 CMS_ReceiptRequest *rr = NULL;
7e1b7485
RS		 237 ENGINE *e = NULL;
238 EVP_PKEY *key = NULL;
239 const EVP_CIPHER *cipher = NULL, *wrap_cipher = NULL;
0f113f3e 240 const EVP_MD *sign_md = NULL;
7e1b7485
RS		 241 STACK_OF(OPENSSL_STRING) *rr_to = NULL, *rr_from = NULL;
242 STACK_OF(OPENSSL_STRING) *sksigners = NULL, *skkeys = NULL;
243 STACK_OF(X509) *encerts = NULL, *other = NULL;
244 X509 *cert = NULL, *recip = NULL, *signer = NULL;
245 X509_STORE *store = NULL;
246 X509_VERIFY_PARAM *vpm = NULL;
247 char *certfile = NULL, *keyfile = NULL, *contfile = NULL;
333b070e 248 char *CAfile = NULL, *CApath = NULL, *certsoutfile = NULL;
2b6bcb70 249 int noCAfile = 0, noCApath = 0;
7e1b7485
RS		 250 char *infile = NULL, *outfile = NULL, *rctfile = NULL, *inrand = NULL;
251 char *passinarg = NULL, *passin = NULL, *signerfile = NULL, *recipfile =
252 NULL;
253 char *to = NULL, *from = NULL, *subject = NULL, *prog;
254 cms_key_param *key_first = NULL, *key_param = NULL;
7e1b7485
RS		 255 int flags = CMS_DETACHED, noout = 0, print = 0, keyidx = -1, vpmtouched =
256 0;
0f113f3e 257 int informat = FORMAT_SMIME, outformat = FORMAT_SMIME;
7e1b7485
RS		 258 int need_rand = 0, operation = 0, ret = 1, rr_print = 0, rr_allorfirst =
259 -1;
260 int verify_retcode = 0, rctformat = FORMAT_SMIME, keyform = FORMAT_PEM;
0f113f3e 261 size_t secret_keylen = 0, secret_keyidlen = 0;
7e1b7485
RS		 262 unsigned char *pwri_pass = NULL, *pwri_tmp = NULL;
263 unsigned char *secret_key = NULL, *secret_keyid = NULL;
264 long ltmp;
265 OPTION_CHOICE o;
0f113f3e 266
7e1b7485
RS		 267 if ((vpm = X509_VERIFY_PARAM_new()) == NULL)
268 return 1;
0f113f3e 269
7e1b7485
RS		 270 prog = opt_init(argc, argv, cms_options);
271 while ((o = opt_next()) != OPT_EOF) {
272 switch (o) {
273 case OPT_EOF:
274 case OPT_ERR:
275 opthelp:
276 BIO_printf(bio_err, "%s: Use -help for summary.\n", prog);
277 goto end;
278 case OPT_HELP:
279 opt_help(cms_options);
280 ret = 0;
281 goto end;
282 case OPT_INFORM:
283 if (!opt_format(opt_arg(), OPT_FMT_PEMDER, &informat))
284 goto opthelp;
285 break;
286 case OPT_OUTFORM:
287 if (!opt_format(opt_arg(), OPT_FMT_PEMDER, &outformat))
288 goto opthelp;
289 break;
290 case OPT_OUT:
291 outfile = opt_arg();
292 break;
293 case OPT_ENCRYPT:
0f113f3e 294 operation = SMIME_ENCRYPT;
7e1b7485
RS		 295 break;
296 case OPT_DECRYPT:
0f113f3e 297 operation = SMIME_DECRYPT;
7e1b7485
RS		 298 break;
299 case OPT_SIGN:
0f113f3e 300 operation = SMIME_SIGN;
7e1b7485
RS		 301 break;
302 case OPT_SIGN_RECEIPT:
0f113f3e 303 operation = SMIME_SIGN_RECEIPT;
7e1b7485
RS		 304 break;
305 case OPT_RESIGN:
0f113f3e 306 operation = SMIME_RESIGN;
7e1b7485
RS		 307 break;
308 case OPT_VERIFY:
0f113f3e 309 operation = SMIME_VERIFY;
7e1b7485
RS		 310 break;
311 case OPT_VERIFY_RETCODE:
0f113f3e 312 verify_retcode = 1;
7e1b7485
RS		 313 break;
314 case OPT_VERIFY_RECEIPT:
0f113f3e 315 operation = SMIME_VERIFY_RECEIPT;
7e1b7485
RS		 316 rctfile = opt_arg();
317 break;
318 case OPT_CMSOUT:
0f113f3e 319 operation = SMIME_CMSOUT;
7e1b7485
RS		 320 break;
321 case OPT_DATA_OUT:
0f113f3e 322 operation = SMIME_DATAOUT;
7e1b7485
RS		 323 break;
324 case OPT_DATA_CREATE:
0f113f3e 325 operation = SMIME_DATA_CREATE;
7e1b7485
RS		 326 break;
327 case OPT_DIGEST_VERIFY:
0f113f3e 328 operation = SMIME_DIGEST_VERIFY;
7e1b7485
RS		 329 break;
330 case OPT_DIGEST_CREATE:
0f113f3e 331 operation = SMIME_DIGEST_CREATE;
7e1b7485
RS		 332 break;
333 case OPT_COMPRESS:
0f113f3e 334 operation = SMIME_COMPRESS;
7e1b7485
RS		 335 break;
336 case OPT_UNCOMPRESS:
0f113f3e 337 operation = SMIME_UNCOMPRESS;
7e1b7485
RS		 338 break;
339 case OPT_ED_DECRYPT:
0f113f3e 340 operation = SMIME_ENCRYPTED_DECRYPT;
7e1b7485
RS		 341 break;
342 case OPT_ED_ENCRYPT:
0f113f3e 343 operation = SMIME_ENCRYPTED_ENCRYPT;
7e1b7485
RS		 344 break;
345 case OPT_DEBUG_DECRYPT:
0f113f3e 346 flags |= CMS_DEBUG_DECRYPT;
7e1b7485
RS		 347 break;
348 case OPT_TEXT:
0f113f3e 349 flags |= CMS_TEXT;
7e1b7485
RS		 350 break;
351 case OPT_ASCIICRLF:
0f113f3e 352 flags |= CMS_ASCIICRLF;
7e1b7485
RS		 353 break;
354 case OPT_NOINTERN:
0f113f3e 355 flags |= CMS_NOINTERN;
7e1b7485
RS		 356 break;
357 case OPT_NOVERIFY:
