/// <summary>
/// Deep copy constructor.
/// </summary>
public SmbTrans2QueryFileInformationRequestPacket(SmbTrans2QueryFileInformationRequestPacket packet)
: base(packet)
{
this.InitDefaultValue();
this.trans2Parameters.FID = packet.trans2Parameters.FID;
this.trans2Parameters.InformationLevel = packet.trans2Parameters.InformationLevel;
this.trans2Data.GetExtendedAttributeList.SizeOfListInBytes =
packet.trans2Data.GetExtendedAttributeList.SizeOfListInBytes;
if (packet.trans2Data.GetExtendedAttributeList.GEAList != null
&& packet.trans2Data.GetExtendedAttributeList.GEAList.Length > 0)
{
this.trans2Data.GetExtendedAttributeList.GEAList =
new SMB_GEA[packet.trans2Data.GetExtendedAttributeList.GEAList.Length];
Array.Copy(
packet.trans2Data.GetExtendedAttributeList.GEAList,
this.trans2Data.GetExtendedAttributeList.GEAList,
packet.trans2Data.GetExtendedAttributeList.GEAList.Length);
}
}
/// <summary>
/// Deep copy constructor.
/// </summary>
public SmbTrans2QueryFileInformationRequestPacket(SmbTrans2QueryFileInformationRequestPacket packet)
: base(packet)
{
this.InitDefaultValue();
this.trans2Parameters.FID = packet.trans2Parameters.FID;
this.trans2Parameters.InformationLevel = packet.trans2Parameters.InformationLevel;
this.trans2Data.GetExtendedAttributeList.SizeOfListInBytes =
packet.trans2Data.GetExtendedAttributeList.SizeOfListInBytes;
if (packet.trans2Data.GetExtendedAttributeList.GEAList != null &&
packet.trans2Data.GetExtendedAttributeList.GEAList.Length > 0)
{
this.trans2Data.GetExtendedAttributeList.GEAList =
new SMB_GEA[packet.trans2Data.GetExtendedAttributeList.GEAList.Length];
Array.Copy(
packet.trans2Data.GetExtendedAttributeList.GEAList,
this.trans2Data.GetExtendedAttributeList.GEAList,
packet.trans2Data.GetExtendedAttributeList.GEAList.Length);
}
}
/// <summary>
/// to create a Trans2QueryFileInformation 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="maxParameterCount">The maximum number of parameter bytes that the client will accept in the
/// transaction reply. The server MUST NOT return more than this number of parameter bytes.</param>
/// <param name="maxDataCount">The maximum number of data bytes that the client will accept in the transaction
/// reply. The server MUST NOT return more than this number of data bytes.</param>
/// <param name="maxSetupCount">Maximum number of setup bytes that the client will accept in the transaction
/// reply. The server MUST NOT return more than this number of setup bytes</param>
/// <param name="smbParametersFlags">A set of bit flags that alter the behavior of the requested operation.
/// Unused bit fields MUST be set to zero by the client sending the request, and MUST be ignored by the server
/// receiving the request. The client MAY set either or both of the following bit flags</param>
/// <param name="timeout">The number of milliseconds the server SHOULD wait for completion of the transaction
/// before generating a timeout. A value of zero indicates that the operation MUST NOT block.</param>
/// <param name="informationLevel">This field contains an information level code, which determines the
/// information contained in the response.</param>
/// <param name="fid">This field MUST contain a valid FID returned from a previously successful SMB open
/// command</param>
/// <param name="name">This field is present but not used in SMB_COM_TRANSACTION2 requests. If Unicode support
/// has been negotiated, then this field MUST be aligned to a 16-bit boundary and MUST consist of two null bytes
/// (a null-terminator). If Unicode support has not been negotiated this field will contain only one null
/// byte.</param>
/// <param name="extendedAttributeList">This field MUST contain an array of extended file attribute name value
/// pairs.</param>
/// <returns>a Trans2QueryFileInformation request packet</returns>
public SmbTrans2QueryFileInformationRequestPacket CreateTrans2QueryFileInformationRequest(
ushort messageId,
ushort uid,
ushort treeId,
SmbFlags flags,
SmbFlags2 flags2,
ushort maxParameterCount,
ushort maxDataCount,
byte maxSetupCount,
Trans2SmbParametersFlags smbParametersFlags,
uint timeout,
string name,
ushort fid,
QueryInformationLevel informationLevel,
SMB_GEA[] extendedAttributeList)
{
if (name == null)
{
name = string.Empty;
}
if (extendedAttributeList == null)
{
extendedAttributeList = new SMB_GEA[0];
}
SmbTrans2QueryFileInformationRequestPacket packet = new SmbTrans2QueryFileInformationRequestPacket();
packet.SmbHeader = CifsMessageUtils.CreateSmbHeader(SmbCommand.SMB_COM_TRANSACTION2,
messageId, uid, treeId, flags, flags2);
// Set Smb_Parameters
SMB_COM_TRANSACTION2_Request_SMB_Parameters smbParameters =
new SMB_COM_TRANSACTION2_Request_SMB_Parameters();
smbParameters.MaxParameterCount = maxParameterCount;
smbParameters.MaxDataCount = maxDataCount;
smbParameters.MaxSetupCount = maxSetupCount;
smbParameters.Flags = (ushort)smbParametersFlags;
smbParameters.Timeout = timeout;
smbParameters.SetupCount = 1; // the correct count in word of the Setup is always 1.
