FM / bits

/usr/include/bits

Name	Size	Mode	Actions
types/	-	0755	rm
a.out.h	268	0644	edit dl rm
byteswap.h	2449	0644	edit dl rm
cmathcalls.h	4138	0644	edit dl rm
confname.h	23708	0644	edit dl rm
cpu-set.h	4515	0644	edit dl rm
dirent.h	1770	0644	edit dl rm
dlfcn.h	2520	0644	edit dl rm
elfclass.h	426	0644	edit dl rm
endian.h	176	0644	edit dl rm
environments.h	3790	0644	edit dl rm
epoll.h	1070	0644	edit dl rm
errno.h	1425	0644	edit dl rm
error.h	2683	0644	edit dl rm
eventfd.h	1128	0644	edit dl rm
fcntl-linux.h	13712	0644	edit dl rm
fcntl.h	2245	0644	edit dl rm
fcntl2.h	5574	0644	edit dl rm
fenv.h	4605	0644	edit dl rm
fenvinline.h	190	0644	edit dl rm
floatn-common.h	9764	0644	edit dl rm
floatn.h	4372	0644	edit dl rm
flt-eval-method.h	1214	0644	edit dl rm
fp-fast.h	1215	0644	edit dl rm
fp-logb.h	1011	0644	edit dl rm
getopt_core.h	3666	0644	edit dl rm
getopt_ext.h	3037	0644	edit dl rm
getopt_posix.h	1809	0644	edit dl rm
hwcap.h	971	0644	edit dl rm
in.h	9466	0644	edit dl rm
indirect-return.h	1585	0644	edit dl rm
initspin.h	25	0644	edit dl rm
inotify.h	1079	0644	edit dl rm
ioctl-types.h	2455	0644	edit dl rm
ioctls.h	4477	0644	edit dl rm
ipc.h	2070	0644	edit dl rm
ipctypes.h	1175	0644	edit dl rm
iscanonical.h	2478	0644	edit dl rm
libc-header-start.h	2607	0644	edit dl rm
libm-simd-decl-stubs.h	3003	0644	edit dl rm
link.h	4285	0644	edit dl rm
link_lavcurrent.h	1099	0644	edit dl rm
locale.h	1367	0644	edit dl rm
local_lim.h	3184	0644	edit dl rm
long-double.h	923	0644	edit dl rm
math-finite.h	5374	0644	edit dl rm
math-vector.h	2307	0644	edit dl rm
mathcalls-helper-functions.h	1764	0644	edit dl rm
mathcalls-narrow.h	1306	0644	edit dl rm
mathcalls.h	13100	0644	edit dl rm
mathdef.h	890	0644	edit dl rm
mathinline.h	13015	0644	edit dl rm
mman-linux.h	4895	0644	edit dl rm
mman-shared.h	2736	0644	edit dl rm
mman.h	2063	0644	edit dl rm
monetary-ldbl.h	1046	0644	edit dl rm
mqueue.h	1245	0644	edit dl rm
mqueue2.h	2150	0644	edit dl rm
msq.h	2637	0644	edit dl rm
netdb.h	1263	0644	edit dl rm
param.h	1432	0644	edit dl rm
poll.h	2075	0644	edit dl rm
poll2.h	2485	0644	edit dl rm
posix1_lim.h	5188	0644	edit dl rm
posix2_lim.h	2866	0644	edit dl rm
posix_opt.h	5766	0644	edit dl rm
printf-ldbl.h	991	0644	edit dl rm
pthreadtypes-arch.h	3290	0644	edit dl rm
pthreadtypes.h	3071	0644	edit dl rm
ptrace-shared.h	2900	0644	edit dl rm
resource.h	6298	0644	edit dl rm
sched.h	3747	0644	edit dl rm
select.h	2105	0644	edit dl rm
select2.h	1437	0644	edit dl rm
sem.h	2619	0644	edit dl rm
semaphore.h	1237	0644	edit dl rm
setjmp.h	1286	0644	edit dl rm
setjmp2.h	1704	0644	edit dl rm
shm.h	3591	0644	edit dl rm
sigaction.h	2934	0644	edit dl rm
sigcontext.h	4264	0644	edit dl rm
sigevent-consts.h	1470	0644	edit dl rm
siginfo-arch.h	729	0644	edit dl rm
siginfo-consts-arch.h	204	0644	edit dl rm
siginfo-consts.h	5973	0644	edit dl rm
signalfd.h	1066	0644	edit dl rm
signum-generic.h	4340	0644	edit dl rm
signum.h	1633	0644	edit dl rm
sigstack.h	1167	0644	edit dl rm
sigthread.h	1691	0644	edit dl rm
sockaddr.h	1513	0644	edit dl rm
socket.h	15562	0644	edit dl rm
socket2.h	3036	0644	edit dl rm
socket_type.h	2215	0644	edit dl rm
ss_flags.h	1187	0644	edit dl rm
stab.def	9039	0644	edit dl rm
stat.h	7619	0644	edit dl rm
statfs.h	1916	0644	edit dl rm
statvfs.h	3422	0644	edit dl rm
statx-generic.h	2049	0644	edit dl rm
statx.h	1399	0644	edit dl rm
stdint-intn.h	1036	0644	edit dl rm
stdint-uintn.h	1048	0644	edit dl rm
stdio-ldbl.h	3013	0644	edit dl rm
stdio.h	5586	0644	edit dl rm
stdio2.h	12546	0644	edit dl rm
stdio_lim.h	1212	0644	edit dl rm
stdlib-bsearch.h	1377	0644	edit dl rm
stdlib-float.h	1114	0644	edit dl rm
stdlib-ldbl.h	1372	0644	edit dl rm
stdlib.h	5069	0644	edit dl rm
strings_fortified.h	1239	0644	edit dl rm
string_fortified.h	4683	0644	edit dl rm
syscall.h	45663	0644	edit dl rm
sysctl.h	898	0644	edit dl rm
syslog-ldbl.h	1205	0644	edit dl rm
syslog-path.h	1060	0644	edit dl rm
syslog.h	1684	0644	edit dl rm
sysmacros.h	2952	0644	edit dl rm
sys_errlist.h	1215	0644	edit dl rm
termios.h	5363	0644	edit dl rm
thread-shared-types.h	6735	0644	edit dl rm
time.h	2998	0644	edit dl rm
timerfd.h	1102	0644	edit dl rm
timex.h	4595	0644	edit dl rm
types.h	8335	0644	edit dl rm
typesizes.h	3397	0644	edit dl rm
uintn-identity.h	1541	0644	edit dl rm
uio-ext.h	1922	0644	edit dl rm
uio_lim.h	1384	0644	edit dl rm
unistd.h	10812	0644	edit dl rm
utmp.h	4066	0644	edit dl rm
utmpx.h	3577	0644	edit dl rm
utsname.h	1212	0644	edit dl rm
waitflags.h	1696	0644	edit dl rm
waitstatus.h	2286	0644	edit dl rm
wchar-ldbl.h	2423	0644	edit dl rm
wchar.h	1905	0644	edit dl rm
wchar2.h	18221	0644	edit dl rm
wctype-wchar.h	6301	0644	edit dl rm
wordsize.h	442	0644	edit dl rm
xopen_lim.h	3857	0644	edit dl rm

