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/*
* gensio - A library for abstracting stream I/O
* Copyright (C) 2018 Corey Minyard <minyard@acm.org>
*
* SPDX-License-Identifier: LGPL-2.1-only
*/
%typemap(in) swig_cb * {
if ($input == Py_None)
$1 = NULL;
else
$1 = $input;
}
%exception {
$action
if (PyErr_Occurred())
SWIG_fail;
}
%typemap(in, numinputs=0) char **rbuffer (char *temp = NULL),
size_t *rbuffer_len (size_t temp = 0) {
$1 = &temp;
}
%typemap(argout) (char **rbuffer, size_t *rbuffer_len) {
PyObject *r;
if (*$1) {
r = PyBytes_FromStringAndSize(*$1, *$2);
free(*$1);
} else {
Py_INCREF(Py_None);
r = Py_None;
}
$result = add_python_result($result, r);
}
%typemap(in, numinputs=0) char **rstr (char *temp = NULL),
size_t *rstr_len (size_t temp = 0) {
$1 = &temp;
}
%typemap(argout) (char **rstr, size_t *rstr_len) {
PyObject *r;
if (*$1) {
r = OI_PI_FromStringAndSize(*$1, *$2);
free(*$1);
} else {
Py_INCREF(Py_None);
r = Py_None;
}
$result = add_python_result($result, r);
}
%typemap(in, numinputs=0) long *r_int (long temp = 0) {
$1 = &temp;
}
%typemap(argout) (long *r_int) {
PyObject *r = PyInt_FromLong(*$1);
$result = add_python_result($result, r);
}
%typemap(in, numinputs=0) struct gensio **io (struct gensio *temp = NULL) {
$1 = &temp;
}
%typemap(argout) (struct gensio **io) {
PyObject *r;
if (*$1) {
r = SWIG_NewPointerObj((void *) *$1, SWIGTYPE_p_gensio,
SWIG_POINTER_NEW);
} else {
Py_INCREF(Py_None);
r = Py_None;
}
/*
* This is kind of a hack, gensio must be the first return item.
* We can't use add_python_result because *io may be Py_None.
*/
Py_XDECREF($result);
$result = PyTuple_New(1);
PyTuple_SetItem($result, 0, r);
}
%typemap(in) (char *bytestr, my_ssize_t len) {
if ($input == Py_None) {
$1 = NULL;
$2 = 0;
} else if (OI_PI_BytesCheck($input)) {
OI_PI_AsBytesAndSize($input, &$1, &$2);
} else if (PyByteArray_Check($input)) {
$1 = PyByteArray_AsString($input);
$2 = PyByteArray_Size($input);
} else {
PyErr_SetString(PyExc_TypeError, "Must be a byte string or array");
SWIG_fail;
}
}
%typemap(in) const char ** {
unsigned int i;
unsigned int len;
char **temp = NULL;
if ($input == Py_None)
goto null_auxdata;
if (!PySequence_Check($input)) {
PyErr_SetString(PyExc_TypeError, "Expecting a sequence");
SWIG_fail;
}
len = PyObject_Length($input);
if (len == 0)
goto null_auxdata;
temp = malloc(sizeof(char *) * (len + 1));
if (!temp) {
PyErr_SetString(PyExc_ValueError, "Out of memory");
SWIG_fail;
}
memset(temp, 0, sizeof(char *) * (len + 1));
for (i = 0; i < len; i++) {
PyObject *o = PySequence_GetItem($input, i);
if (!OI_PI_StringCheck(o)) {
Py_XDECREF(o);
PyErr_SetString(PyExc_ValueError,
"Expecting a sequence of strings");
for (; i > 0; i--)
Py_XDECREF(temp[i - 1]);
free(temp);
SWIG_fail;
}
temp[i] = (char *) OI_PI_AsString(o);
Py_DECREF(o);
}
null_auxdata:
$1 = temp;
}
%typemap(freearg) const char ** {
if ($1) {
free($1);
}
};
%typemap(ret) const char * {
/* const char * means we don't have to free the string. */
}
%typemap(ret) char * {
if ($1) {
free($1);
}
}
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