#if !defined(__DATAPROCESS_H__)
#define __DATAPROCESS_H__

int FindBook(ListNode* pList, char* pID);

int GetListCount(ListNode* pHead);

ListNode* GetAllBooks(ListNode* pHead);

void SaveAllBooks(ListNode* pHead);

void GetCurDate(time_t time, char* pCh); 

time_t TimeAddDays(time_t time, int nDays);

ListNode* GetAllBorrow(ListNode* pHead);

void GetBookName(ListNode* pLst, char* pID, char* pRet);

int GetDays2Now(char* chSrc);

#endif