convert.cpp

// convert.cpp : 定义控制台应用程序的入口点。
//

#include "stdafx.h"
#include <stdlib.h>
#include <string.h>

int _tmain(int argc, _TCHAR* argv[])
{
 FILE   *fp1;   //文件指针
 FILE   *fp2;   
 char buf[1024];//缓冲区 
 if(NULL == (fp1 = fopen("utf8.tab","r")))
 {
  exit(-1);
 }
 else
 {
  char *p1;
  unsigned short d1;
  unsigned long d2;
  char ch;

  if(NULL == (fp2 = fopen("txt.txt","w+")))
  {
   printf("打开文件失败\n");
   exit(-1);
  }

  while(1)
  {
   if(NULL == fgets(buf,sizeof(buf)-1,fp1)) 
    break;
   p1=buf;
   memcpy(&d1,buf,2);
   if(6 == strlen(p1))
   {
    memcpy(&d2,buf+2,3);
   }
   if(5 == strlen(p1))
   { 
    memcpy(&d2,buf+2,2); 
   }
   fwrite(&d1,2,1,fp2);
   fwrite(&d2,3,1,fp2);
  }
  fclose(fp2);
 }
 return 0;
}