1/* crypto/pem/pem_all.c */ 2/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com) 3 * All rights reserved. 4 * 5 * This package is an SSL implementation written 6 * by Eric Young (eay@cryptsoft.com). 7 * The implementation was written so as to conform with Netscapes SSL. 8 * 9 * This library is free for commercial and non-commercial use as long as 10 * the following conditions are aheared to. The following conditions 11 * apply to all code found in this distribution, be it the RC4, RSA, 12 * lhash, DES, etc., code; not just the SSL code. The SSL documentation 13 * included with this distribution is covered by the same copyright terms 14 * except that the holder is Tim Hudson (tjh@cryptsoft.com). 15 * 16 * Copyright remains Eric Young's, and as such any Copyright notices in 17 * the code are not to be removed. 18 * If this package is used in a product, Eric Young should be given attribution 19 * as the author of the parts of the library used. 20 * This can be in the form of a textual message at program startup or 21 * in documentation (online or textual) provided with the package. 22 * 23 * Redistribution and use in source and binary forms, with or without 24 * modification, are permitted provided that the following conditions 25 * are met: 26 * 1. Redistributions of source code must retain the copyright 27 * notice, this list of conditions and the following disclaimer. 28 * 2. Redistributions in binary form must reproduce the above copyright 29 * notice, this list of conditions and the following disclaimer in the 30 * documentation and/or other materials provided with the distribution. 31 * 3. All advertising materials mentioning features or use of this software 32 * must display the following acknowledgement: 33 * "This product includes cryptographic software written by 34 * Eric Young (eay@cryptsoft.com)" 35 * The word 'cryptographic' can be left out if the rouines from the library 36 * being used are not cryptographic related :-). 37 * 4. If you include any Windows specific code (or a derivative thereof) from 38 * the apps directory (application code) you must include an acknowledgement: 39 * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)" 40 * 41 * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND 42 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 43 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 44 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 45 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 46 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 47 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 48 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 49 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 50 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 51 * SUCH DAMAGE. 52 * 53 * The licence and distribution terms for any publically available version or 54 * derivative of this code cannot be changed. i.e. this code cannot simply be 55 * copied and put under another distribution licence 56 * [including the GNU Public Licence.] 57 */ 58/* ==================================================================== 59 * Copyright (c) 1998-2002 The OpenSSL Project. All rights reserved. 60 * 61 * Redistribution and use in source and binary forms, with or without 62 * modification, are permitted provided that the following conditions 63 * are met: 64 * 65 * 1. Redistributions of source code must retain the above copyright 66 * notice, this list of conditions and the following disclaimer. 