lib: graph: add "self" and some "private" APIs
[babeltrace.git] / lib / graph / component-class-sink-colander.c
index f1067d41afa334c5c87c52de88dd65605a815d29..a40f8ea09e813122840db65c8e094aef3fa72bf5 100644 (file)
 
 #include <babeltrace/object.h>
 #include <babeltrace/graph/connection.h>
-#include <babeltrace/graph/component-class-sink.h>
-#include <babeltrace/graph/private-component-sink.h>
-#include <babeltrace/graph/private-port.h>
-#include <babeltrace/graph/private-connection.h>
-#include <babeltrace/graph/private-connection-notification-iterator.h>
-#include <babeltrace/graph/private-component.h>
+#include <babeltrace/graph/private-component-class-sink.h>
+#include <babeltrace/graph/self-component-sink.h>
+#include <babeltrace/graph/self-component-port.h>
+#include <babeltrace/graph/self-component-port-input-notification-iterator.h>
+#include <babeltrace/graph/self-component.h>
 #include <babeltrace/graph/component-class-sink-colander-internal.h>
 #include <babeltrace/assert-internal.h>
 #include <glib.h>
 
 static
-struct bt_component_class *colander_comp_cls;
+struct bt_private_component_class_sink *colander_comp_cls;
 
 struct colander_data {
        bt_notification_array notifs;
        uint64_t *count_addr;
-       struct bt_notification_iterator *notif_iter;
+       struct bt_self_component_port_input_notification_iterator *notif_iter;
 };
 
 static
-enum bt_component_status colander_init(
-               struct bt_private_component *priv_comp,
+enum bt_self_component_status colander_init(
+               struct bt_self_component_sink *self_comp,
                struct bt_value *params, void *init_method_data)
 {
-       enum bt_component_status status = BT_COMPONENT_STATUS_OK;
+       enum bt_self_component_status status = BT_SELF_COMPONENT_STATUS_OK;
        struct colander_data *colander_data = NULL;
        struct bt_component_class_sink_colander_data *user_provided_data =
                init_method_data;
 
        if (!init_method_data) {
                BT_LOGW_STR("Component initialization method data is NULL.");
-               status = BT_COMPONENT_STATUS_INVALID;
+               status = BT_SELF_COMPONENT_STATUS_ERROR;
                goto end;
        }
 
        colander_data = g_new0(struct colander_data, 1);
        if (!colander_data) {
                BT_LOGE_STR("Failed to allocate colander data.");
-               status = BT_COMPONENT_STATUS_NOMEM;
+               status = BT_SELF_COMPONENT_STATUS_NOMEM;
                goto end;
        }
 
        colander_data->notifs = user_provided_data->notifs;
        colander_data->count_addr = user_provided_data->count_addr;
-       status = bt_private_component_sink_add_input_port(
-               priv_comp, "in", NULL, NULL);
-       if (status != BT_COMPONENT_STATUS_OK) {
+       status = bt_self_component_sink_add_input_port(self_comp, "in",
+               NULL, NULL);
+       if (status != BT_SELF_COMPONENT_STATUS_OK) {
                BT_LOGE_STR("Cannot add input port.");
                goto end;
        }
 
-       (void) bt_private_component_set_user_data(priv_comp, colander_data);
+       bt_self_component_set_data(
+               bt_self_component_sink_borrow_self_component(self_comp),
+               colander_data);
 
 end:
        return status;
 }
 
 static
-void colander_finalize(struct bt_private_component *priv_comp)
+void colander_finalize(struct bt_self_component_sink *self_comp)
 {
        struct colander_data *colander_data =
-               bt_private_component_get_user_data(priv_comp);
+               bt_self_component_get_data(
+                       bt_self_component_sink_borrow_self_component(self_comp));
 
        if (!colander_data) {
                return;
        }
 
-       if (colander_data->notif_iter) {
-               bt_object_put_ref(colander_data->notif_iter);
-       }
-
+       BT_OBJECT_PUT_REF_AND_RESET(colander_data->notif_iter);
        g_free(colander_data);
 }
 
 static
-enum bt_component_status colander_port_connected(struct bt_private_component *priv_comp,
-               struct bt_private_port *self_priv_port,
-               struct bt_port *other_port)
+enum bt_self_component_status colander_input_port_connected(
+               struct bt_self_component_sink *self_comp,
+               struct bt_self_component_port_input *self_port,
+               struct bt_port_output *other_port)
 {
-       enum bt_component_status status = BT_COMPONENT_STATUS_OK;
-       enum bt_connection_status conn_status;
-       struct bt_private_connection *priv_conn =
-               bt_private_port_get_connection(self_priv_port);
+       enum bt_self_component_status status = BT_SELF_COMPONENT_STATUS_OK;
        struct colander_data *colander_data =
-               bt_private_component_get_user_data(priv_comp);
+               bt_self_component_get_data(
+                       bt_self_component_sink_borrow_self_component(self_comp));
 
