lduchosal / ipnetwork / 777

Committed 13 Aug 2025 05:47AM UTC coverage: 93.478% (-0.04%) from 93.519%

Build # 777

Build Type

push

appveyor

Committed by

web-flow

Commit Message

feat/tryparsesanitanize (#356)

* Feat: IPNetwork2 Subtract impl

* Feat: Substract IPv6

* Fix: typos

* Fix: warnings

* Fix: formatting

* Fix: sonarqube

* Feat: ipnetwork logo

* Fix: logo

* Fix: upgrade nuget

* Fix: missing TestClass

* Fix: Assert.Throws

* Fix: assert expecte order

* Fix sonarqube issues

* Feat: Subtract / console

* Chore: added documentation to sanitanize parameter
Fix: TryParse will fail if network is invalid and sanitanize is false #256

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Source File
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83.24

/src/ConsoleApplication/Program.cs

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

namespace System.Net;

using Gnu.Getopt;
using System.Collections.Generic;
using System.Diagnostics;
using System.IO;
using System.Numerics;
using System.Reflection;

/// <summary>
/// Console app for IPNetwork.
/// </summary>
public static class Program
{
    private static readonly Dictionary<int, ArgParsed> Args = new ();

    private static readonly ArgParsed[] ArgsList =
    [
        new ArgParsed('i', (ac, _) => { ac.IPNetwork = true; }),
        new ArgParsed('n', (ac, _) => { ac.Network = true; }),
        new ArgParsed('m', (ac, _) => { ac.Netmask = true; }),
        new ArgParsed('c', (ac, _) => { ac.Cidr = true; }),
        new ArgParsed('b', (ac, _) => { ac.Broadcast = true; }),
        new ArgParsed('f', (ac, _) => { ac.FirstUsable = true; }),
        new ArgParsed('l', (ac, _) => { ac.LastUsable = true; }),
        new ArgParsed('u', (ac, _) => { ac.Usable = true; }),
        new ArgParsed('t', (ac, _) => { ac.Total = true; }),
        new ArgParsed('w', (ac, _) => { ac.Action = ActionEnum.Supernet; }),
        new ArgParsed('W', (ac, _) => { ac.Action = ActionEnum.WideSupernet; }),
        new ArgParsed('h', (ac, _) => { ac.Action = ActionEnum.Usage; }),
        new ArgParsed('x', (ac, _) => { ac.Action = ActionEnum.ListIPAddress; }),
        new ArgParsed('?', (_, _) => { }),
        new ArgParsed('D', (ac, _) => { ac.CidrParse = CidrParseEnum.Default; }),
        new ArgParsed('d', (ac, arg) =>
        {
            if (!IPNetwork2.TryParseCidr(arg, Sockets.AddressFamily.InterNetwork, out byte? cidr))
            {
                Console.WriteLine("Invalid cidr {0}", cidr);
                ac.Action = ActionEnum.Usage;
                return;
            }

            ac.CidrParse = CidrParseEnum.Value;
            ac.CidrParsed = (byte)cidr!;
        }),
        new ArgParsed('s', (ac, arg) =>
        {
            if (!IPNetwork2.TryParseCidr(arg, Sockets.AddressFamily.InterNetwork, out byte? cidr))
            {
                Console.WriteLine("Invalid cidr {0}", cidr);
                ac.Action = ActionEnum.Usage;
                return;
            }

            ac.Action = ActionEnum.Subnet;
            ac.SubnetCidr = (byte)cidr!;
        }),
        new ArgParsed('C', (ac, arg) =>
        {
            if (!TryParseIPNetwork(arg, ac.CidrParse, ac.CidrParsed, out IPNetwork2 ipnetwork))
            {
                Console.WriteLine("Unable to parse ipnetwork {0}", arg);
                ac.Action = ActionEnum.Usage;
                return;
            }

            ac.Action = ActionEnum.ContainNetwork;
            ac.ContainNetwork = ipnetwork;
        }),
        new ArgParsed('o', (ac, arg) =>
        {
            if (!TryParseIPNetwork(arg, ac.CidrParse, ac.CidrParsed, out IPNetwork2 ipnetwork))
            {
                Console.WriteLine("Unable to parse ipnetwork {0}", arg);
                ac.Action = ActionEnum.Usage;
                return;
            }

            ac.Action = ActionEnum.OverlapNetwork;
            ac.OverlapNetwork = ipnetwork;
        }),
        new ArgParsed('S', (ac, arg) =>
        {
            if (!TryParseIPNetwork(arg, ac.CidrParse, ac.CidrParsed, out IPNetwork2 ipnetwork))
            {
                Console.WriteLine("Unable to parse ipnetwork {0}", arg);
                ac.Action = ActionEnum.Usage;
                return;
            }

            ac.Action = ActionEnum.SubtractNetwork;
            ac.SubtractNetwork = ipnetwork;
        })
    ];

