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600dec15 1/* pkcs8.c */
3795297a 2/* Written by Dr Stephen N Henson (steve@openssl.org) for the OpenSSL
8a605478 3 * project 1999-2004.
600dec15
DSH
4 */
5/* ====================================================================
6 * Copyright (c) 1999 The OpenSSL Project. All rights reserved.
7 *
8 * Redistribution and use in source and binary forms, with or without
9 * modification, are permitted provided that the following conditions
10 * are met:
11 *
12 * 1. Redistributions of source code must retain the above copyright
13 * notice, this list of conditions and the following disclaimer.
14 *
15 * 2. Redistributions in binary form must reproduce the above copyright
16 * notice, this list of conditions and the following disclaimer in
17 * the documentation and/or other materials provided with the
18 * distribution.
19 *
20 * 3. All advertising materials mentioning features or use of this
21 * software must display the following acknowledgment:
22 * "This product includes software developed by the OpenSSL Project
23 * for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)"
24 *
25 * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
26 * endorse or promote products derived from this software without
27 * prior written permission. For written permission, please contact
28 * licensing@OpenSSL.org.
29 *
30 * 5. Products derived from this software may not be called "OpenSSL"
31 * nor may "OpenSSL" appear in their names without prior written
32 * permission of the OpenSSL Project.
33 *
34 * 6. Redistributions of any form whatsoever must retain the following
35 * acknowledgment:
36 * "This product includes software developed by the OpenSSL Project
37 * for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)"
38 *
39 * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
40 * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
41 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
42 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR
43 * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
44 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
45 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
46 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
47 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
48 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
49 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
50 * OF THE POSSIBILITY OF SUCH DAMAGE.
51 * ====================================================================
52 *
53 * This product includes cryptographic software written by Eric Young
54 * (eay@cryptsoft.com). This product includes software written by Tim
55 * Hudson (tjh@cryptsoft.com).
56 *
57 */
58#include <stdio.h>
8c197cc5 59#include <string.h>
20432eae 60#include "apps.h"
600dec15
DSH
61#include <openssl/pem.h>
62#include <openssl/err.h>