-       BT_ASSERT(priv_conn);
        BT_ASSERT(colander_data);
        BT_OBJECT_PUT_REF_AND_RESET(colander_data->notif_iter);
-       conn_status = bt_private_connection_create_notification_iterator(
-               priv_conn, &colander_data->notif_iter);
-       if (conn_status) {
-               BT_LOGE("Cannot create notification iterator from connection: "
-                       "comp-addr=%p, conn-addr=%p", priv_comp, priv_conn);
-               status = BT_COMPONENT_STATUS_ERROR;
+       colander_data->notif_iter =
+               bt_self_component_port_input_notification_iterator_create(
+                       self_port);
+       if (!colander_data->notif_iter) {
+               BT_LIB_LOGE("Cannot create notification iterator on "
+                       "self component input port: %![port-]+p",
+                       self_port);
+               status = BT_SELF_COMPONENT_STATUS_NOMEM;
                goto end;
        }
 
 end:
-       bt_object_put_ref(priv_conn);
        return status;
 }
 
 static
-enum bt_component_status colander_consume(
-               struct bt_private_component *priv_comp)
+enum bt_self_component_status colander_consume(
+               struct bt_self_component_sink *self_comp)
 {
-       enum bt_component_status status = BT_COMPONENT_STATUS_OK;
+       enum bt_self_component_status status = BT_SELF_COMPONENT_STATUS_OK;
        enum bt_notification_iterator_status notif_iter_status;
        struct colander_data *colander_data =
-               bt_private_component_get_user_data(priv_comp);
+               bt_self_component_get_data(
+                       bt_self_component_sink_borrow_self_component(self_comp));
        bt_notification_array notifs;
 
        BT_ASSERT(colander_data);
 
        if (!colander_data->notif_iter) {
-               BT_LOGW("Trying to consume without an upstream notification iterator: "
-                       "comp-addr=%p", priv_comp);
+               BT_LIB_LOGW("Trying to consume without an "
+                       "upstream notification iterator: %![comp-]+c",
+                       self_comp);
                goto end;
        }
 
-       notif_iter_status = bt_private_connection_notification_iterator_next(
-               colander_data->notif_iter, &notifs, colander_data->count_addr);
+       notif_iter_status =
+               bt_self_component_port_input_notification_iterator_next(
+                       colander_data->notif_iter, &notifs,
+                       colander_data->count_addr);
        switch (notif_iter_status) {
        case BT_NOTIFICATION_ITERATOR_STATUS_CANCELED:
-               status = BT_COMPONENT_STATUS_OK;
+               status = BT_SELF_COMPONENT_STATUS_OK;
                goto end;
        case BT_NOTIFICATION_ITERATOR_STATUS_AGAIN:
-               status = BT_COMPONENT_STATUS_AGAIN;
+               status = BT_SELF_COMPONENT_STATUS_AGAIN;
                goto end;
        case BT_NOTIFICATION_ITERATOR_STATUS_END:
-               status = BT_COMPONENT_STATUS_END;
+               status = BT_SELF_COMPONENT_STATUS_END;
                goto end;
        case BT_NOTIFICATION_ITERATOR_STATUS_OK:
                /* Move notifications to user (count already set) */
@@ -164,38 +166,38 @@ enum bt_component_status colander_consume(
                        sizeof(*notifs) * *colander_data->count_addr);
                break;
        default:
-               status = BT_COMPONENT_STATUS_ERROR;
+               status = BT_SELF_COMPONENT_STATUS_ERROR;
                goto end;
        }
 
 end:
-       /* Move notification to user's pointer, even if NULL. */
        return status;
 }
 
-struct bt_component_class *bt_component_class_sink_colander_get(void)
+struct bt_component_class_sink *bt_component_class_sink_colander_get(void)
 {
        if (colander_comp_cls) {
                goto end;
        }
 
-       colander_comp_cls = bt_component_class_sink_create("colander",
-               colander_consume);
+       colander_comp_cls = bt_private_component_class_sink_create(
+               "colander", colander_consume);
        if (!colander_comp_cls) {
                BT_LOGE_STR("Cannot create sink colander component class.");
                goto end;
        }
 
-       (void) bt_component_class_set_init_method(colander_comp_cls,
-               colander_init);
-       (void) bt_component_class_set_finalize_method(colander_comp_cls,
-               colander_finalize);
-       (void) bt_component_class_set_port_connected_method(colander_comp_cls,
-               colander_port_connected);
-       (void) bt_component_class_freeze(colander_comp_cls);
+       (void) bt_private_component_class_sink_set_init_method(
+               colander_comp_cls, colander_init);
+       (void) bt_private_component_class_sink_set_finalize_method(
+               colander_comp_cls, colander_finalize);
+       (void) bt_private_component_class_sink_set_input_port_connected_method(
+               colander_comp_cls, colander_input_port_connected);
 
 end:
-       return bt_object_get_ref(colander_comp_cls);
+       return bt_object_get_ref(
+               bt_private_component_class_sink_borrow_component_class_sink(
+                       colander_comp_cls));
 }
 
 __attribute__((destructor)) static
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