    /// <summary>
    /// Program entry point.
    /// </summary>
    /// <param name="args">program arguments.</param>
    public static void Main(string[] args)
    {
        ProgramContext ac = ParseArgs(args);

        switch (ac.Action)
        {
            case ActionEnum.Subnet:
                SubnetNetworks(ac);
                break;
            case ActionEnum.Supernet:
                SupernetNetworks(ac);
                break;
            case ActionEnum.WideSupernet:
                WideSupernetNetworks(ac);
                break;
            case ActionEnum.PrintNetworks:
                PrintNetworks(ac);
                break;
            case ActionEnum.ContainNetwork:
                ContainNetwork(ac);
                break;
            case ActionEnum.OverlapNetwork:
                OverlapNetwork(ac);
                break;
            case ActionEnum.ListIPAddress:
                ListIPAddress(ac);
                break;
            case ActionEnum.SubtractNetwork:
                SubtractNetwork(ac);
                break;
            case ActionEnum.Usage:
            default:
                Usage();
                break;
        }
    }

    private static void ListIPAddress(ProgramContext ac)
    {
        foreach (IPNetwork2 ipnetwork in ac.Networks)
        {
            foreach (IPAddress ipaddress in ipnetwork.ListIPAddress())
            {
                Console.WriteLine("{0}", ipaddress.ToString());
            }
        }
    }
    
    private static void SubtractNetwork(ProgramContext ac)
    {
        foreach (IPNetwork2 ipnetwork in ac.Networks)
        {
            foreach (IPNetwork2 subtracted in ipnetwork.Subtract(ac.SubtractNetwork))
            {
                Console.WriteLine("{0}", subtracted);
            }
        }
    }
    
    private static void ContainNetwork(ProgramContext ac)
    {
        foreach (IPNetwork2 ipnetwork in ac.Networks)
        {
            bool contain = ac.ContainNetwork.Contains(ipnetwork);
            Console.WriteLine("{0} contains {1} : {2}", ac.ContainNetwork, ipnetwork, contain);
        }
    }

    private static void OverlapNetwork(ProgramContext ac)
    {
        foreach (IPNetwork2 ipnetwork in ac.Networks)
        {
            bool overlap = ac.OverlapNetwork.Overlap(ipnetwork);
            Console.WriteLine("{0} overlaps {1} : {2}", ac.OverlapNetwork, ipnetwork, overlap);
        }
    }

    private static void WideSupernetNetworks(ProgramContext ac)
    {
        if (!IPNetwork2.TryWideSubnet(ac.Networks, out IPNetwork2 widesubnet))
        {
            Console.WriteLine("Unable to wide subnet these networks");
        }

        PrintNetwork(ac, widesubnet);
    }

    private static void SupernetNetworks(ProgramContext ac)
    {
        if (!IPNetwork2.TrySupernet(ac.Networks, out IPNetwork2[] supernet))
        {
            Console.WriteLine("Unable to supernet these networks");
        }

        PrintNetworks(ac, supernet, supernet.Length);
    }

    private static void PrintNetworks(ProgramContext ac, IEnumerable<IPNetwork2> ipnetworks, BigInteger networkLength)
    {
        int i = 0;
        foreach (IPNetwork2 ipn in ipnetworks)
        {
            i++;
            PrintNetwork(ac, ipn);
            PrintSeparator(networkLength, i);
        }
    }

    private static void SubnetNetworks(ProgramContext ac)
    {
        BigInteger i = 0;
        foreach (IPNetwork2 ipnetwork in ac.Networks)
        {
            i++;
            int networkLength = ac.Networks.Length;
            if (!ipnetwork.TrySubnet(ac.SubnetCidr, out IPNetworkCollection ipnetworks))
            {
                Console.WriteLine("Unable to subnet ipnetwork {0} into cidr {1}", ipnetwork, ac.SubnetCidr);
                PrintSeparator(networkLength, i);
                continue;
            }

            PrintNetworks(ac, ipnetworks, ipnetworks.Count);
            PrintSeparator(networkLength, i);
        }
    }