Edit: /usr/include/bits/stdio2.h (12546B)

/* Checking macros for stdio functions.
   Copyright (C) 2004-2018 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/>.  */

#ifndef _BITS_STDIO2_H
#define _BITS_STDIO2_H 1

#ifndef _STDIO_H
# error "Never include <bits/stdio2.h> directly; use <stdio.h> instead."
#endif

extern int __sprintf_chk (char *__restrict __s, int __flag, size_t __slen,
			  const char *__restrict __format, ...) __THROW;
extern int __vsprintf_chk (char *__restrict __s, int __flag, size_t __slen,
			   const char *__restrict __format,
			   __gnuc_va_list __ap) __THROW;

#ifdef __va_arg_pack
__fortify_function int
__NTH (sprintf (char *__restrict __s, const char *__restrict __fmt, ...))
{
  return __builtin___sprintf_chk (__s, __USE_FORTIFY_LEVEL - 1,
				  __glibc_objsize (__s), __fmt,
				  __va_arg_pack ());
}
#elif !defined __cplusplus
# define sprintf(str, ...) \
  __builtin___sprintf_chk (str, __USE_FORTIFY_LEVEL - 1,		      \
			   __glibc_objsize (str), __VA_ARGS__)
#endif

__fortify_function int
__NTH (vsprintf (char *__restrict __s, const char *__restrict __fmt,
		 __gnuc_va_list __ap))
{
  return __builtin___vsprintf_chk (__s, __USE_FORTIFY_LEVEL - 1,
				   __glibc_objsize (__s), __fmt, __ap);
}

