mirror of
https://github.com/TalAloni/SMBLibrary.git
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Moved SMB1 specific server functionality to SMBServer.SMB1
This commit is contained in:
Tal Aloni
parent
eee2078581
commit
8ba4f012f1
3 changed files with 355 additions and 339 deletions
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@ -131,6 +131,7 @@
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<Compile Include="Server\SMB1\TransactionSubcommandHelper.cs" />
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<Compile Include="Server\SMB1\TreeConnectHelper.cs" />
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<Compile Include="Server\SMBServer.cs" />
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<Compile Include="Server\SMBServer.SMB1.cs" />
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<Compile Include="Server\User.cs" />
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<Compile Include="Server\UserCollection.cs" />
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<Compile Include="Services\Enums\PlatformName.cs" />
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352
SMBLibrary/Server/SMBServer.SMB1.cs
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352
SMBLibrary/Server/SMBServer.SMB1.cs
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@ -0,0 +1,352 @@
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/* Copyright (C) 2014-2017 Tal Aloni <tal.aloni.il@gmail.com>. All rights reserved.
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*
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* You can redistribute this program and/or modify it under the terms of
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* the GNU Lesser Public License as published by the Free Software Foundation,
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* either version 3 of the License, or (at your option) any later version.
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*/
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using System;
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using System.Collections.Generic;
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using SMBLibrary.NetBios;
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using SMBLibrary.Server.SMB1;
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using SMBLibrary.SMB1;
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using Utilities;
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namespace SMBLibrary.Server
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{
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public partial class SMBServer
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{
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public void ProcessSMB1Message(SMB1Message message, SMB1ConnectionState state)
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{
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SMB1Message reply = new SMB1Message();
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PrepareResponseHeader(reply, message);
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List<SMB1Command> sendQueue = new List<SMB1Command>();
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foreach (SMB1Command command in message.Commands)
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{
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SMB1Command response = ProcessSMB1Command(reply.Header, command, state, sendQueue);
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if (response != null)
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{
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reply.Commands.Add(response);
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}
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if (reply.Header.Status != NTStatus.STATUS_SUCCESS)
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{
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break;
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}
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}
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if (reply.Commands.Count > 0)
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{
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TrySendMessage(state, reply);
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foreach (SMB1Command command in sendQueue)
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{
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SMB1Message secondaryReply = new SMB1Message();
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secondaryReply.Header = reply.Header;
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secondaryReply.Commands.Add(command);
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TrySendMessage(state, secondaryReply);
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}
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}
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}
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/// <summary>
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/// May return null
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/// </summary>
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public SMB1Command ProcessSMB1Command(SMB1Header header, SMB1Command command, SMB1ConnectionState state, List<SMB1Command> sendQueue)
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{
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if (command is NegotiateRequest)
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{
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NegotiateRequest request = (NegotiateRequest)command;
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if (request.Dialects.Contains(SMBServer.NTLanManagerDialect))
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{
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if (EnableExtendedSecurity && header.ExtendedSecurityFlag)
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{
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return NegotiateHelper.GetNegotiateResponseExtended(request, m_serverGuid);
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}
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else
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{
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byte[] serverChallenge = m_users.GenerateServerChallenge();
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return NegotiateHelper.GetNegotiateResponse(header, request, serverChallenge);
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}
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}
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else
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{
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return new NegotiateResponseNotSupported();
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}
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}
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else if (command is SessionSetupAndXRequest)
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{
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SessionSetupAndXRequest request = (SessionSetupAndXRequest)command;
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state.MaxBufferSize = request.MaxBufferSize;
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return NegotiateHelper.GetSessionSetupResponse(header, request, m_users, state);
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}
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else if (command is SessionSetupAndXRequestExtended)
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{
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SessionSetupAndXRequestExtended request = (SessionSetupAndXRequestExtended)command;
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state.MaxBufferSize = request.MaxBufferSize;
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return NegotiateHelper.GetSessionSetupResponseExtended(header, request, m_users, state);
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}
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else if (command is EchoRequest)
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{
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return ServerResponseHelper.GetEchoResponse((EchoRequest)command, sendQueue);
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}
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else if (state.IsAuthenticated(header.UID))
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{
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if (command is TreeConnectAndXRequest)
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{
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TreeConnectAndXRequest request = (TreeConnectAndXRequest)command;
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return TreeConnectHelper.GetTreeConnectResponse(header, request, state, m_shares);
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}
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else if (command is LogoffAndXRequest)
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{
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return new LogoffAndXResponse();
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}
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else if (state.IsTreeConnected(header.TID))
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{
