/**
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* @file Ems_object.h
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* @author your name (you@domain.com)
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* @brief
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* @version 0.1
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* @date 2023-04-05
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*
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* @copyright Copyright (c) 2023
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*
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*/
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#ifndef Ems_OBJECT_H
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#define Ems_OBJECT_H
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/* includes ----------------------------------------------------------------- */
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#include <stdbool.h>
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#include <stdint.h>
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#include "Ems_def.h"
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#ifdef __cplusplus
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extern "C" {
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#endif
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/* public define ------------------------------------------------------------ */
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enum ems_obect_type
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{
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EMS_OBJ_PIN = 0,
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EMS_OBJ_PWM,
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EMS_OBJ_ADC,
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EMS_OBJ_DAC,
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EMS_OBJ_UART,
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EMS_OBJ_SPI,
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EMS_OBJ_I2C,
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EMS_OBJ_CAN,
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EMS_OBJ_MAX
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};
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/* public typedef ----------------------------------------------------------- */
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typedef struct ems_obj_attr
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{
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void *user_data;
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uint8_t type;
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bool standlone;
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} ems_obj_attr_t;
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typedef struct ems_object
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{
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struct ems_object *next;
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const char *name;
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const struct ems_ops *ops;
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uint16_t count_open;
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ems_obj_attr_t attr;
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} ems_object_t;
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typedef struct ems_ops
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{
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ems_err_t (* open)(ems_object_t * const me);
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ems_err_t (* close)(ems_object_t * const me);
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int32_t (* read)(ems_object_t * const me, void *buffer, uint32_t size);
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int32_t (* write)(ems_object_t * const me, const void *buffer, uint32_t size);
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} ems_ops_t;
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/* For io-level driver. */
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void ems_register(ems_object_t * const me, const char *name,
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const ems_ops_t *ops,
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ems_obj_attr_t *attr);
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/* For high-level code. */
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ems_object_t *ems_find(const char *name);
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ems_err_t ems_open(ems_object_t * const me);
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ems_err_t ems_close(ems_object_t * const me);
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int32_t ems_read(ems_object_t * const me, void *buffer, uint32_t size);
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int32_t ems_write(ems_object_t * const me, const void *buffer, uint32_t size);
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#ifdef __cplusplus
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}
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#endif
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#endif /* EMS_OBJECT_H */
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