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| author | Mattias Andrée <maandree@kth.se> | 2022-02-26 23:37:23 +0100 |
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| committer | Mattias Andrée <maandree@kth.se> | 2022-02-26 23:37:23 +0100 |
| commit | 0538b8a3ec95b746a7e8c9e5448b3b9f7d82f008 (patch) | |
| tree | e4df1fc3d329ee327c01192f6a285c32ffcbf08a /libkeccak_degeneralise_spec.c | |
| parent | Bump lib minor number (diff) | |
| download | libkeccak-0538b8a3ec95b746a7e8c9e5448b3b9f7d82f008.tar.gz libkeccak-0538b8a3ec95b746a7e8c9e5448b3b9f7d82f008.tar.bz2 libkeccak-0538b8a3ec95b746a7e8c9e5448b3b9f7d82f008.tar.xz | |
Keccak[] is not defined via its output size, but it is only explicitly defined for Keccak1600, so proportional for rest
Signed-off-by: Mattias Andrée <maandree@kth.se>
Diffstat (limited to '')
| -rw-r--r-- | libkeccak_degeneralise_spec.c | 7 |
1 files changed, 3 insertions, 4 deletions
diff --git a/libkeccak_degeneralise_spec.c b/libkeccak_degeneralise_spec.c index 99c8e00..efe5127 100644 --- a/libkeccak_degeneralise_spec.c +++ b/libkeccak_degeneralise_spec.c @@ -90,14 +90,13 @@ libkeccak_degeneralise_spec(struct libkeccak_generalised_spec *restrict spec, st } } else if (have_bitrate + have_capacity == 1) { state_size = deft(state_size, 1600L); - bitrate = deft(bitrate, state_size - capacity); capacity = deft(capacity, state_size - bitrate); + bitrate = deft(bitrate, state_size - capacity); output = deft(output, capacity * 2L <= 8 ? 8 : capacity * 2L); } else { state_size = deft(state_size, 1600L); - output = deft(output, (state_size * 32L / 100L + 7L) & ~7L); - bitrate = 2L * output; - capacity = state_size - bitrate; + capacity = state_size * 9 / 25; + bitrate = state_size - capacity; output = deft(output, bitrate / 2L <= 8 ? 8 : bitrate / 2L); } |