audioop: adpcm2lin() and lin2adpcm() now raises a TypeError instead of a
SystemError if the state type is invalid.
diff --git a/Lib/test/test_audioop.py b/Lib/test/test_audioop.py
index d507545..879adea 100644
--- a/Lib/test/test_audioop.py
+++ b/Lib/test/test_audioop.py
@@ -269,6 +269,11 @@
self.assertEqual(audioop.lin2adpcm(b'\0' * w * 10, w, None),
(b'\0' * 5, (0, 0)))
+ def test_invalid_adpcm_state(self):
+ # state must be a tuple or None, not an integer
+ self.assertRaises(TypeError, audioop.adpcm2lin, b'\0', 1, 555)
+ self.assertRaises(TypeError, audioop.lin2adpcm, b'\0', 1, 555)
+
def test_lin2alaw(self):
self.assertEqual(audioop.lin2alaw(datas[1], 1),
b'\xd5\x87\xa4\x24\xaa\x2a\x5a')
diff --git a/Modules/audioop.c b/Modules/audioop.c
index ae3ff06..bae4f26 100644
--- a/Modules/audioop.c
+++ b/Modules/audioop.c
@@ -1525,6 +1525,9 @@
/* First time, it seems. Set defaults */
valpred = 0;
index = 0;
+ } else if (!PyTuple_Check(state)) {
+ PyErr_SetString(PyExc_TypeError, "state must be a tuple or None");
+ goto exit;
} else if (!PyArg_ParseTuple(state, "ii", &valpred, &index))
goto exit;
@@ -1631,6 +1634,9 @@
/* First time, it seems. Set defaults */
valpred = 0;
index = 0;
+ } else if (!PyTuple_Check(state)) {
+ PyErr_SetString(PyExc_TypeError, "state must be a tuple or None");
+ goto exit;
} else if (!PyArg_ParseTuple(state, "ii", &valpred, &index))
goto exit;