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amadeus: Fix wrong Span usage in CopyHistories (#3181)

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Fix a copypasta from the original Amadeus PR causing invalid
CopyHistories output.

Also added a missing size check.

This fix a crash in Mononoke Slashdown
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Mary 2022-03-07 09:49:29 +01:00 committed by GitHub
parent 7af9fcbc06
commit 54bfaa125d
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1 changed files with 12 additions and 2 deletions
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14
Ryujinx.Audio/Renderer/Server/Performance/PerformanceManagerGeneric.cs
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@ -149,11 +149,21 @@ namespace Ryujinx.Audio.Renderer.Server.Performance
Span<byte> targetSpan = performanceOutput.Slice(nextOffset); Span<byte> targetSpan = performanceOutput.Slice(nextOffset);
// NOTE: We check for the space for two headers for the final blank header.
int requiredSpace = Unsafe.SizeOf<THeader>() + Unsafe.SizeOf<TEntry>() * inputHeader.GetEntryCount()
+ Unsafe.SizeOf<TEntryDetail>() * inputHeader.GetEntryDetailCount()
+ Unsafe.SizeOf<THeader>();
if (targetSpan.Length < requiredSpace)
{
break;
}
ref THeader outputHeader = ref MemoryMarshal.Cast<byte, THeader>(targetSpan)[0]; ref THeader outputHeader = ref MemoryMarshal.Cast<byte, THeader>(targetSpan)[0];
nextOffset += Unsafe.SizeOf<THeader>(); nextOffset += Unsafe.SizeOf<THeader>();
Span<TEntry> outputEntries = MemoryMarshal.Cast<byte, TEntry>(targetSpan.Slice(nextOffset)); Span<TEntry> outputEntries = MemoryMarshal.Cast<byte, TEntry>(performanceOutput.Slice(nextOffset));
int totalProcessingTime = 0; int totalProcessingTime = 0;
@ -175,7 +185,7 @@ namespace Ryujinx.Audio.Renderer.Server.Performance
} }
} }
Span<TEntryDetail> outputEntriesDetail = MemoryMarshal.Cast<byte, TEntryDetail>(targetSpan.Slice(nextOffset)); Span<TEntryDetail> outputEntriesDetail = MemoryMarshal.Cast<byte, TEntryDetail>(performanceOutput.Slice(nextOffset));
int effectiveEntryDetailCount = 0; int effectiveEntryDetailCount = 0;