src/devices/tests/ddk-instance-lifecycle-test/instancelifecycle.test.fidl

// Copyright 2020 The Fuchsia Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

library fuchsia.device.instancelifecycle.test;

using zx;

protocol TestDevice {
    /// Creates a new device that will return instance devices on open().
    /// |lifecycle| will provide a stream of lifecycle events for the device itself.
    CreateDevice(request<Lifecycle> lifecycle, zx.handle:CHANNEL? client_remote)
        -> () error zx.status;
};

protocol InstanceDevice {
    /// Get a stream of lifecycle events for this instance device
    SubscribeToLifecycle(request<Lifecycle> lifecycle) -> () error zx.status;

    /// Request the asynchronous removal of the main device, rather than the instance devices.
    RemoveDevice();
};

protocol Lifecycle {
    /// Sent when the Open hook is called.
    -> OnOpen();
    /// Sent when the Close hook is called.
    -> OnClose();
    /// Sent when the Unbind hook is called.
    -> OnUnbind();
    /// Sent when the Release hook is called.
    -> OnRelease();
};