python: use setuptools and put bindings into sigrok.core.lowlevel.

[libsigrok.git] / bindings / python / sigrok / core / lowlevel.i

diff --git a/bindings/python/sigrok/core/lowlevel.i b/bindings/python/sigrok/core/lowlevel.i
new file mode 100644 (file)
index 0000000..eaf02a0
--- /dev/null
+++ b/bindings/python/sigrok/core/lowlevel.i
@@ -0,0 +1,68 @@
+/*
+ * This file is part of the sigrok project.
+ *
+ * Copyright (C) 2013 Martin Ling <martin-sigrok@earth.li>
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+%module lowlevel
+
+%include "../../../swig/libsigrok.i"
+
+%{
+
+void sr_datafeed_python_callback(const struct sr_dev_inst *sdi,
+        const struct sr_datafeed_packet *packet, void *cb_data)
+{
+    PyObject *sdi_obj;
+    PyObject *packet_obj;
+    PyObject *arglist;
+    PyObject *result;
+    PyGILState_STATE gstate;
+    PyObject *python_callback;
+
+    python_callback = (PyObject *) cb_data;
+    gstate = PyGILState_Ensure();
+
+    sdi_obj = SWIG_NewPointerObj(SWIG_as_voidptr(sdi),
+            SWIGTYPE_p_sr_dev_inst, 0);
+
+    packet_obj = SWIG_NewPointerObj(SWIG_as_voidptr(packet),
+            SWIGTYPE_p_sr_datafeed_packet, 0);
+
+    arglist = Py_BuildValue("(OO)", sdi_obj, packet_obj);
+
+    result = PyEval_CallObject(python_callback, arglist);
+
+    Py_XDECREF(arglist);
+    Py_XDECREF(sdi_obj);
+    Py_XDECREF(packet_obj);
+    Py_XDECREF(result);
+
+    PyGILState_Release(gstate);
+}
+
+void sr_session_datafeed_python_callback_add(PyObject *cb)
+{
+    if (!PyCallable_Check(cb))
+        PyErr_SetString(PyExc_TypeError, "Object passed is not callable");
+    else
+        sr_session_datafeed_callback_add(
+            sr_datafeed_python_callback, cb);
+}
+
+%}
+
+void sr_session_datafeed_python_callback_add(PyObject *cb);