public Nullable <short> GetInt16Property(int rowIndex, int columnIndex)
{
byte[] cellValue = GetPropertyValue(rowIndex, columnIndex);
if (cellValue == null)
{
return(null);
}
else
{
return(LittleEndianConverter.ToInt16(cellValue, 0));
}
}
public NegotiateResponseExtended(byte[] buffer, int offset) : base(buffer, offset, false)
{
DialectIndex = LittleEndianConverter.ToUInt16(this.SMBParameters, 0);
SecurityMode = (SecurityMode)ByteReader.ReadByte(this.SMBParameters, 2);
MaxMpxCount = LittleEndianConverter.ToUInt16(this.SMBParameters, 3);
MaxNumberVcs = LittleEndianConverter.ToUInt16(this.SMBParameters, 5);
MaxBufferSize = LittleEndianConverter.ToUInt32(this.SMBParameters, 7);
MaxRawSize = LittleEndianConverter.ToUInt32(this.SMBParameters, 11);
SessionKey = LittleEndianConverter.ToUInt32(this.SMBParameters, 15);
Capabilities = (Capabilities)LittleEndianConverter.ToUInt32(this.SMBParameters, 19);
SystemTime = FileTimeHelper.ReadFileTime(this.SMBParameters, 23);
ServerTimeZone = LittleEndianConverter.ToInt16(this.SMBParameters, 31);
ChallengeLength = ByteReader.ReadByte(this.SMBParameters, 33);
ServerGuid = LittleEndianConverter.ToGuid(this.SMBData, 0);
SecurityBlob = ByteReader.ReadBytes(this.SMBData, 16, this.SMBData.Length - 16);
}
public LfsRestartPage(byte[] buffer, int offset)
{
MultiSectorHeader multiSectorHeader = new MultiSectorHeader(buffer, offset + 0x00);
if (multiSectorHeader.Signature != ValidSignature && multiSectorHeader.Signature != ModifiedSignature)
{
throw new InvalidDataException("Invalid RSTR record signature");
}
ChkDskLsn = LittleEndianConverter.ToUInt64(buffer, offset + 0x08);
m_systemPageSize = LittleEndianConverter.ToUInt32(buffer, offset + 0x10);
LogPageSize = LittleEndianConverter.ToUInt32(buffer, offset + 0x14);
ushort restartOffset = LittleEndianConverter.ToUInt16(buffer, offset + 0x18);
MinorVersion = LittleEndianConverter.ToInt16(buffer, offset + 0x1A);
MajorVersion = LittleEndianConverter.ToInt16(buffer, offset + 0x1C);
UpdateSequenceNumber = LittleEndianConverter.ToUInt16(buffer, offset + multiSectorHeader.UpdateSequenceArrayOffset);
RestartArea = new LfsRestartArea(buffer, offset + restartOffset);
}
public LogRestartPage(byte[] buffer, int offset)
{
MultiSectorHeader multiSectorHeader = new MultiSectorHeader(buffer, offset + 0x00);
if (multiSectorHeader.Signature != ValidSignature)
{
throw new InvalidDataException("Invalid RSTR record signature");
}
ChkDskLsn = LittleEndianConverter.ToUInt64(buffer, offset + 0x08);
m_systemPageSize = LittleEndianConverter.ToUInt32(buffer, offset + 0x10);
LogPageSize = LittleEndianConverter.ToUInt32(buffer, offset + 0x14);
ushort restartOffset = LittleEndianConverter.ToUInt16(buffer, offset + 0x18);
MinorVersion = LittleEndianConverter.ToInt16(buffer, offset + 0x1A);
MajorVersion = LittleEndianConverter.ToInt16(buffer, offset + 0x1C);
int position = offset + multiSectorHeader.UpdateSequenceArrayOffset;
List <byte[]> updateSequenceReplacementData = MultiSectorHelper.ReadUpdateSequenceArray(buffer, position, multiSectorHeader.UpdateSequenceArraySize, out UpdateSequenceNumber);
MultiSectorHelper.DecodeSegmentBuffer(buffer, offset, UpdateSequenceNumber, updateSequenceReplacementData);
LogRestartArea = new LogRestartArea(buffer, offset + restartOffset);
}
public NegotiateResponse(byte[] buffer, int offset) : base(buffer, offset)
{
DialectIndex = LittleEndianConverter.ToUInt16(SMBParameters, 0);
SecurityMode = (SecurityMode)ByteReader.ReadByte(SMBParameters, 2);
MaxMpxCount = LittleEndianConverter.ToUInt16(SMBParameters, 3);
MaxNumberVcs = LittleEndianConverter.ToUInt16(SMBParameters, 5);
MaxBufferSize = LittleEndianConverter.ToUInt32(SMBParameters, 7);
MaxRawSize = LittleEndianConverter.ToUInt32(SMBParameters, 11);
SessionKey = LittleEndianConverter.ToUInt32(SMBParameters, 15);
Capabilities = (Capabilities)LittleEndianConverter.ToUInt32(SMBParameters, 19);
SystemTime = FileTimeHelper.ReadFileTime(SMBParameters, 23);
ServerTimeZone = LittleEndianConverter.ToInt16(SMBParameters, 31);
ChallengeLength = ByteReader.ReadByte(SMBParameters, 33);
int dataOffset = 0;
Challenge = ByteReader.ReadBytes(SMBData, ref dataOffset, ChallengeLength);
// [MS-CIFS] <90> Padding is not added before DomainName
// DomainName and ServerName are always in Unicode
DomainName = SMB1Helper.ReadSMBString(SMBData, ref dataOffset, true);
ServerName = SMB1Helper.ReadSMBString(SMBData, ref dataOffset, true);
}
public static AppointmentRecurrencePatternStructure GetRecurrencePatternStructure(byte[] buffer)
{
RecurrenceFrequency frequency = (RecurrenceFrequency)LittleEndianConverter.ToInt16(buffer, 4);
switch (frequency)
{
case RecurrenceFrequency.Daily:
return(new DailyRecurrencePatternStructure(buffer));
case RecurrenceFrequency.Weekly:
return(new WeeklyRecurrencePatternStructure(buffer));
case RecurrenceFrequency.Monthly:
return(new MonthlyRecurrencePatternStructure(buffer));
case RecurrenceFrequency.Yearly:
return(new YearlyRecurrencePatternStructure(buffer));
default:
throw new InvalidRecurrencePatternException("Invalid recurrence pattern frequency");
}
}
protected override short ConvertGroupToValue() => LittleEndianConverter.ToInt16(ToBytes());
