1/* 2 * Copyright (C) 2011 Google Inc. All rights reserved. 3 * 4 * Redistribution and use in source and binary forms, with or without 5 * modification, are permitted provided that the following conditions 6 * are met: 7 * 8 * 1. Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer. 10 * 2. Redistributions in binary form must reproduce the above copyright 11 * notice, this list of conditions and the following disclaimer in the 12 * documentation and/or other materials provided with the distribution. 13 * 14 * THIS SOFTWARE IS PROVIDED BY APPLE AND ITS CONTRIBUTORS "AS IS" AND ANY 15 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED 16 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE 17 * DISCLAIMED. IN NO EVENT SHALL APPLE OR ITS CONTRIBUTORS BE LIABLE FOR ANY 18 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES 19 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; 20 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND 21 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 22 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 23 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 24 */ 25 26#ifndef LevelDBSlice_h 27#define LevelDBSlice_h 28 29#if ENABLE(LEVELDB) 30 31#include "PlatformString.h" 32#include <Vector.h> 33 34namespace WebCore { 35 36class LevelDBSlice { 37public: 38 LevelDBSlice(const char* begin, const char* end) 39 : m_begin(begin) 40 , m_end(end) 41 { 42 ASSERT(m_end >= m_begin); 43 } 44 45 LevelDBSlice(const Vector<char>& v) 46 : m_begin(v.data()) 47 , m_end(m_begin + v.size()) 48 { 49 ASSERT(m_end >= m_begin); 50 } 51 52 ~LevelDBSlice() 53 { 54 } 55 56 const char* begin() const { return m_begin; } 57 const char* end() const { return m_end; } 58 59private: 60 const char* m_begin; 61 const char* m_end; 62}; 63 64} // namespace WebCore 65 66#endif // ENABLE(LEVELDB) 67#endif // LevelDBSlice_h 68