From 3dfbb6b7778d05aa7e3809e139115edfd2e0a342 Mon Sep 17 00:00:00 2001 From: "Peter S. Mazinger" Date: Thu, 21 Apr 2011 21:20:55 +0200 Subject: [PATCH 6/6] endian.h: add some handy macros to be used in syscalls Signed-off-by: Peter S. Mazinger Signed-off-by: Bernhard Reutner-Fischer (cherry picked from commit f6a03f19cf2807170717593b4de8056a1248b99b) --- include/endian.h | 11 +++++++++++ 1 file changed, 11 insertions(+) diff --git a/include/endian.h b/include/endian.h index 0ba7384..1e2fc93 100644 --- a/include/endian.h +++ b/include/endian.h @@ -55,6 +55,17 @@ # define __LONG_LONG_PAIR(HI, LO) HI, LO #endif +#ifdef _LIBC +# ifndef __ASSEMBLER__ +# include +# define OFF_HI(offset) (offset >> 31) +# define OFF_LO(offset) (offset) +# define OFF64_HI(offset) (uint32_t)(offset >> 32) +# define OFF64_LO(offset) (uint32_t)(offset & 0xffffffff) +# define OFF_HI_LO(offset) __LONG_LONG_PAIR(OFF_HI(offset), OFF_LO(offset)) +# define OFF64_HI_LO(offset) __LONG_LONG_PAIR(OFF64_HI(offset), OFF64_LO(offset)) +# endif +#endif #ifdef __USE_BSD /* Conversion interfaces. */ -- 1.7.11.1