file_util.h

能够在单片机等小型处理器上使用的fat16文件系统

//-----------------------------------------------------------------------------
// Header File Preprocessor Directive
//-----------------------------------------------------------------------------

#ifndef _UTIL_H_
#define _UTIL_H_

#include "file_header.h"

//-----------------------------------------------------------------------------
// Function Prototypes
//-----------------------------------------------------------------------------

extern DWORD htonl(DWORD d);
extern unsigned htons(unsigned w);
#define ntohs htons
#define ntohl htonl

//-----------------------------------------------------------------------------
// Variable Prototype
//-----------------------------------------------------------------------------

char* Str_Token(char* str);

//-----------------------------------------------------------------------------
// Macros Prototypes
//-----------------------------------------------------------------------------

#define min(a,b) (((a)<(b))?(a):(b))
#define max(a,b) (((a)>(b))?(a):(b))

#define msb(x) (((x)>>8)&0x000000FFul)
#define lsb(x) ((x)&0x000000FFul)

#endif