pjs/xpcom/io/nsIBaseStream.h

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1.9 KiB
C++

/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-
*
* The contents of this file are subject to the Netscape Public License
* Version 1.0 (the "NPL"); you may not use this file except in
* compliance with the NPL. You may obtain a copy of the NPL at
* http://www.mozilla.org/NPL/
*
* Software distributed under the NPL is distributed on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the NPL
* for the specific language governing rights and limitations under the
* NPL.
*
* The Initial Developer of this code under the NPL is Netscape
* Communications Corporation. Portions created by Netscape are
* Copyright (C) 1998 Netscape Communications Corporation. All Rights
* Reserved.
*/
#ifndef nsIBaseStream_h___
#define nsIBaseStream_h___
#include "nscore.h"
#include "nsISupports.h"
/* 6ccb17a0-e95e-11d1-beae-00805f8a66dc */
#define NS_IBASESTREAM_IID \
{ 0x6ccb17a0, 0xe95e, 0x11d1, \
{0xbe, 0xae, 0x00, 0x80, 0x5f, 0x8a, 0x66, 0xdc} }
/** Abstract stream */
class nsIBaseStream : public nsISupports {
public:
static const nsIID& GetIID() { static nsIID iid = NS_IBASESTREAM_IID; return iid; }
/** Close the stream. */
NS_IMETHOD
Close(void) = 0;
};
/** Error codes */
//@{
/// End of file
#define NS_BASE_STREAM_EOF NS_ERROR_GENERATE_FAILURE(NS_ERROR_MODULE_BASE, 1)
/// Stream closed
#define NS_BASE_STREAM_CLOSED NS_ERROR_GENERATE_FAILURE(NS_ERROR_MODULE_BASE, 2)
/// Error from the operating system
#define NS_BASE_STREAM_OSERROR NS_ERROR_GENERATE_FAILURE(NS_ERROR_MODULE_BASE, 3)
/// Illegal arguments
#define NS_BASE_STREAM_ILLEGAL_ARGS NS_ERROR_GENERATE_FAILURE(NS_ERROR_MODULE_BASE, 4)
/// For unichar streams
#define NS_BASE_STREAM_NO_CONVERTER NS_ERROR_GENERATE_FAILURE(NS_ERROR_MODULE_BASE, 5)
/// For unichar streams
#define NS_BASE_STREAM_BAD_CONVERSION NS_ERROR_GENERATE_FAILURE(NS_ERROR_MODULE_BASE, 6)
//@}
#endif /* nsInputStream_h___ */