v3_cpols.c
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- /* v3_cpols.c */
- /* Written by Dr Stephen N Henson (shenson@bigfoot.com) for the OpenSSL
- * project 1999.
- */
- /* ====================================================================
- * Copyright (c) 1999-2004 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/conf.h>
- #include <openssl/asn1.h>
- #include <openssl/asn1t.h>
- #include <openssl/x509v3.h>
- #include "pcy_int.h"
- /* Certificate policies extension support: this one is a bit complex... */
- static int i2r_certpol(X509V3_EXT_METHOD *method, STACK_OF(POLICYINFO) *pol, BIO *out, int indent);
- static STACK_OF(POLICYINFO) *r2i_certpol(X509V3_EXT_METHOD *method, X509V3_CTX *ctx, char *value);
- static void print_qualifiers(BIO *out, STACK_OF(POLICYQUALINFO) *quals, int indent);
- static void print_notice(BIO *out, USERNOTICE *notice, int indent);
- static POLICYINFO *policy_section(X509V3_CTX *ctx,
- STACK_OF(CONF_VALUE) *polstrs, int ia5org);
- static POLICYQUALINFO *notice_section(X509V3_CTX *ctx,
- STACK_OF(CONF_VALUE) *unot, int ia5org);
- static int nref_nos(STACK_OF(ASN1_INTEGER) *nnums, STACK_OF(CONF_VALUE) *nos);
- X509V3_EXT_METHOD v3_cpols = {
- NID_certificate_policies, 0,ASN1_ITEM_ref(CERTIFICATEPOLICIES),
- 0,0,0,0,
- 0,0,
- 0,0,
- (X509V3_EXT_I2R)i2r_certpol,
- (X509V3_EXT_R2I)r2i_certpol,
- NULL
- };
- ASN1_ITEM_TEMPLATE(CERTIFICATEPOLICIES) =
- ASN1_EX_TEMPLATE_TYPE(ASN1_TFLG_SEQUENCE_OF, 0, CERTIFICATEPOLICIES, POLICYINFO)
- ASN1_ITEM_TEMPLATE_END(CERTIFICATEPOLICIES)
- IMPLEMENT_ASN1_FUNCTIONS(CERTIFICATEPOLICIES)
- ASN1_SEQUENCE(POLICYINFO) = {
- ASN1_SIMPLE(POLICYINFO, policyid, ASN1_OBJECT),
- ASN1_SEQUENCE_OF_OPT(POLICYINFO, qualifiers, POLICYQUALINFO)
- } ASN1_SEQUENCE_END(POLICYINFO)
- IMPLEMENT_ASN1_FUNCTIONS(POLICYINFO)
- ASN1_ADB_TEMPLATE(policydefault) = ASN1_SIMPLE(POLICYQUALINFO, d.other, ASN1_ANY);
- ASN1_ADB(POLICYQUALINFO) = {
- ADB_ENTRY(NID_id_qt_cps, ASN1_SIMPLE(POLICYQUALINFO, d.cpsuri, ASN1_IA5STRING)),
- ADB_ENTRY(NID_id_qt_unotice, ASN1_SIMPLE(POLICYQUALINFO, d.usernotice, USERNOTICE))
- } ASN1_ADB_END(POLICYQUALINFO, 0, pqualid, 0, &policydefault_tt, NULL);
- ASN1_SEQUENCE(POLICYQUALINFO) = {
- ASN1_SIMPLE(POLICYQUALINFO, pqualid, ASN1_OBJECT),
- ASN1_ADB_OBJECT(POLICYQUALINFO)
- } ASN1_SEQUENCE_END(POLICYQUALINFO)
- IMPLEMENT_ASN1_FUNCTIONS(POLICYQUALINFO)
- ASN1_SEQUENCE(USERNOTICE) = {
- ASN1_OPT(USERNOTICE, noticeref, NOTICEREF),
- ASN1_OPT(USERNOTICE, exptext, DISPLAYTEXT)
- } ASN1_SEQUENCE_END(USERNOTICE)
- IMPLEMENT_ASN1_FUNCTIONS(USERNOTICE)
- ASN1_SEQUENCE(NOTICEREF) = {
- ASN1_SIMPLE(NOTICEREF, organization, DISPLAYTEXT),
- ASN1_SEQUENCE_OF(NOTICEREF, noticenos, ASN1_INTEGER)
