Fix leak of 'fname' introduced by the rewrite of write_random_seed in
[sgt/putty] / sshsh256.c
2013-02-20 benAdd support for HMAC-SHA-256 as an SSH-2 MAC algorithm...
2006-03-12 jacobLog the hash used for DH kex (now there's a choice).
2005-08-31 benSHA-256 implementation, for use in future KEX algorithm...