    // private static void PrintSeparator(Array network, int index) {
    //    if (network.Length > 1 && index != network.Length) {
    //        Console.WriteLine("--");
    //    }
    // }
    private static void PrintSeparator(BigInteger max, BigInteger index)
    {
        if (max > 1 && index != max)
        {
            Console.WriteLine("--");
        }
    }

    private static void PrintNetworks(ProgramContext ac)
    {
        int i = 0;
        foreach (IPNetwork2 ipnetwork in ac.Networks)
        {
            i++;
            PrintNetwork(ac, ipnetwork);
            PrintSeparator(ac.Networks.Length, i);
        }
    }

    private static void PrintNetwork(ProgramContext ac, IPNetwork2 ipn)
    {
        using var sw = new StringWriter();
        if (ac.IPNetwork)
        {
            sw.WriteLine("IPNetwork   : {0}", ipn);
        }

        if (ac.Network)
        {
            sw.WriteLine("Network     : {0}", ipn.Network.ToString());
        }

        if (ac.Netmask)
        {
            sw.WriteLine("Netmask     : {0}", ipn.Netmask.ToString());
        }

        if (ac.Cidr)
        {
            sw.WriteLine("Cidr        : {0}", ipn.Cidr);
        }

        if (ac.Broadcast)
        {
            sw.WriteLine("Broadcast   : {0}", ipn.Broadcast.ToString());
        }

        if (ac.FirstUsable)
        {
            sw.WriteLine("FirstUsable : {0}", ipn.FirstUsable.ToString());
        }

        if (ac.LastUsable)
        {
            sw.WriteLine("LastUsable  : {0}", ipn.LastUsable.ToString());
        }

        if (ac.Usable)
        {
            sw.WriteLine("Usable      : {0}", ipn.Usable);
        }

        if (ac.Total)
        {
            sw.WriteLine("Total       : {0}", ipn.Total);
        }

        Console.Write(sw.ToString());
    }

    static Program()
    {
        foreach (ArgParsed ap in ArgsList)
        {
            Args.Add(ap.Arg, ap);
        }
    }

    private static ProgramContext ParseArgs(string[] args)
    {
        int c;
        var g = new Getopt("ipnetwork", args, "inmcbfltud:Dhs:wWxC:o:S:");
        var ac = new ProgramContext();

        while ((c = g.getopt()) != -1)
        {
            string optArg = g.Optarg;
            Args[c].Run(ac, optArg);
        }

        var ipnetworks = new List<string>();
        for (int i = g.Optind; i < args.Length; i++)
        {
            if (!string.IsNullOrEmpty(args[i]))
            {
                ipnetworks.Add(args[i]);
            }
        }

        ac.NetworksString = ipnetworks.ToArray();
        ParseIPNetworks(ac);

        if (ac.Networks.Length == 0)
        {
            Console.WriteLine("Provide at least one ipnetwork");
            ac.Action = ActionEnum.Usage;
        }

        if (ac.Action == ActionEnum.Supernet
            && ipnetworks.Count < 2)
        {
            Console.WriteLine("Supernet action required at least two ipnetworks");
            ac.Action = ActionEnum.Usage;
        }

        if (ac.Action == ActionEnum.WideSupernet
            && ipnetworks.Count < 2)
        {
            Console.WriteLine("WideSupernet action required at least two ipnetworks");
            ac.Action = ActionEnum.Usage;
        }

        if (PrintNoValue(ac))
        {
            PrintAll(ac);
        }

        if (g.Optind == 0)
        {
            PrintAll(ac);
        }

        return ac;
    }

    private static void ParseIPNetworks(ProgramContext ac)
    {
        var ipnetworks = new List<IPNetwork2>();
        foreach (string ips in ac.NetworksString)
        {
            if (!TryParseIPNetwork(ips, ac.CidrParse, ac.CidrParsed, out IPNetwork2 ipnetwork))
            {
                Console.WriteLine("Unable to parse ipnetwork {0}", ips);
                continue;
            }

            ipnetworks.Add(ipnetwork);
        }

        ac.Networks = ipnetworks.ToArray();
    }

    private static bool TryParseIPNetwork(string ip, CidrParseEnum cidrParseEnum, byte cidr, out IPNetwork2 ipn)
    {
        IPNetwork2 ipnetwork = null;
        switch (cidrParseEnum)
        {
            case CidrParseEnum.Default when !IPNetwork2.TryParse(ip, out ipnetwork):
                ipn = null;
                return false;
            case CidrParseEnum.Value:
            {
                if (!IPNetwork2.TryParse(ip, cidr, out ipnetwork))
                {
                    if (!IPNetwork2.TryParse(ip, out ipnetwork))
                    {
                        ipn = null;
                        return false;
                    }
                }

                break;
            }
        }

        ipn = ipnetwork;
        return true;
    }

    private static bool PrintNoValue(ProgramContext ac)
    {
        ArgumentNullException.ThrowIfNull(ac);

        return ac.IPNetwork == false
               && ac.Network == false
               && ac.Netmask == false
               && ac.Cidr == false
               && ac.Broadcast == false
               && ac.FirstUsable == false
               && ac.LastUsable == false
               && ac.Total == false
               && ac.Usable == false;
    }

    private static void PrintAll(ProgramContext ac)
    {
        ArgumentNullException.ThrowIfNull(ac);

        ac.IPNetwork = true;
        ac.Network = true;
        ac.Netmask = true;
        ac.Cidr = true;
        ac.Broadcast = true;
        ac.FirstUsable = true;
        ac.LastUsable = true;
        ac.Usable = true;
        ac.Total = true;
    }

    private static void Usage()
    {
        Assembly assembly = Assembly.GetEntryAssembly()
                            ?? Assembly.GetExecutingAssembly()
            ;
        var fvi = FileVersionInfo.GetVersionInfo(assembly.Location);
        string version = fvi.FileVersion;

