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/******************************************************************************
*
* Copyright 2003-2012 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 is the private interface file for the BTA device manager.
*
******************************************************************************/
#ifndef BTA_DM_INT_H
#define BTA_DM_INT_H
#include <base/strings/stringprintf.h>
#include <memory>
#include <string>
#include "bt_target.h" // Must be first to define build configuration
#include "bta/include/bta_api.h"
#include "bta/include/bta_gatt_api.h"
#include "bta/sys/bta_sys.h"
#include "main/shim/dumpsys.h"
#ifndef CASE_RETURN_TEXT
#define CASE_RETURN_TEXT(code) \
case code: \
return #code
#endif
/*****************************************************************************
* Constants and data types
****************************************************************************/
#define BTA_COPY_DEVICE_CLASS(coddst, codsrc) \
{ \
((uint8_t*)(coddst))[0] = ((uint8_t*)(codsrc))[0]; \
((uint8_t*)(coddst))[1] = ((uint8_t*)(codsrc))[1]; \
((uint8_t*)(coddst))[2] = ((uint8_t*)(codsrc))[2]; \
}
#define BTA_DM_MSG_LEN 50
#define BTA_SERVICE_ID_TO_SERVICE_MASK(id) (1 << (id))
/* DM search events */
enum {
/* DM search API events */
BTA_DM_API_SEARCH_EVT = BTA_SYS_EVT_START(BTA_ID_DM_SEARCH),
BTA_DM_API_DISCOVER_EVT,
BTA_DM_INQUIRY_CMPL_EVT,
BTA_DM_REMT_NAME_EVT,
BTA_DM_SDP_RESULT_EVT,
BTA_DM_SEARCH_CMPL_EVT,
BTA_DM_DISCOVERY_RESULT_EVT,
BTA_DM_DISC_CLOSE_TOUT_EVT,
BTA_DM_API_QUEUE_SEARCH_EVT,
BTA_DM_API_QUEUE_DISCOVER_EVT
};
/* data type for BTA_DM_API_SEARCH_EVT and BTA_DM_API_QUEUE_SEARCH_EVT */
typedef struct {
BT_HDR_RIGID hdr;
tBTA_SERVICE_MASK services;
tBTA_DM_SEARCH_CBACK* p_cback;
} tBTA_DM_API_SEARCH;
/* data type for BTA_DM_API_DISCOVER_EVT and BTA_DM_API_QUEUE_DISCOVER_EVT */
typedef struct {
BT_HDR_RIGID hdr;
RawAddress bd_addr;
tBTA_DM_SEARCH_CBACK* p_cback;
tBT_TRANSPORT transport;
} tBTA_DM_API_DISCOVER;
typedef struct {
RawAddress bd_addr;
bool accept;
uint8_t pin_len;
uint8_t p_pin[PIN_CODE_LEN];
} tBTA_DM_API_PIN_REPLY;
typedef struct {
BT_HDR_RIGID hdr;
RawAddress bd_addr;
tBTM_IO_CAP io_cap;
tBTM_OOB_DATA oob_data;
tBTM_AUTH_REQ auth_req;
} tBTA_DM_CI_IO_REQ;
typedef struct {
RawAddress bd_addr;
Octet16 c;
Octet16 r;
bool accept;
} tBTA_DM_CI_RMT_OOB;
/* data type for BTA_DM_REMT_NAME_EVT */
typedef struct {
BT_HDR_RIGID hdr;
tBTA_DM_SEARCH result;
} tBTA_DM_REM_NAME;
/* data type for tBTA_DM_DISC_RESULT */
typedef struct {
BT_HDR_RIGID hdr;
tBTA_DM_SEARCH result;
} tBTA_DM_DISC_RESULT;
/* data type for BTA_DM_INQUIRY_CMPL_EVT */
typedef struct {
BT_HDR_RIGID hdr;
uint8_t num;
} tBTA_DM_INQUIRY_CMPL;
/* data type for BTA_DM_SDP_RESULT_EVT */
typedef struct {
BT_HDR_RIGID hdr;
uint16_t sdp_result;
} tBTA_DM_SDP_RESULT;
typedef struct {
RawAddress bd_addr;
DEV_CLASS dc;
LinkKey link_key;
uint8_t key_type;
bool link_key_known;
bool dc_known;
BD_NAME bd_name;
uint8_t pin_length;
} tBTA_DM_API_ADD_DEVICE;