- } ASN1_SEQUENCE_END(NOTICEREF)
- IMPLEMENT_ASN1_FUNCTIONS(NOTICEREF)
- static STACK_OF(POLICYINFO) *r2i_certpol(X509V3_EXT_METHOD *method,
- X509V3_CTX *ctx, char *value)
- {
- STACK_OF(POLICYINFO) *pols = NULL;
- char *pstr;
- POLICYINFO *pol;
- ASN1_OBJECT *pobj;
- STACK_OF(CONF_VALUE) *vals;
- CONF_VALUE *cnf;
- int i, ia5org;
- pols = sk_POLICYINFO_new_null();
- if (pols == NULL) {
- X509V3err(X509V3_F_R2I_CERTPOL, ERR_R_MALLOC_FAILURE);
- return NULL;
- }
- vals = X509V3_parse_list(value);
- if (vals == NULL) {
- X509V3err(X509V3_F_R2I_CERTPOL, ERR_R_X509V3_LIB);
- goto err;
- }
- ia5org = 0;
- for(i = 0; i < sk_CONF_VALUE_num(vals); i++) {
- cnf = sk_CONF_VALUE_value(vals, i);
- if(cnf->value || !cnf->name ) {
- X509V3err(X509V3_F_R2I_CERTPOL,X509V3_R_INVALID_POLICY_IDENTIFIER);
- X509V3_conf_err(cnf);
- goto err;
- }
- pstr = cnf->name;
- if(!strcmp(pstr,"ia5org")) {
- ia5org = 1;
- continue;
- } else if(*pstr == '@') {
- STACK_OF(CONF_VALUE) *polsect;
- polsect = X509V3_get_section(ctx, pstr + 1);
- if(!polsect) {
- X509V3err(X509V3_F_R2I_CERTPOL,X509V3_R_INVALID_SECTION);
- X509V3_conf_err(cnf);
- goto err;
- }
- pol = policy_section(ctx, polsect, ia5org);
- X509V3_section_free(ctx, polsect);
- if(!pol) goto err;
- } else {
- if(!(pobj = OBJ_txt2obj(cnf->name, 0))) {
- X509V3err(X509V3_F_R2I_CERTPOL,X509V3_R_INVALID_OBJECT_IDENTIFIER);
- X509V3_conf_err(cnf);
- goto err;
- }
- pol = POLICYINFO_new();
- pol->policyid = pobj;
- }
- sk_POLICYINFO_push(pols, pol);
- }
- sk_CONF_VALUE_pop_free(vals, X509V3_conf_free);
- return pols;
- err:
- sk_CONF_VALUE_pop_free(vals, X509V3_conf_free);
- sk_POLICYINFO_pop_free(pols, POLICYINFO_free);
- return NULL;
- }
- static POLICYINFO *policy_section(X509V3_CTX *ctx,
- STACK_OF(CONF_VALUE) *polstrs, int ia5org)
- {
- int i;
- CONF_VALUE *cnf;
- POLICYINFO *pol;
- POLICYQUALINFO *qual;
- if(!(pol = POLICYINFO_new())) goto merr;
- for(i = 0; i < sk_CONF_VALUE_num(polstrs); i++) {
- cnf = sk_CONF_VALUE_value(polstrs, i);
- if(!strcmp(cnf->name, "policyIdentifier")) {
- ASN1_OBJECT *pobj;
- if(!(pobj = OBJ_txt2obj(cnf->value, 0))) {
- X509V3err(X509V3_F_POLICY_SECTION,X509V3_R_INVALID_OBJECT_IDENTIFIER);
- X509V3_conf_err(cnf);
- goto err;
- }
- pol->policyid = pobj;
- } else if(!name_cmp(cnf->name, "CPS")) {
- if(!pol->qualifiers) pol->qualifiers =
- sk_POLICYQUALINFO_new_null();
- if(!(qual = POLICYQUALINFO_new())) goto merr;
- if(!sk_POLICYQUALINFO_push(pol->qualifiers, qual))
- goto merr;
- qual->pqualid = OBJ_nid2obj(NID_id_qt_cps);
- qual->d.cpsuri = M_ASN1_IA5STRING_new();
- if(!ASN1_STRING_set(qual->d.cpsuri, cnf->value,
- strlen(cnf->value))) goto merr;
- } else if(!name_cmp(cnf->name, "userNotice")) {
