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Unified Diff: net/base/file_stream_win.h

Issue 10701050: net: Implement canceling of all async operations in FileStream. (Closed) Base URL: https://src.chromium.org/chrome/trunk/src/
Patch Set: Created 8 years, 1 month ago
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Index: net/base/file_stream_win.h
diff --git a/net/base/file_stream_win.h b/net/base/file_stream_win.h
deleted file mode 100644
index e241f4caa64f8ecb99f9df80f84aa4acd55d6f90..0000000000000000000000000000000000000000
--- a/net/base/file_stream_win.h
+++ /dev/null
@@ -1,104 +0,0 @@
-// Copyright (c) 2012 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.
-
-// This file implements FileStream for Windows.
-
-#ifndef NET_BASE_FILE_STREAM_WIN_H_
-#define NET_BASE_FILE_STREAM_WIN_H_
-
-#include "base/memory/scoped_ptr.h"
-#include "base/memory/weak_ptr.h"
-#include "base/platform_file.h"
-#include "base/synchronization/waitable_event.h"
-#include "net/base/completion_callback.h"
-#include "net/base/file_stream_whence.h"
-#include "net/base/net_export.h"
-#include "net/base/net_log.h"
-
-class FilePath;
-
-namespace base {
-class WaitableEvent;
-}
-
-namespace net {
-
-class IOBuffer;
-
-class NET_EXPORT FileStreamWin {
- public:
- explicit FileStreamWin(net::NetLog* net_log);
- FileStreamWin(base::PlatformFile file, int flags, net::NetLog* net_log);
- ~FileStreamWin();
-
- // FileStream implementations.
- void Close(const CompletionCallback& callback);
- void CloseSync();
- int Open(const FilePath& path, int open_flags,
- const CompletionCallback& callback);
- int OpenSync(const FilePath& path, int open_flags);
- bool IsOpen() const;
- int Seek(Whence whence, int64 offset,
- const Int64CompletionCallback& callback);
- int64 SeekSync(Whence whence, int64 offset);
- int64 Available();
- int Read(IOBuffer* buf, int buf_len, const CompletionCallback& callback);
- int ReadSync(char* buf, int buf_len);
- int ReadUntilComplete(char *buf, int buf_len);
- int Write(IOBuffer* buf, int buf_len, const CompletionCallback& callback);
- int WriteSync(const char* buf, int buf_len);
- int64 Truncate(int64 bytes);
- int Flush(const CompletionCallback& callback);
- int FlushSync();
- void EnableErrorStatistics();
- void SetBoundNetLogSource(const net::BoundNetLog& owner_bound_net_log);
- base::PlatformFile GetPlatformFileForTesting();
-
- private:
- class AsyncContext;
-
- // A helper method for Seek.
- void SeekFile(Whence whence, int64 offset, int64* result);
-
- // A helper method for Flush.
- void FlushFile(int* result);
-
- // Called when the file_ is opened asynchronously. |result| contains the
- // result as a network error code.
- void OnOpened(const CompletionCallback& callback, int* result);
-
- // Called when the file_ is closed asynchronously.
- void OnClosed(const CompletionCallback& callback);
-
- // Called when the file_ is seeked asynchronously.
- void OnSeeked(const Int64CompletionCallback& callback, int64* result);
-
- // Called when the file_ is flushed asynchronously.
- void OnFlushed(const CompletionCallback& callback, int* result);
-
- // Resets on_io_complete_ and WeakPtr's.
- // Called in OnOpened, OnClosed and OnSeeked.
- void ResetOnIOComplete();
-
- // Waits until the in-flight async open/close operation is complete.
- void WaitForIOCompletion();
-
- // This member is used to support asynchronous reads. It is non-null when
- // the FileStreamWin was opened with PLATFORM_FILE_ASYNC.
- scoped_ptr<AsyncContext> async_context_;
-
- base::PlatformFile file_;
- int open_flags_;
- bool auto_closed_;
- bool record_uma_;
- net::BoundNetLog bound_net_log_;
- base::WeakPtrFactory<FileStreamWin> weak_ptr_factory_;
- scoped_ptr<base::WaitableEvent> on_io_complete_;
-
- DISALLOW_COPY_AND_ASSIGN(FileStreamWin);
-};
-
-} // namespace net
-
-#endif // NET_BASE_FILE_STREAM_WIN_H_

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