utf8转unicode

#include <stdio.h>

#include <stdlib.h>

#include <string.h>

#include <stdbool.h>

#include <iconv.h>

#include <ctype.h>

#define BYTE unsigned char

/*

// C prototype : void StrToHex(BYTE *pbDest, BYTE *pbSrc, int nLen)

// parameter(s): [OUT] pbDest - 输出缓冲区

//    [IN] pbSrc - 字符串

//    [IN] nLen - 16进制数的字节数(字符串的长度/2)

// return value:

// remarks : 将字符串转化为16进制数

*/

void StrToHex(BYTE *pbDest, BYTE *pbSrc, int nLen)

{

char h1,h2;

BYTE s1,s2;

int i;

for (i=; i<nLen; i++)

{

h1 = pbSrc[*i];

h2 = pbSrc[*i+];

s1 = toupper(h1) - 0x30;

if (s1 > )

s1 -= ;

s2 = toupper(h2) - 0x30;

if (s2 > )

s2 -= ;

pbDest[i] = s1* + s2;

}

}

/*

// C prototype : void HexToStr(BYTE *pbDest, BYTE *pbSrc, int nLen)

// parameter(s): [OUT] pbDest - 存放目标字符串

//    [IN] pbSrc - 输入16进制数的起始地址

//    [IN] nLen - 16进制数的字节数

// return value:

// remarks : 将16进制数转化为字符串

*/

void HexToStr(BYTE *pbDest, BYTE *pbSrc, int nLen)

{

char    ddl,ddh;

int i;

for (i=; i<nLen; i++)

{

ddh =  + pbSrc[i] / ;

ddl =  + pbSrc[i] % ;

if (ddh > ) ddh = ddh + ;

if (ddl > ) ddl = ddl + ;

pbDest[i*] = ddh;

pbDest[i*+] = ddl;

}

pbDest[nLen*] = '\0';

}

int RS232_SendBuf(int comport_number,unsigned char *data_buf,int size)

{

    char str[] = "";

    HexToStr(str, data_buf, size);

    printf("str == %s\n", str);

    return ;

}

int  RS232_SxtBuf(int comport_number,int cardID,unsigned char cmd,unsigned char cmd_Sxt,unsigned char *buf,int size)

{

    //unsigned char data_buf[size+8];

    int i;

    int satae = -;

    unsigned char data_buf[];

    switch(cmd)

    {

        case 0x50:

        //    data_buf = (unsigned char*)malloc((size+7)*sizeof(unsigned char));

            data_buf[] = 0XA0;

            data_buf[] = 0X90|((cardID>>)&0x0F);

            data_buf[] =(unsigned char)(cardID&0x00ff);

            data_buf[] = 0x50;

          data_buf[] = size/;

          data_buf[] = size%;

          if(size != )

            {

                for(i = ;i<size;i++)

                {

                    data_buf[+i] = buf[i];

                }

            }

            else

            {

                data_buf[] = ;

            }

            data_buf[size+] = data_buf[];

            for( i = ;i<size+;i++)

                {

                    data_buf[size+] = data_buf[i]^data_buf[size+];

                }

            satae= RS232_SendBuf(comport_number,data_buf,size+);

            break;

        case 0xA5:

    //        data_buf = (unsigned char*)malloc((size+8)*sizeof(unsigned char));

            data_buf[] = 0XA0;

            data_buf[] = 0X90|((cardID>>)&0x0F);

            data_buf[] =(unsigned char)(cardID&0x00ff);

            data_buf[] = 0xA5;

          data_buf[] = size/;

          data_buf[] = size%;

            if(size != )

            {

                for( i = ;i<size;i++)

                {

                    data_buf[+i] = buf[i];

                }

            }

            else

            {

                data_buf[] = ;

            }

            data_buf[size+] = data_buf[];

            for( i = ;i<size+;i++)

                {

                    data_buf[size+] = data_buf[i]^data_buf[size+];

                }

            satae= RS232_SendBuf(comport_number,data_buf,size+);

     break;

        case 0x58:

    //        data_buf = (unsigned char*)malloc((size+8)*sizeof(unsigned char));

            data_buf[] = 0XA0;

            data_buf[] = 0X90|((cardID>>)&0x0F);

            data_buf[] =(unsigned char)(cardID&0x00ff);

            data_buf[] = 0x58;

          if(size == )

            {

                data_buf[] = ;

                data_buf[] = ;

                data_buf[] = data_buf[]^data_buf[]^data_buf[]^data_buf[];

                satae = RS232_SendBuf(comport_number,data_buf,);

