mirror of
https://github.com/mozilla/gecko-dev.git
synced 2024-11-01 14:45:29 +00:00
103 lines
2.5 KiB
C++
103 lines
2.5 KiB
C++
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
|
|
/* vim: set ts=2 et sw=2 tw=80: */
|
|
/* This Source Code Form is subject to the terms of the Mozilla Public
|
|
* License, v. 2.0. If a copy of the MPL was not distributed with this file,
|
|
* You can obtain one at http://mozilla.org/MPL/2.0/. */
|
|
|
|
#ifndef mozilla_dom_FileStreamWrappers_h
|
|
#define mozilla_dom_FileStreamWrappers_h
|
|
|
|
#include "nsAutoPtr.h"
|
|
#include "nsCOMPtr.h"
|
|
#include "nsIInputStream.h"
|
|
#include "nsIOutputStream.h"
|
|
#include "nsIIPCSerializableInputStream.h"
|
|
|
|
namespace mozilla {
|
|
namespace ipc {
|
|
class InputStreamParams;
|
|
} // namespace ipc
|
|
|
|
namespace dom {
|
|
|
|
class FileHelper;
|
|
|
|
class FileStreamWrapper : public nsISupports
|
|
{
|
|
public:
|
|
NS_DECL_THREADSAFE_ISUPPORTS
|
|
|
|
FileStreamWrapper(nsISupports* aFileStream,
|
|
FileHelper* aFileHelper,
|
|
uint64_t aOffset,
|
|
uint64_t aLimit,
|
|
uint32_t aFlags);
|
|
|
|
enum {
|
|
NOTIFY_PROGRESS = 1 << 0,
|
|
NOTIFY_CLOSE = 1 << 1,
|
|
NOTIFY_DESTROY = 1 << 2
|
|
};
|
|
|
|
protected:
|
|
virtual ~FileStreamWrapper();
|
|
|
|
nsCOMPtr<nsISupports> mFileStream;
|
|
nsRefPtr<FileHelper> mFileHelper;
|
|
uint64_t mOffset;
|
|
uint64_t mLimit;
|
|
uint32_t mFlags;
|
|
bool mFirstTime;
|
|
};
|
|
|
|
class FileInputStreamWrapper : public FileStreamWrapper,
|
|
public nsIInputStream,
|
|
public nsIIPCSerializableInputStream
|
|
{
|
|
typedef mozilla::ipc::InputStreamParams InputStreamParams;
|
|
|
|
public:
|
|
NS_DECL_ISUPPORTS_INHERITED
|
|
NS_DECL_NSIINPUTSTREAM
|
|
NS_DECL_NSIIPCSERIALIZABLEINPUTSTREAM
|
|
|
|
FileInputStreamWrapper(nsISupports* aFileStream,
|
|
FileHelper* aFileHelper,
|
|
uint64_t aOffset,
|
|
uint64_t aLimit,
|
|
uint32_t aFlags);
|
|
|
|
protected:
|
|
virtual ~FileInputStreamWrapper()
|
|
{ }
|
|
|
|
private:
|
|
nsCOMPtr<nsIInputStream> mInputStream;
|
|
};
|
|
|
|
class FileOutputStreamWrapper : public FileStreamWrapper,
|
|
public nsIOutputStream
|
|
{
|
|
public:
|
|
NS_DECL_ISUPPORTS_INHERITED
|
|
NS_DECL_NSIOUTPUTSTREAM
|
|
|
|
FileOutputStreamWrapper(nsISupports* aFileStream,
|
|
FileHelper* aFileHelper,
|
|
uint64_t aOffset,
|
|
uint64_t aLimit,
|
|
uint32_t aFlags);
|
|
|
|
protected:
|
|
virtual ~FileOutputStreamWrapper()
|
|
{ }
|
|
|
|
private:
|
|
nsCOMPtr<nsIOutputStream> mOutputStream;
|
|
};
|
|
|
|
} // namespace dom
|
|
} // namespace mozilla
|
|
|
|
#endif // mozilla_dom_FileStreamWrappers_h
|