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121 lines
3.1 KiB
C
121 lines
3.1 KiB
C
/* Convert between the kernel's `struct stat' format, and libc's.
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Copyright (C) 1997-2013 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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The GNU C Library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 2.1 of the License, or (at your option) any later version.
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The GNU C Library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with the GNU C Library. If not, see
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<http://www.gnu.org/licenses/>. */
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#include <errno.h>
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#include <string.h>
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#include <sys/stat.h>
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#include <kernel_stat.h>
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#include <xstatconv.h>
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#include <sys/syscall.h>
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int
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__xstat_conv (int vers, struct kernel_stat *kbuf, void *ubuf)
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{
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switch (vers)
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{
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case _STAT_VER_KERNEL:
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*(struct kernel_stat *) ubuf = *kbuf;
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break;
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case _STAT_VER_GLIBC2:
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{
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struct glibc2_stat *buf = ubuf;
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buf->st_dev = kbuf->st_dev;
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buf->st_ino = kbuf->st_ino;
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buf->st_mode = kbuf->st_mode;
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buf->st_nlink = kbuf->st_nlink;
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buf->st_uid = kbuf->st_uid;
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buf->st_gid = kbuf->st_gid;
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buf->st_rdev = kbuf->st_rdev;
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buf->st_size = kbuf->st_size;
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buf->st_atime = kbuf->st_atime;
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buf->st_mtime = kbuf->st_mtime;
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buf->st_ctime = kbuf->st_ctime;
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buf->st_blksize = kbuf->st_blksize;
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buf->st_blocks = kbuf->st_blocks;
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buf->st_flags = kbuf->st_flags;
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buf->st_gen = kbuf->st_gen;
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}
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break;
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case _STAT_VER_GLIBC2_1:
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{
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struct glibc21_stat *buf = ubuf;
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buf->st_dev = kbuf->st_dev;
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buf->st_ino = kbuf->st_ino;
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buf->st_mode = kbuf->st_mode;
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buf->st_nlink = kbuf->st_nlink;
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buf->st_uid = kbuf->st_uid;
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buf->st_gid = kbuf->st_gid;
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buf->st_rdev = kbuf->st_rdev;
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buf->st_size = kbuf->st_size;
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buf->st_atime = kbuf->st_atime;
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buf->st_mtime = kbuf->st_mtime;
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buf->st_ctime = kbuf->st_ctime;
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buf->st_blocks = kbuf->st_blocks;
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buf->st_blksize = kbuf->st_blksize;
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buf->st_flags = kbuf->st_flags;
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buf->st_gen = kbuf->st_gen;
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buf->__pad3 = 0;
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buf->__unused[0] = 0;
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buf->__unused[1] = 0;
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buf->__unused[2] = 0;
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buf->__unused[3] = 0;
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}
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break;
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case _STAT_VER_GLIBC2_3_4:
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{
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struct stat64 *buf = ubuf;
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buf->st_dev = kbuf->st_dev;
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buf->st_ino = kbuf->st_ino;
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buf->st_rdev = kbuf->st_rdev;
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buf->st_size = kbuf->st_size;
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buf->st_blocks = kbuf->st_blocks;
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buf->st_mode = kbuf->st_mode;
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buf->st_uid = kbuf->st_uid;
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buf->st_gid = kbuf->st_gid;
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buf->st_blksize = kbuf->st_blksize;
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buf->st_nlink = kbuf->st_nlink;
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buf->__pad0 = 0;
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buf->st_atime = kbuf->st_atime;
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buf->st_atimensec = 0;
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buf->st_mtime = kbuf->st_mtime;
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buf->st_mtimensec = 0;
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buf->st_ctime = kbuf->st_ctime;
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buf->st_ctimensec = 0;
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buf->__unused[0] = 0;
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buf->__unused[1] = 0;
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buf->__unused[2] = 0;
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}
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break;
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default:
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__set_errno (EINVAL);
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return -1;
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}
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return 0;
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}
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