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string rootPath = state.GetConnectedTreePath(header.TID);
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ISMBShare share;
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if (state.IsIPC(header.TID))
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{
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share = m_services;
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}
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else
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{
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share = m_shares.GetShareFromRelativePath(rootPath);
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}
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if (command is CreateDirectoryRequest)
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{
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if (!(share is FileSystemShare))
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{
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header.Status = NTStatus.STATUS_SMB_BAD_COMMAND;
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return new ErrorResponse(command.CommandName);
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}
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CreateDirectoryRequest request = (CreateDirectoryRequest)command;
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return FileSystemResponseHelper.GetCreateDirectoryResponse(header, request, (FileSystemShare)share, state);
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}
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else if (command is DeleteDirectoryRequest)
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{
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if (!(share is FileSystemShare))
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{
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header.Status = NTStatus.STATUS_SMB_BAD_COMMAND;
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return new ErrorResponse(command.CommandName);
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}
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DeleteDirectoryRequest request = (DeleteDirectoryRequest)command;
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return FileSystemResponseHelper.GetDeleteDirectoryResponse(header, request, (FileSystemShare)share, state);
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}
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else if (command is CloseRequest)
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{
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CloseRequest request = (CloseRequest)command;
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return ServerResponseHelper.GetCloseResponse(header, request, share, state);
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}
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else if (command is FlushRequest)
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{
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return new FlushResponse();
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}
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else if (command is DeleteRequest)
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{
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if (!(share is FileSystemShare))
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{
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header.Status = NTStatus.STATUS_SMB_BAD_COMMAND;
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return new ErrorResponse(command.CommandName);
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}
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DeleteRequest request = (DeleteRequest)command;
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return FileSystemResponseHelper.GetDeleteResponse(header, request, (FileSystemShare)share, state);
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}
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else if (command is RenameRequest)
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{
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if (!(share is FileSystemShare))
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{
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header.Status = NTStatus.STATUS_SMB_BAD_COMMAND;
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return new ErrorResponse(command.CommandName);
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}
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RenameRequest request = (RenameRequest)command;
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return FileSystemResponseHelper.GetRenameResponse(header, request, (FileSystemShare)share, state);
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}
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else if (command is QueryInformationRequest)
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{
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if (!(share is FileSystemShare))
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{
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header.Status = NTStatus.STATUS_SMB_BAD_COMMAND;
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return new ErrorResponse(command.CommandName);
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}
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QueryInformationRequest request = (QueryInformationRequest)command;
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return FileSystemResponseHelper.GetQueryInformationResponse(header, request, (FileSystemShare)share);
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}
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else if (command is SetInformationRequest)
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{
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if (!(share is FileSystemShare))
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{
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header.Status = NTStatus.STATUS_SMB_BAD_COMMAND;
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return new ErrorResponse(command.CommandName);
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}
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SetInformationRequest request = (SetInformationRequest)command;
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return FileSystemResponseHelper.GetSetInformationResponse(header, request, (FileSystemShare)share, state);
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}
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else if (command is ReadRequest)
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{
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ReadRequest request = (ReadRequest)command;
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return ReadWriteResponseHelper.GetReadResponse(header, request, share, state);
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}
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else if (command is WriteRequest)
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{
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string userName = state.GetConnectedUserName(header.UID);
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if (share is FileSystemShare && !((FileSystemShare)share).HasWriteAccess(userName))
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{
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header.Status = NTStatus.STATUS_ACCESS_DENIED;
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return new ErrorResponse(command.CommandName);
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}
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WriteRequest request = (WriteRequest)command;
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return ReadWriteResponseHelper.GetWriteResponse(header, request, share, state);
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}
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else if (command is CheckDirectoryRequest)
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{
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if (!(share is FileSystemShare))
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{
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header.Status = NTStatus.STATUS_SMB_BAD_COMMAND;
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return new ErrorResponse(command.CommandName);
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}
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CheckDirectoryRequest request = (CheckDirectoryRequest)command;
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return FileSystemResponseHelper.GetCheckDirectoryResponse(header, request, (FileSystemShare)share);
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}
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else if (command is WriteRawRequest)
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{
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// [MS-CIFS] 3.3.5.26 - Receiving an SMB_COM_WRITE_RAW Request:
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// the server MUST verify that the Server.Capabilities include CAP_RAW_MODE,
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// If an error is detected [..] the Write Raw operation MUST fail and
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// the server MUST return a Final Server Response [..] with the Count field set to zero.
