michael@0: /* This Source Code Form is subject to the terms of the Mozilla Public
michael@0:  * License, v. 2.0. If a copy of the MPL was not distributed with this
michael@0:  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
michael@0: 
michael@0: /*
michael@0:  * Code for dealing with x.509 v3 crl and crl entries extensions.
michael@0:  */
michael@0: 
michael@0: #include "cert.h"
michael@0: #include "secitem.h"
michael@0: #include "secoid.h"
michael@0: #include "secoidt.h"
michael@0: #include "secder.h"
michael@0: #include "secasn1.h"
michael@0: #include "certxutl.h"
michael@0: 
michael@0: SECStatus
michael@0: CERT_FindCRLExtensionByOID(CERTCrl *crl, SECItem *oid, SECItem *value)
michael@0: {
michael@0:     return (cert_FindExtensionByOID (crl->extensions, oid, value));
michael@0: }
michael@0:     
michael@0: 
michael@0: SECStatus
michael@0: CERT_FindCRLExtension(CERTCrl *crl, int tag, SECItem *value)
michael@0: {
michael@0:     return (cert_FindExtension (crl->extensions, tag, value));
michael@0: }
michael@0: 
michael@0: 
michael@0: /* Callback to set extensions and adjust verison */
michael@0: static void
michael@0: SetCrlExts(void *object, CERTCertExtension **exts)
michael@0: {
michael@0:     CERTCrl *crl = (CERTCrl *)object;
michael@0: 
michael@0:     crl->extensions = exts;
michael@0:     DER_SetUInteger (crl->arena, &crl->version, SEC_CRL_VERSION_2);
michael@0: }
michael@0: 
michael@0: void *
michael@0: CERT_StartCRLExtensions(CERTCrl *crl)
michael@0: {
michael@0:     return (cert_StartExtensions ((void *)crl, crl->arena, SetCrlExts));
michael@0: }
michael@0: 
michael@0: static void
michael@0: SetCrlEntryExts(void *object, CERTCertExtension **exts)
michael@0: {
michael@0:     CERTCrlEntry *crlEntry = (CERTCrlEntry *)object;
michael@0: 
michael@0:     crlEntry->extensions = exts;
michael@0: }
michael@0: 
michael@0: void *
michael@0: CERT_StartCRLEntryExtensions(CERTCrl *crl, CERTCrlEntry *entry)
michael@0: {
michael@0:     return (cert_StartExtensions (entry, crl->arena, SetCrlEntryExts));
michael@0: }
michael@0: 
michael@0: SECStatus CERT_FindCRLNumberExten (PLArenaPool *arena, CERTCrl *crl,
michael@0:                                    SECItem *value)
michael@0: {
michael@0:     SECItem encodedExtenValue;
michael@0:     SECItem *tmpItem = NULL;
michael@0:     SECStatus rv;
michael@0:     void *mark = NULL;
michael@0: 
michael@0:     encodedExtenValue.data = NULL;
michael@0:     encodedExtenValue.len = 0;
michael@0: 
michael@0:     rv = cert_FindExtension(crl->extensions, SEC_OID_X509_CRL_NUMBER,
michael@0: 			  &encodedExtenValue);
michael@0:     if ( rv != SECSuccess )
michael@0: 	return (rv);
michael@0: 
michael@0:     mark = PORT_ArenaMark(arena);
michael@0: 
michael@0:     tmpItem = SECITEM_ArenaDupItem(arena, &encodedExtenValue);
michael@0:     if (tmpItem) {
michael@0:         rv = SEC_QuickDERDecodeItem (arena, value,
michael@0:                                      SEC_ASN1_GET(SEC_IntegerTemplate),
michael@0:                                      tmpItem);
michael@0:     } else {
michael@0:         rv = SECFailure;
michael@0:     }
michael@0: 
michael@0:     PORT_Free (encodedExtenValue.data);
michael@0:     if (rv == SECFailure) {
michael@0:         PORT_ArenaRelease(arena, mark);
michael@0:     } else {
michael@0:         PORT_ArenaUnmark(arena, mark);
michael@0:     }
michael@0:     return (rv);
michael@0: }
michael@0: 
michael@0: SECStatus CERT_FindCRLEntryReasonExten (CERTCrlEntry *crlEntry,
michael@0:                                         CERTCRLEntryReasonCode *value)
michael@0: {
michael@0:     SECItem wrapperItem = {siBuffer,0};
michael@0:     SECItem tmpItem = {siBuffer,0};
michael@0:     SECStatus rv;
michael@0:     PLArenaPool *arena = NULL;
michael@0: 
michael@0:     arena = PORT_NewArena(DER_DEFAULT_CHUNKSIZE);   
michael@0:     if ( ! arena ) {
michael@0: 	return(SECFailure);
michael@0:     }
michael@0:     
michael@0:     rv = cert_FindExtension(crlEntry->extensions, SEC_OID_X509_REASON_CODE, 
michael@0:                             &wrapperItem);
michael@0:     if ( rv != SECSuccess ) {
michael@0: 	goto loser;
michael@0:     }
michael@0: 
michael@0:     rv = SEC_QuickDERDecodeItem(arena, &tmpItem,
michael@0:                                 SEC_ASN1_GET(SEC_EnumeratedTemplate),
michael@0:                                 &wrapperItem);
michael@0: 
michael@0:     if ( rv != SECSuccess ) {
michael@0: 	goto loser;
michael@0:     }
michael@0: 
michael@0:     *value = (CERTCRLEntryReasonCode) DER_GetInteger(&tmpItem);
michael@0: 
michael@0: loser:
michael@0:     if ( arena ) {
michael@0: 	PORT_FreeArena(arena, PR_FALSE);
michael@0:     }
michael@0:     
michael@0:     if ( wrapperItem.data ) {
michael@0: 	PORT_Free(wrapperItem.data);
michael@0:     }
michael@0: 
michael@0:     return (rv);
michael@0: }
michael@0: 
michael@0: SECStatus CERT_FindInvalidDateExten (CERTCrl *crl, PRTime *value)
michael@0: {
michael@0:     SECItem encodedExtenValue;
michael@0:     SECItem decodedExtenValue = {siBuffer,0};
michael@0:     SECStatus rv;
michael@0: 
michael@0:     encodedExtenValue.data = decodedExtenValue.data = NULL;
michael@0:     encodedExtenValue.len = decodedExtenValue.len = 0;
michael@0: 
michael@0:     rv = cert_FindExtension
michael@0: 	 (crl->extensions, SEC_OID_X509_INVALID_DATE, &encodedExtenValue);
michael@0:     if ( rv != SECSuccess )
michael@0: 	return (rv);
michael@0: 
michael@0:     rv = SEC_ASN1DecodeItem (NULL, &decodedExtenValue,
michael@0: 			     SEC_ASN1_GET(SEC_GeneralizedTimeTemplate),
michael@0:                              &encodedExtenValue);
michael@0:     if (rv == SECSuccess)
michael@0: 	rv = DER_GeneralizedTimeToTime(value, &encodedExtenValue);
michael@0:     PORT_Free (decodedExtenValue.data);
michael@0:     PORT_Free (encodedExtenValue.data);
michael@0:     return (rv);
michael@0: }