学步园

BOOL IsUserAdmin()
{
    BOOL                     bIsAdmin              = FALSE;
    SID_IDENTIFIER_AUTHORITY NtAuthority           = SECURITY_NT_AUTHORITY;
    PSID                     AdministratorsGroup; 

    bIsAdmin = AllocateAndInitializeSid(
           &NtAuthority,
           2,
           SECURITY_BUILTIN_DOMAIN_RID,
           DOMAIN_ALIAS_RID_ADMINS,
           0, 
           0, 
           0, 
           0, 
           0, 
           0,
           &AdministratorsGroup
           ); 

    if(bIsAdmin) 
    {
        if (!CheckTokenMembership( NULL, AdministratorsGroup, &bIsAdmin)) 
        {
            bIsAdmin = FALSE;
        } 
        FreeSid(AdministratorsGroup); 
    }

    return(bIsAdmin);
}