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PROV: Add DERlib support for RSA
[thirdparty/openssl.git] / apps / cms.c
CommitLineData
0f113f3e 1/*
e85d19c6 2 * Copyright 2008-2019 The OpenSSL Project Authors. All Rights Reserved.
8931b30d 3 *
dffa7520 4 * Licensed under the Apache License 2.0 (the "License"). You may not use
846e33c7
RS		 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
8931b30d
DSH		 8 */
9
10/* CMS utility function */
11
12#include <stdio.h>
13#include <string.h>
14#include "apps.h"
dab2cd68 15#include "progs.h"
8931b30d
DSH		 16
17#ifndef OPENSSL_NO_CMS
18
0f113f3e
MC		 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>
8931b30d 25
8931b30d 26static int save_certs(char *signerfile, STACK_OF(X509) *signers);
7f50d9a4 27static int cms_cb(int ok, X509_STORE_CTX *ctx);
ecf3a1fb 28static void receipt_request_print(CMS_ContentInfo *cms);
0f113f3e
MC		 29static CMS_ReceiptRequest *make_receipt_request(STACK_OF(OPENSSL_STRING)
30 *rr_to, int rr_allorfirst, STACK_OF(OPENSSL_STRING)
31 *rr_from);
02498cc8 32static int cms_set_pkey_param(EVP_PKEY_CTX *pctx,
0f113f3e
MC		 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)
8931b30d 54
df2ee0e2 55static int verify_err = 0;
db50661f 56
02498cc8
DSH		 57typedef struct cms_key_param_st cms_key_param;
58
0f113f3e
MC		 59struct cms_key_param_st {
60 int idx;
61 STACK_OF(OPENSSL_STRING) *param;
62 cms_key_param *next;
63};
02498cc8 64
7e1b7485
RS		 65typedef enum OPTION_choice {
66 OPT_ERR = -1, OPT_EOF = 0, OPT_HELP,
67 OPT_INFORM, OPT_OUTFORM, OPT_IN, OPT_OUT, OPT_ENCRYPT,
e85d19c6 68 OPT_DECRYPT, OPT_SIGN, OPT_CADES, OPT_SIGN_RECEIPT, OPT_RESIGN,
7e1b7485
RS		 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,
28aef3d9 76 OPT_NOINDEF, OPT_CRLFEOL, OPT_NOOUT, OPT_RR_PRINT,
7e1b7485 77 OPT_RR_ALL, OPT_RR_FIRST, OPT_RCTFORM, OPT_CERTFILE, OPT_CAFILE,
fd3397fc
RL		 78 OPT_CAPATH, OPT_CASTORE, OPT_NOCAPATH, OPT_NOCAFILE, OPT_NOCASTORE,
79 OPT_CONTENT, OPT_PRINT,
2b6bcb70 80 OPT_SECRETKEY, OPT_SECRETKEYID, OPT_PWRI_PASSWORD, OPT_ECONTENT_TYPE,
3ee1eac2 81 OPT_PASSIN, OPT_TO, OPT_FROM, OPT_SUBJECT, OPT_SIGNER, OPT_RECIP,
7e1b7485
RS		 82 OPT_CERTSOUT, OPT_MD, OPT_INKEY, OPT_KEYFORM, OPT_KEYOPT, OPT_RR_FROM,
83 OPT_RR_TO, OPT_AES128_WRAP, OPT_AES192_WRAP, OPT_AES256_WRAP,
71434aed 84 OPT_3DES_WRAP, OPT_WRAP, OPT_ENGINE,
3ee1eac2 85 OPT_R_ENUM,
6bd4e3f2 86 OPT_PROV_ENUM,
7e1b7485 87 OPT_V_ENUM,
71434aed
DB		 88 OPT_CIPHER,
89 OPT_ORIGINATOR
7e1b7485
RS		 90} OPTION_CHOICE;
91
44c83ebd 92const OPTIONS cms_options[] = {
92de469f 93 {OPT_HELP_STR, 1, '-', "Usage: %s [options] [cert...]\n"},
5388f986
RS		 94
95 OPT_SECTION("General"),
7e1b7485 96 {"help", OPT_HELP, '-', "Display this summary"},
f47e5647
DSH		 97 {"inform", OPT_INFORM, 'c', "Input format SMIME (default), PEM or DER"},
98 {"outform", OPT_OUTFORM, 'c',
7e1b7485
RS		 99 "Output format SMIME (default), PEM or DER"},
100 {"in", OPT_IN, '<', "Input file"},
101 {"out", OPT_OUT, '>', "Output file"},
5388f986
RS		 102 {"debug_decrypt", OPT_DEBUG_DECRYPT, '-',
103 "Disable MMA protection and return an error if no recipient found"
104 " (see documentation)"},
105 {"stream", OPT_INDEF, '-', "Enable CMS streaming"},
106 {"indef", OPT_INDEF, '-', "Same as -stream"},
107 {"noindef", OPT_NOINDEF, '-', "Disable CMS streaming"},
108 {"crlfeol", OPT_CRLFEOL, '-', "Use CRLF as EOL termination instead of CR only" },
109 {"CAfile", OPT_CAFILE, '<', "Trusted certificates file"},
110 {"CApath", OPT_CAPATH, '/', "trusted certificates directory"},
111 {"CAstore", OPT_CASTORE, ':', "trusted certificates store URI"},
112 {"no-CAfile", OPT_NOCAFILE, '-',
113 "Do not load the default certificates file"},
114 {"no-CApath", OPT_NOCAPATH, '-',
115 "Do not load certificates from the default certificates directory"},
116 {"no-CAstore", OPT_NOCASTORE, '-',
117 "Do not load certificates from the default certificates store"},
118# ifndef OPENSSL_NO_ENGINE
119 {"engine", OPT_ENGINE, 's', "Use engine e, possibly a hardware device"},
120# endif
121
122 OPT_SECTION("Action"),
7e1b7485
RS		 123 {"encrypt", OPT_ENCRYPT, '-', "Encrypt message"},
124 {"decrypt", OPT_DECRYPT, '-', "Decrypt encrypted message"},
125 {"sign", OPT_SIGN, '-', "Sign message"},
16e1b281 126 {"sign_receipt", OPT_SIGN_RECEIPT, '-', "Generate a signed receipt for the message"},
12d56b29 127 {"resign", OPT_RESIGN, '-', "Resign a signed message"},
e85d19c6 128 {"cades", OPT_CADES, '-', "Include signer certificate digest"},
7e1b7485 129 {"verify", OPT_VERIFY, '-', "Verify signed message"},
38546024
RS		 130 {"verify_retcode", OPT_VERIFY_RETCODE, '-',
131 "Exit non-zero on verification failure"},
132 {"verify_receipt", OPT_VERIFY_RECEIPT, '<',
133 "Verify receipts; exit if receipt signatures do not verify"},
38546024
RS		 134 {"digest_verify", OPT_DIGEST_VERIFY, '-',
135 "Verify a CMS \"DigestedData\" object and output it"},
136 {"digest_create", OPT_DIGEST_CREATE, '-',
137 "Create a CMS \"DigestedData\" object"},
138 {"compress", OPT_COMPRESS, '-', "Create a CMS \"CompressedData\" object"},
5388f986
RS		 139 {"uncompress", OPT_UNCOMPRESS, '-',
140 "Uncompress a CMS \"CompressedData\" object"},
38546024
RS		 141 {"EncryptedData_decrypt", OPT_ED_DECRYPT, '-',
142 "Decrypt CMS \"EncryptedData\" object using symmetric key"},
143 {"EncryptedData_encrypt", OPT_ED_ENCRYPT, '-',
144 "Create CMS \"EncryptedData\" object using symmetric key"},
5388f986
RS		 145 {"data_out", OPT_DATA_OUT, '-', "Copy CMS \"Data\" object to output"},
146 {"data_create", OPT_DATA_CREATE, '-', "Create a CMS \"Data\" object"},
147 {"cmsout", OPT_CMSOUT, '-', "Output CMS structure"},
148 {"no_content_verify", OPT_NO_CONTENT_VERIFY, '-',
149 "Do not verify signed content signatures"},
