Re: /dev/random probs in 2.4test(12-pre3)

From: Alexander Viro (viro@math.psu.edu)
Date: Sat Dec 02 2000 - 18:34:44 EST


On Sat, 2 Dec 2000, Theodore Y. Ts'o wrote:

> particularly people who writing network programs. The number of people
> who assume that they can get an entire (variable-length) RPC packet by
> doing a single read() call astounds me. TCP doesn't provide message
> boundaries, never did and never will. The problem is that such program
> will work on a LAN, and then blow up when you try using them across the
> real Internet.

Erm... Not that ignoring the return values was a bright idea, but the
lack of reliable ordered datagram protocol in IP family is not a good
thing. It can be implemented over TCP, but it's a big overkill. IL is a
nice thing to have...

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