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return new WriteRawFinalResponse();
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}
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else if (command is SetInformation2Request)
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{
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if (!(share is FileSystemShare))
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{
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header.Status = NTStatus.STATUS_SMB_BAD_COMMAND;
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return new ErrorResponse(command.CommandName);
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}
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SetInformation2Request request = (SetInformation2Request)command;
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return FileSystemResponseHelper.GetSetInformation2Response(header, request, (FileSystemShare)share, state);
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}
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else if (command is LockingAndXRequest)
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{
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header.Status = NTStatus.STATUS_ACCESS_DENIED;
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return new ErrorResponse(CommandName.SMB_COM_LOCKING_ANDX);
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}
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else if (command is OpenAndXRequest)
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{
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OpenAndXRequest request = (OpenAndXRequest)command;
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return OpenAndXHelper.GetOpenAndXResponse(header, request, share, state);
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}
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else if (command is ReadAndXRequest)
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{
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ReadAndXRequest request = (ReadAndXRequest)command;
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return ReadWriteResponseHelper.GetReadResponse(header, request, share, state);
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}
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else if (command is WriteAndXRequest)
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{
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string userName = state.GetConnectedUserName(header.UID);
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if (share is FileSystemShare && !((FileSystemShare)share).HasWriteAccess(userName))
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{
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header.Status = NTStatus.STATUS_ACCESS_DENIED;
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return new ErrorResponse(command.CommandName);
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}
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WriteAndXRequest request = (WriteAndXRequest)command;
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return ReadWriteResponseHelper.GetWriteResponse(header, request, share, state);
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}
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else if (command is FindClose2Request)
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{
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return ServerResponseHelper.GetFindClose2Request(header, (FindClose2Request)command, state);
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}
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else if (command is TreeDisconnectRequest)
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{
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TreeDisconnectRequest request = (TreeDisconnectRequest)command;
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return TreeConnectHelper.GetTreeDisconnectResponse(header, request, state);
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}
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else if (command is TransactionRequest) // Both TransactionRequest and Transaction2Request
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{
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TransactionRequest request = (TransactionRequest)command;
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try
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{
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return TransactionHelper.GetTransactionResponse(header, request, share, state, sendQueue);
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}
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catch (UnsupportedInformationLevelException)
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{
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header.Status = NTStatus.STATUS_INVALID_PARAMETER;
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return new ErrorResponse(command.CommandName);
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}
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}
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else if (command is TransactionSecondaryRequest) // Both TransactionSecondaryRequest and Transaction2SecondaryRequest
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{
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TransactionSecondaryRequest request = (TransactionSecondaryRequest)command;
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try
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{
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return TransactionHelper.GetTransactionResponse(header, request, share, state, sendQueue);
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}
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catch (UnsupportedInformationLevelException)
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{
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header.Status = NTStatus.STATUS_INVALID_PARAMETER;
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return new ErrorResponse(command.CommandName);
