/* v3_sxnet.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).

  *

  */

  /*

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

  */

 #include <stdio.h>

 #include "cryptlib.h"

 #include <openssl/conf.h>

 #include <openssl/asn1.h>

 #include <openssl/asn1t.h>

 #include <openssl/x509v3.h>

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

 #include "libcrypto_wsd_macros.h"

 #include "libcrypto_wsd.h"

 #endif

 /* Support for Thawte strong extranet extension */

 #define SXNET_TEST

 static int sxnet_i2r(X509V3_EXT_METHOD *method, SXNET *sx, BIO *out, int indent);

 #ifdef SXNET_TEST

 static SXNET * sxnet_v2i(X509V3_EXT_METHOD *method, X509V3_CTX *ctx,

 						STACK_OF(CONF_VALUE) *nval);

 #endif

 #ifndef EMULATOR

 X509V3_EXT_METHOD v3_sxnet = {

 NID_sxnet, X509V3_EXT_MULTILINE, ASN1_ITEM_ref(SXNET),

 0,0,0,0,

 0,0,

 0, 

 #ifdef SXNET_TEST

 (X509V3_EXT_V2I)sxnet_v2i,

 #else

 0,

 #endif

 (X509V3_EXT_I2R)sxnet_i2r,

 0,

 NULL

 };

 #else

 const X509V3_EXT_METHOD v3_sxnet = {

 NID_sxnet, X509V3_EXT_MULTILINE, ASN1_ITEM_ref(SXNET),

 0,0,0,0,

 0,0,

 0, 

 #ifdef SXNET_TEST

 (X509V3_EXT_V2I)sxnet_v2i,

 #else

 0,

 #endif

 (X509V3_EXT_I2R)sxnet_i2r,

 0,

 NULL

 };

 #endif

 ASN1_SEQUENCE(SXNETID) = {

 	ASN1_SIMPLE(SXNETID, zone, ASN1_INTEGER),

 	ASN1_SIMPLE(SXNETID, user, ASN1_OCTET_STRING)

 } ASN1_SEQUENCE_END(SXNETID)

 IMPLEMENT_ASN1_FUNCTIONS(SXNETID)

 ASN1_SEQUENCE(SXNET) = {

 	ASN1_SIMPLE(SXNET, version, ASN1_INTEGER),

 	ASN1_SEQUENCE_OF(SXNET, ids, SXNETID)

 } ASN1_SEQUENCE_END(SXNET)

 IMPLEMENT_ASN1_FUNCTIONS(SXNET)

 static int sxnet_i2r(X509V3_EXT_METHOD *method, SXNET *sx, BIO *out,

 	     int indent)

 {

 	long v;

 	char *tmp;

 	SXNETID *id;

 	int i;

 	v = ASN1_INTEGER_get(sx->version);

 	BIO_printf(out, "%*sVersion: %ld (0x%lX)", indent, "", v + 1, v);

 	for(i = 0; i < sk_SXNETID_num(sx->ids); i++) {

 		id = sk_SXNETID_value(sx->ids, i);

 		tmp = i2s_ASN1_INTEGER(NULL, id->zone);

 		BIO_printf(out, "\n%*sZone: %s, User: ", indent, "", tmp);

 		OPENSSL_free(tmp);

 		M_ASN1_OCTET_STRING_print(out, id->user);

 	}

 	return 1;

 }

 #ifdef SXNET_TEST

 /* NBB: this is used for testing only. It should *not* be used for anything

  * else because it will just take static IDs from the configuration file and

  * they should really be separate values for each user.

  */

 static SXNET * sxnet_v2i(X509V3_EXT_METHOD *method, X509V3_CTX *ctx,

 	     STACK_OF(CONF_VALUE) *nval)

 {

 	CONF_VALUE *cnf;

 	SXNET *sx = NULL;

 	int i;

 	for(i = 0; i < sk_CONF_VALUE_num(nval); i++) {

 		cnf = sk_CONF_VALUE_value(nval, i);

 		if(!SXNET_add_id_asc(&sx, cnf->name, cnf->value, -1))

 								 return NULL;

 	}

 	return sx;

 }

 #endif

 /* Strong Extranet utility functions */

 /* Add an id given the zone as an ASCII number */

 EXPORT_C int SXNET_add_id_asc(SXNET **psx, char *zone, char *user,

 	     int userlen)

 {

 	ASN1_INTEGER *izone = NULL;

 	if(!(izone = s2i_ASN1_INTEGER(NULL, zone))) {

 		X509V3err(X509V3_F_SXNET_ADD_ID_ASC,X509V3_R_ERROR_CONVERTING_ZONE);

 		return 0;

