Harald Welte | 9b455bf | 2010-03-14 15:45:01 +0800 | [diff] [blame] | 1 | #ifndef _GPRS_SGSN_H |
| 2 | #define _GPRS_SGSN_H |
| 3 | |
Harald Welte | eaa614c | 2010-05-02 11:26:34 +0200 | [diff] [blame] | 4 | #include <stdint.h> |
Harald Welte | d193cb3 | 2010-05-17 22:58:03 +0200 | [diff] [blame] | 5 | #include <netinet/in.h> |
Pau Espin Pedrol | 6ec5dc2 | 2019-08-28 16:52:56 +0200 | [diff] [blame] | 6 | #include <inttypes.h> |
Harald Welte | d193cb3 | 2010-05-17 22:58:03 +0200 | [diff] [blame] | 7 | |
Alexander Couzens | f7198d7 | 2018-05-22 18:29:14 +0200 | [diff] [blame] | 8 | #include <osmocom/core/fsm.h> |
Holger Hans Peter Freyther | 26d0fe3 | 2012-01-06 17:29:06 +0100 | [diff] [blame] | 9 | #include <osmocom/core/timer.h> |
| 10 | |
Pablo Neira Ayuso | 136f453 | 2011-03-22 16:47:59 +0100 | [diff] [blame] | 11 | #include <osmocom/gsm/gsm48.h> |
Harald Welte | eaa614c | 2010-05-02 11:26:34 +0200 | [diff] [blame] | 12 | |
Harald Welte | 496aee4 | 2010-06-30 19:59:55 +0200 | [diff] [blame] | 13 | #include <osmocom/crypt/gprs_cipher.h> |
Harald Welte | d3fa84d | 2016-04-20 17:50:17 +0200 | [diff] [blame] | 14 | #include <osmocom/gsm/protocol/gsm_23_003.h> |
Neels Hofmeyr | ee6cfdc | 2017-07-13 02:03:50 +0200 | [diff] [blame] | 15 | #include <osmocom/crypt/auth.h> |
Jacob Erlbeck | bd0cf11 | 2014-12-01 12:33:33 +0100 | [diff] [blame] | 16 | |
Harald Welte | 2720e73 | 2010-05-17 00:44:57 +0200 | [diff] [blame] | 17 | #define GSM_EXTENSION_LENGTH 15 |
Jacob Erlbeck | 0e8add6 | 2014-12-17 14:03:35 +0100 | [diff] [blame] | 18 | #define GSM_APN_LENGTH 102 |
Harald Welte | 2720e73 | 2010-05-17 00:44:57 +0200 | [diff] [blame] | 19 | |
Harald Welte | 807a5d8 | 2010-06-01 11:53:01 +0200 | [diff] [blame] | 20 | struct gprs_llc_lle; |
Holger Hans Peter Freyther | a273030 | 2014-03-23 18:08:26 +0100 | [diff] [blame] | 21 | struct ctrl_handle; |
Neels Hofmeyr | 0e5d807 | 2017-01-10 00:49:56 +0100 | [diff] [blame] | 22 | struct gprs_subscr; |
Harald Welte | 807a5d8 | 2010-06-01 11:53:01 +0200 | [diff] [blame] | 23 | |
Jacob Erlbeck | 277b71e | 2015-02-02 18:03:05 +0100 | [diff] [blame] | 24 | enum gsm48_gsm_cause; |
| 25 | |
Pau Espin Pedrol | 2e91fee | 2019-09-02 13:55:21 +0200 | [diff] [blame^] | 26 | /* 3GPP TS 24.008 ยง 4.1.3.3 GMM mobility management states on the network side */ |
Daniel Willmann | 0f46f9c | 2016-05-21 00:00:51 +0200 | [diff] [blame] | 27 | enum gprs_gmm_state { |
Harald Welte | 9b455bf | 2010-03-14 15:45:01 +0800 | [diff] [blame] | 28 | GMM_DEREGISTERED, /* 4.1.3.3.1.1 */ |
| 29 | GMM_COMMON_PROC_INIT, /* 4.1.3.3.1.2 */ |
| 30 | GMM_REGISTERED_NORMAL, /* 4.1.3.3.2.1 */ |
| 31 | GMM_REGISTERED_SUSPENDED, /* 4.1.3.3.2.2 */ |
| 32 | GMM_DEREGISTERED_INIT, /* 4.1.3.3.1.4 */ |
| 33 | }; |
| 34 | |
Harald Welte | c2e8cc4 | 2010-05-31 20:23:38 +0200 | [diff] [blame] | 35 | enum gprs_mm_ctr { |
Harald Welte | 8acd88f | 2010-05-18 10:57:45 +0200 | [diff] [blame] | 36 | GMM_CTR_PKTS_SIG_IN, |
| 37 | GMM_CTR_PKTS_SIG_OUT, |
| 38 | GMM_CTR_PKTS_UDATA_IN, |
| 39 | GMM_CTR_PKTS_UDATA_OUT, |
| 40 | GMM_CTR_BYTES_UDATA_IN, |
| 41 | GMM_CTR_BYTES_UDATA_OUT, |
| 42 | GMM_CTR_PDP_CTX_ACT, |
| 43 | GMM_CTR_SUSPEND, |
| 44 | GMM_CTR_PAGING_PS, |
| 45 | GMM_CTR_PAGING_CS, |
| 46 | GMM_CTR_RA_UPDATE, |
| 47 | }; |
| 48 | |
Harald Welte | efbdee9 | 2010-06-10 00:20:12 +0200 | [diff] [blame] | 49 | enum gprs_pdp_ctx { |
| 50 | PDP_CTR_PKTS_UDATA_IN, |
| 51 | PDP_CTR_PKTS_UDATA_OUT, |
| 52 | PDP_CTR_BYTES_UDATA_IN, |
| 53 | PDP_CTR_BYTES_UDATA_OUT, |
| 54 | }; |
| 55 | |
Harald Welte | c2e8cc4 | 2010-05-31 20:23:38 +0200 | [diff] [blame] | 56 | enum gprs_t3350_mode { |
Jacob Erlbeck | 93eae8e | 2014-10-28 12:23:29 +0100 | [diff] [blame] | 57 | GMM_T3350_MODE_NONE, |
Harald Welte | c2e8cc4 | 2010-05-31 20:23:38 +0200 | [diff] [blame] | 58 | GMM_T3350_MODE_ATT, |
| 59 | GMM_T3350_MODE_RAU, |
| 60 | GMM_T3350_MODE_PTMSI_REALL, |
| 61 | }; |
| 62 | |
Jacob Erlbeck | 423f8bf | 2014-10-24 18:09:54 +0200 | [diff] [blame] | 63 | /* Authorization/ACL handling */ |
| 64 | enum sgsn_auth_state { |
| 65 | SGSN_AUTH_UNKNOWN, |
Jacob Erlbeck | 4adb136 | 2014-12-02 09:47:26 +0100 | [diff] [blame] | 66 | SGSN_AUTH_AUTHENTICATE, |
Neels Hofmeyr | 058cd57 | 2017-02-24 06:24:45 +0100 | [diff] [blame] | 67 | SGSN_AUTH_UMTS_RESYNC, |
Jacob Erlbeck | 423f8bf | 2014-10-24 18:09:54 +0200 | [diff] [blame] | 68 | SGSN_AUTH_ACCEPTED, |
| 69 | SGSN_AUTH_REJECTED |
| 70 | }; |
| 71 | |
Harald Welte | 9b455bf | 2010-03-14 15:45:01 +0800 | [diff] [blame] | 72 | #define MS_RADIO_ACCESS_CAPA |
| 73 | |
Holger Hans Peter Freyther | 39c430e | 2015-05-25 12:26:49 +0800 | [diff] [blame] | 74 | enum sgsn_ggsn_lookup_state { |
