54 lines
1.4 KiB
C#
54 lines
1.4 KiB
C#
using Google.Protobuf;
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using Org.BouncyCastle.Crypto.Digests;
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using System;
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using System.Buffers.Binary;
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using System.Security.Cryptography;
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namespace FrostFS.SDK.Cryptography;
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public static class Helper
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{
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internal static byte[] RIPEMD160(this byte[] value)
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{
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var hash = new byte[20];
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var digest = new RipeMD160Digest();
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digest.BlockUpdate(value, 0, value.Length);
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digest.DoFinal(hash, 0);
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return hash;
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}
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public static byte[] Sha256(this byte[] value)
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{
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using var sha256 = SHA256.Create();
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return sha256.ComputeHash(value);
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}
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internal static byte[] Sha256(this byte[] value, int offset, int count)
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{
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using var sha256 = SHA256.Create();
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return sha256.ComputeHash(value, offset, count);
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}
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internal static byte[] Sha256(this ReadOnlySpan<byte> value)
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{
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using var sha256 = SHA256.Create();
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return sha256.ComputeHash(value.ToArray());
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}
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public static ByteString Sha256(this IMessage data)
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{
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return ByteString.CopyFrom(data.ToByteArray().Sha256());
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}
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public static ByteString Sha256(this ByteString data)
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{
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return ByteString.CopyFrom(data.ToByteArray().Sha256());
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}
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public static ulong Murmur64(this byte[] value, uint seed)
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{
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using var murmur = new Murmur3_128(seed);
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return BinaryPrimitives.ReadUInt64LittleEndian(murmur.ComputeHash(value));
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}
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}
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