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}
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}
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else if (command is NTTransactRequest)
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{
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NTTransactRequest request = (NTTransactRequest)command;
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return NTTransactHelper.GetNTTransactResponse(header, request, share, state, sendQueue);
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}
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else if (command is NTTransactSecondaryRequest)
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{
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NTTransactSecondaryRequest request = (NTTransactSecondaryRequest)command;
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return NTTransactHelper.GetNTTransactResponse(header, request, share, state, sendQueue);
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}
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else if (command is NTCreateAndXRequest)
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{
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NTCreateAndXRequest request = (NTCreateAndXRequest)command;
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return NTCreateHelper.GetNTCreateResponse(header, request, share, state);
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}
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}
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else
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{
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header.Status = NTStatus.STATUS_SMB_BAD_TID;
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return new ErrorResponse(command.CommandName);
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}
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}
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header.Status = NTStatus.STATUS_SMB_BAD_COMMAND;
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return new ErrorResponse(command.CommandName);
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}
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public static void TrySendMessage(SMB1ConnectionState state, SMB1Message response)
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{
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SessionMessagePacket packet = new SessionMessagePacket();
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packet.Trailer = response.GetBytes();
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TrySendPacket(state, packet);
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System.Diagnostics.Debug.Print("[{0}] Response sent: {1} Commands, First Command: {2}, Packet length: {3}", DateTime.Now.ToString("HH:mm:ss:ffff"), response.Commands.Count, response.Commands[0].CommandName.ToString(), packet.Length);
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}
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private static void PrepareResponseHeader(SMB1Message response, SMB1Message request)
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{
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response.Header.Status = NTStatus.STATUS_SUCCESS;
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response.Header.Flags = HeaderFlags.CaseInsensitive | HeaderFlags.CanonicalizedPaths | HeaderFlags.Reply;
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response.Header.Flags2 = HeaderFlags2.NTStatusCode;
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if ((request.Header.Flags2 & HeaderFlags2.LongNamesAllowed) > 0)
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{
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response.Header.Flags2 |= HeaderFlags2.LongNamesAllowed | HeaderFlags2.LongNameUsed;
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}
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if ((request.Header.Flags2 & HeaderFlags2.ExtendedAttributes) > 0)
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{
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response.Header.Flags2 |= HeaderFlags2.ExtendedAttributes;
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}
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if ((request.Header.Flags2 & HeaderFlags2.ExtendedSecurity) > 0)
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{
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response.Header.Flags2 |= HeaderFlags2.ExtendedSecurity;
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}
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if ((request.Header.Flags2 & HeaderFlags2.Unicode) > 0)
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{
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response.Header.Flags2 |= HeaderFlags2.Unicode;
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}
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response.Header.MID = request.Header.MID;
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response.Header.PID = request.Header.PID;
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response.Header.UID = request.Header.UID;
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response.Header.TID = request.Header.TID;
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}
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}
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}
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@ -6,19 +6,16 @@
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*/
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using System;
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using System.Collections.Generic;
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using System.IO;
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using System.Net;
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using System.Net.Sockets;
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using System.Text;
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using SMBLibrary.NetBios;
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using SMBLibrary.Server.SMB1;
