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宏定义：结构体成员的偏移define OFFSET(type, member) ((size_t)(&((type *)0)->member))member对于(结构体类型)type起始的偏移，type一般为一个结构体类型#include <iostream>#include <stdio.h>using namespace std;typedef struct{ int a; int b; char c; char d;

C回调函数用法#include <stdio.h>typedef void (*func)();typedef struct{ int index; func f_hook;}T_HOOK;void func1(){ printf("I am func1, running...");}void func2(){ printf("I am func2, running...");}T_HOOK t_hook_func[] = {