78 lines
2.2 KiB
Plaintext
78 lines
2.2 KiB
Plaintext
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////////////////////////////////////////////////////////////////////////////////
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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: CHello.cs
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//
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// Note: Simple Singularity test program.
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//
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using System;
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using System.Runtime.CompilerServices;
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using System.Threading;
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using Microsoft.Singularity;
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using Microsoft.Singularity.Directory;
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using Microsoft.Singularity.V1.Services;
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using Microsoft.Singularity.Io;
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namespace Microsoft.Singularity.Applications
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{
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public class CHello
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{
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public static ServiceContract.Imp OpenDevice(String! devname)
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{
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ServiceContract.Exp! exp;
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ServiceContract.Imp! imp;
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ServiceContract.NewChannel(out imp, out exp);
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// get NS endpoint
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DirectoryServiceContract.Imp ns = DirectoryService.NewClientEndpoint();
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bool success = false;
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ns.SendBind(Bitter.FromString2(devname),exp);
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switch receive
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{
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case ns.AckBind():
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Console.WriteLine("Received AckBind from namespace.");
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success = true;
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break;
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case ns.NakBind(rejected, error):
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delete rejected;
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Console.WriteLine("Received NakLookup from namespace.");
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break;
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case ns.ChannelClosed():
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Console.WriteLine("Channel closed to nameserver.");
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break;
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}
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if (!success)
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{
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Console.WriteLine("Bind of {0} failed\n", devname);
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delete imp;
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delete ns;
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return null;
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}
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delete ns;
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return imp;
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}
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public static int Main(String[] args)
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{
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Console.WriteLine("Hello World!");
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ServiceContract.Imp device = OpenDevice("/dev/disk0");
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if (device == null) {
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Console.WriteLine("Couldn't open disk0");
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return 1;
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}
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delete device;
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Console.WriteLine("Opened disk0");
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return 0;
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}
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}
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}
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