        Console.WriteLine(
            "Usage: ipnetwork [-inmcbflu] [-d cidr|-D] [-h|-s cidr|-S network|-w|-W|-x|-C network|-o network] networks ...");
        Console.WriteLine("Version: {0}", version);
        Console.WriteLine();
        Console.WriteLine("Print options");
        Console.WriteLine("\t-i : network");
        Console.WriteLine("\t-n : network address");
        Console.WriteLine("\t-m : netmask");
        Console.WriteLine("\t-c : cidr");
        Console.WriteLine("\t-b : broadcast");
        Console.WriteLine("\t-f : first usable ip address");
        Console.WriteLine("\t-l : last usable ip address");
        Console.WriteLine("\t-u : number of usable ip addresses");
        Console.WriteLine("\t-t : total number of ip addresses");
        Console.WriteLine();
        Console.WriteLine("Parse options");
        Console.WriteLine("\t-d cidr : use cidr if not provided (default /32)");
        Console.WriteLine("\t-D      : IPv4 only - use default cidr (ClassA/8, ClassB/16, ClassC/24)");
        Console.WriteLine();
        Console.WriteLine("Actions");
        Console.WriteLine("\t-h         : help message");
        Console.WriteLine("\t-s cidr    : split network into cidr subnets");
        Console.WriteLine("\t-w         : supernet networks into smallest possible subnets");
        Console.WriteLine("\t-W         : supernet networks into one single subnet");
        Console.WriteLine("\t-x         : list all ip adresses in networks");
        Console.WriteLine("\t-C network : network contain networks");
        Console.WriteLine("\t-o network : network overlap networks");
        Console.WriteLine("\t-S network : subtract network from networks");
        Console.WriteLine(string.Empty);
        Console.WriteLine("networks  : one or more network addresses ");
        Console.WriteLine(
            "            (1.2.3.4 10.0.0.0/8 10.0.0.0/255.0.0.0 2001:db8::/32 2001:db8:1:2:3:4:5:6/128 )");
    }
}