150 {"no_attr_verify", OPT_NO_ATTR_VERIFY, '-',
151 "Do not verify signed attribute signatures"},
152 {"nointern", OPT_NOINTERN, '-',
153 "Don't search certificates in message for signer"},
154 {"noverify", OPT_NOVERIFY, '-', "Don't verify signers certificate"},
155
156 OPT_SECTION("Formatting"),
7e1b7485 157 {"text", OPT_TEXT, '-', "Include or delete text MIME headers"},
38546024
RS		 158 {"asciicrlf", OPT_ASCIICRLF, '-',
159 "Perform CRLF canonicalisation when signing"},
7e1b7485 160 {"nodetach", OPT_NODETACH, '-', "Use opaque signing"},
12d56b29 161 {"nosmimecap", OPT_NOSMIMECAP, '-', "Omit the SMIMECapabilities attribute"},
5388f986 162 {"noattr", OPT_NOATTR, '-', "Don't include any signed attributes"},
7e1b7485
RS		 163 {"binary", OPT_BINARY, '-', "Don't translate message to text"},
164 {"keyid", OPT_KEYID, '-', "Use subject key identifier"},
165 {"nosigs", OPT_NOSIGS, '-', "Don't verify message signature"},
5388f986
RS		 166 {"nocerts", OPT_NOCERTS, '-',
167 "Don't include signers certificate when signing"},
168 {"noout", OPT_NOOUT, '-',
169 "For the -cmsout operation do not output the parsed CMS structure"},
12d56b29 170 {"receipt_request_print", OPT_RR_PRINT, '-', "Print CMS Receipt Request" },
38546024
RS		 171 {"receipt_request_all", OPT_RR_ALL, '-',
172 "When signing, create a receipt request for all recipients"},
173 {"receipt_request_first", OPT_RR_FIRST, '-',
174 "When signing, create a receipt request for first recipient"},
12d56b29 175 {"rctform", OPT_RCTFORM, 'F', "Receipt file format"},
7e1b7485 176 {"certfile", OPT_CERTFILE, '<', "Other certificates file"},
7e1b7485
RS		 177 {"content", OPT_CONTENT, '<',
178 "Supply or override content for detached signature"},
609b0852 179 {"print", OPT_PRINT, '-',
12d56b29 180 "For the -cmsout operation print out all fields of the CMS structure"},
5388f986
RS		 181 {"certsout", OPT_CERTSOUT, '>', "Certificate output file"},
182
183 OPT_SECTION("Keying"),
38546024
RS		 184 {"secretkey", OPT_SECRETKEY, 's',
185 "Use specified hex-encoded key to decrypt/encrypt recipients or content"},
186 {"secretkeyid", OPT_SECRETKEYID, 's',
187 "Identity of the -secretkey for CMS \"KEKRecipientInfo\" object"},
188 {"pwri_password", OPT_PWRI_PASSWORD, 's',
189 "Specific password for recipient"},
7e1b7485 190 {"passin", OPT_PASSIN, 's', "Input file pass phrase source"},
5388f986
RS		 191 {"inkey", OPT_INKEY, 's',
192 "Input private key (if not signer or recipient)"},
193 {"keyform", OPT_KEYFORM, 'f', "Input private key format (PEM or ENGINE)"},
194 {"keyopt", OPT_KEYOPT, 's', "Set public key parameters as n:v pairs"},
195
196 OPT_SECTION("Mail header"),
197 {"econtent_type", OPT_ECONTENT_TYPE, 's', "OID for external content"},
7e1b7485
RS		 198 {"to", OPT_TO, 's', "To address"},
199 {"from", OPT_FROM, 's', "From address"},
200 {"subject", OPT_SUBJECT, 's', "Subject"},
201 {"signer", OPT_SIGNER, 's', "Signer certificate file"},
71434aed 202 {"originator", OPT_ORIGINATOR, 's', "Originator certificate file"},
7e1b7485 203 {"recip", OPT_RECIP, '<', "Recipient cert file for decryption"},
38546024
RS		 204 {"receipt_request_from", OPT_RR_FROM, 's',
205 "Create signed receipt request with specified email address"},
206 {"receipt_request_to", OPT_RR_TO, 's',
207 "Create signed receipt targeted to specified address"},
5388f986
RS		 208
209 OPT_SECTION("Encryption"),
210 {"md", OPT_MD, 's', "Digest algorithm to use when signing or resigning"},
9c3bcfa0 211 {"", OPT_CIPHER, '-', "Any supported cipher"},
5388f986
RS		 212
213 OPT_SECTION("Key-wrapping"),
7e1b7485
RS		 214 {"aes128-wrap", OPT_AES128_WRAP, '-', "Use AES128 to wrap key"},
215 {"aes192-wrap", OPT_AES192_WRAP, '-', "Use AES192 to wrap key"},
216 {"aes256-wrap", OPT_AES256_WRAP, '-', "Use AES256 to wrap key"},
7e1b7485
RS		 217# ifndef OPENSSL_NO_DES
218 {"des3-wrap", OPT_3DES_WRAP, '-', "Use 3DES-EDE to wrap key"},
219# endif
71434aed 220 {"wrap", OPT_WRAP, 's', "Any wrap cipher to wrap key"},
5388f986
RS		 221
222 OPT_R_OPTIONS,
223 OPT_V_OPTIONS,
6bd4e3f2 224 OPT_PROV_OPTIONS,
92de469f
RS		 225
226 OPT_PARAMETERS(),
227 {"cert", 0, 0, "Recipient certs (optional; used only when encrypting)"},
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;
71434aed 244 X509 *cert = NULL, *recip = NULL, *signer = NULL, *originator = NULL;
7e1b7485
RS		 245 X509_STORE *store = NULL;
246 X509_VERIFY_PARAM *vpm = NULL;
247 char *certfile = NULL, *keyfile = NULL, *contfile = NULL;
fd3397fc 248 const char *CAfile = NULL, *CApath = NULL, *CAstore = NULL;
cc696296 249 char *certsoutfile = NULL;
fd3397fc 250 int noCAfile = 0, noCApath = 0, noCAstore = 0;
3ee1eac2 251 char *infile = NULL, *outfile = NULL, *rctfile = NULL;
71434aed 252 char *passinarg = NULL, *passin = NULL, *signerfile = NULL, *originatorfile = NULL, *recipfile = NULL;
7e1b7485
RS		 253 char *to = NULL, *from = NULL, *subject = NULL, *prog;
254 cms_key_param *key_first = NULL, *key_param = NULL;
3ee1eac2 255 int flags = CMS_DETACHED, noout = 0, print = 0, keyidx = -1, vpmtouched = 0;
0f113f3e 256 int informat = FORMAT_SMIME, outformat = FORMAT_SMIME;
3ee1eac2 257 int operation = 0, ret = 1, rr_print = 0, rr_allorfirst = -1;
7e1b7485 258 int verify_retcode = 0, rctformat = FORMAT_SMIME, keyform = FORMAT_PEM;
0f113f3e 259 size_t secret_keylen = 0, secret_keyidlen = 0;
7e1b7485
RS		 260 unsigned char *pwri_pass = NULL, *pwri_tmp = NULL;
261 unsigned char *secret_key = NULL, *secret_keyid = NULL;
262 long ltmp;
2197494d 263 const char *mime_eol = "\n";
7e1b7485 264 OPTION_CHOICE o;
0f113f3e 265
7e1b7485
RS		 266 if ((vpm = X509_VERIFY_PARAM_new()) == NULL)
267 return 1;
0f113f3e 268
7e1b7485
RS		 269 prog = opt_init(argc, argv, cms_options);