            }

            else

            {

                data_buf[] = ;

                data_buf[] = ;

                data_buf[] = 0xFF;

                data_buf[] = data_buf[]^data_buf[]^data_buf[]^data_buf[]^data_buf[];

                satae = RS232_SendBuf(comport_number,data_buf,);

            }

            break;

        case 0x48:

                data_buf[] = 0XA0;

                data_buf[] = 0X90|((cardID>>)&0x0F);

                data_buf[] =(unsigned char)(cardID&0x00ff);

                data_buf[] = 0x48;

            data_buf[] = ;

                data_buf[] = ;

                data_buf[] = cmd_Sxt;

                data_buf[] = data_buf[]^data_buf[]^data_buf[]^data_buf[]^data_buf[];

                satae = RS232_SendBuf(comport_number,data_buf,);

            break;

        case 0x49:

        //    data_buf = (unsigned char*)malloc((size+9)*sizeof(unsigned char));

            data_buf[] = 0XA0;

            data_buf[] = 0X90|((cardID>>)&0x0F);

            data_buf[] =(unsigned char)(cardID&0x00ff);

            data_buf[] = 0x49;

          data_buf[] = (size+)/;

          data_buf[] = (size+)%;

            if(size != )

            {

                data_buf[] = cmd_Sxt;

                for(i = ;i<size;i++)

                {

                    data_buf[+i] = buf[i];

                }

            }

            else

            {

                data_buf[] = ;

            }

            data_buf[size+] = data_buf[];

            for(i = ;i<size+;i++)

                {

                    data_buf[size+] = data_buf[i]^data_buf[size+];

                }

            satae = RS232_SendBuf(comport_number,data_buf,size+);

            break;

        case 0x44:

    //        data_buf = (unsigned char*)malloc((size+8)*sizeof(unsigned char));

            data_buf[] = 0XA0;

            data_buf[] = 0X90|((cardID>>)&0x0F);

            data_buf[] =(unsigned char)(cardID&0x00ff);

            data_buf[] = 0x44;

          data_buf[] = size/;

          data_buf[] = size%;

          if(size != )

            {

                for(int i = ;i<size;i++)

                {

                    data_buf[+i] = buf[i];

                }

            }

            else

            {

                data_buf[] = ;

            }

            data_buf[size+] = data_buf[];

            for( i = ;i<size+;i++)

                {

                    data_buf[size+] = data_buf[i]^data_buf[size+];

                }

            satae = RS232_SendBuf(comport_number,data_buf,size+);

         break;

        case 0x51:

    //        data_buf = (unsigned char*)malloc((size+8)*sizeof(unsigned char));

            data_buf[] = 0XA0;

            data_buf[] = 0X90|((cardID>>)&0x0F);

            data_buf[] =(unsigned char)(cardID&0x00ff);

            data_buf[] = 0x51;

          data_buf[] = size/;

          data_buf[] = size%;

          if(size != )

            {

                for( i = ;i<size;i++)

                {

                    data_buf[+i] = buf[i];

                }

            }

            else

            {

                data_buf[] = ;

            }

            data_buf[size+] = data_buf[];

            for( i = ;i<size+;i++)

                {

                    data_buf[size+] = data_buf[i]^data_buf[size+];

                }

            satae = RS232_SendBuf(comport_number,data_buf,size+);

          break;

        case 0x52:

    //        data_buf = (unsigned char*)malloc((size+8)*sizeof(unsigned char));

            data_buf[] = 0XA0;

            data_buf[] = 0X90|((cardID>>)&0x0F);

            data_buf[] =(unsigned char)(cardID&0x00ff);

            data_buf[] = 0x52;

          data_buf[] = size/;

          data_buf[] = size%;

          if(size != )

            {

                for( i = ;i<size;i++)

                {

                    data_buf[+i] = buf[i];

                }

            }

            else

            {

                data_buf[] = ;

            }

            data_buf[size+] = data_buf[];

            for( i = ;i<size+;i++)

                {

                    data_buf[size+] = data_buf[i]^data_buf[size+];

                }

            satae = RS232_SendBuf(comport_number,data_buf,size+);

            break;

        default :

            break;

    }

    //HAL_Delay(5);

//    free(data_buf);

    return satae;

}

bool unicode_to_utf8 (char *inbuf, size_t *inlen, char *outbuf, size_t *outlen)

