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Prevent AvPlayer movie startup failures across supported hosts (#456)

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* Prevent AvPlayer movie startup failures across supported hosts

* Prevent GR2 startup stalls during APR file checks and adaptive mutex self-locks.
This commit is contained in:
StealUrKill
2026-07-20 07:27:37 -05:00
committed by GitHub
parent 3574a3b145
commit 9d187dec55
7 changed files with 493 additions and 25 deletions
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src/SharpEmu.Libs/Kernel/KernelMemoryCompatExports.cs
+13 -7
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@@ -1678,6 +1678,7 @@ public static partial class KernelMemoryCompatExports
var count = ctx[CpuRegister.Rsi];
var idsAddress = ctx[CpuRegister.Rdx];
var sizesAddress = ctx[CpuRegister.Rcx];
var errorIndexAddress = ctx[CpuRegister.R8];
if (pathListAddress == 0 || count == 0 || sizesAddress == 0 || count > 1024)
{
KernelRuntimeCompatExports.TrySetErrno(ctx, Einval);
@@ -1702,12 +1703,8 @@ public static partial class KernelMemoryCompatExports
var hostPath = ResolveGuestPath(guestPath);
if (!TryGetAprFileSize(hostPath, out var fileSize))
{
// Per-file resolve: a missing entry gets an invalid id
// (0xFFFFFFFF, already written above) and size 0, and the batch
// CONTINUES. Aborting the whole batch on the first miss left the
// remaining paths unresolved and could stall the guest's asset
// streaming when a batch happens to include an absent (e.g.
// patch/DLC) file; the caller checks per-file id/size.
// Stop at the first miss and report its index.
// The caller can then use its normal file-open fallback.
LogIoTrace("apr_resolve", guestPath, $"host='{hostPath}' index={i} count={count} result=not_found");
if (sizesAddress != 0 &&
!TryWriteUInt64Compat(ctx, sizesAddress + (i * sizeof(ulong)), 0))
@@ -1716,7 +1713,16 @@ public static partial class KernelMemoryCompatExports
return (int)OrbisGen2Result.ORBIS_GEN2_ERROR_MEMORY_FAULT;
}
continue;
if (errorIndexAddress != 0 &&
!TryWriteUInt32Compat(ctx, errorIndexAddress, (uint)i))
{
KernelRuntimeCompatExports.TrySetErrno(ctx, Efault);
return (int)OrbisGen2Result.ORBIS_GEN2_ERROR_MEMORY_FAULT;
}
KernelRuntimeCompatExports.TrySetErrno(ctx, 2); // ENOENT
ctx[CpuRegister.Rax] = ulong.MaxValue;
return -1;
}
var fileId = AmprFileRegistry.Register(guestPath, hostPath);