emul_bbram.h

Go to the documentation of this file.

/*
 * Copyright 2024 Google LLC
 * SPDX-License-Identifier: Apache-2.0
 */
 
#ifndef INCLUDE_ZEPHYR_DRIVERS_EMUL_BBRAM_H_
#define INCLUDE_ZEPHYR_DRIVERS_EMUL_BBRAM_H_
 
#include <zephyr/drivers/emul.h>
 
#include <stdint.h>
 
__subsystem struct emul_bbram_driver_api {
        int (*set_data)(const struct emul *target, size_t offset, size_t count,
                        const uint8_t *data);
        int (*get_data)(const struct emul *target, size_t offset, size_t count, uint8_t *data);
};
 
static inline int emul_bbram_backend_set_data(const struct emul *target, size_t offset,
                                              size_t count, const uint8_t *data)
{
        if (target == NULL || target->backend_api == NULL) {
                return -ENOTSUP;
        }
 
        struct emul_bbram_driver_api *api = (struct emul_bbram_driver_api *)target->backend_api;
 
        if (api->set_data == NULL) {
                return -ENOTSUP;
        }
 
        return api->set_data(target, offset, count, data);
}
 
static inline int emul_bbram_backend_get_data(const struct emul *target, size_t offset,
                                              size_t count, uint8_t *data)
{
        if (target == NULL || target->backend_api == NULL) {
                return -ENOTSUP;
        }
 
        struct emul_bbram_driver_api *api = (struct emul_bbram_driver_api *)target->backend_api;
 
        if (api->get_data == NULL) {
                return -ENOTSUP;
        }
 
        return api->get_data(target, offset, count, data);
}
 
#endif /* INCLUDE_ZEPHYR_DRIVERS_EMUL_BBRAM_H_ */