You cannot select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.

447 lines
16 KiB
C++

This file contains ambiguous Unicode characters!

This file contains ambiguous Unicode characters that may be confused with others in your current locale. If your use case is intentional and legitimate, you can safely ignore this warning. Use the Escape button to highlight these characters.

/* \section COPYRIGHT
*
* Copyright 2013-2017 Software Radio Systems Limited
*
* \section LICENSE
*
* This file is part of srsLTE.
*
* srsUE 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.
*
* srsUE 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.
*
* A copy of the GNU Affero General Public License can be found in
* the LICENSE file in the top-level directory of this distribution
* and at http://www.gnu.org/licenses/.
*
*/
#ifndef SRSLTE_GTPC_MSG_H
#define SRSLTE_GTPC_MSG_H
#include "srslte/asn1/gtpc_ies.h"
namespace srslte{
/****************************************************************
*
* GTP-C Message Types
* Ref: TS 29.274 v10.14.0 Table 6.1-1
*
****************************************************************/
const uint8_t GTPC_MSG_TYPE_RESERVED = 0;
const uint8_t GTPC_MSG_TYPE_ECHO_REQUEST = 1;
const uint8_t GTPC_MSG_TYPE_ECHO_RESPONSE = 2;
const uint8_t GTPC_MSG_TYPE_VERSION_SUPPORT = 3;
//4-24 Reserved for S101
//25-31 Reserved for Sv interface
//SGSN/MME/ePDG to PGW (S4/S11, S5/S8, S2b)
const uint8_t GTPC_MSG_TYPE_CREATE_SESSION_REQUEST = 32;
const uint8_t GTPC_MSG_TYPE_CREATE_SESSION_RESPONSE = 33;
const uint8_t GTPC_MSG_TYPE_DELETE_SESSION_REQUEST = 36;
const uint8_t GTPC_MSG_TYPE_DELETE_SESSION_RESPONSE = 37;
//SGSN/MME to PGW (S4/S11, S5/S8)
const uint8_t GTPC_MSG_TYPE_MODIFY_BEARER_REQUEST = 34;
const uint8_t GTPC_MSG_TYPE_MODIFY_BEARER_RESPONSE = 35;
const uint8_t GTPC_MSG_TYPE_CHANGE_NOTIFICATION_REQUEST = 38;
const uint8_t GTPC_MSG_TYPE_CHANGE_NOTIFICATION_RESPONSE = 39;
//40 - 63 for future use
const uint8_t GTPC_MSG_TYPE_RESUME_NOTIFICATION = 164;
const uint8_t GTPC_MSG_TYPE_RESUME_ACKNOWLEDGE = 165;
//Messages without explicit response
const uint8_t GTPC_MSG_TYPE_MODIFY_BEARER_COMMAND = 64; //(MME/SGSN/ePDG to PGW S11/S4, S5/S8, S2b)
const uint8_t GTPC_MSG_TYPE_MODIFY_BEARER_FAILURE_INDICATION = 65; //(PGW to MME/SGSN/ePDG S5/S8, S11/S4, S2b)
const uint8_t GTPC_MSG_TYPE_DELETE_BEARER_COMMAND = 66; //(MME/SGSN to PGW S11/S4, S5/S8)
const uint8_t GTPC_MSG_TYPE_DELETE_BEARER_FAILURE_INDICATION = 67; //(PGW to MME/SGSN S5/S8, S11/S4))
const uint8_t GTPC_MSG_TYPE_BEARER_RESOURCE_COMMAND = 68; //(MME/SGSN to PGW S11/S4, S5/S8)
const uint8_t GTPC_MSG_TYPE_BEARER_RESOURCE_FAILURE_INDICATION = 69; //(PGW to MME/SGSN S5/S8, S11/S4)
const uint8_t GTPC_MSG_TYPE_DOWNLINK_DATA_NOTIFICATION_FAILURE_INDICATION = 70; //(SGSN/MME to SGW S4/S11)
const uint8_t GTPC_MSG_TYPE_TRACE_SESSION_ACTIVATION = 71; //(MME/SGSN/ePDG to PGW S11/S4, S5/S8, S2b)
const uint8_t GTPC_MSG_TYPE_TRACE_SESSION_DEACTIVATION = 72; //(MME/SGSN/ePDG to PGW S11/S4, S5/S8, S2b)
const uint8_t GTPC_MSG_TYPE_STOP_PAGING_INDICATION = 73; //(SGW to MME/SGSN S11/S4)