- STACK_OF(CONF_VALUE) *unot;
- if(*cnf->value != '@') {
- X509V3err(X509V3_F_POLICY_SECTION,X509V3_R_EXPECTED_A_SECTION_NAME);
- X509V3_conf_err(cnf);
- goto err;
- }
- unot = X509V3_get_section(ctx, cnf->value + 1);
- if(!unot) {
- X509V3err(X509V3_F_POLICY_SECTION,X509V3_R_INVALID_SECTION);
- X509V3_conf_err(cnf);
- goto err;
- }
- qual = notice_section(ctx, unot, ia5org);
- X509V3_section_free(ctx, unot);
- if(!qual) goto err;
- if(!pol->qualifiers) pol->qualifiers =
- sk_POLICYQUALINFO_new_null();
- if(!sk_POLICYQUALINFO_push(pol->qualifiers, qual))
- goto merr;
- } else {
- X509V3err(X509V3_F_POLICY_SECTION,X509V3_R_INVALID_OPTION);
- X509V3_conf_err(cnf);
- goto err;
- }
- }
- if(!pol->policyid) {
- X509V3err(X509V3_F_POLICY_SECTION,X509V3_R_NO_POLICY_IDENTIFIER);
- goto err;
- }
- return pol;
- merr:
- X509V3err(X509V3_F_POLICY_SECTION,ERR_R_MALLOC_FAILURE);
- err:
- POLICYINFO_free(pol);
- return NULL;
-
-
- }
- static POLICYQUALINFO *notice_section(X509V3_CTX *ctx,
- STACK_OF(CONF_VALUE) *unot, int ia5org)
- {
- int i, ret;
- CONF_VALUE *cnf;
- USERNOTICE *not;
- POLICYQUALINFO *qual;
- if(!(qual = POLICYQUALINFO_new())) goto merr;
- qual->pqualid = OBJ_nid2obj(NID_id_qt_unotice);
- if(!(not = USERNOTICE_new())) goto merr;
- qual->d.usernotice = not;
- for(i = 0; i < sk_CONF_VALUE_num(unot); i++) {
- cnf = sk_CONF_VALUE_value(unot, i);
- if(!strcmp(cnf->name, "explicitText")) {
- not->exptext = M_ASN1_VISIBLESTRING_new();
- if(!ASN1_STRING_set(not->exptext, cnf->value,
- strlen(cnf->value))) goto merr;
- } else if(!strcmp(cnf->name, "organization")) {
- NOTICEREF *nref;
- if(!not->noticeref) {
- if(!(nref = NOTICEREF_new())) goto merr;
- not->noticeref = nref;
- } else nref = not->noticeref;
- if(ia5org) nref->organization->type = V_ASN1_IA5STRING;
- else nref->organization->type = V_ASN1_VISIBLESTRING;
- if(!ASN1_STRING_set(nref->organization, cnf->value,
- strlen(cnf->value))) goto merr;
- } else if(!strcmp(cnf->name, "noticeNumbers")) {
- NOTICEREF *nref;
- STACK_OF(CONF_VALUE) *nos;
- if(!not->noticeref) {
- if(!(nref = NOTICEREF_new())) goto merr;
- not->noticeref = nref;
- } else nref = not->noticeref;
- nos = X509V3_parse_list(cnf->value);
- if(!nos || !sk_CONF_VALUE_num(nos)) {
- X509V3err(X509V3_F_NOTICE_SECTION,X509V3_R_INVALID_NUMBERS);
- X509V3_conf_err(cnf);
- goto err;
- }
- ret = nref_nos(nref->noticenos, nos);
- sk_CONF_VALUE_pop_free(nos, X509V3_conf_free);
- if (!ret)
- goto err;
- } else {
- X509V3err(X509V3_F_NOTICE_SECTION,X509V3_R_INVALID_OPTION);
- X509V3_conf_err(cnf);
- goto err;
- }
- }
- if(not->noticeref &&
- (!not->noticeref->noticenos || !not->noticeref->organization)) {
- X509V3err(X509V3_F_NOTICE_SECTION,X509V3_R_NEED_ORGANIZATION_AND_NUMBERS);
