lib: graph: add "self" and some "private" APIs

[babeltrace.git] / lib / graph / component-source.c

diff --git a/lib/graph/component-source.c b/lib/graph/component-source.c
new file mode 100644 (file)
index 0000000..2d5039a
--- /dev/null
+++ b/lib/graph/component-source.c
@@ -0,0 +1,121 @@
+/*
+ * Copyright 2015 Jérémie Galarneau <jeremie.galarneau@efficios.com>
+ *
+ * Author: Jérémie Galarneau <jeremie.galarneau@efficios.com>
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+#define BT_LOG_TAG "COMP-SOURCE"
+#include <babeltrace/lib-logging-internal.h>
+
+#include <babeltrace/object.h>
+#include <babeltrace/compiler-internal.h>
+#include <babeltrace/graph/self-component-source.h>
+#include <babeltrace/graph/component-source.h>
+#include <babeltrace/graph/component-source-internal.h>
+#include <babeltrace/graph/component-internal.h>
+#include <babeltrace/graph/port-internal.h>
+#include <babeltrace/graph/notification-iterator.h>
+#include <babeltrace/graph/notification-iterator-internal.h>
+#include <babeltrace/graph/graph.h>
+#include <babeltrace/assert-internal.h>
+#include <babeltrace/assert-pre-internal.h>
+
+BT_HIDDEN
+void bt_component_source_destroy(struct bt_component *component)
+{
+}
+
+BT_HIDDEN
+struct bt_component *bt_component_source_create(
+               struct bt_component_class *class)
+{
+       struct bt_component_source *source = NULL;
+
+       source = g_new0(struct bt_component_source, 1);
+       if (!source) {
+               BT_LOGE_STR("Failed to allocate one source component.");
+               goto end;
+       }
+
+end:
+       return (void *) source;
+}
+
+uint64_t bt_component_source_get_output_port_count(
+               struct bt_component_source *comp)
+{
+       return bt_component_get_output_port_count((void *) comp);
+}
+
+struct bt_port_output *bt_component_source_borrow_output_port_by_name(
+               struct bt_component_source *comp, const char *name)
+{
+       return bt_component_borrow_output_port_by_name((void *) comp, name);
+}
+
+struct bt_self_component_port_output *
+bt_self_component_source_borrow_output_port_by_name(
+               struct bt_self_component_source *comp, const char *name)
+{
+       return (void *) bt_component_borrow_output_port_by_name(
+               (void *) comp, name);
+}
+
+struct bt_port_output *bt_component_source_borrow_output_port_by_index(
+               struct bt_component_source *comp, uint64_t index)
+{
+       return bt_component_borrow_output_port_by_index((void *) comp, index);
+}
+
+struct bt_self_component_port_output *
+bt_self_component_source_borrow_output_port_by_index(
+               struct bt_self_component_source *comp, uint64_t index)
+{
+       return (void *) bt_component_borrow_output_port_by_index(
+               (void *) comp, index);
+}
+
+enum bt_self_component_status bt_self_component_source_add_output_port(
+               struct bt_self_component_source *self_comp,
+               const char *name, void *user_data,
+               struct bt_self_component_port_output **self_port)
+{
+       struct bt_component *comp = (void *) self_comp;
+       int status = BT_SELF_COMPONENT_STATUS_OK;
+       struct bt_port *port = NULL;
+
+       /* bt_component_add_output_port() logs details and errors */
+       port = (void *) bt_component_add_output_port(comp, name, user_data);
+       if (!port) {
+               status = BT_SELF_COMPONENT_STATUS_NOMEM;
+               goto end;
+       }
+
+       if (self_port) {
+               /* Move reference to user */
+               *self_port = (void *) port;
+               port = NULL;
+       }
+
+end:
+       bt_object_put_ref(port);
+       return status;
+}