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#ifndef _GSM48_GPRS_H
#define _GSM48_GPRS_H
/* Table 10.4 / 10.4a, GPRS Mobility Management (GMM) */
#define GSM48_MT_GMM_ATTACH_REQ 0x01
#define GSM48_MT_GMM_ATTACH_ACK 0x02
#define GSM48_MT_GMM_ATTACH_COMPL 0x03
#define GSM48_MT_GMM_ATTACH_REJ 0x04
#define GSM48_MT_GMM_DETACH_REQ 0x05
#define GSM48_MT_GMM_DETACH_ACK 0x06
#define GSM48_MT_GMM_RA_UPD_REQ 0x08
#define GSM48_MT_GMM_RA_UPD_ACK 0x09
#define GSM48_MT_GMM_RA_UPD_COMPL 0x0a
#define GSM48_MT_GMM_RA_UPD_REJ 0x0b
#define GSM48_MT_GMM_PTMSI_REALL_CMD 0x10
#define GSM48_MT_GMM_PTMSI_REALL_COMPL 0x11
#define GSM48_MT_GMM_AUTH_CIPH_REQ 0x12
#define GSM48_MT_GMM_AUTH_CIPH_RESP 0x13
#define GSM48_MT_GMM_AUTH_CIPH_REJ 0x14
#define GSM48_MT_GMM_ID_REQ 0x15
#define GSM48_MT_GMM_ID_RESP 0x16
#define GSM48_MT_GMM_STATUS 0x20
#define GSM48_MT_GMM_INFO 0x21
/* Table 10.4a, GPRS Session Management (GSM) */
#define GSM48_MT_GSM_ACT_PDP_REQ 0x41
#define GSM48_MT_GSM_ACT_PDP_ACK 0x42
#define GSM48_MT_GSM_ACT_PDP_REJ 0x43
#define GSM48_MT_GSM_REQ_PDP_ACT 0x44
#define GSM48_MT_GSM_REQ_PDP_ACT_REJ 0x45
#define GSM48_MT_GSM_DEACT_PDP_REQ 0x46
#define GSM48_MT_GSM_DEACT_PDP_ACK 0x47
#define GSM48_MT_GSM_ACT_AA_PDP_REQ 0x50
#define GSM48_MT_GSM_ACT_AA_PDP_ACK 0x51
#define GSM48_MT_GSM_ACT_AA_PDP_REJ 0x52
#define GSM48_MT_GSM_DEACT_AA_PDP_REQ 0x53
#define GSM48_MT_GSM_DEACT_AA_PDP_ACK 0x54
#define GSM48_MT_GSM_STATUS 0x55
/* Chapter 10.5.5.2 / Table 10.5.135 */
#define GPRS_ATT_T_ATTACH 1
#define GPRS_ATT_T_ATT_WHILE_IMSI 2
#define GPRS_ATT_T_COMBINED 3
/* Chapter 10.5.5.18 / Table 105.150 */
#define GPRS_UPD_T_RA 0
#define GPRS_UPD_T_RA_LA 1
#define GPRS_UPD_T_RA_LA_IMSI_ATT 2
#define GPRS_UPD_T_PERIODIC 3
enum gsm48_gprs_ie_mm {
GSM48_IE_GMM_TIMER_READY = 0x17, /* 10.5.7.3 */
GSM48_IE_GMM_PTMSI_SIG = 0x19, /* 10.5.5.8 */
GSM48_IE_GMM_AUTH_RAND = 0x21, /* 10.5.3.1 */
GSM48_IE_GMM_AUTH_SRES = 0x22, /* 10.5.3.2 */
GSM48_IE_GMM_IMEISV = 0x23, /* 10.5.1.4 */
GSM48_IE_GMM_DRX_PARAM = 0x27, /* 10.5.5.6 */
GSM48_IE_GMM_MS_NET_CAPA = 0x31, /* 10.5.5.12 */
};
enum gsm48_gprs_ie_sm {
GSM48_IE_GSM_APN = 0x28, /* 10.5.6.1 */
GSM48_IE_GSM_PROTO_CONF_OPT = 0x27, /* 10.5.6.3 */
GSM48_IE_GSM_PDP_ADDR = 0x2b, /* 10.5.6.4 */
GSM48_IE_GSM_AA_TMR = 0x29, /* 10.5.7.3 */
GSM48_IE_GSM_NAME_FULL = 0x43, /* 10.5.3.5a */
GSM48_IE_GSM_NAME_SHORT = 0x45, /* 10.5.3.5a */
GSM48_IE_GSM_TIMEZONE = 0x46, /* 10.5.3.8 */
GSM48_IE_GSM_UTC_AND_TZ = 0x47, /* 10.5.3.9 */
GSM48_IE_GSM_LSA_ID = 0x48, /* 10.5.3.11 */
};
/* Chapter 10.4.4.15 */
struct gsm48_ra_id {
u_int8_t digits[3]; /* MCC + MNC BCD digits */
u_int16_t lac; /* Location Area Code */
u_int8_t rac; /* Routing Area Code */
} __attribute__ ((packed));
/* Chapter 9.4.15 / Table 9.4.15 */
struct gsm48_ra_upd_ack {
u_int8_t force_stby:4, /* 10.5.5.7 */
upd_result:4; /* 10.5.5.17 */
u_int8_t ra_upd_timer; /* 10.5.7.3 */
struct gsm48_ra_id ra_id; /* 10.5.5.15 */
u_int8_t data[0];
} __attribute__((packed));
/* Chapter 10.5.7.3 */