| 75 | SGSN_GGSN_2DIGIT, |
| 76 | SGSN_GGSN_3DIGIT, |
| 77 | }; |
| 78 | |
| 79 | struct sgsn_ggsn_lookup { |
| 80 | int state; |
| 81 | |
| 82 | struct sgsn_mm_ctx *mmctx; |
| 83 | |
| 84 | /* APN string */ |
| 85 | char apn_str[GSM_APN_LENGTH]; |
| 86 | |
| 87 | /* the original data */ |
| 88 | struct msgb *orig_msg; |
| 89 | struct tlv_parsed tp; |
| 90 | |
| 91 | /* for dealing with re-transmissions */ |
| 92 | uint8_t nsapi; |
| 93 | uint8_t sapi; |
| 94 | uint8_t ti; |
| 95 | }; |
| 96 | |
Harald Welte | f97ee04 | 2015-12-25 19:12:21 +0100 | [diff] [blame] | 97 | enum sgsn_ran_type { |
| 98 | /* GPRS/EDGE via Gb */ |
| 99 | MM_CTX_T_GERAN_Gb, |
| 100 | /* UMTS via Iu */ |
| 101 | MM_CTX_T_UTRAN_Iu, |
Pau Espin Pedrol | 05140b8 | 2019-08-13 18:38:24 +0200 | [diff] [blame] | 102 | #if 0 |
| 103 | /* GPRS/EDGE via Iu, not supported */ |
Harald Welte | f97ee04 | 2015-12-25 19:12:21 +0100 | [diff] [blame] | 104 | MM_CTX_T_GERAN_Iu, |
Pau Espin Pedrol | 05140b8 | 2019-08-13 18:38:24 +0200 | [diff] [blame] | 105 | #endif |
Harald Welte | f97ee04 | 2015-12-25 19:12:21 +0100 | [diff] [blame] | 106 | }; |
Pau Espin Pedrol | fd815bb | 2019-08-30 18:32:42 +0200 | [diff] [blame] | 107 | extern const struct value_string sgsn_ran_type_names[]; |
Harald Welte | f97ee04 | 2015-12-25 19:12:21 +0100 | [diff] [blame] | 108 | |
| 109 | struct service_info { |
| 110 | uint8_t type; |
| 111 | uint16_t pdp_status; |
| 112 | }; |
| 113 | |
Neels Hofmeyr | a7a3947 | 2017-07-05 15:19:52 +0200 | [diff] [blame] | 114 | struct ranap_ue_conn_ctx; |
Harald Welte | f97ee04 | 2015-12-25 19:12:21 +0100 | [diff] [blame] | 115 | |
Neels Hofmeyr | ee6cfdc | 2017-07-13 02:03:50 +0200 | [diff] [blame] | 116 | struct gsm_auth_tuple { |
| 117 | int use_count; |
| 118 | int key_seq; |
| 119 | struct osmo_auth_vector vec; |
| 120 | }; |
| 121 | #define GSM_KEY_SEQ_INVAL 7 /* GSM 04.08 - 10.5.1.2 */ |
| 122 | |
Harald Welte | 9b455bf | 2010-03-14 15:45:01 +0800 | [diff] [blame] | 123 | /* According to TS 03.60, Table 5: SGSN MM and PDP Contexts */ |
Harald Welte | f533e13 | 2010-05-01 16:45:46 +0200 | [diff] [blame] | 124 | /* Extended by 3GPP TS 23.060, Table 6: SGSN MM and PDP Contexts */ |
Harald Welte | 9b455bf | 2010-03-14 15:45:01 +0800 | [diff] [blame] | 125 | struct sgsn_mm_ctx { |
| 126 | struct llist_head list; |
| 127 | |
Harald Welte | f97ee04 | 2015-12-25 19:12:21 +0100 | [diff] [blame] | 128 | enum sgsn_ran_type ran_type; |
| 129 | |
Harald Welte | d3fa84d | 2016-04-20 17:50:17 +0200 | [diff] [blame] | 130 | char imsi[GSM23003_IMSI_MAX_DIGITS+1]; |
Alexander Couzens | 4f8da6d | 2017-01-31 15:34:26 +0100 | [diff] [blame] | 131 | enum gprs_gmm_state gmm_state; |
Harald Welte | eaa614c | 2010-05-02 11:26:34 +0200 | [diff] [blame] | 132 | uint32_t p_tmsi; |
Harald Welte | c2e8cc4 | 2010-05-31 20:23:38 +0200 | [diff] [blame] | 133 | uint32_t p_tmsi_old; /* old P-TMSI before new is confirmed */ |
Harald Welte | eaa614c | 2010-05-02 11:26:34 +0200 | [diff] [blame] | 134 | uint32_t p_tmsi_sig; |
Harald Welte | d3fa84d | 2016-04-20 17:50:17 +0200 | [diff] [blame] | 135 | char imei[GSM23003_IMEISV_NUM_DIGITS+1]; |
Harald Welte | f533e13 | 2010-05-01 16:45:46 +0200 | [diff] [blame] | 136 | /* Opt: Software Version Numbber / TS 23.195 */ |
Harald Welte | 9b455bf | 2010-03-14 15:45:01 +0800 | [diff] [blame] | 137 | char msisdn[GSM_EXTENSION_LENGTH]; |
| 138 | struct gprs_ra_id ra; |
Harald Welte | f97ee04 | 2015-12-25 19:12:21 +0100 | [diff] [blame] | 139 | struct { |
| 140 | uint16_t cell_id; /* Gb only */ |
| 141 | uint32_t cell_id_age; /* Gb only */ |
| 142 | uint8_t radio_prio_sms; |
| 143 | |
| 144 | /* Additional bits not present in the GSM TS */ |
| 145 | uint16_t nsei; |
| 146 | uint16_t bvci; |
| 147 | struct gprs_llc_llme *llme; |
| 148 | uint32_t tlli; |
| 149 | uint32_t tlli_new; |
Alexander Couzens | 39cbecd | 2017-02-03 22:16:05 +0100 | [diff] [blame] | 150 | |
Pau Espin Pedrol | 0b72240 | 2019-08-29 19:59:07 +0200 | [diff] [blame] | 151 | /* TS 23.060 6.1.1 Mobility Management States (A/Gb mode) */ |
Pau Espin Pedrol | 02514bc | 2019-08-30 16:14:22 +0200 | [diff] [blame] | 152 | struct osmo_fsm_inst *mm_state_fsm; |
Harald Welte | f97ee04 | 2015-12-25 19:12:21 +0100 | [diff] [blame] | 153 | } gb; |
| 154 | struct { |
| 155 | int new_key; |
| 156 | uint16_t sac; /* Iu: Service Area Code */ |
| 157 | uint32_t sac_age; /* Iu: Service Area Code age */ |
| 158 | /* CSG ID */ |
| 159 | /* CSG Membership */ |
| 160 | /* Access Mode */ |
| 161 | /* Seelected CN Operator ID (TS 23.251) */ |
| 162 | /* CSG Subscription Data */ |
| 163 | /* LIPA Allowed */ |
