| /* Helpers for SMS/GSM 04.11 */ |
| /* |
| * (C) 2014 by Holger Hans Peter Freyther |
| * |
| * All Rights Reserved |
| * |
| * This program is free software; you can redistribute it and/or modify |
| * it under the terms of the GNU Affero General Public License as published by |
| * the Free Software Foundation; either version 3 of the License, or |
| * (at your option) any later version. |
| * |
| * This program is distributed in the hope that it will be useful, |
| * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| * GNU Affero General Public License for more details. |
| * |
| * You should have received a copy of the GNU Affero General Public License |
| * along with this program. If not, see <http://www.gnu.org/licenses/>. |
| * |
| */ |
| |
| #include <openbsc/gsm_data.h> |
| #include <openbsc/gsm_04_11.h> |
| |
| uint8_t sms_next_rp_msg_ref(struct gsm_subscriber_connection *conn) |
| { |
| const uint8_t rp_msg_ref = conn->next_rp_ref; |
| /* |
| * This should wrap as the valid range is 0 to 255. We only |
| * transfer one SMS at a time so we don't need to check if |
| * the id has been already assigned. |
| */ |
| conn->next_rp_ref += 1; |
| |
| return rp_msg_ref; |
| } |
| |