crypto/external/bsd/openssl/dist/ssl/ssl_rsa.c

   1 /* ssl/ssl_rsa.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 #include <stdio.h>
  60 #include "ssl_locl.h"
  61 #include <openssl/bio.h>
  62 #include <openssl/objects.h>
  63 #include <openssl/evp.h>
  64 #include <openssl/x509.h>
  65 #include <openssl/pem.h>
  66
  67 static int ssl_set_cert(CERT *c, X509 *x509);
  68 static int ssl_set_pkey(CERT *c, EVP_PKEY *pkey);
  69 int SSL_use_certificate(SSL *ssl, X509 *x)
  70         {
  71         if (x == NULL)
  72                 {
  73                 SSLerr(SSL_F_SSL_USE_CERTIFICATE,ERR_R_PASSED_NULL_PARAMETER);
  74                 return(0);
  75                 }
  76         if (!ssl_cert_inst(&ssl->cert))
  77                 {
  78                 SSLerr(SSL_F_SSL_USE_CERTIFICATE,ERR_R_MALLOC_FAILURE);
  79                 return(0);
  80                 }
  81         return(ssl_set_cert(ssl->cert,x));
  82         }
  83
  84 #ifndef OPENSSL_NO_STDIO
  85 int SSL_use_certificate_file(SSL *ssl, const char *file, int type)
  86         {
  87         int j;
  88         BIO *in;
  89         int ret=0;
  90         X509 *x=NULL;
  91
  92         in=BIO_new(BIO_s_file_internal());
  93         if (in == NULL)
  94                 {
  95                 SSLerr(SSL_F_SSL_USE_CERTIFICATE_FILE,ERR_R_BUF_LIB);
  96                 goto end;
  97                 }
  98
  99         if (BIO_read_filename(in,file) <= 0)
 100                 {
 101                 SSLerr(SSL_F_SSL_USE_CERTIFICATE_FILE,ERR_R_SYS_LIB);
 102                 goto end;
 103                 }
 104         if (type == SSL_FILETYPE_ASN1)
 105                 {
 106                 j=ERR_R_ASN1_LIB;
 107                 x=d2i_X509_bio(in,NULL);
 108                 }
 109         else if (type == SSL_FILETYPE_PEM)
 110                 {
 111                 j=ERR_R_PEM_LIB;
 112                 x=PEM_read_bio_X509(in,NULL,ssl->ctx->default_passwd_callback,ssl->ctx->default_passwd_callback_userdata);
 113                 }
 114         else
 115                 {
 116                 SSLerr(SSL_F_SSL_USE_CERTIFICATE_FILE,SSL_R_BAD_SSL_FILETYPE);
 117                 goto end;
 118                 }
 119
 120         if (x == NULL)
 121                 {
 122                 SSLerr(SSL_F_SSL_USE_CERTIFICATE_FILE,j);
 123                 goto end;
 124                 }
 125
 126         ret=SSL_use_certificate(ssl,x);
 127 end:
 128         if (x != NULL) X509_free(x);
 129         if (in != NULL) BIO_free(in);
 130         return(ret);
 131         }
 132 #endif
 133
 134 int SSL_use_certificate_ASN1(SSL *ssl, const unsigned char *d, int len)
 135         {
 136         X509 *x;
 137         int ret;
 138
 139         x=d2i_X509(NULL,&d,(long)len);
 140         if (x == NULL)
 141                 {
 142                 SSLerr(SSL_F_SSL_USE_CERTIFICATE_ASN1,ERR_R_ASN1_LIB);
 143                 return(0);
 144                 }
 145
 146         ret=SSL_use_certificate(ssl,x);
 147         X509_free(x);
 148         return(ret);
 149         }
 150
 151 #ifndef OPENSSL_NO_RSA
 152 int SSL_use_RSAPrivateKey(SSL *ssl, RSA *rsa)
 153         {
 154         EVP_PKEY *pkey;
 155         int ret;
 156
 157         if (rsa == NULL)
 158                 {
 159                 SSLerr(SSL_F_SSL_USE_RSAPRIVATEKEY,ERR_R_PASSED_NULL_PARAMETER);
 160                 return(0);
 161                 }
 162         if (!ssl_cert_inst(&ssl->cert))
 163                 {
 164                 SSLerr(SSL_F_SSL_USE_RSAPRIVATEKEY,ERR_R_MALLOC_FAILURE);
 165                 return(0);
 166                 }
 167         if ((pkey=EVP_PKEY_new()) == NULL)
