typedef enum bt_graph_listener_func_status
(*port_added_func_t)(const void *, const void *, void *);
-typedef enum bt_graph_listener_func_status
-(*ports_connected_func_t)(const void *, const void *, const void *,
- const void *, void *);
-
typedef enum bt_component_class_initialize_method_status
(*comp_init_method_t)(const void *, void *, const void *, void *);
port_added_func_t func;
};
-struct bt_graph_listener_ports_connected {
- struct bt_graph_listener base;
- ports_connected_func_t func;
-};
-
#define INIT_LISTENERS_ARRAY(_type, _listeners) \
do { \
_listeners = g_array_new(FALSE, TRUE, sizeof(_type)); \
graph->listeners.filter_input_port_added);
CALL_REMOVE_LISTENERS(struct bt_graph_listener_port_added,
graph->listeners.sink_input_port_added);
- CALL_REMOVE_LISTENERS(struct bt_graph_listener_ports_connected,
- graph->listeners.source_filter_ports_connected);
- CALL_REMOVE_LISTENERS(struct bt_graph_listener_ports_connected,
- graph->listeners.filter_filter_ports_connected);
- CALL_REMOVE_LISTENERS(struct bt_graph_listener_ports_connected,
- graph->listeners.source_sink_ports_connected);
- CALL_REMOVE_LISTENERS(struct bt_graph_listener_ports_connected,
- graph->listeners.filter_sink_ports_connected);
if (graph->messages) {
g_ptr_array_free(graph->messages, TRUE);
graph->listeners.sink_input_port_added = NULL;
}
- if (graph->listeners.source_filter_ports_connected) {
- g_array_free(graph->listeners.source_filter_ports_connected,
- TRUE);
- graph->listeners.source_filter_ports_connected = NULL;
- }
-
- if (graph->listeners.filter_filter_ports_connected) {
- g_array_free(graph->listeners.filter_filter_ports_connected,
- TRUE);
- graph->listeners.filter_filter_ports_connected = NULL;
- }
-
- if (graph->listeners.source_sink_ports_connected) {
- g_array_free(graph->listeners.source_sink_ports_connected,
- TRUE);
- graph->listeners.source_sink_ports_connected = NULL;
- }
-
- if (graph->listeners.filter_sink_ports_connected) {
- g_array_free(graph->listeners.filter_sink_ports_connected,
- TRUE);
- graph->listeners.filter_sink_ports_connected = NULL;
- }
-
bt_object_pool_finalize(&graph->event_msg_pool);
bt_object_pool_finalize(&graph->packet_begin_msg_pool);
bt_object_pool_finalize(&graph->packet_end_msg_pool);
goto error;
}
- INIT_LISTENERS_ARRAY(struct bt_graph_listener_ports_connected,
- graph->listeners.source_filter_ports_connected);
-
- if (!graph->listeners.source_filter_ports_connected) {
- goto error;
- }
-
- INIT_LISTENERS_ARRAY(struct bt_graph_listener_ports_connected,
- graph->listeners.source_sink_ports_connected);
-
- if (!graph->listeners.source_sink_ports_connected) {
- goto error;
- }
-
- INIT_LISTENERS_ARRAY(struct bt_graph_listener_ports_connected,
- graph->listeners.filter_filter_ports_connected);
-
- if (!graph->listeners.filter_filter_ports_connected) {
- goto error;
- }
-
- INIT_LISTENERS_ARRAY(struct bt_graph_listener_ports_connected,
- graph->listeners.filter_sink_ports_connected);
-
- if (!graph->listeners.filter_sink_ports_connected) {
- goto error;
- }
-
graph->interrupters = g_ptr_array_new_with_free_func(
(GDestroyNotify) bt_object_put_ref_no_null_check);
if (!graph->interrupters) {
const struct bt_connection **user_connection)
{
enum bt_graph_connect_ports_status status = BT_FUNC_STATUS_OK;
- enum bt_graph_listener_func_status listener_status;
struct bt_connection *connection = NULL;
struct bt_port *upstream_port = (void *) upstream_port_out;
struct bt_port *downstream_port = (void *) downstream_port_in;
connection->notified_downstream_port_connected = true;
- /*
- * Notify the graph's creator that both ports are connected.
