When querying services/metrics skip hosts without such children.

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

diff --git a/src/include/core/store.h b/src/include/core/store.h
index fa974bbd1f7f93656992423ad3891f3b66d6b645..d5a76941c06255085215a77215c2cd17b0b89f3c 100644 (file)
--- a/src/include/core/store.h
+++ b/src/include/core/store.h
@@ -518,8 +518,9 @@ sdb_store_scan(sdb_store_matcher_t *m, sdb_store_matcher_t *filter,
 /*
  * Flags for serialization functions.
  *
- * By default, the full object will be included in the serialized output. When
- * specifying any of the flags, the respective information will be left out.
+ * By default, the full host object will be included in the serialized output.
+ * When specifying any of the flags, the respective information will be left
+ * out. The SKIP_EMPTY flags may be used to skip host objects entirely.
  */
 enum {
        SDB_SKIP_ATTRIBUTES         = 1 << 0,
@@ -527,7 +528,11 @@ enum {
        SDB_SKIP_METRICS            = 1 << 2,
        SDB_SKIP_SERVICE_ATTRIBUTES = 1 << 3,
 
-       SDB_SKIP_ALL                = 0xffff,
+       SDB_SKIP_ALL                = (1 << 8) - 1,
+
+       /* skip hosts if they do not reference any services/metrics */
+       SDB_SKIP_EMPTY_SERVICES     = 1 << 8,
+       SDB_SKIP_EMPTY_METRICS      = 1 << 9,
 };
 
 /*