 168                 {
 169                 SSLerr(SSL_F_SSL_USE_RSAPRIVATEKEY,ERR_R_EVP_LIB);
 170                 return(0);
 171                 }
 172
 173         RSA_up_ref(rsa);
 174         EVP_PKEY_assign_RSA(pkey,rsa);
 175
 176         ret=ssl_set_pkey(ssl->cert,pkey);
 177         EVP_PKEY_free(pkey);
 178         return(ret);
 179         }
 180 #endif
 181
 182 static int ssl_set_pkey(CERT *c, EVP_PKEY *pkey)
 183         {
 184         int i;
 185
 186         i=ssl_cert_type(NULL,pkey);
 187         if (i < 0)
 188                 {
 189                 SSLerr(SSL_F_SSL_SET_PKEY,SSL_R_UNKNOWN_CERTIFICATE_TYPE);
 190                 return(0);
 191                 }
 192
 193         if (c->pkeys[i].x509 != NULL)
 194                 {
 195                 EVP_PKEY *pktmp;
 196                 pktmp = X509_get_pubkey(c->pkeys[i].x509);
 197                 EVP_PKEY_copy_parameters(pktmp,pkey);
 198                 EVP_PKEY_free(pktmp);
 199                 ERR_clear_error();
 200
 201 #ifndef OPENSSL_NO_RSA
 202                 /* Don't check the public/private key, this is mostly
 203                  * for smart cards. */
 204                 if ((pkey->type == EVP_PKEY_RSA) &&
 205                         (RSA_flags(pkey->pkey.rsa) & RSA_METHOD_FLAG_NO_CHECK))
 206                         ;
 207                 else
 208 #endif
 209                 if (!X509_check_private_key(c->pkeys[i].x509,pkey))
 210                         {
 211                         X509_free(c->pkeys[i].x509);
 212                         c->pkeys[i].x509 = NULL;
 213                         return 0;
 214                         }
 215                 }
 216
 217         if (c->pkeys[i].privatekey != NULL)
 218                 EVP_PKEY_free(c->pkeys[i].privatekey);
 219         CRYPTO_add(&pkey->references,1,CRYPTO_LOCK_EVP_PKEY);
 220         c->pkeys[i].privatekey=pkey;
 221         c->key= &(c->pkeys[i]);
 222
 223         c->valid=0;
 224         return(1);
 225         }
 226
 227 #ifndef OPENSSL_NO_RSA
 228 #ifndef OPENSSL_NO_STDIO
 229 int SSL_use_RSAPrivateKey_file(SSL *ssl, const char *file, int type)
 230         {
 231         int j,ret=0;
 232         BIO *in;
 233         RSA *rsa=NULL;
 234
 235         in=BIO_new(BIO_s_file_internal());
 236         if (in == NULL)
 237                 {
 238                 SSLerr(SSL_F_SSL_USE_RSAPRIVATEKEY_FILE,ERR_R_BUF_LIB);
 239                 goto end;
 240                 }
 241
 242         if (BIO_read_filename(in,file) <= 0)
 243                 {
 244                 SSLerr(SSL_F_SSL_USE_RSAPRIVATEKEY_FILE,ERR_R_SYS_LIB);
 245                 goto end;
 246                 }
 247         if      (type == SSL_FILETYPE_ASN1)
 248                 {
 249                 j=ERR_R_ASN1_LIB;
 250                 rsa=d2i_RSAPrivateKey_bio(in,NULL);
 251                 }
 252         else if (type == SSL_FILETYPE_PEM)
 253                 {
 254                 j=ERR_R_PEM_LIB;
 255                 rsa=PEM_read_bio_RSAPrivateKey(in,NULL,
 256                         ssl->ctx->default_passwd_callback,ssl->ctx->default_passwd_callback_userdata);
 257                 }
 258         else
 259                 {
 260                 SSLerr(SSL_F_SSL_USE_RSAPRIVATEKEY_FILE,SSL_R_BAD_SSL_FILETYPE);
 261                 goto end;
 262                 }
 263         if (rsa == NULL)
 264                 {
 265                 SSLerr(SSL_F_SSL_USE_RSAPRIVATEKEY_FILE,j);
 266                 goto end;
 267                 }
 268         ret=SSL_use_RSAPrivateKey(ssl,rsa);
 269         RSA_free(rsa);
 270 end:
 271         if (in != NULL) BIO_free(in);
 272         return(ret);
