mirror of
				https://github.com/jellyfin/jellyfin.git
				synced 2025-11-03 19:17:24 -05:00 
			
		
		
		
	
		
			
				
	
	
		
			693 lines
		
	
	
		
			17 KiB
		
	
	
	
		
			C#
		
	
	
	
	
	
			
		
		
	
	
			693 lines
		
	
	
		
			17 KiB
		
	
	
	
		
			C#
		
	
	
	
	
	
// This code is derived from jcifs smb client library <jcifs at samba dot org>
 | 
						|
// Ported by J. Arturo <webmaster at komodosoft dot net>
 | 
						|
//
 | 
						|
// This library is free software; you can redistribute it and/or
 | 
						|
// modify it under the terms of the GNU Lesser General Public
 | 
						|
// License as published by the Free Software Foundation; either
 | 
						|
// version 2.1 of the License, or (at your option) any later version.
 | 
						|
//  
 | 
						|
// This library is distributed in the hope that it will be useful,
 | 
						|
// but WITHOUT ANY WARRANTY; without even the implied warranty of
 | 
						|
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 | 
						|
// Lesser General Public License for more details.
 | 
						|
//  
 | 
						|
// You should have received a copy of the GNU Lesser General Public
 | 
						|
// License along with this library; if not, write to the Free Software
 | 
						|
// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 | 
						|
using System;
 | 
						|
using SharpCifs.Util;
 | 
						|
using SharpCifs.Util.Sharpen;
 | 
						|
using SharpCifs.Util.Transport;
 | 
						|
 | 
						|
namespace SharpCifs.Smb
 | 
						|
{
 | 
						|
	public abstract class ServerMessageBlock: Response
 | 
						|
	{
 | 
						|
		internal static LogStream Log = LogStream.GetInstance();
 | 
						|
 | 
						|
        internal static long Ticks1601 = new DateTime(1601, 1, 1).Ticks;
 | 
						|
 | 
						|
		internal static readonly byte[] Header = { 0xFF, (byte)('S'), (byte)('M'), 
 | 
						|
			(byte)('B'), 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 
 | 
						|
            0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 };
 | 
						|
 | 
						|
		internal static void WriteInt2(long val, byte[] dst, int dstIndex)
 | 
						|
		{
 | 
						|
			dst[dstIndex] = unchecked((byte)(val));
 | 
						|
			dst[++dstIndex] = unchecked((byte)(val >> 8));
 | 
						|
		}
 | 
						|
 | 
						|
		internal static void WriteInt4(long val, byte[] dst, int dstIndex)
 | 
						|
		{
 | 
						|
			dst[dstIndex] = unchecked((byte)(val));
 | 
						|
			dst[++dstIndex] = unchecked((byte)(val >>= 8));
 | 
						|
			dst[++dstIndex] = unchecked((byte)(val >>= 8));
 | 
						|
			dst[++dstIndex] = unchecked((byte)(val >> 8));
 | 
						|
		}
 | 
						|
 | 
						|
		internal static int ReadInt2(byte[] src, int srcIndex)
 | 
						|
		{
 | 
						|
			return unchecked(src[srcIndex] & 0xFF) + ((src[srcIndex + 1] & 0xFF) << 8);
 | 
						|
		}
 | 
						|
 | 
						|
		internal static int ReadInt4(byte[] src, int srcIndex)
 | 
						|
		{
 | 
						|
			return unchecked(src[srcIndex] & 0xFF) + ((src[srcIndex + 1] & 0xFF) << 8) + ((src[srcIndex + 2] 
 | 
						|
                & 0xFF) << 16) + ((src[srcIndex + 3] & 0xFF) << 24);
 | 
						|
		}
 | 
						|
 | 
						|
