isfshax/stage2/hmac.h

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2021-05-26 01:53:11 +02:00
#ifndef _HMAC_H
#define _HMAC_H
#include "types.h"
#include "sha.h"
#define HMAC_SIZE (SHA_HASH_SIZE)
typedef struct {
u8 key[SHA_BLOCK_SIZE];
sha_ctx hash_ctx;
} hmac_ctx;
void hmac_init(hmac_ctx* ctx, const u8* key, int size);
void hmac_update(hmac_ctx* ctx, const void* data, int size);
void hmac_final(hmac_ctx *ctx, u8 *hmac);
#endif /* _HMAC_H */