1 files changed, 68 insertions, 0 deletions
diff --git a/src/fluent-bit/plugins/in_kmsg/in_kmsg.h b/src/fluent-bit/plugins/in_kmsg/in_kmsg.h
new file mode 100644
index 000000000..48a28f5ec
--- /dev/null
+++ b/src/fluent-bit/plugins/in_kmsg/in_kmsg.h
@@ -0,0 +1,68 @@
+/* -*- Mode: C; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+
+/*  Fluent Bit
+ *  ==========
+ *  Copyright (C) 2015-2022 The Fluent Bit Authors
+ *
+ *  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_IN_KMSG
+#define FLB_IN_KMSG
+
+#include <fluent-bit/flb_info.h>
+#include <fluent-bit/flb_input.h>
+#include <fluent-bit/flb_log_event_encoder.h>
+
+#include <stdint.h>
+
+#define FLB_KMSG_DEV        "/dev/kmsg"
+#define FLB_KMSG_BUF_SIZE   4096
+
+/* Alert levels, taken from util-linux sources */
+#define FLB_KLOG_EMERG      0
+#define FLB_KLOG_ALERT      1
+#define FLB_KLOG_CRIT       2
+#define FLB_KLOG_ERR        3
+#define FLB_KLOG_WARNING    4
+#define FLB_KLOG_NOTICE     5
+#define FLB_KLOG_INFO       6
+#define FLB_KLOG_DEBUG      7
+
+#define FLB_KLOG_PRIMASK    0x07
+#define FLB_KLOG_PRI(p)     ((p) & FLB_KLOG_PRIMASK)
+
+#define KMSG_BUFFER_SIZE   256
+#define KMSG_USEC_PER_SEC  1000000
+
+struct flb_in_kmsg_config {
+    int fd;                    /* descriptor -> FLB_KMSG_DEV */
+    struct timeval boot_time;  /* System boot time           */
+
+    int prio_level;
+
+    /* Line processing */
+    int buffer_id;
+
+    /* Buffer */
+    char *buf_data;
+    size_t buf_len;
+    size_t buf_size;
+    struct flb_log_event_encoder log_encoder;
+    struct flb_input_instance *ins;
+};
+
+
+extern struct flb_input_plugin in_kmsg_plugin;
+
+#endif