| 164 | /* Voice Support Match Indicator */ |
Neels Hofmeyr | a7a3947 | 2017-07-05 15:19:52 +0200 | [diff] [blame] | 165 | struct ranap_ue_conn_ctx *ue_ctx; |
Harald Welte | f97ee04 | 2015-12-25 19:12:21 +0100 | [diff] [blame] | 166 | struct service_info service; |
Pau Espin Pedrol | 0b72240 | 2019-08-29 19:59:07 +0200 | [diff] [blame] | 167 | /* TS 23.060 6.1.2 Mobility Management States (Iu mode) */ |
Pau Espin Pedrol | ccd1252 | 2019-08-30 17:06:36 +0200 | [diff] [blame] | 168 | struct osmo_fsm_inst *mm_state_fsm; |
Harald Welte | f97ee04 | 2015-12-25 19:12:21 +0100 | [diff] [blame] | 169 | } iu; |
Alexander Couzens | f7198d7 | 2018-05-22 18:29:14 +0200 | [diff] [blame] | 170 | struct { |
| 171 | struct osmo_fsm_inst *fsm; |
| 172 | |
| 173 | /* when a second attach req arrives while in this procedure, |
| 174 | * the fsm needs to compare it against old to decide what to do */ |
| 175 | struct msgb *attach_req; |
| 176 | uint32_t id_type; |
Alexander Couzens | 9739067 | 2018-09-18 18:16:53 +0200 | [diff] [blame] | 177 | unsigned int auth_reattempt; /* tracking UMTS resync auth attempts */ |
Alexander Couzens | f7198d7 | 2018-05-22 18:29:14 +0200 | [diff] [blame] | 178 | } gmm_att_req; |
Harald Welte | 9b455bf | 2010-03-14 15:45:01 +0800 | [diff] [blame] | 179 | /* VLR number */ |
Harald Welte | eaa614c | 2010-05-02 11:26:34 +0200 | [diff] [blame] | 180 | uint32_t new_sgsn_addr; |
Jacob Erlbeck | bd0cf11 | 2014-12-01 12:33:33 +0100 | [diff] [blame] | 181 | /* Authentication Triplet */ |
| 182 | struct gsm_auth_tuple auth_triplet; |
Harald Welte | 9b455bf | 2010-03-14 15:45:01 +0800 | [diff] [blame] | 183 | /* Kc */ |
Harald Welte | f533e13 | 2010-05-01 16:45:46 +0200 | [diff] [blame] | 184 | /* Iu: CK, IK, KSI */ |
Harald Welte | 9b455bf | 2010-03-14 15:45:01 +0800 | [diff] [blame] | 185 | /* CKSN */ |
| 186 | enum gprs_ciph_algo ciph_algo; |
Max | 4011e72 | 2016-07-05 15:19:12 +0200 | [diff] [blame] | 187 | /* Auth & Ciphering Request reference from 3GPP TS 24.008 ยง 10.5.5.19: */ |
| 188 | uint8_t ac_ref_nr_used; |
Harald Welte | f97ee04 | 2015-12-25 19:12:21 +0100 | [diff] [blame] | 189 | |
Harald Welte | 9b455bf | 2010-03-14 15:45:01 +0800 | [diff] [blame] | 190 | struct { |
Harald Welte | eaa614c | 2010-05-02 11:26:34 +0200 | [diff] [blame] | 191 | uint8_t len; |
Alexander Chemeris | 84402c0 | 2013-07-03 10:12:23 +0400 | [diff] [blame] | 192 | uint8_t buf[50]; /* GSM 04.08 10.5.5.12a, extended in TS 24.008 */ |
Harald Welte | 9b455bf | 2010-03-14 15:45:01 +0800 | [diff] [blame] | 193 | } ms_radio_access_capa; |
Harald Welte | f97ee04 | 2015-12-25 19:12:21 +0100 | [diff] [blame] | 194 | /* Supported Codecs (SRVCC) */ |
Harald Welte | 9b455bf | 2010-03-14 15:45:01 +0800 | [diff] [blame] | 195 | struct { |
Harald Welte | eaa614c | 2010-05-02 11:26:34 +0200 | [diff] [blame] | 196 | uint8_t len; |
Alexander Chemeris | 84402c0 | 2013-07-03 10:12:23 +0400 | [diff] [blame] | 197 | uint8_t buf[8]; /* GSM 04.08 10.5.5.12, extended in TS 24.008 */ |
Harald Welte | 9b455bf | 2010-03-14 15:45:01 +0800 | [diff] [blame] | 198 | } ms_network_capa; |
Harald Welte | f97ee04 | 2015-12-25 19:12:21 +0100 | [diff] [blame] | 199 | /* UE Netowrk Capability (E-UTRAN) */ |
Harald Welte | eaa614c | 2010-05-02 11:26:34 +0200 | [diff] [blame] | 200 | uint16_t drx_parms; |
Harald Welte | f97ee04 | 2015-12-25 19:12:21 +0100 | [diff] [blame] | 201 | /* Active Time value for PSM */ |
Harald Welte | 9b455bf | 2010-03-14 15:45:01 +0800 | [diff] [blame] | 202 | int mnrg; /* MS reported to HLR? */ |
| 203 | int ngaf; /* MS reported to MSC/VLR? */ |
| 204 | int ppf; /* paging for GPRS + non-GPRS? */ |
Harald Welte | f97ee04 | 2015-12-25 19:12:21 +0100 | [diff] [blame] | 205 | /* Subscribed Charging Characteristics */ |
| 206 | /* Trace Reference */ |
| 207 | /* Trace Type */ |
| 208 | /* Trigger ID */ |
| 209 | /* OMC Identity */ |
Harald Welte | 9b455bf | 2010-03-14 15:45:01 +0800 | [diff] [blame] | 210 | /* SMS Parameters */ |
| 211 | int recovery; |
Harald Welte | f97ee04 | 2015-12-25 19:12:21 +0100 | [diff] [blame] | 212 | /* Access Restriction */ |
| 213 | /* GPRS CSI (CAMEL) */ |
| 214 | /* MG-CSI (CAMEL) */ |
| 215 | /* Subscribed UE-AMBR */ |
| 216 | /* UE-AMBR */ |
| 217 | /* APN Subscribed */ |
Harald Welte | 9b455bf | 2010-03-14 15:45:01 +0800 | [diff] [blame] | 218 | |
| 219 | struct llist_head pdp_list; |
| 220 | |
Harald Welte | 8acd88f | 2010-05-18 10:57:45 +0200 | [diff] [blame] | 221 | struct rate_ctr_group *ctrg; |
Pablo Neira Ayuso | bf540cb | 2011-05-06 12:11:06 +0200 | [diff] [blame] | 222 | struct osmo_timer_list timer; |
