use (certain parts of) OpenSSL.

Submitted by: Oleg Girko

that's what the calling code seems to expect.

integers was completely broken. Also added a NEG_PUBKEY_BUG compilation option
to compensate for public keys improperly encoded as negative integers.

thread-safe (where thread-safe counterparts are not available on all
platforms), and don't memcpy to NULL-pointers
Submitted by: Anonymous
Reviewed by: Bodo Moeller

Also, clean up htons vs. ntohs confusions.

Submitted by:
Reviewed by:
PR:

those functions without having a parameter list declaration.
(There are various similar cases left ...)

one for those functions (is it?).

place to look for them.

instead I've picked "enc", because that's what's in the prototypes.
("_encrypt" is reserved only as an external name, but still
using it in an application doesn't look like good style to me --
and it certainly isn't if the point is just avoiding shadowing,
which is apparently why the previous name "encrypt" was changed.)

While modifying the sources, I found some inconsistencies on the use of
s->cert vs. s->session->sess_cert; I don't know if those could
really have caused problems, but possibly this is a proper bug-fix
and not just a clean-up.

cannot handle all opcodes we need.

Submitted by: Richard Levitte <richard@levitte.org>

Submitted by: Andy Polyakov <appro@fy.chalmers.se>

Submitted by: Richard Levitte <richard@levitte.org>