 	}

 	return SXNET_add_id_INTEGER(psx, izone, user, userlen);

 }

 /* Add an id given the zone as an unsigned long */

 EXPORT_C int SXNET_add_id_ulong(SXNET **psx, unsigned long lzone, char *user,

 	     int userlen)

 {

 	ASN1_INTEGER *izone = NULL;

 	if(!(izone = M_ASN1_INTEGER_new()) || !ASN1_INTEGER_set(izone, lzone)) {

 		X509V3err(X509V3_F_SXNET_ADD_ID_ULONG,ERR_R_MALLOC_FAILURE);

 		M_ASN1_INTEGER_free(izone);

 		return 0;

 	}

 	return SXNET_add_id_INTEGER(psx, izone, user, userlen);

 }

 /* Add an id given the zone as an ASN1_INTEGER.

  * Note this version uses the passed integer and doesn't make a copy so don't

  * free it up afterwards.

  */

 EXPORT_C int SXNET_add_id_INTEGER(SXNET **psx, ASN1_INTEGER *zone, char *user,

 	     int userlen)

 {

 	SXNET *sx = NULL;

 	SXNETID *id = NULL;

 	if(!psx || !zone || !user) {

 		X509V3err(X509V3_F_SXNET_ADD_ID_INTEGER,X509V3_R_INVALID_NULL_ARGUMENT);

 		return 0;

 	}

 	if(userlen == -1) userlen = strlen(user);

 	if(userlen > 64) {

 		X509V3err(X509V3_F_SXNET_ADD_ID_INTEGER,X509V3_R_USER_TOO_LONG);

 		return 0;

 	}

 	if(!*psx) {

 		if(!(sx = SXNET_new())) goto err;

 		if(!ASN1_INTEGER_set(sx->version, 0)) goto err;

 		*psx = sx;

 	} else sx = *psx;

 	if(SXNET_get_id_INTEGER(sx, zone)) {

 		X509V3err(X509V3_F_SXNET_ADD_ID_INTEGER,X509V3_R_DUPLICATE_ZONE_ID);

 		return 0;

 	}

 	if(!(id = SXNETID_new())) goto err;

 	if(userlen == -1) userlen = strlen(user);

 	if(!M_ASN1_OCTET_STRING_set(id->user, user, userlen)) goto err;

 	if(!sk_SXNETID_push(sx->ids, id)) goto err;

 	id->zone = zone;

 	return 1;

 	err:

 	X509V3err(X509V3_F_SXNET_ADD_ID_INTEGER,ERR_R_MALLOC_FAILURE);

 	SXNETID_free(id);

 	SXNET_free(sx);

 	*psx = NULL;

 	return 0;

 }

 EXPORT_C ASN1_OCTET_STRING *SXNET_get_id_asc(SXNET *sx, char *zone)

 {

 	ASN1_INTEGER *izone = NULL;

 	ASN1_OCTET_STRING *oct;

 	if(!(izone = s2i_ASN1_INTEGER(NULL, zone))) {

 		X509V3err(X509V3_F_SXNET_GET_ID_ASC,X509V3_R_ERROR_CONVERTING_ZONE);

 		return NULL;

 	}

 	oct = SXNET_get_id_INTEGER(sx, izone);

 	M_ASN1_INTEGER_free(izone);

 	return oct;

 }

 EXPORT_C ASN1_OCTET_STRING *SXNET_get_id_ulong(SXNET *sx, unsigned long lzone)

 {

 	ASN1_INTEGER *izone = NULL;

 	ASN1_OCTET_STRING *oct;

 	if(!(izone = M_ASN1_INTEGER_new()) || !ASN1_INTEGER_set(izone, lzone)) {

 		X509V3err(X509V3_F_SXNET_GET_ID_ULONG,ERR_R_MALLOC_FAILURE);

 		M_ASN1_INTEGER_free(izone);

 		return NULL;

 	}

 	oct = SXNET_get_id_INTEGER(sx, izone);

 	M_ASN1_INTEGER_free(izone);

 	return oct;

 }

 EXPORT_C ASN1_OCTET_STRING *SXNET_get_id_INTEGER(SXNET *sx, ASN1_INTEGER *zone)

 {

 	SXNETID *id;

 	int i;

 	for(i = 0; i < sk_SXNETID_num(sx->ids); i++) {

 		id = sk_SXNETID_value(sx->ids, i);

 		if(!M_ASN1_INTEGER_cmp(id->zone, zone)) return id->user;

 	}

 	return NULL;

 }

 IMPLEMENT_STACK_OF(SXNETID)

 IMPLEMENT_ASN1_SET_OF(SXNETID)