1643ca7872b450ea4efacab6188849e5aac2ba161Steve Block/* 2643ca7872b450ea4efacab6188849e5aac2ba161Steve Block * Copyright (C) 2009 Google Inc. All rights reserved. 3643ca7872b450ea4efacab6188849e5aac2ba161Steve Block * 4643ca7872b450ea4efacab6188849e5aac2ba161Steve Block * Redistribution and use in source and binary forms, with or without 5643ca7872b450ea4efacab6188849e5aac2ba161Steve Block * modification, are permitted provided that the following conditions are 6643ca7872b450ea4efacab6188849e5aac2ba161Steve Block * met: 7643ca7872b450ea4efacab6188849e5aac2ba161Steve Block * 8643ca7872b450ea4efacab6188849e5aac2ba161Steve Block * * Redistributions of source code must retain the above copyright 9643ca7872b450ea4efacab6188849e5aac2ba161Steve Block * notice, this list of conditions and the following disclaimer. 10643ca7872b450ea4efacab6188849e5aac2ba161Steve Block * * Redistributions in binary form must reproduce the above 11643ca7872b450ea4efacab6188849e5aac2ba161Steve Block * copyright notice, this list of conditions and the following disclaimer 12643ca7872b450ea4efacab6188849e5aac2ba161Steve Block * in the documentation and/or other materials provided with the 13643ca7872b450ea4efacab6188849e5aac2ba161Steve Block * distribution. 14643ca7872b450ea4efacab6188849e5aac2ba161Steve Block * * Neither the name of Google Inc. nor the names of its 15643ca7872b450ea4efacab6188849e5aac2ba161Steve Block * contributors may be used to endorse or promote products derived from 16643ca7872b450ea4efacab6188849e5aac2ba161Steve Block * this software without specific prior written permission. 17643ca7872b450ea4efacab6188849e5aac2ba161Steve Block * 18643ca7872b450ea4efacab6188849e5aac2ba161Steve Block * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 19643ca7872b450ea4efacab6188849e5aac2ba161Steve Block * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 20643ca7872b450ea4efacab6188849e5aac2ba161Steve Block * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 21643ca7872b450ea4efacab6188849e5aac2ba161Steve Block * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 22643ca7872b450ea4efacab6188849e5aac2ba161Steve Block * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 23643ca7872b450ea4efacab6188849e5aac2ba161Steve Block * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 24643ca7872b450ea4efacab6188849e5aac2ba161Steve Block * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 25643ca7872b450ea4efacab6188849e5aac2ba161Steve Block * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 26643ca7872b450ea4efacab6188849e5aac2ba161Steve Block * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 27643ca7872b450ea4efacab6188849e5aac2ba161Steve Block * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 28643ca7872b450ea4efacab6188849e5aac2ba161Steve Block * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 29643ca7872b450ea4efacab6188849e5aac2ba161Steve Block */ 30643ca7872b450ea4efacab6188849e5aac2ba161Steve Block 31643ca7872b450ea4efacab6188849e5aac2ba161Steve Block#ifndef WebData_h 32643ca7872b450ea4efacab6188849e5aac2ba161Steve Block#define WebData_h 33643ca7872b450ea4efacab6188849e5aac2ba161Steve Block 34643ca7872b450ea4efacab6188849e5aac2ba161Steve Block#include "WebCommon.h" 35643ca7872b450ea4efacab6188849e5aac2ba161Steve Block 36643ca7872b450ea4efacab6188849e5aac2ba161Steve Block#if WEBKIT_IMPLEMENTATION 37643ca7872b450ea4efacab6188849e5aac2ba161Steve Blocknamespace WebCore { class SharedBuffer; } 38643ca7872b450ea4efacab6188849e5aac2ba161Steve Blocknamespace WTF { template <typename T> class PassRefPtr; } 39643ca7872b450ea4efacab6188849e5aac2ba161Steve Block#endif 40643ca7872b450ea4efacab6188849e5aac2ba161Steve Block 41643ca7872b450ea4efacab6188849e5aac2ba161Steve Blocknamespace WebKit { 42643ca7872b450ea4efacab6188849e5aac2ba161Steve Block 43643ca7872b450ea4efacab6188849e5aac2ba161Steve Blockclass WebDataPrivate; 44643ca7872b450ea4efacab6188849e5aac2ba161Steve Block 45643ca7872b450ea4efacab6188849e5aac2ba161Steve Block// A container for raw bytes. It is inexpensive to copy a WebData object. 46643ca7872b450ea4efacab6188849e5aac2ba161Steve Block// 47643ca7872b450ea4efacab6188849e5aac2ba161Steve Block// WARNING: It is not safe to pass a WebData across threads!!! 