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authorDaniel Baumann <daniel.baumann@progress-linux.org>2022-06-09 04:52:39 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2022-06-09 04:52:39 +0000
commit89f3604407aff8f4cb2ed958252c61e23c767e24 (patch)
tree7fbf408102cab051557d38193524d8c6e991d070 /database/storage_engine.h
parentAdding upstream version 1.34.1. (diff)
downloadnetdata-89f3604407aff8f4cb2ed958252c61e23c767e24.tar.xz
netdata-89f3604407aff8f4cb2ed958252c61e23c767e24.zip
Adding upstream version 1.35.0.upstream/1.35.0
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'database/storage_engine.h')
-rw-r--r--database/storage_engine.h30
1 files changed, 30 insertions, 0 deletions
diff --git a/database/storage_engine.h b/database/storage_engine.h
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+// SPDX-License-Identifier: GPL-3.0-or-later
+
+#ifndef NETDATA_STORAGEENGINEAPI_H
+#define NETDATA_STORAGEENGINEAPI_H
+
+#include "rrd.h"
+
+typedef struct storage_engine STORAGE_ENGINE;
+
+// ------------------------------------------------------------------------
+// function pointers for all APIs provided by a storge engine
+typedef struct storage_engine_api {
+ struct rrddim_collect_ops collect_ops;
+ struct rrddim_query_ops query_ops;
+} STORAGE_ENGINE_API;
+
+struct storage_engine {
+ RRD_MEMORY_MODE id;
+ const char* name;
+ STORAGE_ENGINE_API api;
+};
+
+extern STORAGE_ENGINE* storage_engine_get(RRD_MEMORY_MODE mmode);
+extern STORAGE_ENGINE* storage_engine_find(const char* name);
+
+// Iterator over existing engines
+extern STORAGE_ENGINE* storage_engine_foreach_init();
+extern STORAGE_ENGINE* storage_engine_foreach_next(STORAGE_ENGINE* it);
+
+#endif