		internal static long ReadInt8(byte[] src, int srcIndex)
 | 
						|
		{
 | 
						|
			return unchecked(ReadInt4(src, srcIndex) & unchecked(0xFFFFFFFFL)) + unchecked((long)(ReadInt4
 | 
						|
				(src, srcIndex + 4)) << 32);
 | 
						|
		}
 | 
						|
 | 
						|
		internal static void WriteInt8(long val, byte[] dst, int dstIndex)
 | 
						|
		{
 | 
						|
			dst[dstIndex] = unchecked((byte)(val));
 | 
						|
			dst[++dstIndex] = unchecked((byte)(val >>= 8));
 | 
						|
			dst[++dstIndex] = unchecked((byte)(val >>= 8));
 | 
						|
			dst[++dstIndex] = unchecked((byte)(val >>= 8));
 | 
						|
			dst[++dstIndex] = unchecked((byte)(val >>= 8));
 | 
						|
			dst[++dstIndex] = unchecked((byte)(val >>= 8));
 | 
						|
			dst[++dstIndex] = unchecked((byte)(val >>= 8));
 | 
						|
			dst[++dstIndex] = unchecked((byte)(val >> 8));
 | 
						|
		}
 | 
						|
 | 
						|
		internal static long ReadTime(byte[] src, int srcIndex)
 | 
						|
		{
 | 
						|
			int low = ReadInt4(src, srcIndex);
 | 
						|
			int hi = ReadInt4(src, srcIndex + 4);
 | 
						|
			long t = ((long)hi << (int)32L) | (low & unchecked((long)(0xFFFFFFFFL)));
 | 
						|
			t = (t / 10000L - SmbConstants.MillisecondsBetween1970And1601);
 | 
						|
			return t;
 | 
						|
		}
 | 
						|
 | 
						|
		internal static void WriteTime(long t, byte[] dst, int dstIndex)
 | 
						|
		{
 | 
						|
			if (t != 0L)
 | 
						|
			{
 | 
						|
                t = (t + SmbConstants.MillisecondsBetween1970And1601) * 10000L;
 | 
						|
			}
 | 
						|
			WriteInt8(t, dst, dstIndex);
 | 
						|
		}
 | 
						|
 | 
						|
		internal static long ReadUTime(byte[] buffer, int bufferIndex)
 | 
						|
		{
 | 
						|
			return ReadInt4(buffer, bufferIndex) * 1000L;
 | 
						|
		}
 | 
						|
 | 
						|
		internal static void WriteUTime(long t, byte[] dst, int dstIndex)
 | 
						|
		{
 | 
						|
			if (t == 0L || t == unchecked((long)(0xFFFFFFFFFFFFFFFFL)))
 | 
						|
			{
 | 
						|
				WriteInt4(unchecked((int)(0xFFFFFFFF)), dst, dstIndex);
 | 
						|
				return;
 | 
						|
			}
 | 
						|
			// t isn't in DST either
 | 
						|
			WriteInt4((int)(t / 1000L), dst, dstIndex);
 | 
						|
		}
 | 
						|
 | 
						|
		internal const byte SmbComCreateDirectory = 0x00;
 | 
						|
 | 
						|
		internal const byte SmbComDeleteDirectory = 0x01;
 | 
						|
 | 
						|
		internal const byte SmbComClose = 0x04;
 | 
						|
 | 
						|
		internal const byte SmbComDelete = 0x06;
 | 
						|
 | 
						|
		internal const byte SmbComRename = 0x07;
 | 
						|
 | 
						|
		internal const byte SmbComQueryInformation = 0x08;
 | 
						|
 | 
						|
		internal const byte SmbComWrite = 0x0B;
 | 
						|
 | 
						|
		internal const byte SmbComCheckDirectory = 0x10;
 | 
						|
 | 
						|
		internal const byte SmbComTransaction = 0x25;
 | 
						|
 | 
						|
		internal const byte SmbComTransactionSecondary = 0x26;
 | 
						|
 | 
						|
		internal const byte SmbComMove = 0x2A;
 | 
						|
 | 
						|
		internal const byte SmbComEcho = 0x2B;
 | 
						|
 | 
						|
		internal const byte SmbComOpenAndx = 0x2D;
 | 
						|
 | 
						|
		internal const byte SmbComReadAndx = 0x2E;
 | 
						|
 | 
