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[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,
2b6bcb70
MC		 78 OPT_CAPATH, OPT_NOCAPATH, OPT_NOCAFILE,OPT_CONTENT, OPT_PRINT,
79 OPT_SECRETKEY, OPT_SECRETKEYID, OPT_PWRI_PASSWORD, OPT_ECONTENT_TYPE,
3ee1eac2 80 OPT_PASSIN, OPT_TO, OPT_FROM, OPT_SUBJECT, OPT_SIGNER, OPT_RECIP,
7e1b7485
RS		 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,
3ee1eac2 84 OPT_R_ENUM,
7e1b7485
RS		 85 OPT_V_ENUM,
86 OPT_CIPHER
87} OPTION_CHOICE;
88
44c83ebd 89const OPTIONS cms_options[] = {
7e1b7485
RS		 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"},
f47e5647
DSH		 95 {"inform", OPT_INFORM, 'c', "Input format SMIME (default), PEM or DER"},
96 {"outform", OPT_OUTFORM, 'c',
7e1b7485
RS		 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"},
16e1b281 103 {"sign_receipt", OPT_SIGN_RECEIPT, '-', "Generate a signed receipt for the message"},
12d56b29 104 {"resign", OPT_RESIGN, '-', "Resign a signed message"},
e85d19c6 105 {"cades", OPT_CADES, '-', "Include signer certificate digest"},
7e1b7485
RS		 106 {"verify", OPT_VERIFY, '-', "Verify signed message"},
107 {"verify_retcode", OPT_VERIFY_RETCODE, '-'},
108 {"verify_receipt", OPT_VERIFY_RECEIPT, '<'},
109 {"cmsout", OPT_CMSOUT, '-', "Output CMS structure"},
110 {"data_out", OPT_DATA_OUT, '-'},
111 {"data_create", OPT_DATA_CREATE, '-'},
112 {"digest_verify", OPT_DIGEST_VERIFY, '-'},
113 {"digest_create", OPT_DIGEST_CREATE, '-'},
114 {"compress", OPT_COMPRESS, '-'},
115 {"uncompress", OPT_UNCOMPRESS, '-'},
116 {"EncryptedData_decrypt", OPT_ED_DECRYPT, '-'},
117 {"EncryptedData_encrypt", OPT_ED_ENCRYPT, '-'},
118 {"debug_decrypt", OPT_DEBUG_DECRYPT, '-'},
119 {"text", OPT_TEXT, '-', "Include or delete text MIME headers"},
120 {"asciicrlf", OPT_ASCIICRLF, '-'},
121 {"nointern", OPT_NOINTERN, '-',
122 "Don't search certificates in message for signer"},
123 {"noverify", OPT_NOVERIFY, '-', "Don't verify signers certificate"},
124 {"nocerts", OPT_NOCERTS, '-',
125 "Don't include signers certificate when signing"},
126 {"noattr", OPT_NOATTR, '-', "Don't include any signed attributes"},
127 {"nodetach", OPT_NODETACH, '-', "Use opaque signing"},
12d56b29 128 {"nosmimecap", OPT_NOSMIMECAP, '-', "Omit the SMIMECapabilities attribute"},
7e1b7485
RS		 129 {"binary", OPT_BINARY, '-', "Don't translate message to text"},
130 {"keyid", OPT_KEYID, '-', "Use subject key identifier"},
131 {"nosigs", OPT_NOSIGS, '-', "Don't verify message signature"},
132 {"no_content_verify", OPT_NO_CONTENT_VERIFY, '-'},
133 {"no_attr_verify", OPT_NO_ATTR_VERIFY, '-'},
12d56b29
F		 134 {"stream", OPT_INDEF, '-', "Enable CMS streaming"},
135 {"indef", OPT_INDEF, '-', "Same as -stream"},
136 {"noindef", OPT_NOINDEF, '-', "Disable CMS streaming"},
12d56b29 137 {"crlfeol", OPT_CRLFEOL, '-', "Use CRLF as EOL termination instead of CR only" },
16e1b281 138 {"noout", OPT_NOOUT, '-', "For the -cmsout operation do not output the parsed CMS structure"},
12d56b29 139 {"receipt_request_print", OPT_RR_PRINT, '-', "Print CMS Receipt Request" },
7e1b7485
RS		 140 {"receipt_request_all", OPT_RR_ALL, '-'},
141 {"receipt_request_first", OPT_RR_FIRST, '-'},
12d56b29 142 {"rctform", OPT_RCTFORM, 'F', "Receipt file format"},
7e1b7485
RS		 143 {"certfile", OPT_CERTFILE, '<', "Other certificates file"},
144 {"CAfile", OPT_CAFILE, '<', "Trusted certificates file"},
145 {"CApath", OPT_CAPATH, '/', "trusted certificates directory"},
2b6bcb70
MC		 146 {"no-CAfile", OPT_NOCAFILE, '-',
147 "Do not load the default certificates file"},
148 {"no-CApath", OPT_NOCAPATH, '-',
149 "Do not load certificates from the default certificates directory"},
7e1b7485
RS		 150 {"content", OPT_CONTENT, '<',
151 "Supply or override content for detached signature"},
609b0852 152 {"print", OPT_PRINT, '-',
12d56b29 153 "For the -cmsout operation print out all fields of the CMS structure"},
7e1b7485
RS		 154 {"secretkey", OPT_SECRETKEY, 's'},
155 {"secretkeyid", OPT_SECRETKEYID, 's'},
156 {"pwri_password", OPT_PWRI_PASSWORD, 's'},
157 {"econtent_type", OPT_ECONTENT_TYPE, 's'},
7e1b7485
RS		 158 {"passin", OPT_PASSIN, 's', "Input file pass phrase source"},
159 {"to", OPT_TO, 's', "To address"},
160 {"from", OPT_FROM, 's', "From address"},
161 {"subject", OPT_SUBJECT, 's', "Subject"},
162 {"signer", OPT_SIGNER, 's', "Signer certificate file"},
163 {"recip", OPT_RECIP, '<', "Recipient cert file for decryption"},
164 {"certsout", OPT_CERTSOUT, '>', "Certificate output file"},
16e1b281 165 {"md", OPT_MD, 's', "Digest algorithm to use when signing or resigning"},
43db7aa2 166 {"inkey", OPT_INKEY, 's',
7e1b7485
RS		 167 "Input private key (if not signer or recipient)"},
168 {"keyform", OPT_KEYFORM, 'f', "Input private key format (PEM or ENGINE)"},
169 {"keyopt", OPT_KEYOPT, 's', "Set public key parameters as n:v pairs"},
170 {"receipt_request_from", OPT_RR_FROM, 's'},
171 {"receipt_request_to", OPT_RR_TO, 's'},
9c3bcfa0 172 {"", OPT_CIPHER, '-', "Any supported cipher"},
3ee1eac2 173 OPT_R_OPTIONS,
9c3bcfa0 174 OPT_V_OPTIONS,
7e1b7485
RS		 175 {"aes128-wrap", OPT_AES128_WRAP, '-', "Use AES128 to wrap key"},