0f113f3e 358 flags |= CMS_NO_SIGNER_CERT_VERIFY;
7e1b7485
RS		 359 break;
360 case OPT_NOCERTS:
0f113f3e 361 flags |= CMS_NOCERTS;
7e1b7485
RS		 362 break;
363 case OPT_NOATTR:
0f113f3e 364 flags |= CMS_NOATTR;
7e1b7485
RS		 365 break;
366 case OPT_NODETACH:
0f113f3e 367 flags &= ~CMS_DETACHED;
7e1b7485
RS		 368 break;
369 case OPT_NOSMIMECAP:
0f113f3e 370 flags |= CMS_NOSMIMECAP;
7e1b7485
RS		 371 break;
372 case OPT_BINARY:
0f113f3e 373 flags |= CMS_BINARY;
7e1b7485
RS		 374 break;
375 case OPT_KEYID:
0f113f3e 376 flags |= CMS_USE_KEYID;
7e1b7485
RS		 377 break;
378 case OPT_NOSIGS:
0f113f3e 379 flags |= CMS_NOSIGS;
7e1b7485
RS		 380 break;
381 case OPT_NO_CONTENT_VERIFY:
0f113f3e 382 flags |= CMS_NO_CONTENT_VERIFY;
7e1b7485
RS		 383 break;
384 case OPT_NO_ATTR_VERIFY:
0f113f3e 385 flags |= CMS_NO_ATTR_VERIFY;
7e1b7485
RS		 386 break;
387 case OPT_INDEF:
0f113f3e 388 flags |= CMS_STREAM;
7e1b7485
RS		 389 break;
390 case OPT_NOINDEF:
0f113f3e 391 flags &= ~CMS_STREAM;
7e1b7485
RS		 392 break;
393 case OPT_NOOLDMIME:
0f113f3e 394 flags |= CMS_NOOLDMIMETYPE;
7e1b7485
RS		 395 break;
396 case OPT_CRLFEOL:
0f113f3e 397 flags |= CMS_CRLFEOL;
7e1b7485
RS		 398 break;
399 case OPT_NOOUT:
0f113f3e 400 noout = 1;
7e1b7485
RS		 401 break;
402 case OPT_RR_PRINT:
0f113f3e 403 rr_print = 1;
7e1b7485
RS		 404 break;
405 case OPT_RR_ALL:
0f113f3e 406 rr_allorfirst = 0;
7e1b7485
RS		 407 break;
408 case OPT_RR_FIRST:
0f113f3e 409 rr_allorfirst = 1;
7e1b7485
RS		 410 break;
411 case OPT_RCTFORM:
412 if (rctformat == FORMAT_SMIME)
413 rcms = SMIME_read_CMS(rctin, NULL);
414 else if (rctformat == FORMAT_PEM)
415 rcms = PEM_read_bio_CMS(rctin, NULL, NULL, NULL);
416 else if (rctformat == FORMAT_ASN1)
417 if (!opt_format(opt_arg(),
418 OPT_FMT_PEMDER | OPT_FMT_SMIME, &rctformat))
419 goto opthelp;
420 break;
421 case OPT_CERTFILE:
422 certfile = opt_arg();
423 break;
424 case OPT_CAFILE:
425 CAfile = opt_arg();
426 break;
427 case OPT_CAPATH:
428 CApath = opt_arg();
429 break;
2b6bcb70
MC		 430 case OPT_NOCAFILE:
431 noCAfile = 1;
432 break;
433 case OPT_NOCAPATH:
434 noCApath = 1;
435 break;
7e1b7485
RS		 436 case OPT_IN:
437 infile = opt_arg();
438 break;
439 case OPT_CONTENT:
440 contfile = opt_arg();
441 break;
442 case OPT_RR_FROM:
443 if (rr_from == NULL
444 && (rr_from = sk_OPENSSL_STRING_new_null()) == NULL)
445 goto end;
446 sk_OPENSSL_STRING_push(rr_from, opt_arg());
447 break;
448 case OPT_RR_TO:
449 if (rr_to == NULL
450 && (rr_to = sk_OPENSSL_STRING_new_null()) == NULL)
451 goto end;
452 sk_OPENSSL_STRING_push(rr_to, opt_arg());
453 break;
454 case OPT_PRINT:
455 noout = print = 1;
456 break;
457 case OPT_SECRETKEY:
458 secret_key = string_to_hex(opt_arg(), &ltmp);
459 if (secret_key == NULL) {
460 BIO_printf(bio_err, "Invalid key %s\n", opt_arg());
461 goto end;
0f113f3e
MC		 462 }
463 secret_keylen = (size_t)ltmp;
7e1b7485
RS		 464 break;
465 case OPT_SECRETKEYID:
466 secret_keyid = string_to_hex(opt_arg(), &ltmp);
467 if (secret_keyid == NULL) {
468 BIO_printf(bio_err, "Invalid id %s\n", opt_arg());
469 goto opthelp;
0f113f3e
MC		 470 }
471 secret_keyidlen = (size_t)ltmp;
7e1b7485
RS		 472 break;
473 case OPT_PWRI_PASSWORD:
474 pwri_pass = (unsigned char *)opt_arg();
475 break;
476 case OPT_ECONTENT_TYPE:
477 econtent_type = OBJ_txt2obj(opt_arg(), 0);
478 if (econtent_type == NULL) {
479 BIO_printf(bio_err, "Invalid OID %s\n", opt_arg());
480 goto opthelp;
0f113f3e 481 }
7e1b7485
RS		 482 break;
483 case OPT_RAND:
484 inrand = opt_arg();
0f113f3e 485 need_rand = 1;
7e1b7485
RS		 486 break;
487 case OPT_ENGINE:
333b070e 488 e = setup_engine(opt_arg(), 0);
7e1b7485
RS		 489 break;
490 case OPT_PASSIN:
491 passinarg = opt_arg();
492 break;
493 case OPT_TO:
494 to = opt_arg();
495 break;
496 case OPT_FROM:
497 from = opt_arg();
498 break;
499 case OPT_SUBJECT:
500 subject = opt_arg();
501 break;
502 case OPT_CERTSOUT:
503 certsoutfile = opt_arg();
504 break;
505 case OPT_MD:
506 if (!opt_md(opt_arg(), &sign_md))
507 goto end;
508 break;
509 case OPT_SIGNER:
0f113f3e 510 /* If previous -signer argument add signer to list */
0f113f3e 511 if (signerfile) {
7e1b7485
RS		 512 if (sksigners == NULL
