add macros for packing and aligning

2015-01-02 22:40:47 +00:00 · 2015-01-02 22:40:47 +00:00 · 39605bc6e2
commit 39605bc6e2
parent 17298ffc2e
1 changed files with 6 additions and 0 deletions
--- a/libctru/include/3ds/types.h
+++ b/libctru/include/3ds/types.h
@ -42,3 +42,9 @@ typedef s32 Result;
 typedef void (*ThreadFunc)(u32);

 #define BIT(n) (1U<<(n))
+
+//! aligns a struct (and other types?) to m, making sure that the size of the struct is a multiple of m.
+#define ALIGN(m)	__attribute__((aligned (m)))
+
+//! packs a struct (and other types?) so it won't include padding bytes.
+#define PACKED __attribute__ ((packed))