 273         }
 274 #endif
 275
 276 int SSL_use_RSAPrivateKey_ASN1(SSL *ssl, unsigned char *d, long len)
 277         {
 278         int ret;
 279         const unsigned char *p;
 280         RSA *rsa;
 281
 282         p=d;
 283         if ((rsa=d2i_RSAPrivateKey(NULL,&p,(long)len)) == NULL)
 284                 {
 285                 SSLerr(SSL_F_SSL_USE_RSAPRIVATEKEY_ASN1,ERR_R_ASN1_LIB);
 286                 return(0);
 287                 }
 288
 289         ret=SSL_use_RSAPrivateKey(ssl,rsa);
 290         RSA_free(rsa);
 291         return(ret);
 292         }
 293 #endif /* !OPENSSL_NO_RSA */
 294
 295 int SSL_use_PrivateKey(SSL *ssl, EVP_PKEY *pkey)
 296         {
 297         int ret;
 298
 299         if (pkey == NULL)
 300                 {
 301                 SSLerr(SSL_F_SSL_USE_PRIVATEKEY,ERR_R_PASSED_NULL_PARAMETER);
 302                 return(0);
 303                 }
 304         if (!ssl_cert_inst(&ssl->cert))
 305                 {
 306                 SSLerr(SSL_F_SSL_USE_PRIVATEKEY,ERR_R_MALLOC_FAILURE);
 307                 return(0);
 308                 }
 309         ret=ssl_set_pkey(ssl->cert,pkey);
 310         return(ret);
 311         }
 312
 313 #ifndef OPENSSL_NO_STDIO
 314 int SSL_use_PrivateKey_file(SSL *ssl, const char *file, int type)
 315         {
 316         int j,ret=0;
 317         BIO *in;
 318         EVP_PKEY *pkey=NULL;
 319
 320         in=BIO_new(BIO_s_file_internal());
 321         if (in == NULL)
 322                 {
 323                 SSLerr(SSL_F_SSL_USE_PRIVATEKEY_FILE,ERR_R_BUF_LIB);
 324                 goto end;
 325                 }
 326
 327         if (BIO_read_filename(in,file) <= 0)
 328                 {
 329                 SSLerr(SSL_F_SSL_USE_PRIVATEKEY_FILE,ERR_R_SYS_LIB);
 330                 goto end;
 331                 }
 332         if (type == SSL_FILETYPE_PEM)
 333                 {
 334                 j=ERR_R_PEM_LIB;
 335                 pkey=PEM_read_bio_PrivateKey(in,NULL,
 336                         ssl->ctx->default_passwd_callback,ssl->ctx->default_passwd_callback_userdata);
 337                 }
 338         else if (type == SSL_FILETYPE_ASN1)
 339                 {
 340                 j = ERR_R_ASN1_LIB;
 341                 pkey = d2i_PrivateKey_bio(in,NULL);
 342                 }
 343         else
 344                 {
 345                 SSLerr(SSL_F_SSL_USE_PRIVATEKEY_FILE,SSL_R_BAD_SSL_FILETYPE);
 346                 goto end;
 347                 }
 348         if (pkey == NULL)
 349                 {
 350                 SSLerr(SSL_F_SSL_USE_PRIVATEKEY_FILE,j);
 351                 goto end;
 352                 }
 353         ret=SSL_use_PrivateKey(ssl,pkey);
 354         EVP_PKEY_free(pkey);
 355 end:
 356         if (in != NULL) BIO_free(in);
 357         return(ret);
 358         }
 359 #endif
 360
 361 int SSL_use_PrivateKey_ASN1(int type, SSL *ssl, const unsigned char *d, long len)
 362         {
 363         int ret;
 364         const unsigned char *p;
 365         EVP_PKEY *pkey;
 366
 367         p=d;
 368         if ((pkey=d2i_PrivateKey(type,NULL,&p,(long)len)) == NULL)
 369                 {
 370                 SSLerr(SSL_F_SSL_USE_PRIVATEKEY_ASN1,ERR_R_ASN1_LIB);
 371                 return(0);
 372                 }
 373
 374         ret=SSL_use_PrivateKey(ssl,pkey);
 375         EVP_PKEY_free(pkey);
 376         return(ret);
 377         }
 378
 379 int SSL_CTX_use_certificate(SSL_CTX *ctx, X509 *x)
 380         {
 381         if (x == NULL)
 382                 {
 383                 SSLerr(SSL_F_SSL_CTX_USE_CERTIFICATE,ERR_R_PASSED_NULL_PARAMETER);
 384                 return(0);
 385                 }
