1 /* pkcs8.c */ 2 /* Written by Dr Stephen N Henson (steve@openssl.org) for the OpenSSL 3 * project 1999-2004. 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> 59 #include <string.h> 60 #include "apps.h" 61 #include <openssl/pem.h> 62 #include <openssl/err.h> 63 #include <openssl/evp.h> 64 #include <openssl/pkcs12.h> 65 66 #define PROG pkcs8_main 67 68 int MAIN(int, char **); 69 70 int MAIN(int argc, char **argv) 71 { 72 ENGINE *e = NULL; 73 char **args, *infile = NULL, *outfile = NULL; 74 char *passargin = NULL, *passargout = NULL; 75 BIO *in = NULL, *out = NULL; 76 int topk8 = 0; 77 int pbe_nid = -1; 78 const EVP_CIPHER *cipher = NULL; 79 int iter = PKCS12_DEFAULT_ITER; 80 int informat, outformat; 81 int p8_broken = PKCS8_OK; 82 int nocrypt = 0; 83 X509_SIG *p8 = NULL; 84 PKCS8_PRIV_KEY_INFO *p8inf = NULL; 85 EVP_PKEY *pkey=NULL; 86 char pass[50], *passin = NULL, *passout = NULL, *p8pass = NULL; 87 int badarg = 0; 88 int ret = 1; 89 #ifndef OPENSSL_NO_ENGINE 90 char *engine=NULL; 91 #endif 92 93 if (bio_err == NULL) bio_err = BIO_new_fp (stderr, BIO_NOCLOSE); 94 95 if (!load_config(bio_err, NULL)) 96 goto end; 97 98 informat=FORMAT_PEM; 99 outformat=FORMAT_PEM; 100 101 ERR_load_crypto_strings(); 102 OpenSSL_add_all_algorithms(); 103 args = argv + 1; 104 while (!badarg && *args && *args[0] == '-') 105 { 106 if (!strcmp(*args,"-v2")) 107 { 108 if (args[1]) 109 { 110 args++; 111 cipher=EVP_get_cipherbyname(*args); 112 if (!cipher) 113 { 114 BIO_printf(bio_err, 115 "Unknown cipher %s\n", *args); 116 badarg = 1; 117 } 118 } 119 else 120 badarg = 1; 121 } 122 else if (!strcmp(*args,"-v1")) 123 { 124 if (args[1]) 125 { 126 args++; 127 pbe_nid=OBJ_txt2nid(*args); 128 if (pbe_nid == NID_undef) 129 { 130 BIO_printf(bio_err, 131 "Unknown PBE algorithm %s\n", *args); 132 badarg = 1; 133 } 134 } 135 else 136 badarg = 1; 137 } 138 else if (!strcmp(*args,"-inform")) 139 { 140 if (args[1]) 141 { 142 args++; 143 informat=str2fmt(*args); 144 } 145 else badarg = 1; 146 } 147 else if (!strcmp(*args,"-outform")) 148 { 149 if (args[1]) 150 { 151 args++; 152 outformat=str2fmt(*args); 153 } 154 else badarg = 1; 155 } 156 else if (!strcmp (*args, "-topk8")) 157 topk8 = 1; 158 else if (!strcmp (*args, "-noiter")) 159 iter = 1; 160 else if (!strcmp (*args, "-nocrypt")) 161 nocrypt = 1; 162 else if (!strcmp (*args, "-nooct")) 163 p8_broken = PKCS8_NO_OCTET; 164 else if (!strcmp (*args, "-nsdb")) 165 p8_broken = PKCS8_NS_DB; 166 else if (!strcmp (*args, "-embed")) 167 p8_broken = PKCS8_EMBEDDED_PARAM; 168 else if (!strcmp(*args,"-passin")) 169 { 170 if (!args[1]) goto bad; 171 passargin= *(++args); 172 } 173 else if (!strcmp(*args,"-passout")) 174 { 175 if (!args[1]) goto bad; 176 passargout= *(++args); 177 } 178 #ifndef OPENSSL_NO_ENGINE 179 else if (strcmp(*args,"-engine") == 0) 180 { 181 if (!args[1]) goto bad; 182 engine= *(++args); 183 } 184 #endif 185 else if (!strcmp (*args, "-in")) 186 { 187 if (args[1]) 188 { 189 args++; 190 infile = *args; 191 } 192 