/// <summary>
/// to create a TreeConnectAndx request packet.
/// </summary>
/// <param name="uid">This field SHOULD identify the authenticated instance of the user.</param>
/// <param name="smbParametersFlags">USHORT A 16-bit field used to modify the SMB_COM_TREE_CONNECT_ANDX
/// request. The client MUST set reserved values to 0, and the server MUST ignore them.</param>
/// <param name="path">STRING A null-terminated string that represents the server and share name of the resource
/// to which the client is attempting to connect</param>
/// <param name="service">The type of resource that the client intends to access</param>
/// <param name="password">A null-terminated string that represents a share password in plaintext form.</param>
/// <param name="andxPacket">the andx packet.</param>
/// <returns>a TreeConnectAndx request packet</returns>
/// <exception cref="System.NullReferenceException">There is no connection in context. </exception>
public SmbTreeConnectAndxRequestPacket CreateTreeConnectAndxRequest(
ushort uid,
TreeConnectAndxFlags smbParametersFlags,
string path,
string service,
byte[] password,
SmbPacket andxPacket)
{
return this.CreateTreeConnectAndxRequest(this.Context.GetMessageId(this.connectionId),
uid, this.defaultParameters.Flag, this.defaultParameters.Flag2, smbParametersFlags, path, service, password, andxPacket);
}
/// <summary>
/// to create a TreeConnectAndx 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="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="smbParametersFlags">USHORT A 16-bit field used to modify the SMB_COM_TREE_CONNECT_ANDX
/// request. The client MUST set reserved values to 0, and the server MUST ignore them.</param>
/// <param name="path">STRING A null-terminated string that represents the server and share name of the resource
/// to which the client is attempting to connect</param>
/// <param name="service">The type of resource that the client intends to access</param>
/// <param name="password">A null-terminated string that represents a share password in plaintext form.</param>
/// <param name="andxPacket">the andx packet.</param>
/// <returns>a TreeConnectAndx request packet</returns>
public SmbTreeConnectAndxRequestPacket CreateTreeConnectAndxRequest(
ushort messageId,
ushort uid,
SmbFlags flags,
SmbFlags2 flags2,
TreeConnectAndxFlags smbParametersFlags,
string path,
string service,
byte[] password,
SmbPacket andxPacket)
{
if (path == null)
{
path = string.Empty;
}
if (service == null)
{
service = string.Empty;
}
if (password == null)
{
password = new byte[0];
}
SmbTreeConnectAndxRequestPacket packet = new SmbTreeConnectAndxRequestPacket();
packet.SmbHeader = CifsMessageUtils.CreateSmbHeader(SmbCommand.SMB_COM_TREE_CONNECT_ANDX,
messageId, uid, 0, flags, flags2);
SMB_COM_TREE_CONNECT_ANDX_Request_SMB_Parameters smbParameters =
new SMB_COM_TREE_CONNECT_ANDX_Request_SMB_Parameters();
if (andxPacket == null)
{
smbParameters.AndXCommand = SmbCommand.SMB_COM_NO_ANDX_COMMAND;
}
else
{
smbParameters.AndXCommand = andxPacket.SmbHeader.Command;
}
smbParameters.AndXReserved = 0;
smbParameters.Flags = (ushort)smbParametersFlags;
smbParameters.PasswordLength = (ushort)password.Length;
smbParameters.WordCount = (byte)(Marshal.SizeOf(smbParameters) / NumBytesOfWord);
SMB_COM_TREE_CONNECT_ANDX_Request_SMB_Data smbData = new SMB_COM_TREE_CONNECT_ANDX_Request_SMB_Data();
smbData.Password = password;
if ((flags2 & SmbFlags2.SMB_FLAGS2_UNICODE) == SmbFlags2.SMB_FLAGS2_UNICODE)
{
smbData.Pad = new byte[(smbData.Password.Length + 1) % 2];
smbData.Path = CifsMessageUtils.ToSmbStringBytes(path, true);
}
else
{
smbData.Pad = new byte[0];
smbData.Path = CifsMessageUtils.ToSmbStringBytes(path, false);
}
smbData.Service = CifsMessageUtils.ToSmbStringBytes(service, false);
smbData.ByteCount = (ushort)(smbData.Password.Length + smbData.Pad.Length + smbData.Path.Length
+ smbData.Service.Length);
packet.SmbParameters = smbParameters;
packet.SmbData = smbData;
packet.AndxPacket = andxPacket;
return packet;
}
