/// <summary>
/// Deep copy constructor.
/// </summary>
public SmbTrans2SetPathInformationRequestPacket(SmbTrans2SetPathInformationRequestPacket packet)
: base(packet)
{
this.InitDefaultValue();
this.trans2Parameters.InformationLevel = packet.trans2Parameters.InformationLevel;
this.trans2Parameters.Reserved = packet.trans2Parameters.Reserved;
if (packet.trans2Parameters.FileName != null)
{
this.trans2Parameters.FileName = new byte[packet.trans2Parameters.FileName.Length];
Array.Copy(packet.trans2Parameters.FileName,
this.trans2Parameters.FileName, packet.trans2Parameters.FileName.Length);
}
this.trans2Data.Data = packet.trans2Data.Data;
}
/// <summary>
/// Deep copy constructor.
/// </summary>
public SmbTrans2SetPathInformationRequestPacket(SmbTrans2SetPathInformationRequestPacket packet)
: base(packet)
{
this.InitDefaultValue();
this.trans2Parameters.InformationLevel = packet.trans2Parameters.InformationLevel;
this.trans2Parameters.Reserved = packet.trans2Parameters.Reserved;
if (packet.trans2Parameters.FileName != null)
{
this.trans2Parameters.FileName = new byte[packet.trans2Parameters.FileName.Length];
Array.Copy(packet.trans2Parameters.FileName,
this.trans2Parameters.FileName, packet.trans2Parameters.FileName.Length);
}
this.trans2Data.Data = packet.trans2Data.Data;
}
/// <summary>
/// to create a Trans2SetPathInformation 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="name">A buffer containing the name of the file to be opened, created, or truncated. The
/// string MUST be null terminated</param>
/// <param name="data">the information data to be set.</param>
/// <returns>a Trans2SetPathInformation request packet</returns>
public SmbTrans2SetPathInformationRequestPacket CreateTrans2SetPathInformationRequest(
ushort messageId,
ushort uid,
ushort treeId,
SmbFlags flags,
SmbFlags2 flags2,
ushort maxParameterCount,
ushort maxDataCount,
byte maxSetupCount,
Trans2SmbParametersFlags smbParametersFlags,
uint timeout,
SetInformationLevel informationLevel,
string name,
Object data)
{
if (name == null)
{
name = string.Empty;
}
SmbTrans2SetPathInformationRequestPacket packet = new SmbTrans2SetPathInformationRequestPacket();
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_SET_PATH_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_SET_PATH_INFORMATION_Request_Trans2_Parameters trans2Parameters =
new TRANS2_SET_PATH_INFORMATION_Request_Trans2_Parameters();
trans2Parameters.InformationLevel = informationLevel;
trans2Parameters.FileName = CifsMessageUtils.ToSmbStringBytes(name,
(flags2 & SmbFlags2.SMB_FLAGS2_UNICODE) == SmbFlags2.SMB_FLAGS2_UNICODE);
// The size of the preceding SmbParameters part plus Header part is an odd number for all cifs messages
// Use Name field to judge whether needs to add one 16-bits align pad.
if ((flags2 & SmbFlags2.SMB_FLAGS2_UNICODE) == SmbFlags2.SMB_FLAGS2_UNICODE && smbData.Name.Length
% twoBytesAlign == 0)
{
// pad 1 byte for 16-bits align:
smbData.Pad1 = new byte[1];
}
else
{
smbData.Pad1 = new byte[0];
}
// Set Trans2_Data
TRANS2_SET_PATH_INFORMATION_Request_Trans2_Data trans2Data =
new TRANS2_SET_PATH_INFORMATION_Request_Trans2_Data();
if (data != null)
{
if (data.GetType() == typeof(SMB_INFO_SET_EAS))
{
SMB_INFO_SET_EAS info = (SMB_INFO_SET_EAS)data;
if (info.ExtendedAttributeList == null)
{
info.ExtendedAttributeList = new SMB_FEA[0];
}
info.SizeOfListInBytes = (uint)CifsMessageUtils.GetSize<uint>(info.SizeOfListInBytes);
info.SizeOfListInBytes += CifsMessageUtils.GetSmbEAListSize(info.ExtendedAttributeList);
data = info;
}
else if (data.GetType() == typeof(SMB_INFO_STANDARD_OF_TRANS2_SET_PATH_INFORMATION))
{
SMB_INFO_STANDARD_OF_TRANS2_SET_PATH_INFORMATION info =
(SMB_INFO_STANDARD_OF_TRANS2_SET_PATH_INFORMATION)data;
{
// Reserved (10 bytes): MUST be set to zero when sent and MUST be ignored on receipt.
info.Reserved = new byte[10];
data = info;
}
}
else
{
// Nothing needs to do.
}
}
trans2Data.Data = data;
packet.SmbParameters = smbParameters;
packet.SmbData = smbData;
packet.Trans2Parameters = trans2Parameters;
packet.Trans2Data = trans2Data;
packet.UpdateCountAndOffset();
return packet;
}
public SmbTrans2SetPathInformationFinalResponsePacket CreateTrans2SetPathInformationFinalResponse(
CifsServerPerConnection connection,
SmbTrans2SetPathInformationRequestPacket request)
{
SmbTrans2SetPathInformationFinalResponsePacket response = new SmbTrans2SetPathInformationFinalResponsePacket();
response.SmbHeader = CifsMessageUtils.CreateSmbHeader(connection, request);
TRANS2_SET_PATH_INFORMATION_Response_Trans2_Parameters trans2Parameters = response.Trans2Parameters;
trans2Parameters.EaErrorOffset = 0x0000;
response.Trans2Parameters = trans2Parameters;
response.UpdateCountAndOffset();
return response;
}