						|
		internal const byte SmbComWriteAndx = 0x2F;
 | 
						|
 | 
						|
	    internal const byte SmbComTransaction2 = 0x32;			
 | 
						|
 | 
						|
		internal const byte SmbComFindClose2 = 0x34;
 | 
						|
 | 
						|
		internal const byte SmbComTreeDisconnect = 0x71;
 | 
						|
 | 
						|
		internal const byte SmbComNegotiate = 0x72;
 | 
						|
 | 
						|
		internal const byte SmbComSessionSetupAndx = 0x73;
 | 
						|
 | 
						|
		internal const byte SmbComLogoffAndx = 0x74;
 | 
						|
 | 
						|
		internal const byte SmbComTreeConnectAndx = 0x75;
 | 
						|
 | 
						|
		internal const byte SmbComNtTransact = 0xA0;
 | 
						|
 | 
						|
		internal const byte SmbComNtTransactSecondary = 0xA1;
 | 
						|
 | 
						|
		internal const byte SmbComNtCreateAndx = 0xA2;
 | 
						|
 | 
						|
		internal byte Command;
 | 
						|
 | 
						|
		internal byte Flags;
 | 
						|
 | 
						|
		internal int HeaderStart;
 | 
						|
 | 
						|
		internal int Length;
 | 
						|
 | 
						|
		internal int BatchLevel;
 | 
						|
 | 
						|
		internal int ErrorCode;
 | 
						|
 | 
						|
		internal int Flags2;
 | 
						|
 | 
						|
		internal int Tid;
 | 
						|
 | 
						|
		internal int Pid;
 | 
						|
 | 
						|
		internal int Uid;
 | 
						|
 | 
						|
		internal int Mid;
 | 
						|
 | 
						|
		internal int WordCount;
 | 
						|
 | 
						|
		internal int ByteCount;
 | 
						|
 | 
						|
		internal bool UseUnicode;
 | 
						|
 | 
						|
		internal bool Received;
 | 
						|
 | 
						|
		internal bool ExtendedSecurity;
 | 
						|
 | 
						|
		internal long ResponseTimeout = 1;
 | 
						|
 | 
						|
		internal int SignSeq;
 | 
						|
 | 
						|
		internal bool VerifyFailed;
 | 
						|
 | 
						|
		internal NtlmPasswordAuthentication Auth = null;
 | 
						|
 | 
						|
		internal string Path;
 | 
						|
 | 
						|
		internal SigningDigest Digest;
 | 
						|
 | 
						|
		internal ServerMessageBlock Response;
 | 
						|
 | 
						|
		public ServerMessageBlock()
 | 
						|
		{
 | 
						|
			Flags = unchecked((byte)(SmbConstants.FlagsPathNamesCaseless | SmbConstants.FlagsPathNamesCanonicalized
 | 
						|
				));
 | 
						|
			Pid = SmbConstants.Pid;
 | 
						|
			BatchLevel = 0;
 | 
						|
		}
 | 
						|
 | 
						|
		internal virtual void Reset()
 | 
						|
		{
 | 
						|
            Flags = unchecked((byte)(SmbConstants.FlagsPathNamesCaseless | SmbConstants.FlagsPathNamesCanonicalized
 | 
						|
				));
 | 
						|
			Flags2 = 0;
 | 
						|
			ErrorCode = 0;
 | 
						|
			Received = false;
 | 
						|
			Digest = null;
 | 
						|
		}
 | 
						|
 | 
						|
		internal virtual int WriteString(string str, byte[] dst, int dstIndex)
 | 
						|
		{
 | 
						|
			return WriteString(str, dst, dstIndex, UseUnicode);
 | 
						|
		}
 | 
						|
 | 
						|
		internal virtual int WriteString(string str, byte[] dst, int dstIndex, bool useUnicode
 | 
						|
			)
 | 
						|
		{
 | 
						|
			int start = dstIndex;
 | 
						|
			try
 | 
						|
			{
 | 
						|
				if (useUnicode)
 | 
						|
				{
 | 
						|
					// Unicode requires word alignment
 | 
						|
					if (((dstIndex - HeaderStart) % 2) != 0)