#if defined __USE_ISOC99 || defined __USE_UNIX98

extern int __snprintf_chk (char *__restrict __s, size_t __n, int __flag,
			   size_t __slen, const char *__restrict __format,
			   ...) __THROW;
extern int __vsnprintf_chk (char *__restrict __s, size_t __n, int __flag,
			    size_t __slen, const char *__restrict __format,
			    __gnuc_va_list __ap) __THROW;

# ifdef __va_arg_pack
__fortify_function int
__NTH (snprintf (char *__restrict __s, size_t __n,
		 const char *__restrict __fmt, ...))
{
  return __builtin___snprintf_chk (__s, __n, __USE_FORTIFY_LEVEL - 1,
				   __glibc_objsize (__s), __fmt,
				   __va_arg_pack ());
}
# elif !defined __cplusplus
#  define snprintf(str, len, ...) \
  __builtin___snprintf_chk (str, len, __USE_FORTIFY_LEVEL - 1,		      \
			    __glibc_objsize (str), __VA_ARGS__)
# endif

__fortify_function int
__NTH (vsnprintf (char *__restrict __s, size_t __n,
		  const char *__restrict __fmt, __gnuc_va_list __ap))
{
  return __builtin___vsnprintf_chk (__s, __n, __USE_FORTIFY_LEVEL - 1,
				    __glibc_objsize (__s), __fmt, __ap);
}

#endif

#if __USE_FORTIFY_LEVEL > 1

extern int __fprintf_chk (FILE *__restrict __stream, int __flag,
			  const char *__restrict __format, ...);
extern int __printf_chk (int __flag, const char *__restrict __format, ...);
extern int __vfprintf_chk (FILE *__restrict __stream, int __flag,
			   const char *__restrict __format, __gnuc_va_list __ap);
extern int __vprintf_chk (int __flag, const char *__restrict __format,
			  __gnuc_va_list __ap);

# ifdef __va_arg_pack
__fortify_function int
fprintf (FILE *__restrict __stream, const char *__restrict __fmt, ...)
{
  return __fprintf_chk (__stream, __USE_FORTIFY_LEVEL - 1, __fmt,
			__va_arg_pack ());
}

__fortify_function int
printf (const char *__restrict __fmt, ...)
{
  return __printf_chk (__USE_FORTIFY_LEVEL - 1, __fmt, __va_arg_pack ());
}
# elif !defined __cplusplus
#  define printf(...) \
  __printf_chk (__USE_FORTIFY_LEVEL - 1, __VA_ARGS__)
#  define fprintf(stream, ...) \
  __fprintf_chk (stream, __USE_FORTIFY_LEVEL - 1, __VA_ARGS__)
# endif

__fortify_function int
vprintf (const char *__restrict __fmt, __gnuc_va_list __ap)
{
#ifdef __USE_EXTERN_INLINES
  return __vfprintf_chk (stdout, __USE_FORTIFY_LEVEL - 1, __fmt, __ap);
#else
  return __vprintf_chk (__USE_FORTIFY_LEVEL - 1, __fmt, __ap);
#endif
}

__fortify_function int
vfprintf (FILE *__restrict __stream,
	  const char *__restrict __fmt, __gnuc_va_list __ap)
{
  return __vfprintf_chk (__stream, __USE_FORTIFY_LEVEL - 1, __fmt, __ap);
}

# ifdef __USE_XOPEN2K8
extern int __dprintf_chk (int __fd, int __flag, const char *__restrict __fmt,
			  ...) __attribute__ ((__format__ (__printf__, 3, 4)));
extern int __vdprintf_chk (int __fd, int __flag,
			   const char *__restrict __fmt, __gnuc_va_list __arg)
     __attribute__ ((__format__ (__printf__, 3, 0)));

#  ifdef __va_arg_pack
__fortify_function int
dprintf (int __fd, const char *__restrict __fmt, ...)
{
  return __dprintf_chk (__fd, __USE_FORTIFY_LEVEL - 1, __fmt,
			__va_arg_pack ());
}
#  elif !defined __cplusplus
#   define dprintf(fd, ...) \
  __dprintf_chk (fd, __USE_FORTIFY_LEVEL - 1, __VA_ARGS__)
#  endif

__fortify_function int
vdprintf (int __fd, const char *__restrict __fmt, __gnuc_va_list __ap)
{
  return __vdprintf_chk (__fd, __USE_FORTIFY_LEVEL - 1, __fmt, __ap);
}
# endif