//74-94 For future use
//P-GW to SGSN/MME/ePDG
const uint8_t GTPC_MSG_TYPE_CREATE_BEARER_REQUEST = 95;
const uint8_t GTPC_MSG_TYPE_CREATE_BEARER_RESPONSE = 96;
const uint8_t GTPC_MSG_TYPE_UPDATE_BEARER_REQUEST = 97;
const uint8_t GTPC_MSG_TYPE_UPDATE_BEARER_RESPONSE = 98;
const uint8_t GTPC_MSG_TYPE_DELETE_BEARER_REQUEST = 99;
const uint8_t GTPC_MSG_TYPE_DELETE_BEARER_RESPONSE = 100;
//PGW to MME, MME to PGW, SGW to PGW, SGW to MME, PGW to ePDG, ePDG to PGW (S5/S8, S11, S2b)
const uint8_t GTPC_MSG_TYPE_DELETE_PDN_CONNECTION_SET_REQUEST = 101;
const uint8_t GTPC_MSG_TYPE_DELETE_PDN_CONNECTION_SET_RESPONSE = 102;
//103-127 For future use
//MME to MME, SGSN to MME, MME to SGSN, SGSN to SGSN (S3/S10/S16)
const uint8_t GTPC_MSG_TYPE_IDENTIFICATION_REQUEST = 128;
const uint8_t GTPC_MSG_TYPE_IDENTIFICATION_RESPONSE = 129;
const uint8_t GTPC_MSG_TYPE_CONTEXT_REQUEST = 130;
const uint8_t GTPC_MSG_TYPE_CONTEXT_RESPONSE = 131;
const uint8_t GTPC_MSG_TYPE_CONTEXT_ACKNOWLEDGE = 132;
const uint8_t GTPC_MSG_TYPE_FORWARD_RELOCATION_REQUEST = 133;
const uint8_t GTPC_MSG_TYPE_FORWARD_RELOCATION_RESPONSE = 134;
const uint8_t GTPC_MSG_TYPE_FORWARD_RELOCATION_COMPLETE_NOTIFICATION = 135;
const uint8_t GTPC_MSG_TYPE_FORWARD_RELOCATION_COMPLETE_ACKNOWLEDGE = 136;
const uint8_t GTPC_MSG_TYPE_FORWARD_ACCESS_CONTEXT_NOTIFICATION = 137;
const uint8_t GTPC_MSG_TYPE_FORWARD_ACCESS_CONTEXT_ACKNOWLEDGE = 138;
const uint8_t GTPC_MSG_TYPE_RELOCATION_CANCEL_REQUEST = 139;
const uint8_t GTPC_MSG_TYPE_RELOCATION_CANCEL_RESPONSE = 140;
const uint8_t GTPC_MSG_TYPE_CONFIGURATION_TRANSFER_TUNNEL = 141;
//142 - 148 For future use
const uint8_t GTPC_MSG_TYPE_RAN_INFORMATION_RELAY = 152;
//SGSN to MME, MME to SGSN (S3)
const uint8_t GTPC_MSG_TYPE_DETACH_NOTIFICATION = 149;
const uint8_t GTPC_MSG_TYPE_DETACH_ACKNOWLEDGE = 150;
const uint8_t GTPC_MSG_TYPE_CS_PAGING_INDICATION = 151;
const uint8_t GTPC_MSG_TYPE_ALERT_MME_NOTIFICATION = 153;
const uint8_t GTPC_MSG_TYPE_ALERT_MME_ACKNOWLEDGE = 154;
const uint8_t GTPC_MSG_TYPE_UE_ACTIVITY_NOTIFICATION = 155;
const uint8_t GTPC_MSG_TYPE_UE_ACTIVITY_ACKNOWLEDGE = 156;
//157 - 159 For future use
//GSN/MME to SGW, SGSN to MME (S4/S11/S3) SGSN to SGSN (S16), SGW to PGW (S5/S8)
const uint8_t GTPC_MSG_TYPE_SUSPEND_NOTIFICATION = 162;
const uint8_t GTPC_MSG_TYPE_SUSPEND_ACKNOWLEDGE = 163;
//SGSN/MME to SGW (S4/S11) const uint8_t GTPC_IE_TYPE_
const uint8_t GTPC_MSG_TYPE_CREATE_FORWARDING_TUNNEL_REQUEST = 160;
const uint8_t GTPC_MSG_TYPE_CREATE_FORWARDING_TUNNEL_RESPONSE = 161;
const uint8_t GTPC_MSG_TYPE_CREATE_INDIRECT_DATA_FORWARDING_TUNNEL_REQUEST = 166;
const uint8_t GTPC_MSG_TYPE_CREATE_INDIRECT_DATA_FORWARDING_TUNNEL_RESPONSE = 167;
const uint8_t GTPC_MSG_TYPE_DELETE_INDIRECT_DATA_FORWARDING_TUNNEL_REQUEST = 168;
const uint8_t GTPC_MSG_TYPE_DELETE_INDIRECT_DATA_FORWARDING_TUNNEL_RESPONSE = 169;
const uint8_t GTPC_MSG_TYPE_RELEASE_ACCESS_BEARERS_REQUEST = 170;
const uint8_t GTPC_MSG_TYPE_RELEASE_ACCESS_BEARERS_RESPONSE = 171;
//172 - 175 For future use
//SGW to SGSN/MME (S4/S11)
