max32690_crypto_pkc.c File Reference

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 "debug.h"

Go to the source code of this file.

Macros
#define	TRACE_LEVEL   CRYPTO_TRACE_LEVEL

Functions
void	maaSetValue (uint_t offset, uint32_t value, uint_t length)
	Set operand value. More...
void	maaImportMpi (uint_t offset, const Mpi *a, uint_t length)
	Import multiple-precision integer. More...
error_t	maaExportMpi (uint_t offset, Mpi *r, 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...
error_t	ecMulMod (const EcDomainParameters *params, Mpi *r, const Mpi *a, const Mpi *b)
	Modular multiplication. More...
error_t	ecSqrMod (const EcDomainParameters *params, Mpi *r, const Mpi *a)
	Fast modular squaring. More...

Detailed Description

MAX32690 public-key hardware accelerator.

License

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

Copyright (C) 2010-2024 Oryx Embedded SARL. All rights reserved.

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

2.4.4

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

ecMulMod()

error_t ecMulMod	(	const EcDomainParameters *	params,
		Mpi *	r,
		const Mpi *	a,
		const Mpi *	b
	)

Modular multiplication.

Fast modular multiplication.

Parameters

[in]	params	EC domain 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

Returns

Error code

Definition at line 323 of file max32690_crypto_pkc.c.

ecSqrMod()

error_t ecSqrMod	(	const EcDomainParameters *	params,
		Mpi *	r,
		const Mpi *	a
	)

Fast modular squaring.

Parameters

[in]	params	EC domain parameters
[out]	r	Resulting integer R = (A ^ 2) mod p
[in]	a	An integer such as 0 <= A < p

Returns

Error code

Definition at line 389 of file max32690_crypto_pkc.c.

maaExportMpi()

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

Export multiple-precision integer.

Parameters

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

Returns

Error code

Definition at line 117 of file max32690_crypto_pkc.c.

maaImportMpi()

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

Import multiple-precision integer.

Parameters

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

Definition at line 84 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 55 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 167 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 244 of file max32690_crypto_pkc.c.