GBK转UTF-8代码 char* GBKToUTF8(const char* strGBK)

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1. char* GBKToUTF8(const char* strGBK)
   
2. {
   
3.     int len=MultiByteToWideChar(CP_ACP, 0, (LPCTSTR)strGBK, -1, NULL,0);
   
4.     unsigned short * wszUtf8 = new unsigned short[len+1];
   
5.     memset(wszUtf8, 0, len * 2 + 2);
   
6.     MultiByteToWideChar(CP_ACP, 0, (LPCTSTR)strGBK, -1, (LPWSTR)wszUtf8, len);
   
7.     len = WideCharToMultiByte(CP_UTF8, 0, (LPCWSTR)wszUtf8, -1, NULL, 0, NULL, NULL);
   
8.     char *szUtf8=new char[len + 1];
   
9.     memset(szUtf8, 0, len + 1);
   
10.     WideCharToMultiByte (CP_UTF8, 0, (LPCWSTR)wszUtf8, -1, (LPSTR)szUtf8, len, NULL,NULL);
    
11.     return szUtf8;
    
12. }

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