| #ifndef OSMOCOM_GSM_0502_H |
| #define OSMOCOM_GSM_0502_H |
| |
| #include <stdint.h> |
| |
| #include <osmocom/gsm/protocol/gsm_04_08.h> |
| #include <osmocom/gsm/protocol/gsm_08_58.h> |
| |
| /* Table 5 Clause 7 TS 05.02 */ |
| static inline unsigned int |
| gsm0502_get_n_pag_blocks(struct gsm48_control_channel_descr *chan_desc) |
| { |
| if (chan_desc->ccch_conf == RSL_BCCH_CCCH_CONF_1_C) |
| return 3 - chan_desc->bs_ag_blks_res; |
| else |
| return 9 - chan_desc->bs_ag_blks_res; |
| } |
| |
| /* Chapter 6.5.2 of TS 05.02 */ |
| static inline unsigned int |
| gsm0502_get_ccch_group(uint64_t imsi, unsigned int bs_cc_chans, |
| unsigned int n_pag_blocks) |
| { |
| return (imsi % 1000) % (bs_cc_chans * n_pag_blocks) / n_pag_blocks; |
| } |
| |
| /* Chapter 6.5.2 of TS 05.02 */ |
| static inline unsigned int |
| gsm0502_get_paging_group(uint64_t imsi, unsigned int bs_cc_chans, |
| int n_pag_blocks) |
| { |
| return (imsi % 1000) % (bs_cc_chans * n_pag_blocks) % n_pag_blocks; |
| } |
| |
| unsigned int |
| gsm0502_calc_paging_group(struct gsm48_control_channel_descr *chan_desc, uint64_t imsi); |
| |
| #endif |