MAX32690 public-key hardware accelerator. More...

#include "mxc_device.h"
#include "mxc_sys.h"
#include "ctb.h"
#include "core/crypto.h"
#include "hardware/max32690/max32690_crypto.h"
#include "hardware/max32690/max32690_crypto_pkc.h"
#include "ecc/ec.h"
#include "ecc/ec_misc.h"
#include "ecc/curve25519.h"
#include "ecc/curve448.h"
#include "mpi/mpi.h"
#include "debug.h"

Macros
#define	TRACE_LEVEL CRYPTO_TRACE_LEVEL

Functions
void	maaSetValue (uint_t offset, uint32_t value, uint_t length)
	Set operand value. More...

void	maaImportScalar (uint_t offset, const uint32_t *src, uint_t length)
	Import scalar. More...

void	maaImportMpi (uint_t offset, const Mpi *src, uint_t length)
	Import multiple-precision integer. More...

void	maaExportScalar (uint_t offset, uint32_t *dest, uint_t length)
	Export scalar. More...

error_t	maaExportMpi (uint_t offset, Mpi *dest, uint_t length)
	Export multiple-precision integer. More...

error_t	mpiExpModFast (Mpi r, const Mpi a, const Mpi e, const Mpi p)
	Modular exponentiation (fast calculation) More...

error_t	mpiExpModRegular (Mpi r, const Mpi a, const Mpi e, const Mpi p)
	Modular exponentiation (regular calculation) More...

void	ecFieldAddMod2 (const EcCurve curve, uint32_t r, const uint32_t a, const uint32_t b)
	Modular addition. More...

void	ecFieldSubMod2 (const EcCurve curve, uint32_t r, const uint32_t a, const uint32_t b)
	Modular subtraction. More...

void	ecFieldMulMod (const EcCurve curve, uint32_t r, const uint32_t a, const uint32_t b)
	Modular multiplication. More...

void	ecFieldSqrMod (const EcCurve curve, uint32_t r, const uint32_t *a)
	Modular squaring. More...

void	ecScalarMulMod (const EcCurve curve, uint32_t r, const uint32_t a, const uint32_t b)
	Modular multiplication. More...

void	ecScalarSqrMod (const EcCurve curve, uint32_t r, const uint32_t *a)
	Modular squaring. More...

void	curve25519Mul2 (uint32_t r, const uint32_t a, const uint32_t *b)
	Modular multiplication. More...

void	curve448Mul2 (uint32_t r, const uint32_t a, const uint32_t *b)
	Modular multiplication. More...

Detailed Description

MAX32690 public-key hardware accelerator.

License

SPDX-License-Identifier: GPL-2.0-or-later

This file is part of CycloneCRYPTO Open.

This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 2 of the License, or (at your option) any later version.

This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details.

You should have received a copy of the GNU General Public License along with this program; if not, write to the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.

Author: Oryx Embedded SARL (www.oryx-embedded.com)

Version: 2.5.4

Definition in file max32690_crypto_pkc.c.

Macro Definition Documentation

◆ TRACE_LEVEL

#define TRACE_LEVEL CRYPTO_TRACE_LEVEL

Definition at line 32 of file max32690_crypto_pkc.c.

Function Documentation

◆ curve25519Mul2()

void curve25519Mul2	(	uint32_t *	r,
		const uint32_t *	a,
		const uint32_t *	b
	)

Modular multiplication.

Parameters

[out]	r	Resulting integer R = (A * B) mod p
[in]	a	An integer such as 0 <= A < p
[in]	b	An integer such as 0 <= B < p

Definition at line 779 of file max32690_crypto_pkc.c.

◆ curve448Mul2()

void curve448Mul2	(	uint32_t *	r,
		const uint32_t *	a,
		const uint32_t *	b
	)

Modular multiplication.

Parameters

[out]	r	Resulting integer R = (A * B) mod p
[in]	a	An integer such as 0 <= A < p
[in]	b	An integer such as 0 <= B < p

Definition at line 872 of file max32690_crypto_pkc.c.

◆ ecFieldAddMod2()

void ecFieldAddMod2	(	const EcCurve *	curve,
		uint32_t *	r,
		const uint32_t *	a,
		const uint32_t *	b
	)

Modular addition.

Parameters

[in]	curve	Elliptic curve parameters
[out]	r	Resulting integer R = (A + B) mod p
[in]	a	An integer such as 0 <= A < p
[in]	b	An integer such as 0 <= B < p

Definition at line 384 of file max32690_crypto_pkc.c.

◆ ecFieldMulMod()

void ecFieldMulMod	(	const EcCurve *	curve,
		uint32_t *	r,
		const uint32_t *	a,
		const uint32_t *	b
	)

Modular multiplication.

Parameters

[in]	curve	Elliptic curve parameters
[out]	r	Resulting integer R = (A * B) mod p
[in]	a	An integer such as 0 <= A < p
[in]	b	An integer such as 0 <= B < p

Definition at line 508 of file max32690_crypto_pkc.c.

◆ ecFieldSqrMod()

void ecFieldSqrMod	(	const EcCurve *	curve,
		uint32_t *	r,
		const uint32_t *	a
	)

Modular squaring.

