--- /dev/null
+/*
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2017 Philippe Proulx <pproulx@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.
+ */
+
+/* Types */
+struct bt_graph;
+
+/* Status */
+enum bt_graph_status {
+ BT_GRAPH_STATUS_COMPONENT_REFUSES_PORT_CONNECTION = 111,
+ BT_GRAPH_STATUS_CANCELED = 125,
+ BT_GRAPH_STATUS_AGAIN = 11,
+ BT_GRAPH_STATUS_END = 1,
+ BT_GRAPH_STATUS_OK = 0,
+ BT_GRAPH_STATUS_INVALID = -22,
+ BT_GRAPH_STATUS_NO_SINK = -6,
+ BT_GRAPH_STATUS_ERROR = -1,
+ BT_GRAPH_STATUS_NOMEM = -12,
+};
+
+/* Functions */
+struct bt_graph *bt_graph_create(void);
+enum bt_graph_status bt_graph_add_component(
+ struct bt_graph *graph,
+ struct bt_component_class *component_class,
+ const char *name, struct bt_value *params,
+ struct bt_component **BTOUTCOMP);
+enum bt_graph_status bt_graph_add_component_with_init_method_data(
+ struct bt_graph *graph,
+ struct bt_component_class *component_class,
+ const char *name, struct bt_value *params,
+ void *init_method_data,
+ struct bt_component **BTOUTCOMP);
+enum bt_graph_status bt_graph_connect_ports(struct bt_graph *graph,
+ struct bt_port *upstream, struct bt_port *downstream,
+ struct bt_connection **BTOUTCONN);
+enum bt_graph_status bt_graph_run(struct bt_graph *graph);
+enum bt_graph_status bt_graph_consume(struct bt_graph *graph);
+enum bt_graph_status bt_graph_cancel(struct bt_graph *graph);
+int bt_graph_is_canceled(struct bt_graph *graph);
+
+/* Helper functions for Python */
+%{
+static void port_added_listener(struct bt_port *port, void *py_callable)
+{
+ PyObject *py_port_ptr = NULL;
+ PyObject *py_res = NULL;
+
+ py_port_ptr = SWIG_NewPointerObj(SWIG_as_voidptr(port),
+ SWIGTYPE_p_bt_port, 0);
+ if (!py_port_ptr) {
+ BT_LOGF_STR("Failed to create a SWIG pointer object.");
+ abort();
+ }
+
+ py_res = PyObject_CallFunction(py_callable, "(O)", py_port_ptr);
+ assert(py_res == Py_None);
+ Py_DECREF(py_port_ptr);
+ Py_DECREF(py_res);
+}
+
+static void port_removed_listener(struct bt_component *component,
+ struct bt_port *port, void *py_callable)
+{
+ PyObject *py_port_ptr = NULL;
+ PyObject *py_res = NULL;
+
+ py_port_ptr = SWIG_NewPointerObj(SWIG_as_voidptr(port),
+ SWIGTYPE_p_bt_port, 0);
+ if (!py_port_ptr) {
+ BT_LOGF_STR("Failed to create a SWIG pointer object.");
+ abort();
+ }
+
+ py_res = PyObject_CallFunction(py_callable, "(O)", py_port_ptr);
+ assert(py_res == Py_None);
+ Py_DECREF(py_port_ptr);
+ Py_DECREF(py_res);
+}
+
+static void ports_connected_listener(struct bt_port *upstream_port,
+ struct bt_port *downstream_port, void *py_callable)
+{
+ PyObject *py_upstream_port_ptr = NULL;
+ PyObject *py_downstream_port_ptr = NULL;
+ PyObject *py_res = NULL;
+
+ py_upstream_port_ptr = SWIG_NewPointerObj(
+ SWIG_as_voidptr(upstream_port), SWIGTYPE_p_bt_port, 0);
+ if (!py_upstream_port_ptr) {
+ BT_LOGF_STR("Failed to create a SWIG pointer object.");
+ abort();
+ }
+
+ py_downstream_port_ptr = SWIG_NewPointerObj(
+ SWIG_as_voidptr(downstream_port), SWIGTYPE_p_bt_port, 0);
+ if (!py_downstream_port_ptr) {
+ BT_LOGF_STR("Failed to create a SWIG pointer object.");
+ abort();
+ }
+
+ py_res = PyObject_CallFunction(py_callable, "(OO)",
+ py_upstream_port_ptr, py_downstream_port_ptr);
+ assert(py_res == Py_None);
+ Py_DECREF(py_upstream_port_ptr);
+ Py_DECREF(py_downstream_port_ptr);
+ Py_DECREF(py_res);
+}
+
+static void ports_disconnected_listener(
+ struct bt_component *upstream_component,
+ struct bt_component *downstream_component,
