crypto_compat.h

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/*
 *  Copyright The Mbed TLS Contributors
 *  SPDX-License-Identifier: Apache-2.0 OR GPL-2.0-or-later
 */
 
#ifndef PSA_CRYPTO_COMPAT_H
#define PSA_CRYPTO_COMPAT_H
 
#ifdef __cplusplus
extern "C" {
#endif
 
/*
 * To support both openless APIs and psa_open_key() temporarily, define
 * psa_key_handle_t to be equal to mbedtls_svc_key_id_t. Do not mark the
 * type and its utility macros and functions deprecated yet. This will be done
 * in a subsequent phase.
 */
typedef mbedtls_svc_key_id_t psa_key_handle_t;
 
#define PSA_KEY_HANDLE_INIT MBEDTLS_SVC_KEY_ID_INIT
 
static inline int psa_key_handle_is_null(psa_key_handle_t handle)
{
    return mbedtls_svc_key_id_is_null(handle);
}
 
psa_status_t psa_open_key(mbedtls_svc_key_id_t key,
                          psa_key_handle_t *handle);
 
psa_status_t psa_close_key(psa_key_handle_t handle);
 
#if !defined(MBEDTLS_DEPRECATED_REMOVED)
#define PSA_DH_FAMILY_CUSTOM                                            \
    ((psa_dh_family_t) MBEDTLS_DEPRECATED_NUMERIC_CONSTANT(0x7e))
 
static inline psa_status_t MBEDTLS_DEPRECATED psa_set_key_domain_parameters(
    psa_key_attributes_t *attributes,
    psa_key_type_t type, const uint8_t *data, size_t data_length)
{
    (void) data;
    if (data_length != 0) {
        return PSA_ERROR_NOT_SUPPORTED;
    }
    psa_set_key_type(attributes, type);
    return PSA_SUCCESS;
}
 
static inline psa_status_t MBEDTLS_DEPRECATED psa_get_key_domain_parameters(
    const psa_key_attributes_t *attributes,
    uint8_t *data, size_t data_size, size_t *data_length)
{
    (void) attributes;
    (void) data;
    (void) data_size;
    *data_length = 0;
    return PSA_SUCCESS;
}
 
#define PSA_KEY_DOMAIN_PARAMETERS_SIZE(key_type, key_bits)      \
    MBEDTLS_DEPRECATED_NUMERIC_CONSTANT(1u)
#endif /* MBEDTLS_DEPRECATED_REMOVED */
 
#ifdef __cplusplus
}
#endif
 
#endif /* PSA_CRYPTO_COMPAT_H */