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zlib interface

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Brian Fiete 2021-11-14 18:01:37 -08:00
parent c3644d15de
commit 345746d34d
3 changed files with 199 additions and 0 deletions
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57
BeefLibs/Beefy2D/src/utils/Compression.bf Normal file
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using System;
using System.Collections;
namespace utils
{
class Compression
{
[CallingConvention(.Stdcall), CLink]
extern static Span<uint8> Compression_Compress(void* ptr, int size);
[CallingConvention(.Stdcall), CLink]
extern static Span<uint8> Compression_Decompress(void* ptr, int size);
[CallingConvention(.Stdcall), CLink]
extern static void Compression_Free(void* ptr);
public static Result<void> Compress(Span<uint8> inData, List<uint8> outData)
{
var outSpan = Compression_Compress(inData.Ptr, inData.Length);
if ((outSpan.Length == 0) && (inData.Length != 0))
return .Err;
outData.AddRange(outSpan);
Compression_Free(outSpan.Ptr);
return .Ok;
}
public static Result<void> Compress(Span<uint8> inData, String outData)
{
var outSpan = Compression_Compress(inData.Ptr, inData.Length);
if ((outSpan.Length == 0) && (inData.Length != 0))
return .Err;
outData.Insert(outData.Length, StringView((.)outSpan.Ptr, outSpan.Length));
Compression_Free(outSpan.Ptr);
return .Ok;
}
public static Result<void> Decompress(Span<uint8> inData, List<uint8> outData)
{
var outSpan = Compression_Decompress(inData.Ptr, inData.Length);
if ((outSpan.Length == 0) && (inData.Length != 0))
return .Err;
outData.AddRange(outSpan);
Compression_Free(outSpan.Ptr);
return .Ok;
}
public static Result<void> Decompress(Span<uint8> inData, String outData)
{
var outSpan = Compression_Decompress(inData.Ptr, inData.Length);
if ((outSpan.Length == 0) && (inData.Length != 0))
return .Err;
outData.Insert(outData.Length, StringView((.)outSpan.Ptr, outSpan.Length));
Compression_Free(outSpan.Ptr);
return .Ok;
}
}
}