 | 
						|
					{
 | 
						|
						dst[dstIndex++] = (byte)('\0');
 | 
						|
					}
 | 
						|
                    Array.Copy(Runtime.GetBytesForString(str, SmbConstants.UniEncoding), 0, dst, dstIndex
 | 
						|
						, str.Length * 2);
 | 
						|
					dstIndex += str.Length * 2;
 | 
						|
					dst[dstIndex++] = (byte)('\0');
 | 
						|
					dst[dstIndex++] = (byte)('\0');
 | 
						|
				}
 | 
						|
				else
 | 
						|
				{
 | 
						|
                    byte[] b = Runtime.GetBytesForString(str, SmbConstants.OemEncoding);
 | 
						|
					Array.Copy(b, 0, dst, dstIndex, b.Length);
 | 
						|
					dstIndex += b.Length;
 | 
						|
					dst[dstIndex++] = (byte)('\0');
 | 
						|
				}
 | 
						|
			}
 | 
						|
			catch (UnsupportedEncodingException uee)
 | 
						|
			{
 | 
						|
				if (Log.Level > 1)
 | 
						|
				{
 | 
						|
					Runtime.PrintStackTrace(uee, Log);
 | 
						|
				}
 | 
						|
			}
 | 
						|
			return dstIndex - start;
 | 
						|
		}
 | 
						|
 | 
						|
		internal virtual string ReadString(byte[] src, int srcIndex)
 | 
						|
		{
 | 
						|
			return ReadString(src, srcIndex, 256, UseUnicode);
 | 
						|
		}
 | 
						|
 | 
						|
		internal virtual string ReadString(byte[] src, int srcIndex, int maxLen, bool useUnicode
 | 
						|
			)
 | 
						|
		{
 | 
						|
			int len = 0;
 | 
						|
			string str = null;
 | 
						|
			try
 | 
						|
			{
 | 
						|
				if (useUnicode)
 | 
						|
				{
 | 
						|
					// Unicode requires word alignment
 | 
						|
					if (((srcIndex - HeaderStart) % 2) != 0)
 | 
						|
					{
 | 
						|
						srcIndex++;
 | 
						|
					}
 | 
						|
					while (src[srcIndex + len] != 0x00 || src[srcIndex
 | 
						|
						 + len + 1] != 0x00)
 | 
						|
					{
 | 
						|
						len += 2;
 | 
						|
						if (len > maxLen)
 | 
						|
						{
 | 
						|
							if (Log.Level > 0)
 | 
						|
							{
 | 
						|
								Hexdump.ToHexdump(Console.Error, src, srcIndex, maxLen < 128 ? maxLen + 8 : 
 | 
						|
									128);
 | 
						|
							}
 | 
						|
							throw new RuntimeException("zero termination not found");
 | 
						|
						}
 | 
						|
					}
 | 
						|
                    str = Runtime.GetStringForBytes(src, srcIndex, len, SmbConstants.UniEncoding);
 | 
						|
				}
 | 
						|
				else
 | 
						|
				{
 | 
						|
					while (src[srcIndex + len] != 0x00)
 | 
						|
					{
 | 
						|
						len++;
 | 
						|
						if (len > maxLen)
 | 
						|
						{
 | 
						|
							if (Log.Level > 0)
 | 
						|
							{
 | 
						|
								Hexdump.ToHexdump(Console.Error, src, srcIndex, maxLen < 128 ? maxLen + 8 : 
 | 
						|
									128);
 | 
						|
							}
 | 
						|
							throw new RuntimeException("zero termination not found");
 | 
						|
						}
 | 
						|
					}
 | 
						|
                    str = Runtime.GetStringForBytes(src, srcIndex, len, SmbConstants.OemEncoding);
 | 
						|
				}
 | 
						|
			}
 | 
						|
			catch (UnsupportedEncodingException uee)
 | 
						|
			{
 | 
						|
				if (Log.Level > 1)
 | 
						|
				{
 | 
						|
					Runtime.PrintStackTrace(uee, Log);
 | 
						|
				}
