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457 lines
14 KiB
457 lines
14 KiB
/* v3_cpols.c */
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/* Written by Dr Stephen N Henson (steve@openssl.org) for the OpenSSL
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* project 1999.
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*/
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/* ====================================================================
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* Copyright (c) 1999-2004 The OpenSSL Project. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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*
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in
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* the documentation and/or other materials provided with the
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* distribution.
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*
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* 3. All advertising materials mentioning features or use of this
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* software must display the following acknowledgment:
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* "This product includes software developed by the OpenSSL Project
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* for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)"
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*
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* 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
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* endorse or promote products derived from this software without
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* prior written permission. For written permission, please contact
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* licensing@OpenSSL.org.
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*
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* 5. Products derived from this software may not be called "OpenSSL"
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* nor may "OpenSSL" appear in their names without prior written
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* permission of the OpenSSL Project.
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*
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* 6. Redistributions of any form whatsoever must retain the following
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* acknowledgment:
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* "This product includes software developed by the OpenSSL Project
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* for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)"
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*
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* THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
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* EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR
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* ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
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* STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
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* OF THE POSSIBILITY OF SUCH DAMAGE.
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* ====================================================================
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*
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* This product includes cryptographic software written by Eric Young
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* (eay@cryptsoft.com). This product includes software written by Tim
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* Hudson (tjh@cryptsoft.com).
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*
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*/
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#include <stdio.h>
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#include "cryptlib.h"
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#include <openssl/conf.h>
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#include <openssl/asn1.h>
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#include <openssl/asn1t.h>
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#include <openssl/x509v3.h>
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#include "pcy_int.h"
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/* Certificate policies extension support: this one is a bit complex... */
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static int i2r_certpol(X509V3_EXT_METHOD *method, STACK_OF(POLICYINFO) *pol, BIO *out, int indent);
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static STACK_OF(POLICYINFO) *r2i_certpol(X509V3_EXT_METHOD *method, X509V3_CTX *ctx, char *value);
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static void print_qualifiers(BIO *out, STACK_OF(POLICYQUALINFO) *quals, int indent);
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static void print_notice(BIO *out, USERNOTICE *notice, int indent);
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static POLICYINFO *policy_section(X509V3_CTX *ctx,
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STACK_OF(CONF_VALUE) *polstrs, int ia5org);
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static POLICYQUALINFO *notice_section(X509V3_CTX *ctx,
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STACK_OF(CONF_VALUE) *unot, int ia5org);
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static int nref_nos(STACK_OF(ASN1_INTEGER) *nnums, STACK_OF(CONF_VALUE) *nos);
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const X509V3_EXT_METHOD v3_cpols = {
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NID_certificate_policies, 0,ASN1_ITEM_ref(CERTIFICATEPOLICIES),
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0,0,0,0,
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0,0,
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0,0,
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(X509V3_EXT_I2R)i2r_certpol,
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(X509V3_EXT_R2I)r2i_certpol,
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NULL
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};
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ASN1_ITEM_TEMPLATE(CERTIFICATEPOLICIES) =
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ASN1_EX_TEMPLATE_TYPE(ASN1_TFLG_SEQUENCE_OF, 0, CERTIFICATEPOLICIES, POLICYINFO)
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ASN1_ITEM_TEMPLATE_END(CERTIFICATEPOLICIES)
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IMPLEMENT_ASN1_FUNCTIONS(CERTIFICATEPOLICIES)
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ASN1_SEQUENCE(POLICYINFO) = {
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ASN1_SIMPLE(POLICYINFO, policyid, ASN1_OBJECT),
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ASN1_SEQUENCE_OF_OPT(POLICYINFO, qualifiers, POLICYQUALINFO)
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} ASN1_SEQUENCE_END(POLICYINFO)
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IMPLEMENT_ASN1_FUNCTIONS(POLICYINFO)
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ASN1_ADB_TEMPLATE(policydefault) = ASN1_SIMPLE(POLICYQUALINFO, d.other, ASN1_ANY);
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ASN1_ADB(POLICYQUALINFO) = {
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ADB_ENTRY(NID_id_qt_cps, ASN1_SIMPLE(POLICYQUALINFO, d.cpsuri, ASN1_IA5STRING)),
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ADB_ENTRY(NID_id_qt_unotice, ASN1_SIMPLE(POLICYQUALINFO, d.usernotice, USERNOTICE))
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} ASN1_ADB_END(POLICYQUALINFO, 0, pqualid, 0, &policydefault_tt, NULL);
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ASN1_SEQUENCE(POLICYQUALINFO) = {
