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Path: ~//usr/include/bits/

File Content: `byteswap.h`

/* Macros to swap the order of bytes in integer values.
   Copyright (C) 1997-2012   Free Software Foundation, Inc.
   This file is part of the GNU C Library.

   The GNU C Library is free software; you can redistribute it and/or
   modify it under the terms of the GNU Lesser General Public
   License as published by the Free Software Foundation; either
   version 2.1 of the License, or (at your option) any later version.

   The GNU C Library is distributed in the hope that it will be useful,
   but WITHOUT ANY WARRANTY; without even the implied warranty of
   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
   Lesser General Public License for more details.

   You should have received a copy of the GNU Lesser General Public
   License along with the GNU C Library; if not, see
   <http://www.gnu.org/licenses/>.  */

#if !defined _BYTESWAP_H && !defined _NETINET_IN_H && !defined _ENDIAN_H
# error "Never use <bits/byteswap.h> directly; include <byteswap.h> instead."
#endif

#ifndef _BITS_BYTESWAP_H
#define _BITS_BYTESWAP_H 1

#include <features.h>
#include <bits/types.h>
#include <bits/wordsize.h>

/* Swap bytes in 16 bit value.  */
#define __bswap_constant_16(x) \
     ((unsigned short int) ((((x) >> 8) & 0xff) | (((x) & 0xff) << 8)))

/* Get __bswap_16.  */
#include <bits/byteswap-16.h>

/* Swap bytes in 32 bit value.  */
#define __bswap_constant_32(x) \
     ((((x) & 0xff000000) >> 24) | (((x) & 0x00ff0000) >>  8) |		      \
      (((x) & 0x0000ff00) <<  8) | (((x) & 0x000000ff) << 24))

#ifdef __GNUC__
# if __GNUC_PREREQ (4, 3)
static __inline unsigned int
__bswap_32 (unsigned int __bsx)
{
  return __builtin_bswap32 (__bsx);
}
# elif __GNUC__ >= 2
#  if __WORDSIZE == 64 || (defined __i486__ || defined __pentium__	      \
			   || defined __pentiumpro__ || defined __pentium4__  \
			   || defined __k8__ || defined __athlon__	      \
			   || defined __k6__ || defined __nocona__	      \
			   || defined __core2__ || defined __geode__	      \
			   || defined __amdfam10__)
/* To swap the bytes in a word the i486 processors and up provide the
   `bswap' opcode.  On i386 we have to use three instructions.  */
#   define __bswap_32(x) \
      (__extension__							      \
       ({ unsigned int __v, __x = (x);					      \
	  if (__builtin_constant_p (__x))				      \
	    __v = __bswap_constant_32 (__x);				      \
	  else								      \
	    __asm__ ("bswap %0" : "=r" (__v) : "0" (__x));		      \
	  __v; }))
#  else
#   define __bswap_32(x)						      \
      (__extension__							      \
       ({ unsigned int __v, __x = (x);					      \
	  if (__builtin_constant_p (__x))				      \
	    __v = __bswap_constant_32 (__x);				      \
	  else								      \
	    __asm__ ("rorw $8, %w0;"					      \
		     "rorl $16, %0;"					      \
		     "rorw $8, %w0"					      \
		     : "=r" (__v)					      \
		     : "0" (__x)					      \
		     : "cc");						      \
	  __v; }))
#  endif
# else
#  define __bswap_32(x) \
     (__extension__							      \
      ({ unsigned int __x = (x); __bswap_constant_32 (__x); }))
# endif
#else
static __inline unsigned int
__bswap_32 (unsigned int __bsx)
{
  return __bswap_constant_32 (__bsx);
}
#endif


#if __GNUC_PREREQ (2, 0)
/* Swap bytes in 64 bit value.  */
# define __bswap_constant_64(x) \
     (__extension__ ((((x) & 0xff00000000000000ull) >> 56)		      \
		     | (((x) & 0x00ff000000000000ull) >> 40)		      \
		     | (((x) & 0x0000ff0000000000ull) >> 24)		      \
		     | (((x) & 0x000000ff00000000ull) >> 8)		      \
		     | (((x) & 0x00000000ff000000ull) << 8)		      \
		     | (((x) & 0x0000000000ff0000ull) << 24)		      \
		     | (((x) & 0x000000000000ff00ull) << 40)		      \
		     | (((x) & 0x00000000000000ffull) << 56)))

# if __GNUC_PREREQ (4, 3)
static __inline __uint64_t
__bswap_64 (__uint64_t __bsx)
{
  return __builtin_bswap64 (__bsx);
}
# elif __WORDSIZE == 64
#  define __bswap_64(x) \
     (__extension__							      \
      ({ __uint64_t __v, __x = (x);					      \
	 if (__builtin_constant_p (__x))				      \
	   __v = __bswap_constant_64 (__x);				      \
	 else								      \
	   __asm__ ("bswap %q0" : "=r" (__v) : "0" (__x));		      \
	 __v; }))
# else
#  define __bswap_64(x) \
     (__extension__                                                           \
      ({ union { __extension__ __uint64_t __ll;		                      \
		 unsigned int __l[2]; } __w, __r;                             \
	 if (__builtin_constant_p (x))                                        \
	   __r.__ll = __bswap_constant_64 (x);                                \
	 else                                                                 \
	   {                                                                  \
	     __w.__ll = (x);                                                  \
	     __r.__l[0] = __bswap_32 (__w.__l[1]);                            \
	     __r.__l[1] = __bswap_32 (__w.__l[0]);                            \
	   }                                                                  \
	 __r.__ll; }))
# endif
#elif __GLIBC_HAVE_LONG_LONG
# define __bswap_constant_64(x) \
     ((((x) & 0xff00000000000000ull) >> 56)				      \
      | (((x) & 0x00ff000000000000ull) >> 40)				      \
      | (((x) & 0x0000ff0000000000ull) >> 24)				      \
      | (((x) & 0x000000ff00000000ull) >> 8)				      \
      | (((x) & 0x00000000ff000000ull) << 8)				      \
      | (((x) & 0x0000000000ff0000ull) << 24)				      \
      | (((x) & 0x000000000000ff00ull) << 40)				      \
      | (((x) & 0x00000000000000ffull) << 56))

static __inline __uint64_t
__bswap_64 (__uint64_t __bsx)
{
  return __bswap_constant_64 (__bsx);
}
#endif

