diff options
Diffstat (limited to 'Source/JavaScriptCore/wtf/ByteArray.h')
-rw-r--r-- | Source/JavaScriptCore/wtf/ByteArray.h | 110 |
1 files changed, 0 insertions, 110 deletions
diff --git a/Source/JavaScriptCore/wtf/ByteArray.h b/Source/JavaScriptCore/wtf/ByteArray.h deleted file mode 100644 index f68d032fd..000000000 --- a/Source/JavaScriptCore/wtf/ByteArray.h +++ /dev/null @@ -1,110 +0,0 @@ -/* - * Copyright (C) 2009 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. ``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. - */ - -#ifndef ByteArray_h -#define ByteArray_h - -#include <limits.h> -#include <wtf/PassRefPtr.h> -#include <wtf/Platform.h> -#include <wtf/RefCounted.h> -#include <wtf/StdLibExtras.h> - -namespace WTF { - class ByteArray : public RefCountedBase { - public: - unsigned length() const { return m_size; } - - void set(unsigned index, double value) - { - if (index >= m_size) - return; - if (!(value > 0)) // Clamp NaN to 0 - value = 0; - else if (value > 255) - value = 255; - m_data[index] = static_cast<unsigned char>(value + 0.5); - } - - void set(unsigned index, unsigned char value) - { - if (index >= m_size) - return; - m_data[index] = value; - } - - bool get(unsigned index, unsigned char& result) const - { - if (index >= m_size) - return false; - result = m_data[index]; - return true; - } - - unsigned char get(unsigned index) const - { - ASSERT(index < m_size); - return m_data[index]; - } - - unsigned char* data() { return m_data; } - - void clear() { memset(m_data, 0, m_size); } - - void deref() - { - if (derefBase()) { - // We allocated with new unsigned char[] in create(), - // and then used placement new to construct the object. - this->~ByteArray(); - delete[] reinterpret_cast<unsigned char*>(this); - } - } - - WTF_EXPORT_PRIVATE static PassRefPtr<ByteArray> create(size_t size); - - static size_t offsetOfSize() { return OBJECT_OFFSETOF(ByteArray, m_size); } - static size_t offsetOfData() { return OBJECT_OFFSETOF(ByteArray, m_data); } - - private: - ByteArray(size_t size) - : m_size(size) - { - } - size_t m_size; -// MSVC can't handle correctly unsized array. -// warning C4200: nonstandard extension used : zero-sized array in struct/union -// Cannot generate copy-ctor or copy-assignment operator when UDT contains a zero-sized array -#if (COMPILER(MSVC) || COMPILER(SUNCC)) && !COMPILER(INTEL) - unsigned char m_data[INT_MAX]; -#else - unsigned char m_data[]; -#endif - }; -} // namespace WTF - -using WTF::ByteArray; - -#endif |