176 {"aes192-wrap", OPT_AES192_WRAP, '-', "Use AES192 to wrap key"},
177 {"aes256-wrap", OPT_AES256_WRAP, '-', "Use AES256 to wrap key"},
7e1b7485
RS		 178# ifndef OPENSSL_NO_DES
179 {"des3-wrap", OPT_3DES_WRAP, '-', "Use 3DES-EDE to wrap key"},
180# endif
181# ifndef OPENSSL_NO_ENGINE
182 {"engine", OPT_ENGINE, 's', "Use engine e, possibly a hardware device"},
183# endif
9c3bcfa0 184 {NULL}
7e1b7485 185};
8931b30d 186
7e1b7485 187int cms_main(int argc, char **argv)
0f113f3e 188{
7e1b7485 189 ASN1_OBJECT *econtent_type = NULL;
0f113f3e 190 BIO *in = NULL, *out = NULL, *indata = NULL, *rctin = NULL;
7e1b7485 191 CMS_ContentInfo *cms = NULL, *rcms = NULL;
0f113f3e 192 CMS_ReceiptRequest *rr = NULL;
7e1b7485
RS		 193 ENGINE *e = NULL;
194 EVP_PKEY *key = NULL;
195 const EVP_CIPHER *cipher = NULL, *wrap_cipher = NULL;
0f113f3e 196 const EVP_MD *sign_md = NULL;
7e1b7485
RS		 197 STACK_OF(OPENSSL_STRING) *rr_to = NULL, *rr_from = NULL;
198 STACK_OF(OPENSSL_STRING) *sksigners = NULL, *skkeys = NULL;
199 STACK_OF(X509) *encerts = NULL, *other = NULL;
200 X509 *cert = NULL, *recip = NULL, *signer = NULL;
201 X509_STORE *store = NULL;
202 X509_VERIFY_PARAM *vpm = NULL;
203 char *certfile = NULL, *keyfile = NULL, *contfile = NULL;
cc696296
F		 204 const char *CAfile = NULL, *CApath = NULL;
205 char *certsoutfile = NULL;
2b6bcb70 206 int noCAfile = 0, noCApath = 0;
3ee1eac2
RS		 207 char *infile = NULL, *outfile = NULL, *rctfile = NULL;
208 char *passinarg = NULL, *passin = NULL, *signerfile = NULL, *recipfile = NULL;
7e1b7485
RS		 209 char *to = NULL, *from = NULL, *subject = NULL, *prog;
210 cms_key_param *key_first = NULL, *key_param = NULL;
3ee1eac2 211 int flags = CMS_DETACHED, noout = 0, print = 0, keyidx = -1, vpmtouched = 0;
0f113f3e 212 int informat = FORMAT_SMIME, outformat = FORMAT_SMIME;
3ee1eac2 213 int operation = 0, ret = 1, rr_print = 0, rr_allorfirst = -1;
7e1b7485 214 int verify_retcode = 0, rctformat = FORMAT_SMIME, keyform = FORMAT_PEM;
0f113f3e 215 size_t secret_keylen = 0, secret_keyidlen = 0;
7e1b7485
RS		 216 unsigned char *pwri_pass = NULL, *pwri_tmp = NULL;
217 unsigned char *secret_key = NULL, *secret_keyid = NULL;
218 long ltmp;
2197494d 219 const char *mime_eol = "\n";
7e1b7485 220 OPTION_CHOICE o;
0f113f3e 221
7e1b7485
RS		 222 if ((vpm = X509_VERIFY_PARAM_new()) == NULL)
223 return 1;
0f113f3e 224
7e1b7485
RS		 225 prog = opt_init(argc, argv, cms_options);
226 while ((o = opt_next()) != OPT_EOF) {
227 switch (o) {
228 case OPT_EOF:
229 case OPT_ERR:
230 opthelp:
231 BIO_printf(bio_err, "%s: Use -help for summary.\n", prog);
232 goto end;
233 case OPT_HELP:
234 opt_help(cms_options);
235 ret = 0;
236 goto end;
237 case OPT_INFORM:
f47e5647 238 if (!opt_format(opt_arg(), OPT_FMT_PDS, &informat))
7e1b7485
RS		 239 goto opthelp;
240 break;
241 case OPT_OUTFORM:
f47e5647 242 if (!opt_format(opt_arg(), OPT_FMT_PDS, &outformat))
7e1b7485
RS		 243 goto opthelp;
244 break;
245 case OPT_OUT:
246 outfile = opt_arg();
247 break;
248 case OPT_ENCRYPT:
0f113f3e 249 operation = SMIME_ENCRYPT;
7e1b7485
RS		 250 break;
251 case OPT_DECRYPT:
0f113f3e 252 operation = SMIME_DECRYPT;
7e1b7485
RS		 253 break;
254 case OPT_SIGN:
0f113f3e 255 operation = SMIME_SIGN;
7e1b7485
RS		 256 break;
257 case OPT_SIGN_RECEIPT:
0f113f3e 258 operation = SMIME_SIGN_RECEIPT;
7e1b7485
RS		 259 break;
260 case OPT_RESIGN:
0f113f3e 261 operation = SMIME_RESIGN;
7e1b7485
RS		 262 break;
263 case OPT_VERIFY:
0f113f3e 264 operation = SMIME_VERIFY;
7e1b7485
RS		 265 break;
266 case OPT_VERIFY_RETCODE:
0f113f3e 267 verify_retcode = 1;
7e1b7485
RS		 268 break;
269 case OPT_VERIFY_RECEIPT:
0f113f3e 270 operation = SMIME_VERIFY_RECEIPT;
7e1b7485
RS		 271 rctfile = opt_arg();
272 break;
273 case OPT_CMSOUT:
0f113f3e 274 operation = SMIME_CMSOUT;
7e1b7485
RS		 275 break;
276 case OPT_DATA_OUT:
0f113f3e 277 operation = SMIME_DATAOUT;
7e1b7485
RS		 278 break;
279 case OPT_DATA_CREATE:
0f113f3e 280 operation = SMIME_DATA_CREATE;
7e1b7485
RS		 281 break;
282 case OPT_DIGEST_VERIFY:
0f113f3e 283 operation = SMIME_DIGEST_VERIFY;
7e1b7485
RS		 284 break;
285 case OPT_DIGEST_CREATE:
0f113f3e 286 operation = SMIME_DIGEST_CREATE;
7e1b7485
RS		 287 break;
288 case OPT_COMPRESS:
0f113f3e 289 operation = SMIME_COMPRESS;
7e1b7485
RS		 290 break;
291 case OPT_UNCOMPRESS:
0f113f3e 292 operation = SMIME_UNCOMPRESS;
7e1b7485
RS		 293 break;
294 case OPT_ED_DECRYPT:
0f113f3e 295 operation = SMIME_ENCRYPTED_DECRYPT;
7e1b7485
RS		 296 break;
297 case OPT_ED_ENCRYPT:
0f113f3e 298 operation = SMIME_ENCRYPTED_ENCRYPT;
7e1b7485
RS		 299 break;
300 case OPT_DEBUG_DECRYPT:
0f113f3e 301 flags |= CMS_DEBUG_DECRYPT;
7e1b7485
RS		 302 break;
303 case OPT_TEXT:
0f113f3e 304 flags |= CMS_TEXT;
7e1b7485
RS		 305 break;
306 case OPT_ASCIICRLF:
0f113f3e 307 flags |= CMS_ASCIICRLF;
7e1b7485
RS		 308 break;
309 case OPT_NOINTERN:
0f113f3e 310 flags |= CMS_NOINTERN;
7e1b7485
RS		 311 break;
312 case OPT_NOVERIFY:
0f113f3e 313 flags |= CMS_NO_SIGNER_CERT_VERIFY;
7e1b7485
RS		 314 break;
315 case OPT_NOCERTS:
0f113f3e 316 flags |= CMS_NOCERTS;
7e1b7485
RS		 317 break;
318 case OPT_NOATTR:
0f113f3e 319 flags |= CMS_NOATTR;