270 while ((o = opt_next()) != OPT_EOF) {
271 switch (o) {
272 case OPT_EOF:
273 case OPT_ERR:
274 opthelp:
275 BIO_printf(bio_err, "%s: Use -help for summary.\n", prog);
276 goto end;
277 case OPT_HELP:
278 opt_help(cms_options);
279 ret = 0;
280 goto end;
281 case OPT_INFORM:
f47e5647 282 if (!opt_format(opt_arg(), OPT_FMT_PDS, &informat))
7e1b7485
RS		 283 goto opthelp;
284 break;
285 case OPT_OUTFORM:
f47e5647 286 if (!opt_format(opt_arg(), OPT_FMT_PDS, &outformat))
7e1b7485
RS		 287 goto opthelp;
288 break;
289 case OPT_OUT:
290 outfile = opt_arg();
291 break;
292 case OPT_ENCRYPT:
0f113f3e 293 operation = SMIME_ENCRYPT;
7e1b7485
RS		 294 break;
295 case OPT_DECRYPT:
0f113f3e 296 operation = SMIME_DECRYPT;
7e1b7485
RS		 297 break;
298 case OPT_SIGN:
0f113f3e 299 operation = SMIME_SIGN;
7e1b7485
RS		 300 break;
301 case OPT_SIGN_RECEIPT:
0f113f3e 302 operation = SMIME_SIGN_RECEIPT;
7e1b7485
RS		 303 break;
304 case OPT_RESIGN:
0f113f3e 305 operation = SMIME_RESIGN;
7e1b7485
RS		 306 break;
307 case OPT_VERIFY:
0f113f3e 308 operation = SMIME_VERIFY;
7e1b7485
RS		 309 break;
310 case OPT_VERIFY_RETCODE:
0f113f3e 311 verify_retcode = 1;
7e1b7485
RS		 312 break;
313 case OPT_VERIFY_RECEIPT:
0f113f3e 314 operation = SMIME_VERIFY_RECEIPT;
7e1b7485
RS		 315 rctfile = opt_arg();
316 break;
317 case OPT_CMSOUT:
0f113f3e 318 operation = SMIME_CMSOUT;
7e1b7485
RS		 319 break;
320 case OPT_DATA_OUT:
0f113f3e 321 operation = SMIME_DATAOUT;
7e1b7485
RS		 322 break;
323 case OPT_DATA_CREATE:
0f113f3e 324 operation = SMIME_DATA_CREATE;
7e1b7485
RS		 325 break;
326 case OPT_DIGEST_VERIFY:
0f113f3e 327 operation = SMIME_DIGEST_VERIFY;
7e1b7485
RS		 328 break;
329 case OPT_DIGEST_CREATE:
0f113f3e 330 operation = SMIME_DIGEST_CREATE;
7e1b7485
RS		 331 break;
332 case OPT_COMPRESS:
0f113f3e 333 operation = SMIME_COMPRESS;
7e1b7485
RS		 334 break;
335 case OPT_UNCOMPRESS:
0f113f3e 336 operation = SMIME_UNCOMPRESS;
7e1b7485
RS		 337 break;
338 case OPT_ED_DECRYPT:
0f113f3e 339 operation = SMIME_ENCRYPTED_DECRYPT;
7e1b7485
RS		 340 break;
341 case OPT_ED_ENCRYPT:
0f113f3e 342 operation = SMIME_ENCRYPTED_ENCRYPT;
7e1b7485
RS		 343 break;
344 case OPT_DEBUG_DECRYPT:
0f113f3e 345 flags |= CMS_DEBUG_DECRYPT;
7e1b7485
RS		 346 break;
347 case OPT_TEXT:
0f113f3e 348 flags |= CMS_TEXT;
7e1b7485
RS		 349 break;
350 case OPT_ASCIICRLF:
0f113f3e 351 flags |= CMS_ASCIICRLF;
7e1b7485
RS		 352 break;
353 case OPT_NOINTERN:
0f113f3e 354 flags |= CMS_NOINTERN;
7e1b7485
RS		 355 break;
356 case OPT_NOVERIFY:
0f113f3e 357 flags |= CMS_NO_SIGNER_CERT_VERIFY;
7e1b7485
RS		 358 break;
359 case OPT_NOCERTS:
0f113f3e 360 flags |= CMS_NOCERTS;
7e1b7485
RS		 361 break;
362 case OPT_NOATTR:
0f113f3e 363 flags |= CMS_NOATTR;
7e1b7485
RS		 364 break;
365 case OPT_NODETACH:
0f113f3e 366 flags &= ~CMS_DETACHED;
7e1b7485
RS		 367 break;
368 case OPT_NOSMIMECAP:
0f113f3e 369 flags |= CMS_NOSMIMECAP;
7e1b7485
RS		 370 break;
371 case OPT_BINARY:
0f113f3e 372 flags |= CMS_BINARY;
e85d19c6
AI		 373 break;
374 case OPT_CADES:
375 flags |= CMS_CADES;
7e1b7485
RS		 376 break;
377 case OPT_KEYID:
0f113f3e 378 flags |= CMS_USE_KEYID;
7e1b7485
RS		 379 break;
380 case OPT_NOSIGS:
0f113f3e 381 flags |= CMS_NOSIGS;
7e1b7485
RS		 382 break;
383 case OPT_NO_CONTENT_VERIFY:
0f113f3e 384 flags |= CMS_NO_CONTENT_VERIFY;
7e1b7485
RS		 385 break;
386 case OPT_NO_ATTR_VERIFY:
0f113f3e 387 flags |= CMS_NO_ATTR_VERIFY;
7e1b7485
RS		 388 break;
389 case OPT_INDEF:
0f113f3e 390 flags |= CMS_STREAM;
7e1b7485
RS		 391 break;
392 case OPT_NOINDEF:
0f113f3e 393 flags &= ~CMS_STREAM;
7e1b7485 394 break;
7e1b7485 395 case OPT_CRLFEOL:
2197494d 396 mime_eol = "\r\n";
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;
fd3397fc
RL		 430 case OPT_CASTORE:
431 CAstore = opt_arg();
432 break;
2b6bcb70
MC		 433 case OPT_NOCAFILE:
434 noCAfile = 1;
435 break;
436 case OPT_NOCAPATH:
437 noCApath = 1;
438 break;
fd3397fc
RL		 439 case OPT_NOCASTORE:
440 noCAstore = 1;
441 break;
7e1b7485
RS		 442 case OPT_IN:
443 infile = opt_arg();
444 break;
445 case OPT_CONTENT:
446 contfile = opt_arg();
447 break;
448 case OPT_RR_FROM:
449 if (rr_from == NULL
450 && (rr_from = sk_OPENSSL_STRING_new_null()) == NULL)
451 goto end;
452 sk_OPENSSL_STRING_push(rr_from, opt_arg());
453 break;
454 case OPT_RR_TO:
455 if (rr_to == NULL
456 && (rr_to = sk_OPENSSL_STRING_new_null()) == NULL)
457 goto end;
458 sk_OPENSSL_STRING_push(rr_to, opt_arg());
459 break;
460 case OPT_PRINT:
461 noout = print = 1;
462 break;
463 case OPT_SECRETKEY:
08f6ae5b 464 if (secret_key != NULL) {
efba7787
MC		 465 BIO_printf(bio_err, "Invalid key (supplied twice) %s\n",
466 opt_arg());
08f6ae5b
MC		 467 goto opthelp;
468 }
14f051a0 469 secret_key = OPENSSL_hexstr2buf(opt_arg(), &ltmp);
7e1b7485
RS		 470 if (secret_key == NULL) {
471 BIO_printf(bio_err, "Invalid key %s\n", opt_arg());
472 goto end;
0f113f3e
MC		 473 }
474 secret_keylen = (size_t)ltmp;
7e1b7485
RS		 475 break;
476 case OPT_SECRETKEYID:
08f6ae5b 477 if (secret_keyid != NULL) {
efba7787
MC		 478 BIO_printf(bio_err, "Invalid id (supplied twice) %s\n",
479 opt_arg());
08f6ae5b
MC		 480 goto opthelp;
481 }
14f051a0 482 secret_keyid = OPENSSL_hexstr2buf(opt_arg(), &ltmp);
7e1b7485
RS		 483 if (secret_keyid == NULL) {
484 BIO_printf(bio_err, "Invalid id %s\n", opt_arg());
485 goto opthelp;
0f113f3e
MC		 486 }
487 secret_keyidlen = (size_t)ltmp;
7e1b7485
RS		 488 break;
489 case OPT_PWRI_PASSWORD:
490 pwri_pass = (unsigned char *)opt_arg();
491 break;
492 case OPT_ECONTENT_TYPE:
08f6ae5b 493 if (econtent_type != NULL) {
efba7787
MC		 494 BIO_printf(bio_err, "Invalid OID (supplied twice) %s\n",
495 opt_arg());
08f6ae5b
MC		 496 goto opthelp;
497 }
7e1b7485
