1 files changed, 59 insertions, 0 deletions
diff --git a/src/fluent-bit/plugins/out_vivo_exporter/vivo_stream.h b/src/fluent-bit/plugins/out_vivo_exporter/vivo_stream.h
new file mode 100644
index 000000000..fb0ca6053
--- /dev/null
+++ b/src/fluent-bit/plugins/out_vivo_exporter/vivo_stream.h
@@ -0,0 +1,59 @@
+/* -*- Mode: C; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+
+/*  Fluent Bit
+ *  ==========
+ *  Copyright (C) 2015-2023 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_VIVO_STREAM_H
+#define FLB_VIVO_STREAM_H
+
+#include <fluent-bit/flb_info.h>
+
+#include "vivo.h"
+
+struct vivo_stream_entry {
+    int64_t id;
+    flb_sds_t data;
+    struct mk_list _head;
+};
+
+struct vivo_stream {
+    size_t entries_added;
+
+    size_t current_bytes_size;
+
+    struct mk_list entries;
+    struct mk_list purge;
+
+    /* mutex to protect the context */
+    pthread_mutex_t stream_mutex;
+
+    /* back reference to struct vivo_exporter context */
+    void *parent;
+};
+
+
+struct vivo_stream *vivo_stream_create(struct vivo_exporter *ctx);
+void vivo_stream_destroy(struct vivo_stream *vs);
+struct vivo_stream_entry *vivo_stream_entry_create(struct vivo_stream *vs,
+                                                   void *data, size_t size);
+struct vivo_stream_entry *vivo_stream_append(struct vivo_stream *vs, void *data,
+                                             size_t size);
+flb_sds_t vivo_stream_get_content(struct vivo_stream *vs, int64_t from, int64_t to,
+                                  int64_t limit,
+                                  int64_t *stream_start_id, int64_t *stream_end_id);
+
+#endif