X-Git-Url: https://git.octo.it/?a=blobdiff_plain;f=src%2Futils_cache.h;h=91a6a6d80913dbd3258974c703760050c4995d4f;hb=refs%2Fheads%2Fff%2Fjson;hp=a965febe9cd445a3ef25bded87603615e3030ec5;hpb=6acb19befc321c501e4d8b79f403ebda0c021acc;p=collectd.git

diff --git a/src/utils_cache.h b/src/utils_cache.h
index a965febe..91a6a6d8 100644
--- a/src/utils_cache.h
+++ b/src/utils_cache.h
@@ -40,5 +40,48 @@ int uc_get_names (char ***ret_names, time_t **ret_times, size_t *ret_number);
 int uc_get_state (const data_set_t *ds, const value_list_t *vl);
 int uc_set_state (const data_set_t *ds, const value_list_t *vl, int state);
 
+int uc_get_history (const data_set_t *ds, const value_list_t *vl,
+    gauge_t *ret_history, size_t num_steps, size_t num_ds);
+int uc_get_history_by_name (const char *name,
+    gauge_t *ret_history, size_t num_steps, size_t num_ds);
+
+/*
+ * Meta data interface
+ */
+int uc_meta_data_exists (const value_list_t *vl, const char *key);
+int uc_meta_data_delete (const value_list_t *vl, const char *key);
+
+int uc_meta_data_add_string (const value_list_t *vl,
+    const char *key,
+    const char *value);
+int uc_meta_data_add_signed_int (const value_list_t *vl,
+    const char *key,
+    int64_t value);
+int uc_meta_data_add_unsigned_int (const value_list_t *vl,
+    const char *key,
+    uint64_t value);
+int uc_meta_data_add_double (const value_list_t *vl,
+    const char *key,
+    double value);
+int uc_meta_data_add_boolean (const value_list_t *vl,
+    const char *key,
+    _Bool value);
+
+int uc_meta_data_get_string (const value_list_t *vl,
+    const char *key,
+    char **value);
+int uc_meta_data_get_signed_int (const value_list_t *vl,
+    const char *key,
+    int64_t *value);
+int uc_meta_data_get_unsigned_int (const value_list_t *vl,
+    const char *key,
+    uint64_t *value);
+int uc_meta_data_get_double (const value_list_t *vl,
+    const char *key,
+    double *value);
+int uc_meta_data_get_boolean (const value_list_t *vl,
+    const char *key,
+    _Bool *value);
+
 /* vim: set shiftwidth=2 softtabstop=2 tabstop=8 : */
 #endif /* !UTILS_CACHE_H */