67 * 68 * 2. Redistributions in binary form must reproduce the above copyright 69 * notice, this list of conditions and the following disclaimer in 70 * the documentation and/or other materials provided with the 71 * distribution. 72 * 73 * 3. All advertising materials mentioning features or use of this 74 * software must display the following acknowledgment: 75 * "This product includes software developed by the OpenSSL Project 76 * for use in the OpenSSL Toolkit. (http://www.openssl.org/)" 77 * 78 * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to 79 * endorse or promote products derived from this software without 80 * prior written permission. For written permission, please contact 81 * openssl-core@openssl.org. 82 * 83 * 5. Products derived from this software may not be called "OpenSSL" 84 * nor may "OpenSSL" appear in their names without prior written 85 * permission of the OpenSSL Project. 86 * 87 * 6. Redistributions of any form whatsoever must retain the following 88 * acknowledgment: 89 * "This product includes software developed by the OpenSSL Project 90 * for use in the OpenSSL Toolkit (http://www.openssl.org/)" 91 * 92 * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY 93 * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 94 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 95 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR 96 * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 97 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 98 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; 99 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 100 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, 101 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 102 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED 103 * OF THE POSSIBILITY OF SUCH DAMAGE. 104 * ==================================================================== 105 * 106 * This product includes cryptographic software written by Eric Young 107 * (eay@cryptsoft.com). This product includes software written by Tim 108 * Hudson (tjh@cryptsoft.com). 109 * 110 */ 111 112#include <stdio.h> 113#include "cryptlib.h" 114#include <openssl/bio.h> 115#include <openssl/evp.h> 116#include <openssl/x509.h> 117#include <openssl/pkcs7.h> 118#include <openssl/pem.h> 119#ifndef OPENSSL_NO_RSA 120#include <openssl/rsa.h> 121#endif 122#ifndef OPENSSL_NO_DSA 123#include <openssl/dsa.h> 124#endif 125#ifndef OPENSSL_NO_DH 126#include <openssl/dh.h> 127#endif 128 129#ifndef OPENSSL_NO_RSA 130static RSA *pkey_get_rsa(EVP_PKEY *key, RSA **rsa); 131#endif 132#ifndef OPENSSL_NO_DSA 133static DSA *pkey_get_dsa(EVP_PKEY *key, DSA **dsa); 134#endif 135 136#ifndef OPENSSL_NO_EC 137static EC_KEY *pkey_get_eckey(EVP_PKEY *key, EC_KEY **eckey); 138#endif 139 140IMPLEMENT_PEM_rw(X509_REQ, X509_REQ, PEM_STRING_X509_REQ, X509_REQ) 141 142IMPLEMENT_PEM_write(X509_REQ_NEW, X509_REQ, PEM_STRING_X509_REQ_OLD, X509_REQ) 143 144IMPLEMENT_PEM_rw(X509_CRL, X509_CRL, PEM_STRING_X509_CRL, X509_CRL) 145 146IMPLEMENT_PEM_rw(PKCS7, PKCS7, PEM_STRING_PKCS7, PKCS7) 147 148IMPLEMENT_PEM_rw(NETSCAPE_CERT_SEQUENCE, NETSCAPE_CERT_SEQUENCE, 149 PEM_STRING_X509, NETSCAPE_CERT_SEQUENCE) 150 151 152#ifndef OPENSSL_NO_RSA 153 154/* We treat RSA or DSA private keys as a special case. 155 * 156 * For private keys we read in an EVP_PKEY structure with 157 * PEM_read_bio_PrivateKey() and extract the relevant private 158 * key: this means can handle "traditional" and PKCS#8 formats 159 * transparently. 