internal-knot-m.h File Reference

Masked implementation of the KNOT permutation. More...

#include "internal-masking.h"

Go to the source code of this file.

Data Structures
struct	knot256_masked_state_t
	Internal state of the masked KNOT-256 permutation. More...
struct	knot384_masked_state_t
	Internal state of the masked KNOT-384 permutation. More...
struct	knot512_masked_state_t
	Internal state of the masked KNOT-512 permutation. More...

Functions
void	knot256_masked_permute_6 (knot256_masked_state_t *state, uint8_t rounds)
	Permutes the KNOT-256 state, using 6-bit round constants. More...
void	knot256_masked_permute_7 (knot256_masked_state_t *state, uint8_t rounds)
	Permutes the KNOT-256 state, using 7-bit round constants. More...
void	knot256_mask (knot256_masked_state_t *output, const uint64_t input[4])
	Converts an unmasked KNOT-256 state into a masked state. More...
void	knot256_unmask (uint64_t output[4], const knot256_masked_state_t *input)
	Converts a masked KNOT-256 state into an unmasked state. More...
void	knot384_masked_permute_7 (knot384_masked_state_t *state, uint8_t rounds)
	Permutes the KNOT-384 state, using 7-bit round constants. More...
void	knot384_mask (knot384_masked_state_t *output, const uint32_t input[12])
	Converts an unmasked KNOT-384 state into a masked state. More...
void	knot384_unmask (uint32_t output[12], const knot384_masked_state_t *input)
	Converts a masked KNOT-384 state into an unmasked state. More...
void	knot512_masked_permute_7 (knot512_masked_state_t *state, uint8_t rounds)
	Permutes the KNOT-512 state, using 7-bit round constants. More...
void	knot512_masked_permute_8 (knot512_masked_state_t *state, uint8_t rounds)
	Permutes the KNOT-512 state, using 8-bit round constants. More...
void	knot512_mask (knot512_masked_state_t *output, const uint64_t input[8])
	Converts an unmasked KNOT-512 state into a masked state. More...
void	knot512_unmask (uint64_t output[8], const knot512_masked_state_t *input)
	Converts a masked KNOT-512 state into an unmasked state. More...

Detailed Description

Masked implementation of the KNOT permutation.

Function Documentation

void knot256_mask	(	knot256_masked_state_t *	output,
		const uint64_t	input[4]
	)

Converts an unmasked KNOT-256 state into a masked state.

Parameters

output	The output masked state in host byte order.
input	The input unmasked state, in little-endian byte order.

void knot256_masked_permute_6	(	knot256_masked_state_t *	state,
		uint8_t	rounds
	)

Permutes the KNOT-256 state, using 6-bit round constants.

Parameters

state	The KNOT-256 state to be permuted.
rounds	The number of rounds to be performed, 1 to 52.

The input and output state will be in host byte order.

void knot256_masked_permute_7	(	knot256_masked_state_t *	state,
		uint8_t	rounds
	)

Permutes the KNOT-256 state, using 7-bit round constants.

Parameters

state	The KNOT-256 state to be permuted.
rounds	The number of rounds to be performed, 1 to 104.

The input and output state will be in host byte order.

void knot256_unmask	(	uint64_t	output[4],
		const knot256_masked_state_t *	input
	)

Converts a masked KNOT-256 state into an unmasked state.

Parameters

output	The output unmasked state, in little-endian byte order.
input	The input masked state in host byte order.

void knot384_mask	(	knot384_masked_state_t *	output,
		const uint32_t	input[12]
	)

Converts an unmasked KNOT-384 state into a masked state.

Parameters

output	The output masked state in host byte order.
input	The input unmasked state, in little-endian byte order.

void knot384_masked_permute_7	(	knot384_masked_state_t *	state,
		uint8_t	rounds
	)

Permutes the KNOT-384 state, using 7-bit round constants.

Parameters

state	The KNOT-384 state to be permuted.
rounds	The number of rounds to be performed, 1 to 104.

The input and output state will be in host byte order.

void knot384_unmask	(	uint32_t	output[12],
		const knot384_masked_state_t *	input
	)

Converts a masked KNOT-384 state into an unmasked state.

Parameters

output	The output unmasked state, in little-endian byte order.
input	The input masked state in host byte order.

void knot512_mask	(	knot512_masked_state_t *	output,
		const uint64_t	input[8]
	)

Converts an unmasked KNOT-512 state into a masked state.

Parameters

output	The output masked state in host byte order.
input	The input unmasked state, in little-endian byte order.

void knot512_masked_permute_7	(	knot512_masked_state_t *	state,
		uint8_t	rounds
	)

Permutes the KNOT-512 state, using 7-bit round constants.

Parameters

state	The KNOT-512 state to be permuted.
rounds	The number of rounds to be performed, 1 to 104.

The input and output state will be in host byte order.

void knot512_masked_permute_8	(	knot512_masked_state_t *	state,
		uint8_t	rounds
	)

Permutes the KNOT-512 state, using 8-bit round constants.

Parameters

state	The KNOT-512 state to be permuted.
rounds	The number of rounds to be performed, 1 to 140.

The input and output state will be in host byte order.

void knot512_unmask	(	uint64_t	output[8],
		const knot512_masked_state_t *	input
	)

Converts a masked KNOT-512 state into an unmasked state.

Parameters

output	The output unmasked state, in little-endian byte order.
input	The input masked state in host byte order.