96 lines
4.0 KiB
C#
96 lines
4.0 KiB
C#
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using PortProxyGUI._extern.NStandard;
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using System;
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using System.Text.RegularExpressions;
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using System.Windows.Forms;
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namespace PortProxyGUI
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{
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public partial class NewProxy : Form
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{
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public readonly PortProxyGUI PortProxyGUI;
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public NewProxy(PortProxyGUI portProxyGUI)
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{
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PortProxyGUI = portProxyGUI;
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InitializeComponent();
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}
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private void AddPortProxy(string type, string listenOn, string listenPort, string connectTo, string connectPort)
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{
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var output = CmdRunner.Execute($"netsh interface portproxy add {type} listenaddress={listenOn} listenport={listenPort} connectaddress={connectTo} connectport={connectPort}");
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Invoke((Action)(() => PortProxyGUI.RefreshProxyList()));
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}
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private void button1_Click(object sender, EventArgs e)
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{
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var type = comboBox_type.Text;
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var listenOn = textBox_listenOn.Text;
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var connectTo = textBox_connectTo.Text;
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var listenPort = textBox_listenPort.Text;
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var connectPort = textBox_connectPort.Text;
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if (!int.TryParse(listenPort, out var _listenPort) || _listenPort < 0 || _listenPort > 65535)
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{
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MessageBox.Show($"The listen port is invalid.", "Fail", MessageBoxButtons.OK, MessageBoxIcon.Exclamation);
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return;
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}
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if (!int.TryParse(connectPort, out var _connectPort) || _connectPort < 0 || _connectPort > 65535)
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{
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MessageBox.Show($"The connect port is invalid.", "Fail", MessageBoxButtons.OK, MessageBoxIcon.Exclamation);
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return;
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}
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var listenOn_any = listenOn == "*";
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var listenOn_ipv4 = listenOn.IsMatch(new Regex(@"^(?:\d{1,2}|1\d{2}|2[0-4]\d|25[0-5])(?:\.(?:\d{1,2}|1\d{2}|2[0-4]\d|25[0-5])){3}$"));
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var listenOn_ipv6 = listenOn.IsMatch(new Regex(@"^[\dABCDEF]{2}(?::(?:[\dABCDEF]{2})){5}$"));
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var connectTo_ipv4 = connectTo.IsMatch(new Regex(@"^(?:\d{1,2}|1\d{2}|2[0-4]\d|25[0-5])(?:\.(?:\d{1,2}|1\d{2}|2[0-4]\d|25[0-5])){3}$"));
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var connectTo_ipv6 = connectTo.IsMatch(new Regex(@"^[\dABCDEF]{2}(?::(?:[\dABCDEF]{2})){5}$"));
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if (!listenOn_any && !listenOn_ipv4 && !listenOn_ipv6)
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{
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MessageBox.Show($"The address which is connect to is neither IPv4 nor IPv6.", "Fail", MessageBoxButtons.OK, MessageBoxIcon.Exclamation);
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return;
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}
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if (!connectTo_ipv4 && !connectTo_ipv6)
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{
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MessageBox.Show($"The address which is connect to is neither IPv4 nor IPv6.", "Fail", MessageBoxButtons.OK, MessageBoxIcon.Exclamation);
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return;
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}
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if (listenOn_any && connectTo_ipv4 && !type.EndsWith("v4"))
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{
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MessageBox.Show($"The type must be v4tov4 or v6tov4.", "Fail", MessageBoxButtons.OK, MessageBoxIcon.Exclamation);
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return;
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}
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else if (listenOn_any && connectTo_ipv6 && !type.EndsWith("v6"))
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{
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MessageBox.Show($"The type must be v4tov6 or v6tov6.", "Fail", MessageBoxButtons.OK, MessageBoxIcon.Exclamation);
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return;
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}
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else
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{
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if (listenOn_ipv4 && connectTo_ipv4) type = comboBox_type.Text = "v4tov4";
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else if (listenOn_ipv4 && connectTo_ipv6) type = comboBox_type.Text = "v4tov6";
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else if (listenOn_ipv6 && connectTo_ipv4) type = comboBox_type.Text = "v6tov4";
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else if (listenOn_ipv6 && connectTo_ipv6) type = comboBox_type.Text = "v6tov6";
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}
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AddPortProxy(type, listenOn, listenPort, connectTo, connectPort);
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}
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private void NewProxy_Load(object sender, EventArgs e)
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{
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}
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private void NewProxy_FormClosing(object sender, FormClosingEventArgs e)
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{
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PortProxyGUI.NewProxyForm = null;
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}
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}
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}
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