Merge branch 'master' of git@github.com:SquidMan/benzin

1 files changed, 39 insertions, 0 deletions

diff --git a/endian.c b/endian.c
new file mode 100755
index 0000000..ea326a9
--- /dev/null
+++ b/endian.c
@@ -0,0 +1,39 @@
+#ifndef _ENDIAN_H_
+#define _ENDIAN_H_
+
+#include "types.h"
+#include "endian.h"
+
+//#define be16(x)		((x>>8)|(x<<8))
+//#define be32(x)		((x>>24)|((x<<8)&0x00FF0000)|((x>>8)&0x0000FF00)|(x<<24))
+//#define be64(x)		((x>>56)|((x<<40)&(u64)0x00FF000000000000)|((x<<24)&(u64)0x0000FF0000000000)|((x<<8)&(u64)0x000000FF00000000)|((x>>8)&(u64)0x00000000FF000000)|((x>>24)&(u64)0x0000000000FF0000)|((x<<40)&(u64)0x000000000000FF00)|(x<<56))
+
+u16 be16(u16 x)
+{
+    return (x>>8) | 
+        (x<<8);
+}
+
+u32 be32(u32 x)
+{
+    return (x>>24) | 
+        ((x<<8) & 0x00FF0000) |
+        ((x>>8) & 0x0000FF00) |
+        (x<<24);
+}
+
+// __int64 for MSVC, "long long" for gcc
+u64 be64(u64 x)
+{
+    return (x>>56) | 
+        ((x<<40) & (u64)0x00FF000000000000LL) |
+        ((x<<24) & (u64)0x0000FF0000000000LL) |
+        ((x<<8)  & (u64)0x000000FF00000000LL) |
+        ((x>>8)  & (u64)0x00000000FF000000LL) |
+        ((x>>24) & (u64)0x0000000000FF0000LL) |
+        ((x>>40) & (u64)0x000000000000FF00LL) |
+        (x<<56);
+}
+
+#endif //_ENDIAN_H_
+