Harald Welte | c2e8cc4 | 2010-05-31 20:23:38 +0200 | [diff] [blame] | 223 | unsigned int T; /* Txxxx number */ |
| 224 | unsigned int num_T_exp; /* number of consecutive T expirations */ |
| 225 | |
| 226 | enum gprs_t3350_mode t3350_mode; |
| 227 | uint8_t t3370_id_type; |
Jacob Erlbeck | 93eae8e | 2014-10-28 12:23:29 +0100 | [diff] [blame] | 228 | uint8_t pending_req; /* the request's message type */ |
| 229 | /* TODO: There isn't much semantic difference between t3350_mode |
| 230 | * (refers to the timer) and pending_req (refers to the procedure), |
| 231 | * where mm->T == 3350 => mm->t3350_mode == f(mm->pending_req). Check |
| 232 | * whether one of them can be dropped. */ |
Jacob Erlbeck | 0c06f98 | 2014-10-29 22:12:20 +0100 | [diff] [blame] | 233 | |
Jacob Erlbeck | 423f8bf | 2014-10-24 18:09:54 +0200 | [diff] [blame] | 234 | enum sgsn_auth_state auth_state; |
Neels Hofmeyr | aa4ed67 | 2018-04-22 19:29:41 +0200 | [diff] [blame] | 235 | enum osmo_sub_auth_type sec_ctx; |
Jacob Erlbeck | 02ab91e | 2014-11-12 09:53:45 +0100 | [diff] [blame] | 236 | |
Holger Hans Peter Freyther | 8ee13e2 | 2015-05-18 10:00:03 +0200 | [diff] [blame] | 237 | /* the string representation of the current hlr */ |
| 238 | char hlr[GSM_EXTENSION_LENGTH]; |
| 239 | |
Holger Hans Peter Freyther | 39c430e | 2015-05-25 12:26:49 +0800 | [diff] [blame] | 240 | /* the current GGSN look-up operation */ |
| 241 | struct sgsn_ggsn_lookup *ggsn_lookup; |
| 242 | |
Neels Hofmeyr | 0e5d807 | 2017-01-10 00:49:56 +0100 | [diff] [blame] | 243 | struct gprs_subscr *subscr; |
Harald Welte | 9b455bf | 2010-03-14 15:45:01 +0800 | [diff] [blame] | 244 | }; |
| 245 | |
Neels Hofmeyr | aa4ed67 | 2018-04-22 19:29:41 +0200 | [diff] [blame] | 246 | static inline bool sgsn_mm_ctx_is_authenticated(struct sgsn_mm_ctx *ctx) |
| 247 | { |
| 248 | switch (ctx->sec_ctx) { |
| 249 | case OSMO_AUTH_TYPE_GSM: |
| 250 | case OSMO_AUTH_TYPE_UMTS: |
| 251 | return true; |
| 252 | default: |
| 253 | return false; |
| 254 | } |
| 255 | } |
| 256 | |
Daniel Willmann | b15ceec | 2014-09-03 15:57:49 +0200 | [diff] [blame] | 257 | #define LOGMMCTXP(level, mm, fmt, args...) \ |
Jacob Erlbeck | 5a38f64 | 2014-10-21 13:09:55 +0200 | [diff] [blame] | 258 | LOGP(DMM, level, "MM(%s/%08x) " fmt, (mm) ? (mm)->imsi : "---", \ |
| 259 | (mm) ? (mm)->p_tmsi : GSM_RESERVED_TMSI, ## args) |
Daniel Willmann | b15ceec | 2014-09-03 15:57:49 +0200 | [diff] [blame] | 260 | |
Pau Espin Pedrol | 5b6c4b8 | 2019-08-14 16:08:15 +0200 | [diff] [blame] | 261 | #ifdef BUILD_IU |
| 262 | #define LOGIUP(ue, level, fmt, args...) \ |
| 263 | LOGP(DMM, level, "UE(0x%x){%s} " fmt, ue->conn_id, osmo_rai_name(&(ue)->ra_id), ## args) |
| 264 | #else |
| 265 | #define LOGIUP(ue, level, fmt, args...) \ |
| 266 | LOGP(DMM, level, "UE(%p){NOTSUPPORTED} " fmt, ue, ## args) |
| 267 | #endif |
| 268 | |
| 269 | #define LOGGBP(llme, level, fmt, args...) \ |
| 270 | LOGP(DMM, level, "LLME(%08x/%08x){%s} " fmt, (llme)->old_tlli, \ |
| 271 | (llme)->tlli, get_value_string_or_null(gprs_llc_llme_state_names, (llme)->state), ## args); |
| 272 | |
| 273 | #define LOGGBIUP(llme, msg, level, fmt, args...) \ |
| 274 | do { \ |
| 275 | struct ranap_ue_conn_ctx * _ue; \ |
| 276 | if (llme) { \ |
| 277 | LOGGBP(llme, level, fmt, ## args); \ |
| 278 | } else if ((msg) && (_ue = MSG_IU_UE_CTX(msg))) { \ |
| 279 | LOGIUP(_ue, level, fmt, ## args); \ |
| 280 | } else { OSMO_ASSERT(0); } \ |
| 281 | } while (0) |
| 282 | |
Harald Welte | 9b455bf | 2010-03-14 15:45:01 +0800 | [diff] [blame] | 283 | /* look-up a SGSN MM context based on TLLI + RAI */ |
Harald Welte | eaa614c | 2010-05-02 11:26:34 +0200 | [diff] [blame] | 284 | struct sgsn_mm_ctx *sgsn_mm_ctx_by_tlli(uint32_t tlli, |
Harald Welte | 9b455bf | 2010-03-14 15:45:01 +0800 | [diff] [blame] | 285 | const struct gprs_ra_id *raid); |
Harald Welte | eaa614c | 2010-05-02 11:26:34 +0200 | [diff] [blame] | 286 | struct sgsn_mm_ctx *sgsn_mm_ctx_by_ptmsi(uint32_t tmsi); |
Harald Welte | 9b455bf | 2010-03-14 15:45:01 +0800 | [diff] [blame] | 287 | struct sgsn_mm_ctx *sgsn_mm_ctx_by_imsi(const char *imsi); |
Daniel Willmann | 6292c8d | 2016-05-21 17:35:57 +0200 | [diff] [blame] | 288 | struct sgsn_mm_ctx *sgsn_mm_ctx_by_ue_ctx(const void *uectx); |
Harald Welte | 9b455bf | 2010-03-14 15:45:01 +0800 | [diff] [blame] | 289 | |
Jacob Erlbeck | 5ac4aad | 2016-01-04 18:43:38 +0100 | [diff] [blame] | 290 | /* look-up by matching TLLI and P-TMSI (think twice before using this) */ |
| 291 | struct sgsn_mm_ctx *sgsn_mm_ctx_by_tlli_and_ptmsi(uint32_t tlli, |
| 292 | const struct gprs_ra_id *raid); |
| 293 | |
Harald Welte | 9b455bf | 2010-03-14 15:45:01 +0800 | [diff] [blame] | 294 | /* Allocate a new SGSN MM context */ |
