使用_stscanf和_sntprintf進行GUID和字串互相轉換

#include <stdio.h></p><p>BOOL LPCTSR2GUID(LPCTSTR szGUID, GUID &Guid)<br />{<br /> memset(&Guid, 0, sizeof(Guid));<br /> int nRet =<br /> _stscanf(szGUID,<br /> _T("%08x-%04x-%04x-%02x%02x-%02x%02x%02x%02x%02x%02x"),<br /> &Guid.Data1,<br /> &Guid.Data2,<br /> &Guid.Data3,<br /> &Guid.Data4[0], &Guid.Data4[1],<br /> &Guid.Data4[2], &Guid.Data4[3], &Guid.Data4[4], &Guid.Data4[5], &Guid.Data4[6], &Guid.Data4[7]<br /> );<br /> return (nRet == 11)? TRUE : FALSE;<br />}</p><p>LPCTSTR GUID2LPCTS(GUID Guid)<br />{<br /> static TCHAR szBuf[65] = {0};<br /> _sntprintf(szBuf, 64, _T("%08X-%04X-%04X-%02X%02X-%02X%02X%02X%02X%02X%02X"),<br /> Guid.Data1,<br /> Guid.Data2,<br /> Guid.Data3,<br /> Guid.Data4[0], Guid.Data4[1],<br /> Guid.Data4[2], Guid.Data4[3], Guid.Data4[4], Guid.Data4[5], Guid.Data4[6], Guid.Data4[7]<br /> );<br /> return szBuf;<br />}

 

//測試代碼

LPCTSTR szGUID = _T("E6F62D77-F3AF-42AA-8C04-C8F7F0FAC85E");</p><p> GUID tmpGuid = {0};<br /> LPCTSR2GUID(szGUID , tmpGuid);<br /> TRACE( _T("%s"), GUID2LPCTS(tmpGuid));