const uint8_t GTPC_MSG_TYPE_DOWNLINK_DATA_NOTIFICATION = 176;
const uint8_t GTPC_MSG_TYPE_DOWNLINK_DATA_NOTIFICATION_ACKNOWLEDGE = 177;
const uint8_t GTPC_MSG_TYPE_PGW_RESTART_NOTIFICATION = 179;
const uint8_t GTPC_MSG_TYPE_PGW_RESTART_NOTIFICATION_ACKNOWLEDGE = 180;
//SGW to SGSN (S4)
//178 Reserved. Allocated in earlier version of the specification.
//181 -189 For future use
//SGW to PGW, PGW to SGW (S5/S8)
const uint8_t GTPC_MSG_TYPE_UPDATE_PDN_CONNECTION_SET_REQUEST = 200;
const uint8_t GTPC_MSG_TYPE_UPDATE_PDN_CONNECTION_SET_RESPONSE = 201;
//For future use
//MME to SGW (S11)
const uint8_t GTPC_MSG_TYPE_MODIFY_ACCESS_BEARERS_REQUEST = 211;
const uint8_t GTPC_MSG_TYPE_MODIFY_ACCESS_BEARERS_RESPONSE = 212;
//For future use
//MBMS GW to MME/SGSN (Sm/Sn)
const uint8_t GTPC_MSG_TYPE_MBMS_SESSION_START_REQUEST = 231;
const uint8_t GTPC_MSG_TYPE_MBMS_SESSION_START_RESPONSE = 232;
const uint8_t GTPC_MSG_TYPE_MBMS_SESSION_UPDATE_REQUEST = 233;
const uint8_t GTPC_MSG_TYPE_MBMS_SESSION_UPDATE_RESPONSE = 234;
const uint8_t GTPC_MSG_TYPE_MBMS_SESSION_STOP_REQUEST = 235;
const uint8_t GTPC_MSG_TYPE_MBMS_SESSION_STOP_RESPONSE = 236;
//For future use
//Other
//240 - 255 For future use
/****************************************************************************
*
* GTP-C v2 Create Session Request
* Ref: 3GPP TS 29.274 v10.14.0 Table 7.2.1-1
*
***************************************************************************/
struct gtpc_create_session_request
{
bool imsi_present;
uint64_t imsi; // C
//bool msidn_present;
//uint64_t msisdn; // C
//bool mei_present;
//uint64_t mei; // C/CO
//bool user_location_info_present;
//struct gtpc_user_location_info_ie uli; // C/CO
//bool serving_network_present;
//struct gtpc_serving_network_ie serving_network; // C/CO
enum gtpc_rat_type rat_type; // M
//bool indication_flags_present;
//struct indication_flags_ indication_flags; // C
struct gtpc_f_teid_ie sender_f_teid; // M
bool pgw_addr_present;
struct gtpc_f_teid_ie pgw_addr; // C
char apn[MAX_APN_LENGTH]; // M
//bool selection_mode_present;
//enum selection_mode_ selection_mode; // C/CO
//bool pdn_type_present;
//enum gtpc_pdn_type pdn_type; // C
//bool pdn_addr_alloc_present;
//struct pdn_addr_alloc_ pdn_addr_alloc; // C/CO
//bool max_apn_restriction_present;
//enum apn_restriction_ max_apn_restriction; // C
//bool apn_ambr_present;
//struct ambr_ apn_ambr; // C
//bool linked_eps_bearer_id_present;
//uint8_t linked_eps_bearer_id; // C
//bool pco_present;
//uint8_t pco; // C
struct gtpc_bearer_context_created_ie //see TS 29.274 v10.14.0 Table 7.2.1-2
{
uint8_t ebi;
bool tft_present;
bool s1_u_enodeb_f_teid_present;
struct gtpc_f_teid_ie s1_u_enodeb_f_teid;
bool s4_u_sgsn_f_teid_present;
struct gtpc_f_teid_ie s4_u_sgsn_f_teid;
bool s5_s8_u_sgw_f_teid_present;
struct gtpc_f_teid_ie s5_s8_u_sgw_f_teid;
bool s5_s8_u_pgw_f_teid_present;
struct gtpc_f_teid_ie s5_s8_u_pgw_f_teid;
bool s12_rnc_f_teid_present;
struct gtpc_f_teid_ie s12_rnc_f_teid;
bool s2b_u_epdg_f_teid_present;
struct gtpc_f_teid_ie s2b_u_epdg_f_teid;
struct gtpc_bearer_qos_ie bearer_qos; // M
