tests: add basic tests for dir_data feature

[tools/e2fsprogs.git] / lib / ext2fs / bmap64.h

diff --git a/lib/ext2fs/bmap64.h b/lib/ext2fs/bmap64.h
index 3056544..f44d379 100644 (file)
--- a/lib/ext2fs/bmap64.h
+++ b/lib/ext2fs/bmap64.h
@@ -9,6 +9,34 @@
  * %End-Header%
  */
 
+struct ext2_bmap_statistics {
+       int             type;
+       struct timeval  created;
+
+#ifdef BMAP_STATS_OPS
+       unsigned long   copy_count;
+       unsigned long   resize_count;
+       unsigned long   mark_count;
+       unsigned long   unmark_count;
+       unsigned long   test_count;
+       unsigned long   mark_ext_count;
+       unsigned long   unmark_ext_count;
+       unsigned long   test_ext_count;
+       unsigned long   set_range_count;
+       unsigned long   get_range_count;
+       unsigned long   clear_count;
+
+       blk64_t         last_marked;
+       blk64_t         last_tested;
+       blk64_t         mark_back;
+       blk64_t         test_back;
+
+       unsigned long   mark_seq;
+       unsigned long   test_seq;
+#endif /* BMAP_STATS_OPS */
+};
+
+
 struct ext2fs_struct_generic_bitmap {
        errcode_t               magic;
        ext2_filsys             fs;
@@ -20,6 +48,9 @@ struct ext2fs_struct_generic_bitmap {
        char                    *description;
        void                    *private;
        errcode_t               base_error_code;
+#ifdef BMAP_STATS
+       struct ext2_bmap_statistics     stats;
+#endif
 };
 
 #define EXT2FS_IS_32_BITMAP(bmap) \
@@ -57,6 +88,13 @@ struct ext2_bitmap_ops {
        errcode_t (*get_bmap_range)(ext2fs_generic_bitmap bitmap,
                                    __u64 start, size_t num, void *out);
        void (*clear_bmap)(ext2fs_generic_bitmap bitmap);
+       void (*print_stats)(ext2fs_generic_bitmap);
+
+       /* Find the first zero bit between start and end, inclusive.
+        * May be NULL, in which case a generic function is used. */
+       errcode_t (*find_first_zero)(ext2fs_generic_bitmap bitmap,
+                                    __u64 start, __u64 end, __u64 *out);
 };
 
 extern struct ext2_bitmap_ops ext2fs_blkmap64_bitarray;
+extern struct ext2_bitmap_ops ext2fs_blkmap64_rbtree;