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76 lines
2.8 KiB
Plaintext
76 lines
2.8 KiB
Plaintext
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// Copyright 2014 The Chromium Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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module service_manager.mojom;
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import "services/service_manager/public/interfaces/connector.mojom";
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import "services/service_manager/public/interfaces/interface_provider.mojom";
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import "services/service_manager/public/interfaces/interface_provider_spec.mojom";
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import "services/service_manager/public/interfaces/service_control.mojom";
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// Metadata describing an instance of a service that originated a call to
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// BindInterface().
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struct BindSourceInfo {
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// The service's identity.
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Identity identity;
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// An array of the capabilities exposed by the target that are required by the
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// source.
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CapabilitySet required_capabilities;
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};
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// Implemented by any service which is known to the Service Manager, for which
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// instances may be tracked. It allows the implementor to receive lifecycle
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// events and service inbound connection attempts.
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interface Service {
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// Called by the service manager once an instance for this service has been
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// created. This method will be called exactly once before any other method is
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// called.
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//
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// Parameters:
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//
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// identity
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// The identity of this instance in the service manager. Includes:
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// * The resolved name used in the connection request that resulted in this
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// instance being initialized.
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// * The user associated with this instance in the service manager. This
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// will never be kInheritUserID.
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// * The instance group this instance belongs to.
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//
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// Response parameters:
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//
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// connector_request
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// An optional Connector request for the service manager to bind, allowing
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// the initialized client to connect to others.
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//
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// control_request
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// An optional associated ServiceControl request.
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//
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OnStart(Identity identity) => (Connector&? connector_request,
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associated ServiceControl&? control_request);
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// Called when a request to bind an interface is received from another
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// ("source") service. This is the result of that service calling
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// BindInterface() on a Connector. By the time this method is called, the
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// service manager has already completed a policy check to determine that this
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// interface can be bound.
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//
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// The Service must respond to acknowledge receipt of the request.
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//
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// Parameters:
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//
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// source
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// Contains information about the source of the request.
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//
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// interface_name
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// The name of the interface to be bound.
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//
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// interface_pipe
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// The message pipe to bind the interface implementation to.
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//
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OnBindInterface(BindSourceInfo source,
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string interface_name,
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handle<message_pipe> interface_pipe) => ();
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};
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