enum gsm48_gprs_tmr_unit {
GPRS_TMR_2SECONDS = 0 << 5,
GPRS_TMR_MINUTE = 1 << 5,
GPRS_TMR_6MINUTE = 2 << 5,
GPRS_TMR_DEACTIVATED = 3 << 5,
};
/* Chapter 9.4.2 / Table 9.4.2 */
struct gsm48_attach_ack {
u_int8_t att_result:4, /* 10.5.5.7 */
force_stby:4; /* 10.5.5.1 */
u_int8_t ra_upd_timer; /* 10.5.7.3 */
u_int8_t radio_prio; /* 10.5.7.2 */
struct gsm48_ra_id ra_id; /* 10.5.5.15 */
u_int8_t data[0];
} __attribute__((packed));
/* Chapter 9.5.1 / Table 9.5.1 */
struct gsm48_act_pdp_ctx_req {
u_int8_t req_nsapi;
u_int8_t req_llc_sapi;
u_int8_t req_qos_lv[4];
u_int8_t data[0];
} __attribute__((packed));
/* Chapter 9.5.2 / Table 9.5.2 */
struct gsm48_act_pdp_ctx_ack {
u_int8_t llc_sapi;
u_int8_t qos_lv[4];
u_int8_t radio_prio:4,
spare:4;
u_int8_t data[0];
} __attribute__((packed));
/* Chapter 10.5.5.14 / Table 10.5.147 */
enum gsm48_gmm_cause {
GMM_CAUSE_IMSI_UNKNOWN = 0x02,
GMM_CAUSE_ILLEGAL_MS = 0x03,
GMM_CAUSE_ILLEGAL_ME = 0x06,
GMM_CAUSE_GPRS_NOTALLOWED = 0x07,
GMM_CAUSE_GPRS_OTHER_NOTALLOWED = 0x08,
GMM_CAUSE_MS_ID_NOT_DERIVED = 0x09,
GMM_CAUSE_IMPL_DETACHED = 0x0a,
GMM_CAUSE_PLMN_NOTALLOWED = 0x0b,
GMM_CAUSE_LA_NOTALLOWED = 0x0c,
GMM_CAUSE_ROAMING_NOTALLOWED = 0x0d,
GMM_CAUSE_NO_GPRS_PLMN = 0x0e,
GMM_CAUSE_MSC_TEMP_NOTREACH = 0x10,
GMM_CAUSE_NET_FAIL = 0x11,
GMM_CAUSE_CONGESTION = 0x16,
GMM_CAUSE_SEM_INCORR_MSG = 0x5f,
GMM_CAUSE_INV_MAND_INFO = 0x60,
GMM_CAUSE_MSGT_NOTEXIST_NOTIMPL = 0x61,
GMM_CAUSE_MSGT_INCOMP_P_STATE = 0x62,
GMM_CAUSE_IE_NOTEXIST_NOTIMPL = 0x63,
GMM_CAUSE_COND_IE_ERR = 0x64,
GMM_CAUSE_MSG_INCOMP_P_STATE = 0x65,
GMM_CAUSE_PROTO_ERR_UNSPEC = 0x6f,
};
/* Chapter 10.4.6.6 / Table 10.5.157 */
enum gsm48_gsm_cause {
GSM_CAUSE_INSUFF_RSRC = 0x1a,
GSM_CAUSE_MISSING_APN = 0x1b,
GSM_CAUSE_UNKNOWN_PDP = 0x1c,
GSM_CAUSE_AUTH_FAILED = 0x1d,
GSM_CAUSE_ACT_REJ_GGSN = 0x1e,
GSM_CAUSE_ACT_REJ_UNSPEC = 0x1f,
GSM_CAUSE_SERV_OPT_NOTSUPP = 0x20,
GSM_CAUSE_REQ_SERV_OPT_NOTSUB = 0x21,
GSM_CAUSE_SERV_OPT_TEMP_OOO = 0x22,
GSM_CAUSE_NSAPI_IN_USE = 0x23,
GSM_CAUSE_DEACT_REGULAR = 0x24,
GSM_CAUSE_QOS_NOT_ACCEPTED = 0x25,
GSM_CAUSE_NET_FAIL = 0x26,
GSM_CAUSE_REACT_RQD = 0x27,
GSM_CAUSE_FEATURE_NOTSUPP = 0x28,
GSM_CAUSE_INVALID_TRANS_ID = 0x51,
GSM_CAUSE_SEM_INCORR_MSG = 0x5f,
GSM_CAUSE_INV_MAND_INFO = 0x60,
GSM_CAUSE_MSGT_NOTEXIST_NOTIMPL = 0x61,
GSM_CAUSE_MSGT_INCOMP_P_STATE = 0x62,
GSM_CAUSE_IE_NOTEXIST_NOTIMPL = 0x63,
GSM_CAUSE_COND_IE_ERR = 0x64,
GSM_CAUSE_MSG_INCOMP_P_STATE = 0x65,
GSM_CAUSE_PROTO_ERR_UNSPEC = 0x6f,
};
/* GSM TS 03.03 Chapter 2.6 */
enum gprs_tlli_tyoe {
TLLI_LOCAL,
TLLI_FOREIGN,
TLLI_RANDOM,
TLLI_AUXILIARY,
TLLI_RESERVED,
};
/* Section 6.1.2.2: Session management states on the network side */
enum gsm48_pdp_state {
PDP_S_INACTIVE,
PDP_S_ACTIVE_PENDING,
PDP_S_ACTIVE,
PDP_S_INACTIVE_PENDING,
PDP_S_MODIFY_PENDING,
};
int gprs_tlli_type(u_int32_t tlli);
struct gsm_bts *gsm48_bts_by_ra_id(struct gsm_network *net,
const u_int8_t *buf, unsigned int len);
#endif /* _GSM48_GPRS_H */
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