7e1b7485
RS		 320 break;
321 case OPT_NODETACH:
0f113f3e 322 flags &= ~CMS_DETACHED;
7e1b7485
RS		 323 break;
324 case OPT_NOSMIMECAP:
0f113f3e 325 flags |= CMS_NOSMIMECAP;
7e1b7485
RS		 326 break;
327 case OPT_BINARY:
0f113f3e 328 flags |= CMS_BINARY;
e85d19c6
AI		 329 break;
330 case OPT_CADES:
331 flags |= CMS_CADES;
7e1b7485
RS		 332 break;
333 case OPT_KEYID:
0f113f3e 334 flags |= CMS_USE_KEYID;
7e1b7485
RS		 335 break;
336 case OPT_NOSIGS:
0f113f3e 337 flags |= CMS_NOSIGS;
7e1b7485
RS		 338 break;
339 case OPT_NO_CONTENT_VERIFY:
0f113f3e 340 flags |= CMS_NO_CONTENT_VERIFY;
7e1b7485
RS		 341 break;
342 case OPT_NO_ATTR_VERIFY:
0f113f3e 343 flags |= CMS_NO_ATTR_VERIFY;
7e1b7485
RS		 344 break;
345 case OPT_INDEF:
0f113f3e 346 flags |= CMS_STREAM;
7e1b7485
RS		 347 break;
348 case OPT_NOINDEF:
0f113f3e 349 flags &= ~CMS_STREAM;
7e1b7485 350 break;
7e1b7485 351 case OPT_CRLFEOL:
2197494d 352 mime_eol = "\r\n";
0f113f3e 353 flags |= CMS_CRLFEOL;
7e1b7485
RS		 354 break;
355 case OPT_NOOUT:
0f113f3e 356 noout = 1;
7e1b7485
RS		 357 break;
358 case OPT_RR_PRINT:
0f113f3e 359 rr_print = 1;
7e1b7485
RS		 360 break;
361 case OPT_RR_ALL:
0f113f3e 362 rr_allorfirst = 0;
7e1b7485
RS		 363 break;
364 case OPT_RR_FIRST:
0f113f3e 365 rr_allorfirst = 1;
7e1b7485
RS		 366 break;
367 case OPT_RCTFORM:
368 if (rctformat == FORMAT_SMIME)
369 rcms = SMIME_read_CMS(rctin, NULL);
370 else if (rctformat == FORMAT_PEM)
371 rcms = PEM_read_bio_CMS(rctin, NULL, NULL, NULL);
372 else if (rctformat == FORMAT_ASN1)
373 if (!opt_format(opt_arg(),
374 OPT_FMT_PEMDER | OPT_FMT_SMIME, &rctformat))
375 goto opthelp;
376 break;
377 case OPT_CERTFILE:
378 certfile = opt_arg();
379 break;
380 case OPT_CAFILE:
381 CAfile = opt_arg();
382 break;
383 case OPT_CAPATH:
384 CApath = opt_arg();
385 break;
2b6bcb70
MC		 386 case OPT_NOCAFILE:
387 noCAfile = 1;
388 break;
389 case OPT_NOCAPATH:
390 noCApath = 1;
391 break;
7e1b7485
RS		 392 case OPT_IN:
393 infile = opt_arg();
394 break;
395 case OPT_CONTENT:
396 contfile = opt_arg();
397 break;
398 case OPT_RR_FROM:
399 if (rr_from == NULL
400 && (rr_from = sk_OPENSSL_STRING_new_null()) == NULL)
401 goto end;
402 sk_OPENSSL_STRING_push(rr_from, opt_arg());
403 break;
404 case OPT_RR_TO:
405 if (rr_to == NULL
406 && (rr_to = sk_OPENSSL_STRING_new_null()) == NULL)
407 goto end;
408 sk_OPENSSL_STRING_push(rr_to, opt_arg());
409 break;
410 case OPT_PRINT:
411 noout = print = 1;
412 break;
413 case OPT_SECRETKEY:
08f6ae5b 414 if (secret_key != NULL) {
efba7787
MC		 415 BIO_printf(bio_err, "Invalid key (supplied twice) %s\n",
416 opt_arg());
08f6ae5b
MC		 417 goto opthelp;
418 }
14f051a0 419 secret_key = OPENSSL_hexstr2buf(opt_arg(), &ltmp);
7e1b7485
RS		 420 if (secret_key == NULL) {
421 BIO_printf(bio_err, "Invalid key %s\n", opt_arg());
422 goto end;
0f113f3e
MC		 423 }
424 secret_keylen = (size_t)ltmp;
7e1b7485
RS		 425 break;
426 case OPT_SECRETKEYID:
08f6ae5b 427 if (secret_keyid != NULL) {
efba7787
MC		 428 BIO_printf(bio_err, "Invalid id (supplied twice) %s\n",
429 opt_arg());
08f6ae5b
MC		 430 goto opthelp;
431 }
14f051a0 432 secret_keyid = OPENSSL_hexstr2buf(opt_arg(), &ltmp);
7e1b7485
RS		 433 if (secret_keyid == NULL) {
434 BIO_printf(bio_err, "Invalid id %s\n", opt_arg());
435 goto opthelp;
0f113f3e
MC		 436 }
437 secret_keyidlen = (size_t)ltmp;
7e1b7485
RS		 438 break;
439 case OPT_PWRI_PASSWORD:
440 pwri_pass = (unsigned char *)opt_arg();
441 break;
442 case OPT_ECONTENT_TYPE:
08f6ae5b 443 if (econtent_type != NULL) {
efba7787
MC		 444 BIO_printf(bio_err, "Invalid OID (supplied twice) %s\n",
445 opt_arg());
08f6ae5b
MC		 446 goto opthelp;
447 }
7e1b7485
RS		 448 econtent_type = OBJ_txt2obj(opt_arg(), 0);
449 if (econtent_type == NULL) {
450 BIO_printf(bio_err, "Invalid OID %s\n", opt_arg());
451 goto opthelp;
0f113f3e 452 }
7e1b7485 453 break;
7e1b7485 454 case OPT_ENGINE:
333b070e 455 e = setup_engine(opt_arg(), 0);
7e1b7485
RS		 456 break;
457 case OPT_PASSIN:
458 passinarg = opt_arg();
459 break;
460 case OPT_TO:
461 to = opt_arg();
462 break;
463 case OPT_FROM:
464 from = opt_arg();
465 break;
466 case OPT_SUBJECT:
467 subject = opt_arg();
468 break;
469 case OPT_CERTSOUT:
470 certsoutfile = opt_arg();
471 break;
472 case OPT_MD:
473 if (!opt_md(opt_arg(), &sign_md))
474 goto end;
475 break;
476 case OPT_SIGNER:
0f113f3e 477 /* If previous -signer argument add signer to list */
2234212c 478 if (signerfile != NULL) {
7e1b7485
RS		 479 if (sksigners == NULL
480 && (sksigners = sk_OPENSSL_STRING_new_null()) == NULL)
481 goto end;
0f113f3e 482 sk_OPENSSL_STRING_push(sksigners, signerfile);
7e1b7485 483 if (keyfile == NULL)
0f113f3e 484 keyfile = signerfile;
7e1b7485
RS		 485 if (skkeys == NULL
486 && (skkeys = sk_OPENSSL_STRING_new_null()) == NULL)
487 goto end;
0f113f3e
MC		 488 sk_OPENSSL_STRING_push(skkeys, keyfile);
489 keyfile = NULL;
490 }
7e1b7485
RS		 491 signerfile = opt_arg();
492 break;
493 case OPT_INKEY:
ceab33e2 494 /* If previous -inkey argument add signer to list */
2234212c 495 if (keyfile != NULL) {
7e1b7485 496 if (signerfile == NULL) {
0f113f3e 497 BIO_puts(bio_err, "Illegal -inkey without -signer\n");
