+++ /dev/null
-/*
- * Copyright (C) 2011 EfficiOS Inc.
- * Copyright (C) 2011 Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
- *
- * SPDX-License-Identifier: GPL-2.0-only
- *
- */
-
-#ifndef _LTTNG_USTCONSUMER_H
-#define _LTTNG_USTCONSUMER_H
-
-#include <common/compat/errno.h>
-#include <common/consumer/consumer.h>
-#include <stdbool.h>
-
-#ifdef HAVE_LIBLTTNG_UST_CTL
-
-int lttng_ustconsumer_take_snapshot(struct lttng_consumer_stream *stream);
-int lttng_ustconsumer_sample_snapshot_positions(
- struct lttng_consumer_stream *stream);
-
-int lttng_ustconsumer_get_produced_snapshot(
- struct lttng_consumer_stream *stream, unsigned long *pos);
-int lttng_ustconsumer_get_consumed_snapshot(
- struct lttng_consumer_stream *stream, unsigned long *pos);
-
-int lttng_ustconsumer_recv_cmd(struct lttng_consumer_local_data *ctx,
- int sock, struct pollfd *consumer_sockpoll);
-
-extern int lttng_ustconsumer_allocate_channel(struct lttng_consumer_channel *chan);
-extern void lttng_ustconsumer_del_channel(struct lttng_consumer_channel *chan);
-extern void lttng_ustconsumer_free_channel(struct lttng_consumer_channel *chan);
-extern int lttng_ustconsumer_add_stream(struct lttng_consumer_stream *stream);
-extern void lttng_ustconsumer_del_stream(struct lttng_consumer_stream *stream);
-
-int lttng_ustconsumer_read_subbuffer(struct lttng_consumer_stream *stream,
- struct lttng_consumer_local_data *ctx);
-int lttng_ustconsumer_on_recv_stream(struct lttng_consumer_stream *stream);
-
-void lttng_ustconsumer_on_stream_hangup(struct lttng_consumer_stream *stream);
-
-int lttng_ust_flush_buffer(struct lttng_consumer_stream *stream,
- int producer_active);
-int lttng_ustconsumer_get_stream_id(struct lttng_consumer_stream *stream,
- uint64_t *stream_id);
-int lttng_ustconsumer_data_pending(struct lttng_consumer_stream *stream);
-void lttng_ustconsumer_close_all_metadata(struct lttng_ht *ht);
-void lttng_ustconsumer_close_metadata(struct lttng_consumer_channel *metadata);
-void lttng_ustconsumer_close_stream_wakeup(struct lttng_consumer_stream *stream);
-int lttng_ustconsumer_recv_metadata(int sock, uint64_t key, uint64_t offset,
- uint64_t len, uint64_t version,
- struct lttng_consumer_channel *channel, int timer, int wait);
-int lttng_ustconsumer_request_metadata(struct lttng_consumer_local_data *ctx,
- struct lttng_consumer_channel *channel, int timer, int wait);
-enum sync_metadata_status lttng_ustconsumer_sync_metadata(
- struct lttng_consumer_local_data *ctx,
- struct lttng_consumer_stream *metadata);
-int lttng_ustconsumer_flush_buffer(struct lttng_consumer_stream *stream,
- int producer);
-int lttng_ustconsumer_clear_buffer(struct lttng_consumer_stream *stream);
-int lttng_ustconsumer_get_current_timestamp(
- struct lttng_consumer_stream *stream, uint64_t *ts);
-int lttng_ustconsumer_get_sequence_number(
- struct lttng_consumer_stream *stream, uint64_t *seq);
-void lttng_ustconsumer_sigbus_handle(void *addr);
-
-#else /* HAVE_LIBLTTNG_UST_CTL */
-
-static inline
-ssize_t lttng_ustconsumer_on_read_subbuffer_mmap(
- struct lttng_consumer_local_data *ctx __attribute__((unused)),
- struct lttng_consumer_stream *stream __attribute__((unused)),
- unsigned long len __attribute__((unused)),
- unsigned long padding __attribute__((unused)))
-{
- return -ENOSYS;
-}
-
-static inline
-ssize_t lttng_ustconsumer_on_read_subbuffer_splice(
- struct lttng_consumer_local_data *ctx __attribute__((unused)),
- struct lttng_consumer_stream *uststream __attribute__((unused)),
- unsigned long len __attribute__((unused)),
- unsigned long padding __attribute__((unused)))
-{
- return -ENOSYS;
-}
-
-static inline
-int lttng_ustconsumer_take_snapshot(
- struct lttng_consumer_stream *stream __attribute__((unused)))
-{
- return -ENOSYS;
-}
-
-static inline
-int lttng_ustconsumer_sample_snapshot_positions(
- struct lttng_consumer_stream *stream __attribute__((unused)))
-{
- return -ENOSYS;
-}
-
-static inline
-int lttng_ustconsumer_get_produced_snapshot(
- struct lttng_consumer_stream *stream __attribute__((unused)),
- unsigned long *pos __attribute__((unused)))
-{
- return -ENOSYS;
-}
-
-static inline
-int lttng_ustconsumer_get_consumed_snapshot(
