Cleanup: Move lib/ringbuffer/ headers to include/ringbuffer/

[lttng-modules.git] / lib / ringbuffer / iterator.h

diff --git a/lib/ringbuffer/iterator.h b/lib/ringbuffer/iterator.h
deleted file mode 100644 (file)
index 06fbcd1..0000000
--- a/lib/ringbuffer/iterator.h
+++ /dev/null
@@ -1,67 +0,0 @@
-/* SPDX-License-Identifier: (GPL-2.0-only OR LGPL-2.1-only)
- *
- * lib/ringbuffer/iterator.h
- *
- * Ring buffer and channel iterators.
- *
- * Copyright (C) 2010-2012 Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
- */
-
-#ifndef _LIB_RING_BUFFER_ITERATOR_H
-#define _LIB_RING_BUFFER_ITERATOR_H
-
-#include <wrapper/ringbuffer/backend.h>
-#include <wrapper/ringbuffer/frontend.h>
-#include <wrapper/ringbuffer/vfs.h>
-
-/*
- * lib_ring_buffer_get_next_record advances the buffer read position to the next
- * record. It returns either the size of the next record, -EAGAIN if there is
- * currently no data available, or -ENODATA if no data is available and buffer
- * is finalized.
- */
-extern ssize_t lib_ring_buffer_get_next_record(struct channel *chan,
-                                              struct lib_ring_buffer *buf);
-
-/*
- * channel_get_next_record advances the buffer read position to the next record.
- * It returns either the size of the next record, -EAGAIN if there is currently
- * no data available, or -ENODATA if no data is available and buffer is
- * finalized.
- * Returns the current buffer in ret_buf.
- */
-extern ssize_t channel_get_next_record(struct channel *chan,
-                                      struct lib_ring_buffer **ret_buf);
-
-/**
- * read_current_record - copy the buffer current record into dest.
- * @buf: ring buffer
- * @dest: destination where the record should be copied
- *
- * dest should be large enough to contain the record. Returns the number of
- * bytes copied.
- */
-static inline size_t read_current_record(struct lib_ring_buffer *buf, void *dest)
-{
-       return lib_ring_buffer_read(&buf->backend, buf->iter.read_offset,
-                                   dest, buf->iter.payload_len);
-}
-
-extern int lib_ring_buffer_iterator_open(struct lib_ring_buffer *buf);
-extern void lib_ring_buffer_iterator_release(struct lib_ring_buffer *buf);
-extern int channel_iterator_open(struct channel *chan);
-extern void channel_iterator_release(struct channel *chan);
-
-extern const struct file_operations channel_payload_file_operations;
-extern const struct file_operations lib_ring_buffer_payload_file_operations;
-
-/*
- * Used internally.
- */
-int channel_iterator_init(struct channel *chan);
-void channel_iterator_unregister_notifiers(struct channel *chan);
-void channel_iterator_free(struct channel *chan);
-void channel_iterator_reset(struct channel *chan);
-void lib_ring_buffer_iterator_reset(struct lib_ring_buffer *buf);
-
-#endif /* _LIB_RING_BUFFER_ITERATOR_H */