 | 
						|
			}
 | 
						|
			return str;
 | 
						|
		}
 | 
						|
 | 
						|
		internal virtual string ReadString(byte[] src, int srcIndex, int srcEnd, int maxLen
 | 
						|
			, bool useUnicode)
 | 
						|
		{
 | 
						|
			int len = 0;
 | 
						|
			string str = null;
 | 
						|
			try
 | 
						|
			{
 | 
						|
				if (useUnicode)
 | 
						|
				{
 | 
						|
					// Unicode requires word alignment
 | 
						|
					if (((srcIndex - HeaderStart) % 2) != 0)
 | 
						|
					{
 | 
						|
						srcIndex++;
 | 
						|
					}
 | 
						|
					for (len = 0; (srcIndex + len + 1) < srcEnd; len += 2)
 | 
						|
					{
 | 
						|
						if (src[srcIndex + len] == 0x00 && src[srcIndex
 | 
						|
							 + len + 1] == 0x00)
 | 
						|
						{
 | 
						|
							break;
 | 
						|
						}
 | 
						|
						if (len > maxLen)
 | 
						|
						{
 | 
						|
							if (Log.Level > 0)
 | 
						|
							{
 | 
						|
								Hexdump.ToHexdump(Console.Error, src, srcIndex, maxLen < 128 ? maxLen + 8 : 
 | 
						|
									128);
 | 
						|
							}
 | 
						|
							throw new RuntimeException("zero termination not found");
 | 
						|
						}
 | 
						|
					}
 | 
						|
                    str = Runtime.GetStringForBytes(src, srcIndex, len, SmbConstants.UniEncoding);
 | 
						|
				}
 | 
						|
				else
 | 
						|
				{
 | 
						|
					for (len = 0; srcIndex < srcEnd; len++)
 | 
						|
					{
 | 
						|
						if (src[srcIndex + len] == 0x00)
 | 
						|
						{
 | 
						|
							break;
 | 
						|
						}
 | 
						|
						if (len > maxLen)
 | 
						|
						{
 | 
						|
							if (Log.Level > 0)
 | 
						|
							{
 | 
						|
								Hexdump.ToHexdump(Console.Error, src, srcIndex, maxLen < 128 ? maxLen + 8 : 
 | 
						|
									128);
 | 
						|
							}
 | 
						|
							throw new RuntimeException("zero termination not found");
 | 
						|
						}
 | 
						|
					}
 | 
						|
                    str = Runtime.GetStringForBytes(src, srcIndex, len, SmbConstants.OemEncoding);
 | 
						|
				}
 | 
						|
			}
 | 
						|
			catch (UnsupportedEncodingException uee)
 | 
						|
			{
 | 
						|
				if (Log.Level > 1)
 | 
						|
				{
 | 
						|
					Runtime.PrintStackTrace(uee, Log);
 | 
						|
				}
 | 
						|
			}
 | 
						|
			return str;
 | 
						|
		}
 | 
						|
 | 
						|
		internal virtual int StringWireLength(string str, int offset)
 | 
						|
		{
 | 
						|
			int len = str.Length + 1;
 | 
						|
			if (UseUnicode)
 | 
						|
			{
 | 
						|
				len = str.Length * 2 + 2;
 | 
						|
				len = (offset % 2) != 0 ? len + 1 : len;
 | 
						|
			}
 | 
						|
			return len;
 | 
						|
		}
 | 
						|
 | 
						|
		internal virtual int ReadStringLength(byte[] src, int srcIndex, int max)
 | 
						|
		{
 | 
						|
			int len = 0;
 | 
						|
			while (src[srcIndex + len] != 0x00)
 | 
						|
			{
 | 
						|
				if (len++ > max)
 | 
						|
				{
 | 
						|
					throw new RuntimeException("zero termination not found: " + this);
 | 
						|
				}
 | 
						|
			}
 | 
						|
			return len;
 | 
						|
		}
 | 
						|
 | 
						|
		internal virtual int Encode(byte[] dst, int dstIndex)
 | 
