public NTStatus GetFileSystemInformation(out QueryFSInformation result, QueryFSInformationLevel informationLevel)
{
result = null;
int maxOutputLength = 4096;
Transaction2QueryFSInformationRequest subcommand = new Transaction2QueryFSInformationRequest();
subcommand.QueryFSInformationLevel = informationLevel;
Transaction2Request request = new Transaction2Request();
request.Setup = subcommand.GetSetup();
request.TransParameters = subcommand.GetParameters(m_client.Unicode);
request.TransData = subcommand.GetData(m_client.Unicode);
request.TotalDataCount = (ushort)request.TransData.Length;
request.TotalParameterCount = (ushort)request.TransParameters.Length;
request.MaxParameterCount = Transaction2QueryFSInformationResponse.ParametersLength;
request.MaxDataCount = (ushort)maxOutputLength;
TrySendMessage(request);
SMB1Message reply = m_client.WaitForMessage(CommandName.SMB_COM_TRANSACTION2);
if (reply != null)
{
if (reply.Header.Status == NTStatus.STATUS_SUCCESS && reply.Commands[0] is Transaction2Response)
{
Transaction2Response response = (Transaction2Response)reply.Commands[0];
Transaction2QueryFSInformationResponse subcommandResponse = new Transaction2QueryFSInformationResponse(response.TransParameters, response.TransData, reply.Header.UnicodeFlag);
result = subcommandResponse.GetQueryFSInformation(informationLevel, reply.Header.UnicodeFlag);
}
return(reply.Header.Status);
}
return(NTStatus.STATUS_INVALID_SMB);
}
public void GetFileSystemInformation(out QueryFSInformation result, QueryFSInformationLevel informationLevel)
{
int maxOutputLength = 4096;
Transaction2QueryFSInformationRequest subcommand = new Transaction2QueryFSInformationRequest
{
QueryFSInformationLevel = informationLevel
};
Transaction2Request request = new Transaction2Request
{
Setup = subcommand.GetSetup(),
TransParameters = subcommand.GetParameters(m_client.Unicode),
TransData = subcommand.GetData(m_client.Unicode)
};
request.TotalDataCount = (ushort)request.TransData.Length;
request.TotalParameterCount = (ushort)request.TransParameters.Length;
request.MaxParameterCount = Transaction2QueryFSInformationResponse.ParametersLength;
request.MaxDataCount = (ushort)maxOutputLength;
TrySendMessage(request);
SMB1Message reply = m_client.WaitForMessage(CommandName.SMB_COM_TRANSACTION2);
if (reply.Header.Status != NTStatus.STATUS_SUCCESS || !(reply.Commands[0] is Transaction2Response))
{
throw new NtStatusException(reply.Header.Status);
}
Transaction2Response response = (Transaction2Response)reply.Commands[0];
Transaction2QueryFSInformationResponse subcommandResponse = new Transaction2QueryFSInformationResponse(response.TransData);
result = subcommandResponse.GetQueryFSInformation(informationLevel);
}
public void GetFileSystemInformation(out FileSystemInformation?result,
FileSystemInformationClass informationClass)
{
if (!m_client.InfoLevelPassthrough)
{
throw new NotSupportedException("Server does not support InfoLevelPassthrough");
}
result = null;
int maxOutputLength = 4096;
Transaction2QueryFSInformationRequest subcommand = new Transaction2QueryFSInformationRequest
{
FileSystemInformationClass = informationClass
};
Transaction2Request request = new Transaction2Request
{
Setup = subcommand.GetSetup(),
TransParameters = subcommand.GetParameters(m_client.Unicode),
TransData = subcommand.GetData(m_client.Unicode)
};
request.TotalDataCount = (ushort)request.TransData.Length;
request.TotalParameterCount = (ushort)request.TransParameters.Length;
request.MaxParameterCount = Transaction2QueryFSInformationResponse.ParametersLength;
request.MaxDataCount = (ushort)maxOutputLength;
TrySendMessage(request);
SMB1Message reply = m_client.WaitForMessage(CommandName.SMB_COM_TRANSACTION2);
if (reply.Header.Status != NTStatus.STATUS_SUCCESS || !(reply.Commands[0] is Transaction2Response transaction2Response))
{
throw new NtStatusException(reply.Header.Status);
}
Transaction2QueryFSInformationResponse subcommandResponse = new Transaction2QueryFSInformationResponse(transaction2Response.TransData);
result = subcommandResponse.GetFileSystemInformation(informationClass);
}
internal static Transaction2QueryFSInformationResponse GetSubcommandResponse(SMBHeader header, Transaction2QueryFSInformationRequest subcommand, FileSystemShare share)
{
Transaction2QueryFSInformationResponse response = new Transaction2QueryFSInformationResponse();
response.QueryFSInfo = InfoHelper.GetFSInformation(subcommand.InformationLevel, share.FileSystem);
return(response);
}
internal static Transaction2QueryFSInformationResponse GetSubcommandResponse(SMB1Header header, Transaction2QueryFSInformationRequest subcommand, ISMBShare share, SMB1ConnectionState state)
{
SMB1Session session = state.GetSession(header.UID);
if (share is FileSystemShare)
{
if (!((FileSystemShare)share).HasReadAccess(session.SecurityContext, @"\"))
{
state.LogToServer(Severity.Verbose, "QueryFileSystemInformation on '{0}' failed. User '{1}' was denied access.", share.Name, session.UserName);
header.Status = NTStatus.STATUS_ACCESS_DENIED;
return(null);
}
}
Transaction2QueryFSInformationResponse response = new Transaction2QueryFSInformationResponse();
if (subcommand.IsPassthroughInformationLevel)
{
FileSystemInformation fileSystemInfo;
NTStatus status = share.FileStore.GetFileSystemInformation(out fileSystemInfo, subcommand.FileSystemInformationClass);
if (status != NTStatus.STATUS_SUCCESS)
{
state.LogToServer(Severity.Verbose, "GetFileSystemInformation on '{0}' failed. Information class: {1}, NTStatus: {2}", share.Name, subcommand.FileSystemInformationClass, status);
header.Status = status;
return(null);
}
state.LogToServer(Severity.Information, "GetFileSystemInformation on '{0}' succeeded. Information class: {1}", share.Name, subcommand.FileSystemInformationClass);
response.SetFileSystemInformation(fileSystemInfo);
}
else
{
QueryFSInformation queryFSInformation;
NTStatus status = SMB1FileStoreHelper.GetFileSystemInformation(out queryFSInformation, share.FileStore, subcommand.QueryFSInformationLevel);
if (status != NTStatus.STATUS_SUCCESS)
{
state.LogToServer(Severity.Verbose, "GetFileSystemInformation on '{0}' failed. Information level: {1}, NTStatus: {2}", share.Name, subcommand.QueryFSInformationLevel, status);
header.Status = status;
return(null);
}
state.LogToServer(Severity.Information, "GetFileSystemInformation on '{0}' succeeded. Information level: {1}", share.Name, subcommand.QueryFSInformationLevel);
response.SetQueryFSInformation(queryFSInformation, header.UnicodeFlag);
}
return(response);
}
