ExSecurePoolUpdate function (wdm.h)

The ExSecurePoolUpdate function updates the contents of the secure pool allocation.

Syntax

NTSTATUS ExSecurePoolUpdate(
 [in] HANDLE SecurePoolHandle,
 [in] ULONG Tag,
 [in] PVOID Allocation,
 [in] ULONG_PTR Cookie,
 [in] SIZE_T Offset,
 [in] SIZE_T Size,
 [in] PVOID Buffer
);

Parameters

[in] SecurePoolHandle

Supplies the handle for the heap.

[in] Tag

Supplies the tag for this allocation.

[in] Allocation

Supplies a pointer to the allocation it wants to update.

[in] Cookie

Supplies a cookie value used for identifying this allocation.

[in] Offset

Supplies the offset into the buffer to be modified.

[in] Size

Supplies size of the allocation. Offset + size must be within the original allocation.

[in] Buffer

Supplies new contents of the secure pool block.

Return value

Returns an NTSTATUS code.

Requirements