singrdk/base/Services/Smb/Protocol/SmbProtocol.sg

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///////////////////////////////////////////////////////////////////////////////
//
// Copyright (c) Microsoft Corporation. All rights reserved.
//
/*
Virtual Circuit
TID
PID
FID
*/
using System;
using System.Text;
using System.Runtime.InteropServices;
using Microsoft.Singularity.Channels;
using Smb.Shared;
namespace Smb.Protocol
{
public /*static*/ sealed class SmbProtocol
{
private SmbProtocol() {}
public static readonly byte[] SmbSignature = { 0xff, (byte)'S', (byte)'M', (byte)'B' };
public const int NativeFileServicePort = 445;
public const int NbtVirtualCircuitPort = 139;
public const int SmbHeaderSize = 37; // 0x1d; // sizeof(SmbHeader);
/// <summary>
/// Facility code for use in NTSTATUS values.
/// </summary>
public const uint SmbErrorFacilityCode = 0x00980000;
public static bool IsSuccess(SmbError error)
{
return ((uint)error & 0x80000000) == 0;
}
public static bool IsError(SmbError error)
{
return ((uint)error & 0x80000000) != 0;
}
public static SmbError ToSmbError(byte errorClass, ushort code)
{
switch ((SmbErrorClass)errorClass)
{
case SmbErrorClass.Success:
return SmbError.Success;
case SmbErrorClass.FileServer:
return (SmbError)((uint)SmbNtErrorClass.FileServer | code);
case SmbErrorClass.OperatingSystem:
return (SmbError)((uint)SmbNtErrorClass.Dos | code);
case SmbErrorClass.HardwareError:
return (SmbError)((uint)SmbNtErrorClass.Hardware | code);
default:
return (SmbError)((uint)SmbNtErrorClass.Unrecognized | code);
}
}
public static string! GetErrorText(byte errorClass, int code)
{
return GetErrorText((SmbErrorClass)errorClass, code);
}
public static string! GetErrorText(SmbErrorClass errorClass, int code)
{
switch (errorClass)
{
case SmbErrorClass.Success:
return "Success." + ((SmbSuccessMessage)code).ToString();
case SmbErrorClass.OperatingSystem:
return "OperatingSystem." + ((SmbOsError)code).ToString();
case SmbErrorClass.FileServer:
return "FileServer." + ((SmbFileServerError)code).ToString();
case SmbErrorClass.Unrecognized:
return "Unrecognized:" + code;
case SmbErrorClass.HardwareError:
return "Hardware." + ((SmbHardwareError)code).ToString();
default:
return "UNKNOWN CLASS " + errorClass + " CODE " + code;
}
}
}
}