smbParameters.Setup = new ushort[] { (ushort)Trans2SubCommand.TRANS2_QUERY_FILE_INFORMATION };
smbParameters.WordCount = (byte)(CifsMessageUtils.GetSize<SMB_COM_TRANSACTION2_Request_SMB_Parameters>(
smbParameters) / NumBytesOfWord);
// Set Smb_Data
SMB_COM_TRANSACTION2_Request_SMB_Data smbData = new SMB_COM_TRANSACTION2_Request_SMB_Data();
smbData.Name = CifsMessageUtils.ToSmbStringBytes(name,
(flags2 & SmbFlags2.SMB_FLAGS2_UNICODE) == SmbFlags2.SMB_FLAGS2_UNICODE);
// Set Trans2_Parameters
TRANS2_QUERY_FILE_INFORMATION_Request_Trans2_Parameters trans2Parameters =
new TRANS2_QUERY_FILE_INFORMATION_Request_Trans2_Parameters();
trans2Parameters.FID = fid;
trans2Parameters.InformationLevel = informationLevel;
// Set Trans2_Data
TRANS2_QUERY_PATH_INFORMATION_Request_Trans2_Data trans2Data =
new TRANS2_QUERY_PATH_INFORMATION_Request_Trans2_Data();
trans2Data.GetExtendedAttributeList.GEAList = extendedAttributeList;
trans2Data.GetExtendedAttributeList.SizeOfListInBytes =
(uint)CifsMessageUtils.GetSize<uint>(trans2Data.GetExtendedAttributeList.SizeOfListInBytes);
trans2Data.GetExtendedAttributeList.SizeOfListInBytes +=
CifsMessageUtils.GetSmbQueryEAListSize(extendedAttributeList);
packet.SmbParameters = smbParameters;
packet.SmbData = smbData;
packet.Trans2Parameters = trans2Parameters;
packet.Trans2Data = trans2Data;
packet.UpdateCountAndOffset();
return packet;
}
public SmbTrans2QueryFileInformationFinalResponsePacket CreateTrans2QueryFileInformationFinalResponse(
CifsServerPerConnection connection,
SmbTrans2QueryFileInformationRequestPacket request,
object queryInformationLevel)
{
if (queryInformationLevel != null &&
!CheckInformationLevel(request.Trans2Parameters.InformationLevel, queryInformationLevel))
{
throw new InvalidCastException("The findInformationLevel must correspond with "
+ request.Trans2Parameters.InformationLevel);
}
SmbTrans2QueryFileInformationFinalResponsePacket response = new SmbTrans2QueryFileInformationFinalResponsePacket();
response.SmbHeader = CifsMessageUtils.CreateSmbHeader(connection, request);
TRANS2_QUERY_PATH_INFORMATION_Response_Trans2_Parameters trans2Parameters = response.Trans2Parameters;
trans2Parameters.EaErrorOffset = 0x0000;
response.Trans2Parameters = trans2Parameters;
TRANS2_QUERY_PATH_INFORMATION_Response_Trans2_Data trans2Data = response.Trans2Data;
trans2Data.Data = queryInformationLevel;
response.Trans2Data = trans2Data;
response.UpdateCountAndOffset();
return response;
}
