efi: add simple macros for MAX values of EFI's UINTN/INTN types

2018-10-22 13:32:59 +02:00 · 2018-10-22 13:32:59 +02:00 · b49dd00f8c
parent 8ac694710f
commit b49dd00f8c
1 changed files with 3 additions and 0 deletions
--- a/src/boot/efi/util.h
+++ b/src/boot/efi/util.h
@ -52,3 +52,6 @@ static inline void FileHandleClosep(EFI_FILE_HANDLE *handle) {
 }

 const EFI_GUID loader_guid;
+
+#define UINTN_MAX (~(UINTN)0)
+#define INTN_MAX ((INTN)(UINTN_MAX>>1))