lduchosal / ipnetwork / 743

Committed 30 Mar 2025 12:27AM UTC coverage: 93.641% (+0.1%) from 93.516%

Build # 743

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push

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lduchosal

Commit Message

Chore: last cleanups

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82.73

/src/ConsoleApplication/Program.cs

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

namespace System.Net;

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

/// <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.Usage:
            case ActionEnum.SubtractNetwork:
            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 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|-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 ipaddresses 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 subnet");
        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 Collections.Generic;
8	using Diagnostics;
9	using IO;
10	using Numerics;
11	using Reflection;
12	using Gnu.Getopt;
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.Usage:
132	case ActionEnum.SubtractNetwork:
133	default:
134	Usage();	2✔
135	break;	2✔
136	}
137	}	11✔
138
139	private static void ListIPAddress(ProgramContext ac)
140	{	×
141	foreach (IPNetwork2 ipnetwork in ac.Networks)	×
142	{	×
143	foreach (IPAddress ipaddress in ipnetwork.ListIPAddress())	×
144	{	×
145	Console.WriteLine("{0}", ipaddress.ToString());	×
146	}	×
147	}	×
148	}	×
149
150	private static void ContainNetwork(ProgramContext ac)
151	{	1✔
152	foreach (IPNetwork2 ipnetwork in ac.Networks)	5✔
153	{	1✔
154	bool contain = ac.ContainNetwork.Contains(ipnetwork);	1✔
155	Console.WriteLine("{0} contains {1} : {2}", ac.ContainNetwork, ipnetwork, contain);	1✔
156	}	1✔
157	}	1✔
158
159	private static void OverlapNetwork(ProgramContext ac)
160	{	1✔
161	foreach (IPNetwork2 ipnetwork in ac.Networks)	5✔
162	{	1✔
163	bool overlap = ac.OverlapNetwork.Overlap(ipnetwork);	1✔
164	Console.WriteLine("{0} overlaps {1} : {2}", ac.OverlapNetwork, ipnetwork, overlap);	1✔
165	}	1✔
166	}	1✔
167
168	private static void WideSupernetNetworks(ProgramContext ac)
169	{	×
170	if (!IPNetwork2.TryWideSubnet(ac.Networks, out IPNetwork2 widesubnet))	×
171	{	×
172	Console.WriteLine("Unable to wide subnet these networks");	×
173	}	×
174
175	PrintNetwork(ac, widesubnet);	×
176	}	×
177
178	private static void SupernetNetworks(ProgramContext ac)
179	{	1✔
180	if (!IPNetwork2.TrySupernet(ac.Networks, out IPNetwork2[] supernet))	1✔
181	{	×
182	Console.WriteLine("Unable to supernet these networks");	×
183	}	×
184
185	PrintNetworks(ac, supernet, supernet.Length);	1✔
186	}	1✔
187
188	private static void PrintNetworks(ProgramContext ac, IEnumerable<IPNetwork2> ipnetworks, BigInteger networkLength)
189	{	2✔
190	int i = 0;	2✔
191	foreach (IPNetwork2 ipn in ipnetworks)	524✔
192	{	259✔
193	i++;	259✔
194	PrintNetwork(ac, ipn);	259✔
195	PrintSeparator(networkLength, i);	259✔
196	}	259✔
197	}	2✔
198
199	private static void SubnetNetworks(ProgramContext ac)
200	{	1✔
201	BigInteger i = 0;	1✔
202	foreach (IPNetwork2 ipnetwork in ac.Networks)	5✔
203	{	1✔
204	i++;	1✔
205	int networkLength = ac.Networks.Length;	1✔
206	if (!ipnetwork.TrySubnet(ac.SubnetCidr, out IPNetworkCollection ipnetworks))	1✔
207	{	×
208	Console.WriteLine("Unable to subnet ipnetwork {0} into cidr {1}", ipnetwork, ac.SubnetCidr);	×
209	PrintSeparator(networkLength, i);	×
210	continue;	×
211	}
212
213	PrintNetworks(ac, ipnetworks, ipnetworks.Count);	1✔
214	PrintSeparator(networkLength, i);	1✔
215	}	1✔
216	}	1✔
217
218	// private static void PrintSeparator(Array network, int index) {
