IoGetInitialStack function (wdm.h)
The IoGetInitialStack routine returns the base address of the current thread's stack.
C++
PVOID IoGetInitialStack();
IoGetInitialStack returns the initial base address of the current thread's stack.
Highest-level drivers can call this routine, particularly file systems attempting to determine whether they've been passed a pointer to a location on the current thread's stack.
| Requirement | Value |
|---|---|
| Minimum supported client | Available starting with Windows 2000. |
| Target Platform | Universal |
| Header | wdm.h (include Ntddk.h) |
| Library | NtosKrnl.lib |
| DLL | NtosKrnl.exe |
| IRQL | <=APC_LEVEL |
| DDI compliance rules | HwStorPortProhibitedDDIs(storport), IrqlIoApcLte(wdm) |