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51 lines
1.2 KiB
51 lines
1.2 KiB
using System;
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using Org.BouncyCastle.Utilities.Date;
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namespace Org.BouncyCastle.Bcpg.Sig
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{
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/**
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* packet giving signature creation time.
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*/
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public class SignatureCreationTime
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: SignatureSubpacket
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{
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protected static byte[] TimeToBytes(
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DateTime time)
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{
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long t = DateTimeUtilities.DateTimeToUnixMs(time) / 1000L;
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byte[] data = new byte[4];
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data[0] = (byte)(t >> 24);
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data[1] = (byte)(t >> 16);
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data[2] = (byte)(t >> 8);
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data[3] = (byte)t;
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return data;
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}
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public SignatureCreationTime(
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bool critical,
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bool isLongLength,
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byte[] data)
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: base(SignatureSubpacketTag.CreationTime, critical, isLongLength, data)
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{
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}
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public SignatureCreationTime(
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bool critical,
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DateTime date)
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: base(SignatureSubpacketTag.CreationTime, critical, false, TimeToBytes(date))
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{
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}
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public DateTime GetTime()
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{
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long time = (long)(
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((uint)data[0] << 24)
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| ((uint)data[1] << 16)
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| ((uint)data[2] << 8)
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| ((uint)data[3])
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);
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return DateTimeUtilities.UnixMsToDateTime(time * 1000L);
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}
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}
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}
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