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ASN1_SIMPLE(POLICYQUALINFO, pqualid, ASN1_OBJECT),
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ASN1_ADB_OBJECT(POLICYQUALINFO)
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} ASN1_SEQUENCE_END(POLICYQUALINFO)
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IMPLEMENT_ASN1_FUNCTIONS(POLICYQUALINFO)
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ASN1_SEQUENCE(USERNOTICE) = {
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ASN1_OPT(USERNOTICE, noticeref, NOTICEREF),
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ASN1_OPT(USERNOTICE, exptext, DISPLAYTEXT)
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} ASN1_SEQUENCE_END(USERNOTICE)
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IMPLEMENT_ASN1_FUNCTIONS(USERNOTICE)
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ASN1_SEQUENCE(NOTICEREF) = {
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ASN1_SIMPLE(NOTICEREF, organization, DISPLAYTEXT),
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ASN1_SEQUENCE_OF(NOTICEREF, noticenos, ASN1_INTEGER)
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} ASN1_SEQUENCE_END(NOTICEREF)
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IMPLEMENT_ASN1_FUNCTIONS(NOTICEREF)
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static STACK_OF(POLICYINFO) *r2i_certpol(X509V3_EXT_METHOD *method,
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X509V3_CTX *ctx, char *value)
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{
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STACK_OF(POLICYINFO) *pols = NULL;
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char *pstr;
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POLICYINFO *pol;
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ASN1_OBJECT *pobj;
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STACK_OF(CONF_VALUE) *vals;
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CONF_VALUE *cnf;
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int i, ia5org;
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pols = sk_POLICYINFO_new_null();
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if (pols == NULL) {
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X509V3err(X509V3_F_R2I_CERTPOL, ERR_R_MALLOC_FAILURE);
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return NULL;
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}
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vals = X509V3_parse_list(value);
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if (vals == NULL) {
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X509V3err(X509V3_F_R2I_CERTPOL, ERR_R_X509V3_LIB);
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goto err;
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}
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ia5org = 0;
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for(i = 0; i < sk_CONF_VALUE_num(vals); i++) {
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cnf = sk_CONF_VALUE_value(vals, i);
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if(cnf->value || !cnf->name ) {
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X509V3err(X509V3_F_R2I_CERTPOL,X509V3_R_INVALID_POLICY_IDENTIFIER);
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X509V3_conf_err(cnf);
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goto err;
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}
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pstr = cnf->name;
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if(!strcmp(pstr,"ia5org")) {
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ia5org = 1;
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continue;
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} else if(*pstr == '@') {
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STACK_OF(CONF_VALUE) *polsect;
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polsect = X509V3_get_section(ctx, pstr + 1);
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if(!polsect) {
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X509V3err(X509V3_F_R2I_CERTPOL,X509V3_R_INVALID_SECTION);
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X509V3_conf_err(cnf);
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goto err;
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}
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pol = policy_section(ctx, polsect, ia5org);
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X509V3_section_free(ctx, polsect);
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if(!pol) goto err;
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} else {
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if(!(pobj = OBJ_txt2obj(cnf->name, 0))) {
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X509V3err(X509V3_F_R2I_CERTPOL,X509V3_R_INVALID_OBJECT_IDENTIFIER);
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X509V3_conf_err(cnf);
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goto err;
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}
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pol = POLICYINFO_new();
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pol->policyid = pobj;
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}
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if (!sk_POLICYINFO_push(pols, pol)){
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POLICYINFO_free(pol);
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X509V3err(X509V3_F_R2I_CERTPOL, ERR_R_MALLOC_FAILURE);
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goto err;
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}
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}
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sk_CONF_VALUE_pop_free(vals, X509V3_conf_free);
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return pols;
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err:
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sk_CONF_VALUE_pop_free(vals, X509V3_conf_free);
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sk_POLICYINFO_pop_free(pols, POLICYINFO_free);
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return NULL;
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}
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static POLICYINFO *policy_section(X509V3_CTX *ctx,
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STACK_OF(CONF_VALUE) *polstrs, int ia5org)
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{
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int i;
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CONF_VALUE *cnf;
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POLICYINFO *pol;
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POLICYQUALINFO *qual;
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if(!(pol = POLICYINFO_new())) goto merr;
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for(i = 0; i < sk_CONF_VALUE_num(polstrs); i++) {
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cnf = sk_CONF_VALUE_value(polstrs, i);
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if(!strcmp(cnf->name, "policyIdentifier")) {
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ASN1_OBJECT *pobj;
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if(!(pobj = OBJ_txt2obj(cnf->value, 0))) {
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X509V3err(X509V3_F_POLICY_SECTION,X509V3_R_INVALID_OBJECT_IDENTIFIER);
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X509V3_conf_err(cnf);
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goto err;
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}
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pol->policyid = pobj;
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} else if(!name_cmp(cnf->name, "CPS")) {
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if(!pol->qualifiers) pol->qualifiers =
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sk_POLICYQUALINFO_new_null();
