Lines Matching +full:offset +full:- +full:x
2 * Squashfs - a compressed read only filesystem for Linux
19 * Foundation, 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
27 * Inodes in Squashfs are identified by a 48-bit inode which encodes the
29 * offset into that block where the inode is placed (<block, offset>).
64 err = squashfs_get_id(sb, le16_to_cpu(sqsh_ino->uid), &i_uid); in squashfs_new_inode()
68 err = squashfs_get_id(sb, le16_to_cpu(sqsh_ino->guid), &i_gid); in squashfs_new_inode()
74 inode->i_ino = le32_to_cpu(sqsh_ino->inode_number); in squashfs_new_inode()
75 inode->i_mtime.tv_sec = le32_to_cpu(sqsh_ino->mtime); in squashfs_new_inode()
76 inode->i_atime.tv_sec = inode->i_mtime.tv_sec; in squashfs_new_inode()
77 inode->i_ctime.tv_sec = inode->i_mtime.tv_sec; in squashfs_new_inode()
78 inode->i_mode = le16_to_cpu(sqsh_ino->mode); in squashfs_new_inode()
79 inode->i_size = 0; in squashfs_new_inode()
94 return ERR_PTR(-ENOMEM); in squashfs_iget()
95 if (!(inode->i_state & I_NEW)) in squashfs_iget()
115 struct super_block *sb = inode->i_sb; in squashfs_read_inode()
116 struct squashfs_sb_info *msblk = sb->s_fs_info; in squashfs_read_inode()
117 u64 block = SQUASHFS_INODE_BLK(ino) + msblk->inode_table; in squashfs_read_inode()
118 int err, type, offset = SQUASHFS_INODE_OFFSET(ino); in squashfs_read_inode() local
129 &offset, sizeof(*sqshb_ino)); in squashfs_read_inode()
137 block = SQUASHFS_INODE_BLK(ino) + msblk->inode_table; in squashfs_read_inode()
138 offset = SQUASHFS_INODE_OFFSET(ino); in squashfs_read_inode()
140 type = le16_to_cpu(sqshb_ino->inode_type); in squashfs_read_inode()
148 err = squashfs_read_metadata(sb, sqsh_ino, &block, &offset, in squashfs_read_inode()
153 frag = le32_to_cpu(sqsh_ino->fragment); in squashfs_read_inode()
155 frag_offset = le32_to_cpu(sqsh_ino->offset); in squashfs_read_inode()
168 inode->i_size = le32_to_cpu(sqsh_ino->file_size); in squashfs_read_inode()
169 inode->i_fop = &generic_ro_fops; in squashfs_read_inode()
170 inode->i_mode |= S_IFREG; in squashfs_read_inode()
171 inode->i_blocks = ((inode->i_size - 1) >> 9) + 1; in squashfs_read_inode()
172 squashfs_i(inode)->fragment_block = frag_blk; in squashfs_read_inode()
173 squashfs_i(inode)->fragment_size = frag_size; in squashfs_read_inode()
174 squashfs_i(inode)->fragment_offset = frag_offset; in squashfs_read_inode()
175 squashfs_i(inode)->start = le32_to_cpu(sqsh_ino->start_block); in squashfs_read_inode()
176 squashfs_i(inode)->block_list_start = block; in squashfs_read_inode()
177 squashfs_i(inode)->offset = offset; in squashfs_read_inode()
178 inode->i_data.a_ops = &squashfs_aops; in squashfs_read_inode()
180 TRACE("File inode %x:%x, start_block %llx, block_list_start " in squashfs_read_inode()
181 "%llx, offset %x\n", SQUASHFS_INODE_BLK(ino), in squashfs_read_inode()
182 offset, squashfs_i(inode)->start, block, offset); in squashfs_read_inode()
191 err = squashfs_read_metadata(sb, sqsh_ino, &block, &offset, in squashfs_read_inode()
196 frag = le32_to_cpu(sqsh_ino->fragment); in squashfs_read_inode()
198 frag_offset = le32_to_cpu(sqsh_ino->offset); in squashfs_read_inode()
210 xattr_id = le32_to_cpu(sqsh_ino->xattr); in squashfs_read_inode()
211 set_nlink(inode, le32_to_cpu(sqsh_ino->nlink)); in squashfs_read_inode()
212 inode->i_size = le64_to_cpu(sqsh_ino->file_size); in squashfs_read_inode()
213 inode->i_op = &squashfs_inode_ops; in squashfs_read_inode()
