diff options
| 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_blake224_init2.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_blake224_init2.c')
| -rw-r--r-- | libblake_blake224_init2.c | 27 |
1 files changed, 27 insertions, 0 deletions
diff --git a/libblake_blake224_init2.c b/libblake_blake224_init2.c new file mode 100644 index 0000000..c67eff1 --- /dev/null +++ b/libblake_blake224_init2.c @@ -0,0 +1,27 @@ +/* See LICENSE file for copyright and license details. */ +#include "common.h" + +void +libblake_blake224_init2(struct libblake_blake224_state *state, uint_least8_t salt[16]) +{ + size_t i; + state->s.h[0] = UINT_LEAST32_C(0xC1059ED8); + state->s.h[1] = UINT_LEAST32_C(0x367CD507); + state->s.h[2] = UINT_LEAST32_C(0x3070DD17); + state->s.h[3] = UINT_LEAST32_C(0xF70E5939); + state->s.h[4] = UINT_LEAST32_C(0xFFC00B31); + state->s.h[5] = UINT_LEAST32_C(0x68581511); + state->s.h[6] = UINT_LEAST32_C(0x64F98FA7); + state->s.h[7] = UINT_LEAST32_C(0xBEFA4FA4); + if (!salt) { + memset(state->s.s, 0, sizeof(state->s.s)); + } else { + for (i = 0; i < 4; i++) { + state->s.s[i] = ((uint_least32_t)(salt[i * 4 + 0] & 255) << 24) + | ((uint_least32_t)(salt[i * 4 + 1] & 255) << 16) + | ((uint_least32_t)(salt[i * 4 + 2] & 255) << 8) + | ((uint_least32_t)(salt[i * 4 + 3] & 255) << 0); + } + } + memset(state->s.t, 0, sizeof(state->s.t)); +} |