Parameters

[in]	curve	Elliptic curve parameters
[out]	r	Resulting integer R = A^2 mod p
[in]	a	An integer such as 0 <= A < p

Definition at line 584 of file max32690_crypto_pkc.c.

◆ ecFieldSubMod2()

void ecFieldSubMod2	(	const EcCurve *	curve,
		uint32_t *	r,
		const uint32_t *	a,
		const uint32_t *	b
	)

Modular subtraction.

Parameters

[in]	curve	Elliptic curve parameters
[out]	r	Resulting integer R = (A - B) mod p
[in]	a	An integer such as 0 <= A < p
[in]	b	An integer such as 0 <= B < p

Definition at line 446 of file max32690_crypto_pkc.c.

◆ ecScalarMulMod()

void ecScalarMulMod	(	const EcCurve *	curve,
		uint32_t *	r,
		const uint32_t *	a,
		const uint32_t *	b
	)

Modular multiplication.

Parameters

[in]	curve	Elliptic curve parameters
[out]	r	Resulting integer R = (A * B) mod q
[in]	a	An integer such as 0 <= A < q
[in]	b	An integer such as 0 <= B < q

Definition at line 658 of file max32690_crypto_pkc.c.

◆ ecScalarSqrMod()

void ecScalarSqrMod	(	const EcCurve *	curve,
		uint32_t *	r,
		const uint32_t *	a
	)

Modular squaring.

Parameters

[in]	curve	Elliptic curve parameters
[out]	r	Resulting integer R = A^2 mod q
[in]	a	An integer such as 0 <= A < q

Definition at line 719 of file max32690_crypto_pkc.c.

◆ maaExportMpi()

error_t maaExportMpi	(	uint_t	offset,
		Mpi *	dest,
		uint_t	length
	)

Export multiple-precision integer.

Parameters

[in]	offset	MAA memory offset
[out]	dest	Pointer to the multiple-precision integer
[in]	length	Length of the operand, in bits

Returns: Error code

Definition at line 179 of file max32690_crypto_pkc.c.

◆ maaExportScalar()

void maaExportScalar	(	uint_t	offset,
		uint32_t *	dest,
		uint_t	length
	)

Export scalar.

Parameters

[in]	offset	MAA memory offset
[out]	dest	Pointer to the scalar
[in]	length	Length of the operand, in bits

Definition at line 152 of file max32690_crypto_pkc.c.

◆ maaImportMpi()

void maaImportMpi	(	uint_t	offset,
		const Mpi *	src,
		uint_t	length
	)

Import multiple-precision integer.

Parameters

[in]	offset	MAA memory offset
[in]	src	Pointer to the multiple-precision integer
[in]	length	Length of the operand, in bits

Definition at line 120 of file max32690_crypto_pkc.c.

◆ maaImportScalar()

void maaImportScalar	(	uint_t	offset,
		const uint32_t *	src,
		uint_t	length
	)

Import scalar.

Parameters

[in]	offset	MAA memory offset
[in]	src	Pointer to the scalar
[in]	length	Length of the operand, in bits

Definition at line 88 of file max32690_crypto_pkc.c.

◆ maaSetValue()

void maaSetValue	(	uint_t	offset,
		uint32_t	value,
		uint_t	length
	)

Set operand value.

Parameters

[in]	offset	MAA memory offset
[in]	value	Value of the operand
[in]	length	Length of the operand, in bits

Definition at line 59 of file max32690_crypto_pkc.c.

◆ mpiExpModFast()

error_t mpiExpModFast	(	Mpi *	r,
		const Mpi *	a,
		const Mpi *	e,
		const Mpi *	p
	)

Modular exponentiation (fast calculation)

Parameters

[out]	r	Resulting integer R = A ^ E mod P
[in]	a	Pointer to a multiple precision integer
[in]	e	Exponent
[in]	p	Modulus

Returns: Error code

Definition at line 229 of file max32690_crypto_pkc.c.

◆ mpiExpModRegular()

error_t mpiExpModRegular	(	Mpi *	r,
		const Mpi *	a,
		const Mpi *	e,
		const Mpi *	p
	)

Modular exponentiation (regular calculation)

Parameters

[out]	r	Resulting integer R = A ^ E mod P
[in]	a	Pointer to a multiple precision integer
[in]	e	Exponent
[in]	p	Modulus

Returns: Error code

Definition at line 306 of file max32690_crypto_pkc.c.

Macros

Functions

Detailed Description

License

Macro Definition Documentation

◆ TRACE_LEVEL

Function Documentation

◆ curve25519Mul2()

◆ curve448Mul2()

◆ ecFieldAddMod2()

◆ ecFieldMulMod()

◆ ecFieldSqrMod()

◆ ecFieldSubMod2()

◆ ecScalarMulMod()

◆ ecScalarSqrMod()

◆ maaExportMpi()

◆ maaExportScalar()

◆ maaImportMpi()

◆ maaImportScalar()

◆ maaSetValue()

◆ mpiExpModFast()

◆ mpiExpModRegular()