214 inode->i_fop = &generic_ro_fops; in squashfs_read_inode()
215 inode->i_mode |= S_IFREG; in squashfs_read_inode()
216 inode->i_blocks = (inode->i_size - in squashfs_read_inode()
217 le64_to_cpu(sqsh_ino->sparse) + 511) >> 9; in squashfs_read_inode()
219 squashfs_i(inode)->fragment_block = frag_blk; in squashfs_read_inode()
220 squashfs_i(inode)->fragment_size = frag_size; in squashfs_read_inode()
221 squashfs_i(inode)->fragment_offset = frag_offset; in squashfs_read_inode()
222 squashfs_i(inode)->start = le64_to_cpu(sqsh_ino->start_block); in squashfs_read_inode()
223 squashfs_i(inode)->block_list_start = block; in squashfs_read_inode()
224 squashfs_i(inode)->offset = offset; in squashfs_read_inode()
225 inode->i_data.a_ops = &squashfs_aops; in squashfs_read_inode()
227 TRACE("File inode %x:%x, start_block %llx, block_list_start " in squashfs_read_inode()
228 "%llx, offset %x\n", SQUASHFS_INODE_BLK(ino), in squashfs_read_inode()
229 offset, squashfs_i(inode)->start, block, offset); in squashfs_read_inode()
235 err = squashfs_read_metadata(sb, sqsh_ino, &block, &offset, in squashfs_read_inode()
240 set_nlink(inode, le32_to_cpu(sqsh_ino->nlink)); in squashfs_read_inode()
241 inode->i_size = le16_to_cpu(sqsh_ino->file_size); in squashfs_read_inode()
242 inode->i_op = &squashfs_dir_inode_ops; in squashfs_read_inode()
243 inode->i_fop = &squashfs_dir_ops; in squashfs_read_inode()
244 inode->i_mode |= S_IFDIR; in squashfs_read_inode()
245 squashfs_i(inode)->start = le32_to_cpu(sqsh_ino->start_block); in squashfs_read_inode()
246 squashfs_i(inode)->offset = le16_to_cpu(sqsh_ino->offset); in squashfs_read_inode()
247 squashfs_i(inode)->dir_idx_cnt = 0; in squashfs_read_inode()
248 squashfs_i(inode)->parent = le32_to_cpu(sqsh_ino->parent_inode); in squashfs_read_inode()
250 TRACE("Directory inode %x:%x, start_block %llx, offset %x\n", in squashfs_read_inode()
251 SQUASHFS_INODE_BLK(ino), offset, in squashfs_read_inode()
252 squashfs_i(inode)->start, in squashfs_read_inode()
253 le16_to_cpu(sqsh_ino->offset)); in squashfs_read_inode()
259 err = squashfs_read_metadata(sb, sqsh_ino, &block, &offset, in squashfs_read_inode()
264 xattr_id = le32_to_cpu(sqsh_ino->xattr); in squashfs_read_inode()
265 set_nlink(inode, le32_to_cpu(sqsh_ino->nlink)); in squashfs_read_inode()
266 inode->i_size = le32_to_cpu(sqsh_ino->file_size); in squashfs_read_inode()
267 inode->i_op = &squashfs_dir_inode_ops; in squashfs_read_inode()
268 inode->i_fop = &squashfs_dir_ops; in squashfs_read_inode()
269 inode->i_mode |= S_IFDIR; in squashfs_read_inode()
270 squashfs_i(inode)->start = le32_to_cpu(sqsh_ino->start_block); in squashfs_read_inode()
271 squashfs_i(inode)->offset = le16_to_cpu(sqsh_ino->offset); in squashfs_read_inode()
272 squashfs_i(inode)->dir_idx_start = block; in squashfs_read_inode()
273 squashfs_i(inode)->dir_idx_offset = offset; in squashfs_read_inode()
274 squashfs_i(inode)->dir_idx_cnt = le16_to_cpu(sqsh_ino->i_count); in squashfs_read_inode()
275 squashfs_i(inode)->parent = le32_to_cpu(sqsh_ino->parent_inode); in squashfs_read_inode()
277 TRACE("Long directory inode %x:%x, start_block %llx, offset " in squashfs_read_inode()
278 "%x\n", SQUASHFS_INODE_BLK(ino), offset, in squashfs_read_inode()
279 squashfs_i(inode)->start, in squashfs_read_inode()
280 le16_to_cpu(sqsh_ino->offset)); in squashfs_read_inode()
287 err = squashfs_read_metadata(sb, sqsh_ino, &block, &offset, in squashfs_read_inode()
