Formatting of ASN.1 encoded keys. More...

#include "core/crypto.h"
#include "pkix/x509_key_format.h"
#include "encoding/asn1.h"
#include "encoding/oid.h"
#include "ecc/eddsa.h"
#include "hash/sha1.h"
#include "debug.h"

Macros
#define	TRACE_LEVEL CRYPTO_TRACE_LEVEL

Functions
error_t	x509FormatSubjectPublicKeyInfo (const X509SubjectPublicKeyInfo publicKeyInfo, const void publicKey, uint8_t keyId, uint8_t output, size_t *written)
	Format SubjectPublicKeyInfo structure. More...

error_t	x509FormatAlgoId (const X509SubjectPublicKeyInfo publicKeyInfo, const void params, uint8_t output, size_t written)
	Format AlgorithmIdentifier structure. More...

error_t	x509FormatRsaPublicKey (const X509RsaPublicKey rsaPublicKey, uint8_t output, size_t *written)
	Format RSAPublicKey structure. More...

error_t	x509FormatDsaPublicKey (const X509DsaPublicKey dsaPublicKey, uint8_t output, size_t *written)
	Format DSAPublicKey structure. More...

error_t	x509FormatDsaParameters (const X509DsaParameters dsaParams, uint8_t output, size_t *written)
	Format DSA domain parameters. More...

error_t	x509FormatEcPublicKey (const X509EcPublicKey ecPublicKey, uint8_t output, size_t *written)
	Format ECPublicKey structure. More...

error_t	x509FormatEcParameters (const X509EcParameters ecParams, uint8_t output, size_t *written)
	Format ECParameters structure. More...

error_t	x509ExportRsaPublicKey (const RsaPublicKey publicKey, uint8_t output, size_t *written)
	Export an RSA public key to ASN.1 format. More...

error_t	x509ExportRsaPrivateKey (const RsaPrivateKey privateKey, uint8_t output, size_t *written)
	Export an RSA private key to ASN.1 format. More...

error_t	x509ExportDsaPublicKey (const DsaPublicKey publicKey, uint8_t output, size_t *written)
	Export a DSA public key to ASN.1 format. More...

error_t	x509ExportDsaPrivateKey (const DsaPrivateKey privateKey, uint8_t output, size_t *written)
	Export a DSA private key to ASN.1 format. More...

error_t	x509ExportDsaParameters (const DsaDomainParameters params, uint8_t output, size_t *written)
	Export DSA domain parameters to ASN.1 format. More...

error_t	x509ExportEcPublicKey (const X509SubjectPublicKeyInfo publicKeyInfo, const EcPoint publicKey, uint8_t output, size_t written)
	Export an EC public key to ASN.1 format. More...

error_t	x509ExportEddsaPublicKey (const EddsaPublicKey publicKey, size_t publicKeyLen, uint8_t output, size_t *written)
	Export an EdDSA public key to ASN.1 format. More...

error_t	x509ExportEddsaPrivateKey (const EddsaPrivateKey privateKey, size_t privateKeyLen, uint8_t output, size_t *written)
	Export an EdDSA private key to ASN.1 format. More...

Detailed Description

Formatting of ASN.1 encoded keys.

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 x509_key_format.c.

Macro Definition Documentation

◆ TRACE_LEVEL

#define TRACE_LEVEL CRYPTO_TRACE_LEVEL

Definition at line 32 of file x509_key_format.c.

Function Documentation

◆ x509ExportDsaParameters()

error_t x509ExportDsaParameters	(	const DsaDomainParameters *	params,
		uint8_t *	output,
		size_t *	written
	)

Export DSA domain parameters to ASN.1 format.

Parameters

[in]	params	Pointer to the DSA domain parameters
[out]	output	Buffer where to store the ASN.1 structure
[out]	written	Length of the resulting ASN.1 structure

Returns: Error code

Definition at line 994 of file x509_key_format.c.

◆ x509ExportDsaPrivateKey()

error_t x509ExportDsaPrivateKey	(	const DsaPrivateKey *	privateKey,
		uint8_t *	output,
		size_t *	written
	)

Export a DSA private key to ASN.1 format.

