/// <summary> /// to decode the smb parameters: from the general SmbParameters to the concrete Smb Parameters. /// </summary> protected override void DecodeParameters() { this.smbParameters = TypeMarshal.ToStruct<SMB_COM_SEARCH_Request_SMB_Parameters>( TypeMarshal.ToBytes(this.smbParametersBlock)); }
/// <summary> /// to create a Search 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="maxCount">The maximum number of directory entries to return</param> /// <param name="searchAttributes">ATTRIBUTES An attribute mask used to specify the standard attributes a file /// MUST have in order to match the search</param> /// <param name="fileName">null-terminated SMB_STRING. This is the full directory path (relative to the TID) of /// the file(s) being sought</param> /// <param name="resumeKey">The ResumeKey contains data used by both the client and the server to maintain the /// state of the search</param> /// <returns>a Search request packet</returns> public SmbSearchRequestPacket CreateSearchRequest( ushort messageId, ushort uid, ushort treeId, SmbFlags flags, SmbFlags2 flags2, ushort maxCount, SmbFileAttributes searchAttributes, string fileName, SMB_Resume_Key[] resumeKey) { if (fileName == null) { fileName = string.Empty; } if (resumeKey == null) { resumeKey = new SMB_Resume_Key[0]; } SmbSearchRequestPacket packet = new SmbSearchRequestPacket(); packet.SmbHeader = CifsMessageUtils.CreateSmbHeader(SmbCommand.SMB_COM_SEARCH, messageId, uid, treeId, flags, flags2); SMB_COM_SEARCH_Request_SMB_Parameters smbParameters = new SMB_COM_SEARCH_Request_SMB_Parameters(); smbParameters.MaxCount = maxCount; smbParameters.SearchAttributes = searchAttributes; smbParameters.WordCount = (byte)(Marshal.SizeOf(smbParameters) / NumBytesOfWord); SMB_COM_SEARCH_Request_SMB_Data smbData = new SMB_COM_SEARCH_Request_SMB_Data(); int resumeKeySize = 0; if (resumeKey.Length > 0) { resumeKeySize = CifsMessageUtils.GetSize<SMB_Resume_Key>(resumeKey[0]); } smbData.BufferFormat1 = (byte)DataBufferFormat.SmbString; smbData.BufferFormat2 = (byte)DataBufferFormat.VariableBlock; smbData.ResumeKey = resumeKey; smbData.ResumeKeyLength = (ushort)resumeKeySize; smbData.FileName = CifsMessageUtils.ToSmbStringBytes(fileName, (flags2 & SmbFlags2.SMB_FLAGS2_UNICODE) == SmbFlags2.SMB_FLAGS2_UNICODE); smbData.ByteCount = (ushort)(Marshal.SizeOf(smbData.BufferFormat1) + smbData.FileName.Length + Marshal.SizeOf(smbData.BufferFormat2) + Marshal.SizeOf(smbData.ResumeKeyLength) + smbData.ResumeKeyLength); packet.SmbParameters = smbParameters; packet.SmbData = smbData; return packet; }