public static void EnumSessions(string server)
{
IntPtr BufPtr;
int res = 0;
Int32 er = 0, tr = 0, resume = 0;
BufPtr = (IntPtr)Marshal.SizeOf(typeof(SESSION_INFO_502));
SESSION_INFO_502[] results = new SESSION_INFO_502[0];
do
{
res = NetSessionEnum(server, null, null, 502, out BufPtr, -1, ref er, ref tr, ref resume);
results = new SESSION_INFO_502[er];
if (res == (int)NERR.ERROR_MORE_DATA || res == (int)NERR.NERR_Success)
{
IntPtr p = BufPtr;
for (int i = 0; i < er - 1; i++)
{
SESSION_INFO_502 si = (SESSION_INFO_502)Marshal.PtrToStructure(p, typeof(SESSION_INFO_502));
p = BufPtr + i * Marshal.SizeOf(typeof(SESSION_INFO_502));
Console.WriteLine(si.sesi502_cname + ",user_name:" + si.sesi502_username);
}
}
Marshal.FreeHGlobal(BufPtr);
}while (res == (int)NERR.ERROR_MORE_DATA);
}
public static Array NetSessionEnum(string server_name, string client_name, string user_name, NetSessionEnumLevel level)
{
Array ret = null;
IntPtr buffer = IntPtr.Zero;
uint prefmaxlen = WinApiNET.MAX_PREFERRED_LENGTH;
int entriesread = 0;
int totalentris = 0;
uint resume_handle = 0;
try
{
int res = WinApiNET.NetSessionEnum
(server_name,
client_name,
user_name,
level,
ref buffer,
prefmaxlen,
ref entriesread,
ref totalentris,
ref resume_handle);
if (res != WinApiNET.NERR_Success)
{
throw new Win32Exception(res);
}
switch (level)
{
case NetSessionEnumLevel.INFO_0:
ret = SESSION_INFO_0.FromBuffer(buffer, entriesread);
break;
case NetSessionEnumLevel.INFO_1:
ret = SESSION_INFO_1.FromBuffer(buffer, entriesread);
break;
case NetSessionEnumLevel.INFO_2:
ret = SESSION_INFO_2.FromBuffer(buffer, entriesread);
break;
case NetSessionEnumLevel.INFO_10:
ret = SESSION_INFO_10.FromBuffer(buffer, entriesread);
break;
case NetSessionEnumLevel.INFO_502:
ret = SESSION_INFO_502.FromBuffer(buffer, entriesread);
break;
}
}
finally
{
if (buffer != IntPtr.Zero)
{
WinApiNET.NetApiBufferFree(buffer);
}
}
return(ret);
}
private void fill_netserver_page()
{
try
{
SERVER_INFO_102 serv_info = WinApiNETwrapper.GetServerInfo_102(resource_intern.lpRemoteName);
textBoxNetserverPlatformId.Text = serv_info.sv102_platform_id.ToString();
textBoxNetserverSoftwareType.Text = IOhelper.NetserverTypeToString(serv_info.sv102_type);
textBoxPlatformVersion.Text = string.Format("{0}.{1}", serv_info.GetVersionMajor(), serv_info.sv102_version_minor);
textBoxNetserverMaxUsers.Text = serv_info.sv102_users.ToString();
textBoxNetserverDisconnectTime.Text = serv_info.sv102_disc.ToString();
textBoxNetserverAnnounceTime.Text = serv_info.sv102_announce.ToString();
textBoxNetserverUsersPerLicense.Text = serv_info.sv102_licenses.ToString();
textBoxNetserverUserPath.Text = serv_info.sv102_userpath;
}
catch (Exception ex)
{
errorProvider1.SetIconAlignment(textBoxNetserverPlatformId, ErrorIconAlignment.MiddleLeft);
errorProvider1.SetError(textBoxNetserverPlatformId, ex.Message);
}
try
{
NetRemoteComputerSupportsFeatures features = WinApiNETwrapper.GetComputerSupports(resource_intern.lpRemoteName);
textBoxNetserverFeatures.Text = features.ToString();
}
catch (Exception ex)
{
errorProvider1.SetIconAlignment(textBoxNetserverFeatures, ErrorIconAlignment.MiddleLeft);
errorProvider1.SetError(textBoxNetserverFeatures, ex.Message);
}
try
{
TIME_OF_DAY_INFO dt = WinApiNETwrapper.GetServerTime(resource_intern.lpRemoteName);
textBoxNetserverDatetime.Text = string.Format("{0} {1},{2}", dt.GetCurrentDatetime().ToLongDateString(), dt.GetCurrentDatetime().ToLongTimeString(), dt.GetCurrentDatetime().Millisecond);
textBoxNetserverUptime.Text = dt.GetUptime().ToString();
}
catch (Exception ex)
{
errorProvider1.SetIconAlignment(textBoxNetserverDatetime, ErrorIconAlignment.MiddleLeft);
