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This commit is contained in:
stevesensei
2026-06-15 18:18:16 +08:00
parent 97c9fba14e
commit 2b9f134e5f
4164 changed files with 386922 additions and 79 deletions
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98
Packages/com.tivadar.best.http/Runtime/HTTP/Response/Decompression/BrotliDecompressor.cs Normal file
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using System;
using Best.HTTP.Shared.Streams;
using Best.HTTP.Shared.Logger;
using Best.HTTP.Shared.PlatformSupport.Memory;
namespace Best.HTTP.Response.Decompression
{
public sealed class BrotliDecompressor : IDecompressor
{
#if ((NET_STANDARD_2_1 || UNITY_2021_2_OR_NEWER) && (UNITY_EDITOR || (!UNITY_WEBGL && !(ENABLE_MONO && UNITY_ANDROID)))) && !BESTHTTP_DISABLE_BROTLI
private BufferSegmentStream decompressorInputStream;
private BufferPoolMemoryStream decompressorOutputStream;
private System.IO.Compression.BrotliStream decompressorStream;
byte[] copyBuffer = null;
#endif
private int _minLengthToDecompress;
public static bool IsSupported()
{
// Not enabled under android with the mono runtime
#if ((NET_STANDARD_2_1 || UNITY_2021_2_OR_NEWER) && (UNITY_EDITOR || (!UNITY_WEBGL && !(ENABLE_MONO && UNITY_ANDROID)))) && !BESTHTTP_DISABLE_BROTLI
return true;
#else
return false;
#endif
}
public BrotliDecompressor(int minLengthToDecompress)
{
this._minLengthToDecompress = minLengthToDecompress;
}
public (BufferSegment decompressed, bool releaseTheOld) Decompress(BufferSegment segment, bool forceDecompress, bool dataCanBeLarger, LoggingContext context)
{
#if ((NET_STANDARD_2_1 || UNITY_2021_2_OR_NEWER) && (UNITY_EDITOR || (!UNITY_WEBGL && !(ENABLE_MONO && UNITY_ANDROID)))) && !BESTHTTP_DISABLE_BROTLI
if (decompressorInputStream == null)
decompressorInputStream = new BufferSegmentStream();
if (segment.Data != null)
decompressorInputStream.Write(segment);
if (!forceDecompress && decompressorInputStream.Length < _minLengthToDecompress)
return (BufferSegment.Empty, false);
if (decompressorStream == null)
{
decompressorStream = new System.IO.Compression.BrotliStream(decompressorInputStream,
System.IO.Compression.CompressionMode.Decompress,
true);
}
if (decompressorOutputStream == null)
decompressorOutputStream = new BufferPoolMemoryStream();
decompressorOutputStream.SetLength(0);
if (copyBuffer == null)
copyBuffer = BufferPool.Get(4 * 1024, true);
int readCount;
int sumReadCount = 0;
while ((readCount = decompressorStream.Read(copyBuffer, 0, copyBuffer.Length)) != 0)
{
decompressorOutputStream.Write(copyBuffer, 0, readCount);
sumReadCount += readCount;
}
byte[] result = decompressorOutputStream.ToArray(dataCanBeLarger, context);
return (new BufferSegment(result, 0, dataCanBeLarger ? (int)decompressorOutputStream.Length : result.Length), false);
#else
return (BufferSegment.Empty, false);
#endif
}
public void Dispose()
{
#if ((NET_STANDARD_2_1 || UNITY_2021_2_OR_NEWER) && (UNITY_EDITOR || (!UNITY_WEBGL && !(ENABLE_MONO && UNITY_ANDROID)))) && !BESTHTTP_DISABLE_BROTLI
if (decompressorStream != null)
decompressorStream.Dispose();
decompressorStream = null;
if (decompressorInputStream != null)
decompressorInputStream.Dispose();
decompressorInputStream = null;
if (decompressorOutputStream != null)
decompressorOutputStream.Dispose();
decompressorOutputStream = null;
BufferPool.Release(copyBuffer);
copyBuffer = null;
#endif
}
}
}

