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lduchosal / ipnetwork / 738

Committed 29 Mar 2025 10:31PM UTC coverage: 93.524% (+0.2%) from 93.279%

Build # 738

Build Type

push

appveyor

Committed by

web-flow

Commit Message

feat/code-quality (#350)

* Chore: file scoped namespace

* Feat: sign assembly
Fix: documentation on public methodes

* Fix: documentation and warnings

* Chore: split IPNetwork2 into multiple partial classes

* Chore: split IPNetwork2

* Chore: document partial classes

* Fix: order methodes

* Chore: documentd

* Chore: cleanup

Run Details

1603 of 1714 relevant lines covered (93.52%)

825934.22 hits per line

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92.59

/src/System.Net.IPNetwork/CidrClassFull.cs

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

namespace System.Net;

using System.Net.Sockets;

/// <summary>
/// Class <c>CidrClassFull</c> tries to guess CIDR in a ClassFull way.
/// </summary>
public sealed class CidrClassFull : ICidrGuess
{
    /// <summary>
    ///
    /// IPV4 :
    ///
    /// Class              Leading bits    Default netmask
    ///     A (CIDR /8)        00           255.0.0.0
    ///     A (CIDR /8)        01           255.0.0.0
    ///     B (CIDR /16)       10           255.255.0.0
    ///     C (CIDR /24)       11           255.255.255.0
    ///
    /// IPV6 : 64.
    ///
    /// </summary>
    /// <param name="ip">A string representing the CIDR to convert.</param>
    /// <param name="cidr">A byte representing the netmask in cidr format (/24).</param>
    /// <returns>true if ip was converted successfully; otherwise, false.</returns>
    public bool TryGuessCidr(string ip, out byte cidr)
    {
            bool parsed = IPAddress.TryParse(string.Format("{0}", ip), out var ipaddress);
            if (parsed == false)
            {
                cidr = 0;
                return false;
            }

            if (ipaddress.AddressFamily == AddressFamily.InterNetworkV6)
            {
                cidr = 64;
                return true;
            }

            var uintIPAddress = IPNetwork2.ToBigInteger(ipaddress);
            uintIPAddress = uintIPAddress >> 30;
            if (uintIPAddress <= 1)
            {
                cidr = 8;
                return true;
            }
            else if (uintIPAddress <= 2)
            {
                cidr = 16;
                return true;
            }
            else if (uintIPAddress <= 3)
            {
                cidr = 24;
                return true;
            }

            cidr = 0;
            return false;
        }
}

1	// <copyright file="CidrClassFull.cs" company="IPNetwork">
2	// Copyright (c) IPNetwork. All rights reserved.
3	// </copyright>
4
5	namespace System.Net;
6
7	using System.Net.Sockets;
8
9	/// <summary>
10	/// Class <c>CidrClassFull</c> tries to guess CIDR in a ClassFull way.
11	/// </summary>
12	public sealed class CidrClassFull : ICidrGuess
13	{
14	/// <summary>
15	///
16	/// IPV4 :
17	///
18	/// Class Leading bits Default netmask
19	/// A (CIDR /8) 00 255.0.0.0
20	/// A (CIDR /8) 01 255.0.0.0
21	/// B (CIDR /16) 10 255.255.0.0
22	/// C (CIDR /24) 11 255.255.255.0
23	///
24	/// IPV6 : 64.
25	///
26	/// </summary>
27	/// <param name="ip">A string representing the CIDR to convert.</param>
28	/// <param name="cidr">A byte representing the netmask in cidr format (/24).</param>
29	/// <returns>true if ip was converted successfully; otherwise, false.</returns>
30	public bool TryGuessCidr(string ip, out byte cidr)
31	{	56✔
32	bool parsed = IPAddress.TryParse(string.Format("{0}", ip), out var ipaddress);	56✔
33	if (parsed == false)	56✔
34	{	9✔
35	cidr = 0;	9✔
36	return false;	9✔
37	}
38
39	if (ipaddress.AddressFamily == AddressFamily.InterNetworkV6)	47✔
40	{	20✔
41	cidr = 64;	20✔
42	return true;	20✔
43	}
44
45	var uintIPAddress = IPNetwork2.ToBigInteger(ipaddress);	27✔
46	uintIPAddress = uintIPAddress >> 30;	27✔
47	if (uintIPAddress <= 1)	27✔
48	{	7✔
49	cidr = 8;	7✔
50	return true;	7✔
51	}
52	else if (uintIPAddress <= 2)	20✔
53	{	4✔
54	cidr = 16;	4✔
55	return true;	4✔
56	}
57	else if (uintIPAddress <= 3)	16✔
58	{	16✔
59	cidr = 24;	16✔
60	return true;	16✔
61	}
62
63	cidr = 0;	×
64	return false;	×
65	}	56✔
66	}

lduchosal / ipnetwork / 738

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