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using SMBLibrary.Services;
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using SMBLibrary.SMB1;
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using Utilities;
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namespace SMBLibrary.Server
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{
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public class SMBServer
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public partial class SMBServer
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{
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public const int NetBiosOverTCPPort = 139;
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public const int DirectTCPPort = 445;
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@ -218,7 +215,7 @@ namespace SMBLibrary.Server
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return;
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}
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#endif
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ProcessMessage(message, state);
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ProcessSMB1Message(message, state);
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}
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else
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{
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@ -228,313 +225,6 @@ namespace SMBLibrary.Server
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}
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}
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public void ProcessMessage(SMB1Message message, SMB1ConnectionState state)
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{
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SMB1Message reply = new SMB1Message();
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PrepareResponseHeader(reply, message);
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List<SMB1Command> sendQueue = new List<SMB1Command>();
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foreach (SMB1Command command in message.Commands)
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{
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SMB1Command response = ProcessCommand(reply.Header, command, state, sendQueue);
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if (response != null)
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{
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reply.Commands.Add(response);
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}
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if (reply.Header.Status != NTStatus.STATUS_SUCCESS)
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{
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break;
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}
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}
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if (reply.Commands.Count > 0)
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{
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TrySendMessage(state, reply);
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foreach (SMB1Command command in sendQueue)
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{
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SMB1Message secondaryReply = new SMB1Message();
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secondaryReply.Header = reply.Header;
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secondaryReply.Commands.Add(command);
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TrySendMessage(state, secondaryReply);
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}
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}
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}
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/// <summary>
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/// May return null
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/// </summary>
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public SMB1Command ProcessCommand(SMB1Header header, SMB1Command command, SMB1ConnectionState state, List<SMB1Command> sendQueue)
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{
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if (command is NegotiateRequest)
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{
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NegotiateRequest request = (NegotiateRequest)command;
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if (request.Dialects.Contains(SMBServer.NTLanManagerDialect))
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{
|
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if (EnableExtendedSecurity && header.ExtendedSecurityFlag)
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{
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return NegotiateHelper.GetNegotiateResponseExtended(request, m_serverGuid);
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}
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else
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{
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byte[] serverChallenge = m_users.GenerateServerChallenge();
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return NegotiateHelper.GetNegotiateResponse(header, request, serverChallenge);
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}
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}
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else
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{
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return new NegotiateResponseNotSupported();
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}
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}
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else if (command is SessionSetupAndXRequest)
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{
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SessionSetupAndXRequest request = (SessionSetupAndXRequest)command;
