ZK_Framework/Assets/Plugins/MessagePack/LZ4/LZ4Codec.Helper.cs

95 lines
2.7 KiB
C#

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