Rename C++ header files to .hpp

[lttng-tools.git] / src / common / consumer / consumer-metadata-cache.h

diff --git a/src/common/consumer/consumer-metadata-cache.h b/src/common/consumer/consumer-metadata-cache.h
deleted file mode 100644 (file)
index b8f4efa..0000000
--- a/src/common/consumer/consumer-metadata-cache.h
+++ /dev/null
@@ -1,62 +0,0 @@
-/*
- * Copyright (C) 2013 Julien Desfossez <jdesfossez@efficios.com>
- * Copyright (C) 2013 David Goulet <dgoulet@efficios.com>
- *
- * SPDX-License-Identifier: GPL-2.0-only
- *
- */
-
-#ifndef CONSUMER_METADATA_CACHE_H
-#define CONSUMER_METADATA_CACHE_H
-
-#include <common/consumer/consumer.h>
-#include <common/dynamic-buffer.h>
-
-enum consumer_metadata_cache_write_status {
-       CONSUMER_METADATA_CACHE_WRITE_STATUS_ERROR = -1,
-       /*
-        * New metadata content was appended to the cache successfully.
-        * Previously available content remains valid.
-        */
-       CONSUMER_METADATA_CACHE_WRITE_STATUS_APPENDED_CONTENT = 0,
-       /*
-        * The new content pushed to the cache invalidated the content that
-        * was already present. The contents of the cache should be re-read.
-        */
-       CONSUMER_METADATA_CACHE_WRITE_STATUS_INVALIDATED,
-       /*
-        * A metadata cache write can simply overwrite an already existing
-        * section of the cache (and it should be a write-through with identical
-        * data). From the caller's standpoint, there is no change to the state
-        * of the cache.
-        */
-       CONSUMER_METADATA_CACHE_WRITE_STATUS_NO_CHANGE,
-};
-
-struct consumer_metadata_cache {
-       /* Current version of the metadata cache. */
-       uint64_t version;
-       /*
-        * Size is the upper-limit of data written inside the buffer.
-        * All cached data is contiguous.
-        */
-       struct lttng_dynamic_buffer contents;
-       /*
-        * Lock to update the metadata cache and push into the ring_buffer
-        * (lttng_ust_ctl_write_metadata_to_channel).
-        *
-        * This is nested INSIDE the consumer_data lock.
-        */
-       pthread_mutex_t lock;
-};
-
-enum consumer_metadata_cache_write_status
-consumer_metadata_cache_write(struct consumer_metadata_cache *cache,
-               unsigned int offset, unsigned int len, uint64_t version,
-               const 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 */