Index: net/websockets/websocket_deflate_stream.h |
diff --git a/net/websockets/websocket_deflate_stream.h b/net/websockets/websocket_deflate_stream.h |
deleted file mode 100644 |
index 1426bfc55654e9766863ac70761c3909de506cf6..0000000000000000000000000000000000000000 |
--- a/net/websockets/websocket_deflate_stream.h |
+++ /dev/null |
@@ -1,105 +0,0 @@ |
-// Copyright 2013 The Chromium Authors. All rights reserved. |
-// Use of this source code is governed by a BSD-style license that can be |
-// found in the LICENSE file. |
- |
-#ifndef NET_WEBSOCKETS_WEBSOCKET_DEFLATE_STREAM_H_ |
-#define NET_WEBSOCKETS_WEBSOCKET_DEFLATE_STREAM_H_ |
- |
-#include <string> |
- |
-#include "base/basictypes.h" |
-#include "base/memory/scoped_ptr.h" |
-#include "base/memory/scoped_vector.h" |
-#include "net/base/completion_callback.h" |
-#include "net/base/net_export.h" |
-#include "net/websockets/websocket_deflater.h" |
-#include "net/websockets/websocket_frame.h" |
-#include "net/websockets/websocket_inflater.h" |
-#include "net/websockets/websocket_stream.h" |
- |
-class GURL; |
- |
-namespace net { |
- |
-class WebSocketDeflatePredictor; |
- |
-// WebSocketDeflateStream is a WebSocketStream subclass. |
-// WebSocketDeflateStream is for permessage-deflate WebSocket extension[1]. |
-// |
-// WebSocketDeflateStream::ReadFrames and WriteFrames may change frame |
-// boundary. In particular, if a control frame is placed in the middle of |
-// data message frames, the control frame can overtake data frames. |
-// Say there are frames df1, df2 and cf, df1 and df2 are frames of a |
-// data message and cf is a control message frame. cf may arrive first and |
-// data frames may follow cf. |
-// Note that message boundary will be preserved, i.e. if the last frame of |
-// a message m1 is read / written before the last frame of a message m2, |
-// WebSocketDeflateStream will respect the order. |
-// |
-// [1]: http://tools.ietf.org/html/draft-ietf-hybi-permessage-compression-12 |
-class NET_EXPORT_PRIVATE WebSocketDeflateStream : public WebSocketStream { |
- public: |
- WebSocketDeflateStream(scoped_ptr<WebSocketStream> stream, |
- WebSocketDeflater::ContextTakeOverMode mode, |
- int client_window_bits, |
- scoped_ptr<WebSocketDeflatePredictor> predictor); |
- ~WebSocketDeflateStream() override; |
- |
- // WebSocketStream functions. |
- int ReadFrames(ScopedVector<WebSocketFrame>* frames, |
- const CompletionCallback& callback) override; |
- int WriteFrames(ScopedVector<WebSocketFrame>* frames, |
- const CompletionCallback& callback) override; |
- void Close() override; |
- std::string GetSubProtocol() const override; |
- std::string GetExtensions() const override; |
- |
- private: |
- enum ReadingState { |
- READING_COMPRESSED_MESSAGE, |
- READING_UNCOMPRESSED_MESSAGE, |
- NOT_READING, |
- }; |
- |
- enum WritingState { |
- WRITING_COMPRESSED_MESSAGE, |
- WRITING_UNCOMPRESSED_MESSAGE, |
- WRITING_POSSIBLY_COMPRESSED_MESSAGE, |
- NOT_WRITING, |
- }; |
- |
- // Handles asynchronous completion of ReadFrames() call on |stream_|. |
- void OnReadComplete(ScopedVector<WebSocketFrame>* frames, |
- const CompletionCallback& callback, |
- int result); |
- |
- // This function deflates |frames| and stores the result to |frames| itself. |
- int Deflate(ScopedVector<WebSocketFrame>* frames); |
- void OnMessageStart(const ScopedVector<WebSocketFrame>& frames, size_t index); |
- int AppendCompressedFrame(const WebSocketFrameHeader& header, |
- ScopedVector<WebSocketFrame>* frames_to_write); |
- int AppendPossiblyCompressedMessage( |
- ScopedVector<WebSocketFrame>* frames, |
- ScopedVector<WebSocketFrame>* frames_to_write); |
- |
- // This function inflates |frames| and stores the result to |frames| itself. |
- int Inflate(ScopedVector<WebSocketFrame>* frames); |
- |
- int InflateAndReadIfNecessary(ScopedVector<WebSocketFrame>* frames, |
- const CompletionCallback& callback); |
- |
- const scoped_ptr<WebSocketStream> stream_; |
- WebSocketDeflater deflater_; |
- WebSocketInflater inflater_; |
- ReadingState reading_state_; |
- WritingState writing_state_; |
- WebSocketFrameHeader::OpCode current_reading_opcode_; |
- WebSocketFrameHeader::OpCode current_writing_opcode_; |
- scoped_ptr<WebSocketDeflatePredictor> predictor_; |
- |
- DISALLOW_COPY_AND_ASSIGN(WebSocketDeflateStream); |
-}; |
- |
-} // namespace net |
- |
-#endif // NET_WEBSOCKETS_WEBSOCKET_DEFLATE_STREAM_H_ |