typedef struct {
BT_HDR_RIGID hdr;
bool enable;
} tBTA_DM_API_BLE_FEATURE;
/* union of all data types */
typedef union {
/* GKI event buffer header */
BT_HDR_RIGID hdr;
tBTA_DM_API_SEARCH search;
tBTA_DM_API_DISCOVER discover;
tBTA_DM_REM_NAME rem_name;
tBTA_DM_DISC_RESULT disc_result;
tBTA_DM_INQUIRY_CMPL inq_cmpl;
tBTA_DM_SDP_RESULT sdp_event;
} tBTA_DM_MSG;
#define BTA_DM_NUM_PEER_DEVICE 7
typedef enum : uint8_t {
BTA_DM_NOT_CONNECTED = 0,
BTA_DM_CONNECTED = 1,
BTA_DM_UNPAIRING = 2,
} tBTA_DM_CONN_STATE;
inline std::string bta_conn_state_text(tBTA_DM_CONN_STATE state) {
switch (state) {
CASE_RETURN_TEXT(BTA_DM_NOT_CONNECTED);
CASE_RETURN_TEXT(BTA_DM_CONNECTED);
CASE_RETURN_TEXT(BTA_DM_UNPAIRING);
default:
return std::string("UNKNOWN");
}
}
typedef enum : uint8_t {
BTA_DM_DI_NONE = 0x00, /* nothing special */
BTA_DM_DI_SET_SNIFF = 0x01, /* set this bit if call BTM_SetPowerMode(sniff) */
BTA_DM_DI_INT_SNIFF = 0x02, /* set this bit if call BTM_SetPowerMode(sniff) &
enter sniff mode */
BTA_DM_DI_ACP_SNIFF = 0x04, /* set this bit if peer init sniff */
BTA_DM_DI_UNUSED = 0x08,
BTA_DM_DI_USE_SSR = 0x10, /* set this bit if ssr is supported for this link */
BTA_DM_DI_AV_ACTIVE = 0x20, /* set this bit if AV is active for this link */
} tBTA_DM_DEV_INFO_BITMASK;
typedef uint8_t tBTA_DM_DEV_INFO;
inline std::string device_info_text(tBTA_DM_DEV_INFO info) {
const char* const device_info_text[] = {
":set_sniff", ":int_sniff", ":acp_sniff",
":unused", ":use_ssr", ":av_active",
};
std::string s = base::StringPrintf("0x%02x", info);
if (info == BTA_DM_DI_NONE) return s + std::string(":none");
for (size_t i = 0; i < sizeof(device_info_text) / sizeof(device_info_text[0]);
i++) {
if (info & (1u << i)) s += std::string(device_info_text[i]);
}
return s;
}
/* set power mode request type */
#define BTA_DM_PM_RESTART 1
#define BTA_DM_PM_NEW_REQ 2
#define BTA_DM_PM_EXECUTE 3
typedef uint8_t tBTA_DM_PM_REQ;
struct sBTA_DM_PEER_DEVICE {
RawAddress peer_bdaddr;
tBTA_DM_CONN_STATE conn_state;
tBTA_PREF_ROLES pref_role;
bool in_use;
private:
friend void bta_dm_acl_up(const RawAddress& bd_addr, tBT_TRANSPORT transport);
friend void bta_dm_pm_btm_status(const RawAddress& bd_addr,
tBTM_PM_STATUS status, uint16_t value,
tHCI_STATUS hci_status);
friend void bta_dm_pm_sniff(struct sBTA_DM_PEER_DEVICE* p_peer_dev,
uint8_t index);
friend void bta_dm_rm_cback(tBTA_SYS_CONN_STATUS status, uint8_t id,
uint8_t app_id, const RawAddress& peer_addr);
friend void handle_remote_features_complete(const RawAddress& bd_addr);
tBTA_DM_DEV_INFO info;
public:
tBTA_DM_DEV_INFO Info() const { return info; }
tBTA_DM_ENCRYPT_CBACK* p_encrypt_cback;
tBTM_PM_STATUS prev_low; /* previous low power mode used */
tBTA_DM_PM_ACTION pm_mode_attempted;
tBTA_DM_PM_ACTION pm_mode_failed;
bool remove_dev_pending;
tBT_TRANSPORT transport;
};
typedef struct sBTA_DM_PEER_DEVICE tBTA_DM_PEER_DEVICE;
/* structure to store list of
active connections */
typedef struct {
tBTA_DM_PEER_DEVICE peer_device[BTA_DM_NUM_PEER_DEVICE];
uint8_t count;
