netservergetinfo
C# Signature:
[DllImport("Netapi32.dll", CharSet=CharSet.Auto, SetLastError=true)]
public static extern int NetServerGetInfo(
string serverName,
int level,
out IntPtr pSERVER_INFO_XXX);VB Signature:
Declare Function NetServerGetInfo Lib "netapi32.dll" (ByVal ServerName As String, _
ByVal Level As Integer, ByRef ptrBuff As IntPtr) As IntegerC# User-Defined Types:
[Flags]
public enum ServerTypes : uint
{
Workstation = 0x00000001,
Server = 0x00000002,
SqlServer = 0x00000004,
DomainCtrl= 0x00000008,
BackupDomainCtrl= 0x00000010,
TimeSource= 0x00000020,
AppleFilingProtocol = 0x00000040,
Novell= 0x00000080,
DomainMember = 0x00000100,
PrintQueueServer = 0x00000200,
DialinServer = 0x00000400,
XenixServer = 0x00000800,
UnixServer = 0x00000800,
NT = 0x00001000,
WindowsForWorkgroups = 0x00002000,
MicrosoftFileAndPrintServer= 0x00004000,
NTServer = 0x00008000,
BrowserService = 0x00010000,
BackupBrowserService= 0x00020000,
MasterBrowserService= 0x00040000,
DomainMaster = 0x00080000,
OSF1Server = 0x00100000,
VMSServer = 0x00200000,
Windows = 0x00400000,
DFS = 0x00800000,
NTCluster = 0x01000000,
TerminalServer= 0x02000000,
VirtualNTCluster = 0x04000000,
DCE = 0x10000000,
AlternateTransport = 0x20000000,
LocalListOnly = 0x40000000,
PrimaryDomain = 0x80000000,
All = 0xFFFFFFFF
};
public enum ServerPlatform
{
DOS = 300,
OS2 = 400,
NT = 500,
OSF = 600,
VMS = 700
}
[StructLayout(LayoutKind.Sequential)]
public struct SERVER_INFO_100
{
public ServerPlatform PlatformId;
[MarshalAs(System.Runtime.InteropServices.UnmanagedType.LPWStr)]
public string Name;
}
[StructLayout(LayoutKind.Sequential)]
public struct SERVER_INFO_101
{
public ServerPlatform PlatformId;
[MarshalAs(UnmanagedType.LPWStr)]
public string Name;
public int VersionMajor;
public int VersionMinor;
public ServerTypes Type;
[MarshalAs(UnmanagedType.LPWStr)]
public string Comment;
}
[StructLayout(LayoutKind.Sequential)]
public struct SERVER_INFO_102
{
public ServerPlatform PlatformId;
[MarshalAs(UnmanagedType.LPWStr)]
public string Name;
public int VersionMajor;
public int VersionMinor;
public ServerTypes Type;
[MarshalAs(UnmanagedType.LPWStr)]
public string Comment;
public int MaxUsers;
public int AutoDisconnectMinutes;
[MarshalAs(UnmanagedType.Bool)]
public bool Hidden;
public int NetworkAnnounceRate;
public int NetworkAnnounceRateDelta;
public int UsersPerLicense;
[MarshalAs(UnmanagedType.LPWStr)]
public string UserDirectoryPath;
}VB.NET User-Defined Types:
<StructLayout(LayoutKind.Sequential)> _
Private Structure SERVER_INFO_102
Dim sv102_platform_id As Integer
<MarshalAs(UnmanagedType.LPWStr)> Dim sv102_name As String
Dim sv102_version_major As Integer
Dim sv102_version_minor As Integer
Dim sv102_type As Integer
<MarshalAs(UnmanagedType.LPWStr)> Dim sv102_comment As String
Dim sv102_users As Integer
Dim sv102_disc As Integer
Dim sv102_hidden As Boolean
Dim sv102_announce As Integer
Dim sv102_anndelta As Integer
Dim sv102_licenses As Integer
<MarshalAs(UnmanagedType.LPWStr)> Dim sv102_userpath As String
End StructureVB.NET Sample Code:
Private Sub GetServerName( )
Dim ptrBuff As IntPtr
Dim strServerInfo As SERVER_INFO_102
Dim lRetCode As Integer
lRetCode = NetServerGetInfo(vbNullString, 102, ptrBuff)
strServerInfo = CType(Marshal.PtrToStructure(ptrBuff, GetType(SERVER_INFO_102)), SERVER_INFO_102)
Debug.WriteLine(strServerInfo.sv102_version_major)
Debug.WriteLine(strServerInfo.sv102_version_minor)
End SubC# Sample Code (1):
[DllImport("Netapi32", CharSet = CharSet.Auto, SetLastError = true)]
private static extern int NetServerGetInfo(string serverName, int level, out IntPtr pSERVER_INFO_XXX);
// Wrapper function to allow passing of structure and auto-find of level if structure contains it.