Alexander Couzens | 2b5fb8e | 2017-02-04 06:01:00 +0100 | [diff] [blame] | 295 | struct sgsn_mm_ctx *sgsn_mm_ctx_alloc_gb(uint32_t tlli, |
Harald Welte | 9b455bf | 2010-03-14 15:45:01 +0800 | [diff] [blame] | 296 | const struct gprs_ra_id *raid); |
Daniel Willmann | 6292c8d | 2016-05-21 17:35:57 +0200 | [diff] [blame] | 297 | struct sgsn_mm_ctx *sgsn_mm_ctx_alloc_iu(void *uectx); |
| 298 | |
Jacob Erlbeck | e671d25 | 2015-01-26 14:43:07 +0100 | [diff] [blame] | 299 | void sgsn_mm_ctx_cleanup_free(struct sgsn_mm_ctx *ctx); |
Harald Welte | 9b455bf | 2010-03-14 15:45:01 +0800 | [diff] [blame] | 300 | |
Jacob Erlbeck | 277b71e | 2015-02-02 18:03:05 +0100 | [diff] [blame] | 301 | struct sgsn_ggsn_ctx *sgsn_mm_ctx_find_ggsn_ctx(struct sgsn_mm_ctx *mmctx, |
| 302 | struct tlv_parsed *tp, |
Holger Hans Peter Freyther | 39c430e | 2015-05-25 12:26:49 +0800 | [diff] [blame] | 303 | enum gsm48_gsm_cause *gsm_cause, |
| 304 | char *apn_str); |
Harald Welte | d193cb3 | 2010-05-17 22:58:03 +0200 | [diff] [blame] | 305 | |
| 306 | enum pdp_ctx_state { |
| 307 | PDP_STATE_NONE, |
Harald Welte | 6abf94e | 2010-05-18 10:35:06 +0200 | [diff] [blame] | 308 | PDP_STATE_CR_REQ, |
| 309 | PDP_STATE_CR_CONF, |
Harald Welte | a9b473a | 2010-12-24 21:13:26 +0100 | [diff] [blame] | 310 | |
| 311 | /* 04.08 / Figure 6.2 / 6.1.2.2 */ |
| 312 | PDP_STATE_INACT_PEND, |
| 313 | PDP_STATE_INACTIVE = PDP_STATE_NONE, |
Harald Welte | d193cb3 | 2010-05-17 22:58:03 +0200 | [diff] [blame] | 314 | }; |
| 315 | |
| 316 | enum pdp_type { |
| 317 | PDP_TYPE_NONE, |
Harald Welte | 6abf94e | 2010-05-18 10:35:06 +0200 | [diff] [blame] | 318 | PDP_TYPE_ETSI_PPP, |
| 319 | PDP_TYPE_IANA_IPv4, |
| 320 | PDP_TYPE_IANA_IPv6, |
Harald Welte | d193cb3 | 2010-05-17 22:58:03 +0200 | [diff] [blame] | 321 | }; |
| 322 | |
| 323 | struct sgsn_pdp_ctx { |
| 324 | struct llist_head list; /* list_head for mmctx->pdp_list */ |
| 325 | struct llist_head g_list; /* list_head for global list */ |
| 326 | struct sgsn_mm_ctx *mm; /* back pointer to MM CTX */ |
Holger Hans Peter Freyther | 39c430e | 2015-05-25 12:26:49 +0800 | [diff] [blame] | 327 | int destroy_ggsn; /* destroy it on destruction */ |
Harald Welte | d193cb3 | 2010-05-17 22:58:03 +0200 | [diff] [blame] | 328 | struct sgsn_ggsn_ctx *ggsn; /* which GGSN serves this PDP */ |
Pau Espin Pedrol | a98fead | 2018-07-09 14:39:47 +0200 | [diff] [blame] | 329 | struct llist_head ggsn_list; /* list_head for ggsn->pdp_list */ |
Harald Welte | efbdee9 | 2010-06-10 00:20:12 +0200 | [diff] [blame] | 330 | struct rate_ctr_group *ctrg; |
Harald Welte | d193cb3 | 2010-05-17 22:58:03 +0200 | [diff] [blame] | 331 | |
| 332 | //unsigned int id; |
| 333 | struct pdp_t *lib; /* pointer to libgtp PDP ctx */ |
| 334 | enum pdp_ctx_state state; |
| 335 | enum pdp_type type; |
| 336 | uint32_t address; |
| 337 | char *apn_subscribed; |
| 338 | //char *apn_used; |
Harald Welte | 6abf94e | 2010-05-18 10:35:06 +0200 | [diff] [blame] | 339 | uint16_t nsapi; /* SNDCP */ |
| 340 | uint16_t sapi; /* LLC */ |
Harald Welte | d193cb3 | 2010-05-17 22:58:03 +0200 | [diff] [blame] | 341 | uint8_t ti; /* transaction identifier */ |
| 342 | int vplmn_allowed; |
| 343 | uint32_t qos_profile_subscr; |
| 344 | //uint32_t qos_profile_req; |
| 345 | //uint32_t qos_profile_neg; |
| 346 | uint8_t radio_prio; |
Harald Welte | d193cb3 | 2010-05-17 22:58:03 +0200 | [diff] [blame] | 347 | //uint32_t charging_id; |
Harald Welte | a9b473a | 2010-12-24 21:13:26 +0100 | [diff] [blame] | 348 | |
Pablo Neira Ayuso | bf540cb | 2011-05-06 12:11:06 +0200 | [diff] [blame] | 349 | struct osmo_timer_list timer; |
Harald Welte | a9b473a | 2010-12-24 21:13:26 +0100 | [diff] [blame] | 350 | unsigned int T; /* Txxxx number */ |
| 351 | unsigned int num_T_exp; /* number of consecutive T expirations */ |
Holger Hans Peter Freyther | 4f5b823 | 2015-05-05 22:25:48 +0200 | [diff] [blame] | 352 | |
| 353 | struct osmo_timer_list cdr_timer; /* CDR record wird timer */ |
| 354 | struct timespec cdr_start; /* The start of the CDR */ |
| 355 | uint64_t cdr_bytes_in; |
| 356 | uint64_t cdr_bytes_out; |
Holger Hans Peter Freyther | 77ff1c4 | 2015-05-12 21:08:42 +0200 | [diff] [blame] | 357 | uint32_t cdr_charging_id; |
Harald Welte | d193cb3 | 2010-05-17 22:58:03 +0200 | [diff] [blame] | 358 | }; |
| 359 | |
Daniel Willmann | b15ceec | 2014-09-03 15:57:49 +0200 | [diff] [blame] | 360 | #define LOGPDPCTXP(level, pdp, fmt, args...) \ |
Jacob Erlbeck | 99985b5 | 2014-10-13 10:32:00 +0200 | [diff] [blame] | 361 | LOGP(DGPRS, level, "PDP(%s/%u) " \ |
| 362 | fmt, (pdp)->mm ? (pdp)->mm->imsi : "---", (pdp)->ti, ## args) |
