57 lines
1.3 KiB
C#
57 lines
1.3 KiB
C#
using System;
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namespace Org.BouncyCastle.Bcpg.Sig
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{
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/**
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* packet giving time after creation at which the key expires.
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*/
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public class KeyExpirationTime
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: SignatureSubpacket
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{
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protected static byte[] TimeToBytes(
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long t)
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{
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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 KeyExpirationTime(
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bool critical,
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byte[] data)
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: base(SignatureSubpacketTag.KeyExpireTime, critical, data)
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{
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}
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public KeyExpirationTime(
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bool critical,
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long seconds)
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: base(SignatureSubpacketTag.KeyExpireTime, critical, TimeToBytes(seconds))
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{
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}
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/**
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* Return the number of seconds after creation time a key is valid for.
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*
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* @return second count for key validity.
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*/
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public long Time
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{
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get
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{
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long time = ((long)(data[0] & 0xff) << 24) | ((long)(data[1] & 0xff) << 16)
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| ((long)(data[2] & 0xff) << 8) | ((long)data[3] & 0xff);
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return time;
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}
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}
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}
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}
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