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if(!(qual = POLICYQUALINFO_new())) goto merr;
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if(!sk_POLICYQUALINFO_push(pol->qualifiers, qual))
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goto merr;
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qual->pqualid = OBJ_nid2obj(NID_id_qt_cps);
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qual->d.cpsuri = M_ASN1_IA5STRING_new();
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if(!ASN1_STRING_set(qual->d.cpsuri, cnf->value,
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strlen(cnf->value))) goto merr;
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} else if(!name_cmp(cnf->name, "userNotice")) {
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STACK_OF(CONF_VALUE) *unot;
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if(*cnf->value != '@') {
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X509V3err(X509V3_F_POLICY_SECTION,X509V3_R_EXPECTED_A_SECTION_NAME);
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X509V3_conf_err(cnf);
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goto err;
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}
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unot = X509V3_get_section(ctx, cnf->value + 1);
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if(!unot) {
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X509V3err(X509V3_F_POLICY_SECTION,X509V3_R_INVALID_SECTION);
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X509V3_conf_err(cnf);
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goto err;
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}
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qual = notice_section(ctx, unot, ia5org);
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X509V3_section_free(ctx, unot);
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if(!qual) goto err;
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if(!pol->qualifiers) pol->qualifiers =
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sk_POLICYQUALINFO_new_null();
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if(!sk_POLICYQUALINFO_push(pol->qualifiers, qual))
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goto merr;
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} else {
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X509V3err(X509V3_F_POLICY_SECTION,X509V3_R_INVALID_OPTION);
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X509V3_conf_err(cnf);
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goto err;
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}
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}
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if(!pol->policyid) {
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X509V3err(X509V3_F_POLICY_SECTION,X509V3_R_NO_POLICY_IDENTIFIER);
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goto err;
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}
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return pol;
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merr:
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X509V3err(X509V3_F_POLICY_SECTION,ERR_R_MALLOC_FAILURE);
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err:
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POLICYINFO_free(pol);
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return NULL;
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}
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static POLICYQUALINFO *notice_section(X509V3_CTX *ctx,
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STACK_OF(CONF_VALUE) *unot, int ia5org)
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{
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int i, ret;
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CONF_VALUE *cnf;
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USERNOTICE *not;
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POLICYQUALINFO *qual;
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if(!(qual = POLICYQUALINFO_new())) goto merr;
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qual->pqualid = OBJ_nid2obj(NID_id_qt_unotice);
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if(!(not = USERNOTICE_new())) goto merr;
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qual->d.usernotice = not;
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for(i = 0; i < sk_CONF_VALUE_num(unot); i++) {
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cnf = sk_CONF_VALUE_value(unot, i);
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if(!strcmp(cnf->name, "explicitText")) {
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not->exptext = M_ASN1_VISIBLESTRING_new();
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if(!ASN1_STRING_set(not->exptext, cnf->value,
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strlen(cnf->value))) goto merr;
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} else if(!strcmp(cnf->name, "organization")) {
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NOTICEREF *nref;
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if(!not->noticeref) {
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if(!(nref = NOTICEREF_new())) goto merr;
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not->noticeref = nref;
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} else nref = not->noticeref;
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if(ia5org) nref->organization->type = V_ASN1_IA5STRING;
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else nref->organization->type = V_ASN1_VISIBLESTRING;
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if(!ASN1_STRING_set(nref->organization, cnf->value,
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strlen(cnf->value))) goto merr;
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} else if(!strcmp(cnf->name, "noticeNumbers")) {
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NOTICEREF *nref;
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STACK_OF(CONF_VALUE) *nos;
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if(!not->noticeref) {
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if(!(nref = NOTICEREF_new())) goto merr;
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not->noticeref = nref;
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} else nref = not->noticeref;
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nos = X509V3_parse_list(cnf->value);
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if(!nos || !sk_CONF_VALUE_num(nos)) {
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X509V3err(X509V3_F_NOTICE_SECTION,X509V3_R_INVALID_NUMBERS);
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X509V3_conf_err(cnf);
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goto err;
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}
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ret = nref_nos(nref->noticenos, nos);
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sk_CONF_VALUE_pop_free(nos, X509V3_conf_free);
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if (!ret)
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goto err;
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} else {
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X509V3err(X509V3_F_NOTICE_SECTION,X509V3_R_INVALID_OPTION);
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X509V3_conf_err(cnf);
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goto err;
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}
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}
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if(not->noticeref &&
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(!not->noticeref->noticenos || !not->noticeref->organization)) {
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X509V3err(X509V3_F_NOTICE_SECTION,X509V3_R_NEED_ORGANIZATION_AND_NUMBERS);
