C#添加删除防火墙例外（程序、端口）

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using NetFwTypeLib;

namespace Common
{
public static class INetFwManger
{
/// <summary>
/// 添加防火墙例外端口
/// </summary>
/// <param name="name">名称</param>
/// <param name="port">端口</param>
/// <param name="protocol">协议(TCP、UDP)</param>
public static void NetFwAddPorts(string name, int port, string protocol)
{
//创建firewall管理类的实例
INetFwMgr netFwMgr = (INetFwMgr)Activator.CreateInstance(Type.GetTypeFromProgID("HNetCfg.FwMgr"));

INetFwOpenPort objPort = (INetFwOpenPort)Activator.CreateInstance(
Type.GetTypeFromProgID("HNetCfg.FwOpenPort"));

objPort.Name = name;
objPort.Port = port;
if (protocol.ToUpper() == "TCP")
{
objPort.Protocol = NET_FW_IP_PROTOCOL_.NET_FW_IP_PROTOCOL_TCP;
}
else
{
objPort.Protocol = NET_FW_IP_PROTOCOL_.NET_FW_IP_PROTOCOL_UDP;
}
objPort.Scope = NET_FW_SCOPE_.NET_FW_SCOPE_ALL;
objPort.Enabled = true;

bool exist = false;
//加入到防火墙的管理策略
foreach (INetFwOpenPort mPort in netFwMgr.LocalPolicy.CurrentProfile.GloballyOpenPorts)
{
if (objPort == mPort)
{
exist = true;
break;
}
}
if (!exist) netFwMgr.LocalPolicy.CurrentProfile.GloballyOpenPorts.Add(objPort);
}
/// <summary>
/// 将应用程序添加到防火墙例外
/// </summary>
/// <param name="name">应用程序名称</param>
/// <param name="executablePath">应用程序可执行文件全路径</param>
public static void NetFwAddApps(string name, string executablePath)
{
//创建firewall管理类的实例
INetFwMgr netFwMgr = (INetFwMgr)Activator.CreateInstance(Type.GetTypeFromProgID("HNetCfg.FwMgr"));

INetFwAuthorizedApplication app = (INetFwAuthorizedApplication)Activator.CreateInstance(
Type.GetTypeFromProgID("HNetCfg.FwAuthorizedApplication"));

//在例外列表里，程序显示的名称
app.Name = name;

//程序的路径及文件名
app.ProcessImageFileName = executablePath;

//是否启用该规则
app.Enabled = true;

//加入到防火墙的管理策略
netFwMgr.LocalPolicy.CurrentProfile.AuthorizedApplications.Add(app);

bool exist = false;
//加入到防火墙的管理策略
foreach (INetFwAuthorizedApplication mApp in netFwMgr.LocalPolicy.CurrentProfile.AuthorizedApplications)
{
if (app == mApp)
{
exist = true;
break;
}
}
if (!exist) netFwMgr.LocalPolicy.CurrentProfile.AuthorizedApplications.Add(app);
}
/// <summary>
/// 删除防火墙例外端口
/// </summary>
/// <param name="port">端口</param>
/// <param name="protocol">协议（TCP、UDP）</param>
public static void NetFwDelApps(int port,string protocol)
{
INetFwMgr netFwMgr = (INetFwMgr)Activator.CreateInstance(Type.GetTypeFromProgID("HNetCfg.FwMgr"));
if (protocol == "TCP")
{
netFwMgr.LocalPolicy.CurrentProfile.GloballyOpenPorts.Remove(port, NET_FW_IP_PROTOCOL_.NET_FW_IP_PROTOCOL_TCP);
}
else
{
netFwMgr.LocalPolicy.CurrentProfile.GloballyOpenPorts.Remove(port, NET_FW_IP_PROTOCOL_.NET_FW_IP_PROTOCOL_UDP);
}
}
/// <summary>
/// 删除防火墙例外中应用程序
/// </summary>
/// <param name="executablePath">程序的绝对路径</param>
public static void NetFwDelApps(string executablePath)
{
INetFwMgr netFwMgr = (INetFwMgr)Activator.CreateInstance(Type.GetTypeFromProgID("HNetCfg.FwMgr"));

netFwMgr.LocalPolicy.CurrentProfile.AuthorizedApplications.Remove(executablePath);

}
}
}