uint8_t le_count;
} tBTA_DM_ACTIVE_LINK;
typedef struct {
RawAddress peer_bdaddr;
tBTA_SYS_ID id;
uint8_t app_id;
tBTA_SYS_CONN_STATUS state;
bool new_request;
std::string ToString() const {
return base::StringPrintf(
"peer:%s sys_name:%s app_id:%hhu state:%s new:request:%s",
PRIVATE_ADDRESS(peer_bdaddr), BtaIdSysText(id).c_str(), app_id,
bta_sys_conn_status_text(state).c_str(), logbool(new_request).c_str());
}
} tBTA_DM_SRVCS;
#ifndef BTA_DM_NUM_CONN_SRVS
#define BTA_DM_NUM_CONN_SRVS 30
#endif
typedef struct {
uint8_t count;
tBTA_DM_SRVCS conn_srvc[BTA_DM_NUM_CONN_SRVS];
} tBTA_DM_CONNECTED_SRVCS;
typedef struct {
#define BTA_DM_PM_SNIFF_TIMER_IDX 0
#define BTA_DM_PM_PARK_TIMER_IDX 1
#define BTA_DM_PM_SUSPEND_TIMER_IDX 2
#define BTA_DM_PM_MODE_TIMER_MAX 3
/*
* Keep three different timers for PARK, SNIFF and SUSPEND if TBFC is
* supported.
*/
alarm_t* timer[BTA_DM_PM_MODE_TIMER_MAX];
uint8_t srvc_id[BTA_DM_PM_MODE_TIMER_MAX];
uint8_t pm_action[BTA_DM_PM_MODE_TIMER_MAX];
uint8_t active; /* number of active timer */
RawAddress peer_bdaddr;
bool in_use;
} tBTA_PM_TIMER;
extern tBTA_DM_CONNECTED_SRVCS bta_dm_conn_srvcs;
#define BTA_DM_NUM_PM_TIMER 7
/* DM control block */
typedef struct {
bool is_bta_dm_active;
tBTA_DM_ACTIVE_LINK device_list;
tBTA_DM_SEC_CBACK* p_sec_cback;
tBTA_BLE_ENERGY_INFO_CBACK* p_energy_info_cback;
uint16_t state;
bool disabling;
alarm_t* disable_timer;
uint32_t wbt_sdp_handle; /* WIDCOMM Extensions SDP record handle */
uint8_t wbt_scn; /* WIDCOMM Extensions SCN */
uint8_t num_central_only;
uint8_t pm_id;
tBTA_PM_TIMER pm_timer[BTA_DM_NUM_PM_TIMER];
uint8_t cur_av_count; /* current AV connecions */
bool disable_pair_mode; /* disable pair mode or not */
bool conn_paired_only; /* allow connectable to paired device only or not */
tBTA_DM_API_SEARCH search_msg;
/* Storage for pin code request parameters */
RawAddress pin_bd_addr;
DEV_CLASS pin_dev_class;
tBTA_DM_SEC_EVT pin_evt;
tBTM_IO_CAP loc_io_caps; /* IO Capabilities of local device */
tBTM_IO_CAP rmt_io_caps; /* IO Capabilities of remote device */
tBTM_AUTH_REQ loc_auth_req; /* Authentication required for local device */
tBTM_AUTH_REQ rmt_auth_req;
uint32_t num_val; /* the numeric value for comparison. If just_works, do not
show this number to UI */
bool just_works; /* true, if "Just Works" association model */
#if (BTA_EIR_CANNED_UUID_LIST != TRUE)
/* store UUID list for EIR */
uint32_t eir_uuid[BTM_EIR_SERVICE_ARRAY_SIZE];
#if (BTA_EIR_SERVER_NUM_CUSTOM_UUID > 0)
tBTA_CUSTOM_UUID bta_custom_uuid[BTA_EIR_SERVER_NUM_CUSTOM_UUID];
#endif
#endif
tBTA_DM_ENCRYPT_CBACK* p_encrypt_cback;
alarm_t* switch_delay_timer;
} tBTA_DM_CB;
/* DM search control block */
typedef struct {
tBTA_DM_SEARCH_CBACK* p_search_cback;
tBTM_INQ_INFO* p_btm_inq_info;
tBTA_SERVICE_MASK services;
tBTA_SERVICE_MASK services_to_search;
tBTA_SERVICE_MASK services_found;
tSDP_DISCOVERY_DB* p_sdp_db;
uint16_t state;
RawAddress peer_bdaddr;
bool name_discover_done;
BD_NAME peer_name;
alarm_t* search_timer;
uint8_t service_index;
