#include "mpu_driver.h" typedef struct mpu_s { } mpu_t; esp_err_t mpu_init(mpu_config_t *config, mpu_t **hndl_out) { mpu_t *hndl = malloc(sizeof(mpu_t)); if (!hndl) return ESP_ERR_NO_MEM; *hndl_out = hndl; return ESP_OK; } esp_err_t mpu_free(mpu_t *hndl) { free(hndl); return ESP_OK; }