mirror of
https://github.com/rn10950/RetroZilla.git
synced 2024-11-10 18:00:15 +01:00
129 lines
3.6 KiB
C
129 lines
3.6 KiB
C
/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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/*
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* X.509 v3 Subject Key Usage Extension
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*
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*/
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#include "prtypes.h"
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#include "seccomon.h"
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#include "secdert.h"
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#include "secoidt.h"
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#include "secasn1t.h"
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#include "secasn1.h"
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#include "secport.h"
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#include "certt.h"
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#include "genname.h"
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#include "secerr.h"
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SEC_ASN1_MKSUB(SEC_IntegerTemplate)
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SEC_ASN1_MKSUB(SEC_OctetStringTemplate)
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const SEC_ASN1Template CERTAuthKeyIDTemplate[] = {
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{ SEC_ASN1_SEQUENCE, 0, NULL, sizeof(CERTAuthKeyID) },
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{ SEC_ASN1_OPTIONAL | SEC_ASN1_CONTEXT_SPECIFIC | SEC_ASN1_XTRN | 0,
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offsetof(CERTAuthKeyID,keyID), SEC_ASN1_SUB(SEC_OctetStringTemplate)},
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{ SEC_ASN1_OPTIONAL | SEC_ASN1_CONSTRUCTED | SEC_ASN1_CONTEXT_SPECIFIC | 1,
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offsetof(CERTAuthKeyID, DERAuthCertIssuer), CERT_GeneralNamesTemplate},
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{ SEC_ASN1_OPTIONAL | SEC_ASN1_CONTEXT_SPECIFIC | SEC_ASN1_XTRN | 2,
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offsetof(CERTAuthKeyID,authCertSerialNumber),
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SEC_ASN1_SUB(SEC_IntegerTemplate) },
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{ 0 }
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};
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SECStatus CERT_EncodeAuthKeyID (PLArenaPool *arena, CERTAuthKeyID *value, SECItem *encodedValue)
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{
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SECStatus rv = SECFailure;
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PORT_Assert (value);
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PORT_Assert (arena);
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PORT_Assert (value->DERAuthCertIssuer == NULL);
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PORT_Assert (encodedValue);
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do {
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/* If both of the authCertIssuer and the serial number exist, encode
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the name first. Otherwise, it is an error if one exist and the other
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is not.
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*/
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if (value->authCertIssuer) {
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if (!value->authCertSerialNumber.data) {
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PORT_SetError (SEC_ERROR_EXTENSION_VALUE_INVALID);
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break;
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}
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value->DERAuthCertIssuer = cert_EncodeGeneralNames
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(arena, value->authCertIssuer);
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if (!value->DERAuthCertIssuer) {
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PORT_SetError (SEC_ERROR_EXTENSION_VALUE_INVALID);
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break;
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}
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}
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else if (value->authCertSerialNumber.data) {
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PORT_SetError (SEC_ERROR_EXTENSION_VALUE_INVALID);
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break;
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}
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if (SEC_ASN1EncodeItem (arena, encodedValue, value,
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CERTAuthKeyIDTemplate) == NULL)
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break;
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rv = SECSuccess;
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} while (0);
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return(rv);
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}
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CERTAuthKeyID *
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CERT_DecodeAuthKeyID (PLArenaPool *arena, const SECItem *encodedValue)
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{
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CERTAuthKeyID * value = NULL;
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SECStatus rv = SECFailure;
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void * mark;
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SECItem newEncodedValue;
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PORT_Assert (arena);
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do {
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mark = PORT_ArenaMark (arena);
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value = (CERTAuthKeyID*)PORT_ArenaZAlloc (arena, sizeof (*value));
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if (value == NULL)
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break;
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value->DERAuthCertIssuer = NULL;
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/* copy the DER into the arena, since Quick DER returns data that points
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into the DER input, which may get freed by the caller */
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rv = SECITEM_CopyItem(arena, &newEncodedValue, encodedValue);
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if ( rv != SECSuccess ) {
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break;
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}
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rv = SEC_QuickDERDecodeItem
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(arena, value, CERTAuthKeyIDTemplate, &newEncodedValue);
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if (rv != SECSuccess)
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break;
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value->authCertIssuer = cert_DecodeGeneralNames (arena, value->DERAuthCertIssuer);
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if (value->authCertIssuer == NULL)
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break;
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/* what if the general name contains other format but not URI ?
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hl
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*/
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if ((value->authCertSerialNumber.data && !value->authCertIssuer) ||
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(!value->authCertSerialNumber.data && value->authCertIssuer)){
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PORT_SetError (SEC_ERROR_EXTENSION_VALUE_INVALID);
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break;
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}
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} while (0);
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if (rv != SECSuccess) {
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PORT_ArenaRelease (arena, mark);
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return ((CERTAuthKeyID *)NULL);
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}
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PORT_ArenaUnmark(arena, mark);
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return (value);
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}
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