513 && (sksigners = sk_OPENSSL_STRING_new_null()) == NULL)
514 goto end;
0f113f3e 515 sk_OPENSSL_STRING_push(sksigners, signerfile);
7e1b7485 516 if (keyfile == NULL)
0f113f3e 517 keyfile = signerfile;
7e1b7485
RS		 518 if (skkeys == NULL
519 && (skkeys = sk_OPENSSL_STRING_new_null()) == NULL)
520 goto end;
0f113f3e
MC		 521 sk_OPENSSL_STRING_push(skkeys, keyfile);
522 keyfile = NULL;
523 }
7e1b7485
RS		 524 signerfile = opt_arg();
525 break;
526 case OPT_INKEY:
0f113f3e
MC		 527 /* If previous -inkey arument add signer to list */
528 if (keyfile) {
7e1b7485 529 if (signerfile == NULL) {
0f113f3e 530 BIO_puts(bio_err, "Illegal -inkey without -signer\n");
7e1b7485 531 goto end;
0f113f3e 532 }
7e1b7485
RS		 533 if (sksigners == NULL
534 && (sksigners = sk_OPENSSL_STRING_new_null()) == NULL)
535 goto end;
0f113f3e
MC		 536 sk_OPENSSL_STRING_push(sksigners, signerfile);
537 signerfile = NULL;
7e1b7485
RS		 538 if (skkeys == NULL
539 && (skkeys = sk_OPENSSL_STRING_new_null()) == NULL)
540 goto end;
0f113f3e
MC		 541 sk_OPENSSL_STRING_push(skkeys, keyfile);
542 }
7e1b7485
RS		 543 keyfile = opt_arg();
544 break;
545 case OPT_KEYFORM:
546 if (!opt_format(opt_arg(), OPT_FMT_ANY, &keyform))
547 goto opthelp;
548 break;
549 case OPT_RECIP:
550 if (operation == SMIME_ENCRYPT) {
551 if (encerts == NULL && (encerts = sk_X509_new_null()) == NULL)
552 goto end;
a773b52a 553 cert = load_cert(opt_arg(), FORMAT_PEM,
7e1b7485
RS		 554 "recipient certificate file");
555 if (cert == NULL)
556 goto end;
557 sk_X509_push(encerts, cert);
558 cert = NULL;
559 } else
560 recipfile = opt_arg();
561 break;
562 case OPT_CIPHER:
563 if (!opt_cipher(opt_unknown(), &cipher))
564 goto end;
565 break;
566 case OPT_KEYOPT:
567 keyidx = -1;
0f113f3e
MC		 568 if (operation == SMIME_ENCRYPT) {
569 if (encerts)
570 keyidx += sk_X509_num(encerts);
571 } else {
572 if (keyfile || signerfile)
573 keyidx++;
574 if (skkeys)
575 keyidx += sk_OPENSSL_STRING_num(skkeys);
576 }
577 if (keyidx < 0) {
578 BIO_printf(bio_err, "No key specified\n");
7e1b7485 579 goto opthelp;
0f113f3e
MC		 580 }
581 if (key_param == NULL || key_param->idx != keyidx) {
582 cms_key_param *nparam;
b4faea50 583 nparam = app_malloc(sizeof(*nparam), "key param buffer");
0f113f3e 584 nparam->idx = keyidx;
7e1b7485
RS		 585 if ((nparam->param = sk_OPENSSL_STRING_new_null()) == NULL)
586 goto end;
0f113f3e
MC		 587 nparam->next = NULL;
588 if (key_first == NULL)
589 key_first = nparam;
590 else
591 key_param->next = nparam;
592 key_param = nparam;
593 }
7e1b7485
RS		 594 sk_OPENSSL_STRING_push(key_param->param, opt_arg());
595 break;
596 case OPT_V_CASES:
597 if (!opt_verify(o, vpm))
598 goto end;
599 vpmtouched++;
600 break;
7e1b7485 601 case OPT_3DES_WRAP:
9c3bcfa0 602# ifndef OPENSSL_NO_DES
7e1b7485 603 wrap_cipher = EVP_des_ede3_wrap();
7e1b7485 604# endif
9c3bcfa0 605 break;
7e1b7485
RS		 606# ifndef OPENSSL_NO_AES
607 case OPT_AES128_WRAP:
608 wrap_cipher = EVP_aes_128_wrap();
609 break;
610 case OPT_AES192_WRAP:
611 wrap_cipher = EVP_aes_192_wrap();
612 break;
613 case OPT_AES256_WRAP:
614 wrap_cipher = EVP_aes_256_wrap();
615 break;
9c3bcfa0
RS		 616# else
617 case OPT_AES128_WRAP:
618 case OPT_AES192_WRAP:
619 case OPT_AES256_WRAP:
620 break;
7e1b7485
RS		 621# endif
622 }
0f113f3e 623 }
7e1b7485
RS		 624 argc = opt_num_rest();
625 argv = opt_rest();
0f113f3e
MC		 626
627 if (((rr_allorfirst != -1) || rr_from) && !rr_to) {
628 BIO_puts(bio_err, "No Signed Receipts Recipients\n");
7e1b7485 629 goto opthelp;
0f113f3e
MC		 630 }
631
632 if (!(operation & SMIME_SIGNERS) && (rr_to || rr_from)) {
633 BIO_puts(bio_err, "Signed receipts only allowed with -sign\n");
7e1b7485 634 goto opthelp;
0f113f3e
MC		 635 }
636 if (!(operation & SMIME_SIGNERS) && (skkeys || sksigners)) {
637 BIO_puts(bio_err, "Multiple signers or keys not allowed\n");
7e1b7485 638 goto opthelp;
0f113f3e
MC		 639 }
640
641 if (operation & SMIME_SIGNERS) {
642 if (keyfile && !signerfile) {
643 BIO_puts(bio_err, "Illegal -inkey without -signer\n");
7e1b7485 644 goto opthelp;
0f113f3e
MC		 645 }
646 /* Check to see if any final signer needs to be appended */
647 if (signerfile) {
7e1b7485
RS		 648 if (!sksigners