+ struct bt_port *upstream_port, struct bt_port *downstream_port,
+ void *py_callable)
+{
+ PyObject *py_upstream_comp_ptr = NULL;
+ PyObject *py_downstream_comp_ptr = NULL;
+ PyObject *py_upstream_port_ptr = NULL;
+ PyObject *py_downstream_port_ptr = NULL;
+ PyObject *py_res = NULL;
+
+ py_upstream_comp_ptr = SWIG_NewPointerObj(
+ SWIG_as_voidptr(upstream_component),
+ SWIGTYPE_p_bt_component, 0);
+ if (!py_upstream_comp_ptr) {
+ BT_LOGF_STR("Failed to create a SWIG pointer object.");
+ abort();
+ }
+
+ py_downstream_comp_ptr = SWIG_NewPointerObj(
+ SWIG_as_voidptr(downstream_component),
+ SWIGTYPE_p_bt_component, 0);
+ if (!py_downstream_comp_ptr) {
+ BT_LOGF_STR("Failed to create a SWIG pointer object.");
+ abort();
+ }
+
+ py_upstream_port_ptr = SWIG_NewPointerObj(
+ SWIG_as_voidptr(upstream_port), SWIGTYPE_p_bt_port, 0);
+ if (!py_upstream_port_ptr) {
+ BT_LOGF_STR("Failed to create a SWIG pointer object.");
+ abort();
+ }
+
+ py_downstream_port_ptr = SWIG_NewPointerObj(
+ SWIG_as_voidptr(downstream_port), SWIGTYPE_p_bt_port, 0);
+ if (!py_downstream_port_ptr) {
+ BT_LOGF_STR("Failed to create a SWIG pointer object.");
+ abort();
+ }
+
+ py_res = PyObject_CallFunction(py_callable, "(OOOO)",
+ py_upstream_comp_ptr, py_downstream_comp_ptr,
+ py_upstream_port_ptr, py_downstream_port_ptr);
+ assert(py_res == Py_None);
+ Py_DECREF(py_upstream_comp_ptr);
+ Py_DECREF(py_downstream_comp_ptr);
+ Py_DECREF(py_upstream_port_ptr);
+ Py_DECREF(py_downstream_port_ptr);
+ Py_DECREF(py_res);
+}
+
+static void graph_listener_removed(void *py_callable)
+{
+ assert(py_callable);
+ Py_DECREF(py_callable);
+}
+
+static int bt_py3_graph_add_port_added_listener(struct bt_graph *graph,
+ PyObject *py_callable)
+{
+ int ret = 0;
+
+ assert(graph);
+ assert(py_callable);
+ ret = bt_graph_add_port_added_listener(graph, port_added_listener,
+ graph_listener_removed, py_callable);
+ if (ret >= 0) {
+ Py_INCREF(py_callable);
+ }
+
+ return ret;
+}
+
+static int bt_py3_graph_add_port_removed_listener(struct bt_graph *graph,
+ PyObject *py_callable)
+{
+ int ret = 0;
+
+ assert(graph);
+ assert(py_callable);
+ ret = bt_graph_add_port_removed_listener(graph, port_removed_listener,
+ graph_listener_removed, py_callable);
+ if (ret >= 0) {
+ Py_INCREF(py_callable);
+ }
+
+ return ret;
+}
+
+static int bt_py3_graph_add_ports_connected_listener(struct bt_graph *graph,
+ PyObject *py_callable)
+{
+ int ret = 0;
+
+ assert(graph);
+ assert(py_callable);
+ ret = bt_graph_add_ports_connected_listener(graph,
+ ports_connected_listener, graph_listener_removed, py_callable);
+ if (ret >= 0) {
+ Py_INCREF(py_callable);
+ }
+
+ return ret;
+}
+
+static int bt_py3_graph_add_ports_disconnected_listener(struct bt_graph *graph,
+ PyObject *py_callable)
+{
+ int ret = 0;
+
+ assert(graph);
+ assert(py_callable);
+ ret = bt_graph_add_ports_disconnected_listener(graph,
+ ports_disconnected_listener, graph_listener_removed,
+ py_callable);
+ if (ret >= 0) {
+ Py_INCREF(py_callable);
+ }
+
+ return ret;
+}
+%}
+
+int bt_py3_graph_add_port_added_listener(struct bt_graph *graph,
+ PyObject *py_callable);
+int bt_py3_graph_add_port_removed_listener(struct bt_graph *graph,
+ PyObject *py_callable);
+int bt_py3_graph_add_ports_connected_listener(struct bt_graph *graph,
+ PyObject *py_callable);
+int bt_py3_graph_add_ports_disconnected_listener(struct bt_graph *graph,
+ PyObject *py_callable);
projects / babeltrace.git / blobdiff