1 files changed, 57 insertions, 0 deletions
diff --git a/src/fluent-bit/plugins/in_tail/tail_multiline.h b/src/fluent-bit/plugins/in_tail/tail_multiline.h
new file mode 100644
index 000000000..d7f7539b1
--- /dev/null
+++ b/src/fluent-bit/plugins/in_tail/tail_multiline.h
@@ -0,0 +1,57 @@
+/* -*- 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_TAIL_TAIL_MULT_H
+#define FLB_TAIL_TAIL_MULT_H
+
+#include <fluent-bit/flb_info.h>
+#include <fluent-bit/flb_input.h>
+
+#include "tail_config.h"
+#include "tail_file.h"
+
+#define FLB_TAIL_MULT_NA    -1   /* not applicable as a multiline stream */
+#define FLB_TAIL_MULT_DONE   0   /* finished a multiline stream */
+#define FLB_TAIL_MULT_MORE   1   /* expect more lines to come   */
+#define FLB_TAIL_MULT_FLUSH  "4"   /* max flush time for multiline: 4 seconds */
+
+struct flb_tail_mult {
+    struct flb_parser *parser;
+    struct mk_list _head;
+};
+
+int flb_tail_mult_create(struct flb_tail_config *ctx,
+                         struct flb_input_instance *ins,
+                         struct flb_config *config);
+
+int flb_tail_mult_destroy(struct flb_tail_config *ctx);
+
+int flb_tail_mult_process_content(time_t now,
+                                  char *buf, size_t len,
+                                  struct flb_tail_file *file,
+                                  struct flb_tail_config *ctx,
+                                  size_t processed_bytes);
+int flb_tail_mult_flush(struct flb_tail_file *file,
+                        struct flb_tail_config *ctx);
+
+int flb_tail_mult_pending_flush(struct flb_input_instance *ins,
+                                struct flb_config *config, void *context);
+int flb_tail_mult_pending_flush_all(struct flb_tail_config *ctx);
+
+#endif