160 */ 161 162static RSA *pkey_get_rsa(EVP_PKEY *key, RSA **rsa) 163{ 164 RSA *rtmp; 165 if(!key) return NULL; 166 rtmp = EVP_PKEY_get1_RSA(key); 167 EVP_PKEY_free(key); 168 if(!rtmp) return NULL; 169 if(rsa) { 170 RSA_free(*rsa); 171 *rsa = rtmp; 172 } 173 return rtmp; 174} 175 176RSA *PEM_read_bio_RSAPrivateKey(BIO *bp, RSA **rsa, pem_password_cb *cb, 177 void *u) 178{ 179 EVP_PKEY *pktmp; 180 pktmp = PEM_read_bio_PrivateKey(bp, NULL, cb, u); 181 return pkey_get_rsa(pktmp, rsa); 182} 183 184#ifndef OPENSSL_NO_FP_API 185 186RSA *PEM_read_RSAPrivateKey(FILE *fp, RSA **rsa, pem_password_cb *cb, 187 void *u) 188{ 189 EVP_PKEY *pktmp; 190 pktmp = PEM_read_PrivateKey(fp, NULL, cb, u); 191 return pkey_get_rsa(pktmp, rsa); 192} 193 194#endif 195 196#ifdef OPENSSL_FIPS 197 198int PEM_write_bio_RSAPrivateKey(BIO *bp, RSA *x, const EVP_CIPHER *enc, 199 unsigned char *kstr, int klen, 200 pem_password_cb *cb, void *u) 201{ 202 if (FIPS_mode()) 203 { 204 EVP_PKEY *k; 205 int ret; 206 k = EVP_PKEY_new(); 207 if (!k) 208 return 0; 209 EVP_PKEY_set1_RSA(k, x); 210 211 ret = PEM_write_bio_PrivateKey(bp, k, enc, kstr, klen, cb, u); 212 EVP_PKEY_free(k); 213 return ret; 214 } 215 else 216 return PEM_ASN1_write_bio((i2d_of_void *)i2d_RSAPrivateKey, 217 PEM_STRING_RSA,bp,x,enc,kstr,klen,cb,u); 218} 219 220#ifndef OPENSSL_NO_FP_API 221int PEM_write_RSAPrivateKey(FILE *fp, RSA *x, const EVP_CIPHER *enc, 222 unsigned char *kstr, int klen, 223 pem_password_cb *cb, void *u) 224{ 225 if (FIPS_mode()) 226 { 227 EVP_PKEY *k; 228 int ret; 229 k = EVP_PKEY_new(); 230 if (!k) 231 return 0; 232 233 EVP_PKEY_set1_RSA(k, x); 234 235 ret = PEM_write_PrivateKey(fp, k, enc, kstr, klen, cb, u); 236 EVP_PKEY_free(k); 237 return ret; 238 } 239 else 240 return PEM_ASN1_write((i2d_of_void *)i2d_RSAPrivateKey, 241 PEM_STRING_RSA,fp,x,enc,kstr,klen,cb,u); 242} 243#endif 244 245#else 246 247IMPLEMENT_PEM_write_cb_const(RSAPrivateKey, RSA, PEM_STRING_RSA, RSAPrivateKey) 248 249#endif 250 251IMPLEMENT_PEM_rw_const(RSAPublicKey, RSA, PEM_STRING_RSA_PUBLIC, RSAPublicKey) 252IMPLEMENT_PEM_rw(RSA_PUBKEY, RSA, PEM_STRING_PUBLIC, RSA_PUBKEY) 253 254#endif 255 256#ifndef OPENSSL_NO_DSA 257 258static DSA *pkey_get_dsa(EVP_PKEY *key, DSA **dsa) 259{ 260 DSA *dtmp; 261 if(!key) return NULL; 262 dtmp = EVP_PKEY_get1_DSA(key); 263 EVP_PKEY_free(key); 264 if(!dtmp) return NULL; 265 if(dsa) { 266 DSA_free(*dsa); 267 *dsa = dtmp; 268 } 269 return dtmp; 270} 271 272DSA *PEM_read_bio_DSAPrivateKey(BIO *bp, DSA **dsa, pem_password_cb *cb, 273 void *u) 274{ 275 EVP_PKEY *pktmp; 276 pktmp = PEM_read_bio_PrivateKey(bp, NULL, cb, u); 277 return pkey_get_dsa(pktmp, dsa); /* will free pktmp */ 278} 279 280#ifdef OPENSSL_FIPS 281 282int PEM_write_bio_DSAPrivateKey(BIO *bp, DSA *x, const EVP_CIPHER *enc, 283 unsigned char *kstr, int klen, 284 pem_password_cb *cb, void *u) 285{ 286 if (FIPS_mode()) 287 { 288 EVP_PKEY *k; 289 int ret; 290 k = EVP_PKEY_new(); 291 if (!k) 292 return 0; 293 EVP_PKEY_set1_DSA(k, x); 294 295 ret = PEM_write_bio_PrivateKey(bp, k, enc, kstr, klen, cb, u); 296 EVP_PKEY_free(k); 297 return ret; 298 } 299 else 300 return PEM_ASN1_write_bio((i2d_of_void *)i2d_DSAPrivateKey, 301 PEM_STRING_DSA,bp,x,enc,kstr,klen,cb,u); 302} 303 304#ifndef OPENSSL_NO_FP_API 305int PEM_write_DSAPrivateKey(FILE *fp, DSA *x, const EVP_CIPHER *enc, 306 unsigned char *kstr, int klen, 307 