/*

 * Copyright 2025 The OpenSSL Project Authors. All Rights Reserved.

 *

 * Licensed under the Apache License 2.0 (the "License").  You may not use

 * this file except in compliance with the License.  You can obtain a copy

 * in the file LICENSE in the source distribution or at

 * https://www.openssl.org/source/license.html

 */

#include <openssl/core_dispatch.h>

#include "crypto/types.h"

#include "prov/skeymgmt_lcl.h"

#include "internal/skey.h"

#include "prov/implementations.h"

static OSSL_FUNC_skeymgmt_import_fn aes_import;

static OSSL_FUNC_skeymgmt_export_fn aes_export;

static void *aes_import(void *provctx, int selection,

                        const OSSL_PARAM params[])

{

    PROV_SKEY *aes = generic_import(provctx, selection, params);

    if (aes == NULL)

        return NULL;

    if (aes->length != 16 && aes->length != 24 && aes->length != 32) {

        generic_free(aes);

        return NULL;

    }

    aes->type = SKEY_TYPE_AES;

    return aes;

}

static int aes_export(void *keydata, int selection,

                      OSSL_CALLBACK *param_callback, void *cbarg)

{

    PROV_SKEY *aes = keydata;

    if (aes->type != SKEY_TYPE_AES)

        return 0;

    return generic_export(keydata, selection, param_callback, cbarg);

}

const OSSL_DISPATCH ossl_aes_skeymgmt_functions[] = {

    { OSSL_FUNC_SKEYMGMT_FREE, (void (*)(void))generic_free },

    { OSSL_FUNC_SKEYMGMT_IMPORT, (void (*)(void))aes_import },

    { OSSL_FUNC_SKEYMGMT_EXPORT, (void (*)(void))aes_export },

    { OSSL_FUNC_SKEYMGMT_IMP_SETTABLE_PARAMS,

      (void (*)(void))generic_imp_settable_params },

    OSSL_DISPATCH_END

};