static QDict *qmp_dispatch_check_obj(const QObject *request, Error **errp) { const QDictEntry *ent; const char *arg_name; const QObject *arg_obj; bool has_exec_key = false; QDict *dict = NULL; if (qobject_type(request) != QTYPE_QDICT) { error_setg(errp, QERR_QMP_BAD_INPUT_OBJECT, "request is not a dictionary"); return NULL; } dict = qobject_to_qdict(request); for (ent = qdict_first(dict); ent; ent = qdict_next(dict, ent)) { arg_name = qdict_entry_key(ent); arg_obj = qdict_entry_value(ent); if (!strcmp(arg_name, "execute")) { if (qobject_type(arg_obj) != QTYPE_QSTRING) { error_setg(errp, QERR_QMP_BAD_INPUT_OBJECT_MEMBER, "execute", "string"); return NULL; } has_exec_key = true; } else if (strcmp(arg_name, "arguments")) { error_setg(errp, QERR_QMP_EXTRA_MEMBER, arg_name); return NULL; } } if (!has_exec_key) { error_setg(errp, QERR_QMP_BAD_INPUT_OBJECT, "execute"); return NULL; } return dict; }