| #ifndef _GSM_DATA_H |
| #define _GSM_DATA_H |
| |
| #include <sys/types.h> |
| |
| #include <openbsc/timer.h> |
| #include <openbsc/gsm_04_08.h> |
| |
| #define ARRAY_SIZE(x) (sizeof(x) / sizeof((x)[0])) |
| |
| #define GSM_MAX_BTS 8 |
| #define BTS_MAX_TRX 8 |
| #define TRX_NR_TS 8 |
| #define TS_MAX_LCHAN 8 |
| |
| #define HARDCODED_ARFCN 123 |
| |
| enum gsm_hooks { |
| GSM_HOOK_NM_SWLOAD, |
| }; |
| |
| struct msgb; |
| typedef int gsm_cbfn(unsigned int hooknum, |
| unsigned int event, |
| struct msgb *msg, |
| void *data, void *param); |
| |
| /* |
| * Use the channel. As side effect the lchannel recycle timer |
| * will be started. |
| */ |
| #define LCHAN_RELEASE_TIMEOUT 4, 0 |
| #define use_lchan(lchan) \ |
| do { lchan->use_count++; \ |
| schedule_timer(&lchan->release_timer, LCHAN_RELEASE_TIMEOUT); } while(0); |
| |
| #define put_lchan(lchan) \ |
| do { lchan->use_count--; } while(0); |
| |
| /* communications link with a BTS */ |
| struct gsm_bts_link { |
| struct gsm_bts *bts; |
| }; |
| |
| enum gsm_call_type { |
| GSM_CT_NONE, |
| GSM_CT_MO, |
| GSM_CT_MT, |
| }; |
| |
| enum gsm_call_state { |
| GSM_CSTATE_NULL, |
| GSM_CSTATE_INITIATED, |
| GSM_CSTATE_ACTIVE, |
| GSM_CSTATE_RELEASE_REQ, |
| }; |
| |
| /* One end of a call */ |
| struct gsm_call { |
| enum gsm_call_type type; |
| enum gsm_call_state state; |
| u_int8_t transaction_id; /* 10.3.2 */ |
| |
| /* the 'local' subscriber */ |
| struct gsm_subscriber *subscr; |
| }; |
| |
| |
| enum gsm_phys_chan_config { |
| GSM_PCHAN_NONE, |
| GSM_PCHAN_CCCH, |
| GSM_PCHAN_CCCH_SDCCH4, |
| GSM_PCHAN_TCH_F, |
| GSM_PCHAN_TCH_H, |
| GSM_PCHAN_SDCCH8_SACCH8C, |
| GSM_PCHAN_UNKNOWN, |
| }; |
| |
| enum gsm_chan_t { |
| GSM_LCHAN_NONE, |
| GSM_LCHAN_SDCCH, |
| GSM_LCHAN_TCH_F, |
| GSM_LCHAN_TCH_H, |
| GSM_LCHAN_UNKNOWN, |
| }; |
| |
| |
| /* Channel Request reason */ |
| enum gsm_chreq_reason_t { |
| GSM_CHREQ_REASON_EMERG, |
| GSM_CHREQ_REASON_PAG, |
| GSM_CHREQ_REASON_CALL, |
| GSM_CHREQ_REASON_LOCATION_UPD, |
| GSM_CHREQ_REASON_OTHER, |
| }; |
| |
| /* |
| * LOCATION UPDATING REQUEST state |
| * |
| * Our current operation is: |
| * - Get imei/tmsi |
| * - Accept/Reject according to global policy |
| */ |
| struct gsm_loc_updating_operation { |
| struct timer_list updating_timer; |
| int waiting_for_imsi : 1; |
| int waiting_for_imei : 1; |
| }; |
| |
| struct gsm_lchan { |
| /* The TS that we're part of */ |
| struct gsm_bts_trx_ts *ts; |
| /* The logical subslot number in the TS */ |
| u_int8_t nr; |
| /* The lotical channel type */ |
| enum gsm_chan_t type; |
| /* To whom we are allocated at the moment */ |
| struct gsm_subscriber *subscr; |
| |
