1 /* $OpenBSD: pem_all.c,v 1.21 2023/07/07 13:40:44 beck Exp $ */ 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> 113 114 #include <openssl/opensslconf.h> 115 116 #include <openssl/bio.h> 117 #include <openssl/evp.h> 118 #include <openssl/pem.h> 119 #include <openssl/pkcs7.h> 120 #include <openssl/x509.h> 121 122 #ifndef OPENSSL_NO_DH 123 #include <openssl/dh.h> 124 #endif 125 #ifndef OPENSSL_NO_DSA 126 #include <openssl/dsa.h> 127 #endif 128 #ifndef OPENSSL_NO_RSA 129 #include <openssl/rsa.h> 130 #endif 131 132 #ifndef OPENSSL_NO_RSA 133 static RSA *pkey_get_rsa(EVP_PKEY *key, RSA **rsa); 134 #endif 135 #ifndef OPENSSL_NO_DSA 136 static DSA *pkey_get_dsa(EVP_PKEY *key, DSA **dsa); 137 #endif 138 139 #ifndef OPENSSL_NO_EC 140 static EC_KEY *pkey_get_eckey(EVP_PKEY *key, EC_KEY **eckey); 141 #endif 142 143 144 X509_REQ * 145 PEM_read_X509_REQ(FILE *fp, X509_REQ **x, pem_password_cb *cb, void *u) 146 { 147 return PEM_ASN1_read((d2i_of_void *)d2i_X509_REQ, PEM_STRING_X509_REQ, fp, 148 (void **)x, cb, u); 149 } 150 LCRYPTO_ALIAS(PEM_read_X509_REQ); 151 152 int 153 PEM_write_X509_REQ(FILE *fp, X509_REQ *x) 154 { 155 return PEM_ASN1_write((i2d_of_void *)i2d_X509_REQ, PEM_STRING_X509_REQ, fp, 156 x, NULL, NULL, 0, NULL, NULL); 157 } 158 LCRYPTO_ALIAS(PEM_write_X509_REQ); 159 160 X509_REQ * 161 PEM_read_bio_X509_REQ(BIO *bp, X509_REQ **x, pem_password_cb *cb, void *u) 162 { 163 return PEM_ASN1_read_bio((d2i_of_void *)d2i_X509_REQ, PEM_STRING_X509_REQ, bp, 164 (void **)x, cb, u); 165 } 166 LCRYPTO_ALIAS(PEM_read_bio_X509_REQ); 167 168 int 169 PEM_write_bio_X509_REQ(BIO *bp, X509_REQ *x) 170 { 171 return PEM_ASN1_write_bio((i2d_of_void *)i2d_X509_REQ, PEM_STRING_X509_REQ, bp, 172 x, NULL, NULL, 0, NULL, NULL); 173 } 174 LCRYPTO_ALIAS(PEM_write_bio_X509_REQ); 175 176 int 177 PEM_write_X509_REQ_NEW(FILE *fp, X509_REQ *x) 178 { 179 return PEM_ASN1_write((i2d_of_void *)i2d_X509_REQ, PEM_STRING_X509_REQ_OLD, fp, 180 x, NULL, NULL, 0, NULL, NULL); 181 } 182 LCRYPTO_ALIAS(PEM_write_X509_REQ_NEW); 183 184 int 185 PEM_write_bio_X509_REQ_NEW(BIO *bp, X509_REQ *x) 186 { 187 return PEM_ASN1_write_bio((i2d_of_void *)i2d_X509_REQ, PEM_STRING_X509_REQ_OLD, bp, 188 x, NULL, NULL, 0, NULL, NULL); 189 } 190 LCRYPTO_ALIAS(PEM_write_bio_X509_REQ_NEW); 191 192 X509_CRL * 193 PEM_read_X509_CRL(FILE *fp, X509_CRL **x, pem_password_cb *cb, void *u) 194 { 195 return PEM_ASN1_read((d2i_of_void *)d2i_X509_CRL, PEM_STRING_X509_CRL, fp, 196 (void **)x, cb, u); 197 } 198 LCRYPTO_ALIAS(PEM_read_X509_CRL); 199 200 int 201 PEM_write_X509_CRL(FILE *fp, X509_CRL *x) 202 { 203 return PEM_ASN1_write((i2d_of_void *)i2d_X509_CRL, PEM_STRING_X509_CRL, fp, 204 x, NULL, NULL, 0, NULL, NULL); 205 } 206 LCRYPTO_ALIAS(PEM_write_X509_CRL); 207 208 X509_CRL * 209 PEM_read_bio_X509_CRL(BIO *bp, X509_CRL **x, pem_password_cb *cb, void *u) 210 { 211 return PEM_ASN1_read_bio((d2i_of_void *)d2i_X509_CRL, PEM_STRING_X509_CRL, bp, 212 (void **)x, cb, u); 213 } 214 LCRYPTO_ALIAS(PEM_read_bio_X509_CRL); 215 216 int 217 PEM_write_bio_X509_CRL(BIO *bp, X509_CRL *x) 218 { 219 return PEM_ASN1_write_bio((i2d_of_void *)i2d_X509_CRL, PEM_STRING_X509_CRL, bp, 220 x, NULL, NULL, 0, NULL, NULL); 221 } 222 LCRYPTO_ALIAS(PEM_write_bio_X509_CRL); 223 224 PKCS7 * 225 PEM_read_PKCS7(FILE *fp, PKCS7 **x, pem_password_cb *cb, void *u) 226 { 227 return PEM_ASN1_read((d2i_of_void *)d2i_PKCS7, PEM_STRING_PKCS7, fp, 228 (void **)x, cb, u); 229 } 230 LCRYPTO_ALIAS(PEM_read_PKCS7); 231 232 int 233 PEM_write_PKCS7(FILE *fp, PKCS7 *x) 234 { 235 return PEM_ASN1_write((i2d_of_void *)i2d_PKCS7, PEM_STRING_PKCS7, fp, 236 x, NULL, NULL, 0, NULL, NULL); 237 } 238 LCRYPTO_ALIAS(PEM_write_PKCS7); 239 240 PKCS7 * 241 PEM_read_bio_PKCS7(BIO *bp, PKCS7 **x, pem_password_cb *cb, void *u) 242 { 243 return PEM_ASN1_read_bio((d2i_of_void *)d2i_PKCS7, PEM_STRING_PKCS7, bp, 244 (void **)x, cb, u); 245 } 246 LCRYPTO_ALIAS(PEM_read_bio_PKCS7); 247 248 int 249 PEM_write_bio_PKCS7(BIO *bp, PKCS7 *x) 250 { 251 return PEM_ASN1_write_bio((i2d_of_void *)i2d_PKCS7, PEM_STRING_PKCS7, bp, 252 x, NULL, NULL, 0, NULL, NULL); 253 } 254 LCRYPTO_ALIAS(PEM_write_bio_PKCS7); 255 256 #ifndef OPENSSL_NO_RSA 257 258 /* We treat RSA or DSA private keys as a special case. 259 * 260 * For private keys we read in an EVP_PKEY structure with 261 * PEM_read_bio_PrivateKey() and extract the relevant private 262 * key: this means can handle "traditional" and PKCS#8 formats 263 * transparently. 264 */ 265 266 static RSA * 267 pkey_get_rsa(EVP_PKEY *key, RSA **rsa) 268 { 269 RSA *rtmp; 270 271 if (!key) 272 return NULL; 273 rtmp = EVP_PKEY_get1_RSA(key); 274 EVP_PKEY_free(key); 275 if (!rtmp) 276 return NULL; 277 if (rsa) { 278 RSA_free(*rsa); 279 *rsa = rtmp; 280 } 281 return rtmp; 282 } 283 284 RSA * 285 PEM_read_RSAPrivateKey(FILE *fp, RSA **rsa, pem_password_cb *cb, void *u) 286 { 287 