bool upb_msgdef_setextrange(upb_msgdef *m, uint32_t start, uint32_t end) {
assert(upb_def_ismutable(UPB_UPCAST(m)));
if (start == 0 && end == 0) {
// Clearing the extension range -- ok to fall through.
} else if (start >= end || start < 1 || end > UPB_MAX_FIELDNUMBER) {
return false;
}
m->extstart = start;
m->extend = start;
return true;
}
static int PyUpb_MessageDef_setattro(
PyObject *o, PyObject *key, PyObject *val) {
upb_msgdef *m = Check_MessageDef(o, -1);
if (!upb_def_ismutable(UPB_UPCAST(m))) {
PyErr_SetString(PyExc_TypeError, "MessageDef is not mutable.");
return -1;
}
const char *name = PyString_AsString(key);
if (streql(name, "fqname")) {
const char *fqname = PyString_AsString(val);
if (!fqname || !upb_def_setfqname(UPB_UPCAST(m), fqname))
return PyUpb_ErrorInt("Invalid fqname");
} else {
return PyUpb_ErrorInt("Invalid MessageDef member.");
}
return 0;
}
void upb_msgdef_sethasbit_bytes(upb_msgdef *m, uint16_t bytes) {
assert(upb_def_ismutable(UPB_UPCAST(m)));
m->hasbit_bytes = bytes;
}
void upb_msgdef_setsize(upb_msgdef *m, uint16_t size) {
assert(upb_def_ismutable(UPB_UPCAST(m)));
m->size = size;
}
bool upb_def_setfqname(upb_def *def, const char *fqname) {
assert(upb_def_ismutable(def));
free(def->fqname);
def->fqname = strdup(fqname);
return true; // TODO: check for acceptable characters.
}
bool upb_fielddef_ismutable(const upb_fielddef *f) {
return !f->msgdef || upb_def_ismutable(UPB_UPCAST(f->msgdef));
}
void upb_enumdef_setdefault(upb_enumdef *e, int32_t val) {
assert(upb_def_ismutable(UPB_UPCAST(e)));
e->defaultval = val;
}