/* * Copyright (C) 2018 mce sys Ltd. 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. ``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 * 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/Function.h> #include <wtf/text/StringImpl.h> namespace WTF { class ExternalStringImpl; using ExternalStringImplFreeFunction = Function<void(ExternalStringImpl*, void*, unsigned)>; class ExternalStringImpl : public StringImpl { public: WTF_EXPORT_PRIVATE static Ref<ExternalStringImpl> create(const LChar* characters, unsigned length, ExternalStringImplFreeFunction&&); WTF_EXPORT_PRIVATE static Ref<ExternalStringImpl> create(const UChar* characters, unsigned length, ExternalStringImplFreeFunction&&); private: friend class StringImpl; ExternalStringImpl(const LChar* characters, unsigned length, ExternalStringImplFreeFunction&&); ExternalStringImpl(const UChar* characters, unsigned length, ExternalStringImplFreeFunction&&); ALWAYS_INLINE void freeExternalBuffer(void* buffer, unsigned bufferSize) { m_free(this, buffer, bufferSize); } ExternalStringImplFreeFunction m_free; }; } // namespace WTF using WTF::ExternalStringImpl;