1 /* rsa_asn1.c */

     2 /* Written by Dr Stephen N Henson (shenson@bigfoot.com) for the OpenSSL

     3  * project 2000.

     4  */

     5 /* ====================================================================

     6  * Copyright (c) 2000 The OpenSSL Project.  All rights reserved.

     7  *

     8  * Redistribution and use in source and binary forms, with or without

     9  * modification, are permitted provided that the following conditions

    10  * are met:

    11  *

    12  * 1. Redistributions of source code must retain the above copyright

    13  *    notice, this list of conditions and the following disclaimer. 

    14  *

    15  * 2. Redistributions in binary form must reproduce the above copyright

    16  *    notice, this list of conditions and the following disclaimer in

    17  *    the documentation and/or other materials provided with the

    18  *    distribution.

    19  *

    20  * 3. All advertising materials mentioning features or use of this

    21  *    software must display the following acknowledgment:

    22  *    "This product includes software developed by the OpenSSL Project

    23  *    for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)"

    24  *

    25  * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to

    26  *    endorse or promote products derived from this software without

    27  *    prior written permission. For written permission, please contact

    28  *    licensing@OpenSSL.org.

    29  *

    30  * 5. Products derived from this software may not be called "OpenSSL"

    31  *    nor may "OpenSSL" appear in their names without prior written

    32  *    permission of the OpenSSL Project.

    33  *

    34  * 6. Redistributions of any form whatsoever must retain the following

    35  *    acknowledgment:

    36  *    "This product includes software developed by the OpenSSL Project

    37  *    for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)"

    38  *

    39  * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY

    40  * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE

    41  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR

    42  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE OpenSSL PROJECT OR

    43  * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,

    44  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT

    45  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;

    46  * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)

    47  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,

    48  * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)

    49  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED

    50  * OF THE POSSIBILITY OF SUCH DAMAGE.

    51  * ====================================================================

    52  *

    53  * This product includes cryptographic software written by Eric Young

    54  * (eay@cryptsoft.com).  This product includes software written by Tim

    55  * Hudson (tjh@cryptsoft.com).

    56  *

    57  */

    58  /*

    59  © Portions copyright (c) 2006 Nokia Corporation.  All rights reserved.

    60  */

    61 

    62 

    63 #include <stdio.h>

    64 #include "cryptlib.h"

    65 #include <openssl/bn.h>

    66 #include <openssl/rsa.h>

    67 #include <openssl/asn1t.h>

    68 #if (defined(SYMBIAN) && (defined(__WINSCW__) || defined(__WINS__)))

    69 #include "libcrypto_wsd_macros.h"

    70 #include "libcrypto_wsd.h"

    71 #endif

    72 #ifndef EMULATOR

    73 static ASN1_METHOD method={

    74         (I2D_OF(void))     i2d_RSAPrivateKey,

    75         (D2I_OF(void))     d2i_RSAPrivateKey,

    76         (void *(*)(void))  RSA_new,

    77         (void (*)(void *)) RSA_free};

    78 #else

    79 GET_STATIC_VAR_FROM_TLS(method,rsa_asn1,ASN1_METHOD)

    80 #define method (*GET_WSD_VAR_NAME(method,rsa_asn1, s)())

    81 const ASN1_METHOD temp_s_method={

    82         (I2D_OF(void))     i2d_RSAPrivateKey,

    83         (D2I_OF(void))     d2i_RSAPrivateKey,

    84         (void *(*)(void))  RSA_new,

    85         (void (*)(void *)) RSA_free};

    86 

    87 #endif        

    88 

    89 EXPORT_C ASN1_METHOD *RSAPrivateKey_asn1_meth(void)

    90 	{

    91 	return(&method);

    92 	}

    93 

    94 /* Override the default free and new methods */

    95 static int rsa_cb(int operation, ASN1_VALUE **pval, const ASN1_ITEM *it)

    96 {

    97 	if(operation == ASN1_OP_NEW_PRE) {

    98 		*pval = (ASN1_VALUE *)RSA_new();

    99 		if(*pval) return 2;

   100 		return 0;

   101 	} else if(operation == ASN1_OP_FREE_PRE) {

   102 		RSA_free((RSA *)*pval);

   103 		*pval = NULL;

   104 		return 2;

   105 	}

   106 	return 1;

   107 }

   108 

   109 ASN1_SEQUENCE_cb(RSAPrivateKey, rsa_cb) = {

   110 	ASN1_SIMPLE(RSA, version, LONG),

   111 	ASN1_SIMPLE(RSA, n, BIGNUM),

   112 	ASN1_SIMPLE(RSA, e, BIGNUM),

   113 	ASN1_SIMPLE(RSA, d, BIGNUM),

   114 	ASN1_SIMPLE(RSA, p, BIGNUM),

   115 	ASN1_SIMPLE(RSA, q, BIGNUM),

   116 	ASN1_SIMPLE(RSA, dmp1, BIGNUM),

   117 	ASN1_SIMPLE(RSA, dmq1, BIGNUM),

   118 	ASN1_SIMPLE(RSA, iqmp, BIGNUM)

   119 } ASN1_SEQUENCE_END_cb(RSA, RSAPrivateKey)

   120 

   121 

   122 ASN1_SEQUENCE_cb(RSAPublicKey, rsa_cb) = {

   123 	ASN1_SIMPLE(RSA, n, BIGNUM),

   124 	ASN1_SIMPLE(RSA, e, BIGNUM),

   125 } ASN1_SEQUENCE_END_cb(RSA, RSAPublicKey)

   126 

   127 IMPLEMENT_ASN1_ENCODE_FUNCTIONS_const_fname(RSA, RSAPrivateKey, RSAPrivateKey)

   128 

   129 IMPLEMENT_ASN1_ENCODE_FUNCTIONS_const_fname(RSA, RSAPublicKey, RSAPublicKey)

   130 

   131 EXPORT_C RSA *RSAPublicKey_dup(RSA *rsa)

   132 	{

   133 	return ASN1_item_dup(ASN1_ITEM_rptr(RSAPublicKey), rsa);

   134 	}

   135 

   136 EXPORT_C RSA *RSAPrivateKey_dup(RSA *rsa)

   137 	{

   138 	return ASN1_item_dup(ASN1_ITEM_rptr(RSAPrivateKey), rsa);

   139 	}