7e1b7485 498 goto end;
0f113f3e 499 }
7e1b7485
RS		 500 if (sksigners == NULL
501 && (sksigners = sk_OPENSSL_STRING_new_null()) == NULL)
502 goto end;
0f113f3e
MC		 503 sk_OPENSSL_STRING_push(sksigners, signerfile);
504 signerfile = NULL;
7e1b7485
RS		 505 if (skkeys == NULL
506 && (skkeys = sk_OPENSSL_STRING_new_null()) == NULL)
507 goto end;
0f113f3e
MC		 508 sk_OPENSSL_STRING_push(skkeys, keyfile);
509 }
7e1b7485
RS		 510 keyfile = opt_arg();
511 break;
512 case OPT_KEYFORM:
513 if (!opt_format(opt_arg(), OPT_FMT_ANY, &keyform))
514 goto opthelp;
515 break;
516 case OPT_RECIP:
517 if (operation == SMIME_ENCRYPT) {
518 if (encerts == NULL && (encerts = sk_X509_new_null()) == NULL)
519 goto end;
a773b52a 520 cert = load_cert(opt_arg(), FORMAT_PEM,
7e1b7485
RS		 521 "recipient certificate file");
522 if (cert == NULL)
523 goto end;
524 sk_X509_push(encerts, cert);
525 cert = NULL;
2234212c 526 } else {
7e1b7485 527 recipfile = opt_arg();
2234212c 528 }
7e1b7485
RS		 529 break;
530 case OPT_CIPHER:
531 if (!opt_cipher(opt_unknown(), &cipher))
532 goto end;
533 break;
534 case OPT_KEYOPT:
535 keyidx = -1;
0f113f3e 536 if (operation == SMIME_ENCRYPT) {
2234212c 537 if (encerts != NULL)
0f113f3e
MC		 538 keyidx += sk_X509_num(encerts);
539 } else {
2234212c 540 if (keyfile != NULL || signerfile != NULL)
0f113f3e 541 keyidx++;
2234212c 542 if (skkeys != NULL)
0f113f3e
MC		 543 keyidx += sk_OPENSSL_STRING_num(skkeys);
544 }
545 if (keyidx < 0) {
546 BIO_printf(bio_err, "No key specified\n");
7e1b7485 547 goto opthelp;
0f113f3e
MC		 548 }
549 if (key_param == NULL || key_param->idx != keyidx) {
550 cms_key_param *nparam;
b4faea50 551 nparam = app_malloc(sizeof(*nparam), "key param buffer");
0f113f3e 552 nparam->idx = keyidx;
7e1b7485
RS		 553 if ((nparam->param = sk_OPENSSL_STRING_new_null()) == NULL)
554 goto end;
0f113f3e
MC		 555 nparam->next = NULL;
556 if (key_first == NULL)
557 key_first = nparam;
558 else
559 key_param->next = nparam;
560 key_param = nparam;
561 }
7e1b7485
RS		 562 sk_OPENSSL_STRING_push(key_param->param, opt_arg());
563 break;
564 case OPT_V_CASES:
565 if (!opt_verify(o, vpm))
566 goto end;
567 vpmtouched++;
568 break;
3ee1eac2
RS		 569 case OPT_R_CASES:
570 if (!opt_rand(o))
571 goto end;
572 break;
7e1b7485 573 case OPT_3DES_WRAP:
9c3bcfa0 574# ifndef OPENSSL_NO_DES
7e1b7485 575 wrap_cipher = EVP_des_ede3_wrap();
7e1b7485 576# endif
9c3bcfa0 577 break;
7e1b7485
RS		 578 case OPT_AES128_WRAP:
579 wrap_cipher = EVP_aes_128_wrap();
580 break;
581 case OPT_AES192_WRAP:
582 wrap_cipher = EVP_aes_192_wrap();
583 break;
584 case OPT_AES256_WRAP:
585 wrap_cipher = EVP_aes_256_wrap();
586 break;
7e1b7485 587 }
0f113f3e 588 }
7e1b7485
RS		 589 argc = opt_num_rest();
590 argv = opt_rest();
0f113f3e 591
2234212c 592 if ((rr_allorfirst != -1 || rr_from != NULL) && rr_to == NULL) {
0f113f3e 593 BIO_puts(bio_err, "No Signed Receipts Recipients\n");
7e1b7485 594 goto opthelp;
0f113f3e
MC		 595 }
596
2234212c 597 if (!(operation & SMIME_SIGNERS) && (rr_to != NULL || rr_from != NULL)) {
0f113f3e 598 BIO_puts(bio_err, "Signed receipts only allowed with -sign\n");
7e1b7485 599 goto opthelp;
0f113f3e 600 }
2234212c 601 if (!(operation & SMIME_SIGNERS) && (skkeys != NULL || sksigners != NULL)) {
0f113f3e 602 BIO_puts(bio_err, "Multiple signers or keys not allowed\n");
7e1b7485 603 goto opthelp;
0f113f3e
MC		 604 }
605
606 if (operation & SMIME_SIGNERS) {
2234212c 607 if (keyfile != NULL && signerfile == NULL) {
0f113f3e 608 BIO_puts(bio_err, "Illegal -inkey without -signer\n");
7e1b7485 609 goto opthelp;
0f113f3e
MC		 610 }
611 /* Check to see if any final signer needs to be appended */
2234212c
PY		 612 if (signerfile != NULL) {
613 if (sksigners == NULL
7e1b7485
RS		 614 && (sksigners = sk_OPENSSL_STRING_new_null()) == NULL)
615 goto end;
0f113f3e 616 sk_OPENSSL_STRING_push(sksigners, signerfile);
2234212c 617 if (skkeys == NULL && (skkeys = sk_OPENSSL_STRING_new_null()) == NULL)
7e1b7485 618 goto end;
2234212c 619 if (keyfile == NULL)
0f113f3e
MC		 620 keyfile = signerfile;
621 sk_OPENSSL_STRING_push(skkeys, keyfile);
622 }
2234212c 623 if (sksigners == NULL) {
0f113f3e 624 BIO_printf(bio_err, "No signer certificate specified\n");
7e1b7485 625 goto opthelp;
0f113f3e
MC		 626 }
627 signerfile = NULL;
628 keyfile = NULL;
2234212c
PY		 629 } else if (operation == SMIME_DECRYPT) {
630 if (recipfile == NULL && keyfile == NULL
631 && secret_key == NULL && pwri_pass == NULL) {
0f113f3e
MC		 632 BIO_printf(bio_err,
633 "No recipient certificate or key specified\n");
7e1b7485 634 goto opthelp;
0f113f3e
MC		 635 }
636 } else if (operation == SMIME_ENCRYPT) {
2234212c
PY		 637 if (*argv == NULL && secret_key == NULL
638 && pwri_pass == NULL && encerts == NULL) {
0f113f3e 639 BIO_printf(bio_err, "No recipient(s) certificate(s) specified\n");
7e1b7485 640 goto opthelp;
0f113f3e 641 }
2234212c 642 } else if (!operation) {
7e1b7485 643 goto opthelp;
2234212c 644 }
7e1b7485 645
7e1b7485 646 if (!app_passwd(passinarg, NULL, &passin, NULL)) {
0f113f3e
MC		 647 BIO_printf(bio_err, "Error getting password\n");
648 goto end;
649 }
650
0f113f3e
