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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* 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/. */
#include "nsISupports.idl"
interface nsIInputStream;
interface nsIRunnable;
[scriptable, uuid(2f712b52-19c5-4e0c-9e8f-b5c7c3b67049)]
interface nsIUploadChannel2 : nsISupports
{
/**
* Sets a stream to be uploaded by this channel with the specified
* Content-Type and Content-Length header values.
*
* Most implementations of this interface require that the stream:
* (1) implement threadsafe addRef and release
* (2) implement nsIInputStream::readSegments
* (3) implement nsISeekableStream::seek
*
* @param aStream
* The stream to be uploaded by this channel.
* @param aContentType
* This value will replace any existing Content-Type
* header on the HTTP request, regardless of whether
* or not its empty.
* @param aContentLength
* A value of -1 indicates that the length of the stream should be
* determined by calling the stream's |available| method.
* @param aMethod
* The HTTP request method to set on the stream.
* @param aStreamHasHeaders
* True if the stream already contains headers for the HTTP request.
*/
void explicitSetUploadStream(in nsIInputStream aStream,
in ACString aContentType,
in long long aContentLength,
in ACString aMethod,
in boolean aStreamHasHeaders);
/**
* Value of aStreamHasHeaders from the last successful call to
* explicitSetUploadStream. TRUE indicates the attached upload stream
* contains request headers.
*/
readonly attribute boolean uploadStreamHasHeaders;
/**
* Ensure the upload stream, if any, is cloneable. This may involve
* async copying, so a callback runnable must be provided. It will
* invoked on the current thread when the upload stream is ready
* for cloning. If the stream is already cloneable, then the callback
* will be invoked synchronously.
*/
[noscript]
void ensureUploadStreamIsCloneable(in nsIRunnable aCallback);
/**
* Clones the upload stream. May return failure if the upload stream
* is not cloneable. If this is not acceptable, use the
* ensureUploadStreamIsCloneable() method first.
* aContentLength could be -1 in case the size of the stream is unknown,
* otherwise it will contain the known size of the stream.
*/
[noscript]
nsIInputStream cloneUploadStream(out long long aContentLength);
};