90 lines
2.8 KiB
Plaintext
90 lines
2.8 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: Attr.sg
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//
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// Note:
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//
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using FileSystem.Utils;
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using System;
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using System.Text;
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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.Channels;
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using Microsoft.Singularity.FileSystem;
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using Microsoft.Singularity.V1.Services;
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using Microsoft.Contracts;
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using Microsoft.SingSharp.Reflection;
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using Microsoft.Singularity.Applications;
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using Microsoft.Singularity.Io;
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using Microsoft.Singularity.Configuration;
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[assembly: Transform(typeof(ApplicationResourceTransform))]
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namespace Microsoft.Singularity.Applications
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{
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[ConsoleCategory(HelpMessage="Show attributes associated with a file", DefaultAction=true)]
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internal class Parameters
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{
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[InputEndpoint("data")]
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public readonly TRef<UnicodePipeContract.Exp:READY> Stdin;
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[OutputEndpoint("data")]
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public readonly TRef<UnicodePipeContract.Imp:READY> Stdout;
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[Endpoint]
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public readonly TRef<DirectoryServiceContract.Imp:Start> nsRef;
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[StringParameter( "filename", Mandatory=true, Position=0, HelpMessage="Name of file.")]
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internal string fileName;
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reflective internal Parameters();
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internal int AppMain() {
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return FsAttributes.AppMain(this);
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}
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}
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public class FsAttributes
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{
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internal static int AppMain(Parameters! config)
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{
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long size;
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NodeType nodeType;
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DirectoryServiceContract.Imp rootNS = (config.nsRef).Acquire();
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if (rootNS == null) {
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throw new Exception("Unable to acquire handle to the Directory Service root");
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}
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rootNS.RecvSuccess();
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ErrorCode error;
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bool ok = FileUtils.GetAttributes(config.fileName, rootNS, out size, out nodeType, out error);
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delete rootNS;
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if (ok) {
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Console.WriteLine("GetAttributes for " + config.fileName);
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Console.WriteLine(" Size: " + size);
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Console.WriteLine(" NodeType: {0}", SdsUtils.NodeTypeToString(nodeType) );
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return 0;
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}
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else {
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Console.WriteLine(" Attr for ({0}) failed. reason:{1}",
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config.fileName, SdsUtils.ErrorCodeToString(error) );
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}
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return -1;
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}
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private static void Usage()
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{
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Console.WriteLine("type <filename> displays output of file on console.");
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}
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} // class Test
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}
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