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/*! \defgroup gsm0808 GSM 08.08 / 3GPP TS 48.008 A Interface
* @{
* \file gsm0808.h */
/*
* (C) 2009,2010 by Holger Hans Peter Freyther <zecke@selfish.org>
* (C) 2009,2010 by On-Waves
* 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 "tlv.h"
#include <osmocom/gsm/protocol/gsm_08_08.h>
#include <osmocom/gsm/gsm0808_utils.h>
#include <osmocom/gsm/gsm23003.h>
struct sockaddr_storage;
struct msgb;
struct gsm0808_cell_id_list2;
struct msgb *gsm0808_create_layer3(struct msgb *msg_l3, uint16_t nc,
uint16_t cc, int lac, uint16_t _ci)
OSMO_DEPRECATED("Use gsm0808_create_layer3_2() instead, to not lose leading zeros in the MNC");
struct msgb *gsm0808_create_layer3_aoip(const struct msgb *msg_l3, uint16_t nc,
uint16_t cc, int lac, uint16_t _ci,
const struct gsm0808_speech_codec_list *scl)
OSMO_DEPRECATED("Use gsm0808_create_layer3_2() instead, to not lose leading zeros in the MNC");
struct msgb *gsm0808_create_layer3_2(const struct msgb *msg_l3, const struct osmo_cell_global_id *cell,
const struct gsm0808_speech_codec_list *scl);
struct msgb *gsm0808_create_reset(void);
struct msgb *gsm0808_create_reset_ack(void);
struct msgb *gsm0808_create_clear_command(uint8_t reason);
struct msgb *gsm0808_create_clear_complete(void);
struct msgb *gsm0808_create_cipher(const struct gsm0808_encrypt_info *ei,
const uint8_t *cipher_response_mode);
struct msgb *gsm0808_create_cipher_complete(struct msgb *layer3, uint8_t alg_id);
struct msgb *gsm0808_create_cipher_reject(uint8_t cause);
struct msgb *gsm0808_create_classmark_update(const uint8_t *cm2, uint8_t cm2_len,
const uint8_t *cm3, uint8_t cm3_len);
struct msgb *gsm0808_create_sapi_reject(uint8_t link_id);
struct msgb *gsm0808_create_ass(const struct gsm0808_channel_type *ct,
const uint16_t *cic,
const struct sockaddr_storage *ss,
const struct gsm0808_speech_codec_list *scl,
const uint32_t *ci);
struct msgb *gsm0808_create_ass_compl(uint8_t rr_cause, uint8_t chosen_channel,
uint8_t encr_alg_id, uint8_t speech_mode,
const struct sockaddr_storage *ss,
const struct gsm0808_speech_codec *sc,
const struct gsm0808_speech_codec_list
*scl);
struct msgb *gsm0808_create_assignment_completed(uint8_t rr_cause,
uint8_t chosen_channel,
uint8_t encr_alg_id,
uint8_t speech_mode);
struct msgb *gsm0808_create_ass_fail(uint8_t cause, const uint8_t *rr_cause,
const struct gsm0808_speech_codec_list
*scl);
struct msgb *gsm0808_create_assignment_failure(uint8_t cause, uint8_t *rr_cause);
struct msgb *gsm0808_create_clear_rqst(uint8_t cause);
struct msgb *gsm0808_create_paging2(const char *imsi, const uint32_t *tmsi,
const struct gsm0808_cell_id_list2 *cil,
const uint8_t *chan_needed);
struct msgb *gsm0808_create_paging(const char *imsi, const uint32_t *tmsi,
const struct gsm0808_cell_id_list *cil,
const uint8_t *chan_needed)
OSMO_DEPRECATED("use gsm0808_create_paging2 instead");
struct msgb *gsm0808_create_lcls_conn_ctrl(enum gsm0808_lcls_config *config,
enum gsm0808_lcls_control *control);
struct msgb *gsm0808_create_lcls_conn_ctrl_ack(enum gsm0808_lcls_status status);
struct msgb *gsm0808_create_lcls_notification(enum gsm0808_lcls_status status, bool break_req);
/*! 3GPP TS 48.008 §3.2.2.5.8 Old BSS to New BSS information */
struct gsm0808_old_bss_to_new_bss_info {
bool extra_information_present;
struct {
bool prec;
bool lcs;
bool ue_prob;
} extra_information;
bool current_channel_type_2_present;
struct {
uint8_t mode;
uint8_t field;
} current_channel_type_2;
/* more items are defined in the spec and may be added later */
};
/*! 3GPP TS 48.008 §3.2.1.9 HANDOVER REQUIRED */
struct gsm0808_handover_required {
uint16_t cause;
struct gsm0808_cell_id_list2 cil;
bool current_channel_type_1_present;
uint8_t current_channel_type_1;
bool speech_version_used_present;
uint8_t speech_version_used;
bool old_bss_to_new_bss_info_present;
struct gsm0808_old_bss_to_new_bss_info old_bss_to_new_bss_info;
/* more items are defined in the spec and may be added later */
};
struct msgb *gsm0808_create_handover_required(const struct gsm0808_handover_required *params);
struct msgb *gsm0808_create_handover_request_ack(const uint8_t *l3_info, uint8_t l3_info_len,
uint8_t chosen_channel, uint8_t chosen_encr_alg,
uint8_t chosen_speech_version);
struct msgb *gsm0808_create_dtap(struct msgb *msg, uint8_t link_id);
void gsm0808_prepend_dtap_header(struct msgb *msg, uint8_t link_id);
const struct tlv_definition *gsm0808_att_tlvdef(void);
const char *gsm0808_bssmap_name(uint8_t msg_type);
const char *gsm0808_bssap_name(uint8_t msg_type);
const char *gsm0808_cause_name(uint8_t cause);
/*! @} */
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