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#ifndef CRYPTOHASH_WHIRLPOOL_H
#define CRYPTOHASH_WHIRLPOOL_H
#include <stdint.h>
/*
* Whirlpool-specific definitions.
*/
#define DIGESTBYTES 64
#define DIGESTBITS (8*DIGESTBYTES) /* 512 */
#define WBLOCKBYTES 64
#define WBLOCKBITS (8*WBLOCKBYTES) /* 512 */
#define LENGTHBYTES 32
#define LENGTHBITS (8*LENGTHBYTES) /* 256 */
typedef struct whirlpool_ctx {
uint8_t bitLength[LENGTHBYTES]; /* global number of hashed bits (256-bit counter) */
uint8_t buffer[WBLOCKBYTES]; /* buffer of data to hash */
uint32_t bufferBits; /* current number of bits on the buffer */
uint32_t bufferPos; /* current (possibly incomplete) byte slot on the buffer */
uint64_t hash[DIGESTBYTES/8]; /* the hashing state */
} whirlpool_ctx;
void cryptonite_whirlpool_init(struct whirlpool_ctx * const ctx);
void cryptonite_whirlpool_update(struct whirlpool_ctx * const ctx, const uint8_t * const source, uint32_t len);
void cryptonite_whirlpool_finalize(struct whirlpool_ctx * const ctx, uint8_t * const result);
#endif
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