Provide and use crypto_arch.h.

Provide a per architecture crypto_arch.h - this will be used in a similar
manner to bn_arch.h and will allow for architecture specific #defines and
static inline funct

Provide and use crypto_arch.h.

Provide a per architecture crypto_arch.h - this will be used in a similar
manner to bn_arch.h and will allow for architecture specific #defines and
static inline functions. Move the HAVE_AES_* and HAVE_RC4_* defines here.

ok tb@

show more ...

Hide symbols in aes

ok jsing

Merge aes_cbc.c into aes.c now that aes_cbc.c is used on all platforms.

Consolidate most of the AES modes into a single C file.

Discussed with tb@