crypto/x509v3/v3_genn.c - third_party/openssl - Git at Google

 /* v3_genn.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 "asn1.h"
 #include "asn1_mac.h"
 #include "conf.h"
 #include "x509v3.h"

 /*
  * ASN1err(ASN1_F_GENERAL_NAME_NEW,ERR_R_MALLOC_FAILURE);
  * ASN1err(ASN1_F_D2I_GENERAL_NAME,ERR_R_MALLOC_FAILURE);
  */

 int i2d_GENERAL_NAME(GENERAL_NAME *a, unsigned char **pp)
 {
 	unsigned char *p;
 	int ret;

 	ret = 0;

 	/* Save the location of initial TAG */
 	if(pp) p = *pp;
 	else p = NULL;

 	/* GEN_DNAME needs special treatment because of EXPLICIT tag */

 	if(a->type == GEN_DIRNAME) {
 		int v = 0;
 		M_ASN1_I2D_len_EXP_opt(a->d.dirn, i2d_X509_NAME, 4, v);
 		if(!p) return ret;
 		M_ASN1_I2D_put_EXP_opt(a->d.dirn, i2d_X509_NAME, 4, v);
 		*pp = p;
 		return ret;
 	}

 	switch(a->type) {

 		case GEN_OTHERNAME:
 		case GEN_X400:
 		case GEN_EDIPARTY:
 		ret = i2d_ASN1_TYPE(a->d.other, pp);
 		break;

 		case GEN_EMAIL:
 		case GEN_DNS:
 		case GEN_URI:
 		ret = i2d_ASN1_IA5STRING(a->d.ia5, pp);
 		break;

 		case GEN_IPADD:
 		ret = i2d_ASN1_OCTET_STRING(a->d.ip, pp);
 		break;

 		case GEN_RID:
 		ret = i2d_ASN1_OBJECT(a->d.rid, pp);
 		break;
 	}
 	/* Replace TAG with IMPLICIT value */
 	if(p) *p = (*p & V_ASN1_CONSTRUCTED) | a->type;
 	return ret;
 }

 GENERAL_NAME *GENERAL_NAME_new()
 {
 	GENERAL_NAME *ret=NULL;
 	ASN1_CTX c;
 	M_ASN1_New_Malloc(ret, GENERAL_NAME);
 	ret->type = -1;
 	ret->d.ptr = NULL;
 	return (ret);
 	M_ASN1_New_Error(ASN1_F_GENERAL_NAME_NEW);
 }

 GENERAL_NAME *d2i_GENERAL_NAME(GENERAL_NAME **a, unsigned char **pp,
 								 long length)
 {
 	unsigned char _tmp;
 	M_ASN1_D2I_vars(a,GENERAL_NAME *,GENERAL_NAME_new);
 	M_ASN1_D2I_Init();
 	c.slen = length;

 	_tmp = M_ASN1_next;
 	ret->type = _tmp & ~V_ASN1_CONSTRUCTED;

 	switch(ret->type) {
 		/* Just put these in a "blob" for now */
 		case GEN_OTHERNAME:
 		case GEN_X400:
 		case GEN_EDIPARTY:
 		M_ASN1_D2I_get_imp(ret->d.other, d2i_ASN1_TYPE,V_ASN1_SEQUENCE);
 		break;

 		case GEN_EMAIL:
 		case GEN_DNS:
 		case GEN_URI:
 		M_ASN1_D2I_get_imp(ret->d.ia5, d2i_ASN1_IA5STRING,
 							V_ASN1_IA5STRING);
 		break;

 		case GEN_DIRNAME:
 		M_ASN1_D2I_get_EXP_opt(ret->d.dirn, d2i_X509_NAME, 4);
 		break;

 		case GEN_IPADD:
 		M_ASN1_D2I_get_imp(ret->d.ip, d2i_ASN1_OCTET_STRING,
 							V_ASN1_OCTET_STRING);
 		break;

 		case GEN_RID:
 		M_ASN1_D2I_get_imp(ret->d.rid, d2i_ASN1_OBJECT,V_ASN1_OBJECT);
 		break;

 		default:
 		c.error = ASN1_R_BAD_TAG;
 		goto err;
 	}

 	c.slen = 0;
 	M_ASN1_D2I_Finish(a, GENERAL_NAME_free, ASN1_F_D2I_GENERAL_NAME);
 }

 void GENERAL_NAME_free(GENERAL_NAME *a)
 {
 	if (a == NULL) return;
 	switch(a->type) {
 		case GEN_OTHERNAME:
 		case GEN_X400:
 		case GEN_EDIPARTY:
 		ASN1_TYPE_free(a->d.other);
 		break;

 		case GEN_EMAIL:
 		case GEN_DNS:
 		case GEN_URI:

 		ASN1_IA5STRING_free(a->d.ia5);
 		break;

 		case GEN_DIRNAME:
 		X509_NAME_free(a->d.dirn);
 		break;

 		case GEN_IPADD:
 		ASN1_OCTET_STRING_free(a->d.ip);
 		break;

 		case GEN_RID:
 		ASN1_OBJECT_free(a->d.rid);
 		break;

 	}
 	Free ((char *)a);
 }

 /* Now the GeneralNames versions: a SEQUENCE OF GeneralName These are needed as
  * an explicit functions.
  */

 STACK_OF(GENERAL_NAME) *GENERAL_NAMES_new()
 {
 	return sk_GENERAL_NAME_new(NULL);
 }

 void GENERAL_NAMES_free(STACK_OF(GENERAL_NAME) *a)
 {
 	sk_GENERAL_NAME_pop_free(a, GENERAL_NAME_free);
 }

 STACK_OF(GENERAL_NAME) *d2i_GENERAL_NAMES(STACK_OF(GENERAL_NAME) **a,
 					 unsigned char **pp, long length)
 {
 return d2i_ASN1_SET_OF_GENERAL_NAME(a, pp, length, d2i_GENERAL_NAME,
 			 GENERAL_NAME_free, V_ASN1_SEQUENCE, V_ASN1_UNIVERSAL);
 }

 int i2d_GENERAL_NAMES(STACK_OF(GENERAL_NAME) *a, unsigned char **pp)
 {
 return i2d_ASN1_SET_OF_GENERAL_NAME(a, pp, i2d_GENERAL_NAME, V_ASN1_SEQUENCE,
 						 V_ASN1_UNIVERSAL, IS_SEQUENCE);
 }

 IMPLEMENT_STACK_OF(GENERAL_NAME)
 IMPLEMENT_ASN1_SET_OF(GENERAL_NAME)
	/* v3_genn.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 "asn1.h"
	#include "asn1_mac.h"
	#include "conf.h"
	#include "x509v3.h"

	/*
	* ASN1err(ASN1_F_GENERAL_NAME_NEW,ERR_R_MALLOC_FAILURE);
	* ASN1err(ASN1_F_D2I_GENERAL_NAME,ERR_R_MALLOC_FAILURE);
	*/

	int i2d_GENERAL_NAME(GENERAL_NAME a, unsigned char *pp)
	{
	unsigned char *p;
	int ret;

	ret = 0;

	/* Save the location of initial TAG */
	if(pp) p = *pp;
	else p = NULL;

	/* GEN_DNAME needs special treatment because of EXPLICIT tag */

	if(a->type == GEN_DIRNAME) {
	int v = 0;
	M_ASN1_I2D_len_EXP_opt(a->d.dirn, i2d_X509_NAME, 4, v);
	if(!p) return ret;
	M_ASN1_I2D_put_EXP_opt(a->d.dirn, i2d_X509_NAME, 4, v);
	*pp = p;
	return ret;
	}

	switch(a->type) {

	case GEN_OTHERNAME:
	case GEN_X400:
	case GEN_EDIPARTY:
	ret = i2d_ASN1_TYPE(a->d.other, pp);
	break;

	case GEN_EMAIL:
	case GEN_DNS:
	case GEN_URI:
	ret = i2d_ASN1_IA5STRING(a->d.ia5, pp);
	break;

	case GEN_IPADD:
	ret = i2d_ASN1_OCTET_STRING(a->d.ip, pp);
	break;

	case GEN_RID:
	ret = i2d_ASN1_OBJECT(a->d.rid, pp);
	break;
	}
	/* Replace TAG with IMPLICIT value */
	if(p) p = (p & V_ASN1_CONSTRUCTED) \| a->type;
	return ret;
	}