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state.MaxBufferSize = request.MaxBufferSize;
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return NegotiateHelper.GetSessionSetupResponse(header, request, m_users, state);
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}
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else if (command is SessionSetupAndXRequestExtended)
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{
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SessionSetupAndXRequestExtended request = (SessionSetupAndXRequestExtended)command;
|
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state.MaxBufferSize = request.MaxBufferSize;
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return NegotiateHelper.GetSessionSetupResponseExtended(header, request, m_users, state);
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}
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else if (command is EchoRequest)
|
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{
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return ServerResponseHelper.GetEchoResponse((EchoRequest)command, sendQueue);
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}
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else if (state.IsAuthenticated(header.UID))
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{
|
||||
if (command is TreeConnectAndXRequest)
|
||||
{
|
||||
TreeConnectAndXRequest request = (TreeConnectAndXRequest)command;
|
||||
return TreeConnectHelper.GetTreeConnectResponse(header, request, state, m_shares);
|
||||
}
|
||||
else if (command is LogoffAndXRequest)
|
||||
{
|
||||
return new LogoffAndXResponse();
|
||||
}
|
||||
else if (state.IsTreeConnected(header.TID))
|
||||
{
|
||||
string rootPath = state.GetConnectedTreePath(header.TID);
|
||||
ISMBShare share;
|
||||
if (state.IsIPC(header.TID))
|
||||
{
|
||||
share = m_services;
|
||||
}
|
||||
else
|
||||
{
|
||||
share = m_shares.GetShareFromRelativePath(rootPath);
|
||||
}
|
||||
|
||||
if (command is CreateDirectoryRequest)
|
||||
{
|
||||
if (!(share is FileSystemShare))
|
||||
{
|
||||
header.Status = NTStatus.STATUS_SMB_BAD_COMMAND;
|
||||
return new ErrorResponse(command.CommandName);
|
||||
}
|
||||
CreateDirectoryRequest request = (CreateDirectoryRequest)command;
|
||||
return FileSystemResponseHelper.GetCreateDirectoryResponse(header, request, (FileSystemShare)share, state);
|
||||
}
|
||||
else if (command is DeleteDirectoryRequest)
|
||||
{
|
||||
if (!(share is FileSystemShare))
|
||||
{
|
||||
header.Status = NTStatus.STATUS_SMB_BAD_COMMAND;
|
||||
return new ErrorResponse(command.CommandName);
|
||||
}
|
||||
DeleteDirectoryRequest request = (DeleteDirectoryRequest)command;
|
||||
return FileSystemResponseHelper.GetDeleteDirectoryResponse(header, request, (FileSystemShare)share, state);
|
||||
}
|
||||
else if (command is CloseRequest)
|
||||
{
|
||||
CloseRequest request = (CloseRequest)command;
|
||||
return ServerResponseHelper.GetCloseResponse(header, request, share, state);
|
||||
}
|
||||
else if (command is FlushRequest)
|
||||
{
|
||||
return new FlushResponse();
|
||||
}
|
||||
else if (command is DeleteRequest)
|
||||
{
|
||||
if (!(share is FileSystemShare))
|
||||
{
|
||||
header.Status = NTStatus.STATUS_SMB_BAD_COMMAND;
|
||||
return new ErrorResponse(command.CommandName);
|
||||
}
|
||||
DeleteRequest request = (DeleteRequest)command;
|
||||
return FileSystemResponseHelper.GetDeleteResponse(header, request, (FileSystemShare)share, state);
|
||||
}
|
||||
else if (command is RenameRequest)
|
||||
{
|
||||
if (!(share is FileSystemShare))
|
||||
{
|
||||
header.Status = NTStatus.STATUS_SMB_BAD_COMMAND;
|
||||
return new ErrorResponse(command.CommandName);
|
||||
}
|
||||
RenameRequest request = (RenameRequest)command;
|
||||
return FileSystemResponseHelper.GetRenameResponse(header, request, (FileSystemShare)share, state);
|
||||
}
|
||||
else if (command is QueryInformationRequest)
|
||||
{
|
||||
if (!(share is FileSystemShare))
|
||||
{
|
||||
header.Status = NTStatus.STATUS_SMB_BAD_COMMAND;
|
||||
return new ErrorResponse(command.CommandName);
|
||||
}
|
||||
QueryInformationRequest request = (QueryInformationRequest)command;
|
||||
return FileSystemResponseHelper.GetQueryInformationResponse(header, request, (FileSystemShare)share);
|
||||
}
|
||||
else if (command is SetInformationRequest)
|
||||
{
|
||||
if (!(share is FileSystemShare))
|
||||
{
|
||||
header.Status = NTStatus.STATUS_SMB_BAD_COMMAND;
|
||||
return new ErrorResponse(command.CommandName);
|
||||
}
|
||||
SetInformationRequest request = (SetInformationRequest)command;
|
||||
return FileSystemResponseHelper.GetSetInformationResponse(header, request, (FileSystemShare)share, state);
|
||||
}
|
||||
else if (command is ReadRequest)
|
||||
{
|
||||
ReadRequest request = (ReadRequest)command;
|
||||
return ReadWriteResponseHelper.GetReadResponse(header, request, share, state);
|
||||
}
|
||||
else if (command is WriteRequest)
|
||||
{
|
||||
string userName = state.GetConnectedUserName(header.UID);
|
||||
if (share is FileSystemShare && !((FileSystemShare)share).HasWriteAccess(userName))
|
||||
{
|
||||
header.Status = NTStatus.STATUS_ACCESS_DENIED;
|
||||
return new ErrorResponse(command.CommandName);
|
||||
}
|
||||
WriteRequest request = (WriteRequest)command;
|
||||
return ReadWriteResponseHelper.GetWriteResponse(header, request, share, state);
|
||||
}
|
||||
else if (command is CheckDirectoryRequest)
|
||||
{
|
||||
if (!(share is FileSystemShare))
|
||||
{
|
||||
header.Status = NTStatus.STATUS_SMB_BAD_COMMAND;
|
||||
return new ErrorResponse(command.CommandName);
|
||||
}
|
||||
CheckDirectoryRequest request = (CheckDirectoryRequest)command;
|
||||
return FileSystemResponseHelper.GetCheckDirectoryResponse(header, request, (FileSystemShare)share);
|
||||
}
|
||||
else if (command is WriteRawRequest)
|
||||
{
|
||||
// [MS-CIFS] 3.3.5.26 - Receiving an SMB_COM_WRITE_RAW Request:
|
||||
// the server MUST verify that the Server.Capabilities include CAP_RAW_MODE,
|
||||
// If an error is detected [..] the Write Raw operation MUST fail and
|
||||
// the server MUST return a Final Server Response [..] with the Count field set to zero.
