Re: bug in TCPStream::overflow

[David Sugar]

I presume the same issue exists in the Serial stuff...

On Friday 19 December 2003 01:17 am, Keith Thornton wrote:
> Commoncpp2-1.0.13 file socket.cpp line 1438
> I think that the line memmove(pbuf, pptr() + rlen, req);
> should read memmove(pbuf, pbuf + rlen, req);
>
> TCPStream::overflow() is called because the buffer is full and data needs
> to be written to the device. I.e. pptr() == epptr.
> therefore,  reading from pptr() + rlen reads from past the end of the
> buffer causing a segmentation violation. We really want to move the data
> which could not be written to the device (pbase + rlen) to the start of the
> buffer.
> Best wishes
> Keith Thornton
>
>
>
>
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