crypto/x509v3/v3_ocsp.c - third_party/openssl - Git at Google

 /* v3_ocsp.c */
 /* Written by Dr Stephen N Henson (steve@openssl.org) 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).
  *
  */

 #ifndef OPENSSL_NO_OCSP

 #include <stdio.h>
 #include "cryptlib.h"
 #include <openssl/conf.h>
 #include <openssl/asn1.h>
 #include <openssl/ocsp.h>
 #include <openssl/x509v3.h>

 /* OCSP extensions and a couple of CRL entry extensions
  */

 static int i2r_ocsp_crlid(const X509V3_EXT_METHOD *method, void *nonce,
 			  BIO *out, int indent);
 static int i2r_ocsp_acutoff(const X509V3_EXT_METHOD *method, void *nonce,
 			    BIO *out, int indent);
 static int i2r_object(const X509V3_EXT_METHOD *method, void *obj, BIO *out,
 		      int indent);

 static void *ocsp_nonce_new(void);
 static int i2d_ocsp_nonce(void *a, unsigned char **pp);
 static void *d2i_ocsp_nonce(void *a, const unsigned char **pp, long length);
 static void ocsp_nonce_free(void *a);
 static int i2r_ocsp_nonce(const X509V3_EXT_METHOD *method, void *nonce,
 			  BIO *out, int indent);

 static int i2r_ocsp_nocheck(const X509V3_EXT_METHOD *method,
 			    void *nocheck, BIO *out, int indent);
 static void *s2i_ocsp_nocheck(const X509V3_EXT_METHOD *method, X509V3_CTX *ctx,
 			      const char *str);
 static int i2r_ocsp_serviceloc(const X509V3_EXT_METHOD *method, void *in,
 			       BIO *bp, int ind);

 const X509V3_EXT_METHOD v3_ocsp_crlid = {
 	NID_id_pkix_OCSP_CrlID, 0, ASN1_ITEM_ref(OCSP_CRLID),
 	0,0,0,0,
 	0,0,
 	0,0,
 	i2r_ocsp_crlid,0,
 	NULL
 };

 const X509V3_EXT_METHOD v3_ocsp_acutoff = {
 	NID_id_pkix_OCSP_archiveCutoff, 0, ASN1_ITEM_ref(ASN1_GENERALIZEDTIME),
 	0,0,0,0,
 	0,0,
 	0,0,
 	i2r_ocsp_acutoff,0,
 	NULL
 };

 const X509V3_EXT_METHOD v3_crl_invdate = {
 	NID_invalidity_date, 0, ASN1_ITEM_ref(ASN1_GENERALIZEDTIME),
 	0,0,0,0,
 	0,0,
 	0,0,
 	i2r_ocsp_acutoff,0,
 	NULL
 };

 const X509V3_EXT_METHOD v3_crl_hold = {
 	NID_hold_instruction_code, 0, ASN1_ITEM_ref(ASN1_OBJECT),
 	0,0,0,0,
 	0,0,
 	0,0,
 	i2r_object,0,
 	NULL
 };

 const X509V3_EXT_METHOD v3_ocsp_nonce = {
 	NID_id_pkix_OCSP_Nonce, 0, NULL,
 	ocsp_nonce_new,
 	ocsp_nonce_free,
 	d2i_ocsp_nonce,
 	i2d_ocsp_nonce,
 	0,0,
 	0,0,
 	i2r_ocsp_nonce,0,
 	NULL
 };

 const X509V3_EXT_METHOD v3_ocsp_nocheck = {
 	NID_id_pkix_OCSP_noCheck, 0, ASN1_ITEM_ref(ASN1_NULL),
 	0,0,0,0,
 	0,s2i_ocsp_nocheck,
 	0,0,
 	i2r_ocsp_nocheck,0,
 	NULL
 };

 const X509V3_EXT_METHOD v3_ocsp_serviceloc = {
 	NID_id_pkix_OCSP_serviceLocator, 0, ASN1_ITEM_ref(OCSP_SERVICELOC),
 	0,0,0,0,
 	0,0,
 	0,0,
 	i2r_ocsp_serviceloc,0,
 	NULL
 };