Harald Welte | d193cb3 | 2010-05-17 22:58:03 +0200 | [diff] [blame] | 363 | |
Harald Welte | 96df606 | 2010-06-03 06:37:26 +0200 | [diff] [blame] | 364 | /* look up PDP context by MM context and NSAPI */ |
Harald Welte | d193cb3 | 2010-05-17 22:58:03 +0200 | [diff] [blame] | 365 | struct sgsn_pdp_ctx *sgsn_pdp_ctx_by_nsapi(const struct sgsn_mm_ctx *mm, |
| 366 | uint8_t nsapi); |
Harald Welte | 96df606 | 2010-06-03 06:37:26 +0200 | [diff] [blame] | 367 | /* look up PDP context by MM context and transaction ID */ |
Harald Welte | 77289c2 | 2010-05-18 14:32:29 +0200 | [diff] [blame] | 368 | struct sgsn_pdp_ctx *sgsn_pdp_ctx_by_tid(const struct sgsn_mm_ctx *mm, |
| 369 | uint8_t tid); |
Harald Welte | 96df606 | 2010-06-03 06:37:26 +0200 | [diff] [blame] | 370 | |
Harald Welte | d193cb3 | 2010-05-17 22:58:03 +0200 | [diff] [blame] | 371 | struct sgsn_pdp_ctx *sgsn_pdp_ctx_alloc(struct sgsn_mm_ctx *mm, |
Pau Espin Pedrol | a98fead | 2018-07-09 14:39:47 +0200 | [diff] [blame] | 372 | struct sgsn_ggsn_ctx *ggsn, |
Harald Welte | d193cb3 | 2010-05-17 22:58:03 +0200 | [diff] [blame] | 373 | uint8_t nsapi); |
Jacob Erlbeck | 99985b5 | 2014-10-13 10:32:00 +0200 | [diff] [blame] | 374 | void sgsn_pdp_ctx_terminate(struct sgsn_pdp_ctx *pdp); |
Harald Welte | d193cb3 | 2010-05-17 22:58:03 +0200 | [diff] [blame] | 375 | void sgsn_pdp_ctx_free(struct sgsn_pdp_ctx *pdp); |
| 376 | |
| 377 | |
Harald Welte | 77289c2 | 2010-05-18 14:32:29 +0200 | [diff] [blame] | 378 | struct sgsn_ggsn_ctx { |
Harald Welte | d193cb3 | 2010-05-17 22:58:03 +0200 | [diff] [blame] | 379 | struct llist_head list; |
| 380 | uint32_t id; |
| 381 | unsigned int gtp_version; |
| 382 | struct in_addr remote_addr; |
Harald Welte | a9b473a | 2010-12-24 21:13:26 +0100 | [diff] [blame] | 383 | int remote_restart_ctr; |
Harald Welte | d193cb3 | 2010-05-17 22:58:03 +0200 | [diff] [blame] | 384 | struct gsn_t *gsn; |
Pau Espin Pedrol | a98fead | 2018-07-09 14:39:47 +0200 | [diff] [blame] | 385 | struct llist_head pdp_list; /* list of associated pdp ctx (struct sgsn_pdp_ctx*) */ |
Pau Espin Pedrol | fa12010 | 2018-07-09 20:37:47 +0200 | [diff] [blame] | 386 | struct osmo_timer_list echo_timer; |
Pau Espin Pedrol | aa89f5d | 2019-08-28 16:08:45 +0200 | [diff] [blame] | 387 | unsigned int echo_interval; |
Harald Welte | d193cb3 | 2010-05-17 22:58:03 +0200 | [diff] [blame] | 388 | }; |
Harald Welte | cd4dd4d | 2010-05-18 17:20:49 +0200 | [diff] [blame] | 389 | struct sgsn_ggsn_ctx *sgsn_ggsn_ctx_alloc(uint32_t id); |
Jacob Erlbeck | f345612 | 2015-02-03 19:53:15 +0100 | [diff] [blame] | 390 | void sgsn_ggsn_ctx_free(struct sgsn_ggsn_ctx *ggc); |
Harald Welte | cd4dd4d | 2010-05-18 17:20:49 +0200 | [diff] [blame] | 391 | struct sgsn_ggsn_ctx *sgsn_ggsn_ctx_by_id(uint32_t id); |
Harald Welte | a9b473a | 2010-12-24 21:13:26 +0100 | [diff] [blame] | 392 | struct sgsn_ggsn_ctx *sgsn_ggsn_ctx_by_addr(struct in_addr *addr); |
Harald Welte | cd4dd4d | 2010-05-18 17:20:49 +0200 | [diff] [blame] | 393 | struct sgsn_ggsn_ctx *sgsn_ggsn_ctx_find_alloc(uint32_t id); |
Pau Espin Pedrol | 2cf70e0 | 2018-07-16 11:31:23 +0200 | [diff] [blame] | 394 | void sgsn_ggsn_ctx_drop_pdp(struct sgsn_pdp_ctx *pctx); |
Pau Espin Pedrol | ef6d78f | 2018-07-17 15:56:53 +0200 | [diff] [blame] | 395 | int sgsn_ggsn_ctx_drop_all_pdp_except(struct sgsn_ggsn_ctx *ggsn, struct sgsn_pdp_ctx *except); |
Pau Espin Pedrol | 259e303 | 2019-08-28 16:54:16 +0200 | [diff] [blame] | 396 | int sgsn_ggsn_ctx_drop_all_pdp(struct sgsn_ggsn_ctx *ggsn); |
Pau Espin Pedrol | fa12010 | 2018-07-09 20:37:47 +0200 | [diff] [blame] | 397 | void sgsn_ggsn_ctx_add_pdp(struct sgsn_ggsn_ctx *ggc, struct sgsn_pdp_ctx *pdp); |
| 398 | void sgsn_ggsn_ctx_remove_pdp(struct sgsn_ggsn_ctx *ggc, struct sgsn_pdp_ctx *pdp); |
Alexander Couzens | 176a4d2 | 2018-09-18 20:07:37 +0200 | [diff] [blame] | 399 | void sgsn_ggsn_ctx_check_echo_timer(struct sgsn_ggsn_ctx *ggc); |
Harald Welte | d193cb3 | 2010-05-17 22:58:03 +0200 | [diff] [blame] | 400 | |
Pau Espin Pedrol | 6ec5dc2 | 2019-08-28 16:52:56 +0200 | [diff] [blame] | 401 | #define LOGGGSN(ggc, level, fmt, args...) { \ |
| 402 | char _buf[INET_ADDRSTRLEN]; \ |
| 403 | LOGP(DGTP, level, "GGSN(%" PRIu32 ":%s): " fmt, (ggc)->id, inet_ntop(AF_INET, &(ggc)->remote_addr, _buf, sizeof(_buf)), ## args); \ |
| 404 | } while (0) |
| 405 | |
Harald Welte | d193cb3 | 2010-05-17 22:58:03 +0200 | [diff] [blame] | 406 | struct apn_ctx { |
| 407 | struct llist_head list; |
Harald Welte | 77289c2 | 2010-05-18 14:32:29 +0200 | [diff] [blame] | 408 | struct sgsn_ggsn_ctx *ggsn; |
Harald Welte | d193cb3 | 2010-05-17 22:58:03 +0200 | [diff] [blame] | 409 | char *name; |
