Re: [boost] Interest in a message buffer class for the boost library?

From: Matthias Troyer (troyer_at_[hidden])
Date: 2003-06-19 09:31:21

I would be interested,

Matthias

On Thursday, June 19, 2003, at 03:22 AM, Paul Vanlint wrote:

> A couple of years ago I wrote a library module which provides a 
> reasonably
> efficient way of handling with disjointed buffers and treating them as 
> a
> single contiguous block for extracting data.
>
> It was primarily intended to reconstruct TCP packets.
>
> For instance one machine creates a buffer with any combination of 
> strings
> integers and length prepended byte blocks and sends it across the 
> network.
>
> The other machine may receive 5 packets and the likelihood is that the 
> the
> objects in the message stream will straddle packet boundaries.
>
> The inefficient way of handling this is to copy the 5 packets into one
> contiguous block. However, for large data streams this becomes 
> impractical.
> Alternatively, a fixed size block can be preallocated and used to 
> store the
> packets as they come in to build up the whole message. However, that 
> then
> places a limit on the size of data being imported.
>
> My class will hold a buffer structure which may be disjointed and then
> provides member functions allowing data to be written to and read from 
> it.
>
> The library demonstrates reference counting, stl containers and 
> overloading
> of operator<< and const member functions among other things.
>
> I haven't looked at the code for a little while, so there may well be 
> some
> tidying up needed.
>
> I wrote it initially for the company I worked for, but the owner of 
> the code
> is happy for me to include this code here.
>
> Is this the kind of thing that people would be interested in including 
> in
> the boost library?
>
> Regards,
>
> Paul Vanlint.
>
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