219	// if (network.Length > 1 && index != network.Length) {
220	// Console.WriteLine("--");
221	// }
222	// }
223	private static void PrintSeparator(BigInteger max, BigInteger index)
224	{	270✔
225	if (max > 1 && index != max)	270✔
226	{	262✔
227	Console.WriteLine("--");	262✔
228	}	262✔
229	}	270✔
230
231	private static void PrintNetworks(ProgramContext ac)
232	{	5✔
233	int i = 0;	5✔
234	foreach (IPNetwork2 ipnetwork in ac.Networks)	35✔
235	{	10✔
236	i++;	10✔
237	PrintNetwork(ac, ipnetwork);	10✔
238	PrintSeparator(ac.Networks.Length, i);	10✔
239	}	10✔
240	}	5✔
241
242	private static void PrintNetwork(ProgramContext ac, IPNetwork2 ipn)
243	{	269✔
244	using var sw = new StringWriter();	269✔
245	if (ac.IPNetwork)	269✔
246	{	267✔
247	sw.WriteLine("IPNetwork : {0}", ipn);	267✔
248	}	267✔
249
250	if (ac.Network)	269✔
251	{	263✔
252	sw.WriteLine("Network : {0}", ipn.Network.ToString());	263✔
253	}	263✔
254
255	if (ac.Netmask)	269✔
256	{	263✔
257	sw.WriteLine("Netmask : {0}", ipn.Netmask.ToString());	263✔
258	}	263✔
259
260	if (ac.Cidr)	269✔
261	{	263✔
262	sw.WriteLine("Cidr : {0}", ipn.Cidr);	263✔
263	}	263✔
264
265	if (ac.Broadcast)	269✔
266	{	263✔
267	sw.WriteLine("Broadcast : {0}", ipn.Broadcast.ToString());	263✔
268	}	263✔
269
270	if (ac.FirstUsable)	269✔
271	{	263✔
272	sw.WriteLine("FirstUsable : {0}", ipn.FirstUsable.ToString());	263✔
273	}	263✔
274
275	if (ac.LastUsable)	269✔
276	{	263✔
277	sw.WriteLine("LastUsable : {0}", ipn.LastUsable.ToString());	263✔
278	}	263✔
279
280	if (ac.Usable)	269✔
281	{	263✔
282	sw.WriteLine("Usable : {0}", ipn.Usable);	263✔
283	}	263✔
284
285	if (ac.Total)	269✔
286	{	261✔
287	sw.WriteLine("Total : {0}", ipn.Total);	261✔
288	}	261✔
289
290	Console.Write(sw.ToString());	269✔
291	}	538✔
292
293	static Program()
294	{	1✔
295	foreach (ArgParsed ap in ArgsList)	43✔
296	{	20✔
297	Args.Add(ap.Arg, ap);	20✔
298	}	20✔
299	}	1✔
300
301	private static ProgramContext ParseArgs(string[] args)
302	{	11✔
303	int c;
304	var g = new Getopt("ipnetwork", args, "inmcbfltud:Dhs:wWxC:o:S:");	11✔
305	var ac = new ProgramContext();	11✔
306
307	while ((c = g.getopt()) != -1)	36✔
308	{	25✔
309	string optArg = g.Optarg;	25✔
310	Args[c].Run(ac, optArg);	25✔
311	}	25✔
312
313	var ipnetworks = new List<string>();	11✔
314	for (int i = g.Optind; i < args.Length; i++)	72✔
315	{	25✔
316	if (!string.IsNullOrEmpty(args[i]))	25✔
317	{	25✔
318	ipnetworks.Add(args[i]);	25✔
319	}	25✔
320	}	25✔
321
322	ac.NetworksString = ipnetworks.ToArray();	11✔
323	ParseIPNetworks(ac);	11✔
324
325	if (ac.Networks.Length == 0)	11✔
326	{	1✔
327	Console.WriteLine("Provide at least one ipnetwork");	1✔
328	ac.Action = ActionEnum.Usage;	1✔
329	}	1✔
330
331	if (ac.Action == ActionEnum.Supernet	11✔
332	&& ipnetworks.Count < 2)	11✔
333	{	×
334	Console.WriteLine("Supernet action required at least two ipnetworks");	×
335	ac.Action = ActionEnum.Usage;	×
336	}	×
337
338	if (ac.Action == ActionEnum.WideSupernet	11✔
339	&& ipnetworks.Count < 2)	11✔
340	{	×
341	Console.WriteLine("WideSupernet action required at least two ipnetworks");	×
342	ac.Action = ActionEnum.Usage;	×
343	}	×
344
345	if (PrintNoValue(ac))	11✔
346	{	8✔
347	PrintAll(ac);	8✔
348	}	8✔
349
350	if (g.Optind == 0)	11✔
351	{	3✔
352	PrintAll(ac);	3✔
353	}	3✔
354
355	return ac;	11✔
356	}	11✔
357
358	private static void ParseIPNetworks(ProgramContext ac)
359	{	11✔
360	var ipnetworks = new List<IPNetwork2>();	11✔
361	foreach (string ips in ac.NetworksString)	83✔
362	{	25✔
363	if (!TryParseIPNetwork(ips, ac.CidrParse, ac.CidrParsed, out IPNetwork2 ipnetwork))	25✔
364	{	1✔
365	Console.WriteLine("Unable to parse ipnetwork {0}", ips);	1✔
366	continue;	1✔
367	}
368
369	ipnetworks.Add(ipnetwork);	24✔
370	}	24✔
371
