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      1 /******************************************************************************
      2  *
      3  *  Copyright (C) 2003-2014 Broadcom Corporation
      4  *
      5  *  Licensed under the Apache License, Version 2.0 (the "License");
      6  *  you may not use this file except in compliance with the License.
      7  *  You may obtain a copy of the License at:
      8  *
      9  *  http://www.apache.org/licenses/LICENSE-2.0
     10  *
     11  *  Unless required by applicable law or agreed to in writing, software
     12  *  distributed under the License is distributed on an "AS IS" BASIS,
     13  *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
     14  *  See the License for the specific language governing permissions and
     15  *  limitations under the License.
     16  *
     17  ******************************************************************************/
     18 
     19 /******************************************************************************
     20  *
     21  *  This is the public interface file for BTA, Broadcom's Bluetooth
     22  *  application layer for mobile phones.
     23  *
     24  ******************************************************************************/
     25 #ifndef BTA_API_H
     26 #define BTA_API_H
     27 
     28 #include <hardware/bt_common_types.h>
     29 #include <memory>
     30 #include "bt_target.h"
     31 #include "bt_types.h"
     32 #include "btm_api.h"
     33 #include "btm_ble_api.h"
     34 
     35 /*****************************************************************************
     36  *  Constants and data types
     37  ****************************************************************************/
     38 
     39 /* Status Return Value */
     40 #define BTA_SUCCESS 0 /* Successful operation. */
     41 #define BTA_FAILURE 1 /* Generic failure. */
     42 #define BTA_PENDING 2 /* API cannot be completed right now */
     43 #define BTA_BUSY 3
     44 #define BTA_NO_RESOURCES 4
     45 #define BTA_WRONG_MODE 5
     46 
     47 typedef uint8_t tBTA_STATUS;
     48 
     49 /*
     50  * Service ID
     51  *
     52  * NOTES: When you add a new Service ID for BTA AND require to change the value
     53  * of BTA_MAX_SERVICE_ID,
     54  *        make sure that the correct security ID of the new service from
     55  * Security service definitions (btm_api.h)
     56  *        should be added to bta_service_id_to_btm_srv_id_lkup_tbl table in
     57  * bta_dm_act.c.
     58  */
     59 
     60 #define BTA_RES_SERVICE_ID 0         /* Reserved */
     61 #define BTA_SPP_SERVICE_ID 1         /* Serial port profile. */
     62 #define BTA_DUN_SERVICE_ID 2         /* Dial-up networking profile. */
     63 #define BTA_A2DP_SOURCE_SERVICE_ID 3 /* A2DP Source profile. */
     64 #define BTA_LAP_SERVICE_ID 4         /* LAN access profile. */
     65 #define BTA_HSP_SERVICE_ID 5         /* Headset profile. */
     66 #define BTA_HFP_SERVICE_ID 6         /* Hands-free profile. */
     67 #define BTA_OPP_SERVICE_ID 7         /* Object push  */
     68 #define BTA_FTP_SERVICE_ID 8         /* File transfer */
     69 #define BTA_CTP_SERVICE_ID 9         /* Cordless Terminal */
     70 #define BTA_ICP_SERVICE_ID 10        /* Intercom Terminal */
     71 #define BTA_SYNC_SERVICE_ID 11       /* Synchronization */
     72 #define BTA_BPP_SERVICE_ID 12        /* Basic printing profile */
