/// <summary> /// Deep copy constructor. /// </summary> public SmbReadAndxRequestPacket(SmbReadAndxRequestPacket packet) : base(packet) { this.InitDefaultValue(); this.smbParameters.WordCount = packet.SmbParameters.WordCount; this.smbParameters.AndXCommand = packet.SmbParameters.AndXCommand; this.smbParameters.AndXReserved = packet.SmbParameters.AndXReserved; this.smbParameters.AndXOffset = packet.SmbParameters.AndXOffset; this.smbParameters.FID = packet.SmbParameters.FID; this.smbParameters.Offset = packet.SmbParameters.Offset; this.smbParameters.MaxNumberOfBytesToReturn = packet.SmbParameters.MaxNumberOfBytesToReturn; this.smbParameters.MinNumberOfBytesToReturn = packet.SmbParameters.MinNumberOfBytesToReturn; this.smbParameters.Timeout = packet.SmbParameters.Timeout; this.smbParameters.Remaining = packet.SmbParameters.Remaining; this.smbParameters.OffsetHigh = packet.SmbParameters.OffsetHigh; this.smbData.ByteCount = packet.SmbData.ByteCount; }
/// <summary> /// Deep copy constructor. /// </summary> public SmbReadAndxRequestPacket(SmbReadAndxRequestPacket packet) : base(packet) { this.InitDefaultValue(); this.smbParameters.WordCount = packet.SmbParameters.WordCount; this.smbParameters.AndXCommand = packet.SmbParameters.AndXCommand; this.smbParameters.AndXReserved = packet.SmbParameters.AndXReserved; this.smbParameters.AndXOffset = packet.SmbParameters.AndXOffset; this.smbParameters.FID = packet.SmbParameters.FID; this.smbParameters.Offset = packet.SmbParameters.Offset; this.smbParameters.MaxNumberOfBytesToReturn = packet.SmbParameters.MaxNumberOfBytesToReturn; this.smbParameters.MinNumberOfBytesToReturn = packet.SmbParameters.MinNumberOfBytesToReturn; this.smbParameters.Timeout = packet.SmbParameters.Timeout; this.smbParameters.Remaining = packet.SmbParameters.Remaining; this.smbParameters.OffsetHigh = packet.SmbParameters.OffsetHigh; this.smbData.ByteCount = packet.SmbData.ByteCount; }
/// <summary> /// to create a ReadAndx request packet. /// </summary> /// <param name="messageId">This field SHOULD be the multiplex ID that is used to associate a response with a /// request.</param> /// <param name="uid">This field SHOULD identify the authenticated instance of the user.</param> /// <param name="treeId">This field identifies the subdirectory (or tree) on the server that the client is /// accessing.</param> /// <param name="flags">An 8-bit field of 1-bit flags describing various features in effect for the /// message</param> /// <param name="flags2">A 16-bit field of 1-bit flags that represent various features in effect for the /// message. Unspecified bits are reserved and MUST be zero.</param> /// <param name="fid">This field MUST be a valid FID indicating the file from which the data MUST be /// read.</param> /// <param name="offset">If WordCount is 10 this field represents a 32-bit offset, measured in bytes, of where /// the read MUST start relative to the beginning of the file. If WordCount is 12 this field represents the /// lower 32 bits of a 64-bit offset</param> /// <param name="maxNumberOfBytesToReturn">The maximum number of bytes to read. A single request MAY NOT return /// more data than the maximum negotiated buffer size for the session. If MaxCountOfBytesToReturn exceeds the /// maximum negotiated buffer size the server MUST return the number of bytes that fit within the maximum /// negotiated buffer size</param> /// <param name="minNumberOfBytesToReturn">USHORT The requested minimum number of bytes to return. This field /// is used only when reading from a named pipe or a device. It is ignored when reading from a standard /// file.