RS		 498 econtent_type = OBJ_txt2obj(opt_arg(), 0);
499 if (econtent_type == NULL) {
500 BIO_printf(bio_err, "Invalid OID %s\n", opt_arg());
501 goto opthelp;
0f113f3e 502 }
7e1b7485 503 break;
7e1b7485 504 case OPT_ENGINE:
333b070e 505 e = setup_engine(opt_arg(), 0);
7e1b7485
RS		 506 break;
507 case OPT_PASSIN:
508 passinarg = opt_arg();
509 break;
510 case OPT_TO:
511 to = opt_arg();
512 break;
513 case OPT_FROM:
514 from = opt_arg();
515 break;
516 case OPT_SUBJECT:
517 subject = opt_arg();
518 break;
519 case OPT_CERTSOUT:
520 certsoutfile = opt_arg();
521 break;
522 case OPT_MD:
523 if (!opt_md(opt_arg(), &sign_md))
524 goto end;
525 break;
526 case OPT_SIGNER:
0f113f3e 527 /* If previous -signer argument add signer to list */
2234212c 528 if (signerfile != NULL) {
7e1b7485
RS		 529 if (sksigners == NULL
530 && (sksigners = sk_OPENSSL_STRING_new_null()) == NULL)
531 goto end;
0f113f3e 532 sk_OPENSSL_STRING_push(sksigners, signerfile);
7e1b7485 533 if (keyfile == NULL)
0f113f3e 534 keyfile = signerfile;
7e1b7485
RS		 535 if (skkeys == NULL
536 && (skkeys = sk_OPENSSL_STRING_new_null()) == NULL)
537 goto end;
0f113f3e
MC		 538 sk_OPENSSL_STRING_push(skkeys, keyfile);
539 keyfile = NULL;
540 }
7e1b7485
RS		 541 signerfile = opt_arg();
542 break;
71434aed
DB		 543 case OPT_ORIGINATOR:
544 originatorfile = opt_arg();
545 break;
7e1b7485 546 case OPT_INKEY:
ceab33e2 547 /* If previous -inkey argument add signer to list */
2234212c 548 if (keyfile != NULL) {
7e1b7485 549 if (signerfile == NULL) {
0f113f3e 550 BIO_puts(bio_err, "Illegal -inkey without -signer\n");
7e1b7485 551 goto end;
0f113f3e 552 }
7e1b7485
RS		 553 if (sksigners == NULL
554 && (sksigners = sk_OPENSSL_STRING_new_null()) == NULL)
555 goto end;
0f113f3e
MC		 556 sk_OPENSSL_STRING_push(sksigners, signerfile);
557 signerfile = NULL;
7e1b7485
RS		 558 if (skkeys == NULL
559 && (skkeys = sk_OPENSSL_STRING_new_null()) == NULL)
560 goto end;
0f113f3e
MC		 561 sk_OPENSSL_STRING_push(skkeys, keyfile);
562 }
7e1b7485
RS		 563 keyfile = opt_arg();
564 break;
565 case OPT_KEYFORM:
566 if (!opt_format(opt_arg(), OPT_FMT_ANY, &keyform))
567 goto opthelp;
568 break;
569 case OPT_RECIP:
570 if (operation == SMIME_ENCRYPT) {
571 if (encerts == NULL && (encerts = sk_X509_new_null()) == NULL)
572 goto end;
a773b52a 573 cert = load_cert(opt_arg(), FORMAT_PEM,
7e1b7485
RS		 574 "recipient certificate file");
575 if (cert == NULL)
576 goto end;
577 sk_X509_push(encerts, cert);
578 cert = NULL;
2234212c 579 } else {
7e1b7485 580 recipfile = opt_arg();
2234212c 581 }
7e1b7485
RS		 582 break;
583 case OPT_CIPHER:
584 if (!opt_cipher(opt_unknown(), &cipher))
585 goto end;
586 break;
587 case OPT_KEYOPT:
588 keyidx = -1;
0f113f3e 589 if (operation == SMIME_ENCRYPT) {
2234212c 590 if (encerts != NULL)
0f113f3e
MC		 591 keyidx += sk_X509_num(encerts);
592 } else {
2234212c 593 if (keyfile != NULL || signerfile != NULL)
0f113f3e 594 keyidx++;
2234212c 595 if (skkeys != NULL)
0f113f3e
MC		 596 keyidx += sk_OPENSSL_STRING_num(skkeys);
597 }
598 if (keyidx < 0) {
599 BIO_printf(bio_err, "No key specified\n");
7e1b7485 600 goto opthelp;
0f113f3e
MC		 601 }
602 if (key_param == NULL || key_param->idx != keyidx) {
603 cms_key_param *nparam;
b4faea50 604 nparam = app_malloc(sizeof(*nparam), "key param buffer");
0f113f3e 605 nparam->idx = keyidx;
7e1b7485
RS		 606 if ((nparam->param = sk_OPENSSL_STRING_new_null()) == NULL)
607 goto end;
0f113f3e
MC		 608 nparam->next = NULL;
609 if (key_first == NULL)
610 key_first = nparam;
611 else
612 key_param->next = nparam;
613 key_param = nparam;
614 }
7e1b7485
RS		 615 sk_OPENSSL_STRING_push(key_param->param, opt_arg());
616 break;
617 case OPT_V_CASES:
618 if (!opt_verify(o, vpm))
619 goto end;
620 vpmtouched++;
621 break;
3ee1eac2
RS		 622 case OPT_R_CASES:
623 if (!opt_rand(o))
624 goto end;
625 break;
6bd4e3f2
P		 626 case OPT_PROV_CASES:
627 if (!opt_provider(o))
628 goto end;
629 break;
7e1b7485 630 case OPT_3DES_WRAP:
9c3bcfa0 631# ifndef OPENSSL_NO_DES
7e1b7485 632 wrap_cipher = EVP_des_ede3_wrap();
7e1b7485 633# endif
9c3bcfa0 634 break;
7e1b7485
RS		 635 case OPT_AES128_WRAP:
636 wrap_cipher = EVP_aes_128_wrap();
637 break;
638 case OPT_AES192_WRAP:
639 wrap_cipher = EVP_aes_192_wrap();
640 break;
641 case OPT_AES256_WRAP:
642 wrap_cipher = EVP_aes_256_wrap();
643 break;
71434aed
DB		 644 case OPT_WRAP:
645 if (!opt_cipher(opt_unknown(), &wrap_cipher))
646 goto end;
647 break;
7e1b7485 648 }
0f113f3e 649 }
7e1b7485
RS		 650 argc = opt_num_rest();
651 argv = opt_rest();
0f113f3e 652
2234212c 653 if ((rr_allorfirst != -1 || rr_from != NULL) && rr_to == NULL) {
0f113f3e 654 BIO_puts(bio_err, "No Signed Receipts Recipients\n");
7e1b7485 655 goto opthelp;
0f113f3e
MC		 656 }
657
2234212c 658 if (!(operation & SMIME_SIGNERS) && (rr_to != NULL || rr_from != NULL)) {
0f113f3e 659 BIO_puts(bio_err, "Signed receipts only allowed with -sign\n");
7e1b7485 660 goto opthelp;
0f113f3e 661 }
2234212c 662 if (!(operation & SMIME_SIGNERS) && (skkeys != NULL || sksigners != NULL)) {
0f113f3e 663 BIO_puts(bio_err, "Multiple signers or keys not allowed\n");
7e1b7485 664 goto opthelp;
0f113f3e
MC		 665 }
666
8c89c80a
F		 667 if (flags & CMS_CADES) {
668 if (flags & CMS_NOATTR) {
669 BIO_puts(bio_err, "Incompatible options: "
670 "CAdES required signed attributes\n");
671 goto opthelp;
672 }
673 }
674
0f113f3e 675 if (operation & SMIME_SIGNERS) {
2234212c 676 if (keyfile != NULL && signerfile == NULL) {
0f113f3e 677 BIO_puts(bio_err, "Illegal -inkey without -signer\n");
7e1b7485 678 goto opthelp;
0f113f3e
MC		 679 }
680 /* Check to see if any final signer needs to be appended */
2234212c
PY		 681 if (signerfile != NULL) {
682 if (sksigners == NULL
7e1b7485
