-/*
- * Copyright (c) 2013-2014 Apple Inc. All Rights Reserved.
- *
- * @APPLE_LICENSE_HEADER_START@
- *
- * This file contains Original Code and/or Modifications of Original Code
- * as defined in and that are subject to the Apple Public Source License
- * Version 2.0 (the 'License'). You may not use this file except in
- * compliance with the License. Please obtain a copy of the License at
- * http://www.opensource.apple.com/apsl/ and read it before using this
- * file.
- *
- * The Original Code and all software distributed under the License are
- * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
- * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
- * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
- * Please see the License for the specific language governing rights and
- * limitations under the License.
- *
- * @APPLE_LICENSE_HEADER_END@
- */
-
-
-#include <stdio.h>
-
-#include "utilities/SecCFRelease.h"
-#include "utilities/der_plist.h"
-#include "utilities/der_plist_internal.h"
-
-#include <corecrypto/ccder.h>
-#include <CoreFoundation/CoreFoundation.h>
-
-
-const uint8_t* der_decode_null(CFAllocatorRef allocator, CFOptionFlags mutability,
- CFNullRef* nul, CFErrorRef *error,
- const uint8_t* der, const uint8_t *der_end)
-{
- if (NULL == der)
- return NULL;
-
- size_t payload_size = 0;
- const uint8_t *payload = ccder_decode_tl(CCDER_NULL, &payload_size, der, der_end);
-
- if (NULL == payload || payload_size != 0) {
- SecCFDERCreateError(kSecDERErrorUnknownEncoding, CFSTR("Unknown null encoding"), NULL, error);
- return NULL;
- }
-
- *nul = kCFNull;
-
- return payload + payload_size;
-}
-
-
-size_t der_sizeof_null(CFNullRef data __unused, CFErrorRef *error)
-{
- return ccder_sizeof(CCDER_NULL, 0);
-}
-
-
-uint8_t* der_encode_null(CFNullRef boolean __unused, CFErrorRef *error,
- const uint8_t *der, uint8_t *der_end)
-{
- return ccder_encode_tl(CCDER_NULL, 0, der, der_end);
-}