Simple SSL/TLS - Some Questions
Eric Rescorla
ekr at rtfm.com
Mon Oct 6 12:02:35 EDT 2003
Florian Weimer <fw at deneb.enyo.de> writes:
> Jill Ramonsky wrote:
> > My question is, how much of a problem is this for the embedded market?
>
> Have you looked at GNU Pth? It's a non-preemptive threading package
> which should be reasonably portable.
>
> I don't know the TLS/ASN.1 formats by heart, but maybe it's possible to
> receive the complete blob (possibly involving I/O multiplexing) without
> parsing it? IOW, the parser starts only after the communication layer
> has finished transmitting the message.
The way that TLS works is that you can identify record size
by the record header (first 5 octets). Only when you have
a complete record in hand can you start to parse.
-Ekr
--
[Eric Rescorla ekr at rtfm.com]
http://www.rtfm.com/
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