292 set_nlink(inode, le32_to_cpu(sqsh_ino->nlink)); in squashfs_read_inode()
293 inode->i_size = le32_to_cpu(sqsh_ino->symlink_size); in squashfs_read_inode()
294 inode->i_op = &squashfs_symlink_inode_ops; in squashfs_read_inode()
296 inode->i_data.a_ops = &squashfs_symlink_aops; in squashfs_read_inode()
297 inode->i_mode |= S_IFLNK; in squashfs_read_inode()
298 squashfs_i(inode)->start = block; in squashfs_read_inode()
299 squashfs_i(inode)->offset = offset; in squashfs_read_inode()
305 &offset, inode->i_size); in squashfs_read_inode()
309 &offset, sizeof(xattr)); in squashfs_read_inode()
315 TRACE("Symbolic link inode %x:%x, start_block %llx, offset " in squashfs_read_inode()
316 "%x\n", SQUASHFS_INODE_BLK(ino), offset, in squashfs_read_inode()
317 block, offset); in squashfs_read_inode()
325 err = squashfs_read_metadata(sb, sqsh_ino, &block, &offset, in squashfs_read_inode()
331 inode->i_mode |= S_IFCHR; in squashfs_read_inode()
333 inode->i_mode |= S_IFBLK; in squashfs_read_inode()
334 set_nlink(inode, le32_to_cpu(sqsh_ino->nlink)); in squashfs_read_inode()
335 rdev = le32_to_cpu(sqsh_ino->rdev); in squashfs_read_inode()
336 init_special_inode(inode, inode->i_mode, new_decode_dev(rdev)); in squashfs_read_inode()
338 TRACE("Device inode %x:%x, rdev %x\n", in squashfs_read_inode()
339 SQUASHFS_INODE_BLK(ino), offset, rdev); in squashfs_read_inode()
347 err = squashfs_read_metadata(sb, sqsh_ino, &block, &offset, in squashfs_read_inode()
353 inode->i_mode |= S_IFCHR; in squashfs_read_inode()
355 inode->i_mode |= S_IFBLK; in squashfs_read_inode()
356 xattr_id = le32_to_cpu(sqsh_ino->xattr); in squashfs_read_inode()
357 inode->i_op = &squashfs_inode_ops; in squashfs_read_inode()
358 set_nlink(inode, le32_to_cpu(sqsh_ino->nlink)); in squashfs_read_inode()
359 rdev = le32_to_cpu(sqsh_ino->rdev); in squashfs_read_inode()
360 init_special_inode(inode, inode->i_mode, new_decode_dev(rdev)); in squashfs_read_inode()
362 TRACE("Device inode %x:%x, rdev %x\n", in squashfs_read_inode()
363 SQUASHFS_INODE_BLK(ino), offset, rdev); in squashfs_read_inode()
370 err = squashfs_read_metadata(sb, sqsh_ino, &block, &offset, in squashfs_read_inode()
376 inode->i_mode |= S_IFIFO; in squashfs_read_inode()
378 inode->i_mode |= S_IFSOCK; in squashfs_read_inode()
379 set_nlink(inode, le32_to_cpu(sqsh_ino->nlink)); in squashfs_read_inode()
380 init_special_inode(inode, inode->i_mode, 0); in squashfs_read_inode()
387 err = squashfs_read_metadata(sb, sqsh_ino, &block, &offset, in squashfs_read_inode()
393 inode->i_mode |= S_IFIFO; in squashfs_read_inode()
395 inode->i_mode |= S_IFSOCK; in squashfs_read_inode()
396 xattr_id = le32_to_cpu(sqsh_ino->xattr); in squashfs_read_inode()
397 inode->i_op = &squashfs_inode_ops; in squashfs_read_inode()
398 set_nlink(inode, le32_to_cpu(sqsh_ino->nlink)); in squashfs_read_inode()
399 init_special_inode(inode, inode->i_mode, 0); in squashfs_read_inode()
404 return -EINVAL; in squashfs_read_inode()
407 if (xattr_id != SQUASHFS_INVALID_XATTR && msblk->xattr_id_table) { in squashfs_read_inode()
409 &squashfs_i(inode)->xattr_count, in squashfs_read_inode()
410 &squashfs_i(inode)->xattr_size, in squashfs_read_inode()
411 &squashfs_i(inode)->xattr); in squashfs_read_inode()
414 inode->i_blocks += ((squashfs_i(inode)->xattr_size - 1) >> 9) in squashfs_read_inode()
417 squashfs_i(inode)->xattr_count = 0; in squashfs_read_inode()
422 ERROR("Unable to read inode 0x%llx\n", ino); in squashfs_read_inode()