# ifdef __USE_GNU

extern int __asprintf_chk (char **__restrict __ptr, int __flag,
			   const char *__restrict __fmt, ...)
     __THROW __attribute__ ((__format__ (__printf__, 3, 4))) __wur;
extern int __vasprintf_chk (char **__restrict __ptr, int __flag,
			    const char *__restrict __fmt, __gnuc_va_list __arg)
     __THROW __attribute__ ((__format__ (__printf__, 3, 0))) __wur;
extern int __obstack_printf_chk (struct obstack *__restrict __obstack,
				 int __flag, const char *__restrict __format,
				 ...)
     __THROW __attribute__ ((__format__ (__printf__, 3, 4)));
extern int __obstack_vprintf_chk (struct obstack *__restrict __obstack,
				  int __flag,
				  const char *__restrict __format,
				  __gnuc_va_list __args)
     __THROW __attribute__ ((__format__ (__printf__, 3, 0)));

#  ifdef __va_arg_pack
__fortify_function int
__NTH (asprintf (char **__restrict __ptr, const char *__restrict __fmt, ...))
{
  return __asprintf_chk (__ptr, __USE_FORTIFY_LEVEL - 1, __fmt,
			 __va_arg_pack ());
}

__fortify_function int
__NTH (__asprintf (char **__restrict __ptr, const char *__restrict __fmt,
		   ...))
{
  return __asprintf_chk (__ptr, __USE_FORTIFY_LEVEL - 1, __fmt,
			 __va_arg_pack ());
}

__fortify_function int
__NTH (obstack_printf (struct obstack *__restrict __obstack,
		       const char *__restrict __fmt, ...))
{
  return __obstack_printf_chk (__obstack, __USE_FORTIFY_LEVEL - 1, __fmt,
			       __va_arg_pack ());
}
#  elif !defined __cplusplus
#   define asprintf(ptr, ...) \
  __asprintf_chk (ptr, __USE_FORTIFY_LEVEL - 1, __VA_ARGS__)
#   define __asprintf(ptr, ...) \
  __asprintf_chk (ptr, __USE_FORTIFY_LEVEL - 1, __VA_ARGS__)
#   define obstack_printf(obstack, ...) \
  __obstack_printf_chk (obstack, __USE_FORTIFY_LEVEL - 1, __VA_ARGS__)
#  endif

__fortify_function int
__NTH (vasprintf (char **__restrict __ptr, const char *__restrict __fmt,
		  __gnuc_va_list __ap))
{
  return __vasprintf_chk (__ptr, __USE_FORTIFY_LEVEL - 1, __fmt, __ap);
}

__fortify_function int
__NTH (obstack_vprintf (struct obstack *__restrict __obstack,
			const char *__restrict __fmt, __gnuc_va_list __ap))
{
  return __obstack_vprintf_chk (__obstack, __USE_FORTIFY_LEVEL - 1, __fmt,
				__ap);
}

# endif

#endif

#if __GLIBC_USE (DEPRECATED_GETS)
extern char *__gets_chk (char *__str, size_t) __wur;
extern char *__REDIRECT (__gets_warn, (char *__str), gets)
     __wur __warnattr ("please use fgets or getline instead, gets can't "
		       "specify buffer size");

__fortify_function __wur char *
gets (char *__str)
{
  if (__glibc_objsize (__str) != (size_t) -1)
    return __gets_chk (__str, __glibc_objsize (__str));
  return __gets_warn (__str);
}
#endif

extern char *__fgets_chk (char *__restrict __s, size_t __size, int __n,
			  FILE *__restrict __stream) __wur;
extern char *__REDIRECT (__fgets_alias,
			 (char *__restrict __s, int __n,
			  FILE *__restrict __stream), fgets) __wur;
extern char *__REDIRECT (__fgets_chk_warn,
			 (char *__restrict __s, size_t __size, int __n,
			  FILE *__restrict __stream), __fgets_chk)
     __wur __warnattr ("fgets called with bigger size than length "
		       "of destination buffer");

__fortify_function __wur char *
fgets (char *__restrict __s, int __n, FILE *__restrict __stream)
{
  size_t sz = __glibc_objsize (__s);
  if (__glibc_safe_or_unknown_len (__n, sizeof (char), sz))
    return __fgets_alias (__s, __n, __stream);
  if (__glibc_unsafe_len (__n, sizeof (char), sz))
    return __fgets_chk_warn (__s, sz, __n, __stream);
  return __fgets_chk (__s, sz, __n, __stream);
}

extern size_t __fread_chk (void *__restrict __ptr, size_t __ptrlen,
			   size_t __size, size_t __n,
			   FILE *__restrict __stream) __wur;
extern size_t __REDIRECT (__fread_alias,
			  (void *__restrict __ptr, size_t __size,
			   size_t __n, FILE *__restrict __stream),
			  fread) __wur;
extern size_t __REDIRECT (__fread_chk_warn,
			  (void *__restrict __ptr, size_t __ptrlen,
			   size_t __size, size_t __n,
			   FILE *__restrict __stream),
			  __fread_chk)
     __wur __warnattr ("fread called with bigger size * nmemb than length "
		       "of destination buffer");