11
Packages/com.tivadar.best.http/Runtime/HTTP/Response/Decompression/BrotliDecompressor.cs.meta Normal file
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72
Packages/com.tivadar.best.http/Runtime/HTTP/Response/Decompression/DecompressorFactory.cs Normal file
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using Best.HTTP.Shared;
using Best.HTTP.Shared.Logger;
using Best.HTTP.Shared.PlatformSupport.Text;
namespace Best.HTTP.Response.Decompression
{
public static class DecompressorFactory
{
public const int MinLengthToDecompress = 256;
// cached header value
private static string AcceptEncoding = null;
public static void SetupHeaders(HTTPRequest request)
{
if (!request.HasHeader("Accept-Encoding"))
{
if (AcceptEncoding == null)
{
var sb = StringBuilderPool.Get(4);
if (BrotliDecompressor.IsSupported())
sb.Append("br, ");
if (GZipDecompressor.IsSupported)
sb.Append("gzip, ");
if (DeflateDecompressor.IsSupported)
sb.Append("deflate, ");
sb.Append("identity");
AcceptEncoding = StringBuilderPool.ReleaseAndGrab(sb);
}
request.AddHeader("Accept-Encoding", AcceptEncoding);
}
}
public static IDecompressor GetDecompressor(string encoding, LoggingContext context)
{
if (encoding == null)
return null;
switch (encoding.ToLowerInvariant())
{
// https://github.com/Benedicht/BestHTTP-Issues/issues/183
case "none":
case "identity":
case "utf-8":
break;
case "gzip": return new GZipDecompressor(MinLengthToDecompress);
case "deflate": return new DeflateDecompressor(MinLengthToDecompress);
case "br":
if (BrotliDecompressor.IsSupported())
return new BrotliDecompressor(MinLengthToDecompress);
else
goto default;
default:
HTTPManager.Logger.Warning(nameof(DecompressorFactory), $"GetDecompressor - unsupported encoding '{encoding}'!", context);
break;
}
return null;
}
}
}

11
Packages/com.tivadar.best.http/Runtime/HTTP/Response/Decompression/DecompressorFactory.cs.meta Normal file
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109
Packages/com.tivadar.best.http/Runtime/HTTP/Response/Decompression/DeflateDecompressor.cs Normal file
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using System;
using Best.HTTP.Shared.Compression.Zlib;
using Best.HTTP.Shared.Logger;
using Best.HTTP.Shared.PlatformSupport.Memory;
using Best.HTTP.Shared.Streams;
namespace Best.HTTP.Response.Decompression
{
public sealed class DeflateDecompressor : IDecompressor
{
private BufferPoolMemoryStream decompressorInputStream;
private BufferPoolMemoryStream decompressorOutputStream;
private DeflateStream decompressorStream;
private int MinLengthToDecompress = 256;
public static bool IsSupported = true;
public DeflateDecompressor(int minLengthToDecompress)
{
this.MinLengthToDecompress = minLengthToDecompress;
}
public (BufferSegment decompressed, bool releaseTheOld) Decompress(BufferSegment segment, bool forceDecompress, bool dataCanBeLarger, LoggingContext context)
{
if (decompressorInputStream == null)
decompressorInputStream = new BufferPoolMemoryStream(segment.Count);
if (segment.Data != null)
decompressorInputStream.Write(segment.Data, segment.Offset, segment.Count);
if (!forceDecompress && decompressorInputStream.Length < MinLengthToDecompress)
return (BufferSegment.Empty, true);
decompressorInputStream.Position = 0;
if (decompressorStream == null)
{
// Had to change from this
// _baseStream = new ZlibBaseStream(stream, mode, level, ZlibStreamFlavor.DEFLATE, leaveOpen);
// this this:
// _baseStream = new ZlibBaseStream(stream, mode, level, ZlibStreamFlavor.ZLIB, leaveOpen);
// Because there are two bytes in the header additionally to what the deflate flavor expects that the zlib one handles fine.
decompressorStream = new DeflateStream(decompressorInputStream,
CompressionMode.Decompress,
CompressionLevel.Default,
true);
decompressorStream.FlushMode = FlushType.Sync;
}
if (decompressorOutputStream == null)
decompressorOutputStream = new BufferPoolMemoryStream();
decompressorOutputStream.SetLength(0);
byte[] copyBuffer = BufferPool.Get(1024, true);
int readCount;
int sumReadCount = 0;
while ((readCount = decompressorStream.Read(copyBuffer, 0, copyBuffer.Length)) != 0)
{
decompressorOutputStream.Write(copyBuffer, 0, readCount);
sumReadCount += readCount;
}
BufferPool.Release(copyBuffer);
// If no read is done (returned with any data) don't zero out the input stream, as it would delete any not yet used data.
if (sumReadCount > 0)
decompressorStream.SetLength(0);
byte[] result = decompressorOutputStream.ToArray(dataCanBeLarger, context);
return (new BufferSegment(result, 0, dataCanBeLarger ? (int)decompressorOutputStream.Length : result.Length), true);
}
~DeflateDecompressor()
{
Dispose();
}
public void Dispose()
{
if (decompressorInputStream != null)
decompressorInputStream.Dispose();
decompressorInputStream = null;
if (decompressorOutputStream != null)
decompressorOutputStream.Dispose();
decompressorOutputStream = null;
if (decompressorStream != null)
{
// If the decompressor closed before receiving data, or it's incomplete, disposing (eg. closing) it
// throws an execption like this:
// "Missing or incomplete GZIP trailer. Expected 8 bytes, got 0."
try
{
decompressorStream.Dispose();
}
catch
{ }
}
decompressorStream = null;
GC.SuppressFinalize(this);
}
}
}