63#include <openssl/evp.h>
64#include <openssl/pkcs12.h>
65
600dec15
DSH
66#define PROG pkcs8_main
67
667ac4ec 68int MAIN(int, char **);
600dec15
DSH
69
70int MAIN(int argc, char **argv)
8a605478 71 {
5270e702 72 ENGINE *e = NULL;
600dec15 73 char **args, *infile = NULL, *outfile = NULL;
a3fe382e 74 char *passargin = NULL, *passargout = NULL;
600dec15
DSH
75 BIO *in = NULL, *out = NULL;
76 int topk8 = 0;
77 int pbe_nid = -1;
8eb57af5 78 const EVP_CIPHER *cipher = NULL;
600dec15 79 int iter = PKCS12_DEFAULT_ITER;
3cbb7937 80 int informat, outformat;
600dec15 81 int p8_broken = PKCS8_OK;
e7871ffa 82 int nocrypt = 0;
600dec15
DSH
83 X509_SIG *p8;
84 PKCS8_PRIV_KEY_INFO *p8inf;
690ecff7 85 EVP_PKEY *pkey=NULL;
4b426580 86 char pass[50], *passin = NULL, *passout = NULL, *p8pass = NULL;
600dec15 87 int badarg = 0;
0b13e9f0 88#ifndef OPENSSL_NO_ENGINE
5270e702 89 char *engine=NULL;
0b13e9f0 90#endif
5270e702 91
600dec15 92 if (bio_err == NULL) bio_err = BIO_new_fp (stderr, BIO_NOCLOSE);
5270e702 93
3647bee2
DSH
94 if (!load_config(bio_err, NULL))
95 goto end;
96
3cbb7937
DSH
97 informat=FORMAT_PEM;
98 outformat=FORMAT_PEM;
5270e702 99
600dec15 100 ERR_load_crypto_strings();
af57d843 101 OpenSSL_add_all_algorithms();
600dec15 102 args = argv + 1;
8a605478
DSH
103 while (!badarg && *args && *args[0] == '-')
104 {
105 if (!strcmp(*args,"-v2"))
106 {
107 if (args[1])
108 {
8eb57af5
DSH
109 args++;
110 cipher=EVP_get_cipherbyname(*args);
8a605478
DSH
111 if (!cipher)
112 {
8eb57af5
DSH
113 BIO_printf(bio_err,
114 "Unknown cipher %s\n", *args);
115 badarg = 1;
8a605478 116 }
8eb57af5 117 }
8a605478
DSH
118 else
119 badarg = 1;
120 }
121 else if (!strcmp(*args,"-v1"))
122 {
123 if (args[1])
124 {
525f51f6
DSH
125 args++;
126 pbe_nid=OBJ_txt2nid(*args);
8a605478
DSH
127 if (pbe_nid == NID_undef)
128 {
525f51f6
DSH
129 BIO_printf(bio_err,
130 "Unknown PBE algorithm %s\n", *args);
131 badarg = 1;
8a605478 132 }
525f51f6 133 }
8a605478
DSH
134 else
135 badarg = 1;
136 }
137 else if (!strcmp(*args,"-inform"))
138 {
139 if (args[1])
140 {
3cbb7937
DSH
141 args++;
142 informat=str2fmt(*args);
8a605478
DSH
143 }
144 else badarg = 1;
145 }
146 else if (!strcmp(*args,"-outform"))
147 {
148 if (args[1])
149 {
3cbb7937
DSH
150 args++;
151 outformat=str2fmt(*args);
8a605478
DSH
152 }
153 else badarg = 1;
154 }
155 else if (!strcmp (*args, "-topk8"))
156 topk8 = 1;
157 else if (!strcmp (*args, "-noiter"))
158 iter = 1;
159 else if (!strcmp (*args, "-nocrypt"))
160 nocrypt = 1;
161 else if (!strcmp (*args, "-nooct"))
162 p8_broken = PKCS8_NO_OCTET;
163 else if (!strcmp (*args, "-nsdb"))
164 p8_broken = PKCS8_NS_DB;
165 else if (!strcmp (*args, "-embed"))
166 p8_broken = PKCS8_EMBEDDED_PARAM;
20432eae
DSH
167 else if (!strcmp(*args,"-passin"))
168 {
169 if (!args[1]) goto bad;
a3fe382e 170 passargin= *(++args);
20432eae
DSH
171 }
172 else if (!strcmp(*args,"-passout"))
