#ifndef __BLAKE2S_H__ #define __BLAKE2S_H__ #include <stdint.h> #include <stddef.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