1 files changed, 59 insertions, 0 deletions
diff --git a/src/gpio.cpp b/src/gpio.cpp
new file mode 100644
index 0000000..478bcc7
--- /dev/null
+++ b/src/gpio.cpp
@@ -0,0 +1,59 @@
+#define PY_SSIZE_T_CLEAN
+#include <Python.h>
+
+#include <hwd.h>
+
+
+static PyObject * gpio_set_mode(PyObject * self, PyObject * args)
+{
+	unsigned port;
+	short mode;
+	if (!PyArg_ParseTuple(args, "Ih", &port, &mode))
+		return NULL;
+	hwd::gpio::set_mode(port, mode);
+	Py_RETURN_NONE;
+}
+
+
+static PyObject * gpio_write(PyObject * self, PyObject * args)
+{
+	unsigned port;
+	short value;
+	if (!PyArg_ParseTuple(args, "Ih", &port, &value))
+		return NULL;
+	hwd::gpio::write(port, value);
+	Py_RETURN_NONE;
+}
+
+
+static PyObject * gpio_read(PyObject * self, PyObject * args)
+{
+	unsigned port;
+	if (!PyArg_ParseTuple(args, "I", &port))
+		return NULL;
+	const short value = hwd::gpio::read(port);
+	return PyLong_FromLong(value);
+}
+
+
+static PyMethodDef gpio_methods[] = {
+	{"set_mode", gpio_set_mode, METH_VARARGS, "set_mode(port, mode)\n--\n\nSets *mode* of a *port*."},
+	{"write", gpio_write, METH_VARARGS, "write(port, value)\n--\n\nWrites *value* to a *port*."},
+	{"read", gpio_read, METH_VARARGS, "read(port)\n--\n\nReads a value from a *port*."},
+	{NULL, NULL, 0, NULL}
+};
+
+
+static struct PyModuleDef gpio_module = {
+	PyModuleDef_HEAD_INIT,
+	"gpio",
+	NULL,
+	-1,
+	gpio_methods
+};
+
+
+PyMODINIT_FUNC PyInit_gpio(void)
+{
+	return PyModule_Create(&gpio_module);
+}