127 lines
4.7 KiB
C
127 lines
4.7 KiB
C
/* p8_pkey.c */
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/* Written by Dr Stephen N Henson (shenson@bigfoot.com) for the OpenSSL
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* project 1999.
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*/
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/* ====================================================================
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* Copyright (c) 1999 The OpenSSL Project. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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*
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in
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* the documentation and/or other materials provided with the
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* distribution.
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*
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* 3. All advertising materials mentioning features or use of this
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* software must display the following acknowledgment:
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* "This product includes software developed by the OpenSSL Project
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* for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)"
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*
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* 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
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* endorse or promote products derived from this software without
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* prior written permission. For written permission, please contact
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* licensing@OpenSSL.org.
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*
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* 5. Products derived from this software may not be called "OpenSSL"
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* nor may "OpenSSL" appear in their names without prior written
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* permission of the OpenSSL Project.
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*
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* 6. Redistributions of any form whatsoever must retain the following
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* acknowledgment:
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* "This product includes software developed by the OpenSSL Project
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* for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)"
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*
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* THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
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* EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR
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* ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
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* STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
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* OF THE POSSIBILITY OF SUCH DAMAGE.
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* ====================================================================
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*
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* This product includes cryptographic software written by Eric Young
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* (eay@cryptsoft.com). This product includes software written by Tim
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* Hudson (tjh@cryptsoft.com).
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*
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*/
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#include <stdio.h>
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#include "cryptlib.h"
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#include <openssl/asn1_mac.h>
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#include <openssl/x509.h>
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int i2d_PKCS8_PRIV_KEY_INFO (PKCS8_PRIV_KEY_INFO *a, unsigned char **pp)
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{
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M_ASN1_I2D_vars(a);
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M_ASN1_I2D_len (a->version, i2d_ASN1_INTEGER);
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M_ASN1_I2D_len (a->pkeyalg, i2d_X509_ALGOR);
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M_ASN1_I2D_len (a->pkey, i2d_ASN1_TYPE);
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M_ASN1_I2D_len_IMP_SET_opt_type (X509_ATTRIBUTE, a->attributes,
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i2d_X509_ATTRIBUTE, 0);
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M_ASN1_I2D_seq_total ();
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M_ASN1_I2D_put (a->version, i2d_ASN1_INTEGER);
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M_ASN1_I2D_put (a->pkeyalg, i2d_X509_ALGOR);
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M_ASN1_I2D_put (a->pkey, i2d_ASN1_TYPE);
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M_ASN1_I2D_put_IMP_SET_opt_type (X509_ATTRIBUTE, a->attributes,
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i2d_X509_ATTRIBUTE, 0);
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M_ASN1_I2D_finish();
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}
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PKCS8_PRIV_KEY_INFO *PKCS8_PRIV_KEY_INFO_new(void)
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{
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PKCS8_PRIV_KEY_INFO *ret=NULL;
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ASN1_CTX c;
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M_ASN1_New_Malloc(ret, PKCS8_PRIV_KEY_INFO);
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M_ASN1_New (ret->version, M_ASN1_INTEGER_new);
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M_ASN1_New (ret->pkeyalg, X509_ALGOR_new);
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M_ASN1_New (ret->pkey, ASN1_TYPE_new);
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ret->attributes = NULL;
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ret->broken = PKCS8_OK;
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return (ret);
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M_ASN1_New_Error(ASN1_F_PKCS8_PRIV_KEY_INFO_NEW);
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}
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PKCS8_PRIV_KEY_INFO *d2i_PKCS8_PRIV_KEY_INFO(PKCS8_PRIV_KEY_INFO **a,
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unsigned char **pp, long length)
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{
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M_ASN1_D2I_vars(a,PKCS8_PRIV_KEY_INFO *,PKCS8_PRIV_KEY_INFO_new);
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M_ASN1_D2I_Init();
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M_ASN1_D2I_start_sequence();
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M_ASN1_D2I_get (ret->version, d2i_ASN1_INTEGER);
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M_ASN1_D2I_get (ret->pkeyalg, d2i_X509_ALGOR);
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M_ASN1_D2I_get (ret->pkey, d2i_ASN1_TYPE);
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M_ASN1_D2I_get_IMP_set_opt_type(X509_ATTRIBUTE, ret->attributes,
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d2i_X509_ATTRIBUTE,
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X509_ATTRIBUTE_free, 0);
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M_ASN1_D2I_Finish(a, PKCS8_PRIV_KEY_INFO_free, ASN1_F_D2I_PKCS8_PRIV_KEY_INFO);
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}
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void PKCS8_PRIV_KEY_INFO_free (PKCS8_PRIV_KEY_INFO *a)
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{
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if (a == NULL) return;
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M_ASN1_INTEGER_free (a->version);
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X509_ALGOR_free(a->pkeyalg);
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/* Clear sensitive data */
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if (a->pkey->value.octet_string)
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OPENSSL_cleanse(a->pkey->value.octet_string->data,
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a->pkey->value.octet_string->length);
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ASN1_TYPE_free (a->pkey);
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sk_X509_ATTRIBUTE_pop_free (a->attributes, X509_ATTRIBUTE_free);
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OPENSSL_free (a);
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}
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