On Fri, Oct 23, 2009 at 08:50:38AM -0700, Jason Pettiss wrote:
> However, it's clearly alright to read a socket from one thread while
> writing a socket from another: indeed, this is the purpose of a socket.
> That OpenSSL doesn't allow this usage seems like a limitation of the
> library. (Although maybe it's actually of the TLS protocol itself...?)
SSL is a state-machine, not a pipe. Reading data may require writes, and
writing data may require reads (e.g. when re-negotiating). If you want
to write and read as data arrives in either direction, don't block, and
enter the state machine to move data in either direction as data arrives.
--
Viktor.
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