Parameters

[in]	privateKey	Pointer to the DSA private key
[out]	output	Buffer where to store the ASN.1 structure
[out]	written	Length of the resulting ASN.1 structure

Returns: Error code

Definition at line 966 of file x509_key_format.c.

◆ x509ExportDsaPublicKey()

error_t x509ExportDsaPublicKey	(	const DsaPublicKey *	publicKey,
		uint8_t *	output,
		size_t *	written
	)

Export a DSA public key to ASN.1 format.

Parameters

[in]	publicKey	Pointer to the DSA public key
[out]	output	Buffer where to store the ASN.1 structure
[out]	written	Length of the resulting ASN.1 structure

Returns: Error code

Definition at line 938 of file x509_key_format.c.

◆ x509ExportEcPublicKey()

error_t x509ExportEcPublicKey	(	const X509SubjectPublicKeyInfo *	publicKeyInfo,
		const EcPoint *	publicKey,
		uint8_t *	output,
		size_t *	written
	)

Export an EC public key to ASN.1 format.

Parameters

[in]	publicKeyInfo	Public key information
[in]	publicKey	Pointer to the EC public key
[out]	output	Buffer where to store the ASN.1 structure
[out]	written	Length of the resulting ASN.1 structure

Returns: Error code

Definition at line 1068 of file x509_key_format.c.

◆ x509ExportEddsaPrivateKey()

error_t x509ExportEddsaPrivateKey	(	const EddsaPrivateKey *	privateKey,
		size_t	privateKeyLen,
		uint8_t *	output,
		size_t *	written
	)

Export an EdDSA private key to ASN.1 format.

Parameters

[in]	privateKey	Pointer to the EdDSA private key
[in]	privateKeyLen	Length of the EdDSA private key, in bytes
[out]	output	Buffer where to store the ASN.1 structure
[out]	written	Length of the resulting ASN.1 structure

Returns: Error code

Definition at line 1152 of file x509_key_format.c.

◆ x509ExportEddsaPublicKey()

error_t x509ExportEddsaPublicKey	(	const EddsaPublicKey *	publicKey,
		size_t	publicKeyLen,
		uint8_t *	output,
		size_t *	written
	)

Export an EdDSA public key to ASN.1 format.

Parameters

[in]	publicKey	Pointer to the EdDSA public key
[in]	publicKeyLen	Length of the EdDSA public key, in bytes
[out]	output	Buffer where to store the ASN.1 structure
[out]	written	Length of the resulting ASN.1 structure

Returns: Error code

Definition at line 1123 of file x509_key_format.c.

◆ x509ExportRsaPrivateKey()

error_t x509ExportRsaPrivateKey	(	const RsaPrivateKey *	privateKey,
		uint8_t *	output,
		size_t *	written
	)

Export an RSA private key to ASN.1 format.

Parameters

[in]	privateKey	Pointer to the RSA private key
[out]	output	Buffer where to store the ASN.1 structure
[out]	written	Length of the resulting ASN.1 structure

Returns: Error code

Definition at line 760 of file x509_key_format.c.

◆ x509ExportRsaPublicKey()

error_t x509ExportRsaPublicKey	(	const RsaPublicKey *	publicKey,
		uint8_t *	output,
		size_t *	written
	)

Export an RSA public key to ASN.1 format.

Parameters

[in]	publicKey	Pointer to the RSA public key
[out]	output	Buffer where to store the ASN.1 structure
[out]	written	Length of the resulting ASN.1 structure

Returns: Error code

Definition at line 697 of file x509_key_format.c.

◆ x509FormatAlgoId()

error_t x509FormatAlgoId	(	const X509SubjectPublicKeyInfo *	publicKeyInfo,
		const void *	params,
		uint8_t *	output,
		size_t *	written
	)

Format AlgorithmIdentifier structure.

Parameters

[in]	publicKeyInfo	Subject's public key information
[in]	params	Pointer to the domain parameters (DSA or ECDSA)
[out]	output	Buffer where to format the ASN.1 structure
[out]	written	Length of the resulting ASN.1 structure

Returns: Error code

Definition at line 277 of file x509_key_format.c.

