32 lines
1.0 KiB
C#
32 lines
1.0 KiB
C#
#if !BESTHTTP_DISABLE_ALTERNATE_SSL && (!UNITY_WEBGL || UNITY_EDITOR)
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using System;
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namespace BestHTTP.Connections.TLS.Crypto.Impl
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{
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#if BESTHTTP_WITH_BURST
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[Unity.Burst.BurstCompile]
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#endif
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internal static class FastSalsa20EngineHelper
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{
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#if BESTHTTP_WITH_BURST
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[Unity.Burst.BurstCompile]
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public unsafe static void ProcessBytes([Unity.Burst.NoAlias] byte* outBytes, int outOff, [Unity.Burst.NoAlias] byte* inBytes, int inOff, [Unity.Burst.NoAlias] byte* keyStream)
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{
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//for (int i = 0; i < 64; ++i)
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// outBytes[idx + i + outOff] = (byte)(keyStream[i] ^ inBytes[idx + i + inOff]);
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ulong* pulOut = (ulong*)&outBytes[outOff];
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ulong* pulIn = (ulong*)&inBytes[inOff];
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ulong* pulKeyStream = (ulong*)keyStream;
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pulOut[0] = pulKeyStream[0] ^ pulIn[0];
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pulOut[1] = pulKeyStream[1] ^ pulIn[1];
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pulOut[2] = pulKeyStream[2] ^ pulIn[2];
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pulOut[3] = pulKeyStream[3] ^ pulIn[3];
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}
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#endif
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}
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}
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#endif
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