 386         if (!ssl_cert_inst(&ctx->cert))
 387                 {
 388                 SSLerr(SSL_F_SSL_CTX_USE_CERTIFICATE,ERR_R_MALLOC_FAILURE);
 389                 return(0);
 390                 }
 391         return(ssl_set_cert(ctx->cert, x));
 392         }
 393
 394 static int ssl_set_cert(CERT *c, X509 *x)
 395         {
 396         EVP_PKEY *pkey;
 397         int i;
 398
 399         pkey=X509_get_pubkey(x);
 400         if (pkey == NULL)
 401                 {
 402                 SSLerr(SSL_F_SSL_SET_CERT,SSL_R_X509_LIB);
 403                 return(0);
 404                 }
 405
 406         i=ssl_cert_type(x,pkey);
 407         if (i < 0)
 408                 {
 409                 SSLerr(SSL_F_SSL_SET_CERT,SSL_R_UNKNOWN_CERTIFICATE_TYPE);
 410                 EVP_PKEY_free(pkey);
 411                 return(0);
 412                 }
 413
 414         if (c->pkeys[i].privatekey != NULL)
 415                 {
 416                 EVP_PKEY_copy_parameters(pkey,c->pkeys[i].privatekey);
 417                 ERR_clear_error();
 418
 419 #ifndef OPENSSL_NO_RSA
 420                 /* Don't check the public/private key, this is mostly
 421                  * for smart cards. */
 422                 if ((c->pkeys[i].privatekey->type == EVP_PKEY_RSA) &&
 423                         (RSA_flags(c->pkeys[i].privatekey->pkey.rsa) &
 424                          RSA_METHOD_FLAG_NO_CHECK))
 425                          ;
 426                 else
 427 #endif /* OPENSSL_NO_RSA */
 428                 if (!X509_check_private_key(x,c->pkeys[i].privatekey))
 429                         {
 430                         /* don't fail for a cert/key mismatch, just free
 431                          * current private key (when switching to a different
 432                          * cert & key, first this function should be used,
 433                          * then ssl_set_pkey */
 434                         EVP_PKEY_free(c->pkeys[i].privatekey);
 435                         c->pkeys[i].privatekey=NULL;
 436                         /* clear error queue */
 437                         ERR_clear_error();
 438                         }
 439                 }
 440
 441         EVP_PKEY_free(pkey);
 442
 443         if (c->pkeys[i].x509 != NULL)
 444                 X509_free(c->pkeys[i].x509);
 445         CRYPTO_add(&x->references,1,CRYPTO_LOCK_X509);
 446         c->pkeys[i].x509=x;
 447         c->key= &(c->pkeys[i]);
 448
 449         c->valid=0;
 450         return(1);
 451         }
 452
 453 #ifndef OPENSSL_NO_STDIO
 454 int SSL_CTX_use_certificate_file(SSL_CTX *ctx, const char *file, int type)
 455         {
 456         int j;
 457         BIO *in;
 458         int ret=0;
 459         X509 *x=NULL;
 460
 461         in=BIO_new(BIO_s_file_internal());
 462         if (in == NULL)
 463                 {
 464                 SSLerr(SSL_F_SSL_CTX_USE_CERTIFICATE_FILE,ERR_R_BUF_LIB);
 465                 goto end;
 466                 }
 467
 468         if (BIO_read_filename(in,file) <= 0)
 469                 {
 470                 SSLerr(SSL_F_SSL_CTX_USE_CERTIFICATE_FILE,ERR_R_SYS_LIB);
 471                 goto end;
 472                 }
 473         if (type == SSL_FILETYPE_ASN1)
 474                 {
 475                 j=ERR_R_ASN1_LIB;
 476                 x=d2i_X509_bio(in,NULL);
 477                 }
 478         else if (type == SSL_FILETYPE_PEM)
 479                 {
 480                 j=ERR_R_PEM_LIB;
 481                 x=PEM_read_bio_X509(in,NULL,ctx->default_passwd_callback,ctx->default_passwd_callback_userdata);
 482                 }
 483         else
 484                 {