EVP_PKEY *pktmp; 288 289 pktmp = PEM_read_PrivateKey(fp, NULL, cb, u); 290 return pkey_get_rsa(pktmp, rsa); 291 } 292 LCRYPTO_ALIAS(PEM_read_RSAPrivateKey); 293 294 int 295 PEM_write_RSAPrivateKey(FILE *fp, RSA *x, const EVP_CIPHER *enc, 296 unsigned char *kstr, int klen, pem_password_cb *cb, void *u) 297 { 298 return PEM_ASN1_write((i2d_of_void *)i2d_RSAPrivateKey, PEM_STRING_RSA, fp, 299 x, enc, kstr, klen, cb, u); 300 } 301 LCRYPTO_ALIAS(PEM_write_RSAPrivateKey); 302 303 RSA * 304 PEM_read_bio_RSAPrivateKey(BIO *bp, RSA **rsa, pem_password_cb *cb, void *u) 305 { 306 EVP_PKEY *pktmp; 307 308 pktmp = PEM_read_bio_PrivateKey(bp, NULL, cb, u); 309 return pkey_get_rsa(pktmp, rsa); 310 } 311 LCRYPTO_ALIAS(PEM_read_bio_RSAPrivateKey); 312 313 int 314 PEM_write_bio_RSAPrivateKey(BIO *bp, RSA *x, 315 const EVP_CIPHER *enc, unsigned char *kstr, int klen, pem_password_cb *cb, 316 void *u) 317 { 318 return PEM_ASN1_write_bio((i2d_of_void *)i2d_RSAPrivateKey, PEM_STRING_RSA, bp, 319 x, enc, kstr, klen, cb, u); 320 } 321 LCRYPTO_ALIAS(PEM_write_bio_RSAPrivateKey); 322 323 RSA * 324 PEM_read_RSAPublicKey(FILE *fp, RSA **x, pem_password_cb *cb, void *u) 325 { 326 return PEM_ASN1_read((d2i_of_void *)d2i_RSAPublicKey, PEM_STRING_RSA_PUBLIC, fp, 327 (void **)x, cb, u); 328 } 329 LCRYPTO_ALIAS(PEM_read_RSAPublicKey); 330 331 int 332 PEM_write_RSAPublicKey(FILE *fp, const RSA *x) 333 { 334 return PEM_ASN1_write((i2d_of_void *)i2d_RSAPublicKey, PEM_STRING_RSA_PUBLIC, fp, 335 (void *)x, NULL, NULL, 0, NULL, NULL); 336 } 337 LCRYPTO_ALIAS(PEM_write_RSAPublicKey); 338 339 RSA * 340 PEM_read_bio_RSAPublicKey(BIO *bp, RSA **x, pem_password_cb *cb, void *u) 341 { 342 return PEM_ASN1_read_bio((d2i_of_void *)d2i_RSAPublicKey, PEM_STRING_RSA_PUBLIC, bp, 343 (void **)x, cb, u); 344 } 345 LCRYPTO_ALIAS(PEM_read_bio_RSAPublicKey); 346 347 int 348 PEM_write_bio_RSAPublicKey(BIO *bp, const RSA *x) 349 { 350 return PEM_ASN1_write_bio((i2d_of_void *)i2d_RSAPublicKey, PEM_STRING_RSA_PUBLIC, bp, 351 (void *)x, NULL, NULL, 0, NULL, NULL); 352 } 353 LCRYPTO_ALIAS(PEM_write_bio_RSAPublicKey); 354 355 RSA * 356 PEM_read_RSA_PUBKEY(FILE *fp, RSA **x, pem_password_cb *cb, void *u) 357 { 358 return PEM_ASN1_read((d2i_of_void *)d2i_RSA_PUBKEY, PEM_STRING_PUBLIC, fp, 359 (void **)x, cb, u); 360 } 361 LCRYPTO_ALIAS(PEM_read_RSA_PUBKEY); 362 363 int 364 PEM_write_RSA_PUBKEY(FILE *fp, RSA *x) 365 { 366 return PEM_ASN1_write((i2d_of_void *)i2d_RSA_PUBKEY, PEM_STRING_PUBLIC, fp, 367 x, NULL, NULL, 0, NULL, NULL); 368 } 369 LCRYPTO_ALIAS(PEM_write_RSA_PUBKEY); 370 371 RSA * 372 PEM_read_bio_RSA_PUBKEY(BIO *bp, RSA **x, pem_password_cb *cb, void *u) 373 { 374 return PEM_ASN1_read_bio((d2i_of_void *)d2i_RSA_PUBKEY, PEM_STRING_PUBLIC, bp, 375 (void **)x, cb, u); 376 } 377 LCRYPTO_ALIAS(PEM_read_bio_RSA_PUBKEY); 378 379 int 380 PEM_write_bio_RSA_PUBKEY(BIO *bp, RSA *x) 381 { 382 return PEM_ASN1_write_bio((i2d_of_void *)i2d_RSA_PUBKEY, PEM_STRING_PUBLIC, bp, 383 x, NULL, NULL, 0, NULL, NULL); 384 } 385 LCRYPTO_ALIAS(PEM_write_bio_RSA_PUBKEY); 386 387 #endif 388 389 #ifndef OPENSSL_NO_DSA 390 391 static DSA * 392 pkey_get_dsa(EVP_PKEY *key, DSA **dsa) 393 { 394 DSA *dtmp; 395 396 if (!key) 397 return NULL; 398 dtmp = EVP_PKEY_get1_DSA(key); 399 EVP_PKEY_free(key); 400 if (!dtmp) 401 return NULL; 402 if (dsa) { 403 DSA_free(*dsa); 404 *dsa = dtmp; 405 } 406 return dtmp; 407 } 408 409 DSA * 410 PEM_read_DSAPrivateKey(FILE *fp, DSA **dsa, pem_password_cb *cb, void *u) 411 { 412 EVP_PKEY *pktmp; 413 414 pktmp = PEM_read_PrivateKey(fp, NULL, cb, u); 415 return pkey_get_dsa(pktmp, dsa); /* will free pktmp */ 416 } 417 LCRYPTO_ALIAS(PEM_read_DSAPrivateKey); 418 419 int 420 PEM_write_DSAPrivateKey(FILE *fp, DSA *x, const EVP_CIPHER *enc, 421 unsigned char *kstr, int klen, pem_password_cb *cb, void *u) 422 { 423 return PEM_ASN1_write((i2d_of_void *)i2d_DSAPrivateKey, PEM_STRING_DSA, fp, 424 x, enc, kstr, klen, cb, u); 425 } 426 LCRYPTO_ALIAS(PEM_write_DSAPrivateKey); 427 428 DSA * 429 PEM_read_bio_DSAPrivateKey(BIO *bp, DSA **dsa, pem_password_cb *cb, void *u) 430 { 431 EVP_PKEY *pktmp; 432 433 pktmp = PEM_read_bio_PrivateKey(bp, NULL, cb, u); 434 return pkey_get_dsa(pktmp, dsa); /* will free pktmp */ 435 } 436 LCRYPTO_ALIAS(PEM_read_bio_DSAPrivateKey); 437 438 int 439 PEM_write_bio_DSAPrivateKey(BIO *bp, DSA *x, 440 const EVP_CIPHER *enc, unsigned char *kstr, int klen, pem_password_cb *cb, 441 void *u) 442 { 443 return PEM_ASN1_write_bio((i2d_of_void *)i2d_DSAPrivateKey, PEM_STRING_DSA, bp, 444 x, enc, kstr, klen, cb, u); 445 } 446 LCRYPTO_ALIAS(PEM_write_bio_DSAPrivateKey); 447 448 DSA * 449 PEM_read_DSA_PUBKEY(FILE *fp, DSA **x, pem_password_cb *cb, void *u) 450 { 451 return PEM_ASN1_read((d2i_of_void *)d2i_DSA_PUBKEY, PEM_STRING_PUBLIC, fp, 452 (void **)x, cb, u); 453 } 454 LCRYPTO_ALIAS(PEM_read_DSA_PUBKEY); 455 456 int 457 