lduchosal / ipnetwork / 960

Committed 15 May 2026 07:18AM UTC coverage: 0.0% (-94.1%) from 94.053%

Build # 960

Build Type

Pull #411

appveyor

Committed by

web-flow

Commit Message

Merge ef6b054ce into 4cec191ae

Pull Request Pull Request #411: Bump MSTest.TestFramework from 4.2.2 to 4.2.3

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/src/System.Net.IPNetwork/IPNetwork2ToIPAddress.cs

// <copyright file="IPNetwork2ToIPAddress.cs" company="IPNetwork">
// Copyright (c) IPNetwork. All rights reserved.
// </copyright>

namespace System.Net;

using System.Net.Sockets;
using System.Numerics;

/// <summary>
/// ToIPAddress.
/// </summary>
public sealed partial class IPNetwork2
{
    /// <summary>
    /// Transform a uint ipaddress into IPAddress object.
    /// </summary>
    /// <param name="ipaddress">A number representing an ip address to convert.</param>
    /// <param name="family">Either IPv4 or IPv6.</param>
    /// <returns>An IPAddress.</returns>
    public static IPAddress ToIPAddress(BigInteger ipaddress, AddressFamily family)
    {
        int width = family == AddressFamily.InterNetwork ? 4 : 16;
        byte[] bytes = ipaddress.ToByteArray();
        byte[] bytes2 = new byte[width];
        int copy = bytes.Length > width ? width : bytes.Length;
        Array.Copy(bytes, 0, bytes2, 0, copy);
        Array.Reverse(bytes2);

        byte[] sized = Resize(bytes2, family);
        var ip = new IPAddress(sized);
        return ip;
    }

    /// <summary>
    /// Resizes the given byte array to match the expected width for the specified address family (IPv4 or IPv6).
    /// Pads with zeros if the array is shorter than required.
    /// </summary>
    /// <param name="bytes">The byte array to resize.</param>
    /// <param name="family">The address family (IPv4 or IPv6).</param>
    /// <returns>A byte array resized to the appropriate length for the address family.</returns>
    internal static byte[] Resize(byte[] bytes, AddressFamily family)
    {
        if (family != AddressFamily.InterNetwork
            && family != AddressFamily.InterNetworkV6)
        {
            throw new ArgumentException("Invalid address family.", nameof(family));
        }

        int width = family == AddressFamily.InterNetwork ? 4 : 16;

        if (bytes.Length > width)
        {
            throw new ArgumentException("Byte array is too large for the address family.", nameof(bytes));
        }

        byte[] result = new byte[width];
        Array.Copy(bytes, 0, result, 0, bytes.Length);

        return result;
    }
}

1	// <copyright file="IPNetwork2ToIPAddress.cs" company="IPNetwork">
2	// Copyright (c) IPNetwork. All rights reserved.
3	// </copyright>
4
5	namespace System.Net;
6
7	using System.Net.Sockets;
8	using System.Numerics;
9
10	/// <summary>
11	/// ToIPAddress.
12	/// </summary>
13	public sealed partial class IPNetwork2
14	{
15	/// <summary>
16	/// Transform a uint ipaddress into IPAddress object.
17	/// </summary>
18	/// <param name="ipaddress">A number representing an ip address to convert.</param>
19	/// <param name="family">Either IPv4 or IPv6.</param>
20	/// <returns>An IPAddress.</returns>
21	public static IPAddress ToIPAddress(BigInteger ipaddress, AddressFamily family)
22	{	×
23	int width = family == AddressFamily.InterNetwork ? 4 : 16;	×
24	byte[] bytes = ipaddress.ToByteArray();	×
25	byte[] bytes2 = new byte[width];	×
26	int copy = bytes.Length > width ? width : bytes.Length;	×
27	Array.Copy(bytes, 0, bytes2, 0, copy);	×
28	Array.Reverse(bytes2);	×
29
30	byte[] sized = Resize(bytes2, family);	×
31	var ip = new IPAddress(sized);	×
32	return ip;	×
33	}	×
34
35	/// <summary>
36	/// Resizes the given byte array to match the expected width for the specified address family (IPv4 or IPv6).
37	/// Pads with zeros if the array is shorter than required.
38	/// </summary>
39	/// <param name="bytes">The byte array to resize.</param>
40	/// <param name="family">The address family (IPv4 or IPv6).</param>
41	/// <returns>A byte array resized to the appropriate length for the address family.</returns>
42	internal static byte[] Resize(byte[] bytes, AddressFamily family)
43	{	×
44	if (family != AddressFamily.InterNetwork	×
45	&& family != AddressFamily.InterNetworkV6)	×
46	{	×
47	throw new ArgumentException("Invalid address family.", nameof(family));	×
48	}
49
50	int width = family == AddressFamily.InterNetwork ? 4 : 16;	×
51
52	if (bytes.Length > width)	×
53	{	×
54	throw new ArgumentException("Byte array is too large for the address family.", nameof(bytes));	×
55	}
56
57	byte[] result = new byte[width];	×
58	Array.Copy(bytes, 0, result, 0, bytes.Length);	×
59
60	return result;	×
61	}	×
62	}

lduchosal / ipnetwork / 960

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