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/* fxstat using old-style Unix fstat system call.
Copyright (C) 1991-2021 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
<https://www.gnu.org/licenses/>. */
#include <sys/stat.h>
#include <fcntl.h>
#include <kernel_stat.h>
#include <sysdep.h>
#if !XSTAT_IS_XSTAT64
# include <xstatconv.h>
# include <xstatover.h>
# include <shlib-compat.h>
# if SHLIB_COMPAT(libc, GLIBC_2_0, GLIBC_2_33)
/* Get information about the file FD in BUF. */
int
__fxstat (int vers, int fd, struct stat *buf)
{
switch (vers)
{
case _STAT_VER_KERNEL:
{
# if STAT_IS_KERNEL_STAT
/* New kABIs which uses generic pre 64-bit time Linux ABI,
e.g. csky, nios2 */
int r = INLINE_SYSCALL_CALL (fstat64, fd, buf);
return r ?: stat_overflow (buf);
# else
/* Old kABIs with old non-LFS support, e.g. arm, i386, hppa, m68k,
microblaze, s390, sh, powerpc, and sparc. */
return INLINE_SYSCALL_CALL (fstat, fd, buf);
# endif
}
default:
{
# if STAT_IS_KERNEL_STAT
return INLINE_SYSCALL_ERROR_RETURN_VALUE (EINVAL);
# else
struct stat64 buf64;
int r = INLINE_SYSCALL_CALL (fstat64, fd, &buf64);
return r ?: __xstat32_conv (vers, &buf64, buf);
#endif
}
}
}
# endif /* SHLIB_COMPAT */
#endif /* XSTAT_IS_XSTAT64 */
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