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SMBServer: Correct handling of STATUS_BUFFER_OVERFLOW returned by the NTFileStore

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This commit is contained in:
Tal Aloni 2017-07-11 21:19:44 +03:00
parent 9669f16bb5
commit 4fef34e7cd
4 changed files with 6 additions and 5 deletions
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4
SMBLibrary/Server/SMB1/NTTransactHelper.cs
View file

@ -103,7 +103,7 @@ namespace SMBLibrary.Server.SMB1
header.Status = NTStatus.STATUS_SMB_BAD_COMMAND;
}
if (header.Status != NTStatus.STATUS_SUCCESS)
if (subcommandResponse == null)
{
return new ErrorResponse(CommandName.SMB_COM_NT_TRANSACT);
}
@ -129,7 +129,7 @@ namespace SMBLibrary.Server.SMB1
int maxOutputLength = (int)maxDataCount;
byte[] output;
header.Status = share.FileStore.DeviceIOControl(openFile.Handle, subcommand.FunctionCode, subcommand.Data, out output, maxOutputLength);
if (header.Status != NTStatus.STATUS_SUCCESS)
if (header.Status != NTStatus.STATUS_SUCCESS && header.Status != NTStatus.STATUS_BUFFER_OVERFLOW)
{
return null;
}

2
SMBLibrary/Server/SMB1/TransactionHelper.cs
View file

@ -167,7 +167,7 @@ namespace SMBLibrary.Server.SMB1
header.Status = NTStatus.STATUS_SMB_BAD_COMMAND;
}
if (header.Status != NTStatus.STATUS_SUCCESS)
if (subcommandResponse == null)
{
return new ErrorResponse(CommandName.SMB_COM_TRANSACTION);
}

2
SMBLibrary/Server/SMB1/TransactionSubcommandHelper.cs
View file

@ -29,7 +29,7 @@ namespace SMBLibrary.Server.SMB1
int maxOutputLength = (int)maxDataCount;
byte[] output;
header.Status = share.FileStore.DeviceIOControl(openFile.Handle, (uint)IoControlCode.FSCTL_PIPE_TRANSCEIVE, subcommand.WriteData, out output, maxOutputLength);
if (header.Status != NTStatus.STATUS_SUCCESS)
if (header.Status != NTStatus.STATUS_SUCCESS && header.Status != NTStatus.STATUS_BUFFER_OVERFLOW)
{
return null;
}

3
SMBLibrary/Server/SMB2/IOCtlHelper.cs
View file

@ -49,12 +49,13 @@ namespace SMBLibrary.Server.SMB2
int maxOutputLength = (int)request.MaxOutputResponse;
byte[] output;
NTStatus status = share.FileStore.DeviceIOControl(handle, request.CtlCode, request.Input, out output, maxOutputLength);
if (status != NTStatus.STATUS_SUCCESS)
if (status != NTStatus.STATUS_SUCCESS && status != NTStatus.STATUS_BUFFER_OVERFLOW)
{
return new ErrorResponse(request.CommandName, status);
}
IOCtlResponse response = new IOCtlResponse();
response.Header.Status = status;
response.CtlCode = request.CtlCode;
response.FileId = request.FileId;
response.Output = output;