lc_kmac.h File Reference

#include "lc_hash.h"
#include "lc_rng.h"
#include "lc_sha3.h"
#include "lc_memset_secure.h"

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Macros
#define	LC_KMAC_FLAGS_SUPPORT_REINIT   (1 << 0)
#define	LC_KMAC_CTX_ON_STACK(name, hashname)
	Allocate stack memory for the KMAC context.
#define	LC_KMAC_CTX_ON_STACK_REINIT(name, hashname)
	Allocate stack memory for the KMAC context.
#define	LC_KMAC_KDF_DRNG_CTX_ON_STACK(name, hashname)
	Allocate stack memory for the KMAC DRNG context.

Functions
int	lc_kmac_init (struct lc_kmac_ctx *kmac_ctx, const uint8_t *key, size_t klen, const uint8_t *s, size_t slen)
	Initialize KMAC context.
void	lc_kmac_reinit (struct lc_kmac_ctx *kmac_ctx)
	Re-initialize KMAC context after a kmac_final operation.
void	lc_kmac_update (struct lc_kmac_ctx *kmac_ctx, const uint8_t *in, size_t inlen)
	Update KMAC.
void	lc_kmac_final (struct lc_kmac_ctx *kmac_ctx, uint8_t *mac, size_t maclen)
	Calculate KMAC MAC.
void	lc_kmac_final_xof (struct lc_kmac_ctx *kmac_ctx, uint8_t *mac, size_t maclen)
	Calculate KMAC MAC in XOF mode.
int	lc_kmac_alloc (const struct lc_hash *hash, struct lc_kmac_ctx **kmac_ctx, uint32_t flags)
	Allocate KMAC context on heap.
void	lc_kmac_zero_free (struct lc_kmac_ctx *kmac_ctx)
	Zeroize and free KMAC context.
void	lc_kmac_zero (struct lc_kmac_ctx *kmac_ctx)
	Zeroize KMAC context allocated with either LC_KMAC_CTX_ON_STACK or lc_kmac_alloc.
size_t	lc_kmac_macsize (struct lc_kmac_ctx *kmac_ctx)
	Return the MAC size.
int	lc_kmac (const struct lc_hash *hash, const uint8_t *key, size_t keylen, const uint8_t *s, size_t slen, const uint8_t *in, size_t inlen, uint8_t *mac, size_t maclen)
	Calculate KMAC - one-shot.
int	lc_kmac_xof (const struct lc_hash *hash, const uint8_t *key, size_t keylen, const uint8_t *s, size_t slen, const uint8_t *in, size_t inlen, uint8_t *mac, size_t maclen)
	Calculate KMAC in XOF mode - one-shot.
int	lc_kmac_rng_alloc (struct lc_rng_ctx **state, const struct lc_hash *hash)
	Allocation of a KMAC DRNG context.

Variables
const struct lc_rng *	lc_kmac_rng

Macro Definition Documentation

LC_KMAC_FLAGS_SUPPORT_REINIT

#define LC_KMAC_FLAGS_SUPPORT_REINIT   (1 << 0)

Definition at line 182 of file lc_kmac.h.