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Diffstat (limited to 'netwerk/base/nsIStreamListener.idl')
-rw-r--r-- | netwerk/base/nsIStreamListener.idl | 38 |
1 files changed, 38 insertions, 0 deletions
diff --git a/netwerk/base/nsIStreamListener.idl b/netwerk/base/nsIStreamListener.idl new file mode 100644 index 0000000000..68ade60cd1 --- /dev/null +++ b/netwerk/base/nsIStreamListener.idl @@ -0,0 +1,38 @@ +/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */ +/* 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 "nsIRequestObserver.idl" + +interface nsIInputStream; + +/** + * nsIStreamListener + */ +[scriptable, uuid(3b4c8a77-76ba-4610-b316-678c73a3b88c)] +interface nsIStreamListener : nsIRequestObserver +{ + /** + * Called when the next chunk of data (corresponding to the request) may + * be read without blocking the calling thread. The onDataAvailable impl + * must read exactly |aCount| bytes of data before returning. + * + * @param aRequest request corresponding to the source of the data + * @param aInputStream input stream containing the data chunk + * @param aOffset + * Number of bytes that were sent in previous onDataAvailable calls + * for this request. In other words, the sum of all previous count + * parameters. + * @param aCount number of bytes available in the stream + * + * NOTE: The aInputStream parameter must implement readSegments. + * + * An exception thrown from onDataAvailable has the side-effect of + * causing the request to be canceled. + */ + void onDataAvailable(in nsIRequest aRequest, + in nsIInputStream aInputStream, + in unsigned long long aOffset, + in unsigned long aCount); +}; |