2009-03-04 04:28:35 +01:00
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/****************************************************************************
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****************************************************************************
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***
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*** This header was automatically generated from a Linux kernel header
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*** of the same name, to make information necessary for userspace to
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*** call into the kernel available to libc. It contains only constants,
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*** structures, and macros generated from the original header, and thus,
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*** contains no copyrightable information.
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***
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2012-03-08 06:13:49 +01:00
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*** To edit the content of this header, modify the corresponding
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*** source file (e.g. under external/kernel-headers/original/) then
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*** run bionic/libc/kernel/tools/update_all.py
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***
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*** Any manual change here will be lost the next time this script will
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*** be run. You've been warned!
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***
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2009-03-04 04:28:35 +01:00
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****************************************************************************
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****************************************************************************/
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#ifndef _ASM_X86_BYTEORDER_H
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#define _ASM_X86_BYTEORDER_H
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#include <asm/types.h>
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#include <linux/compiler.h>
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2012-03-08 06:13:49 +01:00
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/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
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2009-03-04 04:28:35 +01:00
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#ifdef __GNUC__
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2013-10-01 02:41:08 +02:00
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#ifdef __i386__
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2009-03-04 04:28:35 +01:00
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static __inline__ __attribute_const__ __u32 ___arch__swab32(__u32 x)
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{
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2012-03-23 16:07:36 +01:00
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/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
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2013-10-01 02:41:08 +02:00
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__asm__("xchgb %b0,%h0\n\t"
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2009-03-04 04:28:35 +01:00
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"rorl $16,%0\n\t"
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"xchgb %b0,%h0"
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:"=q" (x)
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2012-03-23 16:07:36 +01:00
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/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
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2013-10-01 02:41:08 +02:00
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: "0" (x));
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2009-03-04 04:28:35 +01:00
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return x;
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}
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static __inline__ __attribute_const__ __u64 ___arch__swab64(__u64 val)
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2012-03-23 16:07:36 +01:00
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/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
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2013-10-01 02:41:08 +02:00
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{
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2009-03-04 04:28:35 +01:00
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union {
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struct { __u32 a,b; } s;
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__u64 u;
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2012-03-23 16:07:36 +01:00
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/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
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2013-10-01 02:41:08 +02:00
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} v;
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2009-03-04 04:28:35 +01:00
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v.u = val;
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v.s.a = ___arch__swab32(v.s.a);
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v.s.b = ___arch__swab32(v.s.b);
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2012-03-08 06:13:49 +01:00
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/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
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2013-10-01 02:41:08 +02:00
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__asm__("xchgl %0,%1" : "=r" (v.s.a), "=r" (v.s.b) : "0" (v.s.a), "1" (v.s.b));
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2012-03-23 16:07:36 +01:00
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return v.u;
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2009-03-04 04:28:35 +01:00
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}
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2013-10-01 02:41:08 +02:00
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#else
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/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
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static __inline__ __attribute_const__ __u64 ___arch__swab64(__u64 x)
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{
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__asm__("bswapq %0" : "=r" (x) : "0" (x));
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return x;
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/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
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}
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static __inline__ __attribute_const__ __u32 ___arch__swab32(__u32 x)
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{
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__asm__("bswapl %0" : "=r" (x) : "0" (x));
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/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
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return x;
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}
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#endif
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2009-03-04 04:28:35 +01:00
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#define __arch__swab64(x) ___arch__swab64(x)
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2012-03-23 16:07:36 +01:00
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/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
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2013-10-01 02:41:08 +02:00
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#define __arch__swab32(x) ___arch__swab32(x)
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2009-03-04 04:28:35 +01:00
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#define __BYTEORDER_HAS_U64__
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#endif
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#include <linux/byteorder/little_endian.h>
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2012-03-23 16:07:36 +01:00
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/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
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2013-10-01 02:41:08 +02:00
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#endif
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