store: Added sdb_store_lookup().

[sysdb.git] / src / include / core / store.h

diff --git a/src/include/core/store.h b/src/include/core/store.h
index a149b1d714d3b245c36fad7c626d5dd40d564653..25bd91a9393daee17638ad3063c5a0259229df1b 100644 (file)
--- a/src/include/core/store.h
+++ b/src/include/core/store.h
@@ -194,6 +194,26 @@ sdb_store_con_matcher(sdb_store_matcher_t *left, sdb_store_matcher_t *right);
 int
 sdb_store_matcher_matches(sdb_store_matcher_t *m, sdb_store_base_t *obj);
 
+/*
+ * sdb_store_lookup_cb:
+ * Lookup callback. It is called for each matching object when looking up data
+ * in the store. The lookup aborts if the callback returns non-zero.
+ */
+typedef int (*sdb_store_lookup_cb)(sdb_store_base_t *obj, void *user_data);
+
+/*
+ * sdb_store_lookup:
+ * Look up objects in the store. The specified callback function is called for
+ * each object in the store matching 'm'.
+ *
+ * Returns:
+ *  - 0 on success
+ *  - a negative value else
+ */
+int
+sdb_store_lookup(sdb_store_matcher_t *m, sdb_store_lookup_cb cb,
+               void *user_data);
+
 /*
  * Flags for serialization functions.
  *