Linux 环境c++ 编码转换

 #include <iconv.h>
 
 //代码转换:从一种编码转为另一种编码 
 
 static int CodeConvert(char *from_charset,char *to_charset,char *inbuf,long inlen,char *outbuf,long outlen)
 
 { 
 
 iconv_t cd;    
 
 int rc;    
 
 //char **pin   =   &inbuf;    
 
 char *pin   =   inbuf;    
 
 //char **pout   =   &outbuf;    
 
 char *pout   =   outbuf;    
 
 cd = iconv_open(to_charset,from_charset);    
 
 if (cd==)   
 
     return -;    
 
 memset(outbuf,,outlen);    
 
 printf("^^^^^^^^^^^^^^^^^^^^\n\n\n");
 
 if (iconv(cd, (char **)&pin, (size_t*)&inlen, &pout, (size_t*)&outlen)==-)   
 
     return -; 
 
 printf("######################\n\n\n");
 
 iconv_close(cd);    
 
 return ; 
 
 } 
 
 //UNICODE码转为GB2312码 
 
 static int u2g(char *inbuf,int inlen,char *outbuf,int outlen) 
 
 { 
 
     return CodeConvert( "utf-8", "gb18030",inbuf,inlen,outbuf,outlen); 
 
 } 
 
 //GB2312码转为UNICODE码 
 
 static int g2u(char *inbuf,size_t inlen,char *outbuf,size_t outlen) 
 
 { 
 
 return CodeConvert( "gb18030", "utf-8",inbuf,inlen,outbuf,outlen); 
 
 }