af8c1d81a3
strong impact on decrypt performance, 20-25%. One probably should consider switching between slower and faster routines depending on how much data we were asked to process.
This is an OpenSSL-compatible version of AES (also called Rijndael). aes_core.c is basically the same as rijndael-alg-fst.c but with an API that looks like the rest of the OpenSSL symmetric cipher suite.