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Unified Diff: net/websockets/websocket_deflate_stream.h

Issue 992733002: Remove //net (except for Android test stuff) and sdch (Closed) Base URL: git@github.com:domokit/mojo.git@master
Patch Set: Created 5 years, 9 months ago
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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_
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