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Packages/com.tivadar.best.http/Runtime/HTTP/Response/Decompression/DeflateDecompressor.cs.meta Normal file
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104
Packages/com.tivadar.best.http/Runtime/HTTP/Response/Decompression/GZipDecompressor.cs Normal file
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using System;
using Best.HTTP.Shared.Compression.Zlib;
using Best.HTTP.Shared.Logger;
using Best.HTTP.Shared.PlatformSupport.Memory;
using Best.HTTP.Shared.Streams;
namespace Best.HTTP.Response.Decompression
{
public sealed class GZipDecompressor : IDecompressor
{
private BufferPoolMemoryStream decompressorInputStream;
private BufferPoolMemoryStream decompressorOutputStream;
private GZipStream decompressorStream;
private int MinLengthToDecompress = 256;
public static bool IsSupported = true;
public GZipDecompressor(int minLengthToDecompress)
{
this.MinLengthToDecompress = minLengthToDecompress;
}
public (BufferSegment decompressed, bool releaseTheOld) Decompress(BufferSegment segment, bool forceDecompress, bool dataCanBeLarger, LoggingContext context)
{
if (decompressorInputStream == null)
decompressorInputStream = new BufferPoolMemoryStream(segment.Count);
if (segment.Data != null)
decompressorInputStream.Write(segment.Data, segment.Offset, segment.Count);
if (!forceDecompress && decompressorInputStream.Length < MinLengthToDecompress)
return (BufferSegment.Empty, true);
decompressorInputStream.Position = 0;
if (decompressorStream == null)
{
decompressorStream = new GZipStream(decompressorInputStream,
CompressionMode.Decompress,
CompressionLevel.Default,
true);
decompressorStream.FlushMode = FlushType.Sync;
}
if (decompressorOutputStream == null)
decompressorOutputStream = new BufferPoolMemoryStream();
decompressorOutputStream.SetLength(0);
byte[] copyBuffer = BufferPool.Get(1024, true);
int readCount;
int sumReadCount = 0;
while ((readCount = decompressorStream.Read(copyBuffer, 0, copyBuffer.Length)) != 0)
{
decompressorOutputStream.Write(copyBuffer, 0, readCount);
sumReadCount += readCount;
}
BufferPool.Release(copyBuffer);
// If no read is done (returned with any data) don't zero out the input stream, as it would delete any not yet used data.
if (sumReadCount > 0)
decompressorStream.SetLength(0);
byte[] result = decompressorOutputStream.ToArray(dataCanBeLarger, context);
return (new BufferSegment(result, 0, dataCanBeLarger ? (int)decompressorOutputStream.Length : result.Length), true);
}
~GZipDecompressor()
{
Dispose();
}
public void Dispose()
{
if (decompressorInputStream != null)
decompressorInputStream.Dispose();
decompressorInputStream = null;
if (decompressorOutputStream != null)
decompressorOutputStream.Dispose();
decompressorOutputStream = null;
if (decompressorStream != null)
{
// If the decompressor closed before receiving data, or it's incomplete, disposing (eg. closing) it
// throws an execption like this:
// "Missing or incomplete GZIP trailer. Expected 8 bytes, got 0."
try
{
decompressorStream.Dispose();
}
catch
{ }
}
decompressorStream = null;
GC.SuppressFinalize(this);
}
}
}

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Packages/com.tivadar.best.http/Runtime/HTTP/Response/Decompression/GZipDecompressor.cs.meta Normal file
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Packages/com.tivadar.best.http/Runtime/HTTP/Response/Decompression/IDecompressor.cs Normal file
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using System;
using Best.HTTP.Shared.Logger;
using Best.HTTP.Shared.PlatformSupport.Memory;
namespace Best.HTTP.Response.Decompression
{
public interface IDecompressor : IDisposable
{
(BufferSegment decompressed, bool releaseTheOld) Decompress(BufferSegment segment, bool forceDecompress, bool dataCanBeLarger, LoggingContext context);
}
}

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Packages/com.tivadar.best.http/Runtime/HTTP/Response/Decompression/IDecompressor.cs.meta Normal file
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