Guid2String

 

 

#include "stdafx.h"
#include <guiddef.h>
#include <xstring>
#include <ObjBase.h>

void Guid2String(const GUID& guid, std::basic_string<TCHAR>& outputString)
{
    TCHAR buf[39];
    swprintf(buf, sizeof(buf)/sizeof(TCHAR), _T("{%08X-%04X-%04X-%02X%02X-%02X%02X%02X%02X%02X%02X}"),
        guid.Data1,
        guid.Data2,
        guid.Data3,
        guid.Data4[0],
        guid.Data4[1],
        guid.Data4[2],
        guid.Data4[3],
        guid.Data4[4],
        guid.Data4[5],
        guid.Data4[6],
        guid.Data4[7]);

    outputString = buf;
}

int _tmain(int argc, _TCHAR* argv[])
{
    GUID guid;
    HRESULT hr = CoCreateGuid(&guid);

    std::basic_string<TCHAR> guidString;
    Guid2String(guid, guidString);

    return 0;
}