MC		 651 ret = 2;
652
653 if (!(operation & SMIME_SIGNERS))
654 flags &= ~CMS_DETACHED;
655
2234212c 656 if (!(operation & SMIME_OP))
0f113f3e 657 if (flags & CMS_BINARY)
bdd58d98 658 outformat = FORMAT_BINARY;
0f113f3e 659
2234212c 660 if (!(operation & SMIME_IP))
0f113f3e 661 if (flags & CMS_BINARY)
bdd58d98 662 informat = FORMAT_BINARY;
0f113f3e
MC		 663
664 if (operation == SMIME_ENCRYPT) {
665 if (!cipher) {
666# ifndef OPENSSL_NO_DES
667 cipher = EVP_des_ede3_cbc();
668# else
669 BIO_printf(bio_err, "No cipher selected\n");
670 goto end;
671# endif
672 }
673
674 if (secret_key && !secret_keyid) {
675 BIO_printf(bio_err, "No secret key id\n");
676 goto end;
677 }
678
2234212c 679 if (*argv && encerts == NULL)
7e1b7485
RS		 680 if ((encerts = sk_X509_new_null()) == NULL)
681 goto end;
682 while (*argv) {
a773b52a 683 if ((cert = load_cert(*argv, FORMAT_PEM,
75ebbd9a 684 "recipient certificate file")) == NULL)
0f113f3e
MC		 685 goto end;
686 sk_X509_push(encerts, cert);
687 cert = NULL;
7e1b7485 688 argv++;
0f113f3e
MC		 689 }
690 }
691
2234212c 692 if (certfile != NULL) {
a773b52a 693 if (!load_certs(certfile, &other, FORMAT_PEM, NULL,
0996dc54 694 "certificate file")) {
0f113f3e
MC		 695 ERR_print_errors(bio_err);
696 goto end;
697 }
698 }
699
2234212c 700 if (recipfile != NULL && (operation == SMIME_DECRYPT)) {
a773b52a 701 if ((recip = load_cert(recipfile, FORMAT_PEM,
75ebbd9a 702 "recipient certificate file")) == NULL) {
0f113f3e
MC		 703 ERR_print_errors(bio_err);
704 goto end;
705 }
706 }
707
708 if (operation == SMIME_SIGN_RECEIPT) {
a773b52a 709 if ((signer = load_cert(signerfile, FORMAT_PEM,
75ebbd9a 710 "receipt signer certificate file")) == NULL) {
0f113f3e
MC		 711 ERR_print_errors(bio_err);
712 goto end;
713 }
714 }
715
716 if (operation == SMIME_DECRYPT) {
2234212c 717 if (keyfile == NULL)
0f113f3e
MC		 718 keyfile = recipfile;
719 } else if ((operation == SMIME_SIGN) || (operation == SMIME_SIGN_RECEIPT)) {
2234212c 720 if (keyfile == NULL)
0f113f3e 721 keyfile = signerfile;
2234212c 722 } else {
0f113f3e 723 keyfile = NULL;
2234212c 724 }
0f113f3e 725
2234212c 726 if (keyfile != NULL) {
7e1b7485 727 key = load_key(keyfile, keyform, 0, passin, e, "signing key file");
2234212c 728 if (key == NULL)
0f113f3e
MC		 729 goto end;
730 }
731
bdd58d98 732 in = bio_open_default(infile, 'r', informat);
7e1b7485
RS		 733 if (in == NULL)
734 goto end;
0f113f3e
MC		 735
736 if (operation & SMIME_IP) {
2234212c 737 if (informat == FORMAT_SMIME) {
0f113f3e 738 cms = SMIME_read_CMS(in, &indata);
2234212c 739 } else if (informat == FORMAT_PEM) {
0f113f3e 740 cms = PEM_read_bio_CMS(in, NULL, NULL, NULL);
2234212c 741 } else if (informat == FORMAT_ASN1) {
0f113f3e 742 cms = d2i_CMS_bio(in, NULL);
2234212c 743 } else {
0f113f3e
MC		 744 BIO_printf(bio_err, "Bad input format for CMS file\n");
745 goto end;
746 }
747
2234212c 748 if (cms == NULL) {
0f113f3e
MC		 749 BIO_printf(bio_err, "Error reading S/MIME message\n");
750 goto end;
751 }
2234212c 752 if (contfile != NULL) {
0f113f3e 753 BIO_free(indata);
75ebbd9a 754 if ((indata = BIO_new_file(contfile, "rb")) == NULL) {
0f113f3e
MC		 755 BIO_printf(bio_err, "Can't read content file %s\n", contfile);
756 goto end;
757 }
758 }
2234212c 759 if (certsoutfile != NULL) {
0f113f3e
MC		 760 STACK_OF(X509) *allcerts;
761 allcerts = CMS_get1_certs(cms);
762 if (!save_certs(certsoutfile, allcerts)) {
763 BIO_printf(bio_err,
764 "Error writing certs to %s\n", certsoutfile);
765 ret = 5;
766 goto end;
767 }
768 sk_X509_pop_free(allcerts, X509_free);
769 }
770 }
771
2234212c 772 if (rctfile != NULL) {
0f113f3e 773 char *rctmode = (rctformat == FORMAT_ASN1) ? "rb" : "r";
75ebbd9a 774 if ((rctin = BIO_new_file(rctfile, rctmode)) == NULL) {
0f113f3e
MC		 775 BIO_printf(bio_err, "Can't open receipt file %s\n", rctfile);
776 goto end;
777 }
778
2234212c 779 if (rctformat == FORMAT_SMIME) {
0f113f3e 780 rcms = SMIME_read_CMS(rctin, NULL);
2234212c 781 } else if (rctformat == FORMAT_PEM) {
0f113f3e 782 rcms = PEM_read_bio_CMS(rctin, NULL, NULL, NULL);
2234212c 783 } else if (rctformat == FORMAT_ASN1) {
0f113f3e 784 rcms = d2i_CMS_bio(rctin, NULL);
2234212c 785 } else {
0f113f3e
MC		 786 BIO_printf(bio_err, "Bad input format for receipt\n");
787 goto end;
788 }
789
2234212c 790 if (rcms == NULL) {
0f113f3e
MC		 791 BIO_printf(bio_err, "Error reading receipt\n");
792 goto end;
793 }
794 }
795
bdd58d98 796 out = bio_open_default(outfile, 'w', outformat);
7e1b7485
RS		 797 if (out == NULL)
798 goto end;
0f113f3e
MC		 799
800 if ((operation == SMIME_VERIFY) || (operation == SMIME_VERIFY_RECEIPT)) {
2b6bcb70 801 if ((store = setup_verify(CAfile, CApath, noCAfile, noCApath)) == NULL)
0f113f3e
MC		 802 goto end;
803 X509_STORE_set_verify_cb(store, cms_cb);
7e1b7485 804 if (vpmtouched)
0f113f3e
MC		 805 X509_STORE_set1_param(store, vpm);
806 }
807
808 ret = 3;
809
810 if (operation == SMIME_DATA_CREATE) {
811 cms = CMS_data_create(in, flags);
812 } else if (operation == SMIME_DIGEST_CREATE) {
813 cms = CMS_digest_create(in, sign_md, flags);
814 } else if (operation == SMIME_COMPRESS) {
815 cms = CMS_compress(in, -1, flags);
