SocketPermissionEntry Class

Namespace: System.Net

Assembly: System.dll

Represents a permission entry for the SocketPermission class. This class cannot be inherited.

Syntax

public sealed class SocketPermissionEntry

Constructors

Name Description
SocketPermissionEntry(NetworkTransportPermission permission, string hostname, string port, int denyOnly) Initializes a new instance of the SocketPermissionEntry class with the specified permission, host name, port number, and security actions.
SocketPermissionEntry(NetworkTransportPermission permission, string hostname, string port, string accept) Initializes a new instance of the SocketPermissionEntry class with the specified permission, host name, port number, and accept/connect permissions.

Properties

Name Description
HostName Gets the host name for this SocketPermissionEntry.
Port Gets the port number for this SocketPermissionEntry.
Permission Gets the permission state for this SocketPermissionEntry.
Transport Gets the transport type for this SocketPermissionEntry.

Remarks

Instances of the SocketPermissionEntry class are used by the SocketPermission class to define access control for network operations.

Each entry specifies a combination of transport protocol, host name, port, and the type of network access (accept or connect) that is allowed or denied.

Examples

The following example demonstrates how to create and use a SocketPermissionEntry.

using System;
using System.Net;
using System.Net.Sockets;
using System.Security.Permissions;

public class Example
{
    public static void Main(string[] args)
    {
        // Create a SocketPermissionEntry to allow connecting to example.com on port 80
        SocketPermissionEntry entry = new SocketPermissionEntry(
            NetworkTransportPermission.Connect,
            "example.com",
            "80",
            "Allow"
        );

        Console.WriteLine($"HostName: {entry.HostName}");
        Console.WriteLine($"Port: {entry.Port}");
        Console.WriteLine($"Permission: {entry.Permission}");
        Console.WriteLine($"Transport: {entry.Transport}");
    }
}

See Also