 485                 SSLerr(SSL_F_SSL_CTX_USE_CERTIFICATE_FILE,SSL_R_BAD_SSL_FILETYPE);
 486                 goto end;
 487                 }
 488
 489         if (x == NULL)
 490                 {
 491                 SSLerr(SSL_F_SSL_CTX_USE_CERTIFICATE_FILE,j);
 492                 goto end;
 493                 }
 494
 495         ret=SSL_CTX_use_certificate(ctx,x);
 496 end:
 497         if (x != NULL) X509_free(x);
 498         if (in != NULL) BIO_free(in);
 499         return(ret);
 500         }
 501 #endif
 502
 503 int SSL_CTX_use_certificate_ASN1(SSL_CTX *ctx, int len, const unsigned char *d)
 504         {
 505         X509 *x;
 506         int ret;
 507
 508         x=d2i_X509(NULL,&d,(long)len);
 509         if (x == NULL)
 510                 {
 511                 SSLerr(SSL_F_SSL_CTX_USE_CERTIFICATE_ASN1,ERR_R_ASN1_LIB);
 512                 return(0);
 513                 }
 514
 515         ret=SSL_CTX_use_certificate(ctx,x);
 516         X509_free(x);
 517         return(ret);
 518         }
 519
 520 #ifndef OPENSSL_NO_RSA
 521 int SSL_CTX_use_RSAPrivateKey(SSL_CTX *ctx, RSA *rsa)
 522         {
 523         int ret;
 524         EVP_PKEY *pkey;
 525
 526         if (rsa == NULL)
 527                 {
 528                 SSLerr(SSL_F_SSL_CTX_USE_RSAPRIVATEKEY,ERR_R_PASSED_NULL_PARAMETER);
 529                 return(0);
 530                 }
 531         if (!ssl_cert_inst(&ctx->cert))
 532                 {
 533                 SSLerr(SSL_F_SSL_CTX_USE_RSAPRIVATEKEY,ERR_R_MALLOC_FAILURE);
 534                 return(0);
 535                 }
 536         if ((pkey=EVP_PKEY_new()) == NULL)
 537                 {
 538                 SSLerr(SSL_F_SSL_CTX_USE_RSAPRIVATEKEY,ERR_R_EVP_LIB);
 539                 return(0);
 540                 }
 541
 542         RSA_up_ref(rsa);
 543         EVP_PKEY_assign_RSA(pkey,rsa);
 544
 545         ret=ssl_set_pkey(ctx->cert, pkey);
 546         EVP_PKEY_free(pkey);
 547         return(ret);
 548         }
 549
 550 #ifndef OPENSSL_NO_STDIO
 551 int SSL_CTX_use_RSAPrivateKey_file(SSL_CTX *ctx, const char *file, int type)
 552         {
 553         int j,ret=0;
 554         BIO *in;
 555         RSA *rsa=NULL;
 556
 557         in=BIO_new(BIO_s_file_internal());
 558         if (in == NULL)
 559                 {
 560                 SSLerr(SSL_F_SSL_CTX_USE_RSAPRIVATEKEY_FILE,ERR_R_BUF_LIB);
 561                 goto end;
 562                 }
 563
 564         if (BIO_read_filename(in,file) <= 0)
 565                 {
 566                 SSLerr(SSL_F_SSL_CTX_USE_RSAPRIVATEKEY_FILE,ERR_R_SYS_LIB);
 567                 goto end;
 568                 }
 569         if      (type == SSL_FILETYPE_ASN1)
 570                 {
 571                 j=ERR_R_ASN1_LIB;
 572                 rsa=d2i_RSAPrivateKey_bio(in,NULL);
 573                 }
 574         else if (type == SSL_FILETYPE_PEM)
 575                 {
 576                 j=ERR_R_PEM_LIB;
 577                 rsa=PEM_read_bio_RSAPrivateKey(in,NULL,
 578                         ctx->default_passwd_callback,ctx->default_passwd_callback_userdata);
 579                 }
 580         else
 581                 {
 582                 SSLerr(SSL_F_SSL_CTX_USE_RSAPRIVATEKEY_FILE,SSL_R_BAD_SSL_FILETYPE);
 583                 goto end;
 584                 }
 585         if (rsa == NULL)
 586                 {
 587                 SSLerr(SSL_F_SSL_CTX_USE_RSAPRIVATEKEY_FILE,j);
 588                 goto end;
 589                 }
 590         ret=SSL_CTX_use_RSAPrivateKey(ctx,rsa);
 591         RSA_free(rsa);
 592 end:
 593         if (in != NULL) BIO_free(in);
 594         return(ret);
 595         }
