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