tdb2: tdb_name and tdb_fd functions.

[ccan] / ccan / tdb2 / tdb2.h

diff --git a/ccan/tdb2/tdb2.h b/ccan/tdb2/tdb2.h
index d9e2d9ecb520acd4e97468676c45051e109b4dcf..f934a7bf3baa70cb9fe27aa1731fe7dae771ba73 100644 (file)
--- a/ccan/tdb2/tdb2.h
+++ b/ccan/tdb2/tdb2.h
@@ -466,6 +466,26 @@ void tdb_add_flag(struct tdb_context *tdb, unsigned flag);
  */
 void tdb_remove_flag(struct tdb_context *tdb, unsigned flag);
 
+/**
+ * tdb_name - get the name of a tdb
+ * @tdb: the tdb context returned from tdb_open()
+ *
+ * This returns a copy of the name string, made at tdb_open() time.  If that
+ * argument was NULL (possible for a TDB_INTERNAL db) this will return NULL.
+ *
+ * This is mostly useful for logging.
+ */
+const char *tdb_name(const struct tdb_context *tdb);
+
+/**
+ * tdb_fd - get the file descriptor of a tdb
+ * @tdb: the tdb context returned from tdb_open()
+ *
+ * This returns the file descriptor for the underlying database file, or -1
+ * for TDB_INTERNAL.
+ */
+int tdb_fd(const struct tdb_context *tdb);
+
 /**
  * enum tdb_attribute_type - descriminator for union tdb_attribute.
  */