◆ x509FormatDsaParameters()

error_t x509FormatDsaParameters	(	const X509DsaParameters *	dsaParams,
		uint8_t *	output,
		size_t *	written
	)

Format DSA domain parameters.

Parameters

[in]	dsaParams	Pointer to the DSA domain parameters
[out]	output	Buffer where to format the ASN.1 structure
[out]	written	Length of the resulting ASN.1 structure

Returns: Error code

Definition at line 543 of file x509_key_format.c.

◆ x509FormatDsaPublicKey()

error_t x509FormatDsaPublicKey	(	const X509DsaPublicKey *	dsaPublicKey,
		uint8_t *	output,
		size_t *	written
	)

Format DSAPublicKey structure.

Parameters

[in]	dsaPublicKey	Pointer to the DSA public key
[out]	output	Buffer where to format the DSAPublicKey structure
[out]	written	Length of the DSAPublicKey structure

Returns: Error code

Definition at line 507 of file x509_key_format.c.

◆ x509FormatEcParameters()

error_t x509FormatEcParameters	(	const X509EcParameters *	ecParams,
		uint8_t *	output,
		size_t *	written
	)

Format ECParameters structure.

Parameters

[in]	ecParams	Pointer to the EC parameters
[out]	output	Buffer where to format the ECParameters structure
[out]	written	Length of the ECParameters structure

Returns: Error code

Definition at line 659 of file x509_key_format.c.

◆ x509FormatEcPublicKey()

error_t x509FormatEcPublicKey	(	const X509EcPublicKey *	ecPublicKey,
		uint8_t *	output,
		size_t *	written
	)

Format ECPublicKey structure.

Parameters

[in]	ecPublicKey	Pointer to the EC public key
[out]	output	Buffer where to format the ASN.1 structure
[out]	written	Length of the resulting ASN.1 structure

Returns: Error code

Definition at line 637 of file x509_key_format.c.

◆ x509FormatRsaPublicKey()

error_t x509FormatRsaPublicKey	(	const X509RsaPublicKey *	rsaPublicKey,
		uint8_t *	output,
		size_t *	written
	)

Format RSAPublicKey structure.

Parameters

[in]	rsaPublicKey	Pointer to the RSA public key
[out]	output	Buffer where to format the ASN.1 structure
[out]	written	Length of the resulting ASN.1 structure

Returns: Error code

Definition at line 430 of file x509_key_format.c.

◆ x509FormatSubjectPublicKeyInfo()

error_t x509FormatSubjectPublicKeyInfo	(	const X509SubjectPublicKeyInfo *	publicKeyInfo,
		const void *	publicKey,
		uint8_t *	keyId,
		uint8_t *	output,
		size_t *	written
	)

Format SubjectPublicKeyInfo structure.

Parameters

[in]	publicKeyInfo	Subject's public key information
[in]	publicKey	Pointer to the public key (RSA, DSA, ECDSA or EdDSA)
[out]	keyId	Subject's key identifier (optional parameter)
[out]	output	Buffer where to format the ASN.1 structure
[out]	written	Length of the resulting ASN.1 structure

Returns: Error code

Definition at line 57 of file x509_key_format.c.

Macros

Functions

Detailed Description

License

Macro Definition Documentation

◆ TRACE_LEVEL

Function Documentation

◆ x509ExportDsaParameters()

◆ x509ExportDsaPrivateKey()

◆ x509ExportDsaPublicKey()

◆ x509ExportEcPublicKey()

◆ x509ExportEddsaPrivateKey()

◆ x509ExportEddsaPublicKey()

◆ x509ExportRsaPrivateKey()

◆ x509ExportRsaPublicKey()

◆ x509FormatAlgoId()

◆ x509FormatDsaParameters()

◆ x509FormatDsaPublicKey()

◆ x509FormatEcParameters()

◆ x509FormatEcPublicKey()

◆ x509FormatRsaPublicKey()

◆ x509FormatSubjectPublicKeyInfo()