Jacob Erlbeck | cb1db8b | 2015-02-03 13:47:53 +0100 | [diff] [blame] | 410 | char *imsi_prefix; |
Harald Welte | d193cb3 | 2010-05-17 22:58:03 +0200 | [diff] [blame] | 411 | char *description; |
| 412 | }; |
| 413 | |
Jacob Erlbeck | cb1db8b | 2015-02-03 13:47:53 +0100 | [diff] [blame] | 414 | struct apn_ctx *sgsn_apn_ctx_find_alloc(const char *name, const char *imsi_prefix); |
| 415 | void sgsn_apn_ctx_free(struct apn_ctx *actx); |
| 416 | struct apn_ctx *sgsn_apn_ctx_by_name(const char *name, const char *imsi_prefix); |
| 417 | struct apn_ctx *sgsn_apn_ctx_match(const char *name, const char *imsi_prefix); |
| 418 | |
Harald Welte | d193cb3 | 2010-05-17 22:58:03 +0200 | [diff] [blame] | 419 | extern struct llist_head sgsn_mm_ctxts; |
| 420 | extern struct llist_head sgsn_ggsn_ctxts; |
| 421 | extern struct llist_head sgsn_apn_ctxts; |
| 422 | extern struct llist_head sgsn_pdp_ctxts; |
| 423 | |
Harald Welte | 6463c07 | 2010-05-18 17:04:55 +0200 | [diff] [blame] | 424 | uint32_t sgsn_alloc_ptmsi(void); |
Pau Espin Pedrol | 73b2bf3 | 2018-10-30 18:00:57 +0100 | [diff] [blame] | 425 | struct sgsn_instance *sgsn_instance_alloc(void *talloc_ctx); |
| 426 | void sgsn_inst_init(struct sgsn_instance *sgsn); |
Harald Welte | 6463c07 | 2010-05-18 17:04:55 +0200 | [diff] [blame] | 427 | |
Holger Hans Peter Freyther | a273030 | 2014-03-23 18:08:26 +0100 | [diff] [blame] | 428 | char *gprs_pdpaddr2str(uint8_t *pdpa, uint8_t len); |
| 429 | |
| 430 | /* |
| 431 | * ctrl interface related work |
| 432 | */ |
Holger Hans Peter Freyther | a273030 | 2014-03-23 18:08:26 +0100 | [diff] [blame] | 433 | int sgsn_ctrl_cmds_install(void); |
| 434 | |
Holger Hans Peter Freyther | 1768a57 | 2014-04-04 12:40:34 +0200 | [diff] [blame] | 435 | /* |
Jacob Erlbeck | 423f8bf | 2014-10-24 18:09:54 +0200 | [diff] [blame] | 436 | * Authorization/ACL handling |
Holger Hans Peter Freyther | 1768a57 | 2014-04-04 12:40:34 +0200 | [diff] [blame] | 437 | */ |
Jacob Erlbeck | 3b5d407 | 2014-10-24 15:11:03 +0200 | [diff] [blame] | 438 | struct imsi_acl_entry { |
| 439 | struct llist_head list; |
| 440 | char imsi[16+1]; |
| 441 | }; |
Jacob Erlbeck | 423f8bf | 2014-10-24 18:09:54 +0200 | [diff] [blame] | 442 | |
Jacob Erlbeck | 0e8add6 | 2014-12-17 14:03:35 +0100 | [diff] [blame] | 443 | /* see GSM 09.02, 17.7.1, PDP-Context and GPRSSubscriptionData */ |
| 444 | /* see GSM 09.02, B.1, gprsSubscriptionData */ |
| 445 | struct sgsn_subscriber_pdp_data { |
| 446 | struct llist_head list; |
| 447 | |
| 448 | unsigned int context_id; |
| 449 | uint16_t pdp_type; |
| 450 | char apn_str[GSM_APN_LENGTH]; |
Holger Hans Peter Freyther | 8cedded | 2015-04-23 11:33:35 -0400 | [diff] [blame] | 451 | uint8_t qos_subscribed[20]; |
| 452 | size_t qos_subscribed_len; |
Holger Hans Peter Freyther | 5db6857 | 2017-07-09 13:18:17 +0200 | [diff] [blame] | 453 | uint8_t pdp_charg[2]; |
| 454 | bool has_pdp_charg; |
Jacob Erlbeck | 0e8add6 | 2014-12-17 14:03:35 +0100 | [diff] [blame] | 455 | }; |
| 456 | |
Jacob Erlbeck | 423f8bf | 2014-10-24 18:09:54 +0200 | [diff] [blame] | 457 | struct sgsn_subscriber_data { |
Jacob Erlbeck | 2e5e94c | 2014-12-08 15:26:47 +0100 | [diff] [blame] | 458 | struct sgsn_mm_ctx *mm; |
Jacob Erlbeck | 7921ab1 | 2014-12-08 15:52:00 +0100 | [diff] [blame] | 459 | struct gsm_auth_tuple auth_triplets[5]; |
| 460 | int auth_triplets_updated; |
Jacob Erlbeck | 0e8add6 | 2014-12-17 14:03:35 +0100 | [diff] [blame] | 461 | struct llist_head pdp_list; |
Jacob Erlbeck | af3d5c5 | 2015-01-05 17:51:17 +0100 | [diff] [blame] | 462 | int error_cause; |
Holger Hans Peter Freyther | 9ba273d | 2015-04-23 09:53:53 -0400 | [diff] [blame] | 463 | |
| 464 | uint8_t msisdn[9]; |
| 465 | size_t msisdn_len; |
Holger Hans Peter Freyther | 10c0f56 | 2015-05-17 20:58:40 +0200 | [diff] [blame] | 466 | |
| 467 | uint8_t hlr[9]; |
| 468 | size_t hlr_len; |
Holger Hans Peter Freyther | 5db6857 | 2017-07-09 13:18:17 +0200 | [diff] [blame] | 469 | |
| 470 | uint8_t pdp_charg[2]; |
| 471 | bool has_pdp_charg; |
Jacob Erlbeck | 423f8bf | 2014-10-24 18:09:54 +0200 | [diff] [blame] | 472 | }; |
| 473 | |
Jacob Erlbeck | d6267d1 | 2015-01-19 11:10:04 +0100 | [diff] [blame] | 474 | #define SGSN_ERROR_CAUSE_NONE (-1) |
| 475 | |
Jacob Erlbeck | 4275578 | 2015-01-08 12:02:12 +0100 | [diff] [blame] | 476 | #define LOGGSUBSCRP(level, subscr, fmt, args...) \ |
Jacob Erlbeck | 9999fd9 | 2015-01-15 17:08:30 +0100 | [diff] [blame] | 477 | LOGP(DGPRS, level, "SUBSCR(%s) " fmt, \ |
| 478 | (subscr) ? (subscr)->imsi : "---", \ |
Jacob Erlbeck | 4275578 | 2015-01-08 12:02:12 +0100 | [diff] [blame] | 479 | ## args) |
