72 lines
2.3 KiB
C
72 lines
2.3 KiB
C
//
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// Created by Hydro on 2026/4/21.
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//
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#ifndef QF_FSM_FSM_H
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#define QF_FSM_FSM_H
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#include <stdbool.h>
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#include <stdint.h>
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#define EVENT_QUEUE_LEN 16
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#define EVENT_QUEUE_HANDLE_MAX_SIZE 32
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typedef enum
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{
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FSM_OK,
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FSM_FAIL
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} fsm_result_e;
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typedef struct qf_fsm_event fsm_event_t;
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typedef struct qf_fsm fsm_handle_t;
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typedef struct qf_fsm_transition fsm_transition_t;
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typedef fsm_result_e (*fsm_cb)(void *userdata);
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typedef fsm_result_e (*fsm_event_queue_init)(void *queue_handle,
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void *data_ptr,
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size_t size);
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typedef fsm_result_e (*fsm_event_queue_get)(void *handle_ptr,
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fsm_event_t *event);
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typedef fsm_result_e (*fsm_event_queue_put)(void *handle_ptr,
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fsm_event_t *event);
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typedef struct qf_fsm_state
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{
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uint16_t state;
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fsm_cb on_exit;
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fsm_cb on_event;
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fsm_cb on_entry;
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void *user_data;
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} fsm_state_t;
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struct qf_fsm_transition
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{
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uint16_t state;
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uint16_t event;
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uint16_t next_state;
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fsm_cb on_action;
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};
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struct qf_fsm_event
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{
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uint16_t event;
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void *user_data;
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};
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struct qf_fsm
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{
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uint16_t current_state;
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uint16_t num_states;
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char *name;
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fsm_state_t *p_state_list;
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uint32_t num_trans;
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fsm_transition_t *p_trans_list;
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uint8_t event_queue_handle[EVENT_QUEUE_HANDLE_MAX_SIZE];
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fsm_event_t event_queue[EVENT_QUEUE_LEN];
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bool custom_queue;
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fsm_event_queue_init event_queue_init;
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fsm_event_queue_put event_queue_put;
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fsm_event_queue_get event_queue_get;
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};
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fsm_result_e fsm_init(fsm_handle_t *handle_ptr);
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fsm_result_e fsm_init_with_queue(fsm_handle_t *handle_ptr,
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fsm_event_queue_init event_queue_init,
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fsm_event_queue_put event_queue_put,
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fsm_event_queue_get event_queue_get);
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fsm_result_e fsm_event_put(fsm_handle_t *handle_ptr, fsm_event_t *event);
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fsm_result_e fsm_process_queue(fsm_handle_t *handle_ptr);
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fsm_result_e fsm_dispatch(fsm_handle_t *handle_ptr, fsm_event_t *event);
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uint16_t fsm_get_state(fsm_handle_t *h);
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#endif // QF_FSM_FSM_H
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