Index: Source/WTF/wtf/StreamBuffer.h |
diff --git a/Source/WTF/wtf/StreamBuffer.h b/Source/WTF/wtf/StreamBuffer.h |
deleted file mode 100644 |
index 416dd82af35c60e8d4a772b282b4f3ecb991734c..0000000000000000000000000000000000000000 |
--- a/Source/WTF/wtf/StreamBuffer.h |
+++ /dev/null |
@@ -1,117 +0,0 @@ |
-/* |
-* Copyright (C) 2012 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 WTF_StreamBuffer_h |
-#define WTF_StreamBuffer_h |
- |
-#include <wtf/Deque.h> |
-#include <wtf/PassOwnPtr.h> |
- |
-namespace WTF { |
- |
-template <typename T, size_t BlockSize> class StreamBuffer { |
-private: |
- typedef Vector<T> Block; |
-public: |
- StreamBuffer() |
- : m_size(0) |
- , m_readOffset(0) |
- { |
- } |
- |
- ~StreamBuffer() |
- { |
- } |
- |
- bool isEmpty() const { return !size(); } |
- |
- void append(const T* data, size_t size) |
- { |
- if (!size) |
- return; |
- |
- m_size += size; |
- while (size) { |
- if (!m_buffer.size() || m_buffer.last()->size() == BlockSize) |
- m_buffer.append(adoptPtr(new Block)); |
- size_t appendSize = std::min(BlockSize - m_buffer.last()->size(), size); |
- m_buffer.last()->append(data, appendSize); |
- data += appendSize; |
- size -= appendSize; |
- } |
- } |
- |
- // This function consume data in the fist block. |
- // Specified size must be less than over equal to firstBlockSize(). |
- void consume(size_t size) |
- { |
- ASSERT(m_size >= size); |
- if (!m_size) |
- return; |
- |
- ASSERT(m_buffer.size() > 0); |
- ASSERT(m_readOffset + size <= m_buffer.first()->size()); |
- m_readOffset += size; |
- m_size -= size; |
- if (m_readOffset >= m_buffer.first()->size()) { |
- m_readOffset = 0; |
- m_buffer.removeFirst(); |
- } |
- } |
- |
- size_t size() const { return m_size; } |
- |
- const T* firstBlockData() const |
- { |
- if (!m_size) |
- return 0; |
- ASSERT(m_buffer.size() > 0); |
- return &m_buffer.first()->data()[m_readOffset]; |
- } |
- |
- size_t firstBlockSize() const |
- { |
- if (!m_size) |
- return 0; |
- ASSERT(m_buffer.size() > 0); |
- return m_buffer.first()->size() - m_readOffset; |
- } |
- |
-private: |
- size_t m_size; |
- size_t m_readOffset; |
- Deque<OwnPtr<Block> > m_buffer; |
-}; |
- |
-} // namespace WTF |
- |
-using WTF::StreamBuffer; |
- |
-#endif // WTF_StreamBuffer_h |