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// Copyright 2017 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
module network.mojom;
// An interface that can vend a data pipe multiple times. You can think of it
// as backed by content like a Blob that can be read multiple times.
interface DataPipeGetter {
// Reads all the content, writing into |pipe|. Calls the callback with |size|
// once the size of the content is known. The callback must be invoked before
// writing to |pipe|, since the size needs to be known to generate the
// Content-Length request header. If an error occurred before the size was
// known, the callback is instead called with the net::Error |status|.
Read(handle<data_pipe_producer> pipe) => (int32 status, uint64 size);
// Makes a clone so there can be multiple handles to this interface. This
// doesn't imply the data itself is cloned: this can be an inexpensive
// operation.
Clone(pending_receiver<DataPipeGetter> receiver);