 596 #endif
 597
 598 int SSL_CTX_use_RSAPrivateKey_ASN1(SSL_CTX *ctx, const unsigned char *d, long len)
 599         {
 600         int ret;
 601         const unsigned char *p;
 602         RSA *rsa;
 603
 604         p=d;
 605         if ((rsa=d2i_RSAPrivateKey(NULL,&p,(long)len)) == NULL)
 606                 {
 607                 SSLerr(SSL_F_SSL_CTX_USE_RSAPRIVATEKEY_ASN1,ERR_R_ASN1_LIB);
 608                 return(0);
 609                 }
 610
 611         ret=SSL_CTX_use_RSAPrivateKey(ctx,rsa);
 612         RSA_free(rsa);
 613         return(ret);
 614         }
 615 #endif /* !OPENSSL_NO_RSA */
 616
 617 int SSL_CTX_use_PrivateKey(SSL_CTX *ctx, EVP_PKEY *pkey)
 618         {
 619         if (pkey == NULL)
 620                 {
 621                 SSLerr(SSL_F_SSL_CTX_USE_PRIVATEKEY,ERR_R_PASSED_NULL_PARAMETER);
 622                 return(0);
 623                 }
 624         if (!ssl_cert_inst(&ctx->cert))
 625                 {
 626                 SSLerr(SSL_F_SSL_CTX_USE_PRIVATEKEY,ERR_R_MALLOC_FAILURE);
 627                 return(0);
 628                 }
 629         return(ssl_set_pkey(ctx->cert,pkey));
 630         }
 631
 632 #ifndef OPENSSL_NO_STDIO
 633 int SSL_CTX_use_PrivateKey_file(SSL_CTX *ctx, const char *file, int type)
 634         {
 635         int j,ret=0;
 636         BIO *in;
 637         EVP_PKEY *pkey=NULL;
 638
 639         in=BIO_new(BIO_s_file_internal());
 640         if (in == NULL)
 641                 {
 642                 SSLerr(SSL_F_SSL_CTX_USE_PRIVATEKEY_FILE,ERR_R_BUF_LIB);
 643                 goto end;
 644                 }
 645
 646         if (BIO_read_filename(in,file) <= 0)
 647                 {
 648                 SSLerr(SSL_F_SSL_CTX_USE_PRIVATEKEY_FILE,ERR_R_SYS_LIB);
 649                 goto end;
 650                 }
 651         if (type == SSL_FILETYPE_PEM)
 652                 {
 653                 j=ERR_R_PEM_LIB;
 654                 pkey=PEM_read_bio_PrivateKey(in,NULL,
 655                         ctx->default_passwd_callback,ctx->default_passwd_callback_userdata);
 656                 }
 657         else if (type == SSL_FILETYPE_ASN1)
 658                 {
 659                 j = ERR_R_ASN1_LIB;
 660                 pkey = d2i_PrivateKey_bio(in,NULL);
 661                 }
 662         else
 663                 {
 664                 SSLerr(SSL_F_SSL_CTX_USE_PRIVATEKEY_FILE,SSL_R_BAD_SSL_FILETYPE);
 665                 goto end;
 666                 }
 667         if (pkey == NULL)
 668                 {
 669                 SSLerr(SSL_F_SSL_CTX_USE_PRIVATEKEY_FILE,j);
 670                 goto end;
 671                 }
 672         ret=SSL_CTX_use_PrivateKey(ctx,pkey);
 673         EVP_PKEY_free(pkey);
 674 end:
 675         if (in != NULL) BIO_free(in);
 676         return(ret);
 677         }
 678 #endif
 679
 680 int SSL_CTX_use_PrivateKey_ASN1(int type, SSL_CTX *ctx, const unsigned char *d,
 681              long len)
 682         {
 683         int ret;
 684         const unsigned char *p;
 685         EVP_PKEY *pkey;
 686
 687         p=d;
 688         if ((pkey=d2i_PrivateKey(type,NULL,&p,(long)len)) == NULL)
 689                 {
 690                 SSLerr(SSL_F_SSL_CTX_USE_PRIVATEKEY_ASN1,ERR_R_ASN1_LIB);
 691                 return(0);
 692                 }
 693
 694         ret=SSL_CTX_use_PrivateKey(ctx,pkey);
 695         EVP_PKEY_free(pkey);
 696         return(ret);
 697         }
 698
 699
 700 #ifndef OPENSSL_NO_STDIO
 701 /* Read a file that contains our certificate in "PEM" format,
 702  * possibly followed by a sequence of CA certificates that should be
 703  * sent to the peer in the Certificate message.