649 && (sksigners = sk_OPENSSL_STRING_new_null()) == NULL)
650 goto end;
0f113f3e 651 sk_OPENSSL_STRING_push(sksigners, signerfile);
7e1b7485
RS		 652 if (!skkeys && (skkeys = sk_OPENSSL_STRING_new_null()) == NULL)
653 goto end;
0f113f3e
MC		 654 if (!keyfile)
655 keyfile = signerfile;
656 sk_OPENSSL_STRING_push(skkeys, keyfile);
657 }
658 if (!sksigners) {
659 BIO_printf(bio_err, "No signer certificate specified\n");
7e1b7485 660 goto opthelp;
0f113f3e
MC		 661 }
662 signerfile = NULL;
663 keyfile = NULL;
664 need_rand = 1;
665 }
666
667 else if (operation == SMIME_DECRYPT) {
668 if (!recipfile && !keyfile && !secret_key && !pwri_pass) {
669 BIO_printf(bio_err,
670 "No recipient certificate or key specified\n");
7e1b7485 671 goto opthelp;
0f113f3e
MC		 672 }
673 } else if (operation == SMIME_ENCRYPT) {
7e1b7485 674 if (*argv == NULL && !secret_key && !pwri_pass && !encerts) {
0f113f3e 675 BIO_printf(bio_err, "No recipient(s) certificate(s) specified\n");
7e1b7485 676 goto opthelp;
0f113f3e
MC		 677 }
678 need_rand = 1;
679 } else if (!operation)
7e1b7485
RS		 680 goto opthelp;
681
7e1b7485 682 if (!app_passwd(passinarg, NULL, &passin, NULL)) {
0f113f3e
MC		 683 BIO_printf(bio_err, "Error getting password\n");
684 goto end;
685 }
686
687 if (need_rand) {
7e1b7485 688 app_RAND_load_file(NULL, (inrand != NULL));
0f113f3e
MC		 689 if (inrand != NULL)
690 BIO_printf(bio_err, "%ld semi-random bytes loaded\n",
691 app_RAND_load_files(inrand));
692 }
693
694 ret = 2;
695
696 if (!(operation & SMIME_SIGNERS))
697 flags &= ~CMS_DETACHED;
698
bdd58d98 699 if (!(operation & SMIME_OP)) {
0f113f3e 700 if (flags & CMS_BINARY)
bdd58d98 701 outformat = FORMAT_BINARY;
0f113f3e
MC		 702 }
703
bdd58d98 704 if (!(operation & SMIME_IP)) {
0f113f3e 705 if (flags & CMS_BINARY)
bdd58d98 706 informat = FORMAT_BINARY;
0f113f3e
MC		 707 }
708
709 if (operation == SMIME_ENCRYPT) {
710 if (!cipher) {
711# ifndef OPENSSL_NO_DES
712 cipher = EVP_des_ede3_cbc();
713# else
714 BIO_printf(bio_err, "No cipher selected\n");
715 goto end;
716# endif
717 }
718
719 if (secret_key && !secret_keyid) {
720 BIO_printf(bio_err, "No secret key id\n");
721 goto end;
722 }
723
7e1b7485
RS		 724 if (*argv && !encerts)
725 if ((encerts = sk_X509_new_null()) == NULL)
726 goto end;
727 while (*argv) {
a773b52a 728 if ((cert = load_cert(*argv, FORMAT_PEM,
75ebbd9a 729 "recipient certificate file")) == NULL)
0f113f3e
MC		 730 goto end;
731 sk_X509_push(encerts, cert);
732 cert = NULL;
7e1b7485 733 argv++;
0f113f3e
MC		 734 }
735 }
736
737 if (certfile) {
a773b52a 738 if (!load_certs(certfile, &other, FORMAT_PEM, NULL,
0996dc54 739 "certificate file")) {
0f113f3e
MC		 740 ERR_print_errors(bio_err);
741 goto end;
742 }
743 }
744
745 if (recipfile && (operation == SMIME_DECRYPT)) {
a773b52a 746 if ((recip = load_cert(recipfile, FORMAT_PEM,
75ebbd9a 747 "recipient certificate file")) == NULL) {
0f113f3e
MC		 748 ERR_print_errors(bio_err);
749 goto end;
750 }
751 }
752
753 if (operation == SMIME_SIGN_RECEIPT) {
a773b52a 754 if ((signer = load_cert(signerfile, FORMAT_PEM,
75ebbd9a 755 "receipt signer certificate file")) == NULL) {
0f113f3e
MC		 756 ERR_print_errors(bio_err);
757 goto end;
758 }
759 }
760
761 if (operation == SMIME_DECRYPT) {
762 if (!keyfile)
763 keyfile = recipfile;
764 } else if ((operation == SMIME_SIGN) || (operation == SMIME_SIGN_RECEIPT)) {
765 if (!keyfile)
766 keyfile = signerfile;
767 } else
768 keyfile = NULL;
769
770 if (keyfile) {
7e1b7485 771 key = load_key(keyfile, keyform, 0, passin, e, "signing key file");
0f113f3e
MC		 772 if (!key)
773 goto end;
774 }
775
bdd58d98 776 in = bio_open_default(infile, 'r', informat);
7e1b7485
RS		 777 if (in == NULL)
778 goto end;
0f113f3e
MC		 779
780 if (operation & SMIME_IP) {
781 if (informat == FORMAT_SMIME)
782 cms = SMIME_read_CMS(in, &indata);
783 else if (informat == FORMAT_PEM)
784 cms = PEM_read_bio_CMS(in, NULL, NULL, NULL);
785 else if (informat == FORMAT_ASN1)
786 cms = d2i_CMS_bio(in, NULL);
787 else {
788 BIO_printf(bio_err, "Bad input format for CMS file\n");
789 goto end;
790 }
791
792 if (!cms) {
793 BIO_printf(bio_err, "Error reading S/MIME message\n");
794 goto end;
795 }
796 if (contfile) {
797 BIO_free(indata);