RS		 683 && (sksigners = sk_OPENSSL_STRING_new_null()) == NULL)
684 goto end;
0f113f3e 685 sk_OPENSSL_STRING_push(sksigners, signerfile);
2234212c 686 if (skkeys == NULL && (skkeys = sk_OPENSSL_STRING_new_null()) == NULL)
7e1b7485 687 goto end;
2234212c 688 if (keyfile == NULL)
0f113f3e
MC		 689 keyfile = signerfile;
690 sk_OPENSSL_STRING_push(skkeys, keyfile);
691 }
2234212c 692 if (sksigners == NULL) {
0f113f3e 693 BIO_printf(bio_err, "No signer certificate specified\n");
7e1b7485 694 goto opthelp;
0f113f3e
MC		 695 }
696 signerfile = NULL;
697 keyfile = NULL;
2234212c
PY		 698 } else if (operation == SMIME_DECRYPT) {
699 if (recipfile == NULL && keyfile == NULL
700 && secret_key == NULL && pwri_pass == NULL) {
0f113f3e
MC		 701 BIO_printf(bio_err,
702 "No recipient certificate or key specified\n");
7e1b7485 703 goto opthelp;
0f113f3e
MC		 704 }
705 } else if (operation == SMIME_ENCRYPT) {
2234212c
PY		 706 if (*argv == NULL && secret_key == NULL
707 && pwri_pass == NULL && encerts == NULL) {
0f113f3e 708 BIO_printf(bio_err, "No recipient(s) certificate(s) specified\n");
7e1b7485 709 goto opthelp;
0f113f3e 710 }
2234212c 711 } else if (!operation) {
42151b8e 712 BIO_printf(bio_err, "No operation option (-encrypt|-decrypt|-sign|-verify|...) specified.\n");
7e1b7485 713 goto opthelp;
2234212c 714 }
7e1b7485 715
7e1b7485 716 if (!app_passwd(passinarg, NULL, &passin, NULL)) {
0f113f3e
MC		 717 BIO_printf(bio_err, "Error getting password\n");
718 goto end;
719 }
720
0f113f3e
MC		 721 ret = 2;
722
723 if (!(operation & SMIME_SIGNERS))
724 flags &= ~CMS_DETACHED;
725
2234212c 726 if (!(operation & SMIME_OP))
0f113f3e 727 if (flags & CMS_BINARY)
bdd58d98 728 outformat = FORMAT_BINARY;
0f113f3e 729
2234212c 730 if (!(operation & SMIME_IP))
0f113f3e 731 if (flags & CMS_BINARY)
bdd58d98 732 informat = FORMAT_BINARY;
0f113f3e
MC		 733
734 if (operation == SMIME_ENCRYPT) {
735 if (!cipher) {
736# ifndef OPENSSL_NO_DES
737 cipher = EVP_des_ede3_cbc();
738# else
739 BIO_printf(bio_err, "No cipher selected\n");
740 goto end;
741# endif
742 }
743
744 if (secret_key && !secret_keyid) {
745 BIO_printf(bio_err, "No secret key id\n");
746 goto end;
747 }
748
2234212c 749 if (*argv && encerts == NULL)
7e1b7485
RS		 750 if ((encerts = sk_X509_new_null()) == NULL)
751 goto end;
752 while (*argv) {
a773b52a 753 if ((cert = load_cert(*argv, FORMAT_PEM,
75ebbd9a 754 "recipient certificate file")) == NULL)
0f113f3e
MC		 755 goto end;
756 sk_X509_push(encerts, cert);
757 cert = NULL;
7e1b7485 758 argv++;
0f113f3e
MC		 759 }
760 }
761
2234212c 762 if (certfile != NULL) {
a773b52a 763 if (!load_certs(certfile, &other, FORMAT_PEM, NULL,
0996dc54 764 "certificate file")) {
0f113f3e
MC		 765 ERR_print_errors(bio_err);
766 goto end;
767 }
768 }
769
2234212c 770 if (recipfile != NULL && (operation == SMIME_DECRYPT)) {
a773b52a 771 if ((recip = load_cert(recipfile, FORMAT_PEM,
75ebbd9a 772 "recipient certificate file")) == NULL) {
0f113f3e
MC		 773 ERR_print_errors(bio_err);
774 goto end;
775 }
776 }
777
71434aed
DB		 778 if (originatorfile != NULL) {
779 if ((originator = load_cert(originatorfile, FORMAT_PEM,
780 "originator certificate file")) == NULL) {
781 ERR_print_errors(bio_err);
782 goto end;
783 }
784 }
785
0f113f3e 786 if (operation == SMIME_SIGN_RECEIPT) {
a773b52a 787 if ((signer = load_cert(signerfile, FORMAT_PEM,
75ebbd9a 788 "receipt signer certificate file")) == NULL) {
0f113f3e
MC		 789 ERR_print_errors(bio_err);
790 goto end;
791 }
792 }
793
71434aed 794 if ((operation == SMIME_DECRYPT) || (operation == SMIME_ENCRYPT)) {
2234212c 795 if (keyfile == NULL)
0f113f3e
MC		 796 keyfile = recipfile;
797 } else if ((operation == SMIME_SIGN) || (operation == SMIME_SIGN_RECEIPT)) {
2234212c 798 if (keyfile == NULL)
0f113f3e 799 keyfile = signerfile;
2234212c 800 } else {
0f113f3e 801 keyfile = NULL;
2234212c 802 }
0f113f3e 803
2234212c 804 if (keyfile != NULL) {
7e1b7485 805 key = load_key(keyfile, keyform, 0, passin, e, "signing key file");
2234212c 806 if (key == NULL)
0f113f3e
MC		 807 goto end;
808 }
809
bdd58d98 810 in = bio_open_default(infile, 'r', informat);
7e1b7485
RS		 811 if (in == NULL)
812 goto end;
0f113f3e
MC		 813
814 if (operation & SMIME_IP) {
2234212c 815 if (informat == FORMAT_SMIME) {
0f113f3e 816 cms = SMIME_read_CMS(in, &indata);
2234212c 817 } else if (informat == FORMAT_PEM) {
0f113f3e 818 cms = PEM_read_bio_CMS(in, NULL, NULL, NULL);
2234212c 819 } else if (informat == FORMAT_ASN1) {
0f113f3e 820 cms = d2i_CMS_bio(in, NULL);
2234212c 821 } else {
0f113f3e
MC		 822 BIO_printf(bio_err, "Bad input format for CMS file\n");
823 goto end;
824 }
825
2234212c 826 if (cms == NULL) {
0f113f3e
MC		 827 BIO_printf(bio_err, "Error reading S/MIME message\n");
828 goto end;
829 }
2234212c 830 if (contfile != NULL) {
0f113f3e 831 BIO_free(indata);
75ebbd9a 832 if ((indata = BIO_new_file(contfile, "rb")) == NULL) {
0f113f3e
MC		 833 BIO_printf(bio_err, "Can't read content file %s\n", contfile);
834 goto end;
835 }
836 }
2234212c 837 if (certsoutfile != NULL) {
0f113f3e
MC		 838 STACK_OF(X509) *allcerts;
839 allcerts = CMS_get1_certs(cms);
840 if (!save_certs(certsoutfile, allcerts)) {
841 BIO_printf(bio_err,
842 "Error writing certs to %s\n", certsoutfile);
843 ret = 5;
844 goto end;
845 }
846 sk_X509_pop_free(allcerts, X509_free);
847 }
848 }
849
2234212c 850 if (rctfile != NULL) {
0f113f3e 851 char *rctmode = (rctformat == FORMAT_ASN1) ? "rb" : "r";
75ebbd9a 852 if ((rctin = BIO_new_file(rctfile, rctmode)) == NULL) {
0f113f3e
MC		 853 BIO_printf(bio_err, "Can't open receipt file %s\n", rctfile);
854 goto end;
855 }
856
2234212c 857 if (rctformat == FORMAT_SMIME) {
0f113f3e 858 rcms = SMIME_read_CMS(rctin, NULL);