} eps_bearer_context_created; // M
//bool bearer_context_deleted_present;
//struct bearer_context_ bearer_context_deleted; // C
//bool trace_information_present;
//struct trace_infromation_ trace_information; // C
//bool recovery_present
//uint8_t recovery; // C
//bool mme_fq_csid_present;
//struct fq_csid_ mme_fq_csid; // C
//bool sgw_fq_csid_present;
//struct fq_csid_ sgw_fq_csid; // C
//bool epdg_fq_csid_present;
//struct fq_csid_ epdg_fq_csid; // C
//bool ue_time_zone_present;
//struct ue_time_zone_ ue_time_zone; // CO
//bool uci_present;
//struct uci_ uci; // CO
//bool charging_caracteristics_present;
//enum charging_characteristics_ charging_caracteristics; // O
//bool mme_ldn_present;
//uint8_t mme_ldn[LDN_MAX_SIZE]; // O
//bool sgw_ldn_present;
//uint8_t sgw_ldn[LDN_MAX_SIZE]; // O
//bool epgd_ldn_present;
//uint8_t epdg_ldn[LDN_MAX_SIZE]; // O
//bool signaling_priority_indication;
//enum signalling_priority_indication_ spi; // CO
//bool acpo_present;
//uint8_t apco; // CO
//bool ext; // O
};
/****************************************************************************
*
* GTP-C v2 Create Session Response
* Ref: 3GPP TS 29.274 v10.14.0 Table 7.2.2-1
*
***************************************************************************/
struct gtpc_create_session_response
{
struct gtpc_cause_ie cause; //M
//Change Reporting Action //C
//CSG Information Reporting Action //CO
bool sender_f_teid_present;
struct gtpc_f_teid_ie sender_f_teid; //C
//PGW S5/S8/S2b F-TEID //C
bool paa_present;
struct gtpc_pdn_address_allocation_ie paa; //C
//apn_restriction
//apn_ambr
//linked_eps_bearer_id
//pco
struct gtpc_bearer_context_created_ie
{
uint8_t ebi;
gtpc_cause_ie cause;
bool s1_u_sgw_f_teid_present;
struct gtpc_f_teid_ie s1_u_sgw_f_teid;
bool s4_u_sgw_f_teid_present;
struct gtpc_f_teid_ie s4_u_sgw_f_teid;
bool s5_s8_u_pgw_f_teid_present;
struct gtpc_f_teid_ie s5_s8_u_pgw_f_teid;
bool s12_sgw_f_teid_present;
struct gtpc_f_teid_ie s12_sgw_f_teid;
bool s2b_u_pgw_f_teid_present;
struct gtpc_f_teid_ie s2b_u_pgw_f_teid;
//bearer_level_qos_present
//bearer_level_qos
//charging_id_present
//charging_id
//bearer_flags_present
//bearer_flags
} eps_bearer_context_created; //M
/*
struct gtpc_bearer_context_removed_ie
{
uint8_t ebi;
//
} bearer_context_removed; //C
*/
//recovery; //C
//charging_gateway_name; //C
//charging_gateway_address; //C
//PGW-FQ-CSID //C
//SGW-FQ-CSID //C
//SGW LDN //O
//PGW LDN //O
//PGW Back-Off Time //O
//acpo //CO
};
/****************************************************************************
*
* GTP-C v2 Modify Bearer Request
* Ref: 3GPP TS 29.274 v10.14.0 Table 7.2.7-1, 7.2.7-2 and 7.2.7-3
*
***************************************************************************/
struct gtpc_modify_bearer_request
{
//ME Identity (MEI)//C
//User Location Information (ULI)//C
//Serving Network //CO
//RAT Type //C/CO
//Indication Flags
//Sender F-TEID for Control Plane
//APN-AMBR
//Delay Downlink Packet Notification Request
struct gtpc_bearer_context_modified_ie
{
uint8_t ebi;
gtpc_cause_ie cause;