| /* Timer started to release the channel */ |
| struct timer_list release_timer; |
| |
| /* local end of a call, if any */ |
| struct gsm_call call; |
| |
| /* temporary user data, to be removed... and merged into gsm_call */ |
| void *user_data; |
| |
| /* |
| * Operations that have a state and might be pending |
| */ |
| struct gsm_loc_updating_operation *loc_operation; |
| |
| /* use count. how many users use this channel */ |
| unsigned int use_count; |
| }; |
| |
| struct gsm_e1_subslot { |
| /* Number of E1 link */ |
| u_int8_t e1_nr; |
| /* Number of E1 TS inside E1 link */ |
| u_int8_t e1_ts; |
| /* Sub-slot within the E1 TS, 0xff if full TS */ |
| u_int8_t e1_ts_ss; |
| }; |
| |
| #define BTS_TRX_F_ACTIVATED 0x0001 |
| /* One Timeslot in a TRX */ |
| struct gsm_bts_trx_ts { |
| struct gsm_bts_trx *trx; |
| /* number of this timeslot at the TRX */ |
| u_int8_t nr; |
| |
| enum gsm_phys_chan_config pchan; |
| |
| unsigned int flags; |
| |
| /* To which E1 subslot are we connected */ |
| struct gsm_e1_subslot e1_link; |
| |
| struct gsm_lchan lchan[TS_MAX_LCHAN]; |
| }; |
| |
| /* One TRX in a BTS */ |
| struct gsm_bts_trx { |
| struct gsm_bts *bts; |
| /* number of this TRX in the BTS */ |
| u_int8_t nr; |
| |
| u_int16_t arfcn; |
| struct gsm_bts_trx_ts ts[TRX_NR_TS]; |
| }; |
| |
| enum gsm_bts_type { |
| GSM_BTS_TYPE_UNKNOWN, |
| GSM_BTS_TYPE_BS11, |
| }; |
| |
| /* One BTS */ |
| struct gsm_bts { |
| struct gsm_network *network; |
| /* number of ths BTS in network */ |
| u_int8_t nr; |
| /* location area code of this BTS */ |
| u_int8_t location_area_code; |
| /* type of BTS */ |
| enum gsm_bts_type type; |
| |
| /* Abis network management O&M handle */ |
| struct abis_nm_h *nmh; |
| |
| /* number of this BTS on given E1 link */ |
| u_int8_t bts_nr; |
| |
| struct gsm48_control_channel_descr chan_desc; |
| |
| /* CCCH is on C0 */ |
| struct gsm_bts_trx *c0; |
| /* transceivers */ |
| int num_trx; |
| struct gsm_bts_trx trx[BTS_MAX_TRX+1]; |
| }; |
| |
| struct gsm_network { |
| /* global parameters */ |
| u_int16_t country_code; |
| u_int16_t network_code; |
| char *name_long; |
| char *name_short; |
| |
| unsigned int num_bts; |
| /* private lists */ |
| struct gsm_bts bts[GSM_MAX_BTS+1]; |
| }; |
| |
| struct gsm_network *gsm_network_init(unsigned int num_bts, u_int16_t country_code, |
| u_int16_t network_code); |
| |
| const char *gsm_pchan_name(enum gsm_phys_chan_config c); |
| const char *gsm_lchan_name(enum gsm_chan_t c); |
| const char *gsm_chreq_name(enum gsm_chreq_reason_t c); |
| |
| enum gsm_e1_event { |
| EVT_E1_NONE, |
| EVT_E1_OML_UP, |
| EVT_E1_RSL_UP, |
| EVT_E1_OML_DN, |
| EVT_E1_RSL_DN, |
| }; |
| |
| #endif |