- */
- BT_LOGD_STR("Notifying graph's user that new component ports are connected.");
- listener_status = bt_graph_notify_ports_connected(graph, upstream_port, downstream_port);
- if (listener_status != BT_FUNC_STATUS_OK) {
- if (listener_status < 0) {
- BT_LIB_LOGW_APPEND_CAUSE(
- "Graph \"ports connected\" listener failed: "
- "status=%d, %![graph-]+g, %![up-comp-]+c, "
- "%![down-comp-]+c, %![up-port-]+p, %![down-port-]+p",
- listener_status, graph,
- upstream_component, downstream_component,
- upstream_port, downstream_port);
- }
-
- status = (int) listener_status;
- goto end;
- }
-
- connection->notified_graph_ports_connected = true;
BT_LIB_LOGI("Connected component ports within graph: "
"%![graph-]+g, %![up-comp-]+c, %![down-comp-]+c, "
"%![up-port-]+p, %![down-port-]+p",
return BT_FUNC_STATUS_OK;
}
-enum bt_graph_add_listener_status
-bt_graph_add_source_filter_component_ports_connected_listener(
- struct bt_graph *graph,
- bt_graph_source_filter_component_ports_connected_listener_func func,
- bt_graph_listener_removed_func listener_removed, void *data,
- bt_listener_id *out_listener_id)
-{
- struct bt_graph_listener_ports_connected listener = {
- .base = {
- .removed = listener_removed,
- .data = data,
- },
- .func = (ports_connected_func_t) func,
- };
- bt_listener_id listener_id;
-
- BT_ASSERT_PRE_NO_ERROR();
- BT_ASSERT_PRE_NON_NULL(graph, "Graph");
- BT_ASSERT_PRE_NON_NULL(func, "Listener");
- BT_ASSERT_PRE_NON_NULL(func, "\"Listener removed\" listener");
- BT_ASSERT_PRE(!graph->in_remove_listener,
- "Graph currently executing a \"listener removed\" listener: "
- "%!+g", graph);
- g_array_append_val(graph->listeners.source_filter_ports_connected,
- listener);
- listener_id = graph->listeners.source_filter_ports_connected->len - 1;
- BT_LIB_LOGD("Added \"source to filter component ports connected\" listener to graph: "
- "%![graph-]+g, listener-addr=%p, id=%d", graph, listener,
- listener_id);
-
- if (listener_id) {
- *out_listener_id = listener_id;
- }
-
- return BT_FUNC_STATUS_OK;
-}
-
-enum bt_graph_add_listener_status
-bt_graph_add_source_sink_component_ports_connected_listener(
- struct bt_graph *graph,
- bt_graph_source_sink_component_ports_connected_listener_func func,
- bt_graph_listener_removed_func listener_removed, void *data,
- bt_listener_id *out_listener_id)
-{
- struct bt_graph_listener_ports_connected listener = {
- .base = {
- .removed = listener_removed,
- .data = data,
- },
- .func = (ports_connected_func_t) func,
- };
- bt_listener_id listener_id;
-
- BT_ASSERT_PRE_NO_ERROR();
- BT_ASSERT_PRE_NON_NULL(graph, "Graph");
- BT_ASSERT_PRE_NON_NULL(func, "Listener");
- BT_ASSERT_PRE_NON_NULL(func, "\"Listener removed\" listener");
- BT_ASSERT_PRE(!graph->in_remove_listener,
- "Graph currently executing a \"listener removed\" listener: "
- "%!+g", graph);
- g_array_append_val(graph->listeners.source_sink_ports_connected,
- listener);
- listener_id = graph->listeners.source_sink_ports_connected->len - 1;
- BT_LIB_LOGD("Added \"source to sink component ports connected\" listener to graph: "
- "%![graph-]+g, listener-addr=%p, id=%d", graph, listener,
- listener_id);
-
- if (listener_id) {
- *out_listener_id = listener_id;
- }
-
- return BT_FUNC_STATUS_OK;
-}
-
-enum bt_graph_add_listener_status
-bt_graph_add_filter_filter_component_ports_connected_listener(
- struct bt_graph *graph,
- bt_graph_filter_filter_component_ports_connected_listener_func func,
- bt_graph_listener_removed_func listener_removed, void *data,
- bt_listener_id *out_listener_id)
-{
- struct bt_graph_listener_ports_connected listener = {
- .base = {
- .removed = listener_removed,
- .data = data,
- },
- .func = (ports_connected_func_t) func,
- };
- bt_listener_id listener_id;
-
- BT_ASSERT_PRE_NO_ERROR();
- BT_ASSERT_PRE_NON_NULL(graph, "Graph");
- BT_ASSERT_PRE_NON_NULL(func, "Listener");
- BT_ASSERT_PRE_NON_NULL(func, "\"Listener removed\" listener");
- BT_ASSERT_PRE(!graph->in_remove_listener,