- goto err;
- }
- return qual;
- merr:
- X509V3err(X509V3_F_NOTICE_SECTION,ERR_R_MALLOC_FAILURE);
- err:
- POLICYQUALINFO_free(qual);
- return NULL;
- }
- static int nref_nos(STACK_OF(ASN1_INTEGER) *nnums, STACK_OF(CONF_VALUE) *nos)
- {
- CONF_VALUE *cnf;
- ASN1_INTEGER *aint;
- int i;
- for(i = 0; i < sk_CONF_VALUE_num(nos); i++) {
- cnf = sk_CONF_VALUE_value(nos, i);
- if(!(aint = s2i_ASN1_INTEGER(NULL, cnf->name))) {
- X509V3err(X509V3_F_NREF_NOS,X509V3_R_INVALID_NUMBER);
- goto err;
- }
- if(!sk_ASN1_INTEGER_push(nnums, aint)) goto merr;
- }
- return 1;
- merr:
- X509V3err(X509V3_F_NREF_NOS,ERR_R_MALLOC_FAILURE);
- err:
- sk_ASN1_INTEGER_pop_free(nnums, ASN1_STRING_free);
- return 0;
- }
- static int i2r_certpol(X509V3_EXT_METHOD *method, STACK_OF(POLICYINFO) *pol,
- BIO *out, int indent)
- {
- int i;
- POLICYINFO *pinfo;
- /* First print out the policy OIDs */
- for(i = 0; i < sk_POLICYINFO_num(pol); i++) {
- pinfo = sk_POLICYINFO_value(pol, i);
- BIO_printf(out, "%*sPolicy: ", indent, "");
- i2a_ASN1_OBJECT(out, pinfo->policyid);
- BIO_puts(out, "n");
- if(pinfo->qualifiers)
- print_qualifiers(out, pinfo->qualifiers, indent + 2);
- }
- return 1;
- }
- static void print_qualifiers(BIO *out, STACK_OF(POLICYQUALINFO) *quals,
- int indent)
- {
- POLICYQUALINFO *qualinfo;
- int i;
- for(i = 0; i < sk_POLICYQUALINFO_num(quals); i++) {
- qualinfo = sk_POLICYQUALINFO_value(quals, i);
- switch(OBJ_obj2nid(qualinfo->pqualid))
- {
- case NID_id_qt_cps:
- BIO_printf(out, "%*sCPS: %sn", indent, "",
- qualinfo->d.cpsuri->data);
- break;
-
- case NID_id_qt_unotice:
- BIO_printf(out, "%*sUser Notice:n", indent, "");
- print_notice(out, qualinfo->d.usernotice, indent + 2);
- break;
- default:
- BIO_printf(out, "%*sUnknown Qualifier: ",
- indent + 2, "");
-
- i2a_ASN1_OBJECT(out, qualinfo->pqualid);
- BIO_puts(out, "n");
- break;
- }
- }
- }
- static void print_notice(BIO *out, USERNOTICE *notice, int indent)
- {
- int i;
- if(notice->noticeref) {
- NOTICEREF *ref;
- ref = notice->noticeref;
- BIO_printf(out, "%*sOrganization: %sn", indent, "",
- ref->organization->data);
- BIO_printf(out, "%*sNumber%s: ", indent, "",
- sk_ASN1_INTEGER_num(ref->noticenos) > 1 ? "s" : "");
- for(i = 0; i < sk_ASN1_INTEGER_num(ref->noticenos); i++) {
- ASN1_INTEGER *num;
- char *tmp;
- num = sk_ASN1_INTEGER_value(ref->noticenos, i);
- if(i) BIO_puts(out, ", ");
- tmp = i2s_ASN1_INTEGER(NULL, num);
- BIO_puts(out, tmp);
- OPENSSL_free(tmp);
- }
- BIO_puts(out, "n");
- }
- if(notice->exptext)
- BIO_printf(out, "%*sExplicit Text: %sn", 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%sn", 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 Qualifiersn", indent + 2, "");
- }
-