2234212c 859 } else if (rctformat == FORMAT_PEM) {
0f113f3e 860 rcms = PEM_read_bio_CMS(rctin, NULL, NULL, NULL);
2234212c 861 } else if (rctformat == FORMAT_ASN1) {
0f113f3e 862 rcms = d2i_CMS_bio(rctin, NULL);
2234212c 863 } else {
0f113f3e
MC		 864 BIO_printf(bio_err, "Bad input format for receipt\n");
865 goto end;
866 }
867
2234212c 868 if (rcms == NULL) {
0f113f3e
MC		 869 BIO_printf(bio_err, "Error reading receipt\n");
870 goto end;
871 }
872 }
873
bdd58d98 874 out = bio_open_default(outfile, 'w', outformat);
7e1b7485
RS		 875 if (out == NULL)
876 goto end;
0f113f3e
MC		 877
878 if ((operation == SMIME_VERIFY) || (operation == SMIME_VERIFY_RECEIPT)) {
fd3397fc
RL		 879 if ((store = setup_verify(CAfile, noCAfile, CApath, noCApath,
880 CAstore, noCAstore)) == NULL)
0f113f3e
MC		 881 goto end;
882 X509_STORE_set_verify_cb(store, cms_cb);
7e1b7485 883 if (vpmtouched)
0f113f3e
MC		 884 X509_STORE_set1_param(store, vpm);
885 }
886
887 ret = 3;
888
889 if (operation == SMIME_DATA_CREATE) {
890 cms = CMS_data_create(in, flags);
891 } else if (operation == SMIME_DIGEST_CREATE) {
892 cms = CMS_digest_create(in, sign_md, flags);
893 } else if (operation == SMIME_COMPRESS) {
894 cms = CMS_compress(in, -1, flags);
895 } else if (operation == SMIME_ENCRYPT) {
896 int i;
897 flags |= CMS_PARTIAL;
898 cms = CMS_encrypt(NULL, in, cipher, flags);
2234212c 899 if (cms == NULL)
0f113f3e
MC		 900 goto end;
901 for (i = 0; i < sk_X509_num(encerts); i++) {
902 CMS_RecipientInfo *ri;
903 cms_key_param *kparam;
71434aed
DB		 904 int tflags = flags | CMS_KEY_PARAM; /* This flag enforces allocating the EVP_PKEY_CTX for the recipient here */
905 EVP_PKEY_CTX *pctx;
0f113f3e 906 X509 *x = sk_X509_value(encerts, i);
71434aed
DB		 907 int res;
908
0f113f3e
MC		 909 for (kparam = key_first; kparam; kparam = kparam->next) {
910 if (kparam->idx == i) {
0f113f3e
MC		 911 break;
912 }
913 }
71434aed 914 ri = CMS_add1_recipient(cms, x, key, originator, tflags);
2234212c 915 if (ri == NULL)
0f113f3e 916 goto end;
71434aed
DB		 917
918 pctx = CMS_RecipientInfo_get0_pkey_ctx(ri);
2234212c 919 if (kparam != NULL) {
0f113f3e
MC		 920 if (!cms_set_pkey_param(pctx, kparam->param))
921 goto end;
922 }
71434aed
DB		 923
924 res = EVP_PKEY_CTX_ctrl(pctx, -1, -1,
925 EVP_PKEY_CTRL_CIPHER,
926 EVP_CIPHER_nid(cipher), NULL);
927 if (res <= 0 && res != -2)
928 goto end;
929
0f113f3e
MC		 930 if (CMS_RecipientInfo_type(ri) == CMS_RECIPINFO_AGREE
931 && wrap_cipher) {
932 EVP_CIPHER_CTX *wctx;
933 wctx = CMS_RecipientInfo_kari_get0_ctx(ri);
934 EVP_EncryptInit_ex(wctx, wrap_cipher, NULL, NULL, NULL);
935 }
936 }
937
2234212c 938 if (secret_key != NULL) {
0f113f3e
MC		 939 if (!CMS_add0_recipient_key(cms, NID_undef,
940 secret_key, secret_keylen,
941 secret_keyid, secret_keyidlen,
942 NULL, NULL, NULL))
943 goto end;
944 /* NULL these because call absorbs them */
945 secret_key = NULL;
946 secret_keyid = NULL;
947 }
2234212c 948 if (pwri_pass != NULL) {
7644a9ae 949 pwri_tmp = (unsigned char *)OPENSSL_strdup((char *)pwri_pass);
2234212c 950 if (pwri_tmp == NULL)
0f113f3e 951 goto end;
2234212c
PY		 952 if (CMS_add0_recipient_password(cms,
953 -1, NID_undef, NID_undef,
954 pwri_tmp, -1, NULL) == NULL)
0f113f3e
MC		 955 goto end;
956 pwri_tmp = NULL;
957 }
958 if (!(flags & CMS_STREAM)) {
959 if (!CMS_final(cms, in, NULL, flags))
960 goto end;
961 }
962 } else if (operation == SMIME_ENCRYPTED_ENCRYPT) {
963 cms = CMS_EncryptedData_encrypt(in, cipher,
964 secret_key, secret_keylen, flags);
965
966 } else if (operation == SMIME_SIGN_RECEIPT) {
967 CMS_ContentInfo *srcms = NULL;
968 STACK_OF(CMS_SignerInfo) *sis;
969 CMS_SignerInfo *si;
970 sis = CMS_get0_SignerInfos(cms);
2234212c 971 if (sis == NULL)
0f113f3e
MC		 972 goto end;
973 si = sk_CMS_SignerInfo_value(sis, 0);
974 srcms = CMS_sign_receipt(si, signer, key, other, flags);
2234212c 975 if (srcms == NULL)
0f113f3e
MC		 976 goto end;
977 CMS_ContentInfo_free(cms);
978 cms = srcms;
979 } else if (operation & SMIME_SIGNERS) {
980 int i;
981 /*
982 * If detached data content we enable streaming if S/MIME output
983 * format.
984 */
985 if (operation == SMIME_SIGN) {
986
987 if (flags & CMS_DETACHED) {
988 if (outformat == FORMAT_SMIME)
989 flags |= CMS_STREAM;
990 }
991 flags |= CMS_PARTIAL;
992 cms = CMS_sign(NULL, NULL, other, in, flags);
2234212c 993 if (cms == NULL)
0f113f3e 994 goto end;
2234212c 995 if (econtent_type != NULL)
0f113f3e
MC		 996 CMS_set1_eContentType(cms, econtent_type);
997
2234212c 998 if (rr_to != NULL) {
0f113f3e 999 rr = make_receipt_request(rr_to, rr_allorfirst, rr_from);
2234212c 1000 if (rr == NULL) {
0f113f3e
MC		 1001 BIO_puts(bio_err,
1002 "Signed Receipt Request Creation Error\n");
1003 goto end;
1004 }
1005 }
2234212c 1006 } else {
0f113f3e 1007 flags |= CMS_REUSE_DIGEST;
2234212c 1008 }
0f113f3e
MC		 1009 for (i = 0; i < sk_OPENSSL_STRING_num(sksigners); i++) {
1010 CMS_SignerInfo *si;
1011 cms_key_param *kparam;
1012 int tflags = flags;
1013 signerfile = sk_OPENSSL_STRING_value(sksigners, i);
1014 keyfile = sk_OPENSSL_STRING_value(skkeys, i);
1015
a773b52a 1016 signer = load_cert(signerfile, FORMAT_PEM, "signer certificate");
a032ed0a
KS		 1017 if (signer == NULL) {
1018 ret = 2;
0f113f3e 1019 goto end;
a032ed0a 1020 }
7e1b7485 1021 key = load_key(keyfile, keyform, 0, passin, e, "signing key file");
a032ed0a
KS		 1022 if (key == NULL) {
1023 ret = 2;
0f113f3e 1024 goto end;
a032ed0a 1025 }
0f113f3e
MC		 1026 for (kparam = key_first; kparam; kparam = kparam->next) {
1027 if (kparam->idx == i) {
1028 tflags |= CMS_KEY_PARAM;
1029 break;
1030 }
1031 }
1032 si = CMS_add1_signer(cms, signer, key, sign_md, tflags);
2234212c 1033 if (si == NULL)
0f113f3e 1034 goto end;
