#ifndef CHAR_ENCODE_H__
#define CHAR_ENCODE_H__

#include "stm32f4xx.h"












uint8_t *uni2utf8 (const uint8_t *uni_in,uint8_t **utf8_out);


uint8_t *utf82uni (const uint8_t *uft8_in,uint8_t **uni_out);


uint8_t *gbk2uni (uint8_t *gbk_in,uint8_t **uni_out);


//Unicode编码转GBK编码
//高字节在前
uint8_t *uni2gbk (uint8_t *uni_in,uint8_t **gbk_out);



//Unicode转utf-8，
void uni2utf8_str (uint8_t *uni_in,uint8_t *utf8_out);

//UTF8转Unicode
void utf82uni_str (uint8_t *uft8_in,uint8_t *uni_out);

//GBK转Unicode
void gbk2uni_str (uint8_t *gbk_in,uint8_t *uni_out);

//Unicode编码转GBK编码
//高字节在前
void uni2gbk_str (uint8_t *uni_in,uint8_t *gbk_out);

//GBK转UTF8
void gbk2utf8_str (uint8_t *gbk_in,uint8_t *utf8_out);

//UTF8转GBK
void utf82gbk_str (uint8_t *utf8_in,uint8_t *gbk_out);


//汉字编码转化测试
//返回值
//0，测试成功，非0失败
int char_encode_test (char *str_input);




#endif