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-rw-r--r--include/peimage.h3
1 files changed, 3 insertions, 0 deletions
diff --git a/include/peimage.h b/include/peimage.h
index e97b29c4..6eef1051 100644
--- a/include/peimage.h
+++ b/include/peimage.h
@@ -29,6 +29,9 @@
#define ALIGN_VALUE(Value, Alignment) ((Value) + (((Alignment) - (Value)) & ((Alignment) - 1)))
#define ALIGN_POINTER(Pointer, Alignment) ((VOID *) (ALIGN_VALUE ((UINTN)(Pointer), (Alignment))))
+// Check if `val` is evenly aligned to the page size.
+#define IS_PAGE_ALIGNED(val) (!((val) & EFI_PAGE_MASK))
+
//
// PE32+ Subsystem type for EFI images
//