else badarg = 1; 193 } 194 else if (!strcmp (*args, "-out")) 195 { 196 if (args[1]) 197 { 198 args++; 199 outfile = *args; 200 } 201 else badarg = 1; 202 } 203 else badarg = 1; 204 args++; 205 } 206 207 if (badarg) 208 { 209 bad: 210 BIO_printf(bio_err, "Usage pkcs8 [options]\n"); 211 BIO_printf(bio_err, "where options are\n"); 212 BIO_printf(bio_err, "-in file input file\n"); 213 BIO_printf(bio_err, "-inform X input format (DER or PEM)\n"); 214 BIO_printf(bio_err, "-passin arg input file pass phrase source\n"); 215 BIO_printf(bio_err, "-outform X output format (DER or PEM)\n"); 216 BIO_printf(bio_err, "-out file output file\n"); 217 BIO_printf(bio_err, "-passout arg output file pass phrase source\n"); 218 BIO_printf(bio_err, "-topk8 output PKCS8 file\n"); 219 BIO_printf(bio_err, "-nooct use (nonstandard) no octet format\n"); 220 BIO_printf(bio_err, "-embed use (nonstandard) embedded DSA parameters format\n"); 221 BIO_printf(bio_err, "-nsdb use (nonstandard) DSA Netscape DB format\n"); 222 BIO_printf(bio_err, "-noiter use 1 as iteration count\n"); 223 BIO_printf(bio_err, "-nocrypt use or expect unencrypted private key\n"); 224 BIO_printf(bio_err, "-v2 alg use PKCS#5 v2.0 and cipher \"alg\"\n"); 225 BIO_printf(bio_err, "-v1 obj use PKCS#5 v1.5 and cipher \"alg\"\n"); 226 #ifndef OPENSSL_NO_ENGINE 227 BIO_printf(bio_err," -engine e use engine e, possibly a hardware device.\n"); 228 #endif 229 goto end; 230 } 231 232 #ifndef OPENSSL_NO_ENGINE 233 e = setup_engine(bio_err, engine, 0); 234 #endif 235 236 if (!app_passwd(bio_err, passargin, passargout, &passin, &passout)) 237 { 238 BIO_printf(bio_err, "Error getting passwords\n"); 239 goto end; 240 } 241 242 if ((pbe_nid == -1) && !cipher) 243 pbe_nid = NID_pbeWithMD5AndDES_CBC; 244 245 if (infile) 246 { 247 if (!(in = BIO_new_file(infile, "rb"))) 248 { 249 BIO_printf(bio_err, 250 "Can't open input file %s\n", infile); 251 goto end; 252 } 253 } 254 else 255 in = BIO_new_fp (stdin, BIO_NOCLOSE); 256 257 if (outfile) 258 { 259 if (!(out = BIO_new_file (outfile, "wb"))) 260 { 261 BIO_printf(bio_err, 262 "Can't open output file %s\n", outfile); 263 goto end; 264 } 265 } 266 else 267 { 268 out = BIO_new_fp (stdout, BIO_NOCLOSE); 269 #ifdef OPENSSL_SYS_VMS 270 { 271 BIO *tmpbio = BIO_new(BIO_f_linebuffer()); 272 out = BIO_push(tmpbio, out); 273 } 274 #endif 275 } 276 if (topk8) 277 { 278 BIO_free(in); /* Not needed in this section */ 279 pkey = load_key(bio_err, infile, informat, 1, 280 passin, e, "key"); 281 if (!pkey) 282 goto end; 283 if (!(p8inf = EVP_PKEY2PKCS8_broken(pkey, p8_broken))) 284 { 285 BIO_printf(bio_err, "Error converting key\n"); 286 ERR_print_errors(bio_err); 287 goto end; 288 } 289 if (nocrypt) 290 { 291 if (outformat == FORMAT_PEM) 292 PEM_write_bio_PKCS8_PRIV_KEY_INFO(out, p8inf); 293 else if (outformat == FORMAT_ASN1) 294 i2d_PKCS8_PRIV_KEY_INFO_bio(out, p8inf); 295 else 296 { 297 BIO_printf(bio_err, "Bad format specified for key\n"); 298 goto end; 299 } 300 } 301 else 302 { 303 if (passout) 304 p8pass = passout; 305 else 306 { 307 p8pass = pass; 308 if (EVP_read_pw_string(pass, sizeof pass, "Enter Encryption Password:", 1)) 309 goto end; 310 } 311 app_RAND_load_file(NULL, bio_err, 0); 312 if (!