75ebbd9a 798 if ((indata = BIO_new_file(contfile, "rb")) == NULL) {
0f113f3e
MC		 799 BIO_printf(bio_err, "Can't read content file %s\n", contfile);
800 goto end;
801 }
802 }
803 if (certsoutfile) {
804 STACK_OF(X509) *allcerts;
805 allcerts = CMS_get1_certs(cms);
806 if (!save_certs(certsoutfile, allcerts)) {
807 BIO_printf(bio_err,
808 "Error writing certs to %s\n", certsoutfile);
809 ret = 5;
810 goto end;
811 }
812 sk_X509_pop_free(allcerts, X509_free);
813 }
814 }
815
816 if (rctfile) {
817 char *rctmode = (rctformat == FORMAT_ASN1) ? "rb" : "r";
75ebbd9a 818 if ((rctin = BIO_new_file(rctfile, rctmode)) == NULL) {
0f113f3e
MC		 819 BIO_printf(bio_err, "Can't open receipt file %s\n", rctfile);
820 goto end;
821 }
822
823 if (rctformat == FORMAT_SMIME)
824 rcms = SMIME_read_CMS(rctin, NULL);
825 else if (rctformat == FORMAT_PEM)
826 rcms = PEM_read_bio_CMS(rctin, NULL, NULL, NULL);
827 else if (rctformat == FORMAT_ASN1)
828 rcms = d2i_CMS_bio(rctin, NULL);
829 else {
830 BIO_printf(bio_err, "Bad input format for receipt\n");
831 goto end;
832 }
833
834 if (!rcms) {
835 BIO_printf(bio_err, "Error reading receipt\n");
836 goto end;
837 }
838 }
839
bdd58d98 840 out = bio_open_default(outfile, 'w', outformat);
7e1b7485
RS		 841 if (out == NULL)
842 goto end;
0f113f3e
MC		 843
844 if ((operation == SMIME_VERIFY) || (operation == SMIME_VERIFY_RECEIPT)) {
2b6bcb70 845 if ((store = setup_verify(CAfile, CApath, noCAfile, noCApath)) == NULL)
0f113f3e
MC		 846 goto end;
847 X509_STORE_set_verify_cb(store, cms_cb);
7e1b7485 848 if (vpmtouched)
0f113f3e
MC		 849 X509_STORE_set1_param(store, vpm);
850 }
851
852 ret = 3;
853
854 if (operation == SMIME_DATA_CREATE) {
855 cms = CMS_data_create(in, flags);
856 } else if (operation == SMIME_DIGEST_CREATE) {
857 cms = CMS_digest_create(in, sign_md, flags);
858 } else if (operation == SMIME_COMPRESS) {
859 cms = CMS_compress(in, -1, flags);
860 } else if (operation == SMIME_ENCRYPT) {
861 int i;
862 flags |= CMS_PARTIAL;
863 cms = CMS_encrypt(NULL, in, cipher, flags);
864 if (!cms)
865 goto end;
866 for (i = 0; i < sk_X509_num(encerts); i++) {
867 CMS_RecipientInfo *ri;
868 cms_key_param *kparam;
869 int tflags = flags;
870 X509 *x = sk_X509_value(encerts, i);
871 for (kparam = key_first; kparam; kparam = kparam->next) {
872 if (kparam->idx == i) {
873 tflags |= CMS_KEY_PARAM;
874 break;
875 }
876 }
877 ri = CMS_add1_recipient_cert(cms, x, tflags);
878 if (!ri)
879 goto end;
880 if (kparam) {
881 EVP_PKEY_CTX *pctx;
882 pctx = CMS_RecipientInfo_get0_pkey_ctx(ri);
883 if (!cms_set_pkey_param(pctx, kparam->param))
884 goto end;
885 }
886 if (CMS_RecipientInfo_type(ri) == CMS_RECIPINFO_AGREE
887 && wrap_cipher) {
888 EVP_CIPHER_CTX *wctx;
889 wctx = CMS_RecipientInfo_kari_get0_ctx(ri);
890 EVP_EncryptInit_ex(wctx, wrap_cipher, NULL, NULL, NULL);
891 }
892 }
893
894 if (secret_key) {
895 if (!CMS_add0_recipient_key(cms, NID_undef,
896 secret_key, secret_keylen,
897 secret_keyid, secret_keyidlen,
898 NULL, NULL, NULL))
899 goto end;
900 /* NULL these because call absorbs them */
901 secret_key = NULL;
902 secret_keyid = NULL;
903 }
904 if (pwri_pass) {
7644a9ae 905 pwri_tmp = (unsigned char *)OPENSSL_strdup((char *)pwri_pass);
0f113f3e
MC		 906 if (!pwri_tmp)
907 goto end;
908 if (!CMS_add0_recipient_password(cms,
909 -1, NID_undef, NID_undef,
910 pwri_tmp, -1, NULL))
911 goto end;
912 pwri_tmp = NULL;
913 }
914 if (!(flags & CMS_STREAM)) {
915 if (!CMS_final(cms, in, NULL, flags))
916 goto end;
917 }
918 } else if (operation == SMIME_ENCRYPTED_ENCRYPT) {
919 cms = CMS_EncryptedData_encrypt(in, cipher,
920 secret_key, secret_keylen, flags);
921
922 } else if (operation == SMIME_SIGN_RECEIPT) {
923 CMS_ContentInfo *srcms = NULL;
924 STACK_OF(CMS_SignerInfo) *sis;
925 CMS_SignerInfo *si;
926 sis = CMS_get0_SignerInfos(cms);
927 if (!sis)
928 goto end;
929 si = sk_CMS_SignerInfo_value(sis, 0);
930 srcms = CMS_sign_receipt(si, signer, key, other, flags);
931 if (!srcms)
932 goto end;
933 CMS_ContentInfo_free(cms);
934 cms = srcms;
935 } else if (operation & SMIME_SIGNERS) {
936 int i;
937 /*
938 * If detached data content we enable streaming if S/MIME output
939 * format.
