[Casimiro Noteví]

También puedes traducir esto

LPSTR HumanizeBytes(DWORD dwBytes)
{
    LPSTR szTemp = new CHAR[32];
    LPSTR szType[] = { "B","Kb","Mb","Gb","Tb","Pb","Eb","Zb","Yb" };
    int i = 0;
    float fBytes = (float)dwBytes;
    while(fBytes >= 1024){ fBytes /= 1024; i++; }
    wsprintf(szTemp, "%d%s", (int)fBytes, szType[i]);
    return szTemp;
}