public ISMBFileStore TreeConnect(string shareName, out NTStatus status)
{
if (!m_isConnected || !m_isLoggedIn)
{
throw new InvalidOperationException("A login session must be successfully established before connecting to a share");
}
IPAddress serverIPAddress = ((IPEndPoint)m_clientSocket.RemoteEndPoint).Address;
string sharePath = String.Format(@"\\{0}\{1}", serverIPAddress.ToString(), shareName);
TreeConnectRequest request = new TreeConnectRequest();
request.Path = sharePath;
TrySendCommand(request);
SMB2Command response = WaitForCommand(SMB2CommandName.TreeConnect);
if (response != null)
{
status = response.Header.Status;
if (response.Header.Status == NTStatus.STATUS_SUCCESS && response is TreeConnectResponse)
{
return(new SMB2FileStore(this, response.Header.TreeID));
}
}
else
{
status = NTStatus.STATUS_INVALID_SMB;
}
return(null);
}
public ISMBFileStore TreeConnect(string shareName, out NTStatus status)
{
if (!m_isConnected || !m_isLoggedIn)
{
throw new InvalidOperationException("A login session must be successfully established before connecting to a share");
}
string sharePath = String.Format(@"\\{0}\{1}", m_serverName, shareName);
TreeConnectRequest request = new TreeConnectRequest();
request.Path = sharePath;
TrySendCommand(request);
SMB2Command response = WaitForCommand(request.MessageID);
if (response != null)
{
status = response.Header.Status;
if (response.Header.Status == NTStatus.STATUS_SUCCESS && response is TreeConnectResponse)
{
bool encryptShareData = (((TreeConnectResponse)response).ShareFlags & ShareFlags.EncryptData) > 0;
return(new SMB2FileStore(this, response.Header.TreeID, m_encryptSessionData || encryptShareData));
}
}
else
{
status = NTStatus.STATUS_INVALID_SMB;
}
return(null);
}
public uint TreeConnect(string strShareName)
{
if (!IsBuildSession)
{
throw new Exception("no build session");
}
string strPath = @"\\" + IpAddress + @"\" + strShareName;
ulong mid = (ulong)Interlocked.Increment(ref MessageId);
SMB2Header sMB2Header = new SMB2Header(ESMB2Command.TREE_CONNECT, SMB2HeaderFlags.None, mid, 0, SessionId);
SMB2Body sMB2Body = new TreeConnectRequest(strPath.GetUnicodeBytes());
SMB2Message sMB2Message = new SMB2Message(sMB2Header, sMB2Body);
SMBTransport.SendDatas(sMB2Message.DumpBinary());
var sm = GetMessage(mid);
if (sm.SMB2Header.Status == 0)
{
return(sm.SMB2Header.TreeId);
}
else
{
throw new Exception("TreeConnect Status error:" + sm.SMB2Header.Status);
}
}
public async Task <(NTStatus status, ISMBFileStore share)> TreeConnectAsync(string shareName, CancellationToken cancellationToken)
{
if (!m_isConnected || !m_isLoggedIn)
{
throw new InvalidOperationException("A login session must be successfully established before connecting to a share");
}
IPAddress serverIPAddress = ((IPEndPoint)m_clientSocket.RemoteEndPoint).Address;
string sharePath = string.Format(@"\\{0}\{1}", serverIPAddress.ToString(), shareName);
TreeConnectRequest request = new TreeConnectRequest();
request.Path = sharePath;
await TrySendCommandAsync(request, cancellationToken);
SMB2Command response = WaitForCommand(SMB2CommandName.TreeConnect);
NTStatus status = NTStatus.STATUS_INVALID_SMB;
if (response != null)
{
status = response.Header.Status;
if (response.Header.Status == NTStatus.STATUS_SUCCESS && response is TreeConnectResponse)
{
var share = new SMB2FileStore(this, response.Header.TreeID);
return(status, share);
}
}
return(status, null);
}
internal static SMB2Command GetTreeConnectResponse(TreeConnectRequest request, SMB2ConnectionState state, NamedPipeShare services, SMBShareCollection shares)