372	ac.Networks = ipnetworks.ToArray();	11✔
373	}	11✔
374
375	private static bool TryParseIPNetwork(string ip, CidrParseEnum cidrParseEnum, byte cidr, out IPNetwork2 ipn)
376	{	28✔
377	IPNetwork2 ipnetwork = null;	28✔
378	switch (cidrParseEnum)	28✔
379	{
380	case CidrParseEnum.Default when !IPNetwork2.TryParse(ip, out ipnetwork):	×
381	ipn = null;	×
382	return false;	×
383	case CidrParseEnum.Value:
384	{	28✔
385	if (!IPNetwork2.TryParse(ip, cidr, out ipnetwork))	28✔
386	{	22✔
387	if (!IPNetwork2.TryParse(ip, out ipnetwork))	22✔
388	{	1✔
389	ipn = null;	1✔
390	return false;	1✔
391	}
392	}	21✔
393
394	break;	27✔
395	}
396	}
397
398	ipn = ipnetwork;	27✔
399	return true;	27✔
400	}	28✔
401
402	private static bool PrintNoValue(ProgramContext ac)
403	{	11✔
404	ArgumentNullException.ThrowIfNull(ac);	11✔
405
406	return ac.IPNetwork == false	11✔
407	&& ac.Network == false	11✔
408	&& ac.Netmask == false	11✔
409	&& ac.Cidr == false	11✔
410	&& ac.Broadcast == false	11✔
411	&& ac.FirstUsable == false	11✔
412	&& ac.LastUsable == false	11✔
413	&& ac.Total == false	11✔
414	&& ac.Usable == false;	11✔
415	}	11✔
416
417	private static void PrintAll(ProgramContext ac)
418	{	11✔
419	ArgumentNullException.ThrowIfNull(ac);	11✔
420
421	ac.IPNetwork = true;	11✔
422	ac.Network = true;	11✔
423	ac.Netmask = true;	11✔
424	ac.Cidr = true;	11✔
425	ac.Broadcast = true;	11✔
426	ac.FirstUsable = true;	11✔
427	ac.LastUsable = true;	11✔
428	ac.Usable = true;	11✔
429	ac.Total = true;	11✔
430	}	11✔
431
432	private static void Usage()
433	{	2✔
434	Assembly assembly = Assembly.GetEntryAssembly()	2✔
435	?? Assembly.GetExecutingAssembly()	2✔
436	;	2✔
437	var fvi = FileVersionInfo.GetVersionInfo(assembly.Location);	2✔
438	string version = fvi.FileVersion;	2✔
439
440	Console.WriteLine(	2✔
441	"Usage: ipnetwork [-inmcbflu] [-d cidr\|-D] [-h\|-s cidr\|-S\|-w\|-W\|-x\|-C network\|-o network] networks ...");	2✔
442	Console.WriteLine("Version: {0}", version);	2✔
443	Console.WriteLine();	2✔
444	Console.WriteLine("Print options");	2✔
445	Console.WriteLine("\t-i : network");	2✔
446	Console.WriteLine("\t-n : network address");	2✔
447	Console.WriteLine("\t-m : netmask");	2✔
448	Console.WriteLine("\t-c : cidr");	2✔
449	Console.WriteLine("\t-b : broadcast");	2✔
450	Console.WriteLine("\t-f : first usable ip address");	2✔
451	Console.WriteLine("\t-l : last usable ip address");	2✔
452	Console.WriteLine("\t-u : number of usable ip addresses");	2✔
453	Console.WriteLine("\t-t : total number of ip addresses");	2✔
454	Console.WriteLine();	2✔
455	Console.WriteLine("Parse options");	2✔
456	Console.WriteLine("\t-d cidr : use cidr if not provided (default /32)");	2✔
457	Console.WriteLine("\t-D : IPv4 only - use default cidr (ClassA/8, ClassB/16, ClassC/24)");	2✔
458	Console.WriteLine();	2✔
459	Console.WriteLine("Actions");	2✔
460	Console.WriteLine("\t-h : help message");	2✔
461	Console.WriteLine("\t-s cidr : split network into cidr subnets");	2✔
462	Console.WriteLine("\t-w : supernet networks into smallest possible subnets");	2✔
463	Console.WriteLine("\t-W : supernet networks into one single subnet");	2✔
464	Console.WriteLine("\t-x : list all ipaddresses in networks");	2✔
465	Console.WriteLine("\t-C network : network contain networks");	2✔
466	Console.WriteLine("\t-o network : network overlap networks");	2✔
467	Console.WriteLine("\t-S network : subtract network from subnet");	2✔
468	Console.WriteLine(string.Empty);	2✔
469	Console.WriteLine("networks : one or more network addresses ");	2✔
470	Console.WriteLine(	2✔
471	" (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 )");	2✔
472	}	2✔
473	}

lduchosal / ipnetwork / 743

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