1	// <copyright file="Program.cs" company="IPNetwork">
2	// Copyright (c) IPNetwork. All rights reserved.
3	// </copyright>
4
5	namespace System.Net;
6
7	using Gnu.Getopt;
8	using System.Collections.Generic;
9	using System.Diagnostics;
10	using System.IO;
11	using System.Numerics;
12	using System.Reflection;
13
14	/// <summary>
15	/// Console app for IPNetwork.
16	/// </summary>
17	public static class Program
18	{
19	private static readonly Dictionary<int, ArgParsed> Args = new ();	1✔
20
21	private static readonly ArgParsed[] ArgsList =	1✔
22	[	1✔
23	new ArgParsed('i', (ac, _) => { ac.IPNetwork = true; }),	3✔
24	new ArgParsed('n', (ac, _) => { ac.Network = true; }),	6✔
25	new ArgParsed('m', (ac, _) => { ac.Netmask = true; }),	6✔
26	new ArgParsed('c', (ac, _) => { ac.Cidr = true; }),	6✔
27	new ArgParsed('b', (ac, _) => { ac.Broadcast = true; }),	6✔
28	new ArgParsed('f', (ac, _) => { ac.FirstUsable = true; }),	6✔
29	new ArgParsed('l', (ac, _) => { ac.LastUsable = true; }),	6✔
30	new ArgParsed('u', (ac, _) => { ac.Usable = true; }),	6✔
31	new ArgParsed('t', (ac, _) => { ac.Total = true; }),	×
32	new ArgParsed('w', (ac, _) => { ac.Action = ActionEnum.Supernet; }),	3✔
33	new ArgParsed('W', (ac, _) => { ac.Action = ActionEnum.WideSupernet; }),	×
34	new ArgParsed('h', (ac, _) => { ac.Action = ActionEnum.Usage; }),	×
35	new ArgParsed('x', (ac, _) => { ac.Action = ActionEnum.ListIPAddress; }),	3✔
36	new ArgParsed('?', (_, _) => { }),	4✔
37	new ArgParsed('D', (ac, _) => { ac.CidrParse = CidrParseEnum.Default; }),	×
38	new ArgParsed('d', (ac, arg) =>	1✔
39	{	2✔
40	if (!IPNetwork2.TryParseCidr(arg, Sockets.AddressFamily.InterNetwork, out byte? cidr))	2✔
41	{	×
42	Console.WriteLine("Invalid cidr {0}", cidr);	×
43	ac.Action = ActionEnum.Usage;	×
44	return;	×
45	}	1✔
46		1✔
47	ac.CidrParse = CidrParseEnum.Value;	2✔
48	ac.CidrParsed = (byte)cidr!;	2✔
49	}),	2✔
50	new ArgParsed('s', (ac, arg) =>	1✔
51	{	1✔
52	if (!IPNetwork2.TryParseCidr(arg, Sockets.AddressFamily.InterNetwork, out byte? cidr))	1✔
53	{	×
54	Console.WriteLine("Invalid cidr {0}", cidr);	×
55	ac.Action = ActionEnum.Usage;	×
56	return;	×
57	}	1✔
58		1✔
59	ac.Action = ActionEnum.Subnet;	1✔
60	ac.SubnetCidr = (byte)cidr!;	1✔
61	}),	1✔
62	new ArgParsed('C', (ac, arg) =>	1✔
63	{	1✔
64	if (!TryParseIPNetwork(arg, ac.CidrParse, ac.CidrParsed, out IPNetwork2 ipnetwork))	1✔
65	{	×
66	Console.WriteLine("Unable to parse ipnetwork {0}", arg);	×
67	ac.Action = ActionEnum.Usage;	×
68	return;	×
69	}	1✔
70		1✔
71	ac.Action = ActionEnum.ContainNetwork;	1✔
72	ac.ContainNetwork = ipnetwork;	1✔
73	}),	1✔
74	new ArgParsed('o', (ac, arg) =>	1✔
75	{	1✔
76	if (!TryParseIPNetwork(arg, ac.CidrParse, ac.CidrParsed, out IPNetwork2 ipnetwork))	1✔
77	{	×
78	Console.WriteLine("Unable to parse ipnetwork {0}", arg);	×
79	ac.Action = ActionEnum.Usage;	×
80	return;	×
81	}	1✔
82		1✔
83	ac.Action = ActionEnum.OverlapNetwork;	1✔
84	ac.OverlapNetwork = ipnetwork;	1✔
85	}),	1✔
86	new ArgParsed('S', (ac, arg) =>	1✔
87	{	1✔
88	if (!TryParseIPNetwork(arg, ac.CidrParse, ac.CidrParsed, out IPNetwork2 ipnetwork))	1✔
89	{	×
90	Console.WriteLine("Unable to parse ipnetwork {0}", arg);	×
91	ac.Action = ActionEnum.Usage;	×
92	return;	×
93	}	1✔
94		1✔
95	ac.Action = ActionEnum.SubtractNetwork;	1✔
96	ac.SubtractNetwork = ipnetwork;	1✔
97	})	1✔
98	];	1✔
99
100	/// <summary>
101	/// Program entry point.
102	/// </summary>
103	/// <param name="args">program arguments.</param>
104	public static void Main(string[] args)
105	{	11✔
106	ProgramContext ac = ParseArgs(args);	11✔
107
108	switch (ac.Action)	11✔
109	{
110	case ActionEnum.Subnet:
