127 lines
3.6 KiB
Plaintext
127 lines
3.6 KiB
Plaintext
///////////////////////////////////////////////////////////////////////////////
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//
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// Microsoft Research Singularity
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//
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// Copyright (c) Microsoft Corporation. All rights reserved.
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//
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// File: Contracts\ServiceManager.Contracts\ServiceManagementContracts.sg
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//
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// Note: SMS-clients contract
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//
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using Microsoft.SingSharp;
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using Microsoft.Singularity.Channels;
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using Microsoft.Singularity.Directory;
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namespace Microsoft.Singularity.ServiceManager
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{
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public rep struct ServiceInfo : ITracked
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{
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private char[]! in ExHeap name;
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private char[]! in ExHeap binary;
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public int Id;
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public ServiceType Type;
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public ServiceInfo(int id, string! name, string! binary,
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ServiceType type)
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{
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Id = id;
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this.name = Bitter.FromString2(name);
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this.binary = Bitter.FromString2(binary);
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this.Type = type;
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}
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public string! Name
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{
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get
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{
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expose (this) {
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return Bitter.ToString2(name);
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}
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}
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private set {}
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}
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public string! Binary
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{
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get
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{
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expose (this) {
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return Bitter.ToString2(binary);
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}
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}
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private set {}
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}
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}
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public enum ServiceType : uint
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{
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Unknown,
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Default,
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Resilient,
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}
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public contract ServiceManagementContract : ServiceContract
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{
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public const string ModuleName = "/services";
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out message Success();
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out message NotFound(ServiceControlContract.Exp:Start! ep);
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out message PermissionDenied(ServiceControlContract.Exp:Start! ep);
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out message TryAgain(ServiceControlContract.Exp:Start! ep);
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in message Bind(ServiceInfo*! in ExHeap info, ServiceControlContract.Exp:Start! ep);
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out message AckBind();
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in message GetControl(int id, ServiceControlContract.Exp:Start! ep);
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out message AckGetControl();
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in message Unbind(int id);
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out message AckUnbind(ServiceControlContract.Exp:Start! ep);
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out message ControlNotFound();
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out message ServiceNotFound();
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out message ControlPermissionDenied();
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in message BeginEnumeration();
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in message MoveNext();
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in message EndEnumeration();
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out message EnumerationTerminated();
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out message Current(ServiceInfo*! in ExHeap info);
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override state Start : one {
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Success! -> Ready;
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}
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state Enumerate : one {
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EnumerationTerminated! -> Ready;
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Current! -> EnumerateAck;
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}
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state EnumerateAck : one {
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MoveNext? -> Enumerate;
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EndEnumeration? -> Ready;
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}
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state Ready : one {
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Bind? -> (AckBind!
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or NotFound!
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or PermissionDenied!
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) -> Ready;
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GetControl? -> (AckGetControl!
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or NotFound!
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or PermissionDenied!
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or TryAgain!
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) -> Ready;
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Unbind? -> (AckUnbind!
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or ControlNotFound!
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or ServiceNotFound!
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or ControlPermissionDenied!
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) -> Ready;
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BeginEnumeration? -> Enumerate;
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}
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}
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}
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