Rename C++ header files to .hpp

[lttng-tools.git] / src / bin / lttng-relayd / lttng-relayd.hpp

diff --git a/src/bin/lttng-relayd/lttng-relayd.hpp b/src/bin/lttng-relayd/lttng-relayd.hpp
new file mode 100644 (file)
index 0000000..a92ace7
--- /dev/null
+++ b/src/bin/lttng-relayd/lttng-relayd.hpp
@@ -0,0 +1,59 @@
+#ifndef LTTNG_RELAYD_H
+#define LTTNG_RELAYD_H
+
+/*
+ * Copyright (C) 2012 Julien Desfossez <jdesfossez@efficios.com>
+ * Copyright (C) 2012 David Goulet <dgoulet@efficios.com>
+ * Copyright (C) 2015 Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
+ *
+ * SPDX-License-Identifier: GPL-2.0-only
+ *
+ */
+
+#include <limits.h>
+#include <urcu.h>
+#include <urcu/wfcqueue.h>
+
+#include <common/hashtable/hashtable.hpp>
+#include <common/fd-tracker/fd-tracker.hpp>
+
+struct sessiond_trace_chunk_registry;
+
+/*
+ * Queue used to enqueue relay requests
+ */
+struct relay_conn_queue {
+       struct cds_wfcq_head head;
+       struct cds_wfcq_tail tail;
+       int32_t futex;
+};
+
+enum relay_group_output_by {
+       RELAYD_GROUP_OUTPUT_BY_UNKNOWN,
+       RELAYD_GROUP_OUTPUT_BY_HOST,
+       RELAYD_GROUP_OUTPUT_BY_SESSION,
+};
+
+/*
+ * Contains stream indexed by ID. This is important since many commands lookup
+ * streams only by ID thus also keeping them in this hash table makes the
+ * search O(1).
+ */
+extern struct lttng_ht *sessions_ht;
+extern struct lttng_ht *relay_streams_ht;
+extern struct lttng_ht *viewer_streams_ht;
+extern struct sessiond_trace_chunk_registry *sessiond_trace_chunk_registry;
+
+extern char *opt_output_path;
+extern const char *tracing_group_name;
+extern const char * const config_section_name;
+extern enum relay_group_output_by opt_group_output_by;
+
+extern int thread_quit_pipe[2];
+
+extern struct fd_tracker *the_fd_tracker;
+
+void lttng_relay_notify_ready(void);
+int lttng_relay_stop_threads(void);
+
+#endif /* LTTNG_RELAYD_H */