tBTA_DM_MSG* p_pending_search;
fixed_queue_t* pending_discovery_queue;
bool wait_disc;
bool sdp_results;
bluetooth::Uuid uuid;
uint8_t peer_scn;
tBT_TRANSPORT transport;
tBTA_DM_SEARCH_CBACK* p_scan_cback;
tGATT_IF client_if;
uint8_t uuid_to_search;
bool gatt_disc_active;
uint16_t conn_id;
alarm_t* gatt_close_timer; /* GATT channel close delay timer */
RawAddress pending_close_bda; /* pending GATT channel remote device address */
} tBTA_DM_SEARCH_CB;
/* DI control block */
typedef struct {
uint8_t di_num; /* total local DI record number */
uint32_t di_handle[BTA_DI_NUM_MAX]; /* local DI record handle, the first one
is primary record */
} tBTA_DM_DI_CB;
/* DM search state */
enum {
BTA_DM_SEARCH_IDLE,
BTA_DM_SEARCH_ACTIVE,
BTA_DM_SEARCH_CANCELLING,
BTA_DM_DISCOVER_ACTIVE
};
typedef struct {
DEV_CLASS dev_class; /* local device class */
uint16_t page_timeout; /* timeout for page in slots */
bool avoid_scatter; /* true to avoid scatternet when av is streaming (be the
central) */
} tBTA_DM_CFG;
extern const uint32_t bta_service_id_to_btm_srv_id_lkup_tbl[];
typedef struct {
uint8_t id;
uint8_t app_id;
uint8_t cfg;
} tBTA_DM_RM;
extern const tBTA_DM_CFG* p_bta_dm_cfg;
extern const tBTA_DM_RM* p_bta_dm_rm_cfg;
typedef struct {
uint8_t id;
uint8_t app_id;
uint8_t spec_idx; /* index of spec table to use */
} tBTA_DM_PM_CFG;
typedef struct {
tBTA_DM_PM_ACTION power_mode;
uint16_t timeout;
} tBTA_DM_PM_ACTN;
typedef struct {
uint8_t allow_mask; /* mask of sniff/hold/park modes to allow */
uint8_t ssr; /* set SSR on conn open/unpark */
tBTA_DM_PM_ACTN actn_tbl[BTA_DM_PM_NUM_EVTS][2];
} tBTA_DM_PM_SPEC;
typedef struct {
uint16_t max_lat;
uint16_t min_rmt_to;
uint16_t min_loc_to;
const char* name{nullptr};
} tBTA_DM_SSR_SPEC;
typedef struct {
uint16_t manufacturer;
uint16_t lmp_sub_version;
uint8_t lmp_version;
} tBTA_DM_LMP_VER_INFO;
extern const uint16_t bta_service_id_to_uuid_lkup_tbl[];
extern const tBTA_DM_PM_CFG* p_bta_dm_pm_cfg;
extern const tBTA_DM_PM_SPEC* p_bta_dm_pm_spec;
extern const tBTM_PM_PWR_MD* p_bta_dm_pm_md;
extern tBTA_DM_SSR_SPEC* p_bta_dm_ssr_spec;
/* update dynamic BRCM Aware EIR data */
extern const tBTA_DM_EIR_CONF bta_dm_eir_cfg;
extern const tBTA_DM_EIR_CONF* p_bta_dm_eir_cfg;
/* DM control block */
extern tBTA_DM_CB bta_dm_cb;
/* DM search control block */
extern tBTA_DM_SEARCH_CB bta_dm_search_cb;
/* DI control block */
extern tBTA_DM_DI_CB bta_dm_di_cb;
extern bool bta_dm_search_sm_execute(BT_HDR_RIGID* p_msg);
extern void bta_dm_search_sm_disable(void);
extern void bta_dm_enable(tBTA_DM_SEC_CBACK*);
extern void bta_dm_disable();
extern void bta_dm_init_cb(void);
extern void bta_dm_deinit_cb(void);
extern void bta_dm_set_dev_name(const std::vector<uint8_t>&);
extern void bta_dm_set_visibility(tBTA_DM_DISC, tBTA_DM_CONN);
extern void bta_dm_set_scan_config(tBTA_DM_MSG* p_data);
extern void bta_dm_vendor_spec_command(tBTA_DM_MSG* p_data);
extern void bta_dm_bond(const RawAddress&, tBLE_ADDR_TYPE, tBT_TRANSPORT, int);
extern void bta_dm_bond_cancel(const RawAddress&);