 static int i2r_ocsp_crlid(const X509V3_EXT_METHOD *method, void *in, BIO *bp,
 			  int ind)
 {
 	OCSP_CRLID *a = in;
 	if (a->crlUrl)
 	        {
 		if (BIO_printf(bp, "%*scrlUrl: ", ind, "") <= 0) goto err;
 		if (!ASN1_STRING_print(bp, (ASN1_STRING*)a->crlUrl)) goto err;
 		if (BIO_write(bp, "\n", 1) <= 0) goto err;
 		}
 	if (a->crlNum)
 	        {
 		if (BIO_printf(bp, "%*scrlNum: ", ind, "") <= 0) goto err;
 		if (i2a_ASN1_INTEGER(bp, a->crlNum) <= 0) goto err;
 		if (BIO_write(bp, "\n", 1) <= 0) goto err;
 		}
 	if (a->crlTime)
 	        {
 		if (BIO_printf(bp, "%*scrlTime: ", ind, "") <= 0) goto err;
 		if (!ASN1_GENERALIZEDTIME_print(bp, a->crlTime)) goto err;
 		if (BIO_write(bp, "\n", 1) <= 0) goto err;
 		}
 	return 1;
 	err:
 	return 0;
 }

 static int i2r_ocsp_acutoff(const X509V3_EXT_METHOD *method, void *cutoff,
 			    BIO *bp, int ind)
 {
 	if (BIO_printf(bp, "%*s", ind, "") <= 0) return 0;
 	if(!ASN1_GENERALIZEDTIME_print(bp, cutoff)) return 0;
 	return 1;
 }


 static int i2r_object(const X509V3_EXT_METHOD *method, void *oid, BIO *bp,
 		      int ind)
 {
 	if (BIO_printf(bp, "%*s", ind, "") <= 0) return 0;
 	if(i2a_ASN1_OBJECT(bp, oid) <= 0) return 0;
 	return 1;
 }

 /* OCSP nonce. This is needs special treatment because it doesn't have
  * an ASN1 encoding at all: it just contains arbitrary data.
  */

 static void *ocsp_nonce_new(void)
 {
 	return ASN1_OCTET_STRING_new();
 }

 static int i2d_ocsp_nonce(void *a, unsigned char **pp)
 {
 	ASN1_OCTET_STRING *os = a;
 	if(pp) {
 		memcpy(*pp, os->data, os->length);
 		*pp += os->length;
 	}
 	return os->length;
 }

 static void *d2i_ocsp_nonce(void *a, const unsigned char **pp, long length)
 {
 	ASN1_OCTET_STRING *os, **pos;
 	pos = a;
 	if(!pos || !*pos) os = ASN1_OCTET_STRING_new();
 	else os = *pos;
 	if(!ASN1_OCTET_STRING_set(os, *pp, length)) goto err;

 	*pp += length;

 	if(pos) *pos = os;
 	return os;

 	err:
 	if(os && (!pos || (*pos != os))) M_ASN1_OCTET_STRING_free(os);
 	OCSPerr(OCSP_F_D2I_OCSP_NONCE, ERR_R_MALLOC_FAILURE);
 	return NULL;
 }

 static void ocsp_nonce_free(void *a)
 {
 	M_ASN1_OCTET_STRING_free(a);
 }

 static int i2r_ocsp_nonce(const X509V3_EXT_METHOD *method, void *nonce,
 			  BIO *out, int indent)
 {
 	if(BIO_printf(out, "%*s", indent, "") <= 0) return 0;
 	if(i2a_ASN1_STRING(out, nonce, V_ASN1_OCTET_STRING) <= 0) return 0;
 	return 1;
 }

 /* Nocheck is just a single NULL. Don't print anything and always set it */

 static int i2r_ocsp_nocheck(const X509V3_EXT_METHOD *method, void *nocheck,
 			    BIO *out, int indent)
 {
 	return 1;
 }

 static void *s2i_ocsp_nocheck(const X509V3_EXT_METHOD *method, X509V3_CTX *ctx,
 			      const char *str)
 {
 	return ASN1_NULL_new();
 }

 static int i2r_ocsp_serviceloc(const X509V3_EXT_METHOD *method, void *in,
 			       BIO *bp, int ind)
         {
 	int i;
 	OCSP_SERVICELOC *a = in;
 	ACCESS_DESCRIPTION *ad;

         if (BIO_printf(bp, "%*sIssuer: ", ind, "") <= 0) goto err;
         if (X509_NAME_print_ex(bp, a->issuer, 0, XN_FLAG_ONELINE) <= 0) goto err;
 	for (i = 0; i < sk_ACCESS_DESCRIPTION_num(a->locator); i++)
 	        {
 				ad = sk_ACCESS_DESCRIPTION_value(a->locator,i);
 				if (BIO_printf(bp, "\n%*s", (2*ind), "") <= 0)
 					goto err;
 				if(i2a_ASN1_OBJECT(bp, ad->method) <= 0) goto err;
 				if(BIO_puts(bp, " - ") <= 0) goto err;
 				if(GENERAL_NAME_print(bp, ad->location) <= 0) goto err;
 		}
 	return 1;
 err:
 	return 0;
 	}
 #endif
	/* v3_ocsp.c */
	/* Written by Dr Stephen N Henson (steve@openssl.org) 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).
	*
	*/