816 } else if (operation == SMIME_ENCRYPT) {
817 int i;
818 flags |= CMS_PARTIAL;
819 cms = CMS_encrypt(NULL, in, cipher, flags);
2234212c 820 if (cms == NULL)
0f113f3e
MC		 821 goto end;
822 for (i = 0; i < sk_X509_num(encerts); i++) {
823 CMS_RecipientInfo *ri;
824 cms_key_param *kparam;
825 int tflags = flags;
826 X509 *x = sk_X509_value(encerts, i);
827 for (kparam = key_first; kparam; kparam = kparam->next) {
828 if (kparam->idx == i) {
829 tflags |= CMS_KEY_PARAM;
830 break;
831 }
832 }
833 ri = CMS_add1_recipient_cert(cms, x, tflags);
2234212c 834 if (ri == NULL)
0f113f3e 835 goto end;
2234212c 836 if (kparam != NULL) {
0f113f3e
MC		 837 EVP_PKEY_CTX *pctx;
838 pctx = CMS_RecipientInfo_get0_pkey_ctx(ri);
839 if (!cms_set_pkey_param(pctx, kparam->param))
840 goto end;
841 }
842 if (CMS_RecipientInfo_type(ri) == CMS_RECIPINFO_AGREE
843 && wrap_cipher) {
844 EVP_CIPHER_CTX *wctx;
845 wctx = CMS_RecipientInfo_kari_get0_ctx(ri);
846 EVP_EncryptInit_ex(wctx, wrap_cipher, NULL, NULL, NULL);
847 }
848 }
849
2234212c 850 if (secret_key != NULL) {
0f113f3e
MC		 851 if (!CMS_add0_recipient_key(cms, NID_undef,
852 secret_key, secret_keylen,
853 secret_keyid, secret_keyidlen,
854 NULL, NULL, NULL))
855 goto end;
856 /* NULL these because call absorbs them */
857 secret_key = NULL;
858 secret_keyid = NULL;
859 }
2234212c 860 if (pwri_pass != NULL) {
7644a9ae 861 pwri_tmp = (unsigned char *)OPENSSL_strdup((char *)pwri_pass);
2234212c 862 if (pwri_tmp == NULL)
0f113f3e 863 goto end;
2234212c
PY		 864 if (CMS_add0_recipient_password(cms,
865 -1, NID_undef, NID_undef,
866 pwri_tmp, -1, NULL) == NULL)
0f113f3e
MC		 867 goto end;
868 pwri_tmp = NULL;
869 }
870 if (!(flags & CMS_STREAM)) {
871 if (!CMS_final(cms, in, NULL, flags))
872 goto end;
873 }
874 } else if (operation == SMIME_ENCRYPTED_ENCRYPT) {
875 cms = CMS_EncryptedData_encrypt(in, cipher,
876 secret_key, secret_keylen, flags);
877
878 } else if (operation == SMIME_SIGN_RECEIPT) {
879 CMS_ContentInfo *srcms = NULL;
880 STACK_OF(CMS_SignerInfo) *sis;
881 CMS_SignerInfo *si;
882 sis = CMS_get0_SignerInfos(cms);
2234212c 883 if (sis == NULL)
0f113f3e
MC		 884 goto end;
885 si = sk_CMS_SignerInfo_value(sis, 0);
886 srcms = CMS_sign_receipt(si, signer, key, other, flags);
2234212c 887 if (srcms == NULL)
0f113f3e
MC		 888 goto end;
889 CMS_ContentInfo_free(cms);
890 cms = srcms;
891 } else if (operation & SMIME_SIGNERS) {
892 int i;
893 /*
894 * If detached data content we enable streaming if S/MIME output
895 * format.
896 */
897 if (operation == SMIME_SIGN) {
898
899 if (flags & CMS_DETACHED) {
900 if (outformat == FORMAT_SMIME)
901 flags |= CMS_STREAM;
902 }
903 flags |= CMS_PARTIAL;
904 cms = CMS_sign(NULL, NULL, other, in, flags);
2234212c 905 if (cms == NULL)
0f113f3e 906 goto end;
2234212c 907 if (econtent_type != NULL)
0f113f3e
MC		 908 CMS_set1_eContentType(cms, econtent_type);
909
2234212c 910 if (rr_to != NULL) {
0f113f3e 911 rr = make_receipt_request(rr_to, rr_allorfirst, rr_from);
2234212c 912 if (rr == NULL) {
0f113f3e
MC		 913 BIO_puts(bio_err,
914 "Signed Receipt Request Creation Error\n");
915 goto end;
916 }
917 }
2234212c 918 } else {
0f113f3e 919 flags |= CMS_REUSE_DIGEST;
2234212c 920 }
0f113f3e
MC		 921 for (i = 0; i < sk_OPENSSL_STRING_num(sksigners); i++) {
922 CMS_SignerInfo *si;
923 cms_key_param *kparam;
924 int tflags = flags;
925 signerfile = sk_OPENSSL_STRING_value(sksigners, i);
926 keyfile = sk_OPENSSL_STRING_value(skkeys, i);
927
a773b52a 928 signer = load_cert(signerfile, FORMAT_PEM, "signer certificate");
a032ed0a
KS		 929 if (signer == NULL) {
930 ret = 2;
0f113f3e 931 goto end;
a032ed0a 932 }
7e1b7485 933 key = load_key(keyfile, keyform, 0, passin, e, "signing key file");
a032ed0a
KS		 934 if (key == NULL) {
935 ret = 2;
0f113f3e 936 goto end;
a032ed0a 937 }
0f113f3e
MC		 938 for (kparam = key_first; kparam; kparam = kparam->next) {
939 if (kparam->idx == i) {
940 tflags |= CMS_KEY_PARAM;
941 break;
942 }
943 }
944 si = CMS_add1_signer(cms, signer, key, sign_md, tflags);
2234212c 945 if (si == NULL)
0f113f3e 946 goto end;
2234212c 947 if (kparam != NULL) {
0f113f3e
MC		 948 EVP_PKEY_CTX *pctx;
949 pctx = CMS_SignerInfo_get0_pkey_ctx(si);
950 if (!cms_set_pkey_param(pctx, kparam->param))
951 goto end;
952 }
2234212c 953 if (rr != NULL && !CMS_add1_ReceiptRequest(si, rr))
0f113f3e
MC		 954 goto end;
955 X509_free(signer);
956 signer = NULL;
957 EVP_PKEY_free(key);
958 key = NULL;
959 }
960 /* If not streaming or resigning finalize structure */
961 if ((operation == SMIME_SIGN) && !(flags & CMS_STREAM)) {
962 if (!CMS_final(cms, in, NULL, flags))
963 goto end;
964 }
965 }
966
2234212c 967 if (cms == NULL) {
0f113f3e
MC		 968 BIO_printf(bio_err, "Error creating CMS structure\n");
969 goto end;
970 }
971
972 ret = 4;
973 if (operation == SMIME_DECRYPT) {
974 if (flags & CMS_DEBUG_DECRYPT)
975 CMS_decrypt(cms, NULL, NULL, NULL, NULL, flags);
976
2234212c 977 if (secret_key != NULL) {
0f113f3e
MC		 978 if (!CMS_decrypt_set1_key(cms,
979 secret_key, secret_keylen,
980 secret_keyid, secret_keyidlen)) {
981 BIO_puts(bio_err, "Error decrypting CMS using secret key\n");