940 */
941 if (operation == SMIME_SIGN) {
942
943 if (flags & CMS_DETACHED) {
944 if (outformat == FORMAT_SMIME)
945 flags |= CMS_STREAM;
946 }
947 flags |= CMS_PARTIAL;
948 cms = CMS_sign(NULL, NULL, other, in, flags);
949 if (!cms)
950 goto end;
951 if (econtent_type)
952 CMS_set1_eContentType(cms, econtent_type);
953
954 if (rr_to) {
955 rr = make_receipt_request(rr_to, rr_allorfirst, rr_from);
956 if (!rr) {
957 BIO_puts(bio_err,
958 "Signed Receipt Request Creation Error\n");
959 goto end;
960 }
961 }
962 } else
963 flags |= CMS_REUSE_DIGEST;
964 for (i = 0; i < sk_OPENSSL_STRING_num(sksigners); i++) {
965 CMS_SignerInfo *si;
966 cms_key_param *kparam;
967 int tflags = flags;
968 signerfile = sk_OPENSSL_STRING_value(sksigners, i);
969 keyfile = sk_OPENSSL_STRING_value(skkeys, i);
970
a773b52a 971 signer = load_cert(signerfile, FORMAT_PEM, "signer certificate");
0f113f3e
MC		 972 if (!signer)
973 goto end;
7e1b7485 974 key = load_key(keyfile, keyform, 0, passin, e, "signing key file");
0f113f3e
MC		 975 if (!key)
976 goto end;
977 for (kparam = key_first; kparam; kparam = kparam->next) {
978 if (kparam->idx == i) {
979 tflags |= CMS_KEY_PARAM;
980 break;
981 }
982 }
983 si = CMS_add1_signer(cms, signer, key, sign_md, tflags);
984 if (!si)
985 goto end;
986 if (kparam) {
987 EVP_PKEY_CTX *pctx;
988 pctx = CMS_SignerInfo_get0_pkey_ctx(si);
989 if (!cms_set_pkey_param(pctx, kparam->param))
990 goto end;
991 }
992 if (rr && !CMS_add1_ReceiptRequest(si, rr))
993 goto end;
994 X509_free(signer);
995 signer = NULL;
996 EVP_PKEY_free(key);
997 key = NULL;
998 }
999 /* If not streaming or resigning finalize structure */
1000 if ((operation == SMIME_SIGN) && !(flags & CMS_STREAM)) {
1001 if (!CMS_final(cms, in, NULL, flags))
1002 goto end;
1003 }
1004 }
1005
1006 if (!cms) {
1007 BIO_printf(bio_err, "Error creating CMS structure\n");
1008 goto end;
1009 }
1010
1011 ret = 4;
1012 if (operation == SMIME_DECRYPT) {
1013 if (flags & CMS_DEBUG_DECRYPT)
1014 CMS_decrypt(cms, NULL, NULL, NULL, NULL, flags);
1015
1016 if (secret_key) {
1017 if (!CMS_decrypt_set1_key(cms,
1018 secret_key, secret_keylen,
1019 secret_keyid, secret_keyidlen)) {
1020 BIO_puts(bio_err, "Error decrypting CMS using secret key\n");
1021 goto end;
1022 }
1023 }
1024
1025 if (key) {
1026 if (!CMS_decrypt_set1_pkey(cms, key, recip)) {
1027 BIO_puts(bio_err, "Error decrypting CMS using private key\n");
1028 goto end;
1029 }
1030 }
1031
1032 if (pwri_pass) {
1033 if (!CMS_decrypt_set1_password(cms, pwri_pass, -1)) {
1034 BIO_puts(bio_err, "Error decrypting CMS using password\n");
1035 goto end;
1036 }
1037 }
1038
1039 if (!CMS_decrypt(cms, NULL, NULL, indata, out, flags)) {
1040 BIO_printf(bio_err, "Error decrypting CMS structure\n");
1041 goto end;
1042 }
1043 } else if (operation == SMIME_DATAOUT) {
1044 if (!CMS_data(cms, out, flags))
1045 goto end;
1046 } else if (operation == SMIME_UNCOMPRESS) {
1047 if (!CMS_uncompress(cms, indata, out, flags))
1048 goto end;
1049 } else if (operation == SMIME_DIGEST_VERIFY) {
1050 if (CMS_digest_verify(cms, indata, out, flags) > 0)
1051 BIO_printf(bio_err, "Verification successful\n");
1052 else {
1053 BIO_printf(bio_err, "Verification failure\n");
1054 goto end;
1055 }
1056 } else if (operation == SMIME_ENCRYPTED_DECRYPT) {
1057 if (!CMS_EncryptedData_decrypt(cms, secret_key, secret_keylen,
1058 indata, out, flags))
1059 goto end;
1060 } else if (operation == SMIME_VERIFY) {
1061 if (CMS_verify(cms, other, store, indata, out, flags) > 0)
1062 BIO_printf(bio_err, "Verification successful\n");
1063 else {
1064 BIO_printf(bio_err, "Verification failure\n");
1065 if (verify_retcode)
1066 ret = verify_err + 32;
1067 goto end;
1068 }
1069 if (signerfile) {
1070 STACK_OF(X509) *signers;
1071 signers = CMS_get0_signers(cms);
1072 if (!save_certs(signerfile, signers)) {
1073 BIO_printf(bio_err,