errorProvider1.SetError(textBoxNetserverDatetime, ex.Message);
}
//NET_DISPLAY_GROUP[] groups = WinApiNETwrapper.QueryDisplayInfoGroup(resource_intern.lpRemoteName);
//NET_DISPLAY_MACHINE[] machines = WinApiNETwrapper.QueryDisplayInfoMachine(resource_intern.lpRemoteName);
//NET_DISPLAY_USER[] users = WinApiNETwrapper.QueryDisplayInfoUser(resource_intern.lpRemoteName);
try
{
SERVER_TRANSPORT_INFO_1[] transports = WinApiNETwrapper.ServerTransportEnum_1(resource_intern.lpRemoteName);
for (int i = 0; i < transports.Length; i++)
{
ListViewItem lvi = new ListViewItem();
lvi.Text = transports[i].svti1_transportname;
lvi.SubItems.Add(transports[i].TransportAddress);
lvi.SubItems.Add(transports[i].svti1_networkaddress);
lvi.SubItems.Add(transports[i].svti1_domain);
lvi.SubItems.Add(transports[i].svti1_numberofvcs.ToString());
listViewTransports.Items.Add(lvi);
}
listViewTransports.Dock = DockStyle.Fill;
}
catch (Exception ex)
{
errorProvider1.SetIconAlignment(listViewTransports, ErrorIconAlignment.MiddleLeft);
errorProvider1.SetError(listViewTransports, ex.Message);
}
/* net sessions */
errorProvider1.SetIconAlignment(listViewSessions, ErrorIconAlignment.MiddleLeft);
Array sessions = null;
NetSessionEnumLevel session_level = NetSessionEnumLevel.INFO_502;
try
{
//try level 502
sessions = WinApiNETwrapper.NetSessionEnum(resource_intern.lpRemoteName, null, null, session_level);
}
catch (Exception)
{
//if exception try level 10
session_level = NetSessionEnumLevel.INFO_10;
try
{
sessions = WinApiNETwrapper.NetSessionEnum(resource_intern.lpRemoteName, null, null, session_level);
}
catch (Exception ex_10)
{
errorProvider1.SetError(listViewSessions, ex_10.Message);
}
}
if (sessions != null)
{
listViewSessions.Dock = DockStyle.Fill;
for (int i = 0; i < sessions.Length; i++)
{
ListViewItem lvi = new ListViewItem();
switch (session_level)
{
case NetSessionEnumLevel.INFO_502:
SESSION_INFO_502 info_502 = (SESSION_INFO_502)sessions.GetValue(i);
lvi.Text = info_502.sesi502_cname;
lvi.SubItems.Add(info_502.sesi502_username);
lvi.SubItems.Add(info_502.sesi502_num_opens.ToString());
lvi.SubItems.Add(info_502.TimeActive.ToString());
lvi.SubItems.Add(info_502.TimeIdle.ToString());
lvi.SubItems.Add(info_502.sesi502_user_flags.ToString());
lvi.SubItems.Add(info_502.sesi502_cltype_name);
lvi.SubItems.Add(info_502.sesi502_transport);
break;
case NetSessionEnumLevel.INFO_10:
SESSION_INFO_10 info_10 = (SESSION_INFO_10)sessions.GetValue(i);
lvi.Text = info_10.sesi10_cname;
lvi.SubItems.Add(string.Empty);
lvi.SubItems.Add(string.Empty);
lvi.SubItems.Add(info_10.TimeActive.ToString());
lvi.SubItems.Add(info_10.TimeIdle.ToString());
lvi.SubItems.Add(string.Empty);
lvi.SubItems.Add(string.Empty);
lvi.SubItems.Add(string.Empty);
break;
}
listViewSessions.Items.Add(lvi);
}
}
/* end of net sessions */
/* open files */
try
{
Array files = WinApiNETwrapper.NetFileEnum(resource_intern.lpRemoteName, null, null, NetFileEnumLevel.INFO_3);
listViewFiles.Dock = DockStyle.Fill;
for (int i = 0; i < files.Length; i++)
{
FILE_INFO_3 f_info = (FILE_INFO_3)files.GetValue(i);
ListViewItem lvi = new ListViewItem();
lvi.Text = string.Format("0x{0:X}", f_info.fi3_id);
lvi.SubItems.Add(f_info.fi3_permission.ToString());
lvi.SubItems.Add(f_info.fi3_num_locks.ToString());
lvi.SubItems.Add(f_info.fi3_pathname);
lvi.SubItems.Add(f_info.fi3_username);
listViewFiles.Items.Add(lvi);
}
}
catch (Exception ex_files)
{
errorProvider1.SetIconAlignment(listViewFiles, ErrorIconAlignment.MiddleLeft);
errorProvider1.SetError(listViewFiles, ex_files.Message);
}
/* end of open files */
}