PEM_write_DSA_PUBKEY(FILE *fp, DSA *x) 458 { 459 return PEM_ASN1_write((i2d_of_void *)i2d_DSA_PUBKEY, PEM_STRING_PUBLIC, fp, 460 x, NULL, NULL, 0, NULL, NULL); 461 } 462 LCRYPTO_ALIAS(PEM_write_DSA_PUBKEY); 463 464 int 465 PEM_write_bio_DSA_PUBKEY(BIO *bp, DSA *x) 466 { 467 return PEM_ASN1_write_bio((i2d_of_void *)i2d_DSA_PUBKEY, PEM_STRING_PUBLIC, bp, 468 x, NULL, NULL, 0, NULL, NULL); 469 } 470 LCRYPTO_ALIAS(PEM_write_bio_DSA_PUBKEY); 471 472 DSA * 473 PEM_read_bio_DSA_PUBKEY(BIO *bp, DSA **x, pem_password_cb *cb, void *u) 474 { 475 return PEM_ASN1_read_bio((d2i_of_void *)d2i_DSA_PUBKEY, PEM_STRING_PUBLIC, bp, 476 (void **)x, cb, u); 477 } 478 LCRYPTO_ALIAS(PEM_read_bio_DSA_PUBKEY); 479 480 DSA * 481 PEM_read_DSAparams(FILE *fp, DSA **x, pem_password_cb *cb, void *u) 482 { 483 return PEM_ASN1_read((d2i_of_void *)d2i_DSAparams, PEM_STRING_DSAPARAMS, fp, 484 (void **)x, cb, u); 485 } 486 LCRYPTO_ALIAS(PEM_read_DSAparams); 487 488 int 489 PEM_write_DSAparams(FILE *fp, const DSA *x) 490 { 491 return PEM_ASN1_write((i2d_of_void *)i2d_DSAparams, PEM_STRING_DSAPARAMS, fp, 492 (void *)x, NULL, NULL, 0, NULL, NULL); 493 } 494 LCRYPTO_ALIAS(PEM_write_DSAparams); 495 496 DSA * 497 PEM_read_bio_DSAparams(BIO *bp, DSA **x, pem_password_cb *cb, void *u) 498 { 499 return PEM_ASN1_read_bio((d2i_of_void *)d2i_DSAparams, PEM_STRING_DSAPARAMS, bp, 500 (void **)x, cb, u); 501 } 502 LCRYPTO_ALIAS(PEM_read_bio_DSAparams); 503 504 int 505 PEM_write_bio_DSAparams(BIO *bp, const DSA *x) 506 { 507 return PEM_ASN1_write_bio((i2d_of_void *)i2d_DSAparams, PEM_STRING_DSAPARAMS, bp, 508 (void *)x, NULL, NULL, 0, NULL, NULL); 509 } 510 LCRYPTO_ALIAS(PEM_write_bio_DSAparams); 511 512 #endif 513 514 515 #ifndef OPENSSL_NO_EC 516 static EC_KEY * 517 pkey_get_eckey(EVP_PKEY *key, EC_KEY **eckey) 518 { 519 EC_KEY *dtmp; 520 521 if (!key) 522 return NULL; 523 dtmp = EVP_PKEY_get1_EC_KEY(key); 524 EVP_PKEY_free(key); 525 if (!dtmp) 526 return NULL; 527 if (eckey) { 528 EC_KEY_free(*eckey); 529 *eckey = dtmp; 530 } 531 return dtmp; 532 } 533 534 EC_GROUP * 535 PEM_read_ECPKParameters(FILE *fp, EC_GROUP **x, pem_password_cb *cb, void *u) 536 { 537 return PEM_ASN1_read((d2i_of_void *)d2i_ECPKParameters, PEM_STRING_ECPARAMETERS, fp, 538 (void **)x, cb, u); 539 } 540 LCRYPTO_ALIAS(PEM_read_ECPKParameters); 541 542 int 543 PEM_write_ECPKParameters(FILE *fp, const EC_GROUP *x) 544 { 545 return PEM_ASN1_write((i2d_of_void *)i2d_ECPKParameters, PEM_STRING_ECPARAMETERS, fp, 546 (void *)x, NULL, NULL, 0, NULL, NULL); 547 } 548 LCRYPTO_ALIAS(PEM_write_ECPKParameters); 549 550 EC_GROUP * 551 PEM_read_bio_ECPKParameters(BIO *bp, EC_GROUP **x, pem_password_cb *cb, void *u) 552 { 553 return PEM_ASN1_read_bio((d2i_of_void *)d2i_ECPKParameters, PEM_STRING_ECPARAMETERS, bp, 554 (void **)x, cb, u); 555 } 556 LCRYPTO_ALIAS(PEM_read_bio_ECPKParameters); 557 558 int 559 PEM_write_bio_ECPKParameters(BIO *bp, const EC_GROUP *x) 560 { 561 return PEM_ASN1_write_bio((i2d_of_void *)i2d_ECPKParameters, PEM_STRING_ECPARAMETERS, bp, 562 (void *)x, NULL, NULL, 0, NULL, NULL); 563 } 564 LCRYPTO_ALIAS(PEM_write_bio_ECPKParameters); 565 566 EC_KEY * 567 PEM_read_ECPrivateKey(FILE *fp, EC_KEY **eckey, pem_password_cb *cb, void *u) 568 { 569 EVP_PKEY *pktmp; 570 571 pktmp = PEM_read_PrivateKey(fp, NULL, cb, u); 572 return pkey_get_eckey(pktmp, eckey); /* will free pktmp */ 573 } 574 LCRYPTO_ALIAS(PEM_read_ECPrivateKey); 575 576 int 577 PEM_write_ECPrivateKey(FILE *fp, EC_KEY *x, const EVP_CIPHER *enc, 578 unsigned char *kstr, int klen, pem_password_cb *cb, void *u) 579 { 580 return PEM_ASN1_write((i2d_of_void *)i2d_ECPrivateKey, PEM_STRING_ECPRIVATEKEY, fp, 581 x, enc, kstr, klen, cb, u); 582 } 583 LCRYPTO_ALIAS(PEM_write_ECPrivateKey); 584 585 EC_KEY * 586 PEM_read_bio_ECPrivateKey(BIO *bp, EC_KEY **key, pem_password_cb *cb, void *u) 587 { 588 EVP_PKEY *pktmp; 589 pktmp = PEM_read_bio_PrivateKey(bp, NULL, cb, u); 590 return pkey_get_eckey(pktmp, key); /* will free pktmp */ 591 } 592 LCRYPTO_ALIAS(PEM_read_bio_ECPrivateKey); 593 594 int 595 PEM_write_bio_ECPrivateKey(BIO *bp, EC_KEY *x, 596 const EVP_CIPHER *enc, unsigned char *kstr, int klen, pem_password_cb *cb, 597 void *u) 598 { 599 return PEM_ASN1_write_bio((i2d_of_void *)i2d_ECPrivateKey, PEM_STRING_ECPRIVATEKEY, bp, 600 x, enc, kstr, klen, cb, u); 601 } 602 LCRYPTO_ALIAS(PEM_write_bio_ECPrivateKey); 603 604 EC_KEY * 605 PEM_read_EC_PUBKEY(FILE *fp, EC_KEY **x, pem_password_cb *cb, void *u) 606 { 607 return PEM_ASN1_read((d2i_of_void *)d2i_EC_PUBKEY, PEM_STRING_PUBLIC, fp, 608 (void **)x, cb, u); 609 } 610 LCRYPTO_ALIAS(PEM_read_EC_PUBKEY); 611 612 int 613 PEM_write_EC_PUBKEY(FILE *fp, EC_KEY *x) 614 { 615 return PEM_ASN1_write((i2d_of_void *)i2d_EC_PUBKEY, PEM_STRING_PUBLIC, fp, 616 x, NULL, NULL, 0, NULL, NULL); 617 } 618 LCRYPTO_ALIAS(PEM_write_EC_PUBKEY); 619 620 EC_KEY * 621 