422 binascii_a2b_hex_impl(PyObject *module, Py_buffer *hexstr);
428     Py_buffer hexstr = {NULL, NULL};  in binascii_a2b_hex()  local
430     if (!PyArg_Parse(arg, "O&:a2b_hex", ascii_buffer_converter, &hexstr)) {  in binascii_a2b_hex()
433     return_value = binascii_a2b_hex_impl(module, &hexstr);  in binascii_a2b_hex()
437     if (hexstr.obj)  in binascii_a2b_hex()
438        PyBuffer_Release(&hexstr);  in binascii_a2b_hex()
455 binascii_unhexlify_impl(PyObject *module, Py_buffer *hexstr);
461     Py_buffer hexstr = {NULL, NULL};  in binascii_unhexlify()  local
463     if (!PyArg_Parse(arg, "O&:unhexlify", ascii_buffer_converter, &hexstr)) {  in binascii_unhexlify()
466     return_value = binascii_unhexlify_impl(module, &hexstr);  in binascii_unhexlify()
470     if (hexstr.obj)  in binascii_unhexlify()
471        PyBuffer_Release(&hexstr);  in binascii_unhexlify()