static PyObject *PyUpb_FieldDef_getattro(PyObject *obj, PyObject *attr_name) {
upb_fielddef *f = Check_FieldDef(obj, NULL);
if (!upb_fielddef_ismutable(f)) {
PyErr_SetString(PyExc_TypeError, "fielddef is not mutable.");
return NULL;
}
const char *name = PyString_AsString(attr_name);
if (streql(name, "name")) {
const char *name = upb_fielddef_name(f);
return name == NULL ? Py_None : PyString_FromString(name);
} else if (streql(name, "number")) {
uint32_t num = upb_fielddef_number(f);
return num == 0 ? Py_None : PyInt_FromLong(num);
} else if (streql(name, "type")) {
uint8_t type = upb_fielddef_type(f);
return type == 0 ? Py_None : PyInt_FromLong(type);
} else if (streql(name, "label")) {
return PyInt_FromLong(upb_fielddef_label(f));
} else if (streql(name, "type_name")) {
const char *name = upb_fielddef_typename(f);
return name == NULL ? Py_None : PyString_FromString(name);
} else if (streql(name, "subdef")) {
// NYI;
return NULL;
} else if (streql(name, "msgdef")) {
// NYI;
return NULL;
} else {
return PyUpb_Error("Invalid fielddef member.");
}
}
static int PyUpb_FieldDef_setattro(PyObject *o, PyObject *key, PyObject *val) {
upb_fielddef *f = Check_FieldDef(o, -1);
const char *field = PyString_AsString(key);
if (!upb_fielddef_ismutable(f))
return PyUpb_ErrorInt("fielddef is not mutable.");
if (streql(field, "name")) {
const char *name = PyString_AsString(val);
if (!name || !upb_fielddef_setname(f, name))
return PyUpb_ErrorInt("Invalid name");
} else if (streql(field, "number")) {
// TODO: should check truncation. Non-security issue.
// Non-int will return -1, which is already invalid as a field number.
if (!upb_fielddef_setnumber(f, PyInt_AsLong(val)))
return PyUpb_ErrorInt("Invalid number");
} else if (streql(field, "type")) {
// TODO: should check truncation. Non-security issue.
if (!upb_fielddef_settype(f, PyInt_AsLong(val)))
return PyUpb_ErrorInt("Invalid type");
} else if (streql(field, "label")) {
// TODO: should check truncation. Non-security issue.
if (!upb_fielddef_setlabel(f, PyInt_AsLong(val)))
return PyUpb_ErrorInt("Invalid label");
} else if (streql(field, "type_name")) {
const char *name = PyString_AsString(val);
if (!name || !upb_fielddef_settypename(f, name))
return PyUpb_ErrorInt("Invalid type_name");
} else if (streql(field, "default_value")) {
// NYI
return -1;
} else {
return PyUpb_ErrorInt("Invalid fielddef member.");
}
return 0;
}
upb_def *upb_fielddef_subdef(const upb_fielddef *f) {
if (upb_hassubdef(f) && !upb_fielddef_ismutable(f))
return f->def;
else
return NULL;
}
