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| author | Mattias Andrée <maandree@kth.se> | 2022-01-07 19:52:35 +0100 |
|---|---|---|
| committer | Mattias Andrée <maandree@kth.se> | 2022-01-07 20:21:49 +0100 |
| commit | 6adc0e6c6c378b5438533bdf55636ef049c1b956 (patch) | |
| tree | ea55a4f54d7d190a1634c0a7ec8054fa2cdf47fd /libblake_blake2b_update.c | |
| parent | libblake_decode_hex: verify input (diff) | |
| download | libblake-6adc0e6c6c378b5438533bdf55636ef049c1b956.tar.gz libblake-6adc0e6c6c378b5438533bdf55636ef049c1b956.tar.bz2 libblake-6adc0e6c6c378b5438533bdf55636ef049c1b956.tar.xz | |
Add BLAKE2b and BLAKE2s + add salt support to BLAKE + m
Signed-off-by: Mattias Andrée <maandree@kth.se>
Diffstat (limited to 'libblake_blake2b_update.c')
| -rw-r--r-- | libblake_blake2b_update.c | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/libblake_blake2b_update.c b/libblake_blake2b_update.c new file mode 100644 index 0000000..cbd38f2 --- /dev/null +++ b/libblake_blake2b_update.c @@ -0,0 +1,19 @@ +/* See LICENSE file for copyright and license details. */ +#include "common.h" + +size_t +libblake_blake2b_update(struct libblake_blake2b_state *state, const void *data_, size_t len) +{ + const unsigned char *data = data_; + size_t off = 0; + + for (; len - off > 128; off += 128) { + state->t[0] = (state->t[0] + 128) & UINT_LEAST64_C(0xFFFFffffFFFFffff); + if (state->t[0] < 128) + state->t[1] = (state->t[1] + 1) & UINT_LEAST64_C(0xFFFFffffFFFFffff); + + libblake_internal_blake2b_compress(state, &data[off]); + } + + return off; +} |