+ for (j = i; i <= file_de->file_num_ext; i++) {
+ exfat_de_iter_get(iter, i, &dentry);
+ if (dentry->type == EXFAT_VENDOR_EXT ||
+ dentry->type == EXFAT_VENDOR_ALLOC) {
+ char zeroes[EXFAT_GUID_LEN] = {0};
+ /*
+ * Vendor GUID should not be zero, But Windows fsck
+ * also does not check and fix it.
+ */
+ if (!memcmp(dentry->dentry.vendor_ext.guid,
+ zeroes, EXFAT_GUID_LEN))
+ repair_file_ask(iter, NULL, ER_VENDOR_GUID,
+ "Vendor Extension has zero filled GUID");
+ if (dentry->type == EXFAT_VENDOR_ALLOC) {
+ struct exfat_inode *vendor_node;
+
+ /* verify cluster chain */
+ vendor_node = exfat_alloc_inode(0);
+ if (!vendor_node) {
+ *skip_dentries = i + i;
+ goto skip_dset;
+ }
+ vendor_node->first_clus =
+ le32_to_cpu(dentry->dentry.vendor_alloc.start_clu);
+ vendor_node->is_contiguous = ((dentry->dentry.vendor_alloc.flags
+ & EXFAT_SF_CONTIGUOUS) != 0);
+ vendor_node->size =
+ le64_to_cpu(dentry->dentry.vendor_alloc.size);
+ if (check_clus_chain(iter, i, vendor_node) < 0) {
+ exfat_free_inode(vendor_node);
+ *skip_dentries = i + 1;
+ goto skip_dset;
+ }
+ if (vendor_node->size == 0 &&
+ vendor_node->is_contiguous) {
+ exfat_de_iter_get_dirty(iter, i, &dentry);
+ dentry->stream_flags &= ~EXFAT_SF_CONTIGUOUS;
+
+ }
+ exfat_free_inode(vendor_node);
+ }
+
+ if (need_copy_up) {
+ struct exfat_dentry *src_de;
+
+ exfat_de_iter_get_dirty(iter, j, &src_de);
+ memcpy(src_de, dentry, sizeof(struct exfat_dentry));
+ }
+ j++;
+ } else {
+ if (need_copy_up) {
+ continue;
+ } else if (repair_file_ask(iter, NULL, ER_DE_UNKNOWN,
+ "unknown entry type %#x", dentry->type)) {
+ j = i;
+ need_copy_up = true;
+ } else {
+ *skip_dentries = i + 1;
+ goto skip_dset;
+ }
+ }
+ }
+
projects / sven / exfatprogs.git / commitdiff