/usr/share/idl/firefox/nsISeekableStream.idl is in firefox-dev 11.0+build1-0ubuntu4.
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/* ***** 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
* http://www.mozilla.org/MPL/
*
* Software distributed under the License is distributed on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
* for the specific language governing rights and limitations under the
* License.
*
* The Original Code is Mozilla FastLoad code.
*
* 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):
*
* Alternatively, the contents of this file may be used under the terms of
* 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"),
* in which case the provisions of the GPL or the LGPL are applicable instead
* of those above. If you wish to allow use of your version of this file only
* under the terms of either the GPL or the LGPL, and not to allow others to
* use your version of this file under the terms of the MPL, indicate your
* decision by deleting the provisions above and replace them with the notice
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* the provisions above, a recipient may use your version of this file under
* the terms of any one of the MPL, the GPL or the LGPL.
*
* ***** END LICENSE BLOCK ***** */
/*
* nsISeekableStream
*
* Note that a stream might not implement all methods (e.g., a readonly stream
* won't implement setEOF)
*/
#include "nsISupports.idl"
[scriptable, uuid(8429d350-1040-4661-8b71-f2a6ba455980)]
interface nsISeekableStream : nsISupports
{
/*
* Sets the stream pointer to the value of the 'offset' parameter
*/
const PRInt32 NS_SEEK_SET = 0;
/*
* Sets the stream pointer to its current location plus the value
* of the offset parameter.
*/
const PRInt32 NS_SEEK_CUR = 1;
/*
* Sets the stream pointer to the size of the stream plus the value
* of the offset parameter.
*/
const PRInt32 NS_SEEK_END = 2;
/**
* seek
*
* This method moves the stream offset of the steam implementing this
* interface.
*
* @param whence specifies how to interpret the 'offset' parameter in
* setting the stream offset associated with the implementing
* stream.
*
* @param offset specifies a value, in bytes, that is used in conjunction
* with the 'whence' parameter to set the stream offset of the
* implementing stream. A negative value causes seeking in
* the reverse direction.
*
* @throws NS_BASE_STREAM_CLOSED if called on a closed stream.
*/
void seek(in long whence, in long long offset);
/**
* tell
*
* This method reports the current offset, in bytes, from the start of the
* stream.
*
* @throws NS_BASE_STREAM_CLOSED if called on a closed stream.
*/
long long tell();
/**
* setEOF
*
* This method truncates the stream at the current offset.
*
* @throws NS_BASE_STREAM_CLOSED if called on a closed stream.
*/
void setEOF();
};
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