173 {
174 if (!args[1]) goto bad;
a3fe382e 175 passargout= *(++args);
20432eae 176 }
0b13e9f0 177#ifndef OPENSSL_NO_ENGINE
5270e702
RL
178 else if (strcmp(*args,"-engine") == 0)
179 {
180 if (!args[1]) goto bad;
181 engine= *(++args);
182 }
0b13e9f0 183#endif
8a605478
DSH
184 else if (!strcmp (*args, "-in"))
185 {
186 if (args[1])
187 {
600dec15
DSH
188 args++;
189 infile = *args;
8a605478
DSH
190 }
191 else badarg = 1;
192 }
193 else if (!strcmp (*args, "-out"))
194 {
195 if (args[1])
196 {
600dec15
DSH
197 args++;
198 outfile = *args;
8a605478
DSH
199 }
200 else badarg = 1;
201 }
202 else badarg = 1;
600dec15 203 args++;
8a605478 204 }
600dec15 205
8a605478
DSH
206 if (badarg)
207 {
20432eae
DSH
208 bad:
209 BIO_printf(bio_err, "Usage pkcs8 [options]\n");
210 BIO_printf(bio_err, "where options are\n");
f07fb9b2
DSH
211 BIO_printf(bio_err, "-in file input file\n");
212 BIO_printf(bio_err, "-inform X input format (DER or PEM)\n");
a3fe382e 213 BIO_printf(bio_err, "-passin arg input file pass phrase source\n");
f07fb9b2
DSH
214 BIO_printf(bio_err, "-outform X output format (DER or PEM)\n");
215 BIO_printf(bio_err, "-out file output file\n");
a3fe382e 216 BIO_printf(bio_err, "-passout arg output file pass phrase source\n");
f07fb9b2
DSH
217 BIO_printf(bio_err, "-topk8 output PKCS8 file\n");
218 BIO_printf(bio_err, "-nooct use (nonstandard) no octet format\n");
219 BIO_printf(bio_err, "-embed use (nonstandard) embedded DSA parameters format\n");
220 BIO_printf(bio_err, "-nsdb use (nonstandard) DSA Netscape DB format\n");
221 BIO_printf(bio_err, "-noiter use 1 as iteration count\n");
222 BIO_printf(bio_err, "-nocrypt use or expect unencrypted private key\n");
223 BIO_printf(bio_err, "-v2 alg use PKCS#5 v2.0 and cipher \"alg\"\n");
224 BIO_printf(bio_err, "-v1 obj use PKCS#5 v1.5 and cipher \"alg\"\n");
0b13e9f0 225#ifndef OPENSSL_NO_ENGINE
5270e702 226 BIO_printf(bio_err," -engine e use engine e, possibly a hardware device.\n");
0b13e9f0 227#endif
8a605478
DSH
228 return 1;
229 }
600dec15 230
0b13e9f0 231#ifndef OPENSSL_NO_ENGINE
531d630b 232 e = setup_engine(bio_err, engine, 0);
0b13e9f0 233#endif
5270e702 234
8a605478
DSH
235 if (!app_passwd(bio_err, passargin, passargout, &passin, &passout))
236 {
a3fe382e 237 BIO_printf(bio_err, "Error getting passwords\n");
8a605478
DSH
238 return 1;
239 }
a3fe382e 240
8a605478
DSH
241 if ((pbe_nid == -1) && !cipher)
242 pbe_nid = NID_pbeWithMD5AndDES_CBC;
600dec15 243
8a605478
DSH
244 if (infile)
245 {
246 if (!(in = BIO_new_file(infile, "rb")))
247 {
20432eae 248 BIO_printf(bio_err,
600dec15
DSH
249 "Can't open input file %s\n", infile);
250 return (1);
8a605478 251 }
600dec15 252 }
8a605478
DSH
253 else
254 in = BIO_new_fp (stdin, BIO_NOCLOSE);
600dec15 255
8a605478
DSH
256 if (outfile)
257 {
258 if (!(out = BIO_new_file (outfile, "wb")))
259 {
20432eae 260 BIO_printf(bio_err,
600dec15
DSH