|
||||
return new WriteRawFinalResponse();
|
||||
}
|
||||
else if (command is SetInformation2Request)
|
||||
{
|
||||
if (!(share is FileSystemShare))
|
||||
{
|
||||
header.Status = NTStatus.STATUS_SMB_BAD_COMMAND;
|
||||
return new ErrorResponse(command.CommandName);
|
||||
}
|
||||
SetInformation2Request request = (SetInformation2Request)command;
|
||||
return FileSystemResponseHelper.GetSetInformation2Response(header, request, (FileSystemShare)share, state);
|
||||
}
|
||||
else if (command is LockingAndXRequest)
|
||||
{
|
||||
header.Status = NTStatus.STATUS_ACCESS_DENIED;
|
||||
return new ErrorResponse(CommandName.SMB_COM_LOCKING_ANDX);
|
||||
}
|
||||
else if (command is OpenAndXRequest)
|
||||
{
|
||||
OpenAndXRequest request = (OpenAndXRequest)command;
|
||||
return OpenAndXHelper.GetOpenAndXResponse(header, request, share, state);
|
||||
}
|
||||
else if (command is ReadAndXRequest)
|
||||
{
|
||||
ReadAndXRequest request = (ReadAndXRequest)command;
|
||||
return ReadWriteResponseHelper.GetReadResponse(header, request, share, state);
|
||||
}
|
||||
else if (command is WriteAndXRequest)
|
||||
{
|
||||
string userName = state.GetConnectedUserName(header.UID);
|
||||
if (share is FileSystemShare && !((FileSystemShare)share).HasWriteAccess(userName))
|
||||
{
|
||||
header.Status = NTStatus.STATUS_ACCESS_DENIED;
|
||||
return new ErrorResponse(command.CommandName);
|
||||
}
|
||||
WriteAndXRequest request = (WriteAndXRequest)command;
|
||||
return ReadWriteResponseHelper.GetWriteResponse(header, request, share, state);
|
||||
}
|
||||
else if (command is FindClose2Request)
|
||||
{
|
||||
return ServerResponseHelper.GetFindClose2Request(header, (FindClose2Request)command, state);
|
||||
}
|
||||
else if (command is TreeDisconnectRequest)
|
||||
{
|
||||
TreeDisconnectRequest request = (TreeDisconnectRequest)command;
|
||||
return TreeConnectHelper.GetTreeDisconnectResponse(header, request, state);
|
||||
}
|
||||
else if (command is TransactionRequest) // Both TransactionRequest and Transaction2Request
|
||||
{
|
||||
TransactionRequest request = (TransactionRequest)command;
|
||||
try
|
||||
{
|
||||
return TransactionHelper.GetTransactionResponse(header, request, share, state, sendQueue);
|
||||
}
|
||||
catch (UnsupportedInformationLevelException)
|
||||
{
|
||||
header.Status = NTStatus.STATUS_INVALID_PARAMETER;
|
||||
return new ErrorResponse(command.CommandName);
|
||||
}
|
||||
}
|
||||
else if (command is TransactionSecondaryRequest) // Both TransactionSecondaryRequest and Transaction2SecondaryRequest
|
||||
{
|
||||
TransactionSecondaryRequest request = (TransactionSecondaryRequest)command;
|
||||
try
|
||||
{
|
||||
return TransactionHelper.GetTransactionResponse(header, request, share, state, sendQueue);
|
||||
}
|
||||
catch (UnsupportedInformationLevelException)
|
||||
{
|
||||
header.Status = NTStatus.STATUS_INVALID_PARAMETER;
|
||||
return new ErrorResponse(command.CommandName);
|
||||
}