{

  /* 目的编码, TRANSLIT：遇到无法转换的字符就找相近字符替换

   *           IGNORE ：遇到无法转换字符跳过*/

  char *encTo = "UTF-8//IGNORE";

/* 源编码 */

  char *encFrom = "UNICODE";

  /* 获得转换句柄

   *@param encTo 目标编码方式

   *@param encFrom 源编码方式

   *

   * */

  iconv_t cd = iconv_open (encTo, encFrom);

  if (cd == (iconv_t)-)

  {

     perror ("iconv_open");

  }

  /* 需要转换的字符串 */

  printf("inbuf=%s\n", inbuf);

  /* 打印需要转换的字符串的长度 */

  printf("inlen=%d\n", *inlen);

  /* 由于iconv()函数会修改指针，所以要保存源指针 */

  char *tmpin = inbuf;

  char *tmpout = outbuf;

  size_t insize = *inlen;

  size_t outsize = *outlen;

  /* 进行转换

   *@param cd iconv_open()产生的句柄

   *@param srcstart 需要转换的字符串

   *@param inlen 存放还有多少字符没有转换

   *@param tempoutbuf 存放转换后的字符串

   *@param outlen 存放转换后,tempoutbuf剩余的空间

   *

   * */

  size_t ret = iconv (cd, &tmpin, inlen, &tmpout, outlen);

  if (ret == -)

  {

     perror ("iconv");

  }

  /* 存放转换后的字符串 */

  printf("outbuf=%s\n", outbuf);

  //存放转换后outbuf剩余的空间

  printf("outlen=%d\n", *outlen);

  int i = ;

  for (i=; i<(outsize- (*outlen)); i++)

  {

     //printf("%2c", outbuf[i]);

     printf("%x\n", outbuf[i]);

  }

  /* 关闭句柄 */

  iconv_close (cd);

  return ;

}

bool utf8_to_unicode(char *inbuf, size_t *inlen, char *outbuf, size_t *outlen)

{

  /* 目的编码, TRANSLIT：遇到无法转换的字符就找相近字符替换

   *           IGNORE ：遇到无法转换字符跳过*/

  char *encTo = "UNICODE//IGNORE";

  /* 源编码 */

  char *encFrom = "UTF-8";

  /* 获得转换句柄

   *@param encTo 目标编码方式

   *@param encFrom 源编码方式

   *

   * */

  iconv_t cd = iconv_open (encTo, encFrom);

  if (cd == (iconv_t)-)

  {

      perror ("iconv_open");

  }

  /* 需要转换的字符串 */

  printf("inbuf=%s\n", inbuf);

  /* 打印需要转换的字符串的长度 */

  printf("inlen=%d\n", *inlen);

  /* 由于iconv()函数会修改指针，所以要保存源指针 */

  char *tmpin = inbuf;

  char *tmpout = outbuf;

  size_t insize = *inlen;

  size_t outsize = *outlen;

  /* 进行转换

   *@param cd iconv_open()产生的句柄

   *@param srcstart 需要转换的字符串

   *@param inlen 存放还有多少字符没有转换

   *@param tempoutbuf 存放转换后的字符串

   *@param outlen 存放转换后,tempoutbuf剩余的空间

   *

   * */

  size_t ret = iconv(cd, &tmpin, inlen, &tmpout, outlen);

  if (ret == -)

  {

     perror ("iconv");

  }

  /* 存放转换后的字符串 */

  printf("outbuf=%s\n", outbuf);

  //存放转换后outbuf剩余的空间

  printf("outlen=%d\n", *outlen);

  int i = ;

  for (i=; i<(outsize- (*outlen)); i++)

  {

     //printf("%2c", outbuf[i]);

     printf("%x\n", outbuf[i]);

  }

  /* 关闭句柄 */

  iconv_close (cd);

  return ;

}

int main()

{

    char *unicode_buf = NULL;

    size_t num = ;

      /* 需要转换的字符串 */

  //char inbuf[1024] = "张忠旺";

  char *text = "张忠旺";    

  char inbuf[] = {};

  strcpy(inbuf, text);

  size_t inlen = strlen(inbuf);

  /* 存放转换后的字符串 */

  char outbuf[] = {};

  size_t outlen = ;

  utf8_to_unicode(inbuf, &inlen, outbuf, &outlen);

    printf("out_len = %d\n", outlen );

    RS232_SxtBuf(, , 0x50, , outbuf + ,  - outlen - );

    return ;

}

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