261 "Can't open output file %s\n", outfile);
262 return (1);
8a605478 263 }
600dec15 264 }
8a605478
DSH
265 else
266 {
645749ef 267 out = BIO_new_fp (stdout, BIO_NOCLOSE);
bc36ee62 268#ifdef OPENSSL_SYS_VMS
8a605478 269 {
645749ef
RL
270 BIO *tmpbio = BIO_new(BIO_f_linebuffer());
271 out = BIO_push(tmpbio, out);
8a605478 272 }
645749ef 273#endif
8a605478 274 }
7953b8ff
RL
275 if (topk8)
276 {
277 BIO_free(in); /* Not needed in this section */
da9b9724
RL
278 pkey = load_key(bio_err, infile, informat, 1,
279 passin, e, "key");
8a605478
DSH
280 if (!pkey)
281 {
0fbffe7a 282 BIO_free_all(out);
8a605478
DSH
283 return 1;
284 }
285 if (!(p8inf = EVP_PKEY2PKCS8_broken(pkey, p8_broken)))
286 {
3ae70939 287 BIO_printf(bio_err, "Error converting key\n");
600dec15 288 ERR_print_errors(bio_err);
0fbffe7a
BM
289 EVP_PKEY_free(pkey);
290 BIO_free_all(out);
8a605478
DSH
291 return 1;
292 }
293 if (nocrypt)
294 {
295 if (outformat == FORMAT_PEM)
e7871ffa 296 PEM_write_bio_PKCS8_PRIV_KEY_INFO(out, p8inf);
8a605478 297 else if (outformat == FORMAT_ASN1)
e7871ffa 298 i2d_PKCS8_PRIV_KEY_INFO_bio(out, p8inf);
8a605478
DSH
299 else
300 {
e7871ffa 301 BIO_printf(bio_err, "Bad format specified for key\n");
0fbffe7a
BM
302 PKCS8_PRIV_KEY_INFO_free(p8inf);
303 EVP_PKEY_free(pkey);
304 BIO_free_all(out);
e7871ffa 305 return (1);
8a605478 306 }
e7871ffa 307 }
8a605478
DSH
308 else
309 {
310 if (passout)
311 p8pass = passout;
312 else
313 {
4b426580 314 p8pass = pass;
54a656ef 315 if (EVP_read_pw_string(pass, sizeof pass, "Enter Encryption Password:", 1))
8a605478 316 {
0fbffe7a
BM
317 PKCS8_PRIV_KEY_INFO_free(p8inf);
318 EVP_PKEY_free(pkey);
319 BIO_free_all(out);
96b35c9e 320 return (1);
8a605478 321 }
0fbffe7a 322 }
4b426580 323 app_RAND_load_file(NULL, bio_err, 0);
8eb57af5 324 if (!(p8 = PKCS8_encrypt(pbe_nid, cipher,
4b426580 325 p8pass, strlen(p8pass),
8a605478
DSH
326 NULL, 0, iter, p8inf)))
327 {
3ae70939 328 BIO_printf(bio_err, "Error encrypting key\n");
e7871ffa 329 ERR_print_errors(bio_err);
0fbffe7a
BM
330 PKCS8_PRIV_KEY_INFO_free(p8inf);
331 EVP_PKEY_free(pkey);
332 BIO_free_all(out);
e7871ffa 333 return (1);
8a605478 334 }
4b426580 335 app_RAND_write_file(NULL, bio_err);
8a605478 336 if (outformat == FORMAT_PEM)
20432eae 337 PEM_write_bio_PKCS8(out, p8);
8a605478 338 else if (outformat == FORMAT_ASN1)
e7871ffa 339 i2d_PKCS8_bio(out, p8);
8a605478
DSH
340 else
341 {
e7871ffa 342 BIO_printf(bio_err, "Bad format specified for key\n");
0fbffe7a
BM
343 PKCS8_PRIV_KEY_INFO_free(p8inf);
344 EVP_PKEY_free(pkey);
345 BIO_free_all(out);
e7871ffa 346 return (1);
8a605478 347 }
e7871ffa 348 X509_SIG_free(p8);
8a605478
DSH
349 }
350
600dec15 351 PKCS8_PRIV_KEY_INFO_free (p8inf);
8eb57af5 352 EVP_PKEY_free(pkey);
645749ef 353 BIO_free_all(out);
8a605478
DSH
354 if (passin)
355 OPENSSL_free(passin);
356 if (passout)
357 OPENSSL_free(passout);
600dec15 358 return (0);