pem_password_cb *cb, void *u) 308{ 309 if (FIPS_mode()) 310 { 311 EVP_PKEY *k; 312 int ret; 313 k = EVP_PKEY_new(); 314 if (!k) 315 return 0; 316 EVP_PKEY_set1_DSA(k, x); 317 ret = PEM_write_PrivateKey(fp, k, enc, kstr, klen, cb, u); 318 EVP_PKEY_free(k); 319 return ret; 320 } 321 else 322 return PEM_ASN1_write((i2d_of_void *)i2d_DSAPrivateKey, 323 PEM_STRING_DSA,fp,x,enc,kstr,klen,cb,u); 324} 325#endif 326 327#else 328 329IMPLEMENT_PEM_write_cb_const(DSAPrivateKey, DSA, PEM_STRING_DSA, DSAPrivateKey) 330 331#endif 332 333IMPLEMENT_PEM_rw(DSA_PUBKEY, DSA, PEM_STRING_PUBLIC, DSA_PUBKEY) 334 335#ifndef OPENSSL_NO_FP_API 336 337DSA *PEM_read_DSAPrivateKey(FILE *fp, DSA **dsa, pem_password_cb *cb, 338 void *u) 339{ 340 EVP_PKEY *pktmp; 341 pktmp = PEM_read_PrivateKey(fp, NULL, cb, u); 342 return pkey_get_dsa(pktmp, dsa); /* will free pktmp */ 343} 344 345#endif 346 347IMPLEMENT_PEM_rw_const(DSAparams, DSA, PEM_STRING_DSAPARAMS, DSAparams) 348 349#endif 350 351 352#ifndef OPENSSL_NO_EC 353static EC_KEY *pkey_get_eckey(EVP_PKEY *key, EC_KEY **eckey) 354{ 355 EC_KEY *dtmp; 356 if(!key) return NULL; 357 dtmp = EVP_PKEY_get1_EC_KEY(key); 358 EVP_PKEY_free(key); 359 if(!dtmp) return NULL; 360 if(eckey) 361 { 362 EC_KEY_free(*eckey); 363 *eckey = dtmp; 364 } 365 return dtmp; 366} 367 368EC_KEY *PEM_read_bio_ECPrivateKey(BIO *bp, EC_KEY **key, pem_password_cb *cb, 369 void *u) 370{ 371 EVP_PKEY *pktmp; 372 pktmp = PEM_read_bio_PrivateKey(bp, NULL, cb, u); 373 return pkey_get_eckey(pktmp, key); /* will free pktmp */ 374} 375 376IMPLEMENT_PEM_rw_const(ECPKParameters, EC_GROUP, PEM_STRING_ECPARAMETERS, ECPKParameters) 377 378 379 380#ifdef OPENSSL_FIPS 381 382int PEM_write_bio_ECPrivateKey(BIO *bp, EC_KEY *x, const EVP_CIPHER *enc, 383 unsigned char *kstr, int klen, 384 pem_password_cb *cb, void *u) 385{ 386 if (FIPS_mode()) 387 { 388 EVP_PKEY *k; 389 int ret; 390 k = EVP_PKEY_new(); 391 if (!k) 392 return 0; 393 EVP_PKEY_set1_EC_KEY(k, x); 394 395 ret = PEM_write_bio_PrivateKey(bp, k, enc, kstr, klen, cb, u); 396 EVP_PKEY_free(k); 397 return ret; 398 } 399 else 400 return PEM_ASN1_write_bio((i2d_of_void *)i2d_ECPrivateKey, 401 PEM_STRING_ECPRIVATEKEY, 402 bp,x,enc,kstr,klen,cb,u); 403} 404 405#ifndef OPENSSL_NO_FP_API 406int PEM_write_ECPrivateKey(FILE *fp, EC_KEY *x, const EVP_CIPHER *enc, 407 unsigned char *kstr, int klen, 408 pem_password_cb *cb, void *u) 409{ 410 if (FIPS_mode()) 411 { 412 EVP_PKEY *k; 413 int ret; 414 k = EVP_PKEY_new(); 415 if (!k) 416 return 0; 417 EVP_PKEY_set1_EC_KEY(k, x); 418 ret = PEM_write_PrivateKey(fp, k, enc, kstr, klen, cb, u); 419 EVP_PKEY_free(k); 420 return ret; 421 } 422 else 423 return PEM_ASN1_write((i2d_of_void *)i2d_ECPrivateKey, 424 PEM_STRING_ECPRIVATEKEY, 425 fp,x,enc,kstr,klen,cb,u); 426} 427#endif 428 429#else 430 431IMPLEMENT_PEM_write_cb(ECPrivateKey, EC_KEY, PEM_STRING_ECPRIVATEKEY, ECPrivateKey) 432 433#endif 434 435IMPLEMENT_PEM_rw(EC_PUBKEY, EC_KEY, PEM_STRING_PUBLIC, EC_PUBKEY) 436 437#ifndef OPENSSL_NO_FP_API 438 439EC_KEY *PEM_read_ECPrivateKey(FILE *fp, EC_KEY **eckey, pem_password_cb *cb, 440 void *u) 441{ 442 EVP_PKEY *pktmp; 443 pktmp = PEM_read_PrivateKey(fp, NULL, cb, u); 444 return pkey_get_eckey(pktmp, eckey); /* will free pktmp */ 445} 446 447#endif 448 449#endif 450 451#ifndef OPENSSL_NO_DH 452 453IMPLEMENT_PEM_rw_const(DHparams, DH, PEM_STRING_DHPARAMS, DHparams) 454 455#endif 456 457IMPLEMENT_PEM_rw(PUBKEY, EVP_PKEY, PEM_STRING_PUBLIC, PUBKEY) 458