155714Skris/* crypto/asn1/x_pkey.c */ 255714Skris/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com) 355714Skris * All rights reserved. 455714Skris * 555714Skris * This package is an SSL implementation written 655714Skris * by Eric Young (eay@cryptsoft.com). 755714Skris * The implementation was written so as to conform with Netscapes SSL. 8280297Sjkim * 955714Skris * This library is free for commercial and non-commercial use as long as 1055714Skris * the following conditions are aheared to. The following conditions 1155714Skris * apply to all code found in this distribution, be it the RC4, RSA, 1255714Skris * lhash, DES, etc., code; not just the SSL code. The SSL documentation 1355714Skris * included with this distribution is covered by the same copyright terms 1455714Skris * except that the holder is Tim Hudson (tjh@cryptsoft.com). 15280297Sjkim * 1655714Skris * Copyright remains Eric Young's, and as such any Copyright notices in 1755714Skris * the code are not to be removed. 1855714Skris * If this package is used in a product, Eric Young should be given attribution 1955714Skris * as the author of the parts of the library used. 2055714Skris * This can be in the form of a textual message at program startup or 2155714Skris * in documentation (online or textual) provided with the package. 22280297Sjkim * 2355714Skris * Redistribution and use in source and binary forms, with or without 2455714Skris * modification, are permitted provided that the following conditions 2555714Skris * are met: 2655714Skris * 1. Redistributions of source code must retain the copyright 2755714Skris * notice, this list of conditions and the following disclaimer. 2855714Skris * 2. Redistributions in binary form must reproduce the above copyright 2955714Skris * notice, this list of conditions and the following disclaimer in the 3055714Skris * documentation and/or other materials provided with the distribution. 3155714Skris * 3. All advertising materials mentioning features or use of this software 3255714Skris * must display the following acknowledgement: 3355714Skris * "This product includes cryptographic software written by 3455714Skris * Eric Young (eay@cryptsoft.com)" 3555714Skris * The word 'cryptographic' can be left out if the rouines from the library 3655714Skris * being used are not cryptographic related :-). 37280297Sjkim * 4. If you include any Windows specific code (or a derivative thereof) from 3855714Skris * the apps directory (application code) you must include an acknowledgement: 3955714Skris * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)" 40280297Sjkim * 4155714Skris * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND 4255714Skris * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 4355714Skris * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 4455714Skris * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 4555714Skris * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 4655714Skris * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 4755714Skris * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 4855714Skris * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 4955714Skris * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 5055714Skris * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 5155714Skris * SUCH DAMAGE. 52280297Sjkim * 5355714Skris * The licence and distribution terms for any publically available version or 5455714Skris * derivative of this code cannot be changed. i.e. this code cannot simply be 5555714Skris * copied and put under another distribution licence 5655714Skris * [including the GNU Public Licence.] 