						|
		{
 | 
						|
			int start = HeaderStart = dstIndex;
 | 
						|
			dstIndex += WriteHeaderWireFormat(dst, dstIndex);
 | 
						|
			WordCount = WriteParameterWordsWireFormat(dst, dstIndex + 1);
 | 
						|
			dst[dstIndex++] = unchecked((byte)((WordCount / 2) & 0xFF));
 | 
						|
			dstIndex += WordCount;
 | 
						|
			WordCount /= 2;
 | 
						|
			ByteCount = WriteBytesWireFormat(dst, dstIndex + 2);
 | 
						|
			dst[dstIndex++] = unchecked((byte)(ByteCount & 0xFF));
 | 
						|
			dst[dstIndex++] = unchecked((byte)((ByteCount >> 8) & 0xFF));
 | 
						|
			dstIndex += ByteCount;
 | 
						|
			Length = dstIndex - start;
 | 
						|
			if (Digest != null)
 | 
						|
			{
 | 
						|
				Digest.Sign(dst, HeaderStart, Length, this, Response);
 | 
						|
			}
 | 
						|
			return Length;
 | 
						|
		}
 | 
						|
 | 
						|
		internal virtual int Decode(byte[] buffer, int bufferIndex)
 | 
						|
		{
 | 
						|
			int start = HeaderStart = bufferIndex;
 | 
						|
			bufferIndex += ReadHeaderWireFormat(buffer, bufferIndex);
 | 
						|
			WordCount = buffer[bufferIndex++];
 | 
						|
			if (WordCount != 0)
 | 
						|
			{
 | 
						|
				int n;
 | 
						|
				if ((n = ReadParameterWordsWireFormat(buffer, bufferIndex)) != WordCount * 2)
 | 
						|
				{
 | 
						|
					if (Log.Level >= 5)
 | 
						|
					{
 | 
						|
						Log.WriteLine("wordCount * 2=" + (WordCount * 2) + " but readParameterWordsWireFormat returned "
 | 
						|
							 + n);
 | 
						|
					}
 | 
						|
				}
 | 
						|
				bufferIndex += WordCount * 2;
 | 
						|
			}
 | 
						|
			ByteCount = ReadInt2(buffer, bufferIndex);
 | 
						|
			bufferIndex += 2;
 | 
						|
			if (ByteCount != 0)
 | 
						|
			{
 | 
						|
				int n;
 | 
						|
				if ((n = ReadBytesWireFormat(buffer, bufferIndex)) != ByteCount)
 | 
						|
				{
 | 
						|
					if (Log.Level >= 5)
 | 
						|
					{
 | 
						|
						Log.WriteLine("byteCount=" + ByteCount + " but readBytesWireFormat returned " + n
 | 
						|
							);
 | 
						|
					}
 | 
						|
				}
 | 
						|
				// Don't think we can rely on n being correct here. Must use byteCount.
 | 
						|
				// Last paragraph of section 3.13.3 eludes to this.
 | 
						|
				bufferIndex += ByteCount;
 | 
						|
			}
 | 
						|
			Length = bufferIndex - start;
 | 
						|
			return Length;
 | 
						|
		}
 | 
						|
 | 
						|
		internal virtual int WriteHeaderWireFormat(byte[] dst, int dstIndex)
 | 
						|
		{
 | 
						|
			Array.Copy(Header, 0, dst, dstIndex, Header.Length);
 | 
						|
            dst[dstIndex + SmbConstants.CmdOffset] = Command;
 | 
						|
            dst[dstIndex + SmbConstants.FlagsOffset] = Flags;
 | 
						|
            WriteInt2(Flags2, dst, dstIndex + SmbConstants.FlagsOffset + 1);
 | 
						|
            dstIndex += SmbConstants.TidOffset;
 | 
						|
			WriteInt2(Tid, dst, dstIndex);
 | 
						|
			WriteInt2(Pid, dst, dstIndex + 2);
 | 
						|
			WriteInt2(Uid, dst, dstIndex + 4);
 | 
						|
			WriteInt2(Mid, dst, dstIndex + 6);
 | 
						|
            return SmbConstants.HeaderLength;
 | 
						|
		}
 | 
						|
 | 
						|
		internal virtual int ReadHeaderWireFormat(byte[] buffer, int bufferIndex)
