Function for_each_bitmapped_object

pack-bitmap.c:2059–2101

}

int for_each_bitmapped_object(struct bitmap_index *bitmap_git,
			      struct list_objects_filter_options *filter,
			      show_reachable_fn show_reach,
			      void *payload)
{
	struct bitmap *filtered_bitmap = NULL;
	uint32_t objects_nr;
	size_t full_word_count;
	int ret;

	if (!can_filter_bitmap(filter)) {
		ret = -1;
		goto out;
	}

	objects_nr = bitmap_num_objects(bitmap_git);
	full_word_count = objects_nr / BITS_IN_EWORD;

	/* We start from the all-1 bitmap and then filter down from there. */
	filtered_bitmap = bitmap_word_alloc(full_word_count + !!(objects_nr % BITS_IN_EWORD));
	memset(filtered_bitmap->words, 0xff, full_word_count * sizeof(*filtered_bitmap->words));
	for (size_t i = full_word_count * BITS_IN_EWORD; i < objects_nr; i++)
		bitmap_set(filtered_bitmap, i);

	if (filter_bitmap(bitmap_git, NULL, filtered_bitmap, filter) < 0) {
		ret = -1;
		goto out;
	}

	show_objects_for_type(bitmap_git, filtered_bitmap,
			      OBJ_COMMIT, show_reach, payload);
	show_objects_for_type(bitmap_git, filtered_bitmap,
			      OBJ_TREE, show_reach, payload);
	show_objects_for_type(bitmap_git, filtered_bitmap,
			      OBJ_BLOB, show_reach, payload);
	show_objects_for_type(bitmap_git, filtered_bitmap,
			      OBJ_TAG, show_reach, payload);

	ret = 0;
out:
	bitmap_free(filtered_bitmap);
	return ret;
}

struct bitmap_index *prepare_bitmap_walk(struct rev_info *revs,
					 int filter_provided_objects)