95 lines
2.7 KiB
C#
95 lines
2.7 KiB
C#
// Copyright (c) All contributors. All rights reserved.
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// Licensed under the MIT license. See LICENSE file in the project root for full license information.
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using System;
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namespace MessagePack.LZ4
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{
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internal partial class LZ4Codec
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{
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#if UNITY_2018_3_OR_NEWER
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// use 'Safe' code for Unity because in IL2CPP gots strange behaviour.
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public static int Encode(byte[] input, int inputOffset, int inputLength, byte[] output, int outputOffset, int outputLength)
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{
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if (IntPtr.Size == 4)
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{
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return LZ4Codec.Encode32Safe(input, inputOffset, inputLength, output, outputOffset, outputLength);
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}
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else
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{
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return LZ4Codec.Encode64Safe(input, inputOffset, inputLength, output, outputOffset, outputLength);
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}
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}
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public static int Decode(byte[] input, int inputOffset, int inputLength, byte[] output, int outputOffset, int outputLength)
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{
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if (IntPtr.Size == 4)
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{
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return LZ4Codec.Decode32Safe(input, inputOffset, inputLength, output, outputOffset, outputLength);
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}
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else
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{
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return LZ4Codec.Decode64Safe(input, inputOffset, inputLength, output, outputOffset, outputLength);
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}
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}
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#endif
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internal static class HashTablePool
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{
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[ThreadStatic]
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private static ushort[] ushortPool;
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[ThreadStatic]
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private static uint[] uintPool;
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[ThreadStatic]
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private static int[] intPool;
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public static ushort[] GetUShortHashTablePool()
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{
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if (ushortPool == null)
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{
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ushortPool = new ushort[HASH64K_TABLESIZE];
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}
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else
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{
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Array.Clear(ushortPool, 0, ushortPool.Length);
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}
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return ushortPool;
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}
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public static uint[] GetUIntHashTablePool()
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{
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if (uintPool == null)
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{
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uintPool = new uint[HASH_TABLESIZE];
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}
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else
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{
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Array.Clear(uintPool, 0, uintPool.Length);
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}
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return uintPool;
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}
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public static int[] GetIntHashTablePool()
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{
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if (intPool == null)
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{
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intPool = new int[HASH_TABLESIZE];
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}
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else
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{
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Array.Clear(intPool, 0, intPool.Length);
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}
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return intPool;
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}
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}
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}
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}
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