void
ext2_print_inode(struct inode *in)
{
int i;
struct ext4_extent_header *ehp;
struct ext4_extent *ep;
printf( "Inode: %5ju", (uintmax_t)in->i_number);
printf( /* "Inode: %5d" */
" Type: %10s Mode: 0x%o Flags: 0x%x Version: %d\n",
"n/a", in->i_mode, in->i_flags, in->i_gen);
printf("User: %5u Group: %5u Size: %ju\n",
in->i_uid, in->i_gid, (uintmax_t)in->i_size);
printf("Links: %3d Blockcount: %ju\n",
in->i_nlink, (uintmax_t)in->i_blocks);
printf( "ctime: 0x%x", in->i_ctime);
printf( "atime: 0x%x", in->i_atime);
printf( "mtime: 0x%x", in->i_mtime);
if (E2DI_HAS_XTIME(in))
printf("crtime %#x ", in->i_birthtime);
printf("BLOCKS:");
for (i = 0; i < (in->i_blocks <= 24 ? (in->i_blocks + 1) / 2 : 12); i++)
printf(" %d", in->i_db[i]);
printf("\n");
printf("Extents:\n");
ehp = (struct ext4_extent_header *)in->i_db;
printf("Header (magic 0x%x entries %d max %d depth %d gen %d)\n",
ehp->eh_magic, ehp->eh_ecount, ehp->eh_max, ehp->eh_depth,
ehp->eh_gen);
ep = (struct ext4_extent *)(char *)(ehp + 1);
printf("Index (blk %d len %d start_lo %d start_hi %d)\n", ep->e_blk,
ep->e_len, ep->e_start_lo, ep->e_start_hi);
printf("\n");
}
static int
ext2_getattr(struct vop_getattr_args *ap)
{
struct vnode *vp = ap->a_vp;
struct inode *ip = VTOI(vp);
struct vattr *vap = ap->a_vap;
ext2_itimes(vp);
/*
* Copy from inode table
*/
vap->va_fsid = dev2udev(ip->i_devvp->v_rdev);
vap->va_fileid = ip->i_number;
vap->va_mode = ip->i_mode & ~IFMT;
vap->va_nlink = ip->i_nlink;
vap->va_uid = ip->i_uid;
vap->va_gid = ip->i_gid;
vap->va_rdev = ip->i_rdev;
vap->va_size = ip->i_size;
vap->va_atime.tv_sec = ip->i_atime;
vap->va_atime.tv_nsec = E2DI_HAS_XTIME(ip) ? ip->i_atimensec : 0;
vap->va_mtime.tv_sec = ip->i_mtime;
vap->va_mtime.tv_nsec = E2DI_HAS_XTIME(ip) ? ip->i_mtimensec : 0;
vap->va_ctime.tv_sec = ip->i_ctime;
vap->va_ctime.tv_nsec = E2DI_HAS_XTIME(ip) ? ip->i_ctimensec : 0;
if E2DI_HAS_XTIME(ip) {
vap->va_birthtime.tv_sec = ip->i_birthtime;
vap->va_birthtime.tv_nsec = ip->i_birthnsec;
}
vap->va_flags = ip->i_flags;
vap->va_gen = ip->i_gen;
vap->va_blocksize = vp->v_mount->mnt_stat.f_iosize;
vap->va_bytes = dbtob((u_quad_t)ip->i_blocks);
vap->va_type = IFTOVT(ip->i_mode);
vap->va_filerev = ip->i_modrev;
return (0);
}
/*
* raw ext2 inode to inode
*/
void
ext2_ei2i(struct ext2fs_dinode *ei, struct inode *ip)
{
int i;
ip->i_nlink = ei->e2di_nlink;
/* Godmar thinks - if the link count is zero, then the inode is
unused - according to ext2 standards. Ufs marks this fact
by setting i_mode to zero - why ?
I can see that this might lead to problems in an undelete.
*/
ip->i_mode = ei->e2di_nlink ? ei->e2di_mode : 0;
ip->i_size = ei->e2di_size;
if (S_ISREG(ip->i_mode))
ip->i_size |= ((u_int64_t)ei->e2di_size_high) << 32;
ip->i_atime = ei->e2di_atime;
ip->i_mtime = ei->e2di_mtime;
ip->i_ctime = ei->e2di_ctime;
if (E2DI_HAS_XTIME(ip)) {
ip->i_atimensec = XTIME_TO_NSEC(ei->e2di_atime_extra);
ip->i_mtimensec = XTIME_TO_NSEC(ei->e2di_mtime_extra);
ip->i_ctimensec = XTIME_TO_NSEC(ei->e2di_ctime_extra);
ip->i_birthtime = ei->e2di_crtime;
ip->i_birthnsec = XTIME_TO_NSEC(ei->e2di_crtime_extra);
}
ip->i_flags = 0;
ip->i_flags |= (ei->e2di_flags & EXT2_APPEND) ? SF_APPEND : 0;
ip->i_flags |= (ei->e2di_flags & EXT2_IMMUTABLE) ? SF_IMMUTABLE : 0;
ip->i_flags |= (ei->e2di_flags & EXT2_NODUMP) ? UF_NODUMP : 0;
ip->i_flag |= (ei->e2di_flags & EXT3_INDEX) ? IN_E3INDEX : 0;
ip->i_flag |= (ei->e2di_flags & EXT4_EXTENTS) ? IN_E4EXTENTS : 0;