     73 #define BTA_BIP_SERVICE_ID 13        /* Basic Imaging profile */
     74 #define BTA_PANU_SERVICE_ID 14       /* PAN User */
     75 #define BTA_NAP_SERVICE_ID 15        /* PAN Network access point */
     76 #define BTA_GN_SERVICE_ID 16         /* PAN Group Ad-hoc networks */
     77 #define BTA_SAP_SERVICE_ID 17        /* SIM Access profile */
     78 #define BTA_A2DP_SINK_SERVICE_ID 18  /* A2DP Sink */
     79 #define BTA_AVRCP_SERVICE_ID 19      /* A/V remote control */
     80 #define BTA_HID_SERVICE_ID 20        /* HID */
     81 #define BTA_VDP_SERVICE_ID 21        /* Video distribution */
     82 #define BTA_PBAP_SERVICE_ID 22       /* PhoneBook Access Server*/
     83 #define BTA_HSP_HS_SERVICE_ID 23     /* HFP HS role */
     84 #define BTA_HFP_HS_SERVICE_ID 24     /* HSP HS role */
     85 #define BTA_MAP_SERVICE_ID 25        /* Message Access Profile */
     86 #define BTA_MN_SERVICE_ID 26         /* Message Notification Service */
     87 #define BTA_HDP_SERVICE_ID 27        /* Health Device Profile */
     88 #define BTA_PCE_SERVICE_ID 28        /* PhoneBook Access Client */
     89 #define BTA_SDP_SERVICE_ID 29        /* SDP Search */
     90 #define BTA_HIDD_SERVICE_ID 30       /* HID Device */
     91 
     92 /* BLE profile service ID */
     93 #define BTA_BLE_SERVICE_ID 31  /* GATT profile */
     94 #define BTA_USER_SERVICE_ID 32 /* User requested UUID */
     95 #define BTA_MAX_SERVICE_ID 33
     96 
     97 /* service IDs (BTM_SEC_SERVICE_FIRST_EMPTY + 1) to (BTM_SEC_MAX_SERVICES - 1)
     98  * are used by BTA JV */
     99 #define BTA_FIRST_JV_SERVICE_ID (BTM_SEC_SERVICE_FIRST_EMPTY + 1)
    100 #define BTA_LAST_JV_SERVICE_ID (BTM_SEC_MAX_SERVICES - 1)
    101 
    102 typedef uint8_t tBTA_SERVICE_ID;
    103 
    104 /* Service ID Mask */
    105 #define BTA_RES_SERVICE_MASK 0x00000001    /* Reserved */
    106 #define BTA_SPP_SERVICE_MASK 0x00000002    /* Serial port profile. */
    107 #define BTA_DUN_SERVICE_MASK 0x00000004    /* Dial-up networking profile. */
    108 #define BTA_FAX_SERVICE_MASK 0x00000008    /* Fax profile. */
    109 #define BTA_LAP_SERVICE_MASK 0x00000010    /* LAN access profile. */
    110 #define BTA_HSP_SERVICE_MASK 0x00000020    /* HSP AG role. */
    111 #define BTA_HFP_SERVICE_MASK 0x00000040    /* HFP AG role */
    112 #define BTA_OPP_SERVICE_MASK 0x00000080    /* Object push  */
    113 #define BTA_FTP_SERVICE_MASK 0x00000100    /* File transfer */
    114 #define BTA_CTP_SERVICE_MASK 0x00000200    /* Cordless Terminal */
    115 #define BTA_ICP_SERVICE_MASK 0x00000400    /* Intercom Terminal */
    116 #define BTA_SYNC_SERVICE_MASK 0x00000800   /* Synchronization */
    117 #define BTA_BPP_SERVICE_MASK 0x00001000    /* Print server */
    118 #define BTA_BIP_SERVICE_MASK 0x00002000    /* Basic Imaging */
    119 #define BTA_PANU_SERVICE_MASK 0x00004000   /* PAN User */
    120 #define BTA_NAP_SERVICE_MASK 0x00008000    /* PAN Network access point */
    121 #define BTA_GN_SERVICE_MASK 0x00010000     /* PAN Group Ad-hoc networks */
    122 #define BTA_SAP_SERVICE_MASK 0x00020000    /* PAN Group Ad-hoc networks */
    123 #define BTA_A2DP_SERVICE_MASK 0x00040000   /* Advanced audio distribution */
    124 #define BTA_AVRCP_SERVICE_MASK 0x00080000  /* A/V remote control */
    125 #define BTA_HID_SERVICE_MASK 0x00100000    /* HID */
    126 #define BTA_VDP_SERVICE_MASK 0x00200000    /* Video distribution */
    127 #define BTA_PBAP_SERVICE_MASK 0x00400000   /* Phone Book Server */