5755714Skris */ 5855714Skris 5955714Skris#include <stdio.h> 6055714Skris#include "cryptlib.h" 6155714Skris#include <openssl/evp.h> 6255714Skris#include <openssl/objects.h> 6355714Skris#include <openssl/asn1_mac.h> 6455714Skris#include <openssl/x509.h> 6555714Skris 6655714Skris/* need to implement */ 6755714Skrisint i2d_X509_PKEY(X509_PKEY *a, unsigned char **pp) 68280297Sjkim{ 69280297Sjkim return (0); 70280297Sjkim} 7155714Skris 72160814SsimonX509_PKEY *d2i_X509_PKEY(X509_PKEY **a, const unsigned char **pp, long length) 73280297Sjkim{ 74280297Sjkim int i; 75280297Sjkim M_ASN1_D2I_vars(a, X509_PKEY *, X509_PKEY_new); 7655714Skris 77280297Sjkim M_ASN1_D2I_Init(); 78280297Sjkim M_ASN1_D2I_start_sequence(); 79280297Sjkim M_ASN1_D2I_get_x(X509_ALGOR, ret->enc_algor, d2i_X509_ALGOR); 80280297Sjkim M_ASN1_D2I_get_x(ASN1_OCTET_STRING, ret->enc_pkey, d2i_ASN1_OCTET_STRING); 8155714Skris 82280297Sjkim ret->cipher.cipher = 83280297Sjkim EVP_get_cipherbyname(OBJ_nid2ln 84280297Sjkim (OBJ_obj2nid(ret->enc_algor->algorithm))); 85280297Sjkim if (ret->cipher.cipher == NULL) { 86280297Sjkim c.error = ASN1_R_UNSUPPORTED_CIPHER; 87280297Sjkim c.line = __LINE__; 88280297Sjkim goto err; 89280297Sjkim } 90280297Sjkim if (ret->enc_algor->parameter->type == V_ASN1_OCTET_STRING) { 91280297Sjkim i = ret->enc_algor->parameter->value.octet_string->length; 92280297Sjkim if (i > EVP_MAX_IV_LENGTH) { 93280297Sjkim c.error = ASN1_R_IV_TOO_LARGE; 94280297Sjkim c.line = __LINE__; 95280297Sjkim goto err; 96280297Sjkim } 97280297Sjkim memcpy(ret->cipher.iv, 98280297Sjkim ret->enc_algor->parameter->value.octet_string->data, i); 99280297Sjkim } else 100280297Sjkim memset(ret->cipher.iv, 0, EVP_MAX_IV_LENGTH); 101280297Sjkim M_ASN1_D2I_Finish(a, X509_PKEY_free, ASN1_F_D2I_X509_PKEY); 102280297Sjkim} 10355714Skris 10455714SkrisX509_PKEY *X509_PKEY_new(void) 105280297Sjkim{ 106280297Sjkim X509_PKEY *ret = NULL; 107280297Sjkim ASN1_CTX c; 10855714Skris 109325337Sjkim ret = OPENSSL_malloc(sizeof(X509_PKEY)); 110325337Sjkim if (ret == NULL) { 111325337Sjkim c.line = __LINE__; 112325337Sjkim goto err; 113325337Sjkim } 114280297Sjkim ret->version = 0; 115325337Sjkim ret->enc_algor = X509_ALGOR_new(); 116325337Sjkim ret->enc_pkey = M_ASN1_OCTET_STRING_new(); 117280297Sjkim ret->dec_pkey = NULL; 118280297Sjkim ret->key_length = 0; 119280297Sjkim ret->key_data = NULL; 120280297Sjkim ret->key_free = 0; 121280297Sjkim ret->cipher.cipher = NULL; 122280297Sjkim memset(ret->cipher.iv, 0, EVP_MAX_IV_LENGTH); 123280297Sjkim ret->references = 1; 124325337Sjkim if (ret->enc_algor == NULL || ret->enc_pkey == NULL) { 125325337Sjkim c.line = __LINE__; 126325337Sjkim goto err; 127325337Sjkim } 128325337Sjkim return ret; 129325337Sjkimerr: 130325337Sjkim X509_PKEY_free(ret); 131325337Sjkim ASN1_MAC_H_err(ASN1_F_X509_PKEY_NEW, ERR_R_MALLOC_FAILURE, c.line); 132325337Sjkim return NULL; 133280297Sjkim} 13455714Skris 13555714Skrisvoid X509_PKEY_free(X509_PKEY *x) 136280297Sjkim{ 137280297Sjkim int i; 13855714Skris 139280297Sjkim if (x == NULL) 140280297Sjkim return; 14155714Skris 142280297Sjkim i = CRYPTO_add(&x->references, -1, CRYPTO_LOCK_X509_PKEY); 14355714Skris#ifdef REF_PRINT 144280297Sjkim REF_PRINT("X509_PKEY", x); 14555714Skris#endif 146280297Sjkim if (i > 0) 147280297Sjkim return; 14855714Skris#ifdef REF_CHECK 149280297Sjkim if (i < 0) { 150280297Sjkim fprintf(stderr, "X509_PKEY_free, bad reference count\n"); 151280297Sjkim abort(); 152280297Sjkim } 15355714Skris#endif 15455714Skris 155280297Sjkim if (x->enc_algor != NULL) 156280297Sjkim X509_ALGOR_free(x->enc_algor); 157280297Sjkim if (x->enc_pkey != NULL) 158280297Sjkim M_ASN1_OCTET_STRING_free(x->enc_pkey); 159280297Sjkim if (x->dec_pkey != NULL) 160280297Sjkim EVP_PKEY_free(x->dec_pkey); 161280297Sjkim if ((x->key_data != NULL) && (x->key_free)) 162280297Sjkim OPENSSL_free(x->key_data); 163280297Sjkim OPENSSL_free(x); 164280297Sjkim} 165