8a605478 359 }
600dec15 360
8a605478
DSH
361 if (nocrypt)
362 {
363 if (informat == FORMAT_PEM)
74678cc2 364 p8inf = PEM_read_bio_PKCS8_PRIV_KEY_INFO(in,NULL,NULL, NULL);
8a605478 365 else if (informat == FORMAT_ASN1)
e7871ffa 366 p8inf = d2i_PKCS8_PRIV_KEY_INFO_bio(in, NULL);
8a605478
DSH
367 else
368 {
e7871ffa
DSH
369 BIO_printf(bio_err, "Bad format specified for key\n");
370 return (1);
8a605478 371 }
e7871ffa 372 }
8a605478
DSH
373 else
374 {
375 if (informat == FORMAT_PEM)
74678cc2 376 p8 = PEM_read_bio_PKCS8(in, NULL, NULL, NULL);
8a605478 377 else if (informat == FORMAT_ASN1)
e7871ffa 378 p8 = d2i_PKCS8_bio(in, NULL);
8a605478
DSH
379 else
380 {
e7871ffa
DSH
381 BIO_printf(bio_err, "Bad format specified for key\n");
382 return (1);
8a605478 383 }
3cbb7937 384
8a605478
DSH
385 if (!p8)
386 {
3ae70939 387 BIO_printf (bio_err, "Error reading key\n");
e7871ffa
DSH
388 ERR_print_errors(bio_err);
389 return (1);
8a605478
DSH
390 }
391 if (passin)
392 p8pass = passin;
393 else
394 {
4b426580 395 p8pass = pass;
54a656ef 396 EVP_read_pw_string(pass, sizeof pass, "Enter Password:", 0);
8a605478 397 }
ecbe0781 398 p8inf = PKCS8_decrypt(p8, p8pass, strlen(p8pass));
8eb57af5 399 X509_SIG_free(p8);
8a605478 400 }
e7871ffa 401
8a605478
DSH
402 if (!p8inf)
403 {
3ae70939 404 BIO_printf(bio_err, "Error decrypting key\n");
600dec15
DSH
405 ERR_print_errors(bio_err);
406 return (1);
8a605478 407 }
600dec15 408
8a605478
DSH
409 if (!(pkey = EVP_PKCS82PKEY(p8inf)))
410 {
3ae70939 411 BIO_printf(bio_err, "Error converting key\n");
600dec15
DSH
412 ERR_print_errors(bio_err);
413 return (1);
8a605478 414 }
600dec15 415
8a605478
DSH
416 if (p8inf->broken)
417 {
600dec15 418 BIO_printf(bio_err, "Warning: broken key encoding: ");
8a605478
DSH
419 switch (p8inf->broken)
420 {
600dec15 421 case PKCS8_NO_OCTET:
66430207
DSH
422 BIO_printf(bio_err, "No Octet String in PrivateKey\n");
423 break;
424
425 case PKCS8_EMBEDDED_PARAM:
426 BIO_printf(bio_err, "DSA parameters included in PrivateKey\n");
427 break;
428
429 case PKCS8_NS_DB:
430 BIO_printf(bio_err, "DSA public key include in PrivateKey\n");
600dec15
DSH
431 break;
432
433 default:
434 BIO_printf(bio_err, "Unknown broken type\n");
435 break;
436 }
437 }
438
439 PKCS8_PRIV_KEY_INFO_free(p8inf);
8a605478 440 if (outformat == FORMAT_PEM)
a3fe382e 441 PEM_write_bio_PrivateKey(out, pkey, NULL, NULL, 0, NULL, passout);
8a605478 442 else if (outformat == FORMAT_ASN1)
20432eae 443 i2d_PrivateKey_bio(out, pkey);
8a605478
DSH
444 else
445 {
20432eae
DSH
446 BIO_printf(bio_err, "Bad format specified for key\n");
447 return (1);
8a605478 448 }
600dec15 449
3647bee2 450 end:
8eb57af5 451 EVP_PKEY_free(pkey);
645749ef 452 BIO_free_all(out);
8eb57af5 453 BIO_free(in);
8a605478
DSH
454 if (passin)
455 OPENSSL_free(passin);
456 if (passout)
457 OPENSSL_free(passout);
8eb57af5 458
600dec15 459 return (0);
8a605478 460 }