rsa_asn1.c revision 296465
1/* rsa_asn1.c */ 2/* 3 * Written by Dr Stephen N Henson (steve@openssl.org) for the OpenSSL project 4 * 2000. 5 */ 6/* ==================================================================== 7 * Copyright (c) 2000 The OpenSSL Project. All rights reserved. 8 * 9 * Redistribution and use in source and binary forms, with or without 10 * modification, are permitted provided that the following conditions 11 * are met: 12 * 13 * 1. Redistributions of source code must retain the above copyright 14 * notice, this list of conditions and the following disclaimer. 15 * 16 * 2. Redistributions in binary form must reproduce the above copyright 17 * notice, this list of conditions and the following disclaimer in 18 * the documentation and/or other materials provided with the 19 * distribution. 20 * 21 * 3. All advertising materials mentioning features or use of this 22 * software must display the following acknowledgment: 23 * "This product includes software developed by the OpenSSL Project 24 * for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)" 25 * 26 * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to 27 * endorse or promote products derived from this software without 28 * prior written permission. For written permission, please contact 29 * licensing@OpenSSL.org. 30 * 31 * 5. Products derived from this software may not be called "OpenSSL" 32 * nor may "OpenSSL" appear in their names without prior written 33 * permission of the OpenSSL Project. 34 * 35 * 6. Redistributions of any form whatsoever must retain the following 36 * acknowledgment: 37 * "This product includes software developed by the OpenSSL Project 38 * for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)" 39 * 40 * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY 41 * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 42 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 43 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR 44 * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 45 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 46 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; 47 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 48 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, 49 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 50 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED 51 * OF THE POSSIBILITY OF SUCH DAMAGE. 52 * ==================================================================== 53 * 54 * This product includes cryptographic software written by Eric Young 55 * (eay@cryptsoft.com). This product includes software written by Tim 56 * Hudson (tjh@cryptsoft.com). 57 * 58 */ 59 60#include <stdio.h> 61#include "cryptlib.h" 62#include <openssl/bn.h> 63#include <openssl/rsa.h> 64#include <openssl/asn1t.h> 65 66static ASN1_METHOD method = { 67 (I2D_OF(void)) i2d_RSAPrivateKey, 68 (D2I_OF(void)) d2i_RSAPrivateKey, 69 (void *(*)(void))RSA_new, 70 (void (*)(void *))RSA_free 71}; 72 73ASN1_METHOD *RSAPrivateKey_asn1_meth(void) 74{ 75 return (&method); 76} 77 78/* Override the default free and new methods */ 79static int rsa_cb(int operation, ASN1_VALUE **pval, const ASN1_ITEM *it) 80{ 81 if (operation == ASN1_OP_NEW_PRE) { 82 *pval = (ASN1_VALUE *)RSA_new(); 83 if (*pval) 84 return 2; 85 return 0; 86 } else if (operation == ASN1_OP_FREE_PRE) { 87 RSA_free((RSA *)*pval); 88 *pval = NULL; 89 return 2; 90 } 91 return 1; 92} 93 94ASN1_SEQUENCE_cb(RSAPrivateKey, rsa_cb) = { 95 ASN1_SIMPLE(RSA, version, LONG), 96 ASN1_SIMPLE(RSA, n, BIGNUM), 97 ASN1_SIMPLE(RSA, e, BIGNUM), 98 ASN1_SIMPLE(RSA, d, BIGNUM), 99 ASN1_SIMPLE(RSA, p, BIGNUM), 100 ASN1_SIMPLE(RSA, q, BIGNUM), 101 ASN1_SIMPLE(RSA, dmp1, BIGNUM), 102 ASN1_SIMPLE(RSA, dmq1, BIGNUM), 103 ASN1_SIMPLE(RSA, iqmp, BIGNUM) 104} ASN1_SEQUENCE_END_cb(RSA, RSAPrivateKey) 105 106 107ASN1_SEQUENCE_cb(RSAPublicKey, rsa_cb) = { 108 ASN1_SIMPLE(RSA, n, BIGNUM), 109 ASN1_SIMPLE(RSA, e, BIGNUM), 110} ASN1_SEQUENCE_END_cb(RSA, RSAPublicKey) 111 112IMPLEMENT_ASN1_ENCODE_FUNCTIONS_const_fname(RSA, RSAPrivateKey, RSAPrivateKey) 113 114IMPLEMENT_ASN1_ENCODE_FUNCTIONS_const_fname(RSA, RSAPublicKey, RSAPublicKey) 115 116RSA *RSAPublicKey_dup(RSA *rsa) 117{ 118 return ASN1_item_dup(ASN1_ITEM_rptr(RSAPublicKey), rsa); 119} 120 121RSA *RSAPrivateKey_dup(RSA *rsa) 122{ 123 return ASN1_item_dup(ASN1_ITEM_rptr(RSAPrivateKey), rsa); 124} 125