/// <summary>
/// Determines whether the windows firewall is has configuration elements for the specified application name.
/// </summary>
/// <param name="appName">Name of the application to test for firewall configuration</param>
/// <returns>boolean indicating whether firewall is configured for the specified application</returns>
public bool IsFirewallApplicationConfigured(string appName)
{
bool bFound = false;
Type typeFWMgr = Type.GetTypeFromProgID("HNetCfg.FwMgr");
NetFwTypeLib.INetFwMgr manager = Activator.CreateInstance(typeFWMgr) as NetFwTypeLib.INetFwMgr;
if (manager == null)
{
return(false);
}
// check applications list
System.Collections.IEnumerator appEnumerate = manager.LocalPolicy.CurrentProfile.AuthorizedApplications.GetEnumerator();
if (appEnumerate == null)
{
return(false);
}
while (appEnumerate.MoveNext() && bFound == false)
{
NetFwTypeLib.INetFwAuthorizedApplication app = appEnumerate.Current as NetFwTypeLib.INetFwAuthorizedApplication;
if (app != null && app.Name == appName && app.Enabled == true)
{
bFound = true;
}
}
return(bFound);
}
/// <summary>
/// Adds the specified application name, located at the specific path, to the firewall rules
/// </summary>
/// <param name="appName">name of the application to add</param>
/// <param name="ExecutablePath">file path of the application to add</param>
public void AddFirewallApplicationEntry(string appName, string ExecutablePath)
{
try
{
Type typeFWMgr = Type.GetTypeFromProgID("HNetCfg.FwMgr");
NetFwTypeLib.INetFwMgr manager = Activator.CreateInstance(typeFWMgr) as NetFwTypeLib.INetFwMgr;
if (manager == null)
{
throw new ApplicationException("Unable to connect to fireall.");
}
Type typeApp = Type.GetTypeFromProgID("HNetCfg.FwAuthorizedApplication");
NetFwTypeLib.INetFwAuthorizedApplication app = Activator.CreateInstance(typeApp) as NetFwTypeLib.INetFwAuthorizedApplication;
if (app == null)
{
throw new ApplicationException("Unable to create new Firewall Application reference.");
}
app.Enabled = true;
//app.IpVersion = NET_FW_IP_VERSION_.NET_FW_IP_VERSION_V4;
app.Name = appName;
app.ProcessImageFileName = ExecutablePath;// System.Windows.Forms.Application.ExecutablePath;
app.Scope = NET_FW_SCOPE_.NET_FW_SCOPE_ALL;
manager.LocalPolicy.CurrentProfile.AuthorizedApplications.Add(app);
}
catch (Exception ex)
{
Trace.WriteLine("FirewallWrapper: Exception " + ex.ToString(), "FIREWALL");
}
}
// example: AddToPermissionsList("MyTest", Application.ExecutablePath, true);
public static void AddToPermissionsList(string name, string imageName, bool enabled)
{
// Add the application to the ICF Permissions List
NetFwTypeLib.INetFwMgr mgr = (NetFwTypeLib.INetFwMgr)Activator.CreateInstance(Type.GetTypeFromProgID("HNetCfg.FwMgr"));
NetFwTypeLib.INetFwAuthorizedApplication app = (NetFwTypeLib.INetFwAuthorizedApplication)
Activator.CreateInstance(Type.GetTypeFromProgID("HNetCfg.FwAuthorizedApplication"));
app.Name = name;
app.ProcessImageFileName = imageName;
app.Enabled = enabled;
mgr.LocalPolicy.CurrentProfile.AuthorizedApplications.Add(app);
}