--- /dev/null
+/*
+ * SPDX-License-Identifier: LGPL-2.1-only
+ *
+ * Copyright (C) 2013 Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
+ */
+
+#ifndef _LTTNG_RB_CLIENT_H
+#define _LTTNG_RB_CLIENT_H
+
+#include <stdint.h>
+#include "common/ringbuffer/ringbuffer-config.h"
+
+struct lttng_ust_client_lib_ring_buffer_client_cb {
+ struct lttng_ust_lib_ring_buffer_client_cb parent;
+
+ int (*timestamp_begin) (struct lttng_ust_lib_ring_buffer *buf,
+ struct lttng_ust_lib_ring_buffer_channel *chan,
+ uint64_t *timestamp_begin);
+ int (*timestamp_end) (struct lttng_ust_lib_ring_buffer *buf,
+ struct lttng_ust_lib_ring_buffer_channel *chan,
+ uint64_t *timestamp_end);
+ int (*events_discarded) (struct lttng_ust_lib_ring_buffer *buf,
+ struct lttng_ust_lib_ring_buffer_channel *chan,
+ uint64_t *events_discarded);
+ int (*content_size) (struct lttng_ust_lib_ring_buffer *buf,
+ struct lttng_ust_lib_ring_buffer_channel *chan,
+ uint64_t *content_size);
+ int (*packet_size) (struct lttng_ust_lib_ring_buffer *buf,
+ struct lttng_ust_lib_ring_buffer_channel *chan,
+ uint64_t *packet_size);
+ int (*stream_id) (struct lttng_ust_lib_ring_buffer *buf,
+ struct lttng_ust_lib_ring_buffer_channel *chan,
+ uint64_t *stream_id);
+ int (*current_timestamp) (struct lttng_ust_lib_ring_buffer *buf,
+ struct lttng_ust_lib_ring_buffer_channel *chan,
+ uint64_t *ts);
+ int (*sequence_number) (struct lttng_ust_lib_ring_buffer *buf,
+ struct lttng_ust_lib_ring_buffer_channel *chan, uint64_t *seq);
+ int (*instance_id) (struct lttng_ust_lib_ring_buffer *buf,
+ struct lttng_ust_lib_ring_buffer_channel *chan, uint64_t *id);
+};
+
+/*
+ * The ring buffer clients init/exit symbols are private ABI for
+ * liblttng-ust-ctl, which is why they are not hidden.
+ */
+void lttng_ust_ring_buffer_clients_init(void);
+void lttng_ust_ring_buffer_clients_exit(void);
+
+void lttng_ring_buffer_client_overwrite_init(void)
+ __attribute__((visibility("hidden")));
+
+void lttng_ring_buffer_client_overwrite_rt_init(void)
+ __attribute__((visibility("hidden")));
+
+void lttng_ring_buffer_client_discard_init(void)
+ __attribute__((visibility("hidden")));
+
+void lttng_ring_buffer_client_discard_rt_init(void)
+ __attribute__((visibility("hidden")));
+
+void lttng_ring_buffer_metadata_client_init(void)
+ __attribute__((visibility("hidden")));
+
+
+void lttng_ring_buffer_client_overwrite_exit(void)
+ __attribute__((visibility("hidden")));
+
+void lttng_ring_buffer_client_overwrite_rt_exit(void)
+ __attribute__((visibility("hidden")));
+
+void lttng_ring_buffer_client_discard_exit(void)
+ __attribute__((visibility("hidden")));
+
+void lttng_ring_buffer_client_discard_rt_exit(void)
+ __attribute__((visibility("hidden")));
+
+void lttng_ring_buffer_metadata_client_exit(void)
+ __attribute__((visibility("hidden")));
+
+
+void lttng_ust_fixup_ring_buffer_client_overwrite_tls(void)
+ __attribute__((visibility("hidden")));
+
+void lttng_ust_fixup_ring_buffer_client_overwrite_rt_tls(void)
+ __attribute__((visibility("hidden")));
+
+void lttng_ust_fixup_ring_buffer_client_discard_tls(void)
+ __attribute__((visibility("hidden")));
+
+void lttng_ust_fixup_ring_buffer_client_discard_rt_tls(void)
+ __attribute__((visibility("hidden")));
+
+#endif /* _LTTNG_RB_CLIENT_H */