AuroraSupport/AuroraRuntime
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[*] Fix up AuProcess version handling handling. Includes a new secret env-var.

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(amended)
This commit is contained in:
Reece Wilson 2023-06-08 09:52:53 +01:00
parent a56538a4cd
commit 519ba4b26e
3 changed files with 35 additions and 7 deletions
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31
Source/Process/AuProcessSectionView.NT.cpp
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@ -399,9 +399,40 @@ namespace Aurora::Process
return this->allocations;
}
void ProcessSectionView::DoVanillaDriverlessExtesionWin7Test()
{
#if defined(AURORA_PLATFORM_WIN32)
#define WIN_7_WARN "WARNING: ADDRESS SPACE CANNOT BE RESERVED ON OLDER NT KERNELS. \r\n" \
"AuProcess::ReserveAddressSpace(AuUInt uOffset) is about to lie about reserving the address space, yield the entire address space, and leave a note to terminate the application if an explicit fixed-offset request is made."
SysPushErrorUnimplemented("Win7_ReserveAddressSpace_RS4_REQ");
AuUInt uEnvSize {};
::getenv_s(&uEnvSize, nullptr, 0, "AURORA_FORCE_RANDOM_ADDRESS_WITHOUT_VIRTALLOC2");
if (uEnvSize)
{
// bah
// enjoy return not respecting what was provided as the expected offset.
// this is not a workaround for missing functionality in the operating systems userland and kernel abstraction.
// this will just prevent us from panicing preemptively.
this->bPanicOnEx = true;
}
else
{
AuLogWarn(WIN_7_WARN);
this->bPanicOnEx = false;
}
#else
AuLogWarn("I don't know this platform - AuProcess");
this->bPanicOnEx = true;
#endif
}
AUKN_SYM AuSPtr<IProcessSectionView> GetGlobalProcessSpace()
{
static ProcessSectionView gSingleton;
gSingleton.DoVanillaDriverlessExtesionWin7Test();
return AuUnsafeRaiiToShared(&gSingleton);
}
}

4
Source/Process/AuProcessSectionView.NT.hpp
View File

@ -11,10 +11,12 @@ namespace Aurora::Process
{
struct ProcessSectionView : IProcessSectionView
{
bool bPanicOnEx {};
bool bPanicOnEx { true }; // SysAssert(this->bPanicOnEx) - it's inverted! true -> dont panic
AuThreadPrimitives::SpinLock spinlock;
AuList<AuPair<AuUInt, AuUInt>> allocations;
void DoVanillaDriverlessExtesionWin7Test();
AuUInt GetStart() override;
AuUInt GetEnd() override;

7
Source/Process/AuProcessSectionViewReserved.NT.cpp
View File

@ -559,13 +559,8 @@ namespace Aurora::Process
if (!pVirtualAlloc2) // allow modified windows runtimes
#endif
{
#define WIN_7_WARN "WARNING: ADDRESS SPACE CANNOT BE RESERVED ON OLDER NT KERNELS. \r\n" \
"AuProcess::ReserveAddressSpace(AuUInt uOffset) is about to lie about reserving the address space, yield the entire address space, and leave a note to terminate the application if an explicit fixed-offset request is made."
SysPushErrorUnimplemented("Win7_ReserveAddressSpace_RS4_REQ");
AuLogWarn(WIN_7_WARN);
static ProcessSectionView gSingleton;
gSingleton.bPanicOnEx = true;
gSingleton.DoVanillaDriverlessExtesionWin7Test();
return AuUnsafeRaiiToShared(&gSingleton);
}