Add EAX mode
authorJussi Kivilinna <jussi.kivilinna@iki.fi>
Sat, 20 Jan 2018 19:08:37 +0000 (21:08 +0200)
committerJussi Kivilinna <jussi.kivilinna@iki.fi>
Sat, 20 Jan 2018 20:17:14 +0000 (22:17 +0200)
commite8629e535bd0e9711b07904d4501de8ad57aaecd
treeae5c5264b8df5dd07b20453cd6be608f14f3e145
parentcd7ed2e3546b12dd98df4211949f1cdbf5827013
Add EAX mode

* cipher/Makefile.am: Add 'cipher-eax.c'.
* cipher/cipher-cmac.c (cmac_write): Rename to ...
(_gcry_cmac_write): ... this; Take CMAC context as new input
parameter; Return error code.
(cmac_generate_subkeys): Rename to ...
(_gcry_cmac_generate_subkeys): ... this; Take CMAC context as new
input parameter; Return error code.
(cmac_final): Rename to ...
(_gcry_cmac_final): ... this; Take CMAC context as new input
parameter; Return error code.
(cmac_tag): Take CMAC context as new input parameter.
(_gcry_cmac_reset): New.
(_gcry_cipher_cmac_authenticate): Remove duplicate tag flag check;
Adapt to changes above.
(_gcry_cipher_cmac_get_tag): Adapt to changes above.
(_gcry_cipher_cmac_check_tag): Ditto.
(_gcry_cipher_cmac_set_subkeys): Ditto.
* cipher-eax.c: New.
* cipher-internal.h (gcry_cmac_context_t): New.
(gcry_cipher_handle): Update u_mode.cmac; Add u_mode.eax.
(_gcry_cmac_write, _gcry_cmac_generate_subkeys, _gcry_cmac_final)
(_gcry_cmac_reset, _gcry_cipher_eax_encrypt, _gcry_cipher_eax_decrypt)
(_gcry_cipher_eax_set_nonce, _gcry_cipher_eax_authenticate)
(_gcry_cipher_eax_get_tag, _gcry_cipher_eax_check_tag)
(_gcry_cipher_eax_setkey): New prototypes.
* cipher/cipher.c (_gcry_cipher_open_internal, cipher_setkey)
(cipher_reset, cipher_encrypt, cipher_decrypt, _gcry_cipher_setiv)
(_gcry_cipher_authenticate, _gcry_cipher_gettag, _gcry_cipher_checktag)
(_gcry_cipher_info): Add EAX mode.
* doc/gcrypt.texi: Add EAX mode.
* src/gcrypt.h.in (GCRY_CIPHER_MODE_EAX): New.
* tests/basic.c (_check_gcm_cipher, _check_poly1305_cipher): Constify
test vectors array.
(_check_eax_cipher, check_eax_cipher): New.
(check_ciphers, check_cipher_modes): Add EAX mode.
* tests/bench-slope.c (bench_eax_encrypt_do_bench)
(bench_eax_decrypt_do_bench, bench_eax_authenticate_do_bench)
(eax_encrypt_ops, eax_decrypt_ops, eax_authenticate_ops): New.
(cipher_modes): Add EAX mode.
* tests/benchmark.c (cipher_bench): Add EAX mode.
--

Signed-off-by: Jussi Kivilinna <jussi.kivilinna@iki.fi>
cipher/Makefile.am
cipher/cipher-cmac.c
cipher/cipher-eax.c [new file with mode: 0644]
cipher/cipher-internal.h
cipher/cipher.c
doc/gcrypt.texi
src/gcrypt.h.in
tests/basic.c
tests/bench-slope.c
tests/benchmark.c