/* * Copyright (C) 2017 Apple Inc. 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. * * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS'' * AND ANY EXPRESS 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 APPLE INC. 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. */ #pragma once #include <wtf/Vector.h> #if ENABLE(WEB_CRYPTO) // FIXME: <rdar://problem/31618371> // The following constants and functions are for customized DER implementations. // They are not intended to be used outside Crypto codes, and should be removed // once the above bug is fixed. namespace WebCore { // Per X.690 08/2015: https://www.itu.int/rec/T-REC-X.680-X.693/en static const unsigned char BitStringMark = 0x03; static const unsigned char IntegerMark = 0x02; static const unsigned char OctetStringMark = 0x04; static const unsigned char SequenceMark = 0x30; // Version 0. Per https://tools.ietf.org/html/rfc5208#section-5 static const unsigned char Version[] = {0x02, 0x01, 0x00}; static const unsigned char InitialOctet = 0x00; static const size_t MaxLengthInOneByte = 128; size_t bytesUsedToEncodedLength(uint8_t); size_t extraBytesNeededForEncodedLength(size_t); void addEncodedASN1Length(Vector<uint8_t>&, size_t); size_t bytesNeededForEncodedLength(size_t); } // namespace WebCore #endif // ENABLE(WEB_CRYPTO)