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goto err;
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}
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return qual;
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merr:
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X509V3err(X509V3_F_NOTICE_SECTION,ERR_R_MALLOC_FAILURE);
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err:
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POLICYQUALINFO_free(qual);
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return NULL;
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}
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static int nref_nos(STACK_OF(ASN1_INTEGER) *nnums, STACK_OF(CONF_VALUE) *nos)
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{
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CONF_VALUE *cnf;
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ASN1_INTEGER *aint;
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int i;
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for(i = 0; i < sk_CONF_VALUE_num(nos); i++) {
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cnf = sk_CONF_VALUE_value(nos, i);
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if(!(aint = s2i_ASN1_INTEGER(NULL, cnf->name))) {
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X509V3err(X509V3_F_NREF_NOS,X509V3_R_INVALID_NUMBER);
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goto err;
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}
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if(!sk_ASN1_INTEGER_push(nnums, aint)) goto merr;
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}
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return 1;
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merr:
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X509V3err(X509V3_F_NREF_NOS,ERR_R_MALLOC_FAILURE);
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err:
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sk_ASN1_INTEGER_pop_free(nnums, ASN1_STRING_free);
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return 0;
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}
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|
|
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static int i2r_certpol(X509V3_EXT_METHOD *method, STACK_OF(POLICYINFO) *pol,
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BIO *out, int indent)
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{
|
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int i;
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POLICYINFO *pinfo;
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/* First print out the policy OIDs */
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for(i = 0; i < sk_POLICYINFO_num(pol); i++) {
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pinfo = sk_POLICYINFO_value(pol, i);
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BIO_printf(out, "%*sPolicy: ", indent, "");
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i2a_ASN1_OBJECT(out, pinfo->policyid);
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BIO_puts(out, "\n");
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if(pinfo->qualifiers)
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print_qualifiers(out, pinfo->qualifiers, indent + 2);
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}
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return 1;
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}
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|
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static void print_qualifiers(BIO *out, STACK_OF(POLICYQUALINFO) *quals,
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int indent)
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{
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POLICYQUALINFO *qualinfo;
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int i;
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for(i = 0; i < sk_POLICYQUALINFO_num(quals); i++) {
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qualinfo = sk_POLICYQUALINFO_value(quals, i);
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switch(OBJ_obj2nid(qualinfo->pqualid))
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{
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case NID_id_qt_cps:
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BIO_printf(out, "%*sCPS: %s\n", indent, "",
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qualinfo->d.cpsuri->data);
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break;
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case NID_id_qt_unotice:
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BIO_printf(out, "%*sUser Notice:\n", indent, "");
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print_notice(out, qualinfo->d.usernotice, indent + 2);
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break;
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default:
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BIO_printf(out, "%*sUnknown Qualifier: ",
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indent + 2, "");
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i2a_ASN1_OBJECT(out, qualinfo->pqualid);
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BIO_puts(out, "\n");
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break;
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}
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}
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}
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static void print_notice(BIO *out, USERNOTICE *notice, int indent)
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{
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int i;
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if(notice->noticeref) {
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NOTICEREF *ref;
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ref = notice->noticeref;
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BIO_printf(out, "%*sOrganization: %s\n", indent, "",
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ref->organization->data);
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BIO_printf(out, "%*sNumber%s: ", indent, "",
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sk_ASN1_INTEGER_num(ref->noticenos) > 1 ? "s" : "");
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for(i = 0; i < sk_ASN1_INTEGER_num(ref->noticenos); i++) {
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ASN1_INTEGER *num;
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char *tmp;
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num = sk_ASN1_INTEGER_value(ref->noticenos, i);
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if(i) BIO_puts(out, ", ");
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tmp = i2s_ASN1_INTEGER(NULL, num);
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BIO_puts(out, tmp);
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OPENSSL_free(tmp);
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}
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BIO_puts(out, "\n");
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}
|
|
if(notice->exptext)
|
|
BIO_printf(out, "%*sExplicit Text: %s\n", indent, "",
|
|
notice->exptext->data);
|
|
}
|
|
|
|
void X509_POLICY_NODE_print(BIO *out, X509_POLICY_NODE *node, int indent)
|
|
{
|
|
const X509_POLICY_DATA *dat = node->data;
|
|
|
|
BIO_printf(out, "%*sPolicy: ", indent, "");
|
|
|
|
i2a_ASN1_OBJECT(out, dat->valid_policy);
|
|
BIO_puts(out, "\n");
|
|
BIO_printf(out, "%*s%s\n", indent + 2, "",
|
|
node_data_critical(dat) ? "Critical" : "Non Critical");
|
|
if (dat->qualifier_set)
|
|
print_qualifiers(out, dat->qualifier_set, indent + 2);
|
|
else
|
|
BIO_printf(out, "%*sNo Qualifiers\n", indent + 2, "");
|
|
}
|
|
|
|
|
|
IMPLEMENT_STACK_OF(X509_POLICY_NODE)
|
|
IMPLEMENT_STACK_OF(X509_POLICY_DATA)
|
|
|
|
|