982 goto end;
983 }
984 }
985
2234212c 986 if (key != NULL) {
0f113f3e
MC		 987 if (!CMS_decrypt_set1_pkey(cms, key, recip)) {
988 BIO_puts(bio_err, "Error decrypting CMS using private key\n");
989 goto end;
990 }
991 }
992
2234212c 993 if (pwri_pass != NULL) {
0f113f3e
MC		 994 if (!CMS_decrypt_set1_password(cms, pwri_pass, -1)) {
995 BIO_puts(bio_err, "Error decrypting CMS using password\n");
996 goto end;
997 }
998 }
999
1000 if (!CMS_decrypt(cms, NULL, NULL, indata, out, flags)) {
1001 BIO_printf(bio_err, "Error decrypting CMS structure\n");
1002 goto end;
1003 }
1004 } else if (operation == SMIME_DATAOUT) {
1005 if (!CMS_data(cms, out, flags))
1006 goto end;
1007 } else if (operation == SMIME_UNCOMPRESS) {
1008 if (!CMS_uncompress(cms, indata, out, flags))
1009 goto end;
1010 } else if (operation == SMIME_DIGEST_VERIFY) {
2234212c 1011 if (CMS_digest_verify(cms, indata, out, flags) > 0) {
0f113f3e 1012 BIO_printf(bio_err, "Verification successful\n");
2234212c 1013 } else {
0f113f3e
MC		 1014 BIO_printf(bio_err, "Verification failure\n");
1015 goto end;
1016 }
1017 } else if (operation == SMIME_ENCRYPTED_DECRYPT) {
1018 if (!CMS_EncryptedData_decrypt(cms, secret_key, secret_keylen,
1019 indata, out, flags))
1020 goto end;
1021 } else if (operation == SMIME_VERIFY) {
2234212c 1022 if (CMS_verify(cms, other, store, indata, out, flags) > 0) {
0f113f3e 1023 BIO_printf(bio_err, "Verification successful\n");
2234212c 1024 } else {
0f113f3e
MC		 1025 BIO_printf(bio_err, "Verification failure\n");
1026 if (verify_retcode)
1027 ret = verify_err + 32;
1028 goto end;
1029 }
2234212c 1030 if (signerfile != NULL) {
0f113f3e
MC		 1031 STACK_OF(X509) *signers;
1032 signers = CMS_get0_signers(cms);
1033 if (!save_certs(signerfile, signers)) {
1034 BIO_printf(bio_err,
1035 "Error writing signers to %s\n", signerfile);
1036 ret = 5;
1037 goto end;
1038 }
1039 sk_X509_free(signers);
1040 }
1041 if (rr_print)
ecf3a1fb 1042 receipt_request_print(cms);
0f113f3e
MC		 1043
1044 } else if (operation == SMIME_VERIFY_RECEIPT) {
2234212c 1045 if (CMS_verify_receipt(rcms, cms, other, store, flags) > 0) {
0f113f3e 1046 BIO_printf(bio_err, "Verification successful\n");
2234212c 1047 } else {
0f113f3e
MC		 1048 BIO_printf(bio_err, "Verification failure\n");
1049 goto end;
1050 }
1051 } else {
1052 if (noout) {
1053 if (print)
1054 CMS_ContentInfo_print_ctx(out, cms, 0, NULL);
1055 } else if (outformat == FORMAT_SMIME) {
1056 if (to)
2197494d 1057 BIO_printf(out, "To: %s%s", to, mime_eol);
0f113f3e 1058 if (from)
2197494d 1059 BIO_printf(out, "From: %s%s", from, mime_eol);
0f113f3e 1060 if (subject)
2197494d 1061 BIO_printf(out, "Subject: %s%s", subject, mime_eol);
0f113f3e
MC		 1062 if (operation == SMIME_RESIGN)
1063 ret = SMIME_write_CMS(out, cms, indata, flags);
1064 else
1065 ret = SMIME_write_CMS(out, cms, in, flags);
2234212c 1066 } else if (outformat == FORMAT_PEM) {
0f113f3e 1067 ret = PEM_write_bio_CMS_stream(out, cms, in, flags);
2234212c 1068 } else if (outformat == FORMAT_ASN1) {
0f113f3e 1069 ret = i2d_CMS_bio_stream(out, cms, in, flags);
2234212c 1070 } else {
0f113f3e
MC		 1071 BIO_printf(bio_err, "Bad output format for CMS file\n");
1072 goto end;
1073 }
1074 if (ret <= 0) {
1075 ret = 6;
1076 goto end;
1077 }
1078 }
1079 ret = 0;
1080 end:
1081 if (ret)
1082 ERR_print_errors(bio_err);
0f113f3e
MC		 1083 sk_X509_pop_free(encerts, X509_free);
1084 sk_X509_pop_free(other, X509_free);
7e1b7485 1085 X509_VERIFY_PARAM_free(vpm);
25aaa98a
RS		 1086 sk_OPENSSL_STRING_free(sksigners);
1087 sk_OPENSSL_STRING_free(skkeys);
b548a1f1
RS		 1088 OPENSSL_free(secret_key);
1089 OPENSSL_free(secret_keyid);
1090 OPENSSL_free(pwri_tmp);
0dfb9398 1091 ASN1_OBJECT_free(econtent_type);
25aaa98a
RS		 1092 CMS_ReceiptRequest_free(rr);
1093 sk_OPENSSL_STRING_free(rr_to);
1094 sk_OPENSSL_STRING_free(rr_from);
0f113f3e
MC		 1095 for (key_param = key_first; key_param;) {
1096 cms_key_param *tparam;
1097 sk_OPENSSL_STRING_free(key_param->param);
1098 tparam = key_param->next;
1099 OPENSSL_free(key_param);
1100 key_param = tparam;
1101 }
1102 X509_STORE_free(store);
1103 X509_free(cert);
1104 X509_free(recip);
1105 X509_free(signer);
1106 EVP_PKEY_free(key);
1107 CMS_ContentInfo_free(cms);
1108 CMS_ContentInfo_free(rcms);
dd1abd44 1109 release_engine(e);
0f113f3e
MC		 1110 BIO_free(rctin);
1111 BIO_free(in);
1112 BIO_free(indata);
1113 BIO_free_all(out);
b548a1f1 1114 OPENSSL_free(passin);
26a7d938 1115 return ret;
8931b30d
DSH		 1116}
1117
1118static int save_certs(char *signerfile, STACK_OF(X509) *signers)
0f113f3e
MC		 1119{
1120 int i;
1121 BIO *tmp;
2234212c 1122 if (signerfile == NULL)
0f113f3e
MC		 1123 return 1;
1124 tmp = BIO_new_file(signerfile, "w");
2234212c 1125 if (tmp == NULL)
0f113f3e
MC		 1126 return 0;
1127 for (i = 0; i < sk_X509_num(signers); i++)
1128 PEM_write_bio_X509(tmp, sk_X509_value(signers, i));
1129 BIO_free(tmp);
1130 return 1;
1131}
8931b30d
DSH		 1132
1133/* Minimal callback just to output policy info (if any) */
1134
7f50d9a4 1135static int cms_cb(int ok, X509_STORE_CTX *ctx)
0f113f3e
MC		 1136{
1137 int error;
8931b30d 1138
