crypto.hash.cubehash.h

/**
 * Melon Software Framework is Copyright (C) 2021 - 2025 Knot126
 * 
 * =============================================================================
 * 
 * Implementation of DJB's CubeHash
 */

#pragma once

typedef struct DgCryptoCubeHasher {
	uint32_t state[32];
	uint32_t initial, roundsperblock, bytesperblock, finishing, outputlen;
} DgCryptoCubeHasher;

// Streaming API with customisable parameters
DgError DgCryptoCubeHasherInit(DgCryptoCubeHasher *this, uint32_t i, uint32_t r, uint32_t b, uint32_t f, uint32_t h);
DgError DgCryptoCubeHasherNextBlock(DgCryptoCubeHasher *this, size_t length, const uint8_t *block);
DgError DgCryptoCubeHasherFinalise(DgCryptoCubeHasher *this, size_t * const length, uint8_t ** const hash);

// Direct API with customisable parameters
uint8_t *DgCryptoCubeHashBytes(const size_t length, const uint8_t *block, uint32_t i, uint32_t r, uint32_t b, uint32_t f, uint32_t h);

// Simple API
uint8_t *DgCryptoCubeHash512(const size_t length, const uint8_t *input);
uint8_t *DgCryptoCubeHash384(const size_t length, const uint8_t *input);
uint8_t *DgCryptoCubeHash256(const size_t length, const uint8_t *input);