VC字符集转换

来源：互联网发布：淘宝客吸粉软文编辑：程序博客网时间：2024/04/29 22:21

 //Unicode转Utf8//////////////////////////////////////////////////////////////////////////////////////////char* UnicodeToUtf8(const WCHAR *pUnicode)   {   int   nByte  = WideCharToMultiByte(CP_UTF8, 0, pUnicode, -1, 0, 0, 0, 0);  char* pUtf8  = new char[nByte + 1];          if( NULL == pUtf8 )   {   return NULL;   }   nByte = WideCharToMultiByte(CP_UTF8, 0, pUnicode, -1, pUtf8, nByte, 0, 0);   if( 0 == nByte )   {   delete [] pUtf8;pUtf8 = NULL;   }   return pUtf8;   }

//Utf8转Unicode//////////////////////////////////////////////////////////////////////////////////////////WCHAR *Utf8ToUnicode(const char *pUtf8){int     nByte(0);WCHAR  *pUnicode(NULL);nByte    = MultiByteToWideChar(CP_UTF8, 0, pUtf8, -1, NULL, 0);pUnicode = new WCHAR[nByte + 1];if( NULL == pUnicode ){return NULL;}nByte = MultiByteToWideChar(CP_UTF8, 0, pUtf8, -1, pUnicode, nByte);if( 0 == nByte ){delete [] pUnicode;pUnicode = NULL;}return pUnicode;}

 //Unicode转Mbcs//////////////////////////////////////////////////////////////////////////////////////////char *UnicodeToMbcs(const WCHAR *pUnicode){int    nByte(0);char  *pMbcs(NULL);int    nCodePage = AreFileApisANSI() ? CP_ACP : CP_OEMCP;nByte    = WideCharToMultiByte(nCodePage, 0, pUnicode, -1, 0, 0, 0, 0);pMbcs    = new char[nByte + 1];if( NULL == pMbcs ){return NULL;}nByte = WideCharToMultiByte(nCodePage, 0, pUnicode, -1, pMbcs, nByte,0, 0);if( 0 == nByte ){delete [] pMbcs;pMbcs = NULL;}return pMbcs;}

 //Mbcs转Unicode//////////////////////////////////////////////////////////////////////////////////////////WCHAR *MbcsToUnicode(const char *pMbcs)   {   int    nByte(0);   WCHAR *pUnicode(NULL);   int    nCodePage = AreFileApisANSI() ? CP_ACP : CP_OEMCP;   nByte    = MultiByteToWideChar(nCodePage, 0, pMbcs, -1, NULL,0);  pUnicode = new WCHAR[nByte + 1];if( NULL == pUnicode )   {   return NULL;   }   nByte = MultiByteToWideChar(nCodePage, 0, pMbcs, -1, pUnicode, nByte);   if( 0 == nByte )   {   delete [] pUnicode;pUnicode = NULL;   }   return pUnicode;   }

 //Utf8转Mbcs//////////////////////////////////////////////////////////////////////////////////////////char *Utf8ToMbcs(const char *pUtf8){char  *pMbcs(NULL);WCHAR *pUnicode(NULL);pUnicode = Utf8ToUnicode(pUtf8);if( NULL == pUnicode ){return NULL;}pMbcs = UnicodeToMbcs(pUnicode);delete [] pUnicode;return pMbcs;}

 //Mbcs转Utf8//////////////////////////////////////////////////////////////////////////////////////////char *MbcsToUtf8(const char *pMbcs){char  *pUtf8(NULL);WCHAR *pUnicode(NULL);pUnicode = MbcsToUnicode(pMbcs);if( NULL == pUnicode ){return NULL;}pUtf8  = UnicodeToUtf8(pUnicode);delete [] pUnicode;return pUtf8;}

0 0