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Diffstat (limited to 'stack/btm/btm_ble_int.h')
| -rw-r--r-- | stack/btm/btm_ble_int.h | 299 |
1 files changed, 299 insertions, 0 deletions
diff --git a/stack/btm/btm_ble_int.h b/stack/btm/btm_ble_int.h new file mode 100644 index 0000000..449de8f --- /dev/null +++ b/stack/btm/btm_ble_int.h @@ -0,0 +1,299 @@ +/****************************************************************************** + * + * Copyright (C) 1999-2012 Broadcom Corporation + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at: + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + * + ******************************************************************************/ + +/****************************************************************************** + * + * this file contains the main Bluetooth Manager (BTM) internal + * definitions. + * + ******************************************************************************/ + +#ifndef BTM_BLE_INT_H +#define BTM_BLE_INT_H + +#include "bt_target.h" +#include "gki.h" +#include "hcidefs.h" +#include "btm_ble_api.h" +#include "btm_int.h" + +#if BLE_INCLUDED == TRUE && SMP_INCLUDED == TRUE +#include "smp_api.h" +#endif + +#define BTM_BLE_CONNECT_EVT 0x00 +#define BTM_BLE_CONNECT_DIR_EVT 0x01 +#define BTM_BLE_DISCOVER_EVT 0x02 +#define BTM_BLE_NON_CONNECT_EVT 0x03 +#define BTM_BLE_SCAN_RSP_EVT 0x04 +#define BTM_BLE_SCAN_REQ_EVT 0x06 +#define BTM_BLE_UNKNOWN_EVT 0xff + +#define BTM_BLE_UNKNOWN_EVT 0xff + +/* scanning enable status */ +#define BTM_BLE_SCAN_ENABLE 0x01 +#define BTM_BLE_SCAN_DISABLE 0x00 + +/* advertising enable status */ +#define BTM_BLE_ADV_ENABLE 0x01 +#define BTM_BLE_ADV_DISABLE 0x00 + +/* use the high 4 bits unused by inquiry mode */ +#define BTM_BLE_SELECT_SCAN 0x20 +#define BTM_BLE_NAME_REQUEST 0x40 +#define BTM_BLE_OBSERVE 0x80 + +#define BTM_BLE_MAX_WL_ENTRY 1 +#define BTM_BLE_AD_DATA_LEN 31 + +#define BTM_BLE_ENC_MASK 0x03 + +#define BTM_BLE_DUPLICATE_ENABLE 1 +#define BTM_BLE_DUPLICATE_DISABLE 0 + +#define BTM_BLE_GAP_DISC_SCAN_INT 18 /* Interval(scan_int) = 11.25 ms= 0x0010 * 0.625 ms */ +#define BTM_BLE_GAP_DISC_SCAN_WIN 18 /* scan_window = 11.25 ms= 0x0010 * 0.625 ms */ +#define BTM_BLE_GAP_ADV_INT 512 /* Tgap(gen_disc) = 1.28 s= 512 * 0.625 ms */ +#define BTM_BLE_GAP_LIM_TOUT 30 /* Tgap(lim_timeout) = 30.72 s max, round down to 30 */ + + +#define BTM_BLE_SEC_REQ_ACT_NONE 0 +#define BTM_BLE_SEC_REQ_ACT_ENCRYPT 1 /* encrypt the link using current key or key refresh */ +#define BTM_BLE_SEC_REQ_ACT_PAIR 2 +#define BTM_BLE_SEC_REQ_ACT_DISCARD 3 /* discard the sec request while encryption is started but not completed */ +typedef UINT8 tBTM_BLE_SEC_REQ_ACT; + + + +typedef struct +{ + UINT16 data_mask; + UINT8 *p_flags; + UINT8 ad_data[BTM_BLE_AD_DATA_LEN]; + UINT8 *p_pad; +}tBTM_BLE_LOCAL_ADV_DATA; + +typedef struct +{ + UINT32 inq_count; /* Used for determining if a response has already been */ + /* received for the current inquiry operation. (We do not */ + /* want to flood the caller with multiple responses from */ + /* the same device. */ + BOOLEAN scan_rsp; + tBLE_BD_ADDR le_bda; +} tINQ_LE_BDADDR; + +#define BTM_BLE_ADV_DATA_LEN_MAX 31 +#define BTM_BLE_CACHE_ADV_DATA_MAX 62 + +#define BTM_BLE_VALID_PRAM(x, min, max) (((x) >= (min) && (x) <= (max)) || ((x) == BTM_BLE_CONN_PARAM_UNDEF)) + +typedef struct +{ + + UINT16 discoverable_mode; + UINT16 connectable_mode; + UINT16 