1074 "Error writing signers to %s\n", signerfile);
1075 ret = 5;
1076 goto end;
1077 }
1078 sk_X509_free(signers);
1079 }
1080 if (rr_print)
ecf3a1fb 1081 receipt_request_print(cms);
0f113f3e
MC		 1082
1083 } else if (operation == SMIME_VERIFY_RECEIPT) {
1084 if (CMS_verify_receipt(rcms, cms, other, store, flags) > 0)
1085 BIO_printf(bio_err, "Verification successful\n");
1086 else {
1087 BIO_printf(bio_err, "Verification failure\n");
1088 goto end;
1089 }
1090 } else {
1091 if (noout) {
1092 if (print)
1093 CMS_ContentInfo_print_ctx(out, cms, 0, NULL);
1094 } else if (outformat == FORMAT_SMIME) {
1095 if (to)
1096 BIO_printf(out, "To: %s\n", to);
1097 if (from)
1098 BIO_printf(out, "From: %s\n", from);
1099 if (subject)
1100 BIO_printf(out, "Subject: %s\n", subject);
1101 if (operation == SMIME_RESIGN)
1102 ret = SMIME_write_CMS(out, cms, indata, flags);
1103 else
1104 ret = SMIME_write_CMS(out, cms, in, flags);
1105 } else if (outformat == FORMAT_PEM)
1106 ret = PEM_write_bio_CMS_stream(out, cms, in, flags);
1107 else if (outformat == FORMAT_ASN1)
1108 ret = i2d_CMS_bio_stream(out, cms, in, flags);
1109 else {
1110 BIO_printf(bio_err, "Bad output format for CMS file\n");
1111 goto end;
1112 }
1113 if (ret <= 0) {
1114 ret = 6;
1115 goto end;
1116 }
1117 }
1118 ret = 0;
1119 end:
1120 if (ret)
1121 ERR_print_errors(bio_err);
1122 if (need_rand)
7e1b7485 1123 app_RAND_write_file(NULL);
0f113f3e
MC		 1124 sk_X509_pop_free(encerts, X509_free);
1125 sk_X509_pop_free(other, X509_free);
7e1b7485 1126 X509_VERIFY_PARAM_free(vpm);
25aaa98a
RS		 1127 sk_OPENSSL_STRING_free(sksigners);
1128 sk_OPENSSL_STRING_free(skkeys);
b548a1f1
RS		 1129 OPENSSL_free(secret_key);
1130 OPENSSL_free(secret_keyid);
1131 OPENSSL_free(pwri_tmp);
0dfb9398 1132 ASN1_OBJECT_free(econtent_type);
25aaa98a
RS		 1133 CMS_ReceiptRequest_free(rr);
1134 sk_OPENSSL_STRING_free(rr_to);
1135 sk_OPENSSL_STRING_free(rr_from);
0f113f3e
MC		 1136 for (key_param = key_first; key_param;) {
1137 cms_key_param *tparam;
1138 sk_OPENSSL_STRING_free(key_param->param);
1139 tparam = key_param->next;
1140 OPENSSL_free(key_param);
1141 key_param = tparam;
1142 }
1143 X509_STORE_free(store);
1144 X509_free(cert);
1145 X509_free(recip);
1146 X509_free(signer);
1147 EVP_PKEY_free(key);
1148 CMS_ContentInfo_free(cms);
1149 CMS_ContentInfo_free(rcms);
1150 BIO_free(rctin);
1151 BIO_free(in);
1152 BIO_free(indata);
1153 BIO_free_all(out);
b548a1f1 1154 OPENSSL_free(passin);
0f113f3e 1155 return (ret);
8931b30d
DSH		 1156}
1157
1158static int save_certs(char *signerfile, STACK_OF(X509) *signers)
0f113f3e
MC		 1159{
1160 int i;
1161 BIO *tmp;
1162 if (!signerfile)
1163 return 1;
1164 tmp = BIO_new_file(signerfile, "w");
1165 if (!tmp)
1166 return 0;
1167 for (i = 0; i < sk_X509_num(signers); i++)
1168 PEM_write_bio_X509(tmp, sk_X509_value(signers, i));
1169 BIO_free(tmp);
1170 return 1;
1171}
8931b30d
DSH		 1172
1173/* Minimal callback just to output policy info (if any) */
1174
7f50d9a4 1175static int cms_cb(int ok, X509_STORE_CTX *ctx)
0f113f3e
MC		 1176{
1177 int error;
8931b30d 1178
0f113f3e 1179 error = X509_STORE_CTX_get_error(ctx);
8931b30d 1180
0f113f3e 1181 verify_err = error;
db50661f 1182
0f113f3e
MC		 1183 if ((error != X509_V_ERR_NO_EXPLICIT_POLICY)
1184 && ((error != X509_V_OK) || (ok != 2)))
1185 return ok;
8931b30d 1186
ecf3a1fb 1187 policies_print(ctx);
8931b30d 1188
0f113f3e 1189 return ok;
8931b30d 1190
0f113f3e 1191}
8931b30d 1192
ecf3a1fb 1193static void gnames_stack_print(STACK_OF(GENERAL_NAMES) *gns)
0f113f3e
MC		 1194{
1195 STACK_OF(GENERAL_NAME) *gens;
1196 GENERAL_NAME *gen;
1197 int i, j;
ecf3a1fb 1198
0f113f3e
MC		 1199 for (i = 0; i < sk_GENERAL_NAMES_num(gns); i++) {
1200 gens = sk_GENERAL_NAMES_value(gns, i);
1201 for (j = 0; j < sk_GENERAL_NAME_num(gens); j++) {
1202 gen = sk_GENERAL_NAME_value(gens, j);
ecf3a1fb
RS		 1203 BIO_puts(bio_err, " ");