{
SMB2Session session = state.GetSession(request.Header.SessionID);
TreeConnectResponse response = new TreeConnectResponse();
string shareName = ServerPathUtils.GetShareName(request.Path);
ISMBShare share;
ShareType shareType;
ShareFlags shareFlags;
if (String.Equals(shareName, NamedPipeShare.NamedPipeShareName, StringComparison.OrdinalIgnoreCase))
{
share = services;
shareType = ShareType.Pipe;
shareFlags = ShareFlags.NoCaching;
}
else
{
share = shares.GetShareFromName(shareName);
if (share == null)
{
return(new ErrorResponse(request.CommandName, NTStatus.STATUS_OBJECT_PATH_NOT_FOUND));
}
shareType = ShareType.Disk;
shareFlags = GetShareCachingFlags(((FileSystemShare)share).CachingPolicy);
if (!((FileSystemShare)share).HasReadAccess(session.SecurityContext, @"\"))
{
state.LogToServer(Severity.Verbose, "Tree Connect to '{0}' failed. User '{1}' was denied access.", share.Name, session.UserName);
return(new ErrorResponse(request.CommandName, NTStatus.STATUS_ACCESS_DENIED));
}
}
uint?treeID = session.AddConnectedTree(share);
if (!treeID.HasValue)
{
return(new ErrorResponse(request.CommandName, NTStatus.STATUS_INSUFF_SERVER_RESOURCES));
}
state.LogToServer(Severity.Information, "Tree Connect: User '{0}' connected to '{1}' (SessionID: {2}, TreeID: {3})", session.UserName, share.Name, request.Header.SessionID, treeID.Value);
response.Header.TreeID = treeID.Value;
response.ShareType = shareType;
response.ShareFlags = shareFlags;
response.MaximalAccess = (AccessMask)(FileAccessMask.FILE_READ_DATA | FileAccessMask.FILE_WRITE_DATA | FileAccessMask.FILE_APPEND_DATA |
FileAccessMask.FILE_READ_EA | FileAccessMask.FILE_WRITE_EA |
FileAccessMask.FILE_EXECUTE |
FileAccessMask.FILE_READ_ATTRIBUTES | FileAccessMask.FILE_WRITE_ATTRIBUTES) |
AccessMask.DELETE | AccessMask.READ_CONTROL | AccessMask.WRITE_DAC | AccessMask.WRITE_OWNER | AccessMask.SYNCHRONIZE;
return(response);
}
/// <summary>
/// Update SMB_COM_TREE_CONNECT_ANDX response.
/// </summary>
/// <param name="connection">It represents the SMB connection.</param>
/// <param name="messageId">This is used to associate a response with a request.</param>
/// <param name="treeId">This is used to indicate the share that the client is accessing.</param>
/// <param name="shareType">The type of resource the client intends to access.</param>
/// <param name="sessionId">
/// Set this value to 0 to request a new session setup, or set this value to a previously established session
/// identifier to request the re-authentication of an existing session.
/// </param>
public static void UpdateTreeConnectResponse(
SmbConnection connection,
int messageId,
int sessionId,
int treeId,
ShareType shareType)
{
TreeConnectRequest request = (TreeConnectRequest)connection.sentRequest[messageId];
connection.treeConnectList.Add(
treeId,
new SmbTree(treeId, new SmbShare(request.shareName, shareType), sessionId));
switch (shareType)
{
case ShareType.Disk:
Parameter.shareFileNames.Remove(request.shareName);
break;
case ShareType.NamedPipe:
Parameter.sharePipeNames.Remove(request.shareName);
break;
case ShareType.Printer:
Parameter.sharePrinterNames.Remove(request.shareName);
break;
case ShareType.CommunicationDevice:
Parameter.shareDeviceNames.Remove(request.shareName);
break;
default:
break;
}
connection.SutSendSequenceNumber.Remove(messageId);
connection.SutSendSequenceNumber.Remove(messageId);
connection.sentRequest.Remove(messageId);
connection.SutNextReceiveSequenceNumber++;
connection.treeId++;
}