ip->i_blocks = ei->e2di_nblock;
if (E2DI_HAS_HUGE_FILE(ip)) {
ip->i_blocks |= (uint64_t)ei->e2di_nblock_high << 32;
if (ei->e2di_flags & EXT4_HUGE_FILE)
ip->i_blocks = fsbtodb(ip->i_e2fs, ip->i_blocks);
}
ip->i_gen = ei->e2di_gen;
ip->i_uid = ei->e2di_uid;
ip->i_gid = ei->e2di_gid;
/* XXX use memcpy */
for(i = 0; i < NDADDR; i++)
ip->i_db[i] = ei->e2di_blocks[i];
for(i = 0; i < NIADDR; i++)
ip->i_ib[i] = ei->e2di_blocks[EXT2_NDIR_BLOCKS + i];
}
/*
* inode to raw ext2 inode
*/
void
ext2_i2ei(struct inode *ip, struct ext2fs_dinode *ei)
{
int i;
ei->e2di_mode = ip->i_mode;
ei->e2di_nlink = ip->i_nlink;
/*
Godmar thinks: if dtime is nonzero, ext2 says this inode
has been deleted, this would correspond to a zero link count
*/
ei->e2di_dtime = ei->e2di_nlink ? 0 : ip->i_mtime;
ei->e2di_size = ip->i_size;
if (S_ISREG(ip->i_mode))
ei->e2di_size_high = ip->i_size >> 32;
ei->e2di_atime = ip->i_atime;
ei->e2di_mtime = ip->i_mtime;
ei->e2di_ctime = ip->i_ctime;
if (E2DI_HAS_XTIME(ip)) {
ei->e2di_ctime_extra = NSEC_TO_XTIME(ip->i_ctimensec);
ei->e2di_mtime_extra = NSEC_TO_XTIME(ip->i_mtimensec);
ei->e2di_atime_extra = NSEC_TO_XTIME(ip->i_atimensec);
ei->e2di_crtime = ip->i_birthtime;
ei->e2di_crtime_extra = NSEC_TO_XTIME(ip->i_birthnsec);
}
ei->e2di_flags = 0;
ei->e2di_flags |= (ip->i_flags & SF_APPEND) ? EXT2_APPEND: 0;
ei->e2di_flags |= (ip->i_flags & SF_IMMUTABLE) ? EXT2_IMMUTABLE: 0;
ei->e2di_flags |= (ip->i_flags & UF_NODUMP) ? EXT2_NODUMP: 0;
ei->e2di_flags |= (ip->i_flag & IN_E4INDEX) ? EXT4_INDEX: 0;
ei->e2di_flags |= (ip->i_flag & IN_E4EXTENTS) ? EXT4_EXTENTS: 0;
ei->e2di_nblock = ip->i_blocks & 0xffffffff;
ei->e2di_nblock_high = ip->i_blocks >> 32 & 0xffff;
ei->e2di_gen = ip->i_gen;
ei->e2di_uid = ip->i_uid;
ei->e2di_gid = ip->i_gid;
/* XXX use memcpy */
for(i = 0; i < NDADDR; i++)
ei->e2di_blocks[i] = ip->i_db[i];
for(i = 0; i < NIADDR; i++)
ei->e2di_blocks[EXT2_NDIR_BLOCKS + i] = ip->i_ib[i];
}
/*
* inode to raw ext2 inode
*/
int
ext2_i2ei(struct inode *ip, struct ext2fs_dinode *ei)
{
struct m_ext2fs *fs;
fs = ip->i_e2fs;
ei->e2di_mode = ip->i_mode;
ei->e2di_nlink = ip->i_nlink;
/*
* Godmar thinks: if dtime is nonzero, ext2 says this inode has been
* deleted, this would correspond to a zero link count
*/
ei->e2di_dtime = ei->e2di_nlink ? 0 : ip->i_mtime;
ei->e2di_size = ip->i_size;
if (S_ISREG(ip->i_mode))
ei->e2di_size_high = ip->i_size >> 32;
ei->e2di_atime = ip->i_atime;
ei->e2di_mtime = ip->i_mtime;
ei->e2di_ctime = ip->i_ctime;
if (E2DI_HAS_XTIME(ip)) {
ei->e2di_ctime_extra = NSEC_TO_XTIME(ip->i_ctimensec);
ei->e2di_mtime_extra = NSEC_TO_XTIME(ip->i_mtimensec);
ei->e2di_atime_extra = NSEC_TO_XTIME(ip->i_atimensec);
ei->e2di_crtime = ip->i_birthtime;
ei->e2di_crtime_extra = NSEC_TO_XTIME(ip->i_birthnsec);
}
ei->e2di_flags = 0;
ei->e2di_flags |= (ip->i_flags & SF_APPEND) ? EXT2_APPEND : 0;
ei->e2di_flags |= (ip->i_flags & SF_IMMUTABLE) ? EXT2_IMMUTABLE : 0;
ei->e2di_flags |= (ip->i_flags & UF_NODUMP) ? EXT2_NODUMP : 0;
ei->e2di_flags |= (ip->i_flag & IN_E3INDEX) ? EXT3_INDEX : 0;
ei->e2di_flags |= (ip->i_flag & IN_E4EXTENTS) ? EXT4_EXTENTS : 0;
if (ip->i_blocks > ~0U &&
!EXT2_HAS_RO_COMPAT_FEATURE(fs, EXT2F_ROCOMPAT_HUGE_FILE)) {
ext2_fserr(fs, ip->i_uid, "i_blocks value is out of range");
return (EIO);
}
if (ip->i_blocks <= 0xffffffffffffULL) {
ei->e2di_nblock = ip->i_blocks & 0xffffffff;
ei->e2di_nblock_high = ip->i_blocks >> 32 & 0xffff;
} else {
