44 lines
1.2 KiB
C#
44 lines
1.2 KiB
C#
using System.IO;
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using System.Security.Cryptography;
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namespace UnityEditor.Build.Pipeline.Utilities
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{
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internal class HashStream : Stream
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{
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HashAlgorithm m_Algorithm;
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public HashStream(HashAlgorithm algorithm)
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{
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m_Algorithm = algorithm;
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}
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public RawHash GetHash()
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{
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m_Algorithm.TransformFinalBlock(System.Array.Empty<byte>(), 0, 0);
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return new RawHash(m_Algorithm.Hash);
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}
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public override bool CanRead => false;
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public override bool CanSeek => false;
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public override bool CanWrite => true;
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public override long Length => Null.Length;
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public override long Position { get => Null.Position; set => Null.Position = value; }
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public override void Flush() {}
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public override int Read(byte[] buffer, int offset, int count) => Null.Read(buffer, offset, count);
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public override long Seek(long offset, SeekOrigin origin) => Null.Seek(offset, origin);
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public override void SetLength(long value) => Null.SetLength(value);
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public override void Write(byte[] buffer, int offset, int count)
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{
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m_Algorithm.TransformBlock(buffer, offset, count, null, 0);
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}
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}
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}
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