/* p12_attr.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>

/* Add a local keyid to a safebag */

EXPORT_C int PKCS12_add_localkeyid(PKCS12_SAFEBAG *bag, unsigned char *name,

	     int namelen)

{

	if (X509at_add1_attr_by_NID(&bag->attrib, NID_localKeyID,

				V_ASN1_OCTET_STRING, name, namelen))

		return 1;

	else 

		return 0;

}

/* Add key usage to PKCS#8 structure */

EXPORT_C int PKCS8_add_keyusage(PKCS8_PRIV_KEY_INFO *p8, int usage)

{

	unsigned char us_val;

	us_val = (unsigned char) usage;

	if (X509at_add1_attr_by_NID(&p8->attributes, NID_key_usage,

				V_ASN1_BIT_STRING, &us_val, 1))

		return 1;

	else

		return 0;

}

/* Add a friendlyname to a safebag */

EXPORT_C int PKCS12_add_friendlyname_asc(PKCS12_SAFEBAG *bag, const char *name,

				 int namelen)

{

	if (X509at_add1_attr_by_NID(&bag->attrib, NID_friendlyName,

				MBSTRING_ASC, (unsigned char *)name, namelen))

		return 1;

	else

		return 0;

}

EXPORT_C int PKCS12_add_friendlyname_uni(PKCS12_SAFEBAG *bag,

				 const unsigned char *name, int namelen)

{

	if (X509at_add1_attr_by_NID(&bag->attrib, NID_friendlyName,

				MBSTRING_BMP, name, namelen))

		return 1;

	else

		return 0;

}

EXPORT_C int PKCS12_add_CSPName_asc(PKCS12_SAFEBAG *bag, const char *name,

				 int namelen)

{

	if (X509at_add1_attr_by_NID(&bag->attrib, NID_ms_csp_name,

				MBSTRING_ASC, (unsigned char *)name, namelen))

		return 1;

	else

		return 0;

}

EXPORT_C ASN1_TYPE *PKCS12_get_attr_gen(STACK_OF(X509_ATTRIBUTE) *attrs, int attr_nid)

{

	X509_ATTRIBUTE *attrib;

	int i;

	if (!attrs) return NULL;

	for (i = 0; i < sk_X509_ATTRIBUTE_num (attrs); i++) {

		attrib = sk_X509_ATTRIBUTE_value (attrs, i);

		if (OBJ_obj2nid (attrib->object) == attr_nid) {

			if (sk_ASN1_TYPE_num (attrib->value.set))

			    return sk_ASN1_TYPE_value(attrib->value.set, 0);

			else return NULL;

		}

	}

	return NULL;

}

EXPORT_C char *PKCS12_get_friendlyname(PKCS12_SAFEBAG *bag)

{

	ASN1_TYPE *atype;

	if (!(atype = PKCS12_get_attr(bag, NID_friendlyName))) return NULL;

	if (atype->type != V_ASN1_BMPSTRING) return NULL;

	return uni2asc(atype->value.bmpstring->data,

				 atype->value.bmpstring->length);

}