65 lines
1.3 KiB
C#
65 lines
1.3 KiB
C#
using Org.BouncyCastle.Crypto.Utilities;
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using Org.BouncyCastle.Utilities;
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namespace Org.BouncyCastle.Crypto.Digests;
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public class Sha512Digest : LongDigest
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{
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private const int DigestLength = 64;
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public override string AlgorithmName => "SHA-512";
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public Sha512Digest()
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{
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}
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public Sha512Digest(Sha512Digest t)
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: base(t)
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{
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}
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public override int GetDigestSize()
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{
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return 64;
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}
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public override int DoFinal(byte[] output, int outOff)
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{
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Finish();
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Pack.UInt64_To_BE(H1, output, outOff);
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Pack.UInt64_To_BE(H2, output, outOff + 8);
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Pack.UInt64_To_BE(H3, output, outOff + 16);
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Pack.UInt64_To_BE(H4, output, outOff + 24);
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Pack.UInt64_To_BE(H5, output, outOff + 32);
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Pack.UInt64_To_BE(H6, output, outOff + 40);
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Pack.UInt64_To_BE(H7, output, outOff + 48);
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Pack.UInt64_To_BE(H8, output, outOff + 56);
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Reset();
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return 64;
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}
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public override void Reset()
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{
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base.Reset();
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H1 = 7640891576956012808uL;
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H2 = 13503953896175478587uL;
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H3 = 4354685564936845355uL;
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H4 = 11912009170470909681uL;
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H5 = 5840696475078001361uL;
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H6 = 11170449401992604703uL;
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H7 = 2270897969802886507uL;
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H8 = 6620516959819538809uL;
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}
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public override IMemoable Copy()
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{
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return new Sha512Digest(this);
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}
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public override void Reset(IMemoable other)
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{
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Sha512Digest t = (Sha512Digest)other;
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CopyIn(t);
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}
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}
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