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trezor-firmware/crypto/blake2s.h

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#ifndef __BLAKE2S_H__
#define __BLAKE2S_H__
#include <stddef.h>
#include <stdint.h>
enum blake2s_constant {
BLAKE2S_BLOCKBYTES = 64,
BLAKE2S_OUTBYTES = 32,
BLAKE2S_KEYBYTES = 32,
BLAKE2S_SALTBYTES = 8,
BLAKE2S_PERSONALBYTES = 8
};
typedef struct __blake2s_state {
uint32_t h[8];
uint32_t t[2];
uint32_t f[2];
uint8_t buf[BLAKE2S_BLOCKBYTES];
uint32_t buflen;
uint8_t outlen;
uint8_t last_node;
} blake2s_state;
#define BLAKE2S_CTX blake2s_state
#define BLAKE2S_BLOCK_LENGTH BLAKE2S_BLOCKBYTES
#define BLAKE2S_DIGEST_LENGTH BLAKE2S_OUTBYTES
#define BLAKE2S_KEY_LENGTH BLAKE2S_KEYBYTES
int blake2s_Init(blake2s_state *S, size_t outlen);
int blake2s_InitKey(blake2s_state *S, size_t outlen, const void *key,
size_t keylen);
int blake2s_InitPersonal(blake2s_state *S, size_t outlen, const void *personal,
size_t personal_len);
int blake2s_Update(blake2s_state *S, const void *pin, size_t inlen);
int blake2s_Final(blake2s_state *S, void *out, size_t outlen);
int blake2s(const uint8_t *msg, uint32_t msg_len, void *out, size_t outlen);
int blake2s_Key(const uint8_t *msg, uint32_t msg_len, const void *key,
size_t keylen, void *out, size_t outlen);
#endif