 | 
						|
		{
 | 
						|
            Command = buffer[bufferIndex + SmbConstants.CmdOffset];
 | 
						|
            ErrorCode = ReadInt4(buffer, bufferIndex + SmbConstants.ErrorCodeOffset);
 | 
						|
            Flags = buffer[bufferIndex + SmbConstants.FlagsOffset];
 | 
						|
            Flags2 = ReadInt2(buffer, bufferIndex + SmbConstants.FlagsOffset + 1);
 | 
						|
            Tid = ReadInt2(buffer, bufferIndex + SmbConstants.TidOffset);
 | 
						|
            Pid = ReadInt2(buffer, bufferIndex + SmbConstants.TidOffset + 2);
 | 
						|
            Uid = ReadInt2(buffer, bufferIndex + SmbConstants.TidOffset + 4);
 | 
						|
            Mid = ReadInt2(buffer, bufferIndex + SmbConstants.TidOffset + 6);
 | 
						|
            return SmbConstants.HeaderLength;
 | 
						|
		}
 | 
						|
 | 
						|
		internal virtual bool IsResponse()
 | 
						|
		{
 | 
						|
            return (Flags & SmbConstants.FlagsResponse) == SmbConstants.FlagsResponse;
 | 
						|
		}
 | 
						|
 | 
						|
		internal abstract int WriteParameterWordsWireFormat(byte[] dst, int dstIndex);
 | 
						|
 | 
						|
		internal abstract int WriteBytesWireFormat(byte[] dst, int dstIndex);
 | 
						|
 | 
						|
		internal abstract int ReadParameterWordsWireFormat(byte[] buffer, int bufferIndex
 | 
						|
			);
 | 
						|
 | 
						|
		internal abstract int ReadBytesWireFormat(byte[] buffer, int bufferIndex);
 | 
						|
 | 
						|
		public override int GetHashCode()
 | 
						|
		{
 | 
						|
			return Mid;
 | 
						|
		}
 | 
						|
 | 
						|
		public override bool Equals(object obj)
 | 
						|
		{
 | 
						|
			return obj is ServerMessageBlock && ((ServerMessageBlock)obj)
 | 
						|
				.Mid == Mid;
 | 
						|
		}
 | 
						|
 | 
						|
		public override string ToString()
 | 
						|
		{
 | 
						|
			string c;
 | 
						|
			switch (Command)
 | 
						|
			{
 | 
						|
				case SmbComNegotiate:
 | 
						|
				{
 | 
						|
					c = "SMB_COM_NEGOTIATE";
 | 
						|
					break;
 | 
						|
				}
 | 
						|
 | 
						|
				case SmbComSessionSetupAndx:
 | 
						|
				{
 | 
						|
					c = "SMB_COM_SESSION_SETUP_ANDX";
 | 
						|
					break;
 | 
						|
				}
 | 
						|
 | 
						|
				case SmbComTreeConnectAndx:
 | 
						|
				{
 | 
						|
					c = "SMB_COM_TREE_CONNECT_ANDX";
 | 
						|
					break;
 | 
						|
				}
 | 
						|
 | 
						|
				case SmbComQueryInformation:
 | 
						|
				{
 | 
						|
					c = "SMB_COM_QUERY_INFORMATION";
 | 
						|
					break;
 | 
						|
				}
 | 
						|
 | 
						|
				case SmbComCheckDirectory:
 | 
						|
				{
 | 
						|
					c = "SMB_COM_CHECK_DIRECTORY";
 | 
						|
					break;
 | 
						|
				}
 | 
						|
 | 
						|
				case SmbComTransaction:
 | 
						|
				{
 | 
						|
					c = "SMB_COM_TRANSACTION";
 | 
						|
					break;
 | 
						|
				}
 | 
						|
 | 
						|
				case SmbComTransaction2:
 | 
						|
				{
 | 
						|
					c = "SMB_COM_TRANSACTION2";
 | 
						|
					break;
 | 
						|
				}
 | 
						|
 | 
						|
				case SmbComTransactionSecondary:
 | 
						|
				{
 | 
						|
					c = "SMB_COM_TRANSACTION_SECONDARY";
 | 
