bindings/python/bt2: Make the bt2 Python bindings build

[babeltrace.git] / bindings / python / bt2 / bt2 / native_bt_trace.i

diff --git a/bindings/python/bt2/bt2/native_bt_trace.i b/bindings/python/bt2/bt2/native_bt_trace.i
new file mode 100644 (file)
index 0000000..2d8f538
--- /dev/null
+++ b/bindings/python/bt2/bt2/native_bt_trace.i
@@ -0,0 +1,122 @@
+/*
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2016 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.
+ */
+
+/* From trace-const.h */
+
+typedef enum bt_trace_status {
+       BT_TRACE_STATUS_OK = 0,
+       BT_TRACE_STATUS_NOMEM = -12,
+} bt_trace_status;
+
+typedef void (* bt_trace_destruction_listener_func)(
+               const bt_trace *trace, void *data);
+
+extern const bt_trace_class *bt_trace_borrow_class_const(
+               const bt_trace *trace);
+
+extern const char *bt_trace_get_name(const bt_trace *trace);
+
+extern uint64_t bt_trace_get_stream_count(const bt_trace *trace);
+
+extern const bt_stream *bt_trace_borrow_stream_by_index_const(
+               const bt_trace *trace, uint64_t index);
+
+extern const bt_stream *bt_trace_borrow_stream_by_id_const(
+               const bt_trace *trace, uint64_t id);
+
+extern bt_trace_status bt_trace_add_destruction_listener(
+               const bt_trace *trace,
+               bt_trace_destruction_listener_func listener,
+               void *data, uint64_t *listener_id);
+
+extern bt_trace_status bt_trace_remove_destruction_listener(
+               const bt_trace *trace, uint64_t listener_id);
+
+extern void bt_trace_get_ref(const bt_trace *trace);
+
+extern void bt_trace_put_ref(const bt_trace *trace);
+
+/* From trace.h */
+
+extern bt_trace_class *bt_trace_borrow_class(bt_trace *trace);
+
+extern bt_trace *bt_trace_create(bt_trace_class *trace_class);
+
+extern bt_trace_status bt_trace_set_name(bt_trace *trace,
+               const char *name);
+
+extern bt_stream *bt_trace_borrow_stream_by_index(bt_trace *trace,
+               uint64_t index);
+
+extern bt_stream *bt_trace_borrow_stream_by_id(bt_trace *trace,
+               uint64_t id);
+
+%{
+static void
+trace_destroyed_listener(const bt_trace *trace, void *py_callable)
+{
+       PyObject *py_trace_ptr = NULL;
+       PyObject *py_res = NULL;
+
+       py_trace_ptr = SWIG_NewPointerObj(SWIG_as_voidptr(trace),
+               SWIGTYPE_p_bt_trace, 0);
+       if (!py_trace_ptr) {
+               BT_LOGF_STR("Failed to create a SWIG pointer object.");
+               abort();
+       }
+
+       py_res = PyObject_CallFunction(py_callable, "(O)", py_trace_ptr);
+       if (py_res != NULL) {
+               BT_ASSERT(py_res == Py_None);
+       } else {
+               bt2_py_loge_exception();
+       }
+
+       Py_DECREF(py_trace_ptr);
+       Py_XDECREF(py_res);
+}
+
+uint64_t bt_py3_trace_add_destruction_listener(bt_trace *trace, PyObject *py_callable)
+{
+       uint64_t id = UINT64_C(-1);
+       bt_trace_status status;
+
+       BT_ASSERT(trace);
+       BT_ASSERT(py_callable);
+
+       status = bt_trace_add_destruction_listener(
+               trace, trace_destroyed_listener, py_callable, &id);
+       if (status != BT_TRACE_STATUS_OK) {
+               BT_LOGF_STR("Failed to add trace destruction listener.");
+               abort();
+       }
+
+       Py_INCREF(py_callable);
+
+       return id;
+}
+%}
+
+uint64_t bt_py3_trace_add_destruction_listener(bt_trace *trace,
+       PyObject *py_callable);