6f6a613032
Improve decrypt performance by 10-20% depending on platform. Thanks to Jussi Kivilinna for providing valuable hint. Also thanks to Ard Biesheuvel.
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.