mirror of
https://github.com/BLAKE3-team/BLAKE3
synced 2024-05-18 08:06:07 +02:00
37 lines
1.0 KiB
C
37 lines
1.0 KiB
C
#pragma once
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#include <stddef.h>
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#include <stdint.h>
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#define BLAKE3_KEY_LEN 32
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#define BLAKE3_OUT_LEN 32
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#define BLAKE3_BLOCK_LEN 64
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#define BLAKE3_CHUNK_LEN 1024
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#define BLAKE3_MAX_DEPTH 54
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#define BLAKE3_MAX_SIMD_DEGREE 16
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typedef struct {
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uint32_t cv[8];
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uint64_t chunk_counter;
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uint8_t buf[BLAKE3_BLOCK_LEN];
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uint8_t buf_len;
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uint8_t blocks_compressed;
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uint8_t flags;
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} blake3_chunk_state;
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typedef struct {
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uint32_t key[8];
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blake3_chunk_state chunk;
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uint8_t cv_stack_len;
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uint8_t cv_stack[BLAKE3_MAX_DEPTH * BLAKE3_OUT_LEN];
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} blake3_hasher;
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void blake3_hasher_init(blake3_hasher *self);
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void blake3_hasher_init_keyed(blake3_hasher *self,
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const uint8_t key[BLAKE3_KEY_LEN]);
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void blake3_hasher_init_derive_key(blake3_hasher *self, const char *context);
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void blake3_hasher_update(blake3_hasher *self, const void *input,
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size_t input_len);
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void blake3_hasher_finalize(const blake3_hasher *self, uint8_t *out,
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size_t out_len);
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