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Diffstat (limited to 'WebCore/html/FileStream.h')
-rw-r--r-- | WebCore/html/FileStream.h | 101 |
1 files changed, 0 insertions, 101 deletions
diff --git a/WebCore/html/FileStream.h b/WebCore/html/FileStream.h deleted file mode 100644 index e299fe4..0000000 --- a/WebCore/html/FileStream.h +++ /dev/null @@ -1,101 +0,0 @@ -/* - * Copyright (C) 2010 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 FileStream_h -#define FileStream_h - -#if ENABLE(BLOB) || ENABLE(FILE_WRITER) - -#include "ExceptionCode.h" -#include "FileSystem.h" -#include <wtf/Forward.h> -#include <wtf/PassRefPtr.h> -#include <wtf/RefCounted.h> - -namespace WebCore { - -class Blob; - -// All methods are synchronous. -class FileStream : public RefCounted<FileStream> { -public: - static PassRefPtr<FileStream> create() - { - return adoptRef(new FileStream()); - } - virtual ~FileStream(); - - // FIXME: To be removed when we switch to using BlobData. - void start(); - - // Aborts the operation. - void stop(); - - // Gets the size of a file. Also validates if the file has been changed or not if the expected modification time is provided, i.e. non-zero. - // Returns total number of bytes if successful. -1 otherwise. - long long getSize(const String& path, double expectedModificationTime); - - // Opens a file for reading. The reading starts at the specified offset and lasts till the specified length. - // Returns 0 on success. Exception code otherwise. - ExceptionCode openForRead(const String& path, long long offset, long long length); - - // Opens a file for writing. - // Returns 0 on success. Exception code otherwise. - ExceptionCode openForWrite(const String& path); - - // Closes the file. - void close(); - - // Reads a file into the provided data buffer. - // Returns number of bytes being read on success. -1 otherwise. - // If 0 is returned, it means that the reading is completed. - int read(char* buffer, int length); - - // Writes a blob to the file. - // Returns number of bytes being written on success. -1 otherwise. - int write(Blob*, long long position, int length); - - // Truncates the file to the specified position. - // Returns 0 on success. Exception code otherwise. - ExceptionCode truncate(long long position); - -private: - FileStream(); - - PlatformFileHandle m_handle; - long long m_bytesProcessed; - long long m_totalBytesToRead; -}; - -} // namespace WebCore - -#endif // ENABLE(BLOB) || ENABLE(FILE_WRITER) - -#endif // FileStream_h |