/* p12_utl.c */

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

  * project 1999.

  */

 /* ====================================================================

  * Copyright (c) 1999 The OpenSSL Project.  All rights reserved.

  *

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

  * modification, are permitted provided that the following conditions

  * are met:

  *

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

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

  *

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

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

  *    the documentation and/or other materials provided with the

  *    distribution.

  *

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

  *    software must display the following acknowledgment:

  *    "This product includes software developed by the OpenSSL Project

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

  *

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

  *    endorse or promote products derived from this software without

  *    prior written permission. For written permission, please contact

  *    licensing@OpenSSL.org.

  *

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

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

  *    permission of the OpenSSL Project.

  *

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

  *    acknowledgment:

  *    "This product includes software developed by the OpenSSL Project

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

  *

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

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

  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR

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

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

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

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

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

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

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

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

  * OF THE POSSIBILITY OF SUCH DAMAGE.

  * ====================================================================

  *

  * This product includes cryptographic software written by Eric Young

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

  * Hudson (tjh@cryptsoft.com).

  *

  */

 #include <stdio.h>

 #include "cryptlib.h"

 #include <openssl/pkcs12.h>

 /* Cheap and nasty Unicode stuff */

 EXPORT_C unsigned char *asc2uni(const char *asc, int asclen, unsigned char **uni, int *unilen)

 {

 	int ulen, i;

 	unsigned char *unitmp;

 	if (asclen == -1) asclen = strlen(asc);

 	ulen = asclen*2  + 2;

 	if (!(unitmp = OPENSSL_malloc(ulen))) return NULL;

 	for (i = 0; i < ulen - 2; i+=2) {

 		unitmp[i] = 0;

 		unitmp[i + 1] = asc[i>>1];

 	}

 	/* Make result double null terminated */

 	unitmp[ulen - 2] = 0;

 	unitmp[ulen - 1] = 0;

 	if (unilen) *unilen = ulen;

 	if (uni) *uni = unitmp;

 	return unitmp;

 }

 EXPORT_C char *uni2asc(unsigned char *uni, int unilen)

 {

 	int asclen, i;

 	char *asctmp;

 	asclen = unilen / 2;

 	/* If no terminating zero allow for one */

 	if (!unilen || uni[unilen - 1]) asclen++;

 	uni++;

 	if (!(asctmp = OPENSSL_malloc(asclen))) return NULL;

 	for (i = 0; i < unilen; i+=2) asctmp[i>>1] = uni[i];

 	asctmp[asclen - 1] = 0;

 	return asctmp;

 }

 EXPORT_C int i2d_PKCS12_bio(BIO *bp, PKCS12 *p12)

 {

 	return ASN1_item_i2d_bio(ASN1_ITEM_rptr(PKCS12), bp, p12);

 }

 #ifndef OPENSSL_NO_FP_API

 EXPORT_C int i2d_PKCS12_fp(FILE *fp, PKCS12 *p12)

 {

 	return ASN1_item_i2d_fp(ASN1_ITEM_rptr(PKCS12), fp, p12);

 }

 #endif

 EXPORT_C PKCS12 *d2i_PKCS12_bio(BIO *bp, PKCS12 **p12)

 {

 	return ASN1_item_d2i_bio(ASN1_ITEM_rptr(PKCS12), bp, p12);

 }

 #ifndef OPENSSL_NO_FP_API

 EXPORT_C PKCS12 *d2i_PKCS12_fp(FILE *fp, PKCS12 **p12)

 {

         return ASN1_item_d2i_fp(ASN1_ITEM_rptr(PKCS12), fp, p12);

 }

 #endif

 EXPORT_C PKCS12_SAFEBAG *PKCS12_x5092certbag(X509 *x509)

 {

 	return PKCS12_item_pack_safebag(x509, ASN1_ITEM_rptr(X509),

 			NID_x509Certificate, NID_certBag);

 }

 EXPORT_C PKCS12_SAFEBAG *PKCS12_x509crl2certbag(X509_CRL *crl)

 {

 	return PKCS12_item_pack_safebag(crl, ASN1_ITEM_rptr(X509_CRL),

 			NID_x509Crl, NID_crlBag);

 }

 EXPORT_C X509 *PKCS12_certbag2x509(PKCS12_SAFEBAG *bag)

 {

 	if(M_PKCS12_bag_type(bag) != NID_certBag) return NULL;

 	if(M_PKCS12_cert_bag_type(bag) != NID_x509Certificate) return NULL;

 	return ASN1_item_unpack(bag->value.bag->value.octet, ASN1_ITEM_rptr(X509));

 }

 EXPORT_C X509_CRL *PKCS12_certbag2x509crl(PKCS12_SAFEBAG *bag)

 {

 	if(M_PKCS12_bag_type(bag) != NID_crlBag) return NULL;

 	if(M_PKCS12_cert_bag_type(bag) != NID_x509Crl) return NULL;

 	return ASN1_item_unpack(bag->value.bag->value.octet,

 							ASN1_ITEM_rptr(X509_CRL));

 }