	#ifndef OPENSSL_NO_OCSP

	#include <stdio.h>
	#include "cryptlib.h"
	#include <openssl/conf.h>
	#include <openssl/asn1.h>
	#include <openssl/ocsp.h>
	#include <openssl/x509v3.h>

	/* OCSP extensions and a couple of CRL entry extensions
	*/

	static int i2r_ocsp_crlid(const X509V3_EXT_METHOD method, void nonce,
	BIO *out, int indent);
	static int i2r_ocsp_acutoff(const X509V3_EXT_METHOD method, void nonce,
	BIO *out, int indent);
	static int i2r_object(const X509V3_EXT_METHOD method, void obj, BIO *out,
	int indent);

	static void *ocsp_nonce_new(void);
	static int i2d_ocsp_nonce(void a, unsigned char *pp);
	static void d2i_ocsp_nonce(void a, const unsigned char **pp, long length);
	static void ocsp_nonce_free(void *a);
	static int i2r_ocsp_nonce(const X509V3_EXT_METHOD method, void nonce,
	BIO *out, int indent);

	static int i2r_ocsp_nocheck(const X509V3_EXT_METHOD *method,
	void nocheck, BIO out, int indent);
	static void s2i_ocsp_nocheck(const X509V3_EXT_METHOD method, X509V3_CTX *ctx,
	const char *str);
	static int i2r_ocsp_serviceloc(const X509V3_EXT_METHOD method, void in,
	BIO *bp, int ind);

	const X509V3_EXT_METHOD v3_ocsp_crlid = {
	NID_id_pkix_OCSP_CrlID, 0, ASN1_ITEM_ref(OCSP_CRLID),
	0,0,0,0,
	0,0,
	0,0,
	i2r_ocsp_crlid,0,
	NULL
	};

	const X509V3_EXT_METHOD v3_ocsp_acutoff = {
	NID_id_pkix_OCSP_archiveCutoff, 0, ASN1_ITEM_ref(ASN1_GENERALIZEDTIME),
	0,0,0,0,
	0,0,
	0,0,
	i2r_ocsp_acutoff,0,
	NULL
	};

	const X509V3_EXT_METHOD v3_crl_invdate = {
	NID_invalidity_date, 0, ASN1_ITEM_ref(ASN1_GENERALIZEDTIME),
	0,0,0,0,
	0,0,
	0,0,
	i2r_ocsp_acutoff,0,
	NULL
	};

	const X509V3_EXT_METHOD v3_crl_hold = {
	NID_hold_instruction_code, 0, ASN1_ITEM_ref(ASN1_OBJECT),
	0,0,0,0,
	0,0,
	0,0,
	i2r_object,0,
	NULL
	};

	const X509V3_EXT_METHOD v3_ocsp_nonce = {
	NID_id_pkix_OCSP_Nonce, 0, NULL,
	ocsp_nonce_new,
	ocsp_nonce_free,
	d2i_ocsp_nonce,
	i2d_ocsp_nonce,
	0,0,
	0,0,
	i2r_ocsp_nonce,0,
	NULL
	};

	const X509V3_EXT_METHOD v3_ocsp_nocheck = {
	NID_id_pkix_OCSP_noCheck, 0, ASN1_ITEM_ref(ASN1_NULL),
	0,0,0,0,
	0,s2i_ocsp_nocheck,
	0,0,
	i2r_ocsp_nocheck,0,
	NULL
	};

	const X509V3_EXT_METHOD v3_ocsp_serviceloc = {
	NID_id_pkix_OCSP_serviceLocator, 0, ASN1_ITEM_ref(OCSP_SERVICELOC),
	0,0,0,0,
	0,0,
	0,0,
	i2r_ocsp_serviceloc,0,
	NULL
	};

