Common ECC functions used by all PSA Crypto wrappers for the CryptoCell 310 ECC APIs. More...

Detailed Description

Common ECC functions used by all PSA Crypto wrappers for the CryptoCell 310 ECC APIs.

Author: Lena Boeckmann lena..nosp@m.boec.nosp@m.kmann.nosp@m.@haw.nosp@m.-hamb.nosp@m.urg..nosp@m.de

Definition in file psa_cryptocell_310_ecc_common.h.

#include "psa/crypto.h"
#include "sns_silib.h"
#include "crys_ecpki_build.h"
#include "crys_ecpki_ecdsa.h"
#include "crys_ecpki_kg.h"
#include "crys_ecpki_domain.h"

Include dependency graph for psa_cryptocell_310_ecc_common.h:

Go to the source code of this file.

#define	MAP_PSA_HASH_TO_CRYS_HASH_AFTER(hash)
	Map PSA hash encodings to CryptoCell specific hash encodings.

#define	MAP_PSA_HASH_TO_CRYS_HASH_BEFORE(hash)
	Map PSA hash encodings to CryptoCell specific hash encodings.

psa_status_t	cryptocell_310_common_ecc_generate_key_pair (uint8_t priv_key_buffer, uint8_t pub_key_buffer, uint32_t priv_key_buffer_length, uint32_t pub_key_buffer_length, CRYS_ECPKI_DomainID_t domain)
	Common ECC key generation function.

psa_status_t	cryptocell_310_common_ecc_sign (const uint8_t priv_key, uint32_t priv_key_size, const uint8_t input, size_t input_length, uint8_t signature, size_t signature_length, CRYS_ECPKI_HASH_OpMode_t hash_mode, CRYS_ECPKI_DomainID_t domain)
	Common ECC signature function.

psa_status_t	cryptocell_310_common_ecc_verify (const uint8_t pub_key, size_t pub_key_size, const uint8_t input, size_t input_length, const uint8_t *signature, size_t signature_length, CRYS_ECPKI_HASH_OpMode_t hash_mode, CRYS_ECPKI_DomainID_t domain)
	Common ECC verification function.

Macro Definition Documentation

◆ MAP_PSA_HASH_TO_CRYS_HASH_AFTER

#define MAP_PSA_HASH_TO_CRYS_HASH_AFTER ( hash )

Value:

    ((hash == PSA_ALG_SHA_1) ? CRYS_ECPKI_AFTER_HASH_SHA1_mode : \
     (hash == PSA_ALG_SHA_224) ? CRYS_ECPKI_AFTER_HASH_SHA224_mode : \
     (hash == PSA_ALG_SHA_256) ? CRYS_ECPKI_AFTER_HASH_SHA256_mode : \
     (hash == PSA_ALG_SHA_384) ? CRYS_ECPKI_AFTER_HASH_SHA384_mode : \
     (hash == PSA_ALG_SHA_512) ? CRYS_ECPKI_AFTER_HASH_SHA512_mode : \
     0)

Map PSA hash encodings to CryptoCell specific hash encodings.

Parameters

hash	psa_algorithm_t

Definition at line 41 of file psa_cryptocell_310_ecc_common.h.

◆ MAP_PSA_HASH_TO_CRYS_HASH_BEFORE

#define MAP_PSA_HASH_TO_CRYS_HASH_BEFORE ( hash )

Value:

    ((hash == PSA_ALG_SHA_1) ? CRYS_ECPKI_HASH_SHA1_mode : \
     (hash == PSA_ALG_SHA_224) ? CRYS_ECPKI_HASH_SHA224_mode : \
     (hash == PSA_ALG_SHA_256) ? CRYS_ECPKI_HASH_SHA256_mode : \
     (hash == PSA_ALG_SHA_384) ? CRYS_ECPKI_HASH_SHA384_mode : \
     (hash == PSA_ALG_SHA_512) ? CRYS_ECPKI_HASH_SHA512_mode : \
     0)

Map PSA hash encodings to CryptoCell specific hash encodings.

Parameters

hash	psa_algorithm_t

Definition at line 54 of file psa_cryptocell_310_ecc_common.h.

Function Documentation

◆ cryptocell_310_common_ecc_generate_key_pair()

psa_status_t cryptocell_310_common_ecc_generate_key_pair	(	uint8_t *	priv_key_buffer,
		uint8_t *	pub_key_buffer,
		uint32_t *	priv_key_buffer_length,
		uint32_t *	pub_key_buffer_length,
		CRYS_ECPKI_DomainID_t	domain
	)

Common ECC key generation function.

Parameters

priv_key_buffer	Output buffer to write ECC private key
pub_key_buffer	Output buffer to write ECC public key
priv_key_buffer_length	Output pointer to write private key length
pub_key_buffer_length	Output pointer to write public key length
domain	ECC domain of type `CRYS_ECPKI_DomainID_t`

Returns: psa_status_t

◆ cryptocell_310_common_ecc_sign()

psa_status_t cryptocell_310_common_ecc_sign	(	const uint8_t *	priv_key,
		uint32_t	priv_key_size,
		const uint8_t *	input,
		size_t	input_length,
		uint8_t *	signature,
		size_t *	signature_length,
		CRYS_ECPKI_HASH_OpMode_t	hash_mode,
		CRYS_ECPKI_DomainID_t	domain
	)

Common ECC signature function.

Parameters

priv_key	Pointer to ECC private key
priv_key_size	Size of private key
input	Input to sign (hash or original message depending on `hash_mode` )
input_length	Length of the input
signature	Output buffer to write the generated signature
signature_length	Pointer to store the actual length of the signature
hash_mode	Mode used to hash the message of type `CRYS_ECPKI_HASH_OpMode_t`
domain	ECC domain of type `CRYS_ECPKI_DomainID_t`

Returns: psa_status_t

◆ cryptocell_310_common_ecc_verify()

psa_status_t cryptocell_310_common_ecc_verify	(	const uint8_t *	pub_key,
		size_t	pub_key_size,
		const uint8_t *	input,
		size_t	input_length,
		const uint8_t *	signature,
		size_t	signature_length,
		CRYS_ECPKI_HASH_OpMode_t	hash_mode,
		CRYS_ECPKI_DomainID_t	domain
	)

Common ECC verification function.

Parameters

pub_key	Pointer to ECC public key
pub_key_size	Size of public key
input	Input to verify (hash or original message depending on `hash_mode` )
input_length	Length of the input
signature	Buffer containing the signature to be verified
signature_length	Actual length of the signature
hash_mode	Mode used to hash the message of type `CRYS_ECPKI_HASH_OpMode_t`
domain	ECC domain of type `CRYS_ECPKI_DomainID_t`

Returns: psa_status_t