- struct lttng_consumer_stream *stream __attribute__((unused)),
- unsigned long *pos __attribute__((unused)))
-{
- return -ENOSYS;
-}
-
-static inline
-int lttng_ustconsumer_recv_cmd(
- struct lttng_consumer_local_data *ctx __attribute__((unused)),
- int sock __attribute__((unused)),
- struct pollfd *consumer_sockpoll __attribute__((unused)))
-{
- return -ENOSYS;
-}
-
-static inline
-int lttng_ustconsumer_allocate_channel(
- struct lttng_consumer_channel *chan __attribute__((unused)))
-{
- return -ENOSYS;
-}
-
-static inline
-void lttng_ustconsumer_del_channel(
- struct lttng_consumer_channel *chan __attribute__((unused)))
-{
-}
-
-static inline
-void lttng_ustconsumer_free_channel(
- struct lttng_consumer_channel *chan __attribute__((unused)))
-{
-}
-
-static inline
-int lttng_ustconsumer_add_stream(
- struct lttng_consumer_stream *stream __attribute__((unused)))
-{
- return -ENOSYS;
-}
-
-static inline
-void lttng_ustconsumer_del_stream(
- struct lttng_consumer_stream *stream __attribute__((unused)))
-{
-}
-
-static inline
-int lttng_ustconsumer_read_subbuffer(
- struct lttng_consumer_stream *stream __attribute__((unused)),
- struct lttng_consumer_local_data *ctx __attribute__((unused)))
-{
- return -ENOSYS;
-}
-
-static inline
-int lttng_ustconsumer_on_recv_stream(
- struct lttng_consumer_stream *stream __attribute__((unused)))
-{
- return -ENOSYS;
-}
-
-static inline
-void lttng_ustconsumer_on_stream_hangup(
- struct lttng_consumer_stream *stream __attribute__((unused)))
-{
-}
-
-static inline
-int lttng_ustconsumer_data_pending(
- struct lttng_consumer_stream *stream __attribute__((unused)))
-{
- return -ENOSYS;
-}
-
-static inline
-int lttng_ust_flush_buffer(struct lttng_consumer_stream *stream __attribute__((unused)),
- int producer_active __attribute__((unused)))
-{
- return -ENOSYS;
-}
-
-static inline
-void lttng_ustconsumer_close_all_metadata(
- struct lttng_ht *ht __attribute__((unused)))
-{
-}
-
-static inline
-void lttng_ustconsumer_close_metadata(
- struct lttng_consumer_channel *metadata __attribute__((unused)))
-{
-}
-static inline
-void lttng_ustconsumer_close_stream_wakeup(
- struct lttng_consumer_stream *stream __attribute__((unused)))
-{
-}
-
-static inline
-int lttng_ustconsumer_recv_metadata(int sock __attribute__((unused)),
- uint64_t key __attribute__((unused)),
- uint64_t offset __attribute__((unused)),
- uint64_t len __attribute__((unused)),
- uint64_t version __attribute__((unused)),
- struct lttng_consumer_channel *channel __attribute__((unused)),
- int timer __attribute__((unused)))
-{
- return -ENOSYS;
-}
-
-static inline
-int lttng_ustconsumer_request_metadata(
- struct lttng_consumer_local_data *ctx __attribute__((unused)),
- struct lttng_consumer_channel *channel __attribute__((unused)),
- int timer __attribute__((unused)),
- int wait __attribute__((unused)))
-{
- return -ENOSYS;
-}
-
-static inline
-enum sync_metadata_status lttng_ustconsumer_sync_metadata(
- struct lttng_consumer_local_data *ctx __attribute__((unused)),
- struct lttng_consumer_stream *metadata __attribute__((unused)))
-{
- return SYNC_METADATA_STATUS_ERROR;
-}
-
-static inline
-int lttng_ustconsumer_flush_buffer(
- struct lttng_consumer_stream *stream __attribute__((unused)),
- int producer __attribute__((unused)))
-{
- return -ENOSYS;
-}
-
-static inline
-int lttng_ustconsumer_clear_buffer(
- struct lttng_consumer_stream *stream __attribute__((unused)))
-{
- return -ENOSYS;
-}
-
-static inline
-int lttng_ustconsumer_get_current_timestamp(
- struct lttng_consumer_stream *stream __attribute__((unused)),
- uint64_t *ts __attribute__((unused)))
-{
- return -ENOSYS;
-}
-
-static inline
-int lttng_ustconsumer_get_sequence_number(
- struct lttng_consumer_stream *stream __attribute__((unused)),
- uint64_t *seq __attribute__((unused)))
-{
- return -ENOSYS;
-}
-
-static inline
-int lttng_ustconsumer_get_stream_id(
- struct lttng_consumer_stream *stream __attribute__((unused)),
- uint64_t *stream_id __attribute__((unused)))
-{
- return -ENOSYS;
-}
-
-static inline
-void lttng_ustconsumer_sigbus_handle(
- void *addr __attribute__((unused)))
-{
-}
-#endif /* HAVE_LIBLTTNG_UST_CTL */
-
-#endif /* _LTTNG_USTCONSUMER_H */