lduchosal / ipnetwork / 809

Committed 17 Aug 2025 08:25AM UTC coverage: 93.223% (-1.0%) from 94.226%

Build # 809

Build Type

push

appveyor

Committed by

web-flow

Commit Message

Chore: cleanup, breaking changes, enum, tryparse, exception, static ListIPAddress (#363)

* Chore: huge cleanup, enum, tryparse, exception, static ListIPAddress, important changes : IPNetwork comparison and sort order have change to reflect expected behavoir
* Fix: obsolete enums
* Fix: network sorting and member comparison
* Chore: upgrade version number 3.3

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Source File
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83.15

/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 = Action.Supernet; }),
        new ArgParsed('W', (ac, _) => { ac.Action = Action.WideSupernet; }),
        new ArgParsed('h', (ac, _) => { ac.Action = Action.Usage; }),
        new ArgParsed('x', (ac, _) => { ac.Action = Action.ListIPAddress; }),
        new ArgParsed('?', (_, _) => { }),
        new ArgParsed('D', (ac, _) => { ac.CidrParse = CidrParse.Default; }),
        new ArgParsed('d', (ac, arg) =>
        {
            if (!IPNetwork2.TryParseCidr(arg, Sockets.AddressFamily.InterNetwork, out byte? cidr))
            {
                Console.WriteLine("Invalid cidr {0}", cidr);
                ac.Action = Action.Usage;
                return;
            }

            ac.CidrParse = CidrParse.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 = Action.Usage;
                return;
            }

            ac.Action = Action.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 {arg}", arg);
                ac.Action = Action.Usage;
                return;
            }

            ac.Action = Action.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 = Action.Usage;
                return;
            }

            ac.Action = Action.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 = Action.Usage;
                return;
            }

            ac.Action = Action.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 Action.Subnet:
                SubnetNetworks(ac);
                break;
            case Action.Supernet:
                SupernetNetworks(ac);
                break;
            case Action.WideSupernet:
                WideSupernetNetworks(ac);
                break;
            case Action.PrintNetworks:
                PrintNetworks(ac);
                break;
            case Action.ContainNetwork:
                ContainNetwork(ac);
                break;
            case Action.OverlapNetwork:
                OverlapNetwork(ac);
                break;
            case Action.ListIPAddress:
                ListIPAddress(ac);
                break;
            case Action.SubtractNetwork:
                SubtractNetwork(ac);
                break;
            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 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(BigInteger max, BigInteger index)
    {
        if (max > 1 && index != max)
        {
            Console.WriteLine("--");
        }
    }
    
    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 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 = Action.Usage;
        }

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

        if (ac.Action == Action.WideSupernet
            && ipnetworks.Count < 2)
        {
            Console.WriteLine("WideSupernet action required at least two ipnetworks");
            ac.Action = Action.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, CidrParse cidrParse, byte cidr, out IPNetwork2 ipn)
    {
        IPNetwork2 ipnetwork = null;
        switch (cidrParse)
        {
            case CidrParse.Default when !IPNetwork2.TryParse(ip, out ipnetwork):
                ipn = null;
                return false;
            case CidrParse.Value:
            {
                if (!IPNetwork2.TryParse(ip, cidr, out ipnetwork)
                    && !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 
               && !ac.Network 
               && !ac.Netmask 
               && !ac.Cidr 
               && !ac.Broadcast 
               && !ac.FirstUsable 
               && !ac.LastUsable 
               && !ac.Total 
               && !ac.Usable;
    }

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

lduchosal / ipnetwork / 809

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