/* * Copyright (C) 2012 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. */ #import "config.h" #import "ColorSpaceData.h" #import "ArgumentCodersCF.h" #import "Decoder.h" #import "Encoder.h" #import <wtf/EnumTraits.h> namespace WebKit { enum EncodedDataType { Null, Name, Data, }; void ColorSpaceData::encode(IPC::Encoder& encoder) const { if (cgColorSpace) { // Try to encode the name. if (RetainPtr<CFStringRef> name = adoptCF(CGColorSpaceCopyName(cgColorSpace.get()))) { encoder << Name; IPC::encode(encoder, name.get()); return; } // Failing that, just encode the ICC data. if (RetainPtr<CFDataRef> profileData = adoptCF(CGColorSpaceCopyICCData(cgColorSpace.get()))) { encoder << Data; IPC::encode(encoder, profileData.get()); return; } } // The color space was null or failed to be encoded. encoder << Null; } bool ColorSpaceData::decode(IPC::Decoder& decoder, ColorSpaceData& colorSpaceData) { EncodedDataType dataType; if (!decoder.decode(dataType)) return false; switch (dataType) { case Null: colorSpaceData.cgColorSpace = nullptr; return true; case Name: { RetainPtr<CFStringRef> name; if (!IPC::decode(decoder, name)) return false; colorSpaceData.cgColorSpace = adoptCF(CGColorSpaceCreateWithName(name.get())); return true; } case Data: { RetainPtr<CFDataRef> data; if (!IPC::decode(decoder, data)) return false; colorSpaceData.cgColorSpace = adoptCF(CGColorSpaceCreateWithICCData(data.get())); return true; } } ASSERT_NOT_REACHED(); return false; } } // namespace WebKit namespace WTF { template<> struct EnumTraits<WebKit::EncodedDataType> { using values = EnumValues< WebKit::EncodedDataType, WebKit::EncodedDataType::Null, WebKit::EncodedDataType::Name, WebKit::EncodedDataType::Data >; }; } // namespace WTF