#endif /* _BITS_BYTESWAP_H */

Edit Rename Chmod Delete

FILE FOLDER

Name	Size	Permission
a.out.h	268 bytes	0644
byteswap-16.h	1726 bytes	0644
byteswap.h	5689 bytes	0644
cmathcalls.h	4814 bytes	0644
confname.h	23751 bytes	0644
dirent.h	1728 bytes	0644
dlfcn.h	2526 bytes	0644
elfclass.h	426 bytes	0644
endian.h	176 bytes	0644
environments.h	3584 bytes	0644
epoll.h	1139 bytes	0644
errno.h	2163 bytes	0644
error.h	2684 bytes	0644
eventfd.h	1128 bytes	0644
fcntl-linux.h	12856 bytes	0644
fcntl.h	2245 bytes	0644
fcntl2.h	5575 bytes	0644
fenv.h	4032 bytes	0644
fenvinline.h	190 bytes	0644
huge_val.h	1874 bytes	0644
huge_valf.h	1834 bytes	0644
huge_vall.h	1608 bytes	0644
hwcap.h	966 bytes	0644
in.h	9223 bytes	0644
inf.h	1056 bytes	0644
initspin.h	25 bytes	0644
inotify.h	1079 bytes	0644
ioctl-types.h	2468 bytes	0644
ioctls.h	4490 bytes	0644
ipc.h	2054 bytes	0644
ipctypes.h	1170 bytes	0644
libc-lock.h	12844 bytes	0644
libio-ldbl.h	1014 bytes	0644
link.h	4298 bytes	0644
local_lim.h	3204 bytes	0644
locale.h	1367 bytes	0644
math-finite.h	14582 bytes	0644
mathcalls.h	11574 bytes	0644
mathdef.h	2189 bytes	0644
mathinline.h	31601 bytes	0644
mman.h	4893 bytes	0644
monetary-ldbl.h	1041 bytes	0644
mqueue.h	1245 bytes	0644
mqueue2.h	2157 bytes	0644
msq.h	2529 bytes	0644
nan.h	1574 bytes	0644
netdb.h	1282 bytes	0644
param.h	1432 bytes	0644
poll.h	2088 bytes	0644
poll2.h	2931 bytes	0644
posix1_lim.h	4922 bytes	0644
posix2_lim.h	2885 bytes	0644
posix_opt.h	5784 bytes	0644
printf-ldbl.h	986 bytes	0644
pthreadtypes.h	6480 bytes	0644
resource.h	9435 bytes	0644
sched.h	7543 bytes	0644
select.h	2125 bytes	0644
select2.h	1438 bytes	0644
sem.h	2587 bytes	0644
semaphore.h	1238 bytes	0644
setjmp.h	1287 bytes	0644
setjmp2.h	1705 bytes	0644
shm.h	3519 bytes	0644
sigaction.h	2852 bytes	0644
sigcontext.h	4174 bytes	0644
siginfo.h	10049 bytes	0644
signalfd.h	1066 bytes	0644
signum.h	3417 bytes	0644
sigset.h	4587 bytes	0644
sigstack.h	1528 bytes	0644
sigthread.h	1675 bytes	0644
sockaddr.h	1533 bytes	0644
socket.h	12905 bytes	0644
socket2.h	3025 bytes	0644
socket_type.h	2215 bytes	0644
stab.def	9034 bytes	0644
stat.h	7641 bytes	0644
statfs.h	1936 bytes	0644
statvfs.h	3422 bytes	0644
stdio-ldbl.h	3181 bytes	0644
stdio-lock.h	2187 bytes	0644
stdio.h	5582 bytes	0644
stdio2.h	12658 bytes	0644
stdio_lim.h	1373 bytes	0644
stdlib-float.h	1151 bytes	0644
stdlib-ldbl.h	1395 bytes	0644
stdlib.h	5665 bytes	0644
string.h	57835 bytes	0644
string2.h	47188 bytes	0644
string3.h	4490 bytes	0644
sys_errlist.h	1215 bytes	0644
syscall.h	44060 bytes	0644
sysctl.h	893 bytes	0644
syslog-ldbl.h	1203 bytes	0644
syslog-path.h	1055 bytes	0644
syslog.h	1696 bytes	0644
termios.h	5352 bytes	0644
time.h	3426 bytes	0644
timerfd.h	1102 bytes	0644
timex.h	4469 bytes	0644
types.h	7729 bytes	0644
typesizes.h	3225 bytes	0644
uio.h	2480 bytes	0644
unistd.h	13384 bytes	0644
ustat.h	1090 bytes	0644
utmp.h	3967 bytes	0644
utmpx.h	3460 bytes	0644
utsname.h	1219 bytes	0644
waitflags.h	1648 bytes	0644
waitstatus.h	3572 bytes	0644
wchar-ldbl.h	2507 bytes	0644
wchar.h	1133 bytes	0644
wchar2.h	20524 bytes	0644
wordsize.h	327 bytes	0644
xopen_lim.h	3770 bytes	0644

File Content: byteswap.h

File Content: `byteswap.h`