+++ /dev/null
-/*
- * Copyright (C) 2013 - Julien Desfossez <jdesfossez@efficios.com>
- * David Goulet <dgoulet@efficios.com>
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License, version 2 only,
- * as published by the Free Software Foundation.
- *
- * This program is distributed in the hope that it will be useful, but WITHOUT
- * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
- * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
- * more details.
- *
- * You should have received a copy of the GNU General Public License along
- * with this program; if not, write to the Free Software Foundation, Inc.,
- * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
- */
-
-#ifndef CONSUMER_METADATA_CACHE_H
-#define CONSUMER_METADATA_CACHE_H
-
-#include <common/consumer.h>
-
-struct consumer_metadata_cache {
- char *data;
- uint64_t cache_alloc_size;
- /*
- * The upper-limit of data written inside the buffer.
- *
- * With the total_bytes_written it allows us to keep track of when the
- * cache contains contiguous metadata ready to be sent to the RB.
- * All cached data is contiguous.
- */
- uint64_t max_offset;
- /*
- * Lock to update the metadata cache and push into the ring_buffer
- * (ustctl_write_metadata_to_channel).
- *
- * This is nested INSIDE the consumer_data lock.
- */
- pthread_mutex_t lock;
-};
-
-int consumer_metadata_cache_write(struct lttng_consumer_channel *channel,
- unsigned int offset, unsigned int len, char *data);
-int consumer_metadata_cache_allocate(struct lttng_consumer_channel *channel);
-void consumer_metadata_cache_destroy(struct lttng_consumer_channel *channel);
-int consumer_metadata_cache_flushed(struct lttng_consumer_channel *channel,
- uint64_t offset, int timer);
-
-#endif /* CONSUMER_METADATA_CACHE_H */