/// <summary> /// Deep copy constructor. /// </summary> public SmbOpenAndxResponsePacket(SmbOpenAndxResponsePacket packet) : base(packet) { this.InitDefaultValue(); this.smbParameters.WordCount = packet.SmbParameters.WordCount; this.smbParameters.AndXCommand = packet.SmbParameters.AndXCommand; this.smbParameters.AndXReserved = packet.SmbParameters.AndXReserved; this.smbParameters.AndXOffset = packet.SmbParameters.AndXOffset; this.smbParameters.FID = packet.SmbParameters.FID; this.smbParameters.FileAttrs = packet.SmbParameters.FileAttrs; this.smbParameters.LastWriteTime = packet.SmbParameters.LastWriteTime; this.smbParameters.DataSize = packet.SmbParameters.DataSize; this.smbParameters.GrantedAccess = packet.SmbParameters.GrantedAccess; this.smbParameters.FileType = packet.SmbParameters.FileType; this.smbParameters.DeviceState = packet.SmbParameters.DeviceState; this.smbParameters.Action = packet.SmbParameters.Action; this.smbParameters.ServerFid = packet.SmbParameters.ServerFid; this.smbParameters.Reserved = packet.SmbParameters.Reserved; this.smbParameters.MaximalAccessRights = packet.SmbParameters.MaximalAccessRights; this.smbParameters.GuestMaximalAccessRights = packet.SmbParameters.GuestMaximalAccessRights; }
protected override SmbPacket CreateSmbResponsePacket( SmbPacket request, SmbHeader smbHeader, Channel channel) { SmbPacket smbPacket = null; // error packet SmbStatus packetStatus = (SmbStatus)smbHeader.Status; // error packet if (packetStatus != SmbStatus.STATUS_SUCCESS && packetStatus != SmbStatus.STATUS_MORE_PROCESSING_REQUIRED && packetStatus != SmbStatus.STATUS_BUFFER_OVERFLOW) { smbPacket = new SmbErrorResponsePacket(); smbPacket.SmbHeader = smbHeader; return(smbPacket); } // success packet switch (smbHeader.Command) { case SmbCommand.SMB_COM_NEGOTIATE: if (smbClient.Capability.IsSupportsExtendedSecurity) { smbPacket = new SmbNegotiateResponsePacket(); } else { smbPacket = new SmbNegotiateImplicitNtlmResponsePacket(); } break; case SmbCommand.SMB_COM_SESSION_SETUP_ANDX: if (smbClient.Capability.IsSupportsExtendedSecurity) { smbPacket = new SmbSessionSetupAndxResponsePacket(); } else { smbPacket = new SmbSessionSetupImplicitNtlmAndxResponsePacket(); } break; case SmbCommand.SMB_COM_TREE_CONNECT_ANDX: smbPacket = new SmbTreeConnectAndxResponsePacket(); break; case SmbCommand.SMB_COM_TREE_DISCONNECT: smbPacket = new SmbTreeDisconnectResponsePacket(); break; case SmbCommand.SMB_COM_LOGOFF_ANDX: smbPacket = new SmbLogoffAndxResponsePacket(); break; case SmbCommand.SMB_COM_NT_CREATE_ANDX: smbPacket = new SmbNtCreateAndxResponsePacket(); break; case SmbCommand.SMB_COM_CLOSE: smbPacket = new SmbCloseResponsePacket(); break; case SmbCommand.SMB_COM_OPEN_ANDX: smbPacket = new SmbOpenAndxResponsePacket(); break; case SmbCommand.SMB_COM_WRITE_ANDX: smbPacket = new SmbWriteAndxResponsePacket(); break; case SmbCommand.SMB_COM_READ_ANDX: smbPacket = new SmbReadAndxResponsePacket(); break; case SmbCommand.SMB_COM_TRANSACTION: smbPacket = this.CreateTransactionResponsePacket(request, smbHeader, channel); break; case SmbCommand.SMB_COM_TRANSACTION2: smbPacket = this.CreateTransaction2ResponsePacket(request, smbHeader, channel); break; case SmbCommand.SMB_COM_NT_TRANSACT: smbPacket = this.CreateNtTransactionResponsePacket(request, smbHeader, channel); break; default: break; } if (smbPacket != null) { smbPacket.SmbHeader = smbHeader; return(smbPacket); } return(base.CreateSmbResponsePacket(request, smbHeader, channel)); }