111	SubnetNetworks(ac);	1✔
112	break;	1✔
113	case ActionEnum.Supernet:
114	SupernetNetworks(ac);	1✔
115	break;	1✔
116	case ActionEnum.WideSupernet:
117	WideSupernetNetworks(ac);	×
118	break;	×
119	case ActionEnum.PrintNetworks:
120	PrintNetworks(ac);	5✔
121	break;	5✔
122	case ActionEnum.ContainNetwork:
123	ContainNetwork(ac);	1✔
124	break;	1✔
125	case ActionEnum.OverlapNetwork:
126	OverlapNetwork(ac);	1✔
127	break;	1✔
128	case ActionEnum.ListIPAddress:
129	ListIPAddress(ac);	×
130	break;	×
131	case ActionEnum.SubtractNetwork:
132	SubtractNetwork(ac);	1✔
133	break;	1✔
134	case ActionEnum.Usage:
135	default:
136	Usage();	1✔
137	break;	1✔
138	}
139	}	11✔
140
141	private static void ListIPAddress(ProgramContext ac)
142	{	×
143	foreach (IPNetwork2 ipnetwork in ac.Networks)	×
144	{	×
145	foreach (IPAddress ipaddress in ipnetwork.ListIPAddress())	×
146	{	×
147	Console.WriteLine("{0}", ipaddress.ToString());	×
148	}	×
149	}	×
150	}	×
151
152	private static void SubtractNetwork(ProgramContext ac)
153	{	1✔
154	foreach (IPNetwork2 ipnetwork in ac.Networks)	13✔
155	{	5✔
156	foreach (IPNetwork2 subtracted in ipnetwork.Subtract(ac.SubtractNetwork))	25✔
157	{	5✔
158	Console.WriteLine("{0}", subtracted);	5✔
159	}	5✔
160	}	5✔
161	}	1✔
162
163	private static void ContainNetwork(ProgramContext ac)
164	{	1✔
165	foreach (IPNetwork2 ipnetwork in ac.Networks)	5✔
166	{	1✔
167	bool contain = ac.ContainNetwork.Contains(ipnetwork);	1✔
168	Console.WriteLine("{0} contains {1} : {2}", ac.ContainNetwork, ipnetwork, contain);	1✔
169	}	1✔
170	}	1✔
171
172	private static void OverlapNetwork(ProgramContext ac)
173	{	1✔
174	foreach (IPNetwork2 ipnetwork in ac.Networks)	5✔
175	{	1✔
176	bool overlap = ac.OverlapNetwork.Overlap(ipnetwork);	1✔
177	Console.WriteLine("{0} overlaps {1} : {2}", ac.OverlapNetwork, ipnetwork, overlap);	1✔
178	}	1✔
179	}	1✔
180
181	private static void WideSupernetNetworks(ProgramContext ac)
182	{	×
183	if (!IPNetwork2.TryWideSubnet(ac.Networks, out IPNetwork2 widesubnet))	×
184	{	×
185	Console.WriteLine("Unable to wide subnet these networks");	×
186	}	×
187
188	PrintNetwork(ac, widesubnet);	×
189	}	×
190
191	private static void SupernetNetworks(ProgramContext ac)
192	{	1✔
193	if (!IPNetwork2.TrySupernet(ac.Networks, out IPNetwork2[] supernet))	1✔
194	{	×
195	Console.WriteLine("Unable to supernet these networks");	×
196	}	×
197
198	PrintNetworks(ac, supernet, supernet.Length);	1✔
199	}	1✔
200
201	private static void PrintNetworks(ProgramContext ac, IEnumerable<IPNetwork2> ipnetworks, BigInteger networkLength)
202	{	2✔
203	int i = 0;	2✔
204	foreach (IPNetwork2 ipn in ipnetworks)	524✔
205	{	259✔
206	i++;	259✔
207	PrintNetwork(ac, ipn);	259✔
208	PrintSeparator(networkLength, i);	259✔
209	}	259✔
210	}	2✔
211
212	private static void SubnetNetworks(ProgramContext ac)
213	{	1✔
214	BigInteger i = 0;	1✔
215	foreach (IPNetwork2 ipnetwork in ac.Networks)	5✔
216	{	1✔
217	i++;	1✔
218	int networkLength = ac.Networks.Length;	1✔
219	if (!ipnetwork.TrySubnet(ac.SubnetCidr, out IPNetworkCollection ipnetworks))	1✔
220	{	×
221	Console.WriteLine("Unable to subnet ipnetwork {0} into cidr {1}", ipnetwork, ac.SubnetCidr);	×
222	PrintSeparator(networkLength, i);	×
223	continue;	×
224	}
225
226	PrintNetworks(ac, ipnetworks, ipnetworks.Count);	1✔
227	PrintSeparator(networkLength, i);	1✔
228	}	1✔
229	}	1✔
230
231	// private static void PrintSeparator(Array network, int index) {
232	// if (network.Length > 1 && index != network.Length) {
233	// Console.WriteLine("--");
234	// }
235	// }
236	private static void PrintSeparator(BigInteger max, BigInteger index)
237	{	270✔