1204 GENERAL_NAME_print(bio_err, gen);
1205 BIO_puts(bio_err, "\n");
0f113f3e
MC		 1206 }
1207 }
1208 return;
1209}
f4cc56f4 1210
ecf3a1fb 1211static void receipt_request_print(CMS_ContentInfo *cms)
0f113f3e
MC		 1212{
1213 STACK_OF(CMS_SignerInfo) *sis;
1214 CMS_SignerInfo *si;
1215 CMS_ReceiptRequest *rr;
1216 int allorfirst;
1217 STACK_OF(GENERAL_NAMES) *rto, *rlist;
1218 ASN1_STRING *scid;
1219 int i, rv;
1220 sis = CMS_get0_SignerInfos(cms);
1221 for (i = 0; i < sk_CMS_SignerInfo_num(sis); i++) {
1222 si = sk_CMS_SignerInfo_value(sis, i);
1223 rv = CMS_get1_ReceiptRequest(si, &rr);
1224 BIO_printf(bio_err, "Signer %d:\n", i + 1);
1225 if (rv == 0)
1226 BIO_puts(bio_err, " No Receipt Request\n");
1227 else if (rv < 0) {
1228 BIO_puts(bio_err, " Receipt Request Parse Error\n");
1229 ERR_print_errors(bio_err);
1230 } else {
1231 char *id;
1232 int idlen;
1233 CMS_ReceiptRequest_get0_values(rr, &scid, &allorfirst,
1234 &rlist, &rto);
ecf3a1fb 1235 BIO_puts(bio_err, " Signed Content ID:\n");
0f113f3e
MC		 1236 idlen = ASN1_STRING_length(scid);
1237 id = (char *)ASN1_STRING_data(scid);
ecf3a1fb
RS		 1238 BIO_dump_indent(bio_err, id, idlen, 4);
1239 BIO_puts(bio_err, " Receipts From");
0f113f3e 1240 if (rlist) {
ecf3a1fb
RS		 1241 BIO_puts(bio_err, " List:\n");
1242 gnames_stack_print(rlist);
0f113f3e 1243 } else if (allorfirst == 1)
ecf3a1fb 1244 BIO_puts(bio_err, ": First Tier\n");
0f113f3e 1245 else if (allorfirst == 0)
ecf3a1fb 1246 BIO_puts(bio_err, ": All\n");
0f113f3e 1247 else
ecf3a1fb
RS		 1248 BIO_printf(bio_err, " Unknown (%d)\n", allorfirst);
1249 BIO_puts(bio_err, " Receipts To:\n");
1250 gnames_stack_print(rto);
0f113f3e 1251 }
25aaa98a 1252 CMS_ReceiptRequest_free(rr);
0f113f3e
MC		 1253 }
1254}
f4cc56f4 1255
c869da88 1256static STACK_OF(GENERAL_NAMES) *make_names_stack(STACK_OF(OPENSSL_STRING) *ns)
0f113f3e
MC		 1257{
1258 int i;
1259 STACK_OF(GENERAL_NAMES) *ret;
1260 GENERAL_NAMES *gens = NULL;
1261 GENERAL_NAME *gen = NULL;
1262 ret = sk_GENERAL_NAMES_new_null();
1263 if (!ret)
1264 goto err;
1265 for (i = 0; i < sk_OPENSSL_STRING_num(ns); i++) {
1266 char *str = sk_OPENSSL_STRING_value(ns, i);
1267 gen = a2i_GENERAL_NAME(NULL, NULL, NULL, GEN_EMAIL, str, 0);
1268 if (!gen)
1269 goto err;
1270 gens = GENERAL_NAMES_new();
96487cdd 1271 if (gens == NULL)
0f113f3e
MC		 1272 goto err;
1273 if (!sk_GENERAL_NAME_push(gens, gen))
1274 goto err;
1275 gen = NULL;
1276 if (!sk_GENERAL_NAMES_push(ret, gens))
1277 goto err;
1278 gens = NULL;
1279 }
1280
1281 return ret;
1282
1283 err:
25aaa98a
RS		 1284 sk_GENERAL_NAMES_pop_free(ret, GENERAL_NAMES_free);
1285 GENERAL_NAMES_free(gens);
1286 GENERAL_NAME_free(gen);
0f113f3e
MC		 1287 return NULL;
1288}
1289
1290static CMS_ReceiptRequest *make_receipt_request(STACK_OF(OPENSSL_STRING)
1291 *rr_to, int rr_allorfirst, STACK_OF(OPENSSL_STRING)
1292 *rr_from)
1293{
1294 STACK_OF(GENERAL_NAMES) *rct_to, *rct_from;
1295 CMS_ReceiptRequest *rr;
1296 rct_to = make_names_stack(rr_to);
1297 if (!rct_to)
1298 goto err;
1299 if (rr_from) {
1300 rct_from = make_names_stack(rr_from);
1301 if (!rct_from)
1302 goto err;
1303 } else
1304 rct_from = NULL;
1305 rr = CMS_ReceiptRequest_create0(NULL, -1, rr_allorfirst, rct_from,
1306 rct_to);
1307 return rr;
1308 err:
1309 return NULL;
1310}
f5e2354c 1311
02498cc8 1312static int cms_set_pkey_param(EVP_PKEY_CTX *pctx,
0f113f3e
MC		 1313 STACK_OF(OPENSSL_STRING) *param)
1314{
1315 char *keyopt;
1316 int i;
1317 if (sk_OPENSSL_STRING_num(param) <= 0)
1318 return 1;
1319 for (i = 0; i < sk_OPENSSL_STRING_num(param); i++) {
1320 keyopt = sk_OPENSSL_STRING_value(param, i);
1321 if (pkey_ctrl_string(pctx, keyopt) <= 0) {
1322 BIO_printf(bio_err, "parameter error \"%s\"\n", keyopt);
1323 ERR_print_errors(bio_err);
1324 return 0;
1325 }
1326 }
1327 return 1;
1328}
02498cc8 1329
8931b30d 1330#endif
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