Add bulk OCB for Serpent SSE2, AVX2 and NEON implementations
* cipher/cipher.c (_gcry_cipher_open_internal): Setup OCB bulk functions for Serpent. * cipher/serpent-armv7-neon.S: Add OCB assembly functions. * cipher/serpent-avx2-amd64.S: Add OCB assembly functions. * cipher/serpent-sse2-amd64.S: Add OCB assembly functions. * cipher/serpent.c (_gcry_serpent_sse2_ocb_enc) (_gcry_serpent_sse2_ocb_dec, _gcry_serpent_sse2_ocb_auth) (_gcry_serpent_neon_ocb_enc, _gcry_serpent_neon_ocb_dec) (_gcry_serpent_neon_ocb_auth, _gcry_serpent_avx2_ocb_enc) (_gcry_serpent_avx2_ocb_dec, _gcry_serpent_avx2_ocb_auth): New prototypes. (get_l, _gcry_serpent_ocb_crypt, _gcry_serpent_ocb_auth): New. * src/cipher.h (_gcry_serpent_ocb_crypt) (_gcry_serpent_ocb_auth): New. * tests/basic.c (check_ocb_cipher): Add test-vector for serpent.
- Signed-off-by: Jussi Kivilinna <jussi.kivilinna@iki.fi>