gecko-dev/xpcom/io/nsBinaryStream.h

92 строки
2.7 KiB
C++

/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim: set ts=8 sts=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 nsBinaryStream_h___
#define nsBinaryStream_h___
#include "nsCOMPtr.h"
#include "nsAString.h"
#include "nsIObjectInputStream.h"
#include "nsIObjectOutputStream.h"
#include "nsIStreamBufferAccess.h"
#define NS_BINARYOUTPUTSTREAM_CID \
{ /* 86c37b9a-74e7-4672-844e-6e7dd83ba484 */ \
0x86c37b9a, \
0x74e7, \
0x4672, \
{0x84, 0x4e, 0x6e, 0x7d, 0xd8, 0x3b, 0xa4, 0x84} \
}
#define NS_BINARYOUTPUTSTREAM_CONTRACTID "@mozilla.org/binaryoutputstream;1"
// Derive from nsIObjectOutputStream so this class can be used as a superclass
// by nsObjectOutputStream.
class nsBinaryOutputStream : public nsIObjectOutputStream
{
public:
nsBinaryOutputStream() {}
// virtual dtor since subclasses call our Release()
virtual ~nsBinaryOutputStream() {}
protected:
// nsISupports methods
NS_DECL_ISUPPORTS
// nsIOutputStream methods
NS_DECL_NSIOUTPUTSTREAM
// nsIBinaryOutputStream methods
NS_DECL_NSIBINARYOUTPUTSTREAM
// nsIObjectOutputStream methods
NS_DECL_NSIOBJECTOUTPUTSTREAM
// Call Write(), ensuring that all proffered data is written
nsresult WriteFully(const char *aBuf, uint32_t aCount);
nsCOMPtr<nsIOutputStream> mOutputStream;
nsCOMPtr<nsIStreamBufferAccess> mBufferAccess;
};
#define NS_BINARYINPUTSTREAM_CID \
{ /* c521a612-2aad-46db-b6ab-3b821fb150b1 */ \
0xc521a612, \
0x2aad, \
0x46db, \
{0xb6, 0xab, 0x3b, 0x82, 0x1f, 0xb1, 0x50, 0xb1} \
}
#define NS_BINARYINPUTSTREAM_CONTRACTID "@mozilla.org/binaryinputstream;1"
// Derive from nsIObjectInputStream so this class can be used as a superclass
// by nsObjectInputStream.
class nsBinaryInputStream : public nsIObjectInputStream
{
public:
nsBinaryInputStream() {}
// virtual dtor since subclasses call our Release()
virtual ~nsBinaryInputStream() {}
protected:
// nsISupports methods
NS_DECL_ISUPPORTS
// nsIInputStream methods
NS_DECL_NSIINPUTSTREAM
// nsIBinaryInputStream methods
NS_DECL_NSIBINARYINPUTSTREAM
// nsIObjectInputStream methods
NS_DECL_NSIOBJECTINPUTSTREAM
nsCOMPtr<nsIInputStream> mInputStream;
nsCOMPtr<nsIStreamBufferAccess> mBufferAccess;
};
#endif // nsBinaryStream_h___