| /* |
| * Copyright (c) 2017-2020 Nordic Semiconductor ASA |
| * |
| * SPDX-License-Identifier: Apache-2.0 |
| */ |
| |
| #define ULL_ADV_RANDOM_DELAY HAL_TICKER_US_TO_TICKS(10000) |
| |
| /* Bitmask value returned by ull_adv_is_enabled() */ |
| #define ULL_ADV_ENABLED_BITMASK_ENABLED BIT(0) |
| |
| /* Helper functions to initialise and reset ull_adv module */ |
| int ull_adv_init(void); |
| int ull_adv_reset(void); |
| int ull_adv_reset_finalize(void); |
| |
| /* Return ll_adv_set context (unconditional) */ |
| struct ll_adv_set *ull_adv_set_get(uint8_t handle); |
| |
| /* Return the adv set handle given the adv set instance */ |
| uint16_t ull_adv_handle_get(struct ll_adv_set *adv); |
| |
| /* Return ll_adv_set context if enabled */ |
| struct ll_adv_set *ull_adv_is_enabled_get(uint8_t handle); |
| |
| /* Return enabled status of a set */ |
| int ull_adv_is_enabled(uint8_t handle); |
| |
| /* Return filter policy used */ |
| uint32_t ull_adv_filter_pol_get(uint8_t handle); |
| |
| /* Return ll_adv_set context if created */ |
| struct ll_adv_set *ull_adv_is_created_get(uint8_t handle); |
| |
| /* Helper function to construct AD data */ |
| uint8_t ull_adv_data_set(struct ll_adv_set *adv, uint8_t len, |
| uint8_t const *const data); |
| |
| /* Helper function to construct SR data */ |
| uint8_t ull_scan_rsp_set(struct ll_adv_set *adv, uint8_t len, |
| uint8_t const *const data); |
| |
| /* Update AdvA and TgtA (if application) in advertising PDU */ |
| const uint8_t *ull_adv_pdu_update_addrs(struct ll_adv_set *adv, |
| struct pdu_adv *pdu); |
| |
| #if defined(CONFIG_BT_CTLR_ADV_EXT) |
| |
| #define ULL_ADV_PDU_HDR_FIELD_ADVA BIT(0) |
| #define ULL_ADV_PDU_HDR_FIELD_SYNC_INFO BIT(5) |
| #define ULL_ADV_PDU_HDR_FIELD_AD_DATA BIT(8) |
| |
| /* helper function to handle adv done events */ |
| void ull_adv_done(struct node_rx_event_done *done); |
| |
| /* Helper functions to initialise and reset ull_adv_aux module */ |
| int ull_adv_aux_init(void); |
| int ull_adv_aux_reset(void); |
| |
| /* Return the aux set handle given the aux set instance */ |
| uint8_t ull_adv_aux_handle_get(struct ll_adv_aux_set *aux); |
| |
| /* Helper to read back random address */ |
| uint8_t const *ll_adv_aux_random_addr_get(struct ll_adv_set const *const adv, |
| uint8_t *const addr); |
| |
| /* helper function to initialize event timings */ |
| uint32_t ull_adv_aux_evt_init(struct ll_adv_aux_set *aux); |
| |
| /* helper function to start auxiliary advertising */ |
| uint32_t ull_adv_aux_start(struct ll_adv_aux_set *aux, uint32_t ticks_anchor, |
| uint32_t ticks_slot_overhead); |
| |
| /* helper function to stop auxiliary advertising */ |
| uint8_t ull_adv_aux_stop(struct ll_adv_aux_set *aux); |
| |
| /* helper function to acquire and initialize auxiliary advertising instance */ |
| struct ll_adv_aux_set *ull_adv_aux_acquire(struct lll_adv *lll); |
| |
| /* helper function to release auxiliary advertising instance */ |
| void ull_adv_aux_release(struct ll_adv_aux_set *aux); |
| |
| /* helper function to schedule a mayfly to get aux offset */ |
| void ull_adv_aux_offset_get(struct ll_adv_set *adv); |
| |
| /* helper function to set/clear common extended header format fields */ |
| uint8_t ull_adv_aux_hdr_set_clear(struct ll_adv_set *adv, |
| uint16_t sec_hdr_add_fields, |
| uint16_t sec_hdr_rem_fields, |
| void *value, |
| struct pdu_adv_adi *adi, |
| uint8_t *pri_idx); |
| |
| /* helper function to calculate common ext adv payload header length and |
| * adjust the data pointer. |
| * NOTE: This function reverts the header data pointer if there is no |
| * header fields flags set, and hence no header fields have been |
| * populated. |
| */ |
| static inline uint8_t |
| ull_adv_aux_hdr_len_calc(struct pdu_adv_com_ext_adv *com_hdr, uint8_t **dptr) |
| { |
| uint8_t len; |
| |
| len = *dptr - (uint8_t *)com_hdr; |
| if (len <= (offsetof(struct pdu_adv_com_ext_adv, ext_hdr_adv_data) + |
| sizeof(struct pdu_adv_ext_hdr))) { |
| len = offsetof(struct pdu_adv_com_ext_adv, |
| ext_hdr_adv_data); |
| *dptr = (uint8_t *)com_hdr + len; |
| } |
| |
| return len; |
| } |
| |
| /* helper function to fill common ext adv payload header length */ |
| static inline void |
| ull_adv_aux_hdr_len_fill(struct pdu_adv_com_ext_adv *com_hdr, uint8_t len) |
| { |
| com_hdr->ext_hdr_len = len - offsetof(struct pdu_adv_com_ext_adv, |
| ext_hdr_adv_data); |
| |
| } |
| |
| /* helper function to fill the aux ptr structure in common ext adv payload */ |
| void ull_adv_aux_ptr_fill(uint8_t **dptr, uint8_t phy_s); |
| |
| int ull_adv_sync_init(void); |
| int ull_adv_sync_reset(void); |
| |
| /* helper function to start periodic advertising */ |
| uint32_t ull_adv_sync_start(struct ll_adv_sync_set *sync, |
| uint32_t ticks_anchor); |
| |
| /* helper function to schedule a mayfly to get sync offset */ |
| void ull_adv_sync_offset_get(struct ll_adv_set *adv); |
| |
| int ull_adv_iso_init(void); |
| int ull_adv_iso_reset(void); |
| #endif /* CONFIG_BT_CTLR_ADV_EXT */ |