69 int ubifs_scan_a_node(const struct ubifs_info *c, void *buf, int len, int lnum,  in ubifs_scan_a_node()  argument
91 	if (ubifs_check_node(c, buf, lnum, offs, quiet, 1))  in ubifs_scan_a_node()
101 		    offs + node_len + pad_len > c->leb_size) {  in ubifs_scan_a_node()
103 				ubifs_err(c, "bad pad node at LEB %d:%d",  in ubifs_scan_a_node()
105 				ubifs_dump_node(c, pad);  in ubifs_scan_a_node()
113 				ubifs_err(c, "bad padding length %d - %d",  in ubifs_scan_a_node()
137 struct ubifs_scan_leb *ubifs_start_scan(const struct ubifs_info *c, int lnum,  in ubifs_start_scan()  argument
153 	err = ubifs_leb_read(c, lnum, sbuf + offs, offs, c->leb_size - offs, 0);  in ubifs_start_scan()
155 		ubifs_err(c, "cannot read %d bytes from LEB %d:%d, error %d",  in ubifs_start_scan()
156 			  c->leb_size - offs, lnum, offs, err);  in ubifs_start_scan()
175 void ubifs_end_scan(const struct ubifs_info *c, struct ubifs_scan_leb *sleb,  in ubifs_end_scan()  argument
180 	ubifs_assert(offs % c->min_io_size == 0);  in ubifs_end_scan()
182 	sleb->endpt = ALIGN(offs, c->min_io_size);  in ubifs_end_scan()
194 int ubifs_add_snod(const struct ubifs_info *c, struct ubifs_scan_leb *sleb,  in ubifs_add_snod()  argument
220 		key_read(c, &ino->key, &snod->key);  in ubifs_add_snod()
223 		invalid_key_init(c, &snod->key);  in ubifs_add_snod()
238 void ubifs_scanned_corruption(const struct ubifs_info *c, int lnum, int offs,  in ubifs_scanned_corruption()  argument
243 	ubifs_err(c, "corruption at LEB %d:%d", lnum, offs);  in ubifs_scanned_corruption()
244 	len = c->leb_size - offs;  in ubifs_scanned_corruption()
247 	ubifs_err(c, "first %d bytes from LEB %d:%d", len, lnum, offs);  in ubifs_scanned_corruption()
267 struct ubifs_scan_leb *ubifs_scan(const struct ubifs_info *c, int lnum,  in ubifs_scan()  argument
271 	int err, len = c->leb_size - offs;  in ubifs_scan()
274 	sleb = ubifs_start_scan(c, lnum, offs, sbuf);  in ubifs_scan()
287 		ret = ubifs_scan_a_node(c, buf, len, lnum, offs, quiet);  in ubifs_scan()
302 			ubifs_err(c, "garbage");  in ubifs_scan()
308 			ubifs_err(c, "bad node");  in ubifs_scan()
311 			ubifs_err(c, "unknown");  in ubifs_scan()
316 		err = ubifs_add_snod(c, sleb, buf, offs);  in ubifs_scan()
326 	if (offs % c->min_io_size) {  in ubifs_scan()
328 			ubifs_err(c, "empty space starts at non-aligned offset %d",  in ubifs_scan()
333 	ubifs_end_scan(c, sleb, lnum, offs);  in ubifs_scan()
341 				ubifs_err(c, "corrupt empty space at LEB %d:%d",  in ubifs_scan()
350 		ubifs_scanned_corruption(c, lnum, offs, buf);  in ubifs_scan()
351 		ubifs_err(c, "LEB %d scanning failed", lnum);  in ubifs_scan()
358 	ubifs_err(c, "LEB %d scanning failed, error %d", lnum, err);  in ubifs_scan()