| /*! \defgroup gsm29205 3GPP TS 29.205 |
| * @{ |
| * \file gsm29205.h */ |
| /* |
| * (C) 2018 by sysmocom - s.f.m.c. GmbH |
| * All Rights Reserved |
| * |
| * This program is free software; you can redistribute it and/or modify |
| * it under the terms of the GNU General Public License as published by |
| * the Free Software Foundation; either version 2 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 General Public License for more details. |
| * |
| * You should have received a copy of the GNU General Public License along |
| * with this program; if not, write to the Free Software Foundation, Inc., |
| * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. |
| * |
| */ |
| |
| #pragma once |
| |
| #include <osmocom/core/msgb.h> |
| |
| #include <stdint.h> |
| |
| #define OSMO_GCR_MIN_LEN 13 |
| |
| /*! Parsed representation of Global Call Reference, 3GPP TS 29.205 Table B 2.1.9.1. */ |
| struct osmo_gcr_parsed { |
| uint8_t net[5]; /** Network ID, ITU-T Q.1902.3 */ |
| uint8_t net_len; /** length (3-5 octets) of gsm29205_gcr#net */ |
| uint16_t node; /** Node ID */ |
| uint8_t cr[5]; /** Call Reference ID */ |
| }; |
| |
| uint8_t osmo_enc_gcr(struct msgb *msg, const struct osmo_gcr_parsed *g); |
| int osmo_dec_gcr(struct osmo_gcr_parsed *gcr, const uint8_t *elem, uint8_t len); |