I forgot to say that I understood this behavior was correct. I had misread
the documentation and was expecting a string, so sorry for the noise.

Regards,
Rubén

2014-11-11 10:45 GMT+01:00 Rubén Durán Balda <ruben.duran_at_scati.com>:

> Hi,
>
> I'm trying to write a tests program that is able to show the remote key
> provided by an SSH server and will eventually ask the user to accept or
> decline it. You'll find attached a really simplified version that only
> lists the root folder of a server and tries to print the remote key on
> screen. I'm just telling curl to use a known_host file and to use my custom
> CURLOPT_SSH_KEYFUNCTION (which in the attachment only prints the remote key
> and accepts it).
>
> I debugged it and the values provided to ssh_keycallback are:
> * match is CURLKHMATCH_MISSING, which is correct since my known_host file
> is empty
> * knownkey is a null pointer, which is correct for the same reason
> * foundkey points to a structure with keytype set to CURLKHTYPE_RSA, len
> set to 0x117 and key set to ""
>
> I've got this behaviour both with libcurl 7.38.0 and 7.39.0 in Windows and
> with 7.26 en Linux.
>
> Am I doing anything wrong or is it a bug? If I can provide you with more
> information just ask for it, I tried debugging libcurl and libssh2 but I
> eventually got lost.
>
> Regards,
> Rubén
>
>

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*Rubén Durán Balda*Software Engineer
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