/// <summary> /// to create a ReadRaw 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 16-bit signed integer indicating the file from which the data /// MUST be read.</param> /// <param name="offset">The offset in bytes from the start of the file at which the read MUST begin. This is /// the lower 32 bits of a 64 bit value if the WordCount is 10</param> /// <param name="maxCountOfBytesToReturn">The requested maximum number of bytes to read from the file and /// return to the client. The value MAY exceed the negotiated buffer size</param> /// <param name="minCountOfBytesToReturn">The requested minimum number of bytes to read from the file and /// return to the client. 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">Support for this field is optional and this field is used only when reading from a /// named pipe or i/o device.</param> /// <param name="offsetHigh">the upper 32 bits of the offset in bytes from the start of the file at which /// the read MUST start.</param> /// <returns>a ReadRaw request packet</returns> public SmbReadRawRequestPacket CreateReadRawRequest( ushort messageId, ushort uid, ushort treeId, SmbFlags flags, SmbFlags2 flags2, ushort fid, uint offset, ushort maxCountOfBytesToReturn, ushort minCountOfBytesToReturn, uint timeout, uint offsetHigh) { SmbReadRawRequestPacket packet = new SmbReadRawRequestPacket(); packet.SmbHeader = CifsMessageUtils.CreateSmbHeader(SmbCommand.SMB_COM_READ_RAW, messageId, uid, treeId, flags, flags2); SMB_COM_READ_RAW_Request_SMB_Parameters smbParameters = new SMB_COM_READ_RAW_Request_SMB_Parameters(); smbParameters.FID = fid; smbParameters.Offset = offset; smbParameters.MaxCountOfBytesToReturn = maxCountOfBytesToReturn; smbParameters.MinCountOfBytesToReturn = minCountOfBytesToReturn; smbParameters.Timeout = timeout; smbParameters.Reserved = 0; smbParameters.OffsetHigh = offsetHigh; smbParameters.WordCount = (byte)(Marshal.SizeOf(smbParameters) / NumBytesOfWord); SMB_COM_READ_RAW_Request_SMB_Data smbData = new SMB_COM_READ_RAW_Request_SMB_Data(); smbData.ByteCount = 0; packet.SmbParameters = smbParameters; packet.SmbData = smbData; return packet; }
/// <summary> /// to decode the smb parameters: from the general SmbParameters to the concrete Smb Parameters. /// </summary> protected override void DecodeParameters() { this.smbParameters = TypeMarshal.ToStruct<SMB_COM_READ_RAW_Request_SMB_Parameters>( TypeMarshal.ToBytes(this.smbParametersBlock)); }