lv_ll.h

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#ifndef LV_LL_H
#define LV_LL_H
 
#ifdef __cplusplus
extern "C" {
#endif
 
/*********************
 *      INCLUDES
 *********************/
#include <stdint.h>
#include <stddef.h>
#include <stdbool.h>
 
/*********************
 *      DEFINES
 *********************/
 
/**********************
 *      TYPEDEFS
 **********************/
 
typedef uint8_t lv_ll_node_t;
 
typedef struct {
    uint32_t n_size;
    lv_ll_node_t * head;
    lv_ll_node_t * tail;
} lv_ll_t;
 
/**********************
 * GLOBAL PROTOTYPES
 **********************/
 
void _lv_ll_init(lv_ll_t * ll_p, uint32_t node_size);
 
void * _lv_ll_ins_head(lv_ll_t * ll_p);
 
void * _lv_ll_ins_prev(lv_ll_t * ll_p, void * n_act);
 
void * _lv_ll_ins_tail(lv_ll_t * ll_p);
 
void _lv_ll_remove(lv_ll_t * ll_p, void * node_p);
 
void _lv_ll_clear(lv_ll_t * ll_p);
 
void _lv_ll_chg_list(lv_ll_t * ll_ori_p, lv_ll_t * ll_new_p, void * node, bool head);
 
void * _lv_ll_get_head(const lv_ll_t * ll_p);
 
void * _lv_ll_get_tail(const lv_ll_t * ll_p);
 
void * _lv_ll_get_next(const lv_ll_t * ll_p, const void * n_act);
 
void * _lv_ll_get_prev(const lv_ll_t * ll_p, const void * n_act);
 
uint32_t _lv_ll_get_len(const lv_ll_t * ll_p);
 
void _lv_ll_move_before(lv_ll_t * ll_p, void * n_act, void * n_after);
 
bool _lv_ll_is_empty(lv_ll_t * ll_p);
 
/**********************
 *      MACROS
 **********************/
 
#define _LV_LL_READ(list, i) for(i = _lv_ll_get_head(list); i != NULL; i = _lv_ll_get_next(list, i))
 
#define _LV_LL_READ_BACK(list, i) for(i = _lv_ll_get_tail(list); i != NULL; i = _lv_ll_get_prev(list, i))
 
#ifdef __cplusplus
} /*extern "C"*/
#endif
 
#endif