- "Graph currently executing a \"listener removed\" listener: "
- "%!+g", graph);
- g_array_append_val(graph->listeners.filter_filter_ports_connected,
- listener);
- listener_id = graph->listeners.filter_filter_ports_connected->len - 1;
- BT_LIB_LOGD("Added \"filter to filter component ports connected\" listener to graph: "
- "%![graph-]+g, listener-addr=%p, id=%d", graph, listener,
- listener_id);
-
- if (listener_id) {
- *out_listener_id = listener_id;
- }
-
- return BT_FUNC_STATUS_OK;
-}
-
-enum bt_graph_add_listener_status
-bt_graph_add_filter_sink_component_ports_connected_listener(
- struct bt_graph *graph,
- bt_graph_filter_sink_component_ports_connected_listener_func func,
- bt_graph_listener_removed_func listener_removed, void *data,
- bt_listener_id *out_listener_id)
-{
- struct bt_graph_listener_ports_connected listener = {
- .base = {
- .removed = listener_removed,
- .data = data,
- },
- .func = (ports_connected_func_t) func,
- };
- bt_listener_id listener_id;
-
- BT_ASSERT_PRE_NO_ERROR();
- BT_ASSERT_PRE_NON_NULL(graph, "Graph");
- BT_ASSERT_PRE_NON_NULL(func, "Listener");
- BT_ASSERT_PRE_NON_NULL(func, "\"Listener removed\" listener");
- BT_ASSERT_PRE(!graph->in_remove_listener,
- "Graph currently executing a \"listener removed\" listener: "
- "%!+g", graph);
- g_array_append_val(graph->listeners.filter_sink_ports_connected,
- listener);
- listener_id = graph->listeners.filter_sink_ports_connected->len - 1;
- BT_LIB_LOGD("Added \"filter to sink component ports connected\" listener to graph: "
- "%![graph-]+g, listener-addr=%p, id=%d", graph, listener,
- listener_id);
-
- if (listener_id) {
- *out_listener_id = listener_id;
- }
-
- return BT_FUNC_STATUS_OK;
-}
-
BT_HIDDEN
enum bt_graph_listener_func_status bt_graph_notify_port_added(
struct bt_graph *graph, struct bt_port *port)
return status;
}
-BT_HIDDEN
-enum bt_graph_listener_func_status bt_graph_notify_ports_connected(
- struct bt_graph *graph, struct bt_port *upstream_port,
- struct bt_port *downstream_port)
-{
- uint64_t i;
- GArray *listeners;
- struct bt_component *upstream_comp;
- struct bt_component *downstream_comp;
- enum bt_graph_listener_func_status status = BT_FUNC_STATUS_OK;
-
- BT_ASSERT(graph);
- BT_ASSERT(upstream_port);
- BT_ASSERT(downstream_port);
- BT_LIB_LOGD("Notifying graph listeners that ports were connected: "
- "%![graph-]+g, %![up-port-]+p, %![down-port-]+p",
- graph, upstream_port, downstream_port);
- upstream_comp = bt_port_borrow_component_inline(upstream_port);
- BT_ASSERT(upstream_comp);
- downstream_comp = bt_port_borrow_component_inline(downstream_port);
- BT_ASSERT(downstream_comp);
-
- switch (upstream_comp->class->type) {
- case BT_COMPONENT_CLASS_TYPE_SOURCE:
- {
- switch (downstream_comp->class->type) {
- case BT_COMPONENT_CLASS_TYPE_FILTER:
- listeners =
- graph->listeners.source_filter_ports_connected;
- break;
- case BT_COMPONENT_CLASS_TYPE_SINK:
- listeners =
- graph->listeners.source_sink_ports_connected;
- break;
- default:
- bt_common_abort();
- }
-
- break;
- }
- case BT_COMPONENT_CLASS_TYPE_FILTER:
- {
- switch (downstream_comp->class->type) {
- case BT_COMPONENT_CLASS_TYPE_FILTER:
- listeners =
- graph->listeners.filter_filter_ports_connected;
- break;
- case BT_COMPONENT_CLASS_TYPE_SINK:
- listeners =
- graph->listeners.filter_sink_ports_connected;
- break;
- default:
- bt_common_abort();
- }
-
- break;
- }
- default:
- bt_common_abort();
- }
-
- for (i = 0; i < listeners->len; i++) {
- struct bt_graph_listener_ports_connected *listener =
- &g_array_index(listeners,
- struct bt_graph_listener_ports_connected, i);
-
- BT_ASSERT(listener->func);
- status = listener->func(upstream_comp, downstream_comp,
- upstream_port, downstream_port, listener->base.data);
- BT_ASSERT_POST_DEV_NO_ERROR_IF_NO_ERROR_STATUS(status);
- if (status != BT_FUNC_STATUS_OK) {
- goto end;
- }
- }
-
-end:
- return status;
-}
-
BT_HIDDEN
void bt_graph_remove_connection(struct bt_graph *graph,
struct bt_connection *connection)
projects / babeltrace.git / blobdiff