Visibility: split graph API into public and private interfaces
[babeltrace.git] / lib / component / filter.c
index da59cc21d82081f81ad69c82d7aed02445f36bb7..2b1eb51f9d0a7c6cecc5a32c54ac154aedff26d0 100644 (file)
 #include <babeltrace/component/notification/iterator-internal.h>
 
 BT_HIDDEN
-struct bt_notification_iterator *bt_component_filter_create_notification_iterator(
-               struct bt_component *component)
-{
-       return bt_component_create_iterator(component, NULL);
-}
-
-BT_HIDDEN
-struct bt_notification_iterator *bt_component_filter_create_notification_iterator_with_init_method_data(
-               struct bt_component *component, void *init_method_data)
-{
-       return bt_component_create_iterator(component, init_method_data);
-}
-
-static
 void bt_component_filter_destroy(struct bt_component *component)
 {
-       struct bt_component_filter *filter = container_of(component,
-                       struct bt_component_filter, parent);
-
-       if (filter->input_ports) {
-               g_ptr_array_free(filter->input_ports, TRUE);
-       }
-
-       if (filter->output_ports) {
-               g_ptr_array_free(filter->output_ports, TRUE);
-       }
 }
 
 BT_HIDDEN
 struct bt_component *bt_component_filter_create(
                struct bt_component_class *class, struct bt_value *params)
 {
-       int ret;
        struct bt_component_filter *filter = NULL;
-       enum bt_component_status status;
 
        filter = g_new0(struct bt_component_filter, 1);
        if (!filter) {
                goto end;
        }
 
-       filter->parent.class = bt_get(class);
-       status = bt_component_init(&filter->parent, bt_component_filter_destroy);
-       if (status != BT_COMPONENT_STATUS_OK) {
-               goto error;
-       }
-
-       ret = bt_component_init_input_ports(&filter->parent,
-                       &filter->input_ports);
-       if (ret) {
-               goto error;
-       }
-
-       ret = bt_component_init_output_ports(&filter->parent,
-                       &filter->output_ports);
-       if (ret) {
-               goto error;
-       }
-
 end:
        return filter ? &filter->parent : NULL;
-error:
-       BT_PUT(filter);
-       goto end;
 }
 
 BT_HIDDEN
@@ -127,57 +80,48 @@ end:
        return ret;
 }
 
-int bt_component_filter_get_input_port_count(struct bt_component *component)
+enum bt_component_status bt_component_filter_get_input_port_count(
+               struct bt_component *component, uint64_t *count)
 {
-       int ret;
-       struct bt_component_filter *filter;
-
-       if (!component) {
-               ret = -1;
-               goto end;
-       }
+       enum bt_component_status status = BT_COMPONENT_STATUS_OK;
 
-       if (component->class->type != BT_COMPONENT_CLASS_TYPE_FILTER) {
-               ret = -1;
+       if (!component || !count ||
+                       component->class->type != BT_COMPONENT_CLASS_TYPE_FILTER) {
+               status = BT_COMPONENT_STATUS_INVALID;
                goto end;
        }
 
-       filter = container_of(component, struct bt_component_filter, parent);
-       ret = filter->input_ports->len;
+       *count = bt_component_get_input_port_count(component);
 end:
-       return ret;
+       return status;
 }
 
 struct bt_port *bt_component_filter_get_input_port(
                struct bt_component *component, const char *name)
 {
-       struct bt_component_filter *filter;
-       struct bt_port *ret_port = NULL;
+       struct bt_port *port = NULL;
 
        if (!component || !name ||
                        component->class->type != BT_COMPONENT_CLASS_TYPE_FILTER) {
                goto end;
        }
 
-       filter = container_of(component, struct bt_component_filter, parent);
-       ret_port = bt_component_get_port(filter->input_ports, name);
+       port = bt_component_get_input_port(component, name);
 end:
-       return ret_port;
+       return port;
 }
 
 struct bt_port *bt_component_filter_get_input_port_at_index(
                struct bt_component *component, int index)
 {
        struct bt_port *port = NULL;
-       struct bt_component_filter *filter;
 
        if (!component ||
                        component->class->type != BT_COMPONENT_CLASS_TYPE_FILTER) {
                goto end;
        }
 
-       filter = container_of(component, struct bt_component_filter, parent);
-       port = bt_component_get_port_at_index(filter->input_ports, index);
+       port = bt_component_get_input_port_at_index(component, index);
 end:
        return port;
 }
@@ -189,95 +133,48 @@ struct bt_port *bt_component_filter_get_default_input_port(
                        DEFAULT_INPUT_PORT_NAME);
 }
 
-struct bt_port *bt_component_filter_add_input_port(
-               struct bt_component *component, const char *name)
-{
-       struct bt_port *port;
-       struct bt_component_filter *filter;
-
-       if (!component ||
-                       component->class->type != BT_COMPONENT_CLASS_TYPE_FILTER) {
-               port = NULL;
-               goto end;
-       }
-
-       filter = container_of(component, struct bt_component_filter, parent);
-       port = bt_component_add_port(component, filter->input_ports,
-                       BT_PORT_TYPE_INPUT, name);
-end:
-       return port;
-}
-
-enum bt_component_status bt_component_filter_remove_input_port(
-               struct bt_component *component, const char *name)
+enum bt_component_status bt_component_filter_get_output_port_count(
+               struct bt_component *component, uint64_t *count)
 {
-       enum bt_component_status status;
-       struct bt_component_filter *filter;
+       enum bt_component_status status = BT_COMPONENT_STATUS_OK;
 