48643ca7872b450ea4efacab6188849e5aac2ba161Steve Block// 49643ca7872b450ea4efacab6188849e5aac2ba161Steve Blockclass WebData { 50643ca7872b450ea4efacab6188849e5aac2ba161Steve Blockpublic: 51643ca7872b450ea4efacab6188849e5aac2ba161Steve Block ~WebData() { reset(); } 52643ca7872b450ea4efacab6188849e5aac2ba161Steve Block 53643ca7872b450ea4efacab6188849e5aac2ba161Steve Block WebData() : m_private(0) { } 54643ca7872b450ea4efacab6188849e5aac2ba161Steve Block 55643ca7872b450ea4efacab6188849e5aac2ba161Steve Block WebData(const char* data, size_t size) : m_private(0) 56643ca7872b450ea4efacab6188849e5aac2ba161Steve Block { 57643ca7872b450ea4efacab6188849e5aac2ba161Steve Block assign(data, size); 58643ca7872b450ea4efacab6188849e5aac2ba161Steve Block } 59643ca7872b450ea4efacab6188849e5aac2ba161Steve Block 60643ca7872b450ea4efacab6188849e5aac2ba161Steve Block template <int N> 61643ca7872b450ea4efacab6188849e5aac2ba161Steve Block WebData(const char (&data)[N]) : m_private(0) 62643ca7872b450ea4efacab6188849e5aac2ba161Steve Block { 63643ca7872b450ea4efacab6188849e5aac2ba161Steve Block assign(data, N - 1); 64643ca7872b450ea4efacab6188849e5aac2ba161Steve Block } 65643ca7872b450ea4efacab6188849e5aac2ba161Steve Block 66643ca7872b450ea4efacab6188849e5aac2ba161Steve Block WebData(const WebData& d) : m_private(0) { assign(d); } 67643ca7872b450ea4efacab6188849e5aac2ba161Steve Block 68643ca7872b450ea4efacab6188849e5aac2ba161Steve Block WebData& operator=(const WebData& d) 69643ca7872b450ea4efacab6188849e5aac2ba161Steve Block { 70643ca7872b450ea4efacab6188849e5aac2ba161Steve Block assign(d); 71643ca7872b450ea4efacab6188849e5aac2ba161Steve Block return *this; 72643ca7872b450ea4efacab6188849e5aac2ba161Steve Block } 73643ca7872b450ea4efacab6188849e5aac2ba161Steve Block 74643ca7872b450ea4efacab6188849e5aac2ba161Steve Block WEBKIT_API void reset(); 75643ca7872b450ea4efacab6188849e5aac2ba161Steve Block WEBKIT_API void assign(const WebData&); 76643ca7872b450ea4efacab6188849e5aac2ba161Steve Block WEBKIT_API void assign(const char* data, size_t size); 77643ca7872b450ea4efacab6188849e5aac2ba161Steve Block 78643ca7872b450ea4efacab6188849e5aac2ba161Steve Block WEBKIT_API size_t size() const; 79643ca7872b450ea4efacab6188849e5aac2ba161Steve Block WEBKIT_API const char* data() const; 80643ca7872b450ea4efacab6188849e5aac2ba161Steve Block 81643ca7872b450ea4efacab6188849e5aac2ba161Steve Block bool isEmpty() const { return !size(); } 82643ca7872b450ea4efacab6188849e5aac2ba161Steve Block bool isNull() const { return !m_private; } 83643ca7872b450ea4efacab6188849e5aac2ba161Steve Block 84643ca7872b450ea4efacab6188849e5aac2ba161Steve Block#if WEBKIT_IMPLEMENTATION 85643ca7872b450ea4efacab6188849e5aac2ba161Steve Block WebData(const WTF::PassRefPtr<WebCore::SharedBuffer>&); 86643ca7872b450ea4efacab6188849e5aac2ba161Steve Block WebData& operator=(const WTF::PassRefPtr<WebCore::SharedBuffer>&); 87643ca7872b450ea4efacab6188849e5aac2ba161Steve Block operator WTF::PassRefPtr<WebCore::SharedBuffer>() const; 88643ca7872b450ea4efacab6188849e5aac2ba161Steve Block#else 89643ca7872b450ea4efacab6188849e5aac2ba161Steve Block template <class C> 90643ca7872b450ea4efacab6188849e5aac2ba161Steve Block WebData(const C& c) : m_private(0) 91643ca7872b450ea4efacab6188849e5aac2ba161Steve Block { 92643ca7872b450ea4efacab6188849e5aac2ba161Steve Block assign(c.data(), c.size()); 93643ca7872b450ea4efacab6188849e5aac2ba161Steve Block } 94643ca7872b450ea4efacab6188849e5aac2ba161Steve Block 95643ca7872b450ea4efacab6188849e5aac2ba161Steve Block template <class C> 96643ca7872b450ea4efacab6188849e5aac2ba161Steve Block WebData& operator=(const C& c) 97643ca7872b450ea4efacab6188849e5aac2ba161Steve Block { 98643ca7872b450ea4efacab6188849e5aac2ba161Steve Block assign(c.data(), c.size()); 99643ca7872b450ea4efacab6188849e5aac2ba161Steve Block return *this; 100643ca7872b450ea4efacab6188849e5aac2ba161Steve Block } 101643ca7872b450ea4efacab6188849e5aac2ba161Steve Block#endif 102643ca7872b450ea4efacab6188849e5aac2ba161Steve Block 103643ca7872b450ea4efacab6188849e5aac2ba161Steve Blockprivate: 104643ca7872b450ea4efacab6188849e5aac2ba161Steve Block void assign(WebDataPrivate*); 105643ca7872b450ea4efacab6188849e5aac2ba161Steve Block WebDataPrivate* m_private; 106643ca7872b450ea4efacab6188849e5aac2ba161Steve Block}; 107643ca7872b450ea4efacab6188849e5aac2ba161Steve Block 108643ca7872b450ea4efacab6188849e5aac2ba161Steve Block} // namespace WebKit 109643ca7872b450ea4efacab6188849e5aac2ba161Steve Block 110643ca7872b450ea4efacab6188849e5aac2ba161Steve Block#endif 111