[p2p-hackers] Simple reliable UDP data transfer

Dou Wen douwen at yahoo.com
Thu Dec 2 14:10:30 UTC 2004


maybe you could get some ideas from
www.rakkarsoft.com, which implemented a reliable UDP
APIs. But its C++ implemented!
 it has a Socket Layer which just likes  TCP-Style

                            Dou Wen

--- Ian Clarke <ian at locut.us> wrote:

> I am in the process of implementing a simple UDP
> data transfer 
> algorithm in Java (or more precisely, replacing a
> braindead 
> implementation with something slightly more
> respectable).
> The requirement is simple, get 256k from one node to
> another over UDP 
> reliably.  It should be "TCP friendly", ie. its flow
> control shouldn't 
> crowd out politer TCP traffic, and packets, for
> obvious reasons, should 
> be around 1k in size.
> I have toyed with a variety of ideas, and done some
> research, but I 
> wanted to see if anyone had any thoughts or advice
> on the simplest way 
> I can implement something to meet these requirements
> (I will probably 
> use a straight-forward TCP-style windowed approach).
> Cheers,
> Ian.
> --
> Founder, The Freenet Project
> http://freenetproject.org/
> CEO, Cematics Ltd				http://cematics.com/
> Personal Blog					http://locut.us/~ian/blog/
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