Function odb_source_loose_cache

odb/source-loose.c:25–55

}

static struct oidtree *odb_source_loose_cache(struct odb_source_loose *loose,
					      const struct object_id *oid)
{
	int subdir_nr = oid->hash[0];
	struct strbuf buf = STRBUF_INIT;
	size_t word_bits = bitsizeof(loose->subdir_seen[0]);
	size_t word_index = subdir_nr / word_bits;
	size_t mask = (size_t)1u << (subdir_nr % word_bits);
	uint32_t *bitmap;

	if (subdir_nr < 0 ||
	    (size_t) subdir_nr >= bitsizeof(loose->subdir_seen))
		BUG("subdir_nr out of range");

	bitmap = &loose->subdir_seen[word_index];
	if (*bitmap & mask)
		return loose->cache;
	if (!loose->cache) {
		ALLOC_ARRAY(loose->cache, 1);
		oidtree_init(loose->cache);
	}
	strbuf_addstr(&buf, loose->base.path);
	for_each_file_in_obj_subdir(subdir_nr, &buf,
				    loose->base.odb->repo->hash_algo,
				    append_loose_object,
				    NULL, NULL,
				    loose->cache);
	*bitmap |= mask;
	strbuf_release(&buf);
	return loose->cache;
}

static int quick_has_loose(struct odb_source_loose *loose,
			   const struct object_id *oid)