</param> /// <param name="timeout">This field represents the amount of time, in milliseconds, that a server MUST wait /// before sending a response.</param> /// <param name="offsetHigh">This field is OPTIONAL. If WordCount is 10 this field is not included in the /// request. If WordCount is 12 this field represents the upper 32 bits of a 64-bit offset, measured in bytes, /// of where the read SHOULD start relative to the beginning of the file</param> /// <param name="andxPacket">the andx packet.</param> /// <returns>a ReadAndx request packet</returns> public SmbReadAndxRequestPacket CreateReadAndxRequest( ushort messageId, ushort uid, ushort treeId, SmbFlags flags, SmbFlags2 flags2, ushort fid, uint offset, ushort maxNumberOfBytesToReturn, ushort minNumberOfBytesToReturn, uint timeout, uint offsetHigh, SmbPacket andxPacket) { SmbReadAndxRequestPacket packet = new SmbReadAndxRequestPacket(); packet.SmbHeader = CifsMessageUtils.CreateSmbHeader(SmbCommand.SMB_COM_READ_ANDX, messageId, uid, treeId, flags, flags2); SMB_COM_READ_ANDX_Request_SMB_Parameters smbParameters = new SMB_COM_READ_ANDX_Request_SMB_Parameters(); smbParameters.Remaining = 0; smbParameters.AndXReserved = 0; if (andxPacket == null) { smbParameters.AndXCommand = SmbCommand.SMB_COM_NO_ANDX_COMMAND; } else { smbParameters.AndXCommand = andxPacket.SmbHeader.Command; } smbParameters.FID = fid; smbParameters.Offset = offset; smbParameters.MaxNumberOfBytesToReturn = maxNumberOfBytesToReturn; smbParameters.MinNumberOfBytesToReturn = minNumberOfBytesToReturn; smbParameters.Timeout = timeout; smbParameters.OffsetHigh = offsetHigh; smbParameters.WordCount = (byte)(Marshal.SizeOf(smbParameters) / NumBytesOfWord); SMB_COM_READ_ANDX_Request_SMB_Data smbData = new SMB_COM_READ_ANDX_Request_SMB_Data(); smbData.ByteCount = 0; packet.SmbParameters = smbParameters; packet.SmbData = smbData; packet.AndxPacket = andxPacket; return packet; }
public SmbReadAndxResponsePacket CreateReadAndxResponse( CifsServerPerConnection connection, SmbReadAndxRequestPacket request, ushort available, byte[] data, SmbPacket andxPacket) { data = data ?? new byte[0]; SmbReadAndxResponsePacket response = new SmbReadAndxResponsePacket(); response.SmbHeader = CifsMessageUtils.CreateSmbHeader(connection, request); int padOffset = response.HeaderSize + Marshal.SizeOf(response.SmbParameters) + Marshal.SizeOf(response.SmbData.ByteCount); SMB_COM_READ_ANDX_Response_SMB_Parameters smbParameters = response.SmbParameters; smbParameters.AndXCommand = andxPacket != null ? andxPacket.SmbHeader.Command : SmbCommand.SMB_COM_NO_ANDX_COMMAND; smbParameters.AndXReserved = 0x00; smbParameters.Available = available; smbParameters.DataCompactionMode = 0x0000; smbParameters.Reserved1 = 0x0000; smbParameters.DataLength = (ushort)data.Length; smbParameters.DataOffset = (ushort)((padOffset + 3) & ~3); smbParameters.Reserved2 = new ushort[5]; smbParameters.AndXOffset = (ushort)(((padOffset + 3) & ~3) + data.Length); smbParameters.WordCount = (byte)(TypeMarshal.GetBlockMemorySize(smbParameters) / 2); response.SmbParameters = smbParameters; SMB_COM_READ_ANDX_Response_SMB_Data smbData = response.SmbData; smbData.Pad = new byte[response.SmbParameters.DataOffset - padOffset]; smbData.Data = data; smbData.ByteCount = (ushort)(response.SmbParameters.DataOffset + data.Length); response.SmbData = smbData; response.AndxPacket = andxPacket; response.UpdateHeader(); return response; }