1*4882a593SmuzhiyunFrom ff98a326d5faa585f0e15e51a558cc2c49aa8099 Mon Sep 17 00:00:00 2001 2*4882a593SmuzhiyunFrom: Primoz Fiser <primoz.fiser@norik.com> 3*4882a593SmuzhiyunDate: Fri, 23 Nov 2018 08:31:29 +0100 4*4882a593SmuzhiyunSubject: [PATCH] Fix build on big endian architectures 5*4882a593Smuzhiyun 6*4882a593SmuzhiyunSigned-off-by: Primoz Fiser <primoz.fiser@norik.com> 7*4882a593Smuzhiyun--- 8*4882a593Smuzhiyun Common/DtaEndianFixup.h | 13 +++++++------ 9*4882a593Smuzhiyun 1 file changed, 7 insertions(+), 6 deletions(-) 10*4882a593Smuzhiyun 11*4882a593Smuzhiyundiff --git a/Common/DtaEndianFixup.h b/Common/DtaEndianFixup.h 12*4882a593Smuzhiyunindex 58eb3ff..184fce0 100644 13*4882a593Smuzhiyun--- a/Common/DtaEndianFixup.h 14*4882a593Smuzhiyun+++ b/Common/DtaEndianFixup.h 15*4882a593Smuzhiyun@@ -31,12 +31,11 @@ along with sedutil. If not, see <http://www.gnu.org/licenses/>. 16*4882a593Smuzhiyun //TODO: add a test on the endianess of the system and define 17*4882a593Smuzhiyun // empty macros if the system is big endian 18*4882a593Smuzhiyun #pragma once 19*4882a593Smuzhiyun-#ifdef __gnu_linux__ 20*4882a593Smuzhiyun-#include <endian.h> 21*4882a593Smuzhiyun-#if __BYTE_ORDER != __LITTLE_ENDIAN 22*4882a593Smuzhiyun-#error This code does not support big endian architectures 23*4882a593Smuzhiyun-#endif 24*4882a593Smuzhiyun-#endif 25*4882a593Smuzhiyun+#if defined(__BYTE_ORDER__)&&(__BYTE_ORDER__ == __ORDER_BIG_ENDIAN__) 26*4882a593Smuzhiyun+#define SWAP16(x) x 27*4882a593Smuzhiyun+#define SWAP32(x) x 28*4882a593Smuzhiyun+#define SWAP64(x) x 29*4882a593Smuzhiyun+#else 30*4882a593Smuzhiyun /** change the "endianess" of a 16bit field */ 31*4882a593Smuzhiyun #define SWAP16(x) ((uint16_t) ((x & 0x00ff) << 8) | ((x & 0xff00) >> 8)) 32*4882a593Smuzhiyun /** change the "endianess" of a 32bit field */ 33*4882a593Smuzhiyun@@ -47,3 +46,5 @@ along with sedutil. If not, see <http://www.gnu.org/licenses/>. 34*4882a593Smuzhiyun ((uint64_t) (SWAP32((x & 0x00000000ffffffff)) << 32) | \ 35*4882a593Smuzhiyun ((uint64_t) (SWAP32((x >> 32))) ) \ 36*4882a593Smuzhiyun ) 37*4882a593Smuzhiyun+ 38*4882a593Smuzhiyun+#endif 39*4882a593Smuzhiyun-- 40*4882a593Smuzhiyun2.7.4 41*4882a593Smuzhiyun 42