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dangerous release (possibly memory leak and deadlock)

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dennisarfan 2025-07-31 07:40:28 +07:00
parent a1cb6592eb
commit 741d34a5e0
10 changed files with 164 additions and 115 deletions
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15
Infra/Utils.cs
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@ -1,16 +1,13 @@
using System.IO.MemoryMappedFiles;
using System.Runtime.CompilerServices;
using System.Runtime.InteropServices;
using StitchATon2.Infra.Buffers;
namespace StitchATon2.Infra;
public static class Utils
internal static class Utils
{
private static unsafe uint AlignedSizeOf<T>() where T : unmanaged
{
uint size = (uint)sizeof(T);
return size is 1 or 2 ? size : (uint)((size + 3) & (~3));
return size is 1 or 2 ? size : (uint)((size + 3) & ~3);
}
internal static void DangerousReadSpan<T>(this MemoryMappedViewAccessor view, long position, Span<T> span, int offset, int count)
@ -36,10 +33,10 @@ public static class Utils
view.SafeMemoryMappedViewHandle.ReadSpan(byteOffset, span.Slice(offset, n));
}
public static ArrayOwner<T> Clone<T>(this ArrayOwner<T> arrayOwner, int length) where T : unmanaged
internal static void DangerousWriteSpan<T>(this MemoryMappedViewAccessor view, long position, Span<T> span, int offset, int count)
where T : unmanaged
{
var newArrayOwner = MemoryAllocator.AllocateArray<T>(length);
Array.Copy(arrayOwner.Array, 0, newArrayOwner.Array, 0, length);
return newArrayOwner;
var byteOffset = (ulong)(view.PointerOffset + position);
view.SafeMemoryMappedViewHandle.WriteSpan<T>(byteOffset, span.Slice(offset, count));
}
}