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| author | Jussi Kivilinna <jussi.kivilinna@iki.fi> | 2021-07-28 12:26:00 +0300 |
|---|---|---|
| committer | Jussi Kivilinna <jussi.kivilinna@iki.fi> | 2021-08-26 20:30:31 +0300 |
| commit | 659a208cb065d686f60e2c4f51856f460d6b44f5 (patch) | |
| tree | 92981640db56d3f0f015c16b8412ee5013952f50 /cipher/Makefile.am | |
| parent | 9e3b0446653fda6912e91fae84883cdbefdc2195 (diff) | |
| download | libgcrypt-659a208cb065d686f60e2c4f51856f460d6b44f5.tar.gz | |
Add SIV mode (RFC 5297)
* cipher/Makefile.am: Add 'cipher-siv.c'.
* cipher/cipher-ctr.c (_gcry_cipher_ctr_encrypt): Rename to
_gcry_cipher_ctr_encrypt_ctx and add algo context parameter.
(_gcry_cipher_ctr_encrypt): New using _gcry_cipher_ctr_encrypt_ctx.
* cipher/cipher-internal.h (gcry_cipher_handle): Add 'u_mode.siv'.
(_gcry_cipher_ctr_encrypt_ctx, _gcry_cipher_siv_encrypt)
(_gcry_cipher_siv_decrypt, _gcry_cipher_siv_set_nonce)
(_gcry_cipher_siv_authenticate, _gcry_cipher_siv_set_decryption_tag)
(_gcry_cipher_siv_get_tag, _gcry_cipher_siv_check_tag)
(_gcry_cipher_siv_setkey): New.
* cipher/cipher-siv.c: New.
* cipher/cipher.c (_gcry_cipher_open_internal, cipher_setkey)
(cipher_reset, _gcry_cipher_setup_mode_ops, _gcry_cipher_info): Add
GCRY_CIPHER_MODE_SIV handling.
(_gcry_cipher_ctl): Add GCRYCTL_SET_DECRYPTION_TAG handling.
* doc/gcrypt.texi: Add documentation for SIV mode.
* src/gcrypt.h.in (GCRYCTL_SET_DECRYPTION_TAG): New.
(GCRY_CIPHER_MODE_SIV): New.
(gcry_cipher_set_decryption_tag): New.
* tests/basic.c (check_siv_cipher): New.
(check_cipher_modes): Add call for 'check_siv_cipher'.
* tests/bench-slope.c (bench_encrypt_init): Use double size key for
SIV mode.
(bench_aead_encrypt_do_bench, bench_aead_decrypt_do_bench)
(bench_aead_authenticate_do_bench): Reset cipher context on each run.
(bench_aead_authenticate_do_bench): Support nonce-less operation.
(bench_siv_encrypt_do_bench, bench_siv_decrypt_do_bench)
(bench_siv_authenticate_do_bench, siv_encrypt_ops)
(siv_decrypt_ops, siv_authenticate_ops): New.
(cipher_modes): Add SIV mode benchmarks.
(cipher_bench_one): Restrict SIV mode testing to 16 byte block-size.
--
GnuPG-bug-id: T4486
Signed-off-by: Jussi Kivilinna <jussi.kivilinna@iki.fi>
Diffstat (limited to 'cipher/Makefile.am')
| -rw-r--r-- | cipher/Makefile.am | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/cipher/Makefile.am b/cipher/Makefile.am index 52a00aa9..4d3e0d19 100644 --- a/cipher/Makefile.am +++ b/cipher/Makefile.am @@ -53,6 +53,7 @@ libcipher_la_SOURCES = \ cipher-ocb.c \ cipher-xts.c \ cipher-eax.c \ + cipher-siv.c \ cipher-selftest.c cipher-selftest.h \ pubkey.c pubkey-internal.h pubkey-util.c \ md.c \ |