	GENERAL_NAME *GENERAL_NAME_new()
	{
	GENERAL_NAME *ret=NULL;
	ASN1_CTX c;
	M_ASN1_New_Malloc(ret, GENERAL_NAME);
	ret->type = -1;
	ret->d.ptr = NULL;
	return (ret);
	M_ASN1_New_Error(ASN1_F_GENERAL_NAME_NEW);
	}

	GENERAL_NAME d2i_GENERAL_NAME(GENERAL_NAME a, unsigned char *pp,
	long length)
	{
	unsigned char _tmp;
	M_ASN1_D2I_vars(a,GENERAL_NAME *,GENERAL_NAME_new);
	M_ASN1_D2I_Init();
	c.slen = length;

	_tmp = M_ASN1_next;
	ret->type = _tmp & ~V_ASN1_CONSTRUCTED;

	switch(ret->type) {
	/* Just put these in a "blob" for now */
	case GEN_OTHERNAME:
	case GEN_X400:
	case GEN_EDIPARTY:
	M_ASN1_D2I_get_imp(ret->d.other, d2i_ASN1_TYPE,V_ASN1_SEQUENCE);
	break;

	case GEN_EMAIL:
	case GEN_DNS:
	case GEN_URI:
	M_ASN1_D2I_get_imp(ret->d.ia5, d2i_ASN1_IA5STRING,
	V_ASN1_IA5STRING);
	break;

	case GEN_DIRNAME:
	M_ASN1_D2I_get_EXP_opt(ret->d.dirn, d2i_X509_NAME, 4);
	break;

	case GEN_IPADD:
	M_ASN1_D2I_get_imp(ret->d.ip, d2i_ASN1_OCTET_STRING,
	V_ASN1_OCTET_STRING);
	break;

	case GEN_RID:
	M_ASN1_D2I_get_imp(ret->d.rid, d2i_ASN1_OBJECT,V_ASN1_OBJECT);
	break;

	default:
	c.error = ASN1_R_BAD_TAG;
	goto err;
	}

	c.slen = 0;
	M_ASN1_D2I_Finish(a, GENERAL_NAME_free, ASN1_F_D2I_GENERAL_NAME);
	}

	void GENERAL_NAME_free(GENERAL_NAME *a)
	{
	if (a == NULL) return;
	switch(a->type) {
	case GEN_OTHERNAME:
	case GEN_X400:
	case GEN_EDIPARTY:
	ASN1_TYPE_free(a->d.other);
	break;

	case GEN_EMAIL:
	case GEN_DNS:
	case GEN_URI:

	ASN1_IA5STRING_free(a->d.ia5);
	break;

	case GEN_DIRNAME:
	X509_NAME_free(a->d.dirn);
	break;

	case GEN_IPADD:
	ASN1_OCTET_STRING_free(a->d.ip);
	break;

	case GEN_RID:
	ASN1_OBJECT_free(a->d.rid);
	break;

	}
	Free ((char *)a);
	}

	/* Now the GeneralNames versions: a SEQUENCE OF GeneralName These are needed as
	* an explicit functions.
	*/

	STACK_OF(GENERAL_NAME) *GENERAL_NAMES_new()
	{
	return sk_GENERAL_NAME_new(NULL);
	}

	void GENERAL_NAMES_free(STACK_OF(GENERAL_NAME) *a)
	{
	sk_GENERAL_NAME_pop_free(a, GENERAL_NAME_free);
	}

	STACK_OF(GENERAL_NAME) d2i_GENERAL_NAMES(STACK_OF(GENERAL_NAME) *a,
	unsigned char **pp, long length)
	{
	return d2i_ASN1_SET_OF_GENERAL_NAME(a, pp, length, d2i_GENERAL_NAME,
	GENERAL_NAME_free, V_ASN1_SEQUENCE, V_ASN1_UNIVERSAL);
	}

	int i2d_GENERAL_NAMES(STACK_OF(GENERAL_NAME) a, unsigned char *pp)
	{
	return i2d_ASN1_SET_OF_GENERAL_NAME(a, pp, i2d_GENERAL_NAME, V_ASN1_SEQUENCE,
	V_ASN1_UNIVERSAL, IS_SEQUENCE);
	}

	IMPLEMENT_STACK_OF(GENERAL_NAME)
	IMPLEMENT_ASN1_SET_OF(GENERAL_NAME)