public static T NetServerGetInfo<T>(string serverName = null, int level = 0) where T : struct
{
if (level == 0)
level = int.Parse(System.Text.RegularExpressions.Regex.Replace(typeof(T).Name, @"[^\d]", ""));
IntPtr ptr = IntPtr.Zero;
try
{
int ret = NetServerGetInfo(serverName, level, out ptr);
if (ret != 0)
throw new System.ComponentModel.Win32Exception(ret);
return (T)Marshal.PtrToStructure(ptr, typeof(T));
}
finally
{
if (ptr != IntPtr.Zero)
NetApiBufferFree(ptr);
}
}
public static void Main()
{
var serverInfo = NetServerGetInfo<SERVER_INFO_101>("SVR0123");
Console.WriteLine($"Name: {serverInfo.Name}; Version: {serverInfo.VersionMajor}.{serverInfo.VersionMinor}");
}C# Sample Code (2):
[StructLayout(LayoutKind.Sequential, CharSet = CharSet.Unicode)]
private struct DOMAIN_CONTROLLER_INFO
{
[MarshalAs(UnmanagedType.LPTStr)]
public string DomainControllerName;
[MarshalAs(UnmanagedType.LPTStr)]
public string DomainControllerAddress;
public uint DomainControllerAddressType;
public Guid DomainGuid;
[MarshalAs(UnmanagedType.LPTStr)]
public string DomainName;
[MarshalAs(UnmanagedType.LPTStr)]
public string DnsForestName;
public uint Flags;
[MarshalAs(UnmanagedType.LPTStr)]
public string DcSiteName;
[MarshalAs(UnmanagedType.LPTStr)]
public string ClientSiteName;
}
[StructLayout(LayoutKind.Sequential, CharSet = CharSet.Unicode)]
private struct SERVER_INFO_101
{
public int PlatformId;
[MarshalAs(UnmanagedType.LPTStr)]
public string Name;
public int VersionMajor;
public int VersionMinor;
public int Type;
[MarshalAs(UnmanagedType.LPTStr)]
public string Comment;
}
private DOMAIN_CONTROLLER_INFO domainInfo;
private SERVER_INFO_101 serverInfo;
IntPtr pDCI = IntPtr.Zero;
IntPtr pSI = IntPtr.Zero;
try
{
if(DsGetDcName(null, null, null, null, 0, out pDCI)==0)
{
domainInfo = (DOMAIN_CONTROLLER_INFO)Marshal.PtrToStructure(
pDCI, typeof(DOMAIN_CONTROLLER_INFO));
if(NetServerGetInfo(domainInfo.DomainControllerName, 101, out pSI)==0)
{
serverInfo = (SERVER_INFO_101)Marshal.PtrToStructure(
pSI, typeof(SERVER_INFO_101));
}
}
}
finally
{
NetApiBufferFree(pDCI);
NetApiBufferFree(pSI);
}Última actualización