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/*
* Copyright (C) 2017 Red Hat, Inc.
*
* Authors: Daiki Ueno
*
* This file is part of GnuTLS.
*
* The GnuTLS is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public License
* as published by the Free Software Foundation; either version 2.1 of
* the License, or (at your option) any later version.
*
* This library 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>
*
*/
#include "gnutls_int.h"
#include "errors.h"
#include <common.h>
#include <x509.h>
#include <x509_int.h>
/**
* gnutls_x509_spki_init:
* @spki: A pointer to the type to be initialized
*
* This function will initialize a SubjectPublicKeyInfo structure used
* in PKIX. The structure is used to set additional parameters
* in the public key information field of a certificate.
*
* Returns: On success, %GNUTLS_E_SUCCESS (0) is returned, otherwise a
* negative error value.
*
* Since: 3.6.0
*
**/
int
gnutls_x509_spki_init(gnutls_x509_spki_t *spki)
{
gnutls_x509_spki_t tmp;
FAIL_IF_LIB_ERROR;
tmp =
gnutls_calloc(1, sizeof(gnutls_x509_spki_st));
if (!tmp)
return GNUTLS_E_MEMORY_ERROR;
*spki = tmp;
return 0; /* success */
}
/**
* gnutls_x509_spki_deinit:
* @spki: the SubjectPublicKeyInfo structure
*
* This function will deinitialize a SubjectPublicKeyInfo structure.
*
* Since: 3.6.0
*
**/
void
gnutls_x509_spki_deinit(gnutls_x509_spki_t spki)
{
gnutls_free(spki);
}
/**
* gnutls_x509_spki_set_pk_algorithm:
* @spki: the SubjectPublicKeyInfo structure
* @pk: the public key algorithm of type #gnutls_pk_algorithm_t
*
* This function will set the public key algorithm of a
* SubjectPublicKeyInfo structure.
*
* Since: 3.6.0
*
**/
void
gnutls_x509_spki_set_pk_algorithm(gnutls_x509_spki_t spki,
gnutls_pk_algorithm_t pk)
{
spki->pk = pk;
}
/**
* gnutls_x509_spki_get_pk_algorithm:
* @spki: the SubjectPublicKeyInfo structure
*
* This function will get the public key algorithm of a
* SubjectPublicKeyInfo structure.
*
* Returns: a member of the #gnutls_pk_algorithm_t enumeration on
* success, or %GNUTLS_PK_UNKNOWN on error.
*
* Since: 3.6.0
*
**/
int
gnutls_x509_spki_get_pk_algorithm(gnutls_x509_spki_t spki)
{
return spki->pk;
}
/**
* gnutls_x509_spki_set_digest_algorithm:
* @spki: the SubjectPublicKeyInfo structure
* @dig: a digest algorithm of type #gnutls_digest_algorithm_t
*
* This function will set the digest algorithm of a
* SubjectPublicKeyInfo structure. This is relevant for
* RSA-PSS signatures which store the digest algorithm
* in the SubjectPublicKeyInfo.
*
* Since: 3.6.0
*
**/
void
gnutls_x509_spki_set_digest_algorithm(gnutls_x509_spki_t spki,
gnutls_digest_algorithm_t dig)
{
spki->rsa_pss_dig = dig;
}
/**
* gnutls_x509_spki_get_digest_algorithm:
* @spki: the SubjectPublicKeyInfo structure
*
* This function will get the digest algorithm of a
* SubjectPublicKeyInfo structure. This is relevant for
* RSA-PSS signatures which store the digest algorithm
* in the SubjectPublicKeyInfo.
*
* Returns: a member of the #gnutls_digest_algorithm_t enumeration on
* success, or a %GNUTLS_DIG_UNKNOWN on error.
*
* Since: 3.6.0
*
**/
int
gnutls_x509_spki_get_digest_algorithm(gnutls_x509_spki_t spki)
{
return spki->rsa_pss_dig;
}
/**
* gnutls_x509_spki_set_salt_size:
* @spki: the SubjectPublicKeyInfo structure
* @salt_size: the size of salt string
*
* This function will set the salt size parameter of a
* SubjectPublicKeyInfo structure.
*
* The salt is used in the RSA-PSS signature scheme.
*
* Since: 3.6.0
*
**/
void
gnutls_x509_spki_set_salt_size(gnutls_x509_spki_t spki,
unsigned int salt_size)
{
spki->salt_size = salt_size;
}
/**
* gnutls_x509_spki_get_salt_size:
* @spki: the SubjectPublicKeyInfo structure
*
* This function will get the salt size parameter of a
* SubjectPublicKeyInfo structure.
*
* The salt is used in the RSA-PSS signature scheme.
*
* Returns: salt size as a positive integer, or zero.
*
* Since: 3.6.0
*
**/
int
gnutls_x509_spki_get_salt_size(gnutls_x509_spki_t spki)
{
return spki->salt_size;
}
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