| 480 | |
Jacob Erlbeck | 3b5d407 | 2014-10-24 15:11:03 +0200 | [diff] [blame] | 481 | struct sgsn_config; |
| 482 | struct sgsn_instance; |
Jacob Erlbeck | f951a01 | 2014-11-07 14:17:44 +0100 | [diff] [blame] | 483 | extern const struct value_string *sgsn_auth_state_names; |
Jacob Erlbeck | 3b5d407 | 2014-10-24 15:11:03 +0200 | [diff] [blame] | 484 | |
Max | 2e48576 | 2018-12-10 18:01:47 +0100 | [diff] [blame] | 485 | void sgsn_auth_init(struct sgsn_instance *sgsn); |
Max | 40124c8 | 2018-12-10 18:17:21 +0100 | [diff] [blame] | 486 | struct imsi_acl_entry *sgsn_acl_lookup(const char *imsi, const struct sgsn_config *cfg); |
Jacob Erlbeck | 3b5d407 | 2014-10-24 15:11:03 +0200 | [diff] [blame] | 487 | int sgsn_acl_add(const char *imsi, struct sgsn_config *cfg); |
| 488 | int sgsn_acl_del(const char *imsi, struct sgsn_config *cfg); |
Jacob Erlbeck | 423f8bf | 2014-10-24 18:09:54 +0200 | [diff] [blame] | 489 | /* Request authorization */ |
Jacob Erlbeck | a0b6efb | 2014-11-13 10:48:39 +0100 | [diff] [blame] | 490 | int sgsn_auth_request(struct sgsn_mm_ctx *mm); |
| 491 | enum sgsn_auth_state sgsn_auth_state(struct sgsn_mm_ctx *mm); |
| 492 | void sgsn_auth_update(struct sgsn_mm_ctx *mm); |
Jacob Erlbeck | 7921ab1 | 2014-12-08 15:52:00 +0100 | [diff] [blame] | 493 | struct gsm_auth_tuple *sgsn_auth_get_tuple(struct sgsn_mm_ctx *mmctx, |
| 494 | unsigned key_seq); |
Jacob Erlbeck | 423f8bf | 2014-10-24 18:09:54 +0200 | [diff] [blame] | 495 | |
Jacob Erlbeck | 33b6dad | 2014-11-12 10:12:11 +0100 | [diff] [blame] | 496 | /* |
| 497 | * GPRS subscriber data |
| 498 | */ |
Neels Hofmeyr | 0e5d807 | 2017-01-10 00:49:56 +0100 | [diff] [blame] | 499 | #define GPRS_SUBSCRIBER_FIRST_CONTACT 0x00000001 |
Jacob Erlbeck | 98a95ac | 2014-11-28 14:55:25 +0100 | [diff] [blame] | 500 | #define GPRS_SUBSCRIBER_UPDATE_AUTH_INFO_PENDING (1 << 16) |
| 501 | #define GPRS_SUBSCRIBER_UPDATE_LOCATION_PENDING (1 << 17) |
| 502 | #define GPRS_SUBSCRIBER_CANCELLED (1 << 18) |
Jacob Erlbeck | 65fa3f7 | 2015-01-06 16:32:41 +0100 | [diff] [blame] | 503 | #define GPRS_SUBSCRIBER_ENABLE_PURGE (1 << 19) |
Jacob Erlbeck | 98a95ac | 2014-11-28 14:55:25 +0100 | [diff] [blame] | 504 | |
| 505 | #define GPRS_SUBSCRIBER_UPDATE_PENDING_MASK ( \ |
| 506 | GPRS_SUBSCRIBER_UPDATE_LOCATION_PENDING | \ |
| 507 | GPRS_SUBSCRIBER_UPDATE_AUTH_INFO_PENDING \ |
| 508 | ) |
Jacob Erlbeck | 33b6dad | 2014-11-12 10:12:11 +0100 | [diff] [blame] | 509 | |
Jacob Erlbeck | 39f040d | 2014-12-18 12:46:47 +0100 | [diff] [blame] | 510 | int gprs_subscr_init(struct sgsn_instance *sgi); |
Jacob Erlbeck | 98a95ac | 2014-11-28 14:55:25 +0100 | [diff] [blame] | 511 | int gprs_subscr_request_update_location(struct sgsn_mm_ctx *mmctx); |
Neels Hofmeyr | 058cd57 | 2017-02-24 06:24:45 +0100 | [diff] [blame] | 512 | int gprs_subscr_request_auth_info(struct sgsn_mm_ctx *mmctx, |
| 513 | const uint8_t *auts, |
| 514 | const uint8_t *auts_rand); |
| 515 | int gprs_subscr_auth_sync(struct gprs_subscr *subscr, |
| 516 | const uint8_t *auts, const uint8_t *auts_rand); |
Neels Hofmeyr | 0e5d807 | 2017-01-10 00:49:56 +0100 | [diff] [blame] | 517 | void gprs_subscr_cleanup(struct gprs_subscr *subscr); |
| 518 | struct gprs_subscr *gprs_subscr_get_or_create(const char *imsi); |
| 519 | struct gprs_subscr *gprs_subscr_get_or_create_by_mmctx( struct sgsn_mm_ctx *mmctx); |
| 520 | struct gprs_subscr *gprs_subscr_get_by_imsi(const char *imsi); |
| 521 | void gprs_subscr_cancel(struct gprs_subscr *subscr); |
| 522 | void gprs_subscr_update(struct gprs_subscr *subscr); |
| 523 | void gprs_subscr_update_auth_info(struct gprs_subscr *subscr); |
Jacob Erlbeck | a6ddc2d | 2014-12-12 15:01:37 +0100 | [diff] [blame] | 524 | int gprs_subscr_rx_gsup_message(struct msgb *msg); |
Jacob Erlbeck | 33b6dad | 2014-11-12 10:12:11 +0100 | [diff] [blame] | 525 | |
Jacob Erlbeck | 423f8bf | 2014-10-24 18:09:54 +0200 | [diff] [blame] | 526 | /* Called on subscriber data updates */ |
Jacob Erlbeck | 555b2e5 | 2015-01-26 13:52:42 +0100 | [diff] [blame] | 527 | void sgsn_update_subscriber_data(struct sgsn_mm_ctx *mmctx); |
Holger Hans Peter Freyther | 1768a57 | 2014-04-04 12:40:34 +0200 | [diff] [blame] | 528 | |
Holger Hans Peter Freyther | 90e9a44 | 2014-04-04 12:51:28 +0200 | [diff] [blame] | 529 | int gprs_sndcp_vty_init(void); |
| 530 | struct sgsn_instance; |
| 531 | int sgsn_gtp_init(struct sgsn_instance *sgi); |
| 532 | |
Alexander Couzens | 14314bd | 2016-07-05 09:52:52 +0200 | [diff] [blame] | 533 | void sgsn_rate_ctr_init(); |
| 534 | |
Harald Welte | 9b455bf | 2010-03-14 15:45:01 +0800 | [diff] [blame] | 535 | #endif /* _GPRS_SGSN_H */ |