diff options
Diffstat (limited to 'sysdeps/unix/sysv/linux/xstatconv.c')
| -rw-r--r-- | sysdeps/unix/sysv/linux/xstatconv.c | 270 |
1 files changed, 0 insertions, 270 deletions
diff --git a/sysdeps/unix/sysv/linux/xstatconv.c b/sysdeps/unix/sysv/linux/xstatconv.c deleted file mode 100644 index e307827b97..0000000000 --- a/sysdeps/unix/sysv/linux/xstatconv.c +++ /dev/null @@ -1,270 +0,0 @@ -/* Convert between the kernel's `struct stat' format, and libc's. - Copyright (C) 1991-2017 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/>. */ - -#include <errno.h> -#include <sys/stat.h> -#include <kernel_stat.h> -#include <kernel-features.h> - -#ifdef STAT_IS_KERNEL_STAT - -/* Dummy. */ -struct kernel_stat; - -#else - -#include <string.h> - - -#if XSTAT_IS_XSTAT64 -int -__xstat_conv (int vers, struct kernel_stat *kbuf, void *ubuf) -{ - switch (vers) - { - case _STAT_VER_KERNEL: - /* Nothing to do. The struct is in the form the kernel expects. - We should have short-circuted before we got here, but for - completeness... */ - *(struct kernel_stat *) ubuf = *kbuf; - break; - - case _STAT_VER_LINUX: - { - struct stat *buf = ubuf; - - /* Convert to current kernel version of `struct stat'. */ - buf->st_dev = kbuf->st_dev; -#ifdef _HAVE_STAT___PAD1 - buf->__pad1 = 0; -#endif - buf->st_ino = kbuf->st_ino; - buf->st_mode = kbuf->st_mode; - buf->st_nlink = kbuf->st_nlink; - buf->st_uid = kbuf->st_uid; - buf->st_gid = kbuf->st_gid; - buf->st_rdev = kbuf->st_rdev; -#ifdef _HAVE_STAT___PAD2 - buf->__pad2 = 0; -#endif - buf->st_size = kbuf->st_size; - buf->st_blksize = kbuf->st_blksize; - buf->st_blocks = kbuf->st_blocks; -#ifdef _HAVE_STAT_NSEC - buf->st_atim.tv_sec = kbuf->st_atim.tv_sec; - buf->st_atim.tv_nsec = kbuf->st_atim.tv_nsec; - buf->st_mtim.tv_sec = kbuf->st_mtim.tv_sec; - buf->st_mtim.tv_nsec = kbuf->st_mtim.tv_nsec; - buf->st_ctim.tv_sec = kbuf->st_ctim.tv_sec; - buf->st_ctim.tv_nsec = kbuf->st_ctim.tv_nsec; -#else - buf->st_atime = kbuf->st_atime; - buf->st_mtime = kbuf->st_mtime; - buf->st_ctime = kbuf->st_ctime; -#endif -#ifdef _HAVE_STAT___UNUSED1 - buf->__glibc_reserved1 = 0; -#endif -#ifdef _HAVE_STAT___UNUSED2 - buf->__glibc_reserved2 = 0; -#endif -#ifdef _HAVE_STAT___UNUSED3 - buf->__glibc_reserved3 = 0; -#endif -#ifdef _HAVE_STAT___UNUSED4 - buf->__glibc_reserved4 = 0; -#endif -#ifdef _HAVE_STAT___UNUSED5 - buf->__glibc_reserved5 = 0; -#endif - } - break; - - default: - return INLINE_SYSCALL_ERROR_RETURN_VALUE (EINVAL); - } - - return 0; -} -#endif - -int -__xstat64_conv (int vers, struct kernel_stat *kbuf, void *ubuf) -{ -#if XSTAT_IS_XSTAT64 - return __xstat_conv (vers, kbuf, ubuf); -#else - switch (vers) - { - case _STAT_VER_LINUX: - { - struct stat64 *buf = ubuf; - - /* Convert to current kernel version of `struct stat64'. */ - buf->st_dev = kbuf->st_dev; -#ifdef _HAVE_STAT64___PAD1 - buf->__pad1 = 0; -#endif - buf->st_ino = kbuf->st_ino; -#ifdef _HAVE_STAT64___ST_INO - buf->__st_ino = kbuf->st_ino; -#endif - buf->st_mode = kbuf->st_mode; - buf->st_nlink = kbuf->st_nlink; - buf->st_uid = kbuf->st_uid; - buf->st_gid = kbuf->st_gid; - buf->st_rdev = kbuf->st_rdev; -#ifdef _HAVE_STAT64___PAD2 - buf->__pad2 = 0; -#endif - buf->st_size = kbuf->st_size; - buf->st_blksize = kbuf->st_blksize; - buf->st_blocks = kbuf->st_blocks; -#ifdef _HAVE_STAT64_NSEC - buf->st_atim.tv_sec = kbuf->st_atim.tv_sec; - buf->st_atim.tv_nsec = kbuf->st_atim.tv_nsec; - buf->st_mtim.tv_sec = kbuf->st_mtim.tv_sec; - buf->st_mtim.tv_nsec = kbuf->st_mtim.tv_nsec; - buf->st_ctim.tv_sec = kbuf->st_ctim.tv_sec; - buf->st_ctim.tv_nsec = kbuf->st_ctim.tv_nsec; -#else - buf->st_atime = kbuf->st_atime; - buf->st_mtime = kbuf->st_mtime; - buf->st_ctime = kbuf->st_ctime; -#endif -#ifdef _HAVE_STAT64___UNUSED1 - buf->__glibc_reserved1 = 0; -#endif -#ifdef _HAVE_STAT64___UNUSED2 - buf->__glibc_reserved2 = 0; -#endif -#ifdef _HAVE_STAT64___UNUSED3 - buf->__glibc_reserved3 = 0; -#endif -#ifdef _HAVE_STAT64___UNUSED4 - buf->__glibc_reserved4 = 0; -#endif -#ifdef _HAVE_STAT64___UNUSED5 - buf->__glibc_reserved5 = 0; -#endif - } - break; - - /* If struct stat64 is different from struct stat then - _STAT_VER_KERNEL does not make sense. */ - case _STAT_VER_KERNEL: - default: - return INLINE_SYSCALL_ERROR_RETURN_VALUE (EINVAL); - } - - return 0; -#endif -} - -int -__xstat32_conv (int vers, struct stat64 *kbuf, struct stat *buf) -{ - switch (vers) - { - case _STAT_VER_LINUX: - { - /* Convert current kernel version of `struct stat64' to - `struct stat'. */ - buf->st_dev = kbuf->st_dev; -#ifdef _HAVE_STAT___PAD1 - buf->__pad1 = 0; -#endif -#ifdef _HAVE_STAT64___ST_INO -# if !__ASSUME_ST_INO_64_BIT - if (kbuf->st_ino == 0) - buf->st_ino = kbuf->__st_ino; - else -# endif - { - buf->st_ino = kbuf->st_ino; - if (sizeof (buf->st_ino) != sizeof (kbuf->st_ino) - && buf->st_ino != kbuf->st_ino) - return INLINE_SYSCALL_ERROR_RETURN_VALUE (EOVERFLOW); - } -#else - buf->st_ino = kbuf->st_ino; - if (sizeof (buf->st_ino) != sizeof (kbuf->st_ino) - && buf->st_ino != kbuf->st_ino) - return INLINE_SYSCALL_ERROR_RETURN_VALUE (EOVERFLOW); -#endif - buf->st_mode = kbuf->st_mode; - buf->st_nlink = kbuf->st_nlink; - buf->st_uid = kbuf->st_uid; - buf->st_gid = kbuf->st_gid; - buf->st_rdev = kbuf->st_rdev; -#ifdef _HAVE_STAT___PAD2 - buf->__pad2 = 0; -#endif - buf->st_size = kbuf->st_size; - /* Check for overflow. */ - if (sizeof (buf->st_size) != sizeof (kbuf->st_size) - && buf->st_size != kbuf->st_size) - return INLINE_SYSCALL_ERROR_RETURN_VALUE (EOVERFLOW); - buf->st_blksize = kbuf->st_blksize; - buf->st_blocks = kbuf->st_blocks; - /* Check for overflow. */ - if (sizeof (buf->st_blocks) != sizeof (kbuf->st_blocks) - && buf->st_blocks != kbuf->st_blocks) - return INLINE_SYSCALL_ERROR_RETURN_VALUE (EOVERFLOW); -#ifdef _HAVE_STAT_NSEC - buf->st_atim.tv_sec = kbuf->st_atim.tv_sec; - buf->st_atim.tv_nsec = kbuf->st_atim.tv_nsec; - buf->st_mtim.tv_sec = kbuf->st_mtim.tv_sec; - buf->st_mtim.tv_nsec = kbuf->st_mtim.tv_nsec; - buf->st_ctim.tv_sec = kbuf->st_ctim.tv_sec; - buf->st_ctim.tv_nsec = kbuf->st_ctim.tv_nsec; -#else - buf->st_atime = kbuf->st_atime; - buf->st_mtime = kbuf->st_mtime; - buf->st_ctime = kbuf->st_ctime; -#endif - -#ifdef _HAVE_STAT___UNUSED1 - buf->__glibc_reserved1 = 0; -#endif -#ifdef _HAVE_STAT___UNUSED2 - buf->__glibc_reserved2 = 0; -#endif -#ifdef _HAVE_STAT___UNUSED3 - buf->__glibc_reserved3 = 0; -#endif -#ifdef _HAVE_STAT___UNUSED4 - buf->__glibc_reserved4 = 0; -#endif -#ifdef _HAVE_STAT___UNUSED5 - buf->__glibc_reserved5 = 0; -#endif - } - break; - - /* If struct stat64 is different from struct stat then - _STAT_VER_KERNEL does not make sense. */ - case _STAT_VER_KERNEL: - default: - return INLINE_SYSCALL_ERROR_RETURN_VALUE (EINVAL); - } - - return 0; -} - -#endif |