-       if (!component ||
+       if (!component || !count ||
                        component->class->type != BT_COMPONENT_CLASS_TYPE_FILTER) {
-               status = BT_COMPONENT_STATUS_INVALID;
+               status = BT_COMPONENT_STATUS_INVALID;
                goto end;
        }
 
-       filter = container_of(component, struct bt_component_filter, parent);
-       status = bt_component_remove_port(component, filter->input_ports,
-                       name);
+       *count = bt_component_get_output_port_count(component);
 end:
        return status;
 }
 
-int bt_component_filter_get_output_port_count(struct bt_component *component)
-{
-       int ret;
-       struct bt_component_filter *filter;
-
-       if (!component) {
-               ret = -1;
-               goto end;
-       }
-
-       if (component->class->type != BT_COMPONENT_CLASS_TYPE_FILTER) {
-               ret = -1;
-               goto end;
-       }
-
-       filter = container_of(component, struct bt_component_filter, parent);
-       ret = filter->output_ports->len;
-end:
-       return ret;
-}
-
 struct bt_port *bt_component_filter_get_output_port(
                struct bt_component *component, const char *name)
 {
-       struct bt_component_filter *filter;
-       struct bt_port *ret_port = NULL;
+       struct bt_port *port = NULL;
 
        if (!component || !name ||
                        component->class->type != BT_COMPONENT_CLASS_TYPE_FILTER) {
                goto end;
        }
 
-       filter = container_of(component, struct bt_component_filter, parent);
-       ret_port = bt_component_get_port(filter->output_ports, name);
+       port = bt_component_get_output_port(component, name);
 end:
-       return ret_port;
+       return port;
 }
 
 struct bt_port *bt_component_filter_get_output_port_at_index(
                struct bt_component *component, int index)
 {
        struct bt_port *port = NULL;
-       struct bt_component_filter *filter;
 
        if (!component ||
                        component->class->type != BT_COMPONENT_CLASS_TYPE_FILTER) {
                goto end;
        }
 
-       filter = container_of(component, struct bt_component_filter, parent);
-       port = bt_component_get_port_at_index(filter->output_ports, index);
+       port = bt_component_get_output_port_at_index(component, index);
 end:
        return port;
 }
@@ -289,40 +186,74 @@ struct bt_port *bt_component_filter_get_default_output_port(
                        DEFAULT_OUTPUT_PORT_NAME);
 }
 
-struct bt_port *bt_component_filter_add_output_port(
-               struct bt_component *component, const char *name)
+struct bt_private_port *
+bt_private_component_filter_get_input_private_port_at_index(
+               struct bt_private_component *private_component, int index)
+{
+       return bt_private_port_from_port(
+               bt_component_filter_get_input_port_at_index(
+                       bt_component_from_private(private_component), index));
+}
+
+struct bt_private_port *
+bt_private_component_filter_get_default_private_input_port(
+               struct bt_private_component *private_component)
 {
-       struct bt_port *port;
-       struct bt_component_filter *filter;
+       return bt_private_port_from_port(
+               bt_component_filter_get_default_input_port(
+                       bt_component_from_private(private_component)));
+}
+
+struct bt_private_port *bt_private_component_filter_add_input_private_port(
+               struct bt_private_component *private_component,
+               const char *name)
+{
+       struct bt_port *port = NULL;
+       struct bt_component *component =
+               bt_component_from_private(private_component);
 
        if (!component ||
                        component->class->type != BT_COMPONENT_CLASS_TYPE_FILTER) {
-               port = NULL;
                goto end;
        }
 
-       filter = container_of(component, struct bt_component_filter, parent);
-       port = bt_component_add_port(component, filter->output_ports,
-                       BT_PORT_TYPE_OUTPUT, name);
+       port = bt_component_add_input_port(component, name);
 end:
-       return port;
+       return bt_private_port_from_port(port);
 }
 
-enum bt_component_status bt_component_filter_remove_output_port(
-               struct bt_component *component, const char *name)
+struct bt_private_port *
+bt_private_component_filter_get_output_private_port_at_index(
+               struct bt_private_component *private_component, int index)
 {
-       enum bt_component_status status;
-       struct bt_component_filter *filter;
+       return bt_private_port_from_port(
+               bt_component_filter_get_output_port_at_index(
+                       bt_component_from_private(private_component), index));
+}
+
+struct bt_private_port *
+bt_private_component_filter_get_default_private_output_port(
+               struct bt_private_component *private_component)
+{
+       return bt_private_port_from_port(
+               bt_component_filter_get_default_output_port(
+                       bt_component_from_private(private_component)));
+}
+
+struct bt_private_port *bt_private_component_filter_add_output_private_port(
+               struct bt_private_component *private_component,
+               const char *name)
+{
+       struct bt_port *port = NULL;
+       struct bt_component *component =
+               bt_component_from_private(private_component);
 
        if (!component ||
                        component->class->type != BT_COMPONENT_CLASS_TYPE_FILTER) {
-               status = BT_COMPONENT_STATUS_INVALID;
                goto end;
        }
 
-       filter = container_of(component, struct bt_component_filter, parent);
-       status = bt_component_remove_port(component, filter->output_ports,
-                       name);
+       port = bt_component_add_output_port(component, name);
 end:
-       return status;
+       return bt_private_port_from_port(port);
 }
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