/* Buffer operations */
/* Map channel shm into process memory */
-struct shm_handle *ustctl_map_channel(struct lttng_ust_object_data *chan_data)
+struct lttng_ust_shm_handle *ustctl_map_channel(struct lttng_ust_object_data *chan_data)
{
- struct shm_handle *handle;
+ struct lttng_ust_shm_handle *handle;
struct channel *chan;
size_t chan_size;
return NULL;
}
/*
- * Set to -1 because the shm_handle destruction will take care
+ * Set to -1 because the lttng_ust_shm_handle destruction will take care
* of closing shm_fd and wait_fd.
*/
chan_data->shm_fd = -1;
}
/* Add stream to channel shm and map its shm into process memory */
-int ustctl_add_stream(struct shm_handle *handle,
+int ustctl_add_stream(struct lttng_ust_shm_handle *handle,
struct lttng_ust_object_data *stream_data)
{
int ret;
return ret;
}
/*
- * Set to -1 because the shm_handle destruction will take care
+ * Set to -1 because the lttng_ust_shm_handle destruction will take care
* of closing shm_fd and wait_fd.
*/
stream_data->shm_fd = -1;
return 0;
}
-void ustctl_unmap_channel(struct shm_handle *handle)
+void ustctl_unmap_channel(struct lttng_ust_shm_handle *handle)
{
struct channel *chan;
channel_destroy(chan, handle, 1);
}
-struct lib_ring_buffer *ustctl_open_stream_read(struct shm_handle *handle,
+struct lttng_ust_lib_ring_buffer *ustctl_open_stream_read(struct lttng_ust_shm_handle *handle,
int cpu)
{
struct channel *chan = handle->shadow_chan;
int shm_fd, wait_fd;
uint64_t memory_map_size;
- struct lib_ring_buffer *buf;
+ struct lttng_ust_lib_ring_buffer *buf;
int ret;
buf = channel_get_ring_buffer(&chan->backend.config,
return buf;
}
-void ustctl_close_stream_read(struct shm_handle *handle,
- struct lib_ring_buffer *buf)
+void ustctl_close_stream_read(struct lttng_ust_shm_handle *handle,
+ struct lttng_ust_lib_ring_buffer *buf)
{
lib_ring_buffer_release_read(buf, handle, 1);
}
/* For mmap mode, readable without "get" operation */
-void *ustctl_get_mmap_base(struct shm_handle *handle,
- struct lib_ring_buffer *buf)
+void *ustctl_get_mmap_base(struct lttng_ust_shm_handle *handle,
+ struct lttng_ust_lib_ring_buffer *buf)
{
return shmp(handle, buf->backend.memory_map);
}
/* returns the length to mmap. */
-int ustctl_get_mmap_len(struct shm_handle *handle,
- struct lib_ring_buffer *buf,
+int ustctl_get_mmap_len(struct lttng_ust_shm_handle *handle,
+ struct lttng_ust_lib_ring_buffer *buf,
unsigned long *len)
{
unsigned long mmap_buf_len;
}
/* returns the maximum size for sub-buffers. */
-int ustctl_get_max_subbuf_size(struct shm_handle *handle,
- struct lib_ring_buffer *buf,
+int ustctl_get_max_subbuf_size(struct lttng_ust_shm_handle *handle,
+ struct lttng_ust_lib_ring_buffer *buf,
unsigned long *len)
{
struct channel *chan = handle->shadow_chan;
*/
/* returns the offset of the subbuffer belonging to the mmap reader. */
-int ustctl_get_mmap_read_offset(struct shm_handle *handle,
- struct lib_ring_buffer *buf, unsigned long *off)
+int ustctl_get_mmap_read_offset(struct lttng_ust_shm_handle *handle,
+ struct lttng_ust_lib_ring_buffer *buf, unsigned long *off)
{
struct channel *chan = handle->shadow_chan;
unsigned long sb_bindex;
}
/* returns the size of the current sub-buffer, without padding (for mmap). */