						|
					break;
 | 
						|
				}
 | 
						|
 | 
						|
				case SmbComFindClose2:
 | 
						|
				{
 | 
						|
					c = "SMB_COM_FIND_CLOSE2";
 | 
						|
					break;
 | 
						|
				}
 | 
						|
 | 
						|
				case SmbComTreeDisconnect:
 | 
						|
				{
 | 
						|
					c = "SMB_COM_TREE_DISCONNECT";
 | 
						|
					break;
 | 
						|
				}
 | 
						|
 | 
						|
				case SmbComLogoffAndx:
 | 
						|
				{
 | 
						|
					c = "SMB_COM_LOGOFF_ANDX";
 | 
						|
					break;
 | 
						|
				}
 | 
						|
 | 
						|
				case SmbComEcho:
 | 
						|
				{
 | 
						|
					c = "SMB_COM_ECHO";
 | 
						|
					break;
 | 
						|
				}
 | 
						|
 | 
						|
				case SmbComMove:
 | 
						|
				{
 | 
						|
					c = "SMB_COM_MOVE";
 | 
						|
					break;
 | 
						|
				}
 | 
						|
 | 
						|
				case SmbComRename:
 | 
						|
				{
 | 
						|
					c = "SMB_COM_RENAME";
 | 
						|
					break;
 | 
						|
				}
 | 
						|
 | 
						|
				case SmbComDelete:
 | 
						|
				{
 | 
						|
					c = "SMB_COM_DELETE";
 | 
						|
					break;
 | 
						|
				}
 | 
						|
 | 
						|
				case SmbComDeleteDirectory:
 | 
						|
				{
 | 
						|
					c = "SMB_COM_DELETE_DIRECTORY";
 | 
						|
					break;
 | 
						|
				}
 | 
						|
 | 
						|
				case SmbComNtCreateAndx:
 | 
						|
				{
 | 
						|
					c = "SMB_COM_NT_CREATE_ANDX";
 | 
						|
					break;
 | 
						|
				}
 | 
						|
 | 
						|
				case SmbComOpenAndx:
 | 
						|
				{
 | 
						|
					c = "SMB_COM_OPEN_ANDX";
 | 
						|
					break;
 | 
						|
				}
 | 
						|
 | 
						|
				case SmbComReadAndx:
 | 
						|
				{
 | 
						|
					c = "SMB_COM_READ_ANDX";
 | 
						|
					break;
 | 
						|
				}
 | 
						|
 | 
						|
				case SmbComClose:
 | 
						|
				{
 | 
						|
					c = "SMB_COM_CLOSE";
 | 
						|
					break;
 | 
						|
				}
 | 
						|
 | 
						|
				case SmbComWriteAndx:
 | 
						|
				{
 | 
						|
					c = "SMB_COM_WRITE_ANDX";
 | 
						|
					break;
 | 
						|
				}
 | 
						|
 | 
						|
				case SmbComCreateDirectory:
 | 
						|
				{
 | 
						|
					c = "SMB_COM_CREATE_DIRECTORY";
 | 
						|
					break;
 | 
						|
				}
 | 
						|
 | 
						|
				case SmbComNtTransact:
 | 
						|
				{
 | 
						|
					c = "SMB_COM_NT_TRANSACT";
 | 
						|
					break;
 | 
						|
				}
 | 
						|
 | 
						|
				case SmbComNtTransactSecondary:
 | 
						|
				{
 | 
						|
					c = "SMB_COM_NT_TRANSACT_SECONDARY";
 | 
						|
					break;
 | 
						|
				}
 | 
						|
 | 
						|
				default:
 | 
						|
				{
 | 
						|
					c = "UNKNOWN";
 | 
						|
					break;
 | 
						|
				}
 | 
						|
			}
 | 
						|
			string str = ErrorCode == 0 ? "0" : SmbException.GetMessageByCode(ErrorCode);
 | 
						|
			return "command=" + c + ",received=" + Received + ",errorCode=" + str 
 | 
						|
				+ ",flags=0x" + Hexdump.ToHexString(Flags & 0xFF, 4) + ",flags2=0x"
 | 
						|
				 + Hexdump.ToHexString(Flags2, 4) + ",signSeq=" + SignSeq + ",tid=" + Tid + ",pid="
 | 
						|
				 + Pid + ",uid=" + Uid + ",mid=" + Mid + ",wordCount=" + WordCount + ",byteCount="
 | 
						|
				 + ByteCount;
 | 
						|
		}
 | 
						|
	}
 | 
						|
}
 |