+ #define sprintf_s snprintf
+ #define strcpy_s(dst, size, src) strncpy(dst, src, size)
+ #define ZeroMemory(buf, size) memset(buf, 0, size)
+
+ #define BYTE unsigned char
+ #define DWORD unsigned int
+ #define max(a,b) (a>b?a:b)
+ #define min(a,b) (a<b?a:b)