0f113f3e 1139 error = X509_STORE_CTX_get_error(ctx);
8931b30d 1140
0f113f3e 1141 verify_err = error;
db50661f 1142
0f113f3e
MC		 1143 if ((error != X509_V_ERR_NO_EXPLICIT_POLICY)
1144 && ((error != X509_V_OK) || (ok != 2)))
1145 return ok;
8931b30d 1146
ecf3a1fb 1147 policies_print(ctx);
8931b30d 1148
0f113f3e 1149 return ok;
8931b30d 1150
0f113f3e 1151}
8931b30d 1152
ecf3a1fb 1153static void gnames_stack_print(STACK_OF(GENERAL_NAMES) *gns)
0f113f3e
MC		 1154{
1155 STACK_OF(GENERAL_NAME) *gens;
1156 GENERAL_NAME *gen;
1157 int i, j;
ecf3a1fb 1158
0f113f3e
MC		 1159 for (i = 0; i < sk_GENERAL_NAMES_num(gns); i++) {
1160 gens = sk_GENERAL_NAMES_value(gns, i);
1161 for (j = 0; j < sk_GENERAL_NAME_num(gens); j++) {
1162 gen = sk_GENERAL_NAME_value(gens, j);
ecf3a1fb
RS		 1163 BIO_puts(bio_err, " ");
1164 GENERAL_NAME_print(bio_err, gen);
1165 BIO_puts(bio_err, "\n");
0f113f3e
MC		 1166 }
1167 }
1168 return;
1169}
f4cc56f4 1170
ecf3a1fb 1171static void receipt_request_print(CMS_ContentInfo *cms)
0f113f3e
MC		 1172{
1173 STACK_OF(CMS_SignerInfo) *sis;
1174 CMS_SignerInfo *si;
1175 CMS_ReceiptRequest *rr;
1176 int allorfirst;
1177 STACK_OF(GENERAL_NAMES) *rto, *rlist;
1178 ASN1_STRING *scid;
1179 int i, rv;
1180 sis = CMS_get0_SignerInfos(cms);
1181 for (i = 0; i < sk_CMS_SignerInfo_num(sis); i++) {
1182 si = sk_CMS_SignerInfo_value(sis, i);
1183 rv = CMS_get1_ReceiptRequest(si, &rr);
1184 BIO_printf(bio_err, "Signer %d:\n", i + 1);
2234212c 1185 if (rv == 0) {
0f113f3e 1186 BIO_puts(bio_err, " No Receipt Request\n");
2234212c 1187 } else if (rv < 0) {
0f113f3e
MC		 1188 BIO_puts(bio_err, " Receipt Request Parse Error\n");
1189 ERR_print_errors(bio_err);
1190 } else {
17ebf85a 1191 const char *id;
0f113f3e
MC		 1192 int idlen;
1193 CMS_ReceiptRequest_get0_values(rr, &scid, &allorfirst,
1194 &rlist, &rto);
ecf3a1fb 1195 BIO_puts(bio_err, " Signed Content ID:\n");
0f113f3e 1196 idlen = ASN1_STRING_length(scid);
17ebf85a 1197 id = (const char *)ASN1_STRING_get0_data(scid);
ecf3a1fb
RS		 1198 BIO_dump_indent(bio_err, id, idlen, 4);
1199 BIO_puts(bio_err, " Receipts From");
2234212c 1200 if (rlist != NULL) {
ecf3a1fb
RS		 1201 BIO_puts(bio_err, " List:\n");
1202 gnames_stack_print(rlist);
2234212c 1203 } else if (allorfirst == 1) {
ecf3a1fb 1204 BIO_puts(bio_err, ": First Tier\n");
2234212c 1205 } else if (allorfirst == 0) {
ecf3a1fb 1206 BIO_puts(bio_err, ": All\n");
2234212c 1207 } else {
ecf3a1fb 1208 BIO_printf(bio_err, " Unknown (%d)\n", allorfirst);
2234212c 1209 }
ecf3a1fb
RS		 1210 BIO_puts(bio_err, " Receipts To:\n");
1211 gnames_stack_print(rto);
0f113f3e 1212 }
25aaa98a 1213 CMS_ReceiptRequest_free(rr);
0f113f3e
MC		 1214 }
1215}
f4cc56f4 1216
c869da88 1217static STACK_OF(GENERAL_NAMES) *make_names_stack(STACK_OF(OPENSSL_STRING) *ns)
0f113f3e
MC		 1218{
1219 int i;
1220 STACK_OF(GENERAL_NAMES) *ret;
1221 GENERAL_NAMES *gens = NULL;
1222 GENERAL_NAME *gen = NULL;
1223 ret = sk_GENERAL_NAMES_new_null();
2234212c 1224 if (ret == NULL)
0f113f3e
MC		 1225 goto err;
1226 for (i = 0; i < sk_OPENSSL_STRING_num(ns); i++) {
1227 char *str = sk_OPENSSL_STRING_value(ns, i);
1228 gen = a2i_GENERAL_NAME(NULL, NULL, NULL, GEN_EMAIL, str, 0);
2234212c 1229 if (gen == NULL)
0f113f3e
MC		 1230 goto err;
1231 gens = GENERAL_NAMES_new();
96487cdd 1232 if (gens == NULL)
0f113f3e
MC		 1233 goto err;
1234 if (!sk_GENERAL_NAME_push(gens, gen))
1235 goto err;
1236 gen = NULL;
1237 if (!sk_GENERAL_NAMES_push(ret, gens))
1238 goto err;
1239 gens = NULL;
1240 }
1241
1242 return ret;
1243
1244 err:
25aaa98a
RS		 1245 sk_GENERAL_NAMES_pop_free(ret, GENERAL_NAMES_free);
1246 GENERAL_NAMES_free(gens);
1247 GENERAL_NAME_free(gen);
0f113f3e
MC		 1248 return NULL;
1249}
1250
1251static CMS_ReceiptRequest *make_receipt_request(STACK_OF(OPENSSL_STRING)
1252 *rr_to, int rr_allorfirst, STACK_OF(OPENSSL_STRING)
1253 *rr_from)
1254{
6e4ab54b 1255 STACK_OF(GENERAL_NAMES) *rct_to = NULL, *rct_from = NULL;
0f113f3e
MC		 1256 CMS_ReceiptRequest *rr;
1257 rct_to = make_names_stack(rr_to);
2234212c 1258 if (rct_to == NULL)
0f113f3e 1259 goto err;
2234212c 1260 if (rr_from != NULL) {
0f113f3e 1261 rct_from = make_names_stack(rr_from);
2234212c 1262 if (rct_from == NULL)
0f113f3e 1263 goto err;
2234212c 1264 } else {
0f113f3e 1265 rct_from = NULL;
2234212c 1266 }
0f113f3e
MC		 1267 rr = CMS_ReceiptRequest_create0(NULL, -1, rr_allorfirst, rct_from,
1268 rct_to);
1269 return rr;
1270 err:
6e4ab54b 1271 sk_GENERAL_NAMES_pop_free(rct_to, GENERAL_NAMES_free);
0f113f3e
MC		 1272 return NULL;
1273}
f5e2354c 1274
02498cc8 1275static int cms_set_pkey_param(EVP_PKEY_CTX *pctx,
0f113f3e
MC		 1276 STACK_OF(OPENSSL_STRING) *param)
1277{
1278 char *keyopt;
1279 int i;
1280 if (sk_OPENSSL_STRING_num(param) <= 0)
1281 return 1;
1282 for (i = 0; i < sk_OPENSSL_STRING_num(param); i++) {
1283 keyopt = sk_OPENSSL_STRING_value(param, i);
1284 if (pkey_ctrl_string(pctx, keyopt) <= 0) {
1285 BIO_printf(bio_err, "parameter error \"%s\"\n", keyopt);
1286 ERR_print_errors(bio_err);
1287 return 0;
1288 }
1289 }
1290 return 1;
1291}
02498cc8 1292
8931b30d 1293#endif
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