public uint GetDCName(
string domainFQDN,
uint flags,
out CNetlogon.LWNET_DC_INFO DCInfo
)
{
CNetlogon.LWNET_DC_INFO info = new CNetlogon.LWNET_DC_INFO();
DCInfo = info;
IntPtr pDCInfo = IntPtr.Zero;
uint error = 0;
try
{
Logger.Log(String.Format("GetDCName({0}, {1}) called",
domainFQDN,
flags),
Logger.NetlogonLogLevel);
error = NetlogonAPI.LWNetGetDCName(
null,
domainFQDN,
null,
flags,
out pDCInfo);
DCInfo = (CNetlogon.LWNET_DC_INFO)Marshal.PtrToStructure(pDCInfo, typeof(CNetlogon.LWNET_DC_INFO));
Logger.Log(String.Format("GetDCName() returned {0}, error={1}",
CNetlogon.LWNETDCInfoToString(DCInfo), error),
Logger.NetlogonLogLevel);
}
catch (Exception e)
{
Logger.LogException("Netlogon.GetDCName", e);
if (error == 0)
{
error = CNetlogon.Definitions.LWNET_ERROR_INTEROP_EXCEPTION;
}
}
return error;
}
public uint GetDCName(
string domainFQDN,
uint flags,
out CNetlogon.LWNET_DC_INFO DCInfo
)
{
uint error = 0;
CNetlogon.LWNET_DC_INFO info = new CNetlogon.LWNET_DC_INFO();
NetlogonWindowsAPI.DOMAIN_CONTROLLER_INFO DCInfoWindows;
DCInfo = info;
IntPtr pDCInfo = IntPtr.Zero;
try
{
Logger.Log(String.Format("GetDCNameWindows({0}, {1}) called",
domainFQDN,
flags),
Logger.NetlogonLogLevel);
error = (uint)NetlogonWindowsAPI.DsGetDcName(
"",
"",
IntPtr.Zero,
"",
(int)flags,
out pDCInfo);
if (error != 0)
{
return (uint)error;
}
DCInfoWindows = (NetlogonWindowsAPI.DOMAIN_CONTROLLER_INFO)Marshal.PtrToStructure(pDCInfo, typeof(NetlogonWindowsAPI.DOMAIN_CONTROLLER_INFO));
Logger.Log(String.Format("DsGetDcName() returned {0}, error={1}",
DCINFOToString(DCInfoWindows), error),
Logger.NetlogonLogLevel);
DCInfo.pucDomainGUID = new byte[CNetlogon.Definitions.LWNET_GUID_SIZE];
DCInfo.DomainControllerName = DCInfoWindows.DomainControllerName;
DCInfo.DomainControllerAddress = DCInfoWindows.DomainControllerAddress;
DCInfoWindows.DomainGuid.ToByteArray().CopyTo(DCInfo.pucDomainGUID, 0);
DCInfo.FullyQualifiedDomainName = DCInfoWindows.DomainName;
DCInfo.DnsForestName = DCInfoWindows.DnsForestName;
DCInfo.Flags = (uint)DCInfoWindows.Flags;
DCInfo.DCSiteName = DCInfoWindows.DcSiteName;
DCInfo.ClientSiteName = DCInfoWindows.ClientSiteName;
if (DCInfo.DomainControllerName.StartsWith(@"\\"))
{
DCInfo.DomainControllerName = DCInfo.DomainControllerName.Substring(2);
}
if (DCInfo.DomainControllerAddress.StartsWith(@"\\"))
{
DCInfo.DomainControllerAddress = DCInfo.DomainControllerAddress.Substring(2);
}
Logger.Log(String.Format("GetDCNameWindows() returning {0}, error={1}",
CNetlogon.LWNETDCInfoToString(DCInfo), error),
Logger.LogLevel.Debug);
error = NetlogonWindowsAPI.NetApiBufferFree(pDCInfo);
if (error != 0)
{
Logger.Log("NetApiBufferFree() in GetDCNameWindows() failed!",
Logger.LogLevel.Error);
}
}
catch (Exception e)
{
Logger.LogException("Netlogon.GetDCName", e);
if (error == 0)
{
error = CNetlogon.Definitions.LWNET_ERROR_INTEROP_EXCEPTION;
}
if (!IntPtr.Zero.Equals(pDCInfo))
{
uint error2 = NetlogonWindowsAPI.NetApiBufferFree(pDCInfo);
if (error2 != 0)
{
Logger.Log("Netlogon.DCName: NetAPiBufferFree failed: " + error2);
}
}
}
return error;
}
public uint GetDomainController(
string domainFQDN,
out string domainControllerFQDN
)
{
domainControllerFQDN = null;
uint error = 0;
CNetlogon.LWNET_DC_INFO DCInfo = new CNetlogon.LWNET_DC_INFO();
error = GetDCName(domainFQDN, 0, out DCInfo);
if (error == 0 &&
!String.IsNullOrEmpty(DCInfo.DomainControllerName))
{
domainControllerFQDN = DCInfo.DomainControllerName;
}
return error;
}