-int ustctl_get_subbuf_size(struct shm_handle *handle,
- struct lib_ring_buffer *buf, unsigned long *len)
+int ustctl_get_subbuf_size(struct lttng_ust_shm_handle *handle,
+ struct lttng_ust_lib_ring_buffer *buf, unsigned long *len)
{
struct channel *chan = handle->shadow_chan;
}
/* returns the size of the current sub-buffer, without padding (for mmap). */
-int ustctl_get_padded_subbuf_size(struct shm_handle *handle,
- struct lib_ring_buffer *buf, unsigned long *len)
+int ustctl_get_padded_subbuf_size(struct lttng_ust_shm_handle *handle,
+ struct lttng_ust_lib_ring_buffer *buf, unsigned long *len)
{
struct channel *chan = handle->shadow_chan;
}
/* Get exclusive read access to the next sub-buffer that can be read. */
-int ustctl_get_next_subbuf(struct shm_handle *handle,
- struct lib_ring_buffer *buf)
+int ustctl_get_next_subbuf(struct lttng_ust_shm_handle *handle,
+ struct lttng_ust_lib_ring_buffer *buf)
{
return lib_ring_buffer_get_next_subbuf(buf, handle);
}
/* Release exclusive sub-buffer access, move consumer forward. */
-int ustctl_put_next_subbuf(struct shm_handle *handle,
- struct lib_ring_buffer *buf)
+int ustctl_put_next_subbuf(struct lttng_ust_shm_handle *handle,
+ struct lttng_ust_lib_ring_buffer *buf)
{
lib_ring_buffer_put_next_subbuf(buf, handle);
return 0;
/* snapshot */
/* Get a snapshot of the current ring buffer producer and consumer positions */
-int ustctl_snapshot(struct shm_handle *handle,
- struct lib_ring_buffer *buf)
+int ustctl_snapshot(struct lttng_ust_shm_handle *handle,
+ struct lttng_ust_lib_ring_buffer *buf)
{
return lib_ring_buffer_snapshot(buf, &buf->cons_snapshot,
&buf->prod_snapshot, handle);
}
/* Get the consumer position (iteration start) */
-int ustctl_snapshot_get_consumed(struct shm_handle *handle,
- struct lib_ring_buffer *buf, unsigned long *pos)
+int ustctl_snapshot_get_consumed(struct lttng_ust_shm_handle *handle,
+ struct lttng_ust_lib_ring_buffer *buf, unsigned long *pos)
{
*pos = buf->cons_snapshot;
return 0;
}
/* Get the producer position (iteration end) */
-int ustctl_snapshot_get_produced(struct shm_handle *handle,
- struct lib_ring_buffer *buf, unsigned long *pos)
+int ustctl_snapshot_get_produced(struct lttng_ust_shm_handle *handle,
+ struct lttng_ust_lib_ring_buffer *buf, unsigned long *pos)
{
*pos = buf->prod_snapshot;
return 0;
}
/* Get exclusive read access to the specified sub-buffer position */
-int ustctl_get_subbuf(struct shm_handle *handle,
- struct lib_ring_buffer *buf, unsigned long *pos)
+int ustctl_get_subbuf(struct lttng_ust_shm_handle *handle,
+ struct lttng_ust_lib_ring_buffer *buf, unsigned long *pos)
{
return lib_ring_buffer_get_subbuf(buf, *pos, handle);
}
/* Release exclusive sub-buffer access */
-int ustctl_put_subbuf(struct shm_handle *handle,
- struct lib_ring_buffer *buf)
+int ustctl_put_subbuf(struct lttng_ust_shm_handle *handle,
+ struct lttng_ust_lib_ring_buffer *buf)
{
lib_ring_buffer_put_subbuf(buf, handle);
return 0;
}
-int ustctl_buffer_flush(struct shm_handle *handle,
- struct lib_ring_buffer *buf)
+int ustctl_buffer_flush(struct lttng_ust_shm_handle *handle,
+ struct lttng_ust_lib_ring_buffer *buf)
{
lib_ring_buffer_switch_slow(buf, SWITCH_ACTIVE, handle);
return 0;