/* * Copyright (C) 2009 Google 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: * * * Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * * 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. * * Neither the name of Google Inc. nor the names of its * contributors may be used to endorse or promote products derived from * this software without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND 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 THE COPYRIGHT * OWNER 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. */ #ifndef WebData_h #define WebData_h #include "WebCommon.h" #include "WebPrivatePtr.h" namespace WebCore { class SharedBuffer; } namespace blink { class WebDataPrivate; // A container for raw bytes. It is inexpensive to copy a WebData object. // // WARNING: It is not safe to pass a WebData across threads!!! // class BLINK_PLATFORM_EXPORT WebData { public: ~WebData() { reset(); } WebData() { } WebData(const char* data, size_t size) { assign(data, size); } template <int N> WebData(const char (&data)[N]) { assign(data, N - 1); } WebData(const WebData& d) { assign(d); } WebData& operator=(const WebData& d) { assign(d); return *this; } void reset(); void assign(const WebData&); void assign(const char* data, size_t size); size_t size() const; const char* data() const; bool isEmpty() const { return !size(); } bool isNull() const { return m_private.isNull(); } #if INSIDE_BLINK WebData(const PassRefPtr<WebCore::SharedBuffer>&); WebData& operator=(const PassRefPtr<WebCore::SharedBuffer>&); operator PassRefPtr<WebCore::SharedBuffer>() const; #else template <class C> WebData(const C& c) { assign(c.data(), c.size()); } template <class C> WebData& operator=(const C& c) { assign(c.data(), c.size()); return *this; } #endif private: WebPrivatePtr<WebCore::SharedBuffer> m_private; }; } // namespace blink #endif