__fortify_function __wur size_t
fread (void *__restrict __ptr, size_t __size, size_t __n,
       FILE *__restrict __stream)
{
  size_t sz = __glibc_objsize0 (__ptr);
  if (__glibc_safe_or_unknown_len (__n, __size, sz))
    return __fread_alias (__ptr, __size, __n, __stream);
  if (__glibc_unsafe_len (__n, __size, sz))
    return __fread_chk_warn (__ptr, sz, __size, __n, __stream);
  return __fread_chk (__ptr, sz, __size, __n, __stream);
}

#ifdef __USE_GNU
extern char *__fgets_unlocked_chk (char *__restrict __s, size_t __size,
				   int __n, FILE *__restrict __stream) __wur;
extern char *__REDIRECT (__fgets_unlocked_alias,
			 (char *__restrict __s, int __n,
			  FILE *__restrict __stream), fgets_unlocked) __wur;
extern char *__REDIRECT (__fgets_unlocked_chk_warn,
			 (char *__restrict __s, size_t __size, int __n,
			  FILE *__restrict __stream), __fgets_unlocked_chk)
     __wur __warnattr ("fgets_unlocked called with bigger size than length "
		       "of destination buffer");

__fortify_function __wur char *
fgets_unlocked (char *__restrict __s, int __n, FILE *__restrict __stream)
{
  size_t sz = __glibc_objsize (__s);
  if (__glibc_safe_or_unknown_len (__n, sizeof (char), sz))
    return __fgets_unlocked_alias (__s, __n, __stream);
  if (__glibc_unsafe_len (__n, sizeof (char), sz))
    return __fgets_unlocked_chk_warn (__s, sz, __n, __stream);
  return __fgets_unlocked_chk (__s, sz, __n, __stream);
}
#endif

#ifdef __USE_MISC
# undef fread_unlocked
extern size_t __fread_unlocked_chk (void *__restrict __ptr, size_t __ptrlen,
				    size_t __size, size_t __n,
				    FILE *__restrict __stream) __wur;
extern size_t __REDIRECT (__fread_unlocked_alias,
			  (void *__restrict __ptr, size_t __size,
			   size_t __n, FILE *__restrict __stream),
			  fread_unlocked) __wur;
extern size_t __REDIRECT (__fread_unlocked_chk_warn,
			  (void *__restrict __ptr, size_t __ptrlen,
			   size_t __size, size_t __n,
			   FILE *__restrict __stream),
			  __fread_unlocked_chk)
     __wur __warnattr ("fread_unlocked called with bigger size * nmemb than "
		       "length of destination buffer");

__fortify_function __wur size_t
fread_unlocked (void *__restrict __ptr, size_t __size, size_t __n,
		FILE *__restrict __stream)
{
  size_t sz = __glibc_objsize0 (__ptr);
  if (__glibc_safe_or_unknown_len (__n, __size, sz))
    {
# ifdef __USE_EXTERN_INLINES
      if (__builtin_constant_p (__size)
	  && __builtin_constant_p (__n)
	  && (__size | __n) < (((size_t) 1) << (8 * sizeof (size_t) / 2))
	  && __size * __n <= 8)
	{
	  size_t __cnt = __size * __n;
	  char *__cptr = (char *) __ptr;
	  if (__cnt == 0)
	    return 0;

for (; __cnt > 0; --__cnt)
	    {
	      int __c = getc_unlocked (__stream);
	      if (__c == EOF)
		break;
	      *__cptr++ = __c;
	    }
	  return (__cptr - (char *) __ptr) / __size;
	}
# endif
      return __fread_unlocked_alias (__ptr, __size, __n, __stream);
    }
  if (__glibc_unsafe_len (__n, __size, sz))
    return __fread_unlocked_chk_warn (__ptr, sz, __size, __n, __stream);
  return __fread_unlocked_chk (__ptr, sz, __size, __n, __stream);

}
#endif

#endif /* bits/stdio2.h.  */

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