1 files changed, 46 insertions, 0 deletions
diff --git a/logsmanagement/rrd_api/rrd_api_kernel.h b/logsmanagement/rrd_api/rrd_api_kernel.h
new file mode 100644
index 00000000..ccb4a752
--- /dev/null
+++ b/logsmanagement/rrd_api/rrd_api_kernel.h
@@ -0,0 +1,46 @@
+// SPDX-License-Identifier: GPL-3.0-or-later
+
+/** @file  rrd_api_kernel.h
+ *  @brief Incudes the structure and function definitions 
+ *         for the kernel log charts.
+ */
+
+#ifndef RRD_API_KERNEL_H_
+#define RRD_API_KERNEL_H_
+
+#include "daemon/common.h"
+
+struct File_info;
+
+typedef struct Chart_data_kernel chart_data_kernel_t;
+
+#include "../file_info.h"
+#include "../circular_buffer.h"
+
+#include "rrd_api.h"
+
+#include "rrd_api_systemd.h" // required for dim_sever_str[]
+
+struct Chart_data_kernel {
+
+    time_t last_update;
+
+    /* Number of collected log records */
+    collected_number num_lines;
+
+    /* Kernel metrics - Syslog Severity value */
+    collected_number num_sever[SYSLOG_SEVER_ARR_SIZE];
+
+    /* Kernel metrics - Subsystem */
+    struct Chart_str cs_subsys;
+    // Special case: Subsystem dimension and number are part of Kernel_metrics_t
+
+    /* Kernel metrics - Device */
+    struct Chart_str cs_device;
+    // Special case: Device dimension and number are part of Kernel_metrics_t
+};
+
+void kernel_chart_init(struct File_info *p_file_info);
+void kernel_chart_update(struct File_info *p_file_info);
+
+#endif // RRD_API_KERNEL_H_