    128 #define BTA_HSP_HS_SERVICE_MASK 0x00800000 /* HFP HS role */
    129 #define BTA_HFP_HS_SERVICE_MASK 0x01000000 /* HSP HS role */
    130 #define BTA_MAS_SERVICE_MASK 0x02000000    /* Message Access Profile */
    131 #define BTA_MN_SERVICE_MASK 0x04000000     /* Message Notification Profile */
    132 #define BTA_HL_SERVICE_MASK 0x08000000     /* Health Device Profile */
    133 #define BTA_PCE_SERVICE_MASK 0x10000000    /* Phone Book Client */
    134 #define BTA_HIDD_SERVICE_MASK 0x20000000   /* HID Device */
    135 
    136 #define BTA_BLE_SERVICE_MASK 0x40000000  /* GATT based service */
    137 #define BTA_ALL_SERVICE_MASK 0x7FFFFFFF  /* All services supported by BTA. */
    138 #define BTA_USER_SERVICE_MASK 0x80000000 /* Message Notification Profile */
    139 
    140 typedef uint32_t tBTA_SERVICE_MASK;
    141 
    142 /* extended service mask, including mask with one or more GATT UUID */
    143 typedef struct {
    144   tBTA_SERVICE_MASK srvc_mask;
    145   uint8_t num_uuid;
    146   tBT_UUID* p_uuid;
    147 } tBTA_SERVICE_MASK_EXT;
    148 
    149 /* Security Setting Mask */
    150 #define BTA_SEC_NONE BTM_SEC_NONE /* No security. */
    151 #define BTA_SEC_AUTHORIZE                                               \
    152   (BTM_SEC_IN_AUTHORIZE) /* Authorization required (only needed for out \
    153                             going connection )*/
    154 #define BTA_SEC_AUTHENTICATE \
    155   (BTM_SEC_IN_AUTHENTICATE | \
    156    BTM_SEC_OUT_AUTHENTICATE) /* Authentication required. */
    157 #define BTA_SEC_ENCRYPT \
    158   (BTM_SEC_IN_ENCRYPT | BTM_SEC_OUT_ENCRYPT) /* Encryption required. */
    159 #define BTA_SEC_MODE4_LEVEL4                                               \
    160   (BTM_SEC_MODE4_LEVEL4) /* Mode 4 level 4 service, i.e. incoming/outgoing \
    161                             MITM and P-256 encryption */
    162 #define BTA_SEC_MITM \
    163   (BTM_SEC_IN_MITM | BTM_SEC_OUT_MITM) /* Man-In-The_Middle protection */
    164 #define BTA_SEC_IN_16_DIGITS \
    165   (BTM_SEC_IN_MIN_16_DIGIT_PIN) /* Min 16 digit for pin code */
    166 
    167 typedef uint16_t tBTA_SEC;
    168 
    169 /* Ignore for Discoverable, Connectable, Pairable and Connectable Paired only
    170  * device modes */
    171 #define BTA_DM_IGNORE 0x00FF
    172 
    173 /* Ignore for Discoverable, Connectable only for LE modes */
    174 #define BTA_DM_LE_IGNORE 0xFF00
    175 
    176 #define BTA_APP_ID_PAN_MULTI 0xFE /* app id for pan multiple connection */
    177 #define BTA_ALL_APP_ID 0xFF
    178 
    179 /* Discoverable Modes */
    180 #define BTA_DM_NON_DISC BTM_NON_DISCOVERABLE /* Device is not discoverable. */
    181 #define BTA_DM_GENERAL_DISC                         \
    182   BTM_GENERAL_DISCOVERABLE /* General discoverable. \
    183                               */
    184 #define BTA_DM_BLE_NON_DISCOVERABLE \
    185   BTM_BLE_NON_DISCOVERABLE /* Device is not LE discoverable */
    186 #define BTA_DM_BLE_GENERAL_DISCOVERABLE \
    187   BTM_BLE_GENERAL_DISCOVERABLE /* Device is LE General discoverable */
    188 #define BTA_DM_BLE_LIMITED_DISCOVERABLE \
    189   BTM_BLE_LIMITED_DISCOVERABLE /* Device is LE Limited discoverable */
    190 typedef uint16_t
    191     tBTA_DM_DISC; /* this discoverability mode is a bit mask among BR mode and
    192                      LE mode */
    193 
    194 /* Connectable Modes */