bool s1_u_enb_f_teid_present;
struct gtpc_f_teid_ie s1_u_enb_f_teid;
bool s5_s8_u_sgw_f_teid_present;
struct gtpc_f_teid_ie s5_s8_u_sgw_f_teid;
bool s12_rnc_f_teid_present;
struct gtpc_f_teid_ie s12_rnc_f_teid;
bool s4_u_sgsn_f_teid_present;
struct gtpc_f_teid_ie s4_u_sgsn_f_teid;
} eps_bearer_context_to_modify;
//Bearer Contexts to be removed
//Recovery
//UE Time Zone
//MME-FQ-CSID
//SGW-FQ-CSID
//User CSG Information (UCI)
//MME/S4-SGSN LDN
//SGW LDN
};
/****************************************************************************
*
* GTP-C v2 Modify Bearer Response
* Ref: 3GPP TS 29.274 v10.14.0 Table 7.2.8-1
*
***************************************************************************/
struct gtpc_modify_bearer_response
{
struct gtpc_cause_ie cause;
//MSISDN
//Linked EPS Bearer ID
//APN-AMBR
//APN Restriction
//Protocol Configuration Options
struct gtpc_bearer_context_modified_ie
{
uint8_t ebi;
struct gtpc_cause_ie cause;
bool s1_u_sgw_f_teid_present;
struct gtpc_f_teid_ie s1_u_sgw_f_teid;
bool s12_sgw_f_teid_present;
struct gtpc_f_teid_ie s12_sgw_f_teid;
bool s4_u_sgw_f_teid_present;
struct gtpc_f_teid_ie s4_u_sgw_f_teid;
//charging id
//bearer flags
} eps_bearer_context_modified;
//Bearer Contexts marked for removal
//Change Reporting action
//CSG information reporting action
//Charging gateway name
//charging gateway address
//P-GW FQ-CSID
//S-GW FQ-CSID
//Recovery
//S-GW LDN
//P-GW LDN
//indication Flags
//ext
};
/****************************************************************************
*
* GTP-C v2 Delete Session Resquest
* Ref: 3GPP TS 29.274 v10.14.0 Table 7.2.9.1-1
*
***************************************************************************/
struct gtpc_delete_session_request
{
struct gtpc_cause_ie cause;
//Linked EPS Bearer ID
//User Location Information
//Indication Flags
//Protocol Configuration Options
//Originating Node
//Private extension
};
/****************************************************************************
*
* GTP-C v2 Delete Session Response
* Ref: 3GPP TS 29.274 v10.14.0 Table 7.2.10.1-1
*
***************************************************************************/
struct gtpc_delete_session_response
{
struct gtpc_cause_ie cause;
//Recovery
//Protocol Configuration Options
//Private extension
};
/****************************************************************************
*
* GTP-C v2 Release Access Bearers Request
* Ref: 3GPP TS 29.274 v10.14.0 Table 7.2.21.1-1
*
***************************************************************************/
struct gtpc_release_access_bearers_request
{
bool list_of_rabs_present;
//Linked EPS Bearer ID
bool originating_node_present;
//Indication Flags
//Private Extension
};
/****************************************************************************
*
* GTP-C v2 Delete Session Response
* Ref: 3GPP TS 29.274 v10.14.0 Table 7.2.22.1-1
*
***************************************************************************/
struct gtpc_release_access_bearers_response
{
struct gtpc_cause_ie cause;
//Recovery
//Private extension
};
} //namespace
#endif // SRSLTE_GTPC_MSG_H