|
||||
}
|
||||
else if (command is NTTransactRequest)
|
||||
{
|
||||
NTTransactRequest request = (NTTransactRequest)command;
|
||||
return NTTransactHelper.GetNTTransactResponse(header, request, share, state, sendQueue);
|
||||
}
|
||||
else if (command is NTTransactSecondaryRequest)
|
||||
{
|
||||
NTTransactSecondaryRequest request = (NTTransactSecondaryRequest)command;
|
||||
return NTTransactHelper.GetNTTransactResponse(header, request, share, state, sendQueue);
|
||||
}
|
||||
else if (command is NTCreateAndXRequest)
|
||||
{
|
||||
NTCreateAndXRequest request = (NTCreateAndXRequest)command;
|
||||
return NTCreateHelper.GetNTCreateResponse(header, request, share, state);
|
||||
}
|
||||
}
|
||||
else
|
||||
{
|
||||
header.Status = NTStatus.STATUS_SMB_BAD_TID;
|
||||
return new ErrorResponse(command.CommandName);
|
||||
}
|
||||
}
|
||||
|
||||
header.Status = NTStatus.STATUS_SMB_BAD_COMMAND;
|
||||
return new ErrorResponse(command.CommandName);
|
||||
}
|
||||
|
||||
public static void TrySendMessage(SMB1ConnectionState state, SMB1Message reply)
|
||||
{
|
||||
SessionMessagePacket packet = new SessionMessagePacket();
|
||||
packet.Trailer = reply.GetBytes();
|
||||
TrySendPacket(state, packet);
|
||||
System.Diagnostics.Debug.Print("[{0}] Reply sent: {1} Commands, First Command: {2}, Packet length: {3}", DateTime.Now.ToString("HH:mm:ss:ffff"), reply.Commands.Count, reply.Commands[0].CommandName.ToString(), packet.Length);
|
||||
}
|
||||
|
||||
public static void TrySendPacket(SMB1ConnectionState state, SessionPacket response)
|
||||
{
|
||||
Socket clientSocket = state.ClientSocket;
|
||||
|
|
@ -549,32 +239,5 @@ namespace SMBLibrary.Server
|
|||
{
|
||||
}
|
||||
}
|
||||
|
||||
private static void PrepareResponseHeader(SMB1Message response, SMB1Message request)
|
||||
{
|
||||
response.Header.Status = NTStatus.STATUS_SUCCESS;
|
||||
response.Header.Flags = HeaderFlags.CaseInsensitive | HeaderFlags.CanonicalizedPaths | HeaderFlags.Reply;
|
||||
response.Header.Flags2 = HeaderFlags2.NTStatusCode;
|
||||
if ((request.Header.Flags2 & HeaderFlags2.LongNamesAllowed) > 0)
|
||||
{
|
||||
response.Header.Flags2 |= HeaderFlags2.LongNamesAllowed | HeaderFlags2.LongNameUsed;
|
||||
}
|
||||
if ((request.Header.Flags2 & HeaderFlags2.ExtendedAttributes) > 0)
|
||||
{
|
||||
response.Header.Flags2 |= HeaderFlags2.ExtendedAttributes;
|
||||
}
|
||||
if ((request.Header.Flags2 & HeaderFlags2.ExtendedSecurity) > 0)
|
||||
{
|
||||
response.Header.Flags2 |= HeaderFlags2.ExtendedSecurity;
|
||||
}
|
||||
if ((request.Header.Flags2 & HeaderFlags2.Unicode) > 0)
|
||||
{
|
||||
response.Header.Flags2 |= HeaderFlags2.Unicode;
|
||||
}
|
||||
response.Header.MID = request.Header.MID;
|
||||
response.Header.PID = request.Header.PID;
|
||||
response.Header.UID = request.Header.UID;
|
||||
response.Header.TID = request.Header.TID;
|
||||
}
|
||||
}
|
||||
}
|
||||
|
|
|
|||
Loading…
Add table
Add a link
Reference in a new issue