Commit f80153e2 authored by Dr. Stephen Henson's avatar Dr. Stephen Henson
Browse files

Support for policy constraints.

parent 33b34a9d
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+3 −0
Original line number Diff line number Diff line
@@ -4,6 +4,9 @@

 Changes between 0.9.7a and 0.9.8  [xx XXX xxxx]

  *) Support for policyConstraints certificate extension.
     [Steve Henson]

  *) Support for policyMappings certificate extension.
     [Steve Henson]

+2 −2
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@@ -26,11 +26,11 @@ LIB=$(TOP)/libcrypto.a
LIBSRC=	v3_bcons.c v3_bitst.c v3_conf.c v3_extku.c v3_ia5.c v3_lib.c \
v3_prn.c v3_utl.c v3err.c v3_genn.c v3_alt.c v3_skey.c v3_akey.c v3_pku.c \
v3_int.c v3_enum.c v3_sxnet.c v3_cpols.c v3_crld.c v3_purp.c v3_info.c \
v3_ocsp.c v3_akeya.c v3_pmaps.c
v3_ocsp.c v3_akeya.c v3_pmaps.c v3_pcons.c
LIBOBJ= v3_bcons.o v3_bitst.o v3_conf.o v3_extku.o v3_ia5.o v3_lib.o \
v3_prn.o v3_utl.o v3err.o v3_genn.o v3_alt.o v3_skey.o v3_akey.o v3_pku.o \
v3_int.o v3_enum.o v3_sxnet.o v3_cpols.o v3_crld.o v3_purp.o v3_info.o \
v3_ocsp.o v3_akeya.o v3_pmaps.o
v3_ocsp.o v3_akeya.o v3_pmaps.o v3_pcons.o

SRC= $(LIBSRC)

+2 −1
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@@ -64,7 +64,7 @@ extern X509V3_EXT_METHOD v3_crl_num, v3_crl_reason, v3_crl_invdate, v3_cpols, v3
extern X509V3_EXT_METHOD v3_ocsp_nonce, v3_ocsp_accresp, v3_ocsp_acutoff;
extern X509V3_EXT_METHOD v3_ocsp_crlid, v3_ocsp_nocheck, v3_ocsp_serviceloc;
extern X509V3_EXT_METHOD v3_crl_hold;
extern X509V3_EXT_METHOD v3_policy_mappings;
extern X509V3_EXT_METHOD v3_policy_mappings, v3_policy_constraints;

/* This table will be searched using OBJ_bsearch so it *must* kept in
 * order of the ext_nid values.
@@ -105,6 +105,7 @@ static X509V3_EXT_METHOD *standard_exts[] = {
&v3_ocsp_serviceloc,
#endif
&v3_sinfo,
&v3_policy_constraints,
#ifndef OPENSSL_NO_OCSP
&v3_crl_hold,
#endif
+1 −1
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@@ -134,7 +134,7 @@ static X509_EXTENSION *do_ext_nconf(CONF *conf, X509V3_CTX *ctx, int ext_nid,
		{
		if(*value == '@') nval = NCONF_get_section(conf, value + 1);
		else nval = X509V3_parse_list(value);
		if(!nval)
		if(sk_CONF_VALUE_num(nval) <= 0)
			{
			X509V3err(X509V3_F_X509V3_EXT_CONF,X509V3_R_INVALID_EXTENSION_STRING);
			ERR_add_error_data(4, "name=", OBJ_nid2sn(ext_nid), ",section=", value);
+136 −0
Original line number Diff line number Diff line
/* v3_pcons.c */
/* Written by Dr Stephen N Henson (shenson@bigfoot.com) for the OpenSSL
 * project.
 */
/* ====================================================================
 * Copyright (c) 2003 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/asn1.h>
#include <openssl/asn1t.h>
#include <openssl/conf.h>
#include <openssl/x509v3.h>

static STACK_OF(CONF_VALUE) *i2v_POLICY_CONSTRAINTS(X509V3_EXT_METHOD *method,
				void *bcons, STACK_OF(CONF_VALUE) *extlist);
static void *v2i_POLICY_CONSTRAINTS(X509V3_EXT_METHOD *method,
				X509V3_CTX *ctx, STACK_OF(CONF_VALUE) *values);

X509V3_EXT_METHOD v3_policy_constraints = {
NID_policy_constraints, 0,
ASN1_ITEM_ref(POLICY_CONSTRAINTS),
0,0,0,0,
0,0,
i2v_POLICY_CONSTRAINTS,
v2i_POLICY_CONSTRAINTS,
NULL,NULL,
NULL
};

ASN1_SEQUENCE(POLICY_CONSTRAINTS) = {
	ASN1_OPT(POLICY_CONSTRAINTS, requireExplicitPolicy, ASN1_INTEGER),
	ASN1_OPT(POLICY_CONSTRAINTS, inhibitPolicyMapping, ASN1_INTEGER)
} ASN1_SEQUENCE_END(POLICY_CONSTRAINTS)

IMPLEMENT_ASN1_ALLOC_FUNCTIONS(POLICY_CONSTRAINTS)


static STACK_OF(CONF_VALUE) *i2v_POLICY_CONSTRAINTS(X509V3_EXT_METHOD *method,
	     void *a, STACK_OF(CONF_VALUE) *extlist)
{
	POLICY_CONSTRAINTS *pcons = a;
	X509V3_add_value_int("Require Explicit Policy",
			pcons->requireExplicitPolicy, &extlist);
	X509V3_add_value_int("Inhibit Policy Mapping",
			pcons->inhibitPolicyMapping, &extlist);
	return extlist;
}

static void *v2i_POLICY_CONSTRAINTS(X509V3_EXT_METHOD *method,
	     X509V3_CTX *ctx, STACK_OF(CONF_VALUE) *values)
{
	POLICY_CONSTRAINTS *pcons=NULL;
	CONF_VALUE *val;
	int i;
	if(!(pcons = POLICY_CONSTRAINTS_new())) {
		X509V3err(X509V3_F_V2I_POLICY_CONSTRAINTS, ERR_R_MALLOC_FAILURE);
		return NULL;
	}
	for(i = 0; i < sk_CONF_VALUE_num(values); i++) {
		val = sk_CONF_VALUE_value(values, i);
		if(!strcmp(val->name, "requireExplicitPolicy")) {
			if(!X509V3_get_value_int(val,
				&pcons->requireExplicitPolicy)) goto err;
		} else if(!strcmp(val->name, "inhibitPolicyMapping")) {
			if(!X509V3_get_value_int(val,
				&pcons->inhibitPolicyMapping)) goto err;
		} else {
			X509V3err(X509V3_F_V2I_POLICY_CONSTRAINTS, X509V3_R_INVALID_NAME);
			X509V3_conf_err(val);
			goto err;
		}
	}
	if (!pcons->inhibitPolicyMapping && !pcons->requireExplicitPolicy) {
		X509V3err(X509V3_F_V2I_POLICY_CONSTRAINTS, X509V3_R_ILLEGAL_EMPTY_EXTENSION);
		goto err;
	}

	return pcons;
	err:
	POLICY_CONSTRAINTS_free(pcons);
	return NULL;
}
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