Check in released NDK version r4.

[android-x86/prebuilt.git] / ndk / android-ndk-r4 / linux / platforms / android-5 / arch-arm / usr / include / linux / byteorder / swabb.h

diff --git a/ndk/android-ndk-r4/linux/platforms/android-5/arch-arm/usr/include/linux/byteorder/swabb.h b/ndk/android-ndk-r4/linux/platforms/android-5/arch-arm/usr/include/linux/byteorder/swabb.h
new file mode 100644 (file)
index 0000000..c5b6a3e
--- /dev/null
+++ b/ndk/android-ndk-r4/linux/platforms/android-5/arch-arm/usr/include/linux/byteorder/swabb.h
@@ -0,0 +1,52 @@
+/****************************************************************************
+ ****************************************************************************
+ ***
+ ***   This header was automatically generated from a Linux kernel header
+ ***   of the same name, to make information necessary for userspace to
+ ***   call into the kernel available to libc.  It contains only constants,
+ ***   structures, and macros generated from the original header, and thus,
+ ***   contains no copyrightable information.
+ ***
+ ****************************************************************************
+ ****************************************************************************/
+#ifndef _LINUX_BYTEORDER_SWABB_H
+#define _LINUX_BYTEORDER_SWABB_H
+
+#define ___swahw32(x)  ({   __u32 __x = (x);   ((__u32)(   (((__u32)(__x) & (__u32)0x0000ffffUL) << 16) |   (((__u32)(__x) & (__u32)0xffff0000UL) >> 16) ));  })
+#define ___swahb32(x)  ({   __u32 __x = (x);   ((__u32)(   (((__u32)(__x) & (__u32)0x00ff00ffUL) << 8) |   (((__u32)(__x) & (__u32)0xff00ff00UL) >> 8) ));  })
+
+#define ___constant_swahw32(x)   ((__u32)(   (((__u32)(x) & (__u32)0x0000ffffUL) << 16) |   (((__u32)(x) & (__u32)0xffff0000UL) >> 16) ))
+#define ___constant_swahb32(x)   ((__u32)(   (((__u32)(x) & (__u32)0x00ff00ffUL) << 8) |   (((__u32)(x) & (__u32)0xff00ff00UL) >> 8) ))
+
+#ifndef __arch__swahw32
+#define __arch__swahw32(x) ___swahw32(x)
+#endif
+#ifndef __arch__swahb32
+#define __arch__swahb32(x) ___swahb32(x)
+#endif
+
+#ifndef __arch__swahw32p
+#define __arch__swahw32p(x) __swahw32(*(x))
+#endif
+#ifndef __arch__swahb32p
+#define __arch__swahb32p(x) __swahb32(*(x))
+#endif
+
+#ifndef __arch__swahw32s
+#define __arch__swahw32s(x) do { *(x) = __swahw32p((x)); } while (0)
+#endif
+#ifndef __arch__swahb32s
+#define __arch__swahb32s(x) do { *(x) = __swahb32p((x)); } while (0)
+#endif
+
+#if defined(__GNUC__) && defined(__OPTIMIZE__)
+#define __swahw32(x)  (__builtin_constant_p((__u32)(x)) ?   ___swahw32((x)) :   __fswahw32((x)))
+#define __swahb32(x)  (__builtin_constant_p((__u32)(x)) ?   ___swahb32((x)) :   __fswahb32((x)))
+#else
+#define __swahw32(x) __fswahw32(x)
+#define __swahb32(x) __fswahb32(x)
+#endif
+
+#ifdef __BYTEORDER_HAS_U64__
+#endif
+#endif