/// <summary> /// update the context with response packet /// </summary> /// <param name="connection">the connection of endpoint</param> /// <param name="packet">the packet to update the context</param> private void ResponsePacketUpdateRoleContext(SmbServerConnection connection, SmbPacket packet) { SmbHeader smbHeader = packet.SmbHeader; SmbPacket requestPacket = connection.GetRequestPacket(smbHeader.Mid); if (requestPacket == null) { return; } switch (smbHeader.Command) { case SmbCommand.SMB_COM_SESSION_SETUP_ANDX: if (smbHeader.Uid == 0) { break; } else { SmbServerSession session = new SmbServerSession(); session.Uid = smbHeader.Uid; session.AuthenticationState = SessionState.Complete; session.Connection = connection; session.SessionKey = connection.GssApi.SessionKey; connection.AddSession(session); } break; case SmbCommand.SMB_COM_LOGOFF_ANDX: if (requestPacket.SmbHeader.Uid == 0) { break; } else { connection.RemoveSession(connection.GetSession(requestPacket.SmbHeader.Uid)); } break; case SmbCommand.SMB_COM_TREE_CONNECT_ANDX: { SmbTreeConnectAndxRequestPacket request = requestPacket as SmbTreeConnectAndxRequestPacket; SmbServerTreeConnect treeconnect = new SmbServerTreeConnect(); treeconnect.TreeId = smbHeader.Tid; treeconnect.Session = connection.GetSession(smbHeader.Uid); if (treeconnect.Session == null) { break; } if ((request.SmbHeader.Flags2 & SmbFlags2.SMB_FLAGS2_UNICODE) != 0) { treeconnect.Path = Encoding.Unicode.GetString(request.SmbData.Path); } else { treeconnect.Path = Encoding.ASCII.GetString(request.SmbData.Path); } treeconnect.Path = treeconnect.Path.TrimEnd('\0'); treeconnect.Session.AddTreeConnect(treeconnect); } break; case SmbCommand.SMB_COM_TREE_DISCONNECT: if (requestPacket.SmbHeader.Uid != 0) { SmbServerSession session = connection.GetSession(requestPacket.SmbHeader.Uid); if (session == null) { break; } session.RemoveTreeConnect(session.GetTreeConnect(requestPacket.SmbHeader.Tid)); } break; case SmbCommand.SMB_COM_NT_CREATE_ANDX: { SmbNtCreateAndxResponsePacket response = packet as SmbNtCreateAndxResponsePacket; SmbNtCreateAndxRequestPacket request = requestPacket as SmbNtCreateAndxRequestPacket; SmbServerOpen open = new SmbServerOpen(); open.SmbFid = response.SmbParameters.FID; open.PathName = SmbMessageUtils.GetString(request.SmbData.FileName, SmbFlags2.SMB_FLAGS2_UNICODE == (request.SmbHeader.Flags2 & SmbFlags2.SMB_FLAGS2_UNICODE)); open.PathName = open.PathName.TrimEnd('\0'); open.Session = connection.GetSession(smbHeader.Uid); open.TreeConnect = connection.GetTreeConnect(smbHeader.Tid); if (open.TreeConnect == null) { break; } open.TreeConnect.AddOpen(open); } break; case SmbCommand.SMB_COM_OPEN_ANDX: { SmbOpenAndxResponsePacket response = packet as SmbOpenAndxResponsePacket; SmbOpenAndxRequestPacket request = requestPacket as SmbOpenAndxRequestPacket; SmbServerOpen open = new SmbServerOpen(); open.SmbFid = response.SmbParameters.FID; open.PathName = SmbMessageUtils.GetString(request.SmbData.FileName, SmbFlags2.SMB_FLAGS2_UNICODE == (request.SmbHeader.Flags2 & SmbFlags2.SMB_FLAGS2_UNICODE)); open.Session = connection.GetSession(smbHeader.Uid); open.TreeConnect = connection.GetTreeConnect(smbHeader.Tid); if (open.TreeConnect == null) { break; } open.TreeConnect.AddOpen(open); } break; case SmbCommand.SMB_COM_CLOSE: { SmbCloseRequestPacket closeRequest = requestPacket as SmbCloseRequestPacket; SmbServerTreeConnect treeconnect = connection.GetTreeConnect(requestPacket.SmbHeader.Tid); if (treeconnect == null) { break; } treeconnect.RemoveOpen(treeconnect.GetOpen(closeRequest.SmbParameters.FID)); } break; default: break; } connection.RemoveRequestPacket(packet); }