private void WalkMachineGroups()
{
IntPtr enumbuffer = IntPtr.Zero;
uint entriesread = 0;
uint totalentries = 0;
uint rc = NetApi32.NetLocalGroupEnum(null, 0, ref enumbuffer, 0xFFFFFFFF, out entriesread, out totalentries, IntPtr.Zero);
this.Success = (rc == 0);
if (this.Success)
{
for (int cnt = 0; cnt < totalentries; cnt++)
{
LOCALGROUP_INFO_0 ginfo = (LOCALGROUP_INFO_0)Marshal.PtrToStructure(enumbuffer, typeof(LOCALGROUP_INFO_0));
HandleLocalGroup(ginfo);
try
{ enumbuffer = (IntPtr)((Int64)enumbuffer + Marshal.SizeOf(typeof(LOCALGROUP_INFO_0))); }
catch (Exception)
{ break; }
}
NetApi32.NetApiBufferFree(enumbuffer);
}
}
public static DCInfo DsGetDCName(string domainDNS, string siteName, NetApi32.DS_FLAGS flags)
{
DCInfo ret = new DCInfo()
{
Success = false
};
int iret = -1;
IntPtr ipinfo = IntPtr.Zero;
NetApi32.DOMAIN_CONTROLLER_INFO stcinfo = default(NetApi32.DOMAIN_CONTROLLER_INFO);
if (domainDNS == null)
{
domainDNS = String.Empty;
}
try
{ iret = NetApi32.DsGetDcName(null, domainDNS, new Guid(), siteName, flags, ref ipinfo); }
catch (Win32Exception Win32Ex)
{ ret.ErrorString = Win32Ex.ErrorCode + " (Win32: " + Win32Ex.Message + ")"; }
catch (Exception ex)
{ ret.ErrorString = ex.Message; }
if (iret == 0)
{
ret.Success = true;
stcinfo = (NetApi32.DOMAIN_CONTROLLER_INFO)Marshal.PtrToStructure(ipinfo, typeof(NetApi32.DOMAIN_CONTROLLER_INFO));
NetApi32.NetApiBufferFree(ipinfo);
ReturnDCINFO(stcinfo, ref ret);
}
else
{
HandleError(iret, ref ret, domainDNS, siteName, flags.ToString());
}
return(ret);
}
private void HandleLocalGroup(LOCALGROUP_INFO_0 ginfo)
{
IntPtr enumbuffer = IntPtr.Zero;
uint entriesread = 0;
uint totalentries = 0;
string sid = GetAccountSid(ginfo.lgrpi0_name);
GroupInfo group = new GroupInfo(sid, ginfo.lgrpi0_name);
uint rc = NetApi32.NetLocalGroupGetMembers(null, group.NTName, 1, ref enumbuffer, 0xFFFFFFFF, out entriesread, out totalentries, IntPtr.Zero);
this.Success = (rc == 0);
if (this.Success)
{
for (int cnt = 0; cnt < totalentries; cnt++)
{
LOCALGROUP_MEMBERS_INFO_1 member = (LOCALGROUP_MEMBERS_INFO_1)Marshal.PtrToStructure(enumbuffer, typeof(LOCALGROUP_MEMBERS_INFO_1));
string msid = GetAccountSid(member.lgrmi1_sid);
SidInfo sinfo = new SidInfo(msid, member.lgrmi1_name, member.lgrmi1_sidusage);
group.Members.Add(sinfo);
group.SidList.Add(msid);
try
{ enumbuffer = (IntPtr)((Int64)enumbuffer + Marshal.SizeOf(typeof(LOCALGROUP_MEMBERS_INFO_1))); }
catch (Exception)
{ break; }
}
this.Groups.AddSafe(group);
NetApi32.NetApiBufferFree(enumbuffer);
}
}
public static List <DomainControllerHelper> DnsGetDCs(string domainDNS, string siteName, string forestName, NetApi32.DS_OPEN_FLAGS flags, NetApi32.DS_OPTION_FLAGS siteOptions, bool doUdpPing = false)
{
List <DomainControllerHelper> ret = new List <DomainControllerHelper> {
};
DomainControllerHelper errdc = new DomainControllerHelper()
{
Success = false
};
int iret = -1;
IntPtr iphandle = IntPtr.Zero;
try
{
if (domainDNS == null)
{
domainDNS = Environment.ExpandEnvironmentVariables("%USERDNSDOMAIN%");
}
iret = NetApi32.DsGetDcOpen(domainDNS, siteOptions, siteName, IntPtr.Zero, forestName, flags, out iphandle);
}
catch (Win32Exception Win32Ex)
{ errdc.ErrorString = Win32Ex.ErrorCode + " (Win32: " + Win32Ex.Message + ")"; }
catch (Exception ex)
{ errdc.ErrorString = ex.Message; }
if (iret == 0)
{
string dnsName = null;
IntPtr socketcnt = IntPtr.Zero;
IntPtr sockets = IntPtr.Zero;
while ((iret == (int)NetApi32.ERROR_LIST.ERROR_SUCCESS) || (iret == (int)NetApi32.ERROR_LIST.ERROR_FILEMARK_DETECTED))
{
errdc = new DomainControllerHelper()
{
Success = false
};
try
{ iret = NetApi32.DsGetDcNext(iphandle, ref socketcnt, out sockets, out dnsName); }
catch (Win32Exception Win32Ex)
{ errdc.ErrorString = Win32Ex.ErrorCode + " (Win32: " + Win32Ex.Message + ")"; }
catch (Exception ex)
{ errdc.ErrorString = ex.Message; }
if ((iret == (int)NetApi32.ERROR_LIST.ERROR_SUCCESS) || (iret == (int)NetApi32.ERROR_LIST.ERROR_FILEMARK_DETECTED))
{
if (doUdpPing)
{
DateTime start = DateTime.Now;
GlobalEventHandler.RaiseMessageOccured(String.Format("UDPPing against {0} ({1})", dnsName, domainDNS));
ret.Add(DomainControllerHelper.UDPPing(dnsName));
double dur = DateTime.Now.Subtract(start).TotalMilliseconds;
GlobalEventHandler.RaiseMessageOccured(String.Format("UDPPing {0} in {1} ms", dnsName, dur.ToString()));
}
else
{
ret.Add(new DomainControllerHelper(domainDNS, dnsName));
}
}
else
{
if (ret.Count == 0)
{
HandleError(iret, ref errdc, domainDNS, siteName, flags.ToString());
ret.Add(errdc);
}
}
}
}
else
{
if (ret.Count == 0)
{
HandleError(iret, ref errdc, domainDNS, siteName, flags.ToString());
ret.Add(errdc);
}
}
if (iphandle != IntPtr.Zero)
{
NetApi32.DsGetDcClose(iphandle);
}
return(ret);
}