 704  */
 705 int SSL_CTX_use_certificate_chain_file(SSL_CTX *ctx, const char *file)
 706         {
 707         BIO *in;
 708         int ret=0;
 709         X509 *x=NULL;
 710
 711         ERR_clear_error(); /* clear error stack for SSL_CTX_use_certificate() */
 712
 713         in=BIO_new(BIO_s_file_internal());
 714         if (in == NULL)
 715                 {
 716                 SSLerr(SSL_F_SSL_CTX_USE_CERTIFICATE_CHAIN_FILE,ERR_R_BUF_LIB);
 717                 goto end;
 718                 }
 719
 720         if (BIO_read_filename(in,file) <= 0)
 721                 {
 722                 SSLerr(SSL_F_SSL_CTX_USE_CERTIFICATE_CHAIN_FILE,ERR_R_SYS_LIB);
 723                 goto end;
 724                 }
 725
 726         x=PEM_read_bio_X509_AUX(in,NULL,ctx->default_passwd_callback,ctx->default_passwd_callback_userdata);
 727         if (x == NULL)
 728                 {
 729                 SSLerr(SSL_F_SSL_CTX_USE_CERTIFICATE_CHAIN_FILE,ERR_R_PEM_LIB);
 730                 goto end;
 731                 }
 732
 733         ret=SSL_CTX_use_certificate(ctx,x);
 734         if (ERR_peek_error() != 0)
 735                 ret = 0;  /* Key/certificate mismatch doesn't imply ret==0 ... */
 736         if (ret)
 737                 {
 738                 /* If we could set up our certificate, now proceed to
 739                  * the CA certificates.
 740                  */
 741                 X509 *ca;
 742                 int r;
 743                 unsigned long err;
 744
 745                 if (ctx->extra_certs != NULL)
 746                         {
 747                         sk_X509_pop_free(ctx->extra_certs, X509_free);
 748                         ctx->extra_certs = NULL;
 749                         }
 750
 751                 while ((ca = PEM_read_bio_X509(in,NULL,ctx->default_passwd_callback,ctx->default_passwd_callback_userdata))
 752                         != NULL)
 753                         {
 754                         r = SSL_CTX_add_extra_chain_cert(ctx, ca);
 755                         if (!r)
 756                                 {
 757                                 X509_free(ca);
 758                                 ret = 0;
 759                                 goto end;
 760                                 }
 761                         /* Note that we must not free r if it was successfully
 762                          * added to the chain (while we must free the main
 763                          * certificate, since its reference count is increased
 764                          * by SSL_CTX_use_certificate). */
 765                         }
 766                 /* When the while loop ends, it's usually just EOF. */
 767                 err = ERR_peek_last_error();
 768                 if (ERR_GET_LIB(err) == ERR_LIB_PEM && ERR_GET_REASON(err) == PEM_R_NO_START_LINE)
 769                         ERR_clear_error();
 770                 else
 771                         ret = 0; /* some real error */
 772                 }
 773
 774 end:
 775         if (x != NULL) X509_free(x);
 776         if (in != NULL) BIO_free(in);
 777         return(ret);
 778         }
 779 #endif