static bool
running_on_win8_or_later(void)
{
PEB *peb = get_own_peb();
return (peb->OSMajorVersion > 6 ||
(peb->OSMajorVersion == 6 && peb->OSMinorVersion >= 2));
}
NTSTATUS WINAPI
redirect_RtlInitializeCriticalSectionEx(RTL_CRITICAL_SECTION* crit,
ULONG spincount,
ULONG flags)
{
/* We cannot allow ntdll!RtlpAllocateDebugInfo to be called as it
* uses its own free list RtlCriticalSectionDebugSList which is
* shared w/ the app and can result in mixing app and private heap
* objects but with the wrong Heap handle, leading to crashes
* (xref Dr. Memory i#333).
*/
LOG(GLOBAL, LOG_LOADER, 2, "%s: "PFX"\n", __FUNCTION__, crit);
IF_CLIENT_INTERFACE(ASSERT(get_own_teb()->ProcessEnvironmentBlock ==
get_private_peb() || standalone_library));
if (crit == NULL)
return STATUS_INVALID_PARAMETER;
if (TEST(RTL_CRITICAL_SECTION_FLAG_STATIC_INIT, flags)) {
/* We're supposed to use a memory pool but it's not
* clear whether it really matters so we ignore this flag.
*/
LOG(GLOBAL, LOG_LOADER, 2, "%s: ignoring static-init flag\n", __FUNCTION__);
}
memset(crit, 0, sizeof(*crit));
crit->LockCount = -1;
if (get_own_peb()->NumberOfProcessors < 2)
crit->SpinCount = 0;
else
crit->SpinCount = (spincount & ~0x80000000);
if (TEST(RTL_CRITICAL_SECTION_FLAG_NO_DEBUG_INFO, flags))
crit->DebugInfo = NULL;
else {
crit->DebugInfo = wrapped_dr_alloc(0, sizeof(*crit->DebugInfo));
}
if (crit->DebugInfo != NULL) {
memset(crit->DebugInfo, 0, sizeof(*crit->DebugInfo));
crit->DebugInfo->CriticalSection = crit;
crit->DebugInfo->ProcessLocksList.Blink = &(crit->DebugInfo->ProcessLocksList);
crit->DebugInfo->ProcessLocksList.Flink = &(crit->DebugInfo->ProcessLocksList);
}
return STATUS_SUCCESS;
}