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// SPDX-License-Identifier: MIT
#ifndef FIPS202_KYBER_R2_H
#define FIPS202_KYBER_R2_H
#include <stdint.h>
#include <stddef.h>
/** Data structure for the state of the SHAKE128 non-incremental hashing API. */
typedef struct {
/** Internal state. */
void *ctx;
} shake128ctx;
/** Data structure for the state of the SHAKE256 non-incremental hashing API. */
typedef struct {
/** Internal state. */
void *ctx;
} shake256ctx;
typedef shake128ctx keccak_state;
#define SHAKE128_RATE 168
#define SHAKE256_RATE 136
#define SHA3_256_RATE 136
#define SHA3_512_RATE 72
void shake128_absorb(shake128ctx *state, const uint8_t *input, size_t inlen);
void shake128_squeezeblocks(uint8_t *output, size_t nblocks, shake128ctx *state);
void shake256_kyber(uint8_t *output, size_t outlen, const uint8_t *input, size_t inlen);
void sha3_256(uint8_t *output, const uint8_t *input, size_t inlen);
void sha3_512(uint8_t *output, const uint8_t *input, size_t inlen);
void shake128_ctx_release(shake128ctx *state);
#endif // FIPS202_KYBER_R2_H
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