X-Git-Url: http://git.lttng.org./?a=blobdiff_plain;f=libringbuffer%2Fbackend_internal.h;h=b8a1699046ff293fc8fc0c2df447fd419753e7a5;hb=0a8c505d3c23164b763e36c6e67082d5f6a97761;hp=538176142bbdd462868217ceb4b0963eb284226f;hpb=c0c0989ab70574e09b2f7e8b48c2da6af664a849;p=lttng-ust.git diff --git a/libringbuffer/backend_internal.h b/libringbuffer/backend_internal.h index 53817614..b8a16990 100644 --- a/libringbuffer/backend_internal.h +++ b/libringbuffer/backend_internal.h @@ -18,33 +18,44 @@ #include "backend_types.h" #include "frontend_types.h" #include "shm.h" +#include "ust-helper.h" /* Ring buffer backend API presented to the frontend */ /* Ring buffer and channel backend create/free */ +LTTNG_HIDDEN int lib_ring_buffer_backend_create(struct lttng_ust_lib_ring_buffer_backend *bufb, struct channel_backend *chan, int cpu, struct lttng_ust_shm_handle *handle, struct shm_object *shmobj); +LTTNG_HIDDEN void channel_backend_unregister_notifiers(struct channel_backend *chanb); +LTTNG_HIDDEN void lib_ring_buffer_backend_free(struct lttng_ust_lib_ring_buffer_backend *bufb); +LTTNG_HIDDEN int channel_backend_init(struct channel_backend *chanb, const char *name, const struct lttng_ust_lib_ring_buffer_config *config, size_t subbuf_size, size_t num_subbuf, struct lttng_ust_shm_handle *handle, const int *stream_fds); +LTTNG_HIDDEN void channel_backend_free(struct channel_backend *chanb, struct lttng_ust_shm_handle *handle); +LTTNG_HIDDEN void lib_ring_buffer_backend_reset(struct lttng_ust_lib_ring_buffer_backend *bufb, struct lttng_ust_shm_handle *handle); +LTTNG_HIDDEN void channel_backend_reset(struct channel_backend *chanb); +LTTNG_HIDDEN int lib_ring_buffer_backend_init(void); +LTTNG_HIDDEN void lib_ring_buffer_backend_exit(void); +LTTNG_HIDDEN extern void _lib_ring_buffer_write(struct lttng_ust_lib_ring_buffer_backend *bufb, size_t offset, const void *src, size_t len, ssize_t pagecpy);