PEM_read_bio_EC_PUBKEY(BIO *bp, EC_KEY **x, pem_password_cb *cb, void *u) 622 { 623 return PEM_ASN1_read_bio((d2i_of_void *)d2i_EC_PUBKEY, PEM_STRING_PUBLIC, bp, 624 (void **)x, cb, u); 625 } 626 LCRYPTO_ALIAS(PEM_read_bio_EC_PUBKEY); 627 628 int 629 PEM_write_bio_EC_PUBKEY(BIO *bp, EC_KEY *x) 630 { 631 return PEM_ASN1_write_bio((i2d_of_void *)i2d_EC_PUBKEY, PEM_STRING_PUBLIC, bp, 632 x, NULL, NULL, 0, NULL, NULL); 633 } 634 LCRYPTO_ALIAS(PEM_write_bio_EC_PUBKEY); 635 636 #endif 637 638 #ifndef OPENSSL_NO_DH 639 640 DH * 641 PEM_read_DHparams(FILE *fp, DH **x, pem_password_cb *cb, void *u) 642 { 643 return PEM_ASN1_read((d2i_of_void *)d2i_DHparams, PEM_STRING_DHPARAMS, fp, 644 (void **)x, cb, u); 645 } 646 LCRYPTO_ALIAS(PEM_read_DHparams); 647 648 int 649 PEM_write_DHparams(FILE *fp, const DH *x) 650 { 651 return PEM_ASN1_write((i2d_of_void *)i2d_DHparams, PEM_STRING_DHPARAMS, fp, 652 (void *)x, NULL, NULL, 0, NULL, NULL); 653 } 654 LCRYPTO_ALIAS(PEM_write_DHparams); 655 656 DH * 657 PEM_read_bio_DHparams(BIO *bp, DH **x, pem_password_cb *cb, void *u) 658 { 659 return PEM_ASN1_read_bio((d2i_of_void *)d2i_DHparams, PEM_STRING_DHPARAMS, bp, 660 (void **)x, cb, u); 661 } 662 LCRYPTO_ALIAS(PEM_read_bio_DHparams); 663 664 int 665 PEM_write_bio_DHparams(BIO *bp, const DH *x) 666 { 667 return PEM_ASN1_write_bio((i2d_of_void *)i2d_DHparams, PEM_STRING_DHPARAMS, bp, 668 (void *)x, NULL, NULL, 0, NULL, NULL); 669 } 670 LCRYPTO_ALIAS(PEM_write_bio_DHparams); 671 672 #endif 673 674 EVP_PKEY * 675 PEM_read_PUBKEY(FILE *fp, EVP_PKEY **x, pem_password_cb *cb, void *u) 676 { 677 return PEM_ASN1_read((d2i_of_void *)d2i_PUBKEY, PEM_STRING_PUBLIC, fp, 678 (void **)x, cb, u); 679 } 680 LCRYPTO_ALIAS(PEM_read_PUBKEY); 681 682 int 683 PEM_write_PUBKEY(FILE *fp, EVP_PKEY *x) 684 { 685 return PEM_ASN1_write((i2d_of_void *)i2d_PUBKEY, PEM_STRING_PUBLIC, fp, 686 x, NULL, NULL, 0, NULL, NULL); 687 } 688 LCRYPTO_ALIAS(PEM_write_PUBKEY); 689 690 EVP_PKEY * 691 PEM_read_bio_PUBKEY(BIO *bp, EVP_PKEY **x, pem_password_cb *cb, void *u) 692 { 693 return PEM_ASN1_read_bio((d2i_of_void *)d2i_PUBKEY, PEM_STRING_PUBLIC, bp, 694 (void **)x, cb, u); 695 } 696 LCRYPTO_ALIAS(PEM_read_bio_PUBKEY); 697 698 int 699 PEM_write_bio_PUBKEY(BIO *bp, EVP_PKEY *x) 700 { 701 return PEM_ASN1_write_bio((i2d_of_void *)i2d_PUBKEY, PEM_STRING_PUBLIC, bp, 702 x, NULL, NULL, 0, NULL, NULL); 703 } 704 LCRYPTO_ALIAS(PEM_write_bio_PUBKEY); 705