i solved the issue by using a mutex. Set before bind accept and release after auth success/fail. Perhaps not the most efficient but its gets me moving again.
-Eric > On Oct 12, 2017, at 2:17 PM, Eric Bentley <e...@bentleyemail.net> wrote: > > I’m looking at the examples/samplesshd-cb.c > (https://git.libssh.org/projects/libssh.git/tree/examples/samplesshd-cb.c > <https://git.libssh.org/projects/libssh.git/tree/examples/samplesshd-cb.c>) > example and am trying to use it as a model for a multithread version that > would be able to accept multiple simultaneous connections. > > The problem is that the callback userdata member is shared amongst all > threads. I don’t want to have to reinvent the wheel here so is there an > existing way to deal with this in multithread solutions? > > If not, I’m thinking of either passing in a userdata struct which includes a > mutex, or adding something to the session structure. > > Thanks in advance. > > -Eric