mirror of https://gerrit.osmocom.org/libosmocore
43 lines
1.5 KiB
C
43 lines
1.5 KiB
C
/*! \defgroup gsm29205 3GPP TS 29.205
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* @{
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* \file gsm29205.h */
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/*
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* (C) 2018 by sysmocom - s.f.m.c. GmbH
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* All Rights Reserved
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License along
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* with this program; if not, write to the Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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*/
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#pragma once
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#include <osmocom/core/msgb.h>
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#include <stdint.h>
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#define OSMO_GCR_MIN_LEN 13
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/*! Parsed representation of Global Call Reference, 3GPP TS 29.205 Table B 2.1.9.1. */
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struct osmo_gcr_parsed {
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uint8_t net[5]; /** Network ID, ITU-T Q.1902.3 */
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uint8_t net_len; /** length (3-5 octets) of gsm29205_gcr#net */
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uint16_t node; /** Node ID */
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uint8_t cr[5]; /** Call Reference ID */
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};
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uint8_t osmo_enc_gcr(struct msgb *msg, const struct osmo_gcr_parsed *g);
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int osmo_dec_gcr(struct osmo_gcr_parsed *gcr, const uint8_t *elem, uint8_t len);
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bool osmo_gcr_eq(const struct osmo_gcr_parsed *gcr1, const struct osmo_gcr_parsed *gcr2);
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