br_edr_supported_flag; /* combined BR EDR discoverable and connectable mode */ + /* only meaningful when it is zero. This means + BR EDR is not supported*/ + UINT8 proc_mode; /* current procedure mode : inquiry or discovery */ + + UINT16 scan_window; + UINT16 scan_interval; + UINT8 scan_type; /* current scan type: active or passive */ + UINT16 adv_interval_min; + UINT16 adv_interval_max; + tBLE_ADDR_TYPE own_addr_type; + tBTM_BLE_AFP afp; /* advertising filter policy */ + tBTM_BLE_SFP sfp; /* scanning filter policy */ + + UINT8 evt_type; + UINT8 adv_mode; + tBLE_BD_ADDR direct_bda; + + UINT8 adv_len; + UINT8 adv_data_cache[BTM_BLE_CACHE_ADV_DATA_MAX]; + + /* inquiry BD addr database */ + UINT8 num_bd_entries; + UINT8 max_bd_entries; + + tBLE_BD_ADDR local_bda; + + tBTM_BLE_LOCAL_ADV_DATA adv_data; + tBTM_BLE_ADV_CHNL_MAP adv_chnl_map; + + TIMER_LIST_ENT inq_timer_ent; + BOOLEAN scan_rsp; + UINT8 state; /* Current state that the inquiry process is in */ + UINT8 tx_power; +} tBTM_BLE_INQ_CB; + + +/* random address resolving complete callback */ +typedef void (tBTM_BLE_RESOLVE_CBACK) (void * match_rec, void *p); + +/* random address management control block */ +typedef struct +{ + BD_ADDR private_addr; + BD_ADDR random_bda; + BOOLEAN busy; + UINT16 index; + tBTM_BLE_RESOLVE_CBACK *p_resolve_cback; + void *p; + TIMER_LIST_ENT raddr_timer_ent; +} tBTM_LE_RANDOM_CB; + +#define BTM_BLE_MAX_BG_CONN_DEV_NUM 10 + +typedef struct +{ + UINT16 min_conn_int; + UINT16 max_conn_int; + UINT16 slave_latency; + UINT16 supervision_tout; + +}tBTM_LE_CONN_PRAMS; + +/* Define BLE Device Management control structure +*/ +typedef struct +{ + /***************************************************** + ** BLE Inquiry + *****************************************************/ + tBTM_BLE_INQ_CB inq_var; + + /* background connection procedure cb value */ + tBTM_BLE_CONN_TYPE bg_conn_type; + UINT16 scan_int; + UINT16 scan_win; + tBTM_BLE_SEL_CBACK *p_select_cback; + TIMER_LIST_ENT scan_param_idle_timer; + + UINT8 bg_conn_dev_num; + BD_ADDR bg_conn_dev_list[BTM_BLE_MAX_BG_CONN_DEV_NUM]; + +#define BLE_BG_CONN_IDLE 0 +#define BLE_BG_CONN_ACTIVE 1 +#define BLE_BG_CONN_SUSPEND 2 + + UINT8 bg_conn_state; + + /* random address management control block */ + tBTM_LE_RANDOM_CB addr_mgnt_cb; + + /* white list information */ + UINT8 num_empty_filter; /* Number of entries in white list */ + UINT8 max_filter_entries; /* Maximum number of entries that can be stored */ + BOOLEAN enabled; + BOOLEAN privacy; /* privacy enabled or disabled */ + +#ifdef BTM_BLE_PC_ADV_TEST_MODE + tBTM_BLE_SCAN_REQ_CBACK *p_scan_req_cback; +#endif + +} tBTM_BLE_CB; + +#ifdef __cplusplus +extern "C" { +#endif + +extern void btm_ble_timeout(TIMER_LIST_ENT *p_tle); +extern void btm_ble_process_adv_pkt (UINT8 *p); +extern void btm_ble_proc_scan_rsp_rpt (UINT8 *p); +extern tBTM_STATUS btm_ble_read_remote_name(BD_ADDR remote_bda, tBTM_INQ_INFO *p_cur, tBTM_CMPL_CB *p_cb); +extern BOOLEAN btm_ble_cancel_remote_name(BD_ADDR remote_bda); + +extern tBTM_STATUS btm_ble_set_discoverability(UINT16 combined_mode); +extern tBTM_STATUS btm_ble_set_connectability(UINT16 combined_mode); +extern tBTM_STATUS btm_ble_start_inquiry (UINT8 mode, UINT8 duration); + +extern void btm_ble_stop_scan(void); +extern void btm_ble_att_db_init(void); +extern void btm_ble_init (void); +extern void btm_ble_connected (UINT8 *bda, UINT16 handle, UINT8 enc_mode, UINT8 role); +extern void