238	if (max > 1 && index != max)	270✔
239	{	262✔
240	Console.WriteLine("--");	262✔
241	}	262✔
242	}	270✔
243
244	private static void PrintNetworks(ProgramContext ac)
245	{	5✔
246	int i = 0;	5✔
247	foreach (IPNetwork2 ipnetwork in ac.Networks)	35✔
248	{	10✔
249	i++;	10✔
250	PrintNetwork(ac, ipnetwork);	10✔
251	PrintSeparator(ac.Networks.Length, i);	10✔
252	}	10✔
253	}	5✔
254
255	private static void PrintNetwork(ProgramContext ac, IPNetwork2 ipn)
256	{	269✔
257	using var sw = new StringWriter();	269✔
258	if (ac.IPNetwork)	269✔
259	{	267✔
260	sw.WriteLine("IPNetwork : {0}", ipn);	267✔
261	}	267✔
262
263	if (ac.Network)	269✔
264	{	263✔
265	sw.WriteLine("Network : {0}", ipn.Network.ToString());	263✔
266	}	263✔
267
268	if (ac.Netmask)	269✔
269	{	263✔
270	sw.WriteLine("Netmask : {0}", ipn.Netmask.ToString());	263✔
271	}	263✔
272
273	if (ac.Cidr)	269✔
274	{	263✔
275	sw.WriteLine("Cidr : {0}", ipn.Cidr);	263✔
276	}	263✔
277
278	if (ac.Broadcast)	269✔
279	{	263✔
280	sw.WriteLine("Broadcast : {0}", ipn.Broadcast.ToString());	263✔
281	}	263✔
282
283	if (ac.FirstUsable)	269✔
284	{	263✔
285	sw.WriteLine("FirstUsable : {0}", ipn.FirstUsable.ToString());	263✔
286	}	263✔
287
288	if (ac.LastUsable)	269✔
289	{	263✔
290	sw.WriteLine("LastUsable : {0}", ipn.LastUsable.ToString());	263✔
291	}	263✔
292
293	if (ac.Usable)	269✔
294	{	263✔
295	sw.WriteLine("Usable : {0}", ipn.Usable);	263✔
296	}	263✔
297
298	if (ac.Total)	269✔
299	{	261✔
300	sw.WriteLine("Total : {0}", ipn.Total);	261✔
301	}	261✔
302
303	Console.Write(sw.ToString());	269✔
304	}	538✔
305
306	static Program()
307	{	1✔
308	foreach (ArgParsed ap in ArgsList)	43✔
309	{	20✔
310	Args.Add(ap.Arg, ap);	20✔
311	}	20✔
312	}	1✔
313
314	private static ProgramContext ParseArgs(string[] args)
315	{	11✔
316	int c;
317	var g = new Getopt("ipnetwork", args, "inmcbfltud:Dhs:wWxC:o:S:");	11✔
318	var ac = new ProgramContext();	11✔
319
320	while ((c = g.getopt()) != -1)	36✔
321	{	25✔
322	string optArg = g.Optarg;	25✔
323	Args[c].Run(ac, optArg);	25✔
324	}	25✔
325
326	var ipnetworks = new List<string>();	11✔
327	for (int i = g.Optind; i < args.Length; i++)	72✔
328	{	25✔
329	if (!string.IsNullOrEmpty(args[i]))	25✔
330	{	25✔
331	ipnetworks.Add(args[i]);	25✔
332	}	25✔
333	}	25✔
334
335	ac.NetworksString = ipnetworks.ToArray();	11✔
336	ParseIPNetworks(ac);	11✔
337
338	if (ac.Networks.Length == 0)	11✔
339	{	1✔
340	Console.WriteLine("Provide at least one ipnetwork");	1✔
341	ac.Action = ActionEnum.Usage;	1✔
342	}	1✔
343
344	if (ac.Action == ActionEnum.Supernet	11✔
345	&& ipnetworks.Count < 2)	11✔
346	{	×
347	Console.WriteLine("Supernet action required at least two ipnetworks");	×
348	ac.Action = ActionEnum.Usage;	×
349	}	×
350
351	if (ac.Action == ActionEnum.WideSupernet	11✔
352	&& ipnetworks.Count < 2)	11✔
353	{	×
354	Console.WriteLine("WideSupernet action required at least two ipnetworks");	×
355	ac.Action = ActionEnum.Usage;	×
356	}	×
357
358	if (PrintNoValue(ac))	11✔
359	{	8✔
360	PrintAll(ac);	8✔
361	}	8✔
362
363	if (g.Optind == 0)	11✔
364	{	3✔
365	PrintAll(ac);	3✔
366	}	3✔
367
368	return ac;	11✔
369	}	11✔
370
371	private static void ParseIPNetworks(ProgramContext ac)
372	{	11✔
373	var ipnetworks = new List<IPNetwork2>();	11✔
374	foreach (string ips in ac.NetworksString)	83✔
375	{	25✔
376	if (!TryParseIPNetwork(ips, ac.CidrParse, ac.CidrParsed, out IPNetwork2 ipnetwork))	25✔
377	{	1✔
378	Console.WriteLine("Unable to parse ipnetwork {0}", ips);	1✔
379	continue;	1✔
380	}
381
382	ipnetworks.Add(ipnetwork);	24✔
383	}	24✔
384
385	ac.Networks = ipnetworks.ToArray();	11✔
386	}	11✔
387
