95 lines
2.0 KiB
C#
95 lines
2.0 KiB
C#
using System;
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using System.Collections;
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using System.Collections.Generic;
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using System.Net;
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using System.Numerics;
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namespace Emby.Server.Implementations.Networking.IPNetwork
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{
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public class IPAddressCollection : IEnumerable<IPAddress>, IEnumerator<IPAddress>
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{
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private IPNetwork _ipnetwork;
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private BigInteger _enumerator;
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internal IPAddressCollection(IPNetwork ipnetwork)
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{
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this._ipnetwork = ipnetwork;
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this._enumerator = -1;
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}
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#region Count, Array, Enumerator
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public BigInteger Count => this._ipnetwork.Total;
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public IPAddress this[BigInteger i]
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{
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get
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{
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if (i >= this.Count)
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{
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throw new ArgumentOutOfRangeException(nameof(i));
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}
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byte width = this._ipnetwork.AddressFamily == System.Net.Sockets.AddressFamily.InterNetwork ? (byte)32 : (byte)128;
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var ipn = this._ipnetwork.Subnet(width);
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return ipn[i].Network;
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}
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}
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#endregion
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#region IEnumerable Members
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IEnumerator<IPAddress> IEnumerable<IPAddress>.GetEnumerator()
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{
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return this;
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}
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IEnumerator IEnumerable.GetEnumerator()
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{
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return this;
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}
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#region IEnumerator<IPNetwork> Members
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public IPAddress Current => this[this._enumerator];
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#endregion
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#region IDisposable Members
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public void Dispose()
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{
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// nothing to dispose
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return;
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}
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#endregion
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#region IEnumerator Members
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object IEnumerator.Current => this.Current;
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public bool MoveNext()
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{
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this._enumerator++;
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if (this._enumerator >= this.Count)
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{
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return false;
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}
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return true;
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}
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public void Reset()
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{
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this._enumerator = -1;
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}
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#endregion
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#endregion
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}
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}
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