internal static unsafe int fstat(int fd, out structStat buf)
{
int result;
if (IntPtr.Size == 4)
{
stat_layout_32 buf32 = default(stat_layout_32);
result = __fxstat(_STAT_VER_LINUX_32, fd, (byte *)&buf32);
CopyStat32(ref buf32, out buf);
}
else
{
stat_layout_64 buf64 = default(stat_layout_64);
result = __fxstat(_STAT_VER_LINUX_64, fd, (byte *)&buf64);
CopyStat64(ref buf64, out buf);
}
return(result);
}
private static void CopyStat64(ref stat_layout_64 src, out structStat dst)
{
dst.st_dev = src.st_dev;
dst.st_ino = src.st_ino;
dst.st_mode = src.st_mode;
dst.st_nlink = src.st_nlink;
dst.st_uid = src.st_uid;
dst.st_gid = src.st_gid;
dst.st_rdev = src.st_rdev;
dst.st_size = (long)src.st_size;
dst.st_blksize = src.st_blksize;
dst.st_blocks = (long)src.st_blocks;
dst.st_atime = src.st_atime;
dst.st_atimensec = src.st_atimensec;
dst.st_mtime = src.st_mtime;
dst.st_mtimensec = src.st_mtimensec;
dst.st_ctime = src.st_ctime;
dst.st_ctimensec = src.st_ctimensec;
}
private static void CopyStat64(ref stat_layout_64 src, out structStat dst)
{
dst.st_dev = src.st_dev;
dst.st_ino = src.st_ino;
dst.st_mode = src.st_mode;
dst.st_nlink = src.st_nlink;
dst.st_uid = src.st_uid;
dst.st_gid = src.st_gid;
dst.st_rdev = src.st_rdev;
dst.st_size = src.st_size;
dst.st_blksize = src.st_blksize;
dst.st_blocks = (long)src.st_blocks;
dst.st_atime = src.st_atime;
dst.st_atimensec = src.st_atimensec;
dst.st_mtime = src.st_mtime;
dst.st_mtimensec = src.st_mtimensec;
dst.st_ctime = src.st_ctime;
dst.st_ctimensec = src.st_ctimensec;
}