388	private static bool TryParseIPNetwork(string ip, CidrParseEnum cidrParseEnum, byte cidr, out IPNetwork2 ipn)
389	{	28✔
390	IPNetwork2 ipnetwork = null;	28✔
391	switch (cidrParseEnum)	28✔
392	{
393	case CidrParseEnum.Default when !IPNetwork2.TryParse(ip, out ipnetwork):	×
394	ipn = null;	×
395	return false;	×
396	case CidrParseEnum.Value:
397	{	28✔
398	if (!IPNetwork2.TryParse(ip, cidr, out ipnetwork))	28✔
399	{	22✔
400	if (!IPNetwork2.TryParse(ip, out ipnetwork))	22✔
401	{	1✔
402	ipn = null;	1✔
403	return false;	1✔
404	}
405	}	21✔
406
407	break;	27✔
408	}
409	}
410
411	ipn = ipnetwork;	27✔
412	return true;	27✔
413	}	28✔
414
415	private static bool PrintNoValue(ProgramContext ac)
416	{	11✔
417	ArgumentNullException.ThrowIfNull(ac);	11✔
418
419	return ac.IPNetwork == false	11✔
420	&& ac.Network == false	11✔
421	&& ac.Netmask == false	11✔
422	&& ac.Cidr == false	11✔
423	&& ac.Broadcast == false	11✔
424	&& ac.FirstUsable == false	11✔
425	&& ac.LastUsable == false	11✔
426	&& ac.Total == false	11✔
427	&& ac.Usable == false;	11✔
428	}	11✔
429
430	private static void PrintAll(ProgramContext ac)
431	{	11✔
432	ArgumentNullException.ThrowIfNull(ac);	11✔
433
434	ac.IPNetwork = true;	11✔
435	ac.Network = true;	11✔
436	ac.Netmask = true;	11✔
437	ac.Cidr = true;	11✔
438	ac.Broadcast = true;	11✔
439	ac.FirstUsable = true;	11✔
440	ac.LastUsable = true;	11✔
441	ac.Usable = true;	11✔
442	ac.Total = true;	11✔
443	}	11✔
444
445	private static void Usage()
446	{	1✔
447	Assembly assembly = Assembly.GetEntryAssembly()	1✔
448	?? Assembly.GetExecutingAssembly()	1✔
449	;	1✔
450	var fvi = FileVersionInfo.GetVersionInfo(assembly.Location);	1✔
451	string version = fvi.FileVersion;	1✔
452
453	Console.WriteLine(	1✔
454	"Usage: ipnetwork [-inmcbflu] [-d cidr\|-D] [-h\|-s cidr\|-S network\|-w\|-W\|-x\|-C network\|-o network] networks ...");	1✔
455	Console.WriteLine("Version: {0}", version);	1✔
456	Console.WriteLine();	1✔
457	Console.WriteLine("Print options");	1✔
458	Console.WriteLine("\t-i : network");	1✔
459	Console.WriteLine("\t-n : network address");	1✔
460	Console.WriteLine("\t-m : netmask");	1✔
461	Console.WriteLine("\t-c : cidr");	1✔
462	Console.WriteLine("\t-b : broadcast");	1✔
463	Console.WriteLine("\t-f : first usable ip address");	1✔
464	Console.WriteLine("\t-l : last usable ip address");	1✔
465	Console.WriteLine("\t-u : number of usable ip addresses");	1✔
466	Console.WriteLine("\t-t : total number of ip addresses");	1✔
467	Console.WriteLine();	1✔
468	Console.WriteLine("Parse options");	1✔
469	Console.WriteLine("\t-d cidr : use cidr if not provided (default /32)");	1✔
470	Console.WriteLine("\t-D : IPv4 only - use default cidr (ClassA/8, ClassB/16, ClassC/24)");	1✔
471	Console.WriteLine();	1✔
472	Console.WriteLine("Actions");	1✔
473	Console.WriteLine("\t-h : help message");	1✔
474	Console.WriteLine("\t-s cidr : split network into cidr subnets");	1✔
475	Console.WriteLine("\t-w : supernet networks into smallest possible subnets");	1✔
476	Console.WriteLine("\t-W : supernet networks into one single subnet");	1✔
477	Console.WriteLine("\t-x : list all ip adresses in networks");	1✔
478	Console.WriteLine("\t-C network : network contain networks");	1✔
479	Console.WriteLine("\t-o network : network overlap networks");	1✔
480	Console.WriteLine("\t-S network : subtract network from networks");	1✔
481	Console.WriteLine(string.Empty);	1✔
482	Console.WriteLine("networks : one or more network addresses ");	1✔
483	Console.WriteLine(	1✔
484	" (1.2.3.4 10.0.0.0/8 10.0.0.0/255.0.0.0 2001:db8::/32 2001:db8:1:2:3:4:5:6/128 )");	1✔
485	}	1✔
486	}

lduchosal / ipnetwork / 777

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