gecko-dev/xpcom/io/nsIInputStreamTee.idl

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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/* ***** BEGIN LICENSE BLOCK *****
* Version: MPL 1.1/GPL 2.0/LGPL 2.1
*
* The contents of this file are subject to the Mozilla Public License Version
* 1.1 (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
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*
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* The Original Code is mozilla.org code.
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* The Initial Developer of the Original Code is
* Netscape Communications Corporation.
* Portions created by the Initial Developer are Copyright (C) 2001
* the Initial Developer. All Rights Reserved.
*
* Contributor(s):
* Darin Fisher <darin@netscape.com> (original author)
*
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* either of the GNU General Public License Version 2 or later (the "GPL"),
* or the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
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#include "nsIInputStream.idl"
interface nsIOutputStream;
/**
* A nsIInputStreamTee is a wrapper for an input stream, that when read
* reads the specified amount of data from its |source| and copies that
* data to its |sink|. |sink| must be a blocking output stream.
*/
[scriptable, uuid(44e8b2c8-1ecb-4a63-8b23-3e3500c34f32)]
interface nsIInputStreamTee : nsIInputStream
{
attribute nsIInputStream source;
attribute nsIOutputStream sink;
};
%{C++
// factory method
extern NS_COM nsresult
NS_NewInputStreamTee(nsIInputStream **tee, // read from this input stream
nsIInputStream *source,
nsIOutputStream *sink);
%}