///////////////////////////////////////////////////////////////////////////////
//
//  Microsoft Research Singularity
//
//  Copyright (c) Microsoft Corporation.  All rights reserved.
//
//  File:   ChannelDeliveryContract.sg
//  Note:   Contract definition for Channel Delivery mechansims
//

using System;
using Microsoft.Singularity.Directory;
using Microsoft.Singularity.Channels;

namespace Microsoft.Singularity.Io
{
    public contract ChannelDeliveryContract : ServiceContract
    {
        public const string ModuleName = "/service/channel-delivery";

        public rep struct MemoryRegion
        {
            public UIntPtr Base;
            public UIntPtr Length;

            public void Initialize(UIntPtr baseAddress, UIntPtr length)
            {
                this.Base   = baseAddress;
                this.Length = length;
            }
        }

        // Signal our identity
        out message Ready();

        override state Start  : one
        {
            Ready! -> ReadyState;
        }

        state ReadyState : one
        {
        }
    }
}