2234212c 1035 if (kparam != NULL) {
0f113f3e
MC		 1036 EVP_PKEY_CTX *pctx;
1037 pctx = CMS_SignerInfo_get0_pkey_ctx(si);
1038 if (!cms_set_pkey_param(pctx, kparam->param))
1039 goto end;
1040 }
2234212c 1041 if (rr != NULL && !CMS_add1_ReceiptRequest(si, rr))
0f113f3e
MC		 1042 goto end;
1043 X509_free(signer);
1044 signer = NULL;
1045 EVP_PKEY_free(key);
1046 key = NULL;
1047 }
1048 /* If not streaming or resigning finalize structure */
1049 if ((operation == SMIME_SIGN) && !(flags & CMS_STREAM)) {
1050 if (!CMS_final(cms, in, NULL, flags))
1051 goto end;
1052 }
1053 }
1054
2234212c 1055 if (cms == NULL) {
0f113f3e
MC		 1056 BIO_printf(bio_err, "Error creating CMS structure\n");
1057 goto end;
1058 }
1059
1060 ret = 4;
1061 if (operation == SMIME_DECRYPT) {
1062 if (flags & CMS_DEBUG_DECRYPT)
1063 CMS_decrypt(cms, NULL, NULL, NULL, NULL, flags);
1064
2234212c 1065 if (secret_key != NULL) {
0f113f3e
MC		 1066 if (!CMS_decrypt_set1_key(cms,
1067 secret_key, secret_keylen,
1068 secret_keyid, secret_keyidlen)) {
1069 BIO_puts(bio_err, "Error decrypting CMS using secret key\n");
1070 goto end;
1071 }
1072 }
1073
2234212c 1074 if (key != NULL) {
71434aed 1075 if (!CMS_decrypt_set1_pkey_and_peer(cms, key, recip, originator)) {
0f113f3e
MC		 1076 BIO_puts(bio_err, "Error decrypting CMS using private key\n");
1077 goto end;
1078 }
1079 }
1080
2234212c 1081 if (pwri_pass != NULL) {
0f113f3e
MC		 1082 if (!CMS_decrypt_set1_password(cms, pwri_pass, -1)) {
1083 BIO_puts(bio_err, "Error decrypting CMS using password\n");
1084 goto end;
1085 }
1086 }
1087
1088 if (!CMS_decrypt(cms, NULL, NULL, indata, out, flags)) {
1089 BIO_printf(bio_err, "Error decrypting CMS structure\n");
1090 goto end;
1091 }
1092 } else if (operation == SMIME_DATAOUT) {
1093 if (!CMS_data(cms, out, flags))
1094 goto end;
1095 } else if (operation == SMIME_UNCOMPRESS) {
1096 if (!CMS_uncompress(cms, indata, out, flags))
1097 goto end;
1098 } else if (operation == SMIME_DIGEST_VERIFY) {
2234212c 1099 if (CMS_digest_verify(cms, indata, out, flags) > 0) {
0f113f3e 1100 BIO_printf(bio_err, "Verification successful\n");
2234212c 1101 } else {
0f113f3e
MC		 1102 BIO_printf(bio_err, "Verification failure\n");
1103 goto end;
1104 }
1105 } else if (operation == SMIME_ENCRYPTED_DECRYPT) {
1106 if (!CMS_EncryptedData_decrypt(cms, secret_key, secret_keylen,
1107 indata, out, flags))
1108 goto end;
1109 } else if (operation == SMIME_VERIFY) {
2234212c 1110 if (CMS_verify(cms, other, store, indata, out, flags) > 0) {
0f113f3e 1111 BIO_printf(bio_err, "Verification successful\n");
2234212c 1112 } else {
0f113f3e
MC		 1113 BIO_printf(bio_err, "Verification failure\n");
1114 if (verify_retcode)
1115 ret = verify_err + 32;
1116 goto end;
1117 }
2234212c 1118 if (signerfile != NULL) {
0f113f3e
MC		 1119 STACK_OF(X509) *signers;
1120 signers = CMS_get0_signers(cms);
1121 if (!save_certs(signerfile, signers)) {
1122 BIO_printf(bio_err,
1123 "Error writing signers to %s\n", signerfile);
1124 ret = 5;
1125 goto end;
1126 }
1127 sk_X509_free(signers);
1128 }
1129 if (rr_print)
ecf3a1fb 1130 receipt_request_print(cms);
0f113f3e
MC		 1131
1132 } else if (operation == SMIME_VERIFY_RECEIPT) {
2234212c 1133 if (CMS_verify_receipt(rcms, cms, other, store, flags) > 0) {
0f113f3e 1134 BIO_printf(bio_err, "Verification successful\n");
2234212c 1135 } else {
0f113f3e
MC		 1136 BIO_printf(bio_err, "Verification failure\n");
1137 goto end;
1138 }
1139 } else {
1140 if (noout) {
1141 if (print)
1142 CMS_ContentInfo_print_ctx(out, cms, 0, NULL);
1143 } else if (outformat == FORMAT_SMIME) {
1144 if (to)
2197494d 1145 BIO_printf(out, "To: %s%s", to, mime_eol);
0f113f3e 1146 if (from)
2197494d 1147 BIO_printf(out, "From: %s%s", from, mime_eol);
0f113f3e 1148 if (subject)
2197494d 1149 BIO_printf(out, "Subject: %s%s", subject, mime_eol);
0f113f3e
MC		 1150 if (operation == SMIME_RESIGN)
1151 ret = SMIME_write_CMS(out, cms, indata, flags);
1152 else
1153 ret = SMIME_write_CMS(out, cms, in, flags);
2234212c 1154 } else if (outformat == FORMAT_PEM) {
0f113f3e 1155 ret = PEM_write_bio_CMS_stream(out, cms, in, flags);
2234212c 1156 } else if (outformat == FORMAT_ASN1) {
0f113f3e 1157 ret = i2d_CMS_bio_stream(out, cms, in, flags);
2234212c 1158 } else {
0f113f3e
MC		 1159 BIO_printf(bio_err, "Bad output format for CMS file\n");
1160 goto end;
1161 }
1162 if (ret <= 0) {
1163 ret = 6;
1164 goto end;
1165 }
1166 }
1167 ret = 0;
1168 end:
1169 if (ret)
1170 ERR_print_errors(bio_err);
0f113f3e
MC		 1171 sk_X509_pop_free(encerts, X509_free);
1172 sk_X509_pop_free(other, X509_free);
7e1b7485 1173 X509_VERIFY_PARAM_free(vpm);
25aaa98a
RS		 1174 sk_OPENSSL_STRING_free(sksigners);
1175 sk_OPENSSL_STRING_free(skkeys);
b548a1f1
RS		 1176 OPENSSL_free(secret_key);
1177 OPENSSL_free(secret_keyid);
1178 OPENSSL_free(pwri_tmp);
0dfb9398 1179 ASN1_OBJECT_free(econtent_type);
25aaa98a
RS		 1180 CMS_ReceiptRequest_free(rr);
1181 sk_OPENSSL_STRING_free(rr_to);
1182 sk_OPENSSL_STRING_free(rr_from);
0f113f3e
MC		 1183 for (key_param = key_first; key_param;) {
1184 cms_key_param *tparam;
1185 sk_OPENSSL_STRING_free(key_param->param);
1186 tparam = key_param->next;
1187 OPENSSL_free(key_param);
1188 key_param = tparam;
1189 }
1190 X509_STORE_free(store);
1191 X509_free(cert);
1192 X509_free(recip);
1193 X509_free(signer);
1194 EVP_PKEY_free(key);
1195 CMS_ContentInfo_free(cms);
1196 CMS_ContentInfo_free(rcms);
dd1abd44 1197 release_engine(e);
0f113f3e
MC		 1198 BIO_free(rctin);
1199 BIO_free(in);
1200 BIO_free(indata);
1201 BIO_free_all(out);
b548a1f1 1202 OPENSSL_free(passin);
26a7d938 1203 return ret;
8931b30d
DSH		 1204}
1205
1206static int save_certs(char *signerfile, STACK_OF(X509) *signers)