extern void bta_dm_pin_reply(std::unique_ptr<tBTA_DM_API_PIN_REPLY> msg);
extern void bta_dm_add_device(std::unique_ptr<tBTA_DM_API_ADD_DEVICE> msg);
extern void bta_dm_remove_device(const RawAddress& bd_addr);
extern void bta_dm_close_acl(const RawAddress&, bool, tBT_TRANSPORT);
extern void bta_dm_pm_btm_status(const RawAddress&, tBTM_PM_STATUS, uint16_t,
tHCI_STATUS);
extern void bta_dm_pm_timer(const RawAddress&, tBTA_DM_PM_ACTION);
extern void bta_dm_add_ampkey(tBTA_DM_MSG* p_data);
extern void bta_dm_add_blekey(const RawAddress& bd_addr,
tBTA_LE_KEY_VALUE blekey,
tBTM_LE_KEY_TYPE key_type);
extern void bta_dm_add_ble_device(const RawAddress& bd_addr,
tBLE_ADDR_TYPE addr_type,
tBT_DEVICE_TYPE dev_type);
extern void bta_dm_ble_passkey_reply(const RawAddress& bd_addr, bool accept,
uint32_t passkey);
extern void bta_dm_ble_confirm_reply(const RawAddress&, bool);
extern void bta_dm_ble_set_conn_params(const RawAddress&, uint16_t, uint16_t,
uint16_t, uint16_t);
extern void bta_dm_close_gatt_conn(tBTA_DM_MSG* p_data);
extern void bta_dm_ble_observe(bool, uint8_t, tBTA_DM_SEARCH_CBACK*);
extern void bta_dm_ble_update_conn_params(const RawAddress&, uint16_t, uint16_t,
uint16_t, uint16_t, uint16_t,
uint16_t);
extern void bta_dm_ble_config_local_privacy(bool);
extern void bta_dm_ble_set_data_length(const RawAddress& bd_addr);
extern void bta_dm_ble_get_energy_info(tBTA_BLE_ENERGY_INFO_CBACK*);
extern void bta_dm_set_encryption(const RawAddress&, tBT_TRANSPORT,
tBTA_DM_ENCRYPT_CBACK*, tBTM_BLE_SEC_ACT);
extern void bta_dm_confirm(const RawAddress&, bool);
extern void bta_dm_ci_rmt_oob_act(std::unique_ptr<tBTA_DM_CI_RMT_OOB> msg);
extern void bta_dm_init_pm(void);
extern void bta_dm_disable_pm(void);
extern uint8_t bta_dm_get_av_count(void);
extern void bta_dm_search_start(tBTA_DM_MSG* p_data);
extern void bta_dm_search_cancel();
extern void bta_dm_discover(tBTA_DM_MSG* p_data);
extern void bta_dm_inq_cmpl(uint8_t num);
extern void bta_dm_rmt_name(tBTA_DM_MSG* p_data);
extern void bta_dm_sdp_result(tBTA_DM_MSG* p_data);
extern void bta_dm_search_cmpl();
extern void bta_dm_free_sdp_db();
extern void bta_dm_disc_result(tBTA_DM_MSG* p_data);
extern void bta_dm_search_result(tBTA_DM_MSG* p_data);
extern void bta_dm_discovery_cmpl(tBTA_DM_MSG* p_data);
extern void bta_dm_queue_search(tBTA_DM_MSG* p_data);
extern void bta_dm_queue_disc(tBTA_DM_MSG* p_data);
extern void bta_dm_execute_queued_request();
extern bool bta_dm_is_search_request_queued();
extern void bta_dm_search_clear_queue();
extern void bta_dm_search_cancel_cmpl();
extern void bta_dm_search_cancel_notify();
extern void bta_dm_disc_rmt_name(tBTA_DM_MSG* p_data);
extern tBTA_DM_PEER_DEVICE* bta_dm_find_peer_device(
const RawAddress& peer_addr);
uint8_t bta_dm_search_get_state();
void bta_dm_search_set_state(uint8_t state);
void bta_dm_eir_update_uuid(uint16_t uuid16, bool adding);
void bta_dm_eir_update_cust_uuid(const tBTA_CUSTOM_UUID &curr, bool adding);
#undef CASE_RETURN_TEXT
#endif /* BTA_DM_INT_H */