(p8 = PKCS8_encrypt(pbe_nid, cipher, 313 p8pass, strlen(p8pass), 314 NULL, 0, iter, p8inf))) 315 { 316 BIO_printf(bio_err, "Error encrypting key\n"); 317 ERR_print_errors(bio_err); 318 goto end; 319 } 320 app_RAND_write_file(NULL, bio_err); 321 if (outformat == FORMAT_PEM) 322 PEM_write_bio_PKCS8(out, p8); 323 else if (outformat == FORMAT_ASN1) 324 i2d_PKCS8_bio(out, p8); 325 else 326 { 327 BIO_printf(bio_err, "Bad format specified for key\n"); 328 goto end; 329 } 330 } 331 332 ret = 0; 333 goto end; 334 } 335 336 if (nocrypt) 337 { 338 if (informat == FORMAT_PEM) 339 p8inf = PEM_read_bio_PKCS8_PRIV_KEY_INFO(in,NULL,NULL, NULL); 340 else if (informat == FORMAT_ASN1) 341 p8inf = d2i_PKCS8_PRIV_KEY_INFO_bio(in, NULL); 342 else 343 { 344 BIO_printf(bio_err, "Bad format specified for key\n"); 345 goto end; 346 } 347 } 348 else 349 { 350 if (informat == FORMAT_PEM) 351 p8 = PEM_read_bio_PKCS8(in, NULL, NULL, NULL); 352 else if (informat == FORMAT_ASN1) 353 p8 = d2i_PKCS8_bio(in, NULL); 354 else 355 { 356 BIO_printf(bio_err, "Bad format specified for key\n"); 357 goto end; 358 } 359 360 if (!p8) 361 { 362 BIO_printf (bio_err, "Error reading key\n"); 363 ERR_print_errors(bio_err); 364 goto end; 365 } 366 if (passin) 367 p8pass = passin; 368 else 369 { 370 p8pass = pass; 371 EVP_read_pw_string(pass, sizeof pass, "Enter Password:", 0); 372 } 373 p8inf = PKCS8_decrypt(p8, p8pass, strlen(p8pass)); 374 } 375 376 if (!p8inf) 377 { 378 BIO_printf(bio_err, "Error decrypting key\n"); 379 ERR_print_errors(bio_err); 380 goto end; 381 } 382 383 if (!(pkey = EVP_PKCS82PKEY(p8inf))) 384 { 385 BIO_printf(bio_err, "Error converting key\n"); 386 ERR_print_errors(bio_err); 387 goto end; 388 } 389 390 if (p8inf->broken) 391 { 392 BIO_printf(bio_err, "Warning: broken key encoding: "); 393 switch (p8inf->broken) 394 { 395 case PKCS8_NO_OCTET: 396 BIO_printf(bio_err, "No Octet String in PrivateKey\n"); 397 break; 398 399 case PKCS8_EMBEDDED_PARAM: 400 BIO_printf(bio_err, "DSA parameters included in PrivateKey\n"); 401 break; 402 403 case PKCS8_NS_DB: 404 BIO_printf(bio_err, "DSA public key include in PrivateKey\n"); 405 break; 406 407 default: 408 BIO_printf(bio_err, "Unknown broken type\n"); 409 break; 410 } 411 } 412 413 if (outformat == FORMAT_PEM) 414 PEM_write_bio_PrivateKey(out, pkey, NULL, NULL, 0, NULL, passout); 415 else if (outformat == FORMAT_ASN1) 416 i2d_PrivateKey_bio(out, pkey); 417 else 418 { 419 BIO_printf(bio_err, "Bad format specified for key\n"); 420 goto end; 421 } 422 ret = 0; 423 424 end: 425 X509_SIG_free(p8); 426 PKCS8_PRIV_KEY_INFO_free(p8inf); 427 EVP_PKEY_free(pkey); 428 BIO_free_all(out); 429 BIO_free(in); 430 if (passin) 431 OPENSSL_free(passin); 432 if (passout) 433 OPENSSL_free(passout); 434 435 return ret; 436 } 437