0f113f3e
MC		 1207{
1208 int i;
1209 BIO *tmp;
2234212c 1210 if (signerfile == NULL)
0f113f3e
MC		 1211 return 1;
1212 tmp = BIO_new_file(signerfile, "w");
2234212c 1213 if (tmp == NULL)
0f113f3e
MC		 1214 return 0;
1215 for (i = 0; i < sk_X509_num(signers); i++)
1216 PEM_write_bio_X509(tmp, sk_X509_value(signers, i));
1217 BIO_free(tmp);
1218 return 1;
1219}
8931b30d
DSH		 1220
1221/* Minimal callback just to output policy info (if any) */
1222
7f50d9a4 1223static int cms_cb(int ok, X509_STORE_CTX *ctx)
0f113f3e
MC		 1224{
1225 int error;
8931b30d 1226
0f113f3e 1227 error = X509_STORE_CTX_get_error(ctx);
8931b30d 1228
0f113f3e 1229 verify_err = error;
db50661f 1230
0f113f3e
MC		 1231 if ((error != X509_V_ERR_NO_EXPLICIT_POLICY)
1232 && ((error != X509_V_OK) || (ok != 2)))
1233 return ok;
8931b30d 1234
ecf3a1fb 1235 policies_print(ctx);
8931b30d 1236
0f113f3e 1237 return ok;
8931b30d 1238
0f113f3e 1239}
8931b30d 1240
ecf3a1fb 1241static void gnames_stack_print(STACK_OF(GENERAL_NAMES) *gns)
0f113f3e
MC		 1242{
1243 STACK_OF(GENERAL_NAME) *gens;
1244 GENERAL_NAME *gen;
1245 int i, j;
ecf3a1fb 1246
0f113f3e
MC		 1247 for (i = 0; i < sk_GENERAL_NAMES_num(gns); i++) {
1248 gens = sk_GENERAL_NAMES_value(gns, i);
1249 for (j = 0; j < sk_GENERAL_NAME_num(gens); j++) {
1250 gen = sk_GENERAL_NAME_value(gens, j);
ecf3a1fb
RS		 1251 BIO_puts(bio_err, " ");
1252 GENERAL_NAME_print(bio_err, gen);
1253 BIO_puts(bio_err, "\n");
0f113f3e
MC		 1254 }
1255 }
1256 return;
1257}
f4cc56f4 1258
ecf3a1fb 1259static void receipt_request_print(CMS_ContentInfo *cms)
0f113f3e
MC		 1260{
1261 STACK_OF(CMS_SignerInfo) *sis;
1262 CMS_SignerInfo *si;
1263 CMS_ReceiptRequest *rr;
1264 int allorfirst;
1265 STACK_OF(GENERAL_NAMES) *rto, *rlist;
1266 ASN1_STRING *scid;
1267 int i, rv;
1268 sis = CMS_get0_SignerInfos(cms);
1269 for (i = 0; i < sk_CMS_SignerInfo_num(sis); i++) {
1270 si = sk_CMS_SignerInfo_value(sis, i);
1271 rv = CMS_get1_ReceiptRequest(si, &rr);
1272 BIO_printf(bio_err, "Signer %d:\n", i + 1);
2234212c 1273 if (rv == 0) {
0f113f3e 1274 BIO_puts(bio_err, " No Receipt Request\n");
2234212c 1275 } else if (rv < 0) {
0f113f3e
MC		 1276 BIO_puts(bio_err, " Receipt Request Parse Error\n");
1277 ERR_print_errors(bio_err);
1278 } else {
17ebf85a 1279 const char *id;
0f113f3e
MC		 1280 int idlen;
1281 CMS_ReceiptRequest_get0_values(rr, &scid, &allorfirst,
1282 &rlist, &rto);
ecf3a1fb 1283 BIO_puts(bio_err, " Signed Content ID:\n");
0f113f3e 1284 idlen = ASN1_STRING_length(scid);
17ebf85a 1285 id = (const char *)ASN1_STRING_get0_data(scid);
ecf3a1fb
RS		 1286 BIO_dump_indent(bio_err, id, idlen, 4);
1287 BIO_puts(bio_err, " Receipts From");
2234212c 1288 if (rlist != NULL) {
ecf3a1fb
RS		 1289 BIO_puts(bio_err, " List:\n");
1290 gnames_stack_print(rlist);
2234212c 1291 } else if (allorfirst == 1) {
ecf3a1fb 1292 BIO_puts(bio_err, ": First Tier\n");
2234212c 1293 } else if (allorfirst == 0) {
ecf3a1fb 1294 BIO_puts(bio_err, ": All\n");
2234212c 1295 } else {
ecf3a1fb 1296 BIO_printf(bio_err, " Unknown (%d)\n", allorfirst);
2234212c 1297 }
ecf3a1fb
RS		 1298 BIO_puts(bio_err, " Receipts To:\n");
1299 gnames_stack_print(rto);
0f113f3e 1300 }
25aaa98a 1301 CMS_ReceiptRequest_free(rr);
0f113f3e
MC		 1302 }
1303}
f4cc56f4 1304
c869da88 1305static STACK_OF(GENERAL_NAMES) *make_names_stack(STACK_OF(OPENSSL_STRING) *ns)
0f113f3e
MC		 1306{
1307 int i;
1308 STACK_OF(GENERAL_NAMES) *ret;
1309 GENERAL_NAMES *gens = NULL;
1310 GENERAL_NAME *gen = NULL;
1311 ret = sk_GENERAL_NAMES_new_null();
2234212c 1312 if (ret == NULL)
0f113f3e
MC		 1313 goto err;
1314 for (i = 0; i < sk_OPENSSL_STRING_num(ns); i++) {
1315 char *str = sk_OPENSSL_STRING_value(ns, i);
1316 gen = a2i_GENERAL_NAME(NULL, NULL, NULL, GEN_EMAIL, str, 0);
2234212c 1317 if (gen == NULL)
0f113f3e
MC		 1318 goto err;
1319 gens = GENERAL_NAMES_new();
96487cdd 1320 if (gens == NULL)
0f113f3e
MC		 1321 goto err;
1322 if (!sk_GENERAL_NAME_push(gens, gen))
1323 goto err;
1324 gen = NULL;
1325 if (!sk_GENERAL_NAMES_push(ret, gens))
1326 goto err;
1327 gens = NULL;
1328 }
1329
1330 return ret;
1331
1332 err:
25aaa98a
RS		 1333 sk_GENERAL_NAMES_pop_free(ret, GENERAL_NAMES_free);
1334 GENERAL_NAMES_free(gens);
1335 GENERAL_NAME_free(gen);
0f113f3e
MC		 1336 return NULL;
1337}
1338
1339static CMS_ReceiptRequest *make_receipt_request(STACK_OF(OPENSSL_STRING)
1340 *rr_to, int rr_allorfirst, STACK_OF(OPENSSL_STRING)
1341 *rr_from)
1342{
6e4ab54b 1343 STACK_OF(GENERAL_NAMES) *rct_to = NULL, *rct_from = NULL;
0f113f3e
MC		 1344 CMS_ReceiptRequest *rr;
1345 rct_to = make_names_stack(rr_to);
2234212c 1346 if (rct_to == NULL)
0f113f3e 1347 goto err;
2234212c 1348 if (rr_from != NULL) {
0f113f3e 1349 rct_from = make_names_stack(rr_from);
2234212c 1350 if (rct_from == NULL)
0f113f3e 1351 goto err;
2234212c 1352 } else {
0f113f3e 1353 rct_from = NULL;
2234212c 1354 }
0f113f3e
MC		 1355 rr = CMS_ReceiptRequest_create0(NULL, -1, rr_allorfirst, rct_from,
1356 rct_to);
1357 return rr;
1358 err:
6e4ab54b 1359 sk_GENERAL_NAMES_pop_free(rct_to, GENERAL_NAMES_free);
0f113f3e
MC		 1360 return NULL;
1361}
f5e2354c 1362
02498cc8 1363static int cms_set_pkey_param(EVP_PKEY_CTX *pctx,
0f113f3e
MC		 1364 STACK_OF(OPENSSL_STRING) *param)
1365{
1366 char *keyopt;
1367 int i;
1368 if (sk_OPENSSL_STRING_num(param) <= 0)
1369 return 1;
1370 for (i = 0; i < sk_OPENSSL_STRING_num(param); i++) {
1371 keyopt = sk_OPENSSL_STRING_value(param, i);
1372 if (pkey_ctrl_string(pctx, keyopt) <= 0) {
1373 BIO_printf(bio_err, "parameter error \"%s\"\n", keyopt);
1374 ERR_print_errors(bio_err);
1375 return 0;
1376 }
1377 }
1378 return 1;
1379}
02498cc8 1380
8931b30d 1381#endif
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