Added memory management using paging

This was quite a roller-coaster and most things are slower now, but it works and is way more secure. I still need to implement things like shared memory for the WM/GUI system but other than that everything is supported.

1 files changed, 6 insertions, 0 deletions

diff --git a/libc/inc/def.h b/libc/inc/def.h
index c8b9dbf..c334fcb 100644
--- a/libc/inc/def.h
+++ b/libc/inc/def.h
@@ -25,7 +25,13 @@ typedef unsigned long long u64;
 
 #define UNUSED(a) ((void)(a))
 
+#define MIN(a, b) (((a) < (b)) ? (a) : (b))
+#define MAX(a, b) (((a) > (b)) ? (a) : (b))
+
+#define NORETURN __attribute__((noreturn))
 #define NO_SANITIZE __attribute__((no_sanitize("undefined")))
+#define PACKED __attribute__((packed))
+#define ALIGNED(align) __attribute__((aligned(align)))
 
 #define EOF (-1)
 #define NULL ((void *)0)