Exemple #1
0
        /// <summary>
        /// Deep copy constructor.
        /// </summary>
        public SmbTrans2CreateDirectoryRequestPacket(SmbTrans2CreateDirectoryRequestPacket packet)
            : base(packet)
        {
            this.InitDefaultValue();

            this.trans2Parameters.Reserved      = packet.trans2Parameters.Reserved;
            this.trans2Parameters.DirectoryName = new byte[packet.trans2Parameters.DirectoryName.Length];
            Array.Copy(packet.trans2Parameters.DirectoryName,
                       this.trans2Parameters.DirectoryName, packet.trans2Parameters.DirectoryName.Length);

            this.trans2Data.ExtendedAttributeList.SizeOfListInBytes =
                packet.trans2Data.ExtendedAttributeList.SizeOfListInBytes;

            if (packet.trans2Data.ExtendedAttributeList.FEAList != null)
            {
                this.trans2Data.ExtendedAttributeList.FEAList =
                    new SMB_FEA[packet.trans2Data.ExtendedAttributeList.FEAList.Length];
                Array.Copy(packet.trans2Data.ExtendedAttributeList.FEAList,
                           this.trans2Data.ExtendedAttributeList.FEAList,
                           packet.trans2Data.ExtendedAttributeList.FEAList.Length);
            }
            else
            {
                this.trans2Data.ExtendedAttributeList.FEAList = new SMB_FEA[0];
            }
        }
        /// <summary>
        /// Deep copy constructor.
        /// </summary>
        public SmbTrans2CreateDirectoryRequestPacket(SmbTrans2CreateDirectoryRequestPacket packet)
            : base(packet)
        {
            this.InitDefaultValue();

            this.trans2Parameters.Reserved = packet.trans2Parameters.Reserved;
            this.trans2Parameters.DirectoryName = new byte[packet.trans2Parameters.DirectoryName.Length];
            Array.Copy(packet.trans2Parameters.DirectoryName,
                this.trans2Parameters.DirectoryName, packet.trans2Parameters.DirectoryName.Length);

            this.trans2Data.ExtendedAttributeList.SizeOfListInBytes =
                packet.trans2Data.ExtendedAttributeList.SizeOfListInBytes;

            if (packet.trans2Data.ExtendedAttributeList.FEAList != null)
            {
                this.trans2Data.ExtendedAttributeList.FEAList =
                    new SMB_FEA[packet.trans2Data.ExtendedAttributeList.FEAList.Length];
                Array.Copy(packet.trans2Data.ExtendedAttributeList.FEAList,
                    this.trans2Data.ExtendedAttributeList.FEAList,
                    packet.trans2Data.ExtendedAttributeList.FEAList.Length);
            }
            else
            {
                this.trans2Data.ExtendedAttributeList.FEAList = new SMB_FEA[0];
            }
        }
        /// <summary>
        /// to create a Trans2CreateDirectory 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="extendedAttributeList">A list of extended file attribute name value pairs where the
        /// AttributeName field values match those that were provided in the request</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>
        /// <returns>a Trans2CreateDirectory request packet</returns>
        public SmbTrans2CreateDirectoryRequestPacket CreateTrans2CreateDirectoryRequest(
            ushort messageId,
            ushort uid,
            ushort treeId,
            SmbFlags flags,
            SmbFlags2 flags2,
            ushort maxParameterCount,
            ushort maxDataCount,
            byte maxSetupCount,
            Trans2SmbParametersFlags smbParametersFlags,
            uint timeout,
            string name,
            SMB_FEA[] extendedAttributeList)
        {
            if (name == null)
            {
                name = string.Empty;
            }
            if (extendedAttributeList == null)
            {
                extendedAttributeList = new SMB_FEA[0];
            }

            SmbTrans2CreateDirectoryRequestPacket packet = new SmbTrans2CreateDirectoryRequestPacket();
            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_CREATE_DIRECTORY };
            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);

            // 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_Parameters
            TRANS2_CREATE_DIRECTORY_Request_Trans2_Parameters trans2Parameters =
                new TRANS2_CREATE_DIRECTORY_Request_Trans2_Parameters();
            trans2Parameters.DirectoryName = CifsMessageUtils.ToSmbStringBytes(name,
                (flags2 & SmbFlags2.SMB_FLAGS2_UNICODE) == SmbFlags2.SMB_FLAGS2_UNICODE);

            // Set Trans2_Data
            TRANS2_CREATE_DIRECTORY_Request_Trans2_Data trans2Data = new TRANS2_CREATE_DIRECTORY_Request_Trans2_Data();
            trans2Data.ExtendedAttributeList.FEAList = extendedAttributeList;
            trans2Data.ExtendedAttributeList.SizeOfListInBytes =
                (uint)CifsMessageUtils.GetSize<uint>(trans2Data.ExtendedAttributeList.SizeOfListInBytes);
            trans2Data.ExtendedAttributeList.SizeOfListInBytes +=
                CifsMessageUtils.GetSmbEAListSize(trans2Data.ExtendedAttributeList.FEAList);

            packet.SmbParameters = smbParameters;
            packet.SmbData = smbData;
            packet.Trans2Parameters = trans2Parameters;
            packet.Trans2Data = trans2Data;
            packet.UpdateCountAndOffset();

            return packet;
        }
        public SmbTrans2CreateDirectoryFinalResponsePacket CreateTrans2CreateDirectoryFinalResponse(
            CifsServerPerConnection connection,
            SmbTrans2CreateDirectoryRequestPacket request)
        {
            SmbTrans2CreateDirectoryFinalResponsePacket response = new SmbTrans2CreateDirectoryFinalResponsePacket();
            response.SmbHeader = CifsMessageUtils.CreateSmbHeader(connection, request);

            TRANS2_CREATE_DIRECTORY_Response_Trans2_Parameters trans2Parameters = response.Trans2Parameters;
            trans2Parameters.EaErrorOffset = 0x0000;
            response.Trans2Parameters = trans2Parameters;

            response.UpdateCountAndOffset();

            return response;
        }