编码问题

int TUnicodeToUtf8(LPCTSTR lpszSrc, char* szBuf, int nSize)



{



	int nByte = 0;



#ifdef _UNICODE



	nByte = WideCharToMultiByte(CP_UTF8, 0, lpszSrc, -1, NULL, 0, NULL, NULL);



	if (nByte > nSize)



		nByte = nSize;



	return WideCharToMultiByte(CP_UTF8, 0, lpszSrc, -1, szBuf, nByte, NULL, NULL);



#else



	//将ANSI字符串转成UNICODE



	int nChar = MultiByteToWideChar(CP_ACP, 0, lpszSrc, -1, NULL, 0);



	if (nChar==0)



		return 0;



	WCHAR* pwBuf = new WCHAR[nChar];



	MultiByteToWideChar(CP_ACP, 0, lpszSrc, -1, pwBuf, nChar);



	//将UNICODE转成UTF8



	nByte = WideCharToMultiByte(CP_UTF8, 0, pwBuf, -1, NULL, 0, NULL, NULL);



	if (nByte > nSize)



		nByte = nSize;



	int nResult = WideCharToMultiByte(CP_UTF8, 0, pwBuf, -1, szBuf, nByte, NULL, NULL);



	delete[] pwBuf;



	return nResult;



#endif



}