/// <summary>
/// to decode the smb parameters: from the general SmbParameters to the concrete Smb Parameters.
/// </summary>
protected override void DecodeParameters()
{
if (this.smbParametersBlock.WordCount > 0)
{
this.smbParameters = TypeMarshal.ToStruct <SMB_COM_NT_CREATE_ANDX_Response_SMB_Parameters>(
TypeMarshal.ToBytes(this.smbParametersBlock));
}
}
/// <summary>
/// to decode the smb parameters: from the general SmbParameters to the concrete Smb Parameters.
/// </summary>
protected override void DecodeParameters()
{
// When a client requests extended information, the word count must be 42
if (this.smbParametersBlock.WordCount == CREATE_EXTENDED_INFORMATION_RESPONSE_LENGTH)
{
SMB_COM_NT_CREATE_ANDX_Response_SMB_Parameters param =
new SMB_COM_NT_CREATE_ANDX_Response_SMB_Parameters();
using (MemoryStream stream = new MemoryStream(
CifsMessageUtils.ToBytesArray <ushort>(this.smbParametersBlock.Words)))
{
using (Channel channel = new Channel(null, stream))
{
param.WordCount = this.smbParametersBlock.WordCount;
param.AndXCommand = channel.Read <SmbCommand>();
param.AndXReserved = channel.Read <byte>();
param.AndXOffset = channel.Read <ushort>();
param.OplockLevel = channel.Read <OplockLevelValue>();
param.FID = channel.Read <ushort>();
param.CreationAction = channel.Read <uint>();
param.CreateTime = channel.Read <Cifs.FileTime>();
param.LastAccessTime = channel.Read <Cifs.FileTime>();
param.LastWriteTime = channel.Read <Cifs.FileTime>();
param.LastChangeTime = channel.Read <Cifs.FileTime>();
param.ExtFileAttributes = channel.Read <uint>();
param.AllocationSize = channel.Read <ulong>();
param.EndOfFile = channel.Read <ulong>();
param.ResourceType = channel.Read <FileTypeValue>();
param.NMPipeStatus_or_FileStatusFlags = channel.Read <SMB_NMPIPE_STATUS>();
param.Directory = channel.Read <byte>();
// VolumeGUID (16 bytes), td defines this length
param.VolumeGUID = channel.ReadBytes(CifsMessageUtils.GetSize <Guid>(new Guid()));
// if there is more 16 bytes in the channel.
if (channel.Stream.Position <= channel.Stream.Length - WINDOWS_BEHAVIOR_ADDITIONAL_DATA_LENGTH)
{
// FileId (8 bytes), td defines this length
param.FileId = channel.ReadBytes(sizeof(ulong));
// MaximalAccessRights (4 bytes), td defines this length
param.MaximalAccessRights = channel.ReadBytes(sizeof(uint));
// GuestMaximalAccessRights (4 bytes), td defines this length
param.GuestMaximalAccessRights = channel.ReadBytes(sizeof(uint));
}
}
}
this.SmbParameters = param;
}
else
{
base.DecodeParameters();
this.smbParameters = SmbMessageUtils.ConvertSmbComCreatePacketPayload(base.SmbParameters);
}
}
/// <summary>
/// initialize packet from base packet.
/// </summary>
/// <param name = "packet">the base packet to initialize this packet. </param>
public SmbNtCreateAndxResponsePacket(Cifs.SmbNtCreateAndxResponsePacket packet)
: base(packet)
{
this.smbParameters = SmbMessageUtils.ConvertSmbComCreatePacketPayload(base.SmbParameters);
}
/// <summary>
/// to decode the smb parameters: from the general SmbParameters to the concrete Smb Parameters.
/// </summary>
protected override void DecodeParameters()
{
// When a client requests extended information, the word count must be 42
if (this.smbParametersBlock.WordCount == CREATE_EXTENDED_INFORMATION_RESPONSE_LENGTH)
{
SMB_COM_NT_CREATE_ANDX_Response_SMB_Parameters param =
new SMB_COM_NT_CREATE_ANDX_Response_SMB_Parameters();
using (MemoryStream stream = new MemoryStream(
CifsMessageUtils.ToBytesArray<ushort>(this.smbParametersBlock.Words)))
{
using (Channel channel = new Channel(null, stream))
{
param.WordCount = this.smbParametersBlock.WordCount;
param.AndXCommand = channel.Read<SmbCommand>();
param.AndXReserved = channel.Read<byte>();
param.AndXOffset = channel.Read<ushort>();
param.OplockLevel = channel.Read<OplockLevelValue>();
param.FID = channel.Read<ushort>();
param.CreationAction = channel.Read<uint>();
param.CreateTime = channel.Read<Cifs.FileTime>();
param.LastAccessTime = channel.Read<Cifs.FileTime>();
param.LastWriteTime = channel.Read<Cifs.FileTime>();
param.LastChangeTime = channel.Read<Cifs.FileTime>();
param.ExtFileAttributes = channel.Read<uint>();
param.AllocationSize = channel.Read<ulong>();
param.EndOfFile = channel.Read<ulong>();
param.ResourceType = channel.Read<FileTypeValue>();
param.NMPipeStatus_or_FileStatusFlags = channel.Read<SMB_NMPIPE_STATUS>();
param.Directory = channel.Read<byte>();
// VolumeGUID (16 bytes), td defines this length
param.VolumeGUID = channel.ReadBytes(CifsMessageUtils.GetSize<Guid>(new Guid()));
// if there is more 16 bytes in the channel.
if (channel.Stream.Position <= channel.Stream.Length - WINDOWS_BEHAVIOR_ADDITIONAL_DATA_LENGTH)
{
// FileId (8 bytes), td defines this length
param.FileId = channel.ReadBytes(sizeof(ulong));
// MaximalAccessRights (4 bytes), td defines this length
param.MaximalAccessRights = channel.ReadBytes(sizeof(uint));
// GuestMaximalAccessRights (4 bytes), td defines this length
param.GuestMaximalAccessRights = channel.ReadBytes(sizeof(uint));
}
}
}
this.SmbParameters = param;
}
else
{
base.DecodeParameters();
this.smbParameters = SmbMessageUtils.ConvertSmbComCreatePacketPayload(base.SmbParameters);
}
}
/// <summary>
/// initialize packet from base packet.
/// </summary>
/// <param name = "packet">the base packet to initialize this packet. </param>
public SmbNtCreateAndxResponsePacket(Cifs.SmbNtCreateAndxResponsePacket packet)
: base(packet)
{
this.smbParameters = SmbMessageUtils.ConvertSmbComCreatePacketPayload(base.SmbParameters);
}
