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65 lines
2.1 KiB
C
65 lines
2.1 KiB
C
/* Convert between `struct stat' format, and `struct stat64' format.
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Copyright (C) 2000-2015 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 <sys/stat.h>
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static inline int
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xstat64_conv (struct stat *buf, const struct stat64 *buf64)
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{
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if (sizeof *buf == sizeof *buf64
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&& sizeof buf->st_ino == sizeof buf64->st_ino
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&& sizeof buf->st_size == sizeof buf64->st_size
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&& sizeof buf->st_blocks == sizeof buf64->st_blocks)
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{
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*buf = *(struct stat *) buf64;
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return 0;
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}
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buf->st_fstype = buf64->st_fstype;
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buf->st_fsid = buf64->st_fsid;
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buf->st_ino = buf64->st_ino;
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buf->st_gen = buf64->st_gen;
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buf->st_rdev = buf64->st_rdev;
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buf->st_mode = buf64->st_mode;
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buf->st_nlink = buf64->st_nlink;
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buf->st_uid = buf64->st_uid;
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buf->st_gid = buf64->st_gid;
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buf->st_size = buf64->st_size;
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buf->st_atim = buf64->st_atim;
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buf->st_mtim = buf64->st_mtim;
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buf->st_ctim = buf64->st_ctim;
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buf->st_blksize = buf64->st_blksize;
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buf->st_blocks = buf64->st_blocks;
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buf->st_author = buf64->st_author;
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buf->st_flags = buf64->st_flags;
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if ((sizeof buf->st_ino != sizeof buf64->st_ino
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&& buf->st_ino != buf64->st_ino)
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|| (sizeof buf->st_size != sizeof buf64->st_size
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&& buf->st_size != buf64->st_size)
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|| (sizeof buf->st_blocks != sizeof buf64->st_blocks
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&& buf->st_blocks != buf64->st_blocks))
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{
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__set_errno (EOVERFLOW);
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return -1;
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}
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return 0;
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}
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