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// A doubly linked list #if !defined(_TD_DLIST_H_) #define _TD_DLIST_H_ #include <stdint.h> typedef struct { SListNode *prev; SListNode *next; void * data; } SListNode; // Doubly linked list typedef struct { SListNode *head; SListNode *tail; int32_t length; } SDList; // ----- Set operation #define TD_GET_DLIST_LENGTH(pDList) (((SDList *)pDList)->length) #define TD_GET_DLIST_HEAD(pDList) (((SDList *)pDList)->head) #define TD_GET_DLIST_TAIL(pDList) (((SDList *)pDList)->tail) #define TD_GET_DLIST_NEXT_NODE(pDNode) (((SListNode *)pDNode)->next) #define TD_GET_DLIST_PREV_NODE(pDNode) (((SListNode *)pDNode)->prev) #define TD_GET_DLIST_NODE_DATA(pDNode) (((SListNode *)pDNode)->data) #endif // _TD_DLIST_H_