Synergy S5D9 public-key hardware accelerator. More...

#include "hw_sce_private.h"
#include "hw_sce_rsa_private.h"
#include "hw_sce_ecc_private.h"
#include "core/crypto.h"
#include "hardware/s5d9/s5d9_crypto.h"
#include "hardware/s5d9/s5d9_crypto_pkc.h"
#include "pkc/rsa.h"
#include "ecc/ec.h"
#include "ecc/ecdsa.h"
#include "debug.h"

Macros
#define	TRACE_LEVEL CRYPTO_TRACE_LEVEL

Functions
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	rsaGeneratePrivateKey (const PrngAlgo prngAlgo, void prngContext, size_t k, uint_t e, RsaPrivateKey *privateKey)
	RSA private key generation. More...

error_t	rsadp (const RsaPrivateKey key, const Mpi c, Mpi *m)
	RSA decryption primitive. More...

error_t	ecMult (const EcDomainParameters params, EcPoint r, const Mpi d, const EcPoint s)
	Scalar multiplication. More...

error_t	ecGenerateKeyPair (const PrngAlgo prngAlgo, void prngContext, const EcDomainParameters params, EcPrivateKey privateKey, EcPublicKey *publicKey)
	EC key pair generation. More...

error_t	ecdsaGenerateSignature (const PrngAlgo prngAlgo, void prngContext, const EcDomainParameters params, const EcPrivateKey privateKey, const uint8_t digest, size_t digestLen, EcdsaSignature signature)
	ECDSA signature generation. More...

error_t	ecdsaVerifySignature (const EcDomainParameters params, const EcPublicKey publicKey, const uint8_t digest, size_t digestLen, const EcdsaSignature signature)
	ECDSA signature verification. More...

Detailed Description

Synergy S5D9 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: 2.4.4

Definition in file s5d9_crypto_pkc.c.

Macro Definition Documentation

◆ TRACE_LEVEL

#define TRACE_LEVEL CRYPTO_TRACE_LEVEL

Definition at line 32 of file s5d9_crypto_pkc.c.

Function Documentation

◆ ecdsaGenerateSignature()

error_t ecdsaGenerateSignature	(	const PrngAlgo *	prngAlgo,
		void *	prngContext,
		const EcDomainParameters *	params,
		const EcPrivateKey *	privateKey,
		const uint8_t *	digest,
		size_t	digestLen,
		EcdsaSignature *	signature
	)

ECDSA signature generation.

Parameters

[in]	prngAlgo	PRNG algorithm
[in]	prngContext	Pointer to the PRNG context
[in]	params	EC domain parameters
[in]	privateKey	Signer's EC private key
[in]	digest	Digest of the message to be signed
[in]	digestLen	Length in octets of the digest
[out]	signature	(R, S) integer pair

Returns: Error code

Definition at line 711 of file s5d9_crypto_pkc.c.

◆ ecdsaVerifySignature()

error_t ecdsaVerifySignature	(	const EcDomainParameters *	params,
		const EcPublicKey *	publicKey,
		const uint8_t *	digest,
		size_t	digestLen,
		const EcdsaSignature *	signature
	)

ECDSA signature verification.

Parameters

[in]	params	EC domain parameters
[in]	publicKey	Signer's EC public key
[in]	digest	Digest of the message whose signature is to be verified
[in]	digestLen	Length in octets of the digest
[in]	signature	(R, S) integer pair

Returns: Error code

Definition at line 838 of file s5d9_crypto_pkc.c.

◆ ecGenerateKeyPair()

error_t ecGenerateKeyPair	(	const PrngAlgo *	prngAlgo,
		void *	prngContext,
		const EcDomainParameters *	params,
		EcPrivateKey *	privateKey,
		EcPublicKey *	publicKey
	)

EC key pair generation.

Parameters

[in]	prngAlgo	PRNG algorithm
[in]	prngContext	Pointer to the PRNG context
[in]	params	EC domain parameters
[out]	privateKey	EC private key
[out]	publicKey	EC public key

Returns: Error code

Definition at line 592 of file s5d9_crypto_pkc.c.

◆ ecMult()

error_t ecMult	(	const EcDomainParameters *	params,
		EcPoint *	r,
		const Mpi *	d,
		const EcPoint *	s
	)

Scalar multiplication.

Parameters

[in]	params	EC domain parameters
[out]	r	Resulting point R = d.S
[in]	d	An integer d such as 0 <= d < p
[in]	s	EC point

Returns: Error code

Definition at line 473 of file s5d9_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 63 of file s5d9_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 147 of file s5d9_crypto_pkc.c.

◆ rsadp()

error_t rsadp	(	const RsaPrivateKey *	key,
		const Mpi *	c,
		Mpi *	m
	)

RSA decryption primitive.

The RSA decryption primitive recovers the message representative from the ciphertext representative under the control of a private key

Parameters

[in]	key	RSA private key
[in]	c	Ciphertext representative
[out]	m	Message representative

Returns: Error code

Definition at line 356 of file s5d9_crypto_pkc.c.

◆ rsaGeneratePrivateKey()

error_t rsaGeneratePrivateKey	(	const PrngAlgo *	prngAlgo,
		void *	prngContext,
		size_t	k,
		uint_t	e,
		RsaPrivateKey *	privateKey
	)

RSA private key generation.

Parameters

[in]	prngAlgo	PRNG algorithm
[in]	prngContext	Pointer to the PRNG context
[in]	k	Required bit length of the modulus n (must be 1024 or 2048)
[in]	e	Public exponent (must be 65537)
[out]	privateKey	RSA private key

Returns: Error code

Definition at line 232 of file s5d9_crypto_pkc.c.

Macros

Functions

Detailed Description

License

Macro Definition Documentation

◆ TRACE_LEVEL

Function Documentation

◆ ecdsaGenerateSignature()

◆ ecdsaVerifySignature()

◆ ecGenerateKeyPair()

◆ ecMult()

◆ mpiExpModFast()

◆ mpiExpModRegular()

◆ rsadp()

◆ rsaGeneratePrivateKey()