	static int i2r_ocsp_crlid(const X509V3_EXT_METHOD method, void in, BIO *bp,
	int ind)
	{
	OCSP_CRLID *a = in;
	if (a->crlUrl)
	{
	if (BIO_printf(bp, "%*scrlUrl: ", ind, "") <= 0) goto err;
	if (!ASN1_STRING_print(bp, (ASN1_STRING*)a->crlUrl)) goto err;
	if (BIO_write(bp, "\n", 1) <= 0) goto err;
	}
	if (a->crlNum)
	{
	if (BIO_printf(bp, "%*scrlNum: ", ind, "") <= 0) goto err;
	if (i2a_ASN1_INTEGER(bp, a->crlNum) <= 0) goto err;
	if (BIO_write(bp, "\n", 1) <= 0) goto err;
	}
	if (a->crlTime)
	{
	if (BIO_printf(bp, "%*scrlTime: ", ind, "") <= 0) goto err;
	if (!ASN1_GENERALIZEDTIME_print(bp, a->crlTime)) goto err;
	if (BIO_write(bp, "\n", 1) <= 0) goto err;
	}
	return 1;
	err:
	return 0;
	}

	static int i2r_ocsp_acutoff(const X509V3_EXT_METHOD method, void cutoff,
	BIO *bp, int ind)
	{
	if (BIO_printf(bp, "%*s", ind, "") <= 0) return 0;
	if(!ASN1_GENERALIZEDTIME_print(bp, cutoff)) return 0;
	return 1;
	}


	static int i2r_object(const X509V3_EXT_METHOD method, void oid, BIO *bp,
	int ind)
	{
	if (BIO_printf(bp, "%*s", ind, "") <= 0) return 0;
	if(i2a_ASN1_OBJECT(bp, oid) <= 0) return 0;
	return 1;
	}

	/* OCSP nonce. This is needs special treatment because it doesn't have
	* an ASN1 encoding at all: it just contains arbitrary data.
	*/

	static void *ocsp_nonce_new(void)
	{
	return ASN1_OCTET_STRING_new();
	}

	static int i2d_ocsp_nonce(void a, unsigned char *pp)
	{
	ASN1_OCTET_STRING *os = a;
	if(pp) {
	memcpy(*pp, os->data, os->length);
	*pp += os->length;
	}
	return os->length;
	}

	static void d2i_ocsp_nonce(void a, const unsigned char **pp, long length)
	{
	ASN1_OCTET_STRING os, *pos;
	pos = a;
	if(!pos \|\| !*pos) os = ASN1_OCTET_STRING_new();
	else os = *pos;
	if(!ASN1_OCTET_STRING_set(os, *pp, length)) goto err;

	*pp += length;

	if(pos) *pos = os;
	return os;

	err:
	if(os && (!pos \|\| (*pos != os))) M_ASN1_OCTET_STRING_free(os);
	OCSPerr(OCSP_F_D2I_OCSP_NONCE, ERR_R_MALLOC_FAILURE);
	return NULL;
	}

	static void ocsp_nonce_free(void *a)
	{
	M_ASN1_OCTET_STRING_free(a);
	}

	static int i2r_ocsp_nonce(const X509V3_EXT_METHOD method, void nonce,
	BIO *out, int indent)
	{
	if(BIO_printf(out, "%*s", indent, "") <= 0) return 0;
	if(i2a_ASN1_STRING(out, nonce, V_ASN1_OCTET_STRING) <= 0) return 0;
	return 1;
	}

	/* Nocheck is just a single NULL. Don't print anything and always set it */

	static int i2r_ocsp_nocheck(const X509V3_EXT_METHOD method, void nocheck,
	BIO *out, int indent)
	{
	return 1;
	}

	static void s2i_ocsp_nocheck(const X509V3_EXT_METHOD method, X509V3_CTX *ctx,
	const char *str)
	{
	return ASN1_NULL_new();
	}

	static int i2r_ocsp_serviceloc(const X509V3_EXT_METHOD method, void in,
	BIO *bp, int ind)
	{
	int i;
	OCSP_SERVICELOC *a = in;
	ACCESS_DESCRIPTION *ad;

	if (BIO_printf(bp, "%*sIssuer: ", ind, "") <= 0) goto err;
	if (X509_NAME_print_ex(bp, a->issuer, 0, XN_FLAG_ONELINE) <= 0) goto err;
	for (i = 0; i < sk_ACCESS_DESCRIPTION_num(a->locator); i++)
	{
	ad = sk_ACCESS_DESCRIPTION_value(a->locator,i);
	if (BIO_printf(bp, "\n%s", (2ind), "") <= 0)
	goto err;
	if(i2a_ASN1_OBJECT(bp, ad->method) <= 0) goto err;
	if(BIO_puts(bp, " - ") <= 0) goto err;
	if(GENERAL_NAME_print(bp, ad->location) <= 0) goto err;
	}
	return 1;
	err:
	return 0;
	}
	#endif