btm_ble_read_remote_features_complete(UINT8 *p); +extern void btm_ble_stop_adv(void); +extern void btm_ble_write_adv_enable_complete(UINT8 * p); + +/* LE security function from btm_sec.c */ +#if BLE_INCLUDED == TRUE && SMP_INCLUDED == TRUE +extern void btm_ble_link_sec_check(BD_ADDR bd_addr, tBTM_LE_AUTH_REQ auth_req, tBTM_BLE_SEC_REQ_ACT *p_sec_req_act); +extern void btm_ble_ltk_request_reply(BD_ADDR bda, BOOLEAN use_stk, BT_OCTET16 stk); +extern UINT8 btm_proc_smp_cback(tSMP_EVT event, BD_ADDR bd_addr, tSMP_EVT_DATA *p_data); +extern tBTM_STATUS btm_ble_set_encryption (BD_ADDR bd_addr, void *p_ref_data, UINT8 link_role); +extern void btm_ble_ltk_request(UINT16 handle, UINT8 rand[8], UINT16 ediv); +extern BOOLEAN btm_ble_start_encrypt(BD_ADDR bda, BOOLEAN use_stk, BT_OCTET16 stk); +extern void btm_ble_link_encrypted(BD_ADDR bd_addr, UINT8 encr_enable); +#endif + +/* LE device management functions */ +extern void btm_ble_reset_id( void ); + +/* security related functions */ +extern void btm_ble_increment_sign_ctr(BD_ADDR bd_addr, BOOLEAN is_local ); +extern BOOLEAN btm_get_local_div (BD_ADDR bd_addr, UINT16 *p_div); +extern BOOLEAN btm_ble_check_link_type (BD_ADDR bd_addr); +extern BOOLEAN btm_ble_get_enc_key_type(BD_ADDR bd_addr, UINT8 *p_key_types); + +extern void btm_ble_rand_enc_complete (UINT8 *p, UINT16 op_code, tBTM_RAND_ENC_CB *p_enc_cplt_cback); +extern void btm_sec_save_le_key(BD_ADDR bd_addr, tBTM_LE_KEY_TYPE key_type, tBTM_LE_KEY_VALUE *p_keys, BOOLEAN pass_to_application); +extern void btm_ble_update_sec_key_size(BD_ADDR bd_addr, UINT8 enc_key_size); +extern UINT8 btm_ble_read_sec_key_size(BD_ADDR bd_addr); + +/* white list function */ +extern BOOLEAN btm_update_dev_to_white_list(BOOLEAN to_add, BD_ADDR bd_addr,tBLE_ADDR_TYPE addr_type); +extern BOOLEAN btm_update_bg_conn_list(BOOLEAN to_add, BD_ADDR bd_addr); +extern void btm_update_scanner_filter_policy(tBTM_BLE_SFP scan_policy); +extern void btm_update_adv_filter_policy(tBTM_BLE_AFP adv_policy); +extern void btm_ble_clear_white_list (void); +extern void btm_write_bg_conn_wl(void); + +/* background connection function */ +extern void btm_ble_suspend_bg_conn(void); +extern BOOLEAN btm_ble_resume_bg_conn(tBTM_BLE_SEL_CBACK *p_sele_callback, BOOLEAN def_param); +extern void btm_ble_update_bg_state(void); +extern void btm_ble_initiate_select_conn(BD_ADDR bda); +extern BOOLEAN btm_ble_start_auto_conn(BOOLEAN start); +extern BOOLEAN btm_ble_start_select_conn(BOOLEAN start,tBTM_BLE_SEL_CBACK *p_select_cback); +extern BOOLEAN btm_ble_find_dev_in_whitelist(BD_ADDR bd_addr); +extern BOOLEAN btm_ble_renew_bg_conn_params(BOOLEAN add, BD_ADDR bd_addr); +extern void btm_ble_scan_param_idle(void); +extern UINT8 btm_ble_count_unconn_dev_in_whitelist(void); + +/* BLE address management */ +extern tBLE_ADDR_TYPE btm_ble_map_bda_to_conn_bda(BD_ADDR bda); +extern void btm_gen_resolvable_private_addr (void); +extern void btm_gen_non_resolvable_private_addr (void); +extern void btm_ble_resolve_random_addr(BD_ADDR random_bda, tBTM_BLE_RESOLVE_CBACK * p_cback, void *p); + +#if BTM_BLE_CONFORMANCE_TESTING == TRUE +BT_API extern void btm_ble_set_no_disc_if_pair_fail (BOOLEAN disble_disc); +BT_API extern void btm_ble_set_test_mac_value (BOOLEAN enable, UINT8 *p_test_mac_val); +BT_API extern void btm_ble_set_test_local_sign_cntr_value(BOOLEAN enable, UINT32 test_local_sign_cntr); +#endif + + +#ifdef __cplusplus +} +#endif + +#endif |