1 files changed, 98 insertions, 0 deletions
diff --git a/src/fluent-bit/plugins/in_windows_exporter_metrics/we_metric.h b/src/fluent-bit/plugins/in_windows_exporter_metrics/we_metric.h
new file mode 100644
index 000000000..7c9611a69
--- /dev/null
+++ b/src/fluent-bit/plugins/in_windows_exporter_metrics/we_metric.h
@@ -0,0 +1,98 @@
+/* -*- Mode: C; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+
+/*  Fluent Bit
+ *  ==========
+ *  Copyright (C) 2019-2021 The Fluent Bit Authors
+ *  Copyright (C) 2015-2018 Treasure Data Inc.
+ *
+ *  Licensed under the Apache License, Version 2.0 (the "License");
+ *  you may not use this file except in compliance with the License.
+ *  You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ *  Unless required by applicable law or agreed to in writing, software
+ *  distributed under the License is distributed on an "AS IS" BASIS,
+ *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ *  See the License for the specific language governing permissions and
+ *  limitations under the License.
+ */
+
+#ifndef FLB_METRIC_H
+#define FLB_METRIC_H
+
+#include <fluent-bit/flb_info.h>
+#include <fluent-bit/flb_input_plugin.h>
+#include <fluent-bit/flb_hash_table.h>
+#include <fluent-bit/flb_metrics.h>
+
+struct we_perflib_metric_spec {
+    int      type;
+    char    *name;
+    char    *description;
+    char    *raw_label_set;
+    char   **label_set;
+    size_t   label_set_size;
+    void    *metric_instance;
+};
+
+struct we_perflib_metric_source {
+    struct we_perflib_metric_spec *parent;
+    char                          *parent_name;
+    char                          *name;
+    char                          *raw_label_set;
+    char                         **label_set;
+    size_t                         label_set_size;
+};
+
+#define WE_PERFLIB_SPEC(type_, name_, description_, raw_label_set_) \
+        { \
+            .type = type_, \
+            .name = name_, \
+            .description = description_, \
+            .raw_label_set = raw_label_set_, \
+            .label_set = NULL, \
+            .label_set_size = 0, \
+            .metric_instance = NULL \
+        }
+
+#define WE_PERFLIB_COUNTER_SPEC(name_, description_, raw_label_set_) \
+        WE_PERFLIB_SPEC(CMT_COUNTER, name_, description_, raw_label_set_)
+
+#define WE_PERFLIB_GAUGE_SPEC(name_, description_, raw_label_set_) \
+        WE_PERFLIB_SPEC(CMT_GAUGE, name_, description_, raw_label_set_)
+
+#define WE_PERFLIB_TERMINATOR_SPEC() \
+        WE_PERFLIB_SPEC(0, NULL, NULL, NULL)
+
+#define WE_PERFLIB_METRIC_SOURCE(parent_name_, name_, raw_label_set_) \
+        { \
+            .parent = NULL, \
+            .parent_name = parent_name_, \
+            .name = name_, \
+            .raw_label_set = raw_label_set_, \
+            .label_set = NULL, \
+            .label_set_size = 0 \
+        }
+
+#define WE_PERFLIB_TERMINATOR_SOURCE() \
+    WE_PERFLIB_METRIC_SOURCE(NULL, NULL, NULL)
+
+
+void we_deinitialize_perflib_metric_sources(struct we_perflib_metric_source *sources);
+int we_initialize_perflib_metric_sources(
+    struct flb_hash                  *lookup_table,
+    struct we_perflib_metric_source **out_sources,
+    struct we_perflib_metric_source  *in_sources);
+
+
+void we_deinitialize_perflib_metric_specs(struct we_perflib_metric_spec *specs);
+int we_initialize_perflib_metric_specs(
+    struct cmt                     *context,
+    struct flb_hash                *lookup_table,
+    char                           *namespace,
+    char                           *subsystem,
+    struct we_perflib_metric_spec **out_specs,
+    struct we_perflib_metric_spec  *in_specs);
+
+#endif