    195 #define BTA_DM_NON_CONN BTM_NON_CONNECTABLE /* Device is not connectable. */
    196 #define BTA_DM_CONN BTM_CONNECTABLE         /* Device is connectable. */
    197 #define BTA_DM_BLE_NON_CONNECTABLE \
    198   BTM_BLE_NON_CONNECTABLE /* Device is LE non-connectable. */
    199 #define BTA_DM_BLE_CONNECTABLE \
    200   BTM_BLE_CONNECTABLE /* Device is LE connectable. */
    201 
    202 typedef uint16_t tBTA_DM_CONN;
    203 
    204 #define BTA_TRANSPORT_UNKNOWN 0
    205 #define BTA_TRANSPORT_BR_EDR BT_TRANSPORT_BR_EDR
    206 #define BTA_TRANSPORT_LE BT_TRANSPORT_LE
    207 typedef tBT_TRANSPORT tBTA_TRANSPORT;
    208 
    209 /* Pairable Modes */
    210 #define BTA_DM_PAIRABLE 1
    211 #define BTA_DM_NON_PAIRABLE 0
    212 
    213 /* Connectable Paired Only Mode */
    214 #define BTA_DM_CONN_ALL 0
    215 #define BTA_DM_CONN_PAIRED 1
    216 
    217 /* Inquiry Modes */
    218 #define BTA_DM_INQUIRY_NONE BTM_INQUIRY_NONE /*No BR inquiry. */
    219 #define BTA_DM_GENERAL_INQUIRY \
    220   BTM_GENERAL_INQUIRY /* Perform general inquiry. */
    221 #define BTA_DM_LIMITED_INQUIRY \
    222   BTM_LIMITED_INQUIRY /* Perform limited inquiry. */
    223 
    224 #define BTA_BLE_INQUIRY_NONE BTM_BLE_INQUIRY_NONE
    225 #define BTA_BLE_GENERAL_INQUIRY \
    226   BTM_BLE_GENERAL_INQUIRY /* Perform LE general inquiry. */
    227 #define BTA_BLE_LIMITED_INQUIRY \
    228   BTM_BLE_LIMITED_INQUIRY /* Perform LE limited inquiry. */
    229 typedef uint8_t tBTA_DM_INQ_MODE;
    230 
    231 /* Inquiry Filter Type */
    232 #define BTA_DM_INQ_CLR BTM_CLR_INQUIRY_FILTER /* Clear inquiry filter. */
    233 #define BTA_DM_INQ_DEV_CLASS \
    234   BTM_FILTER_COND_DEVICE_CLASS /* Filter on device class. */
    235 #define BTA_DM_INQ_BD_ADDR \
    236   BTM_FILTER_COND_BD_ADDR /* Filter on a specific  BD address. */
    237 
    238 typedef uint8_t tBTA_DM_INQ_FILT;
    239 
    240 /* Authorize Response */
    241 #define BTA_DM_AUTH_PERM \
    242   0 /* Authorized for future connections to the service */
    243 #define BTA_DM_AUTH_TEMP 1 /* Authorized for current connection only */
    244 #define BTA_DM_NOT_AUTH 2  /* Not authorized for the service */
    245 
    246 typedef uint8_t tBTA_AUTH_RESP;
    247 
    248 /* M/S preferred roles */
    249 #define BTA_ANY_ROLE 0x00
    250 #define BTA_MASTER_ROLE_PREF 0x01
    251 #define BTA_MASTER_ROLE_ONLY 0x02
    252 #define BTA_SLAVE_ROLE_ONLY \
    253   0x03 /* Used for PANU only, skip role switch to master */
    254 
    255 typedef uint8_t tBTA_PREF_ROLES;
    256 
    257 enum {
    258 
    259   BTA_DM_NO_SCATTERNET,      /* Device doesn't support scatternet, it might
    260                                 support "role switch during connection" for
    261                                 an incoming connection, when it already has
    262                                 another connection in master role */
    263   BTA_DM_PARTIAL_SCATTERNET, /* Device supports partial scatternet. It can have
    264                                 simulateous connection in Master and Slave roles
    265                                 for short period of time */
    266   BTA_DM_FULL_SCATTERNET /* Device can have simultaneous connection in master
    267                             and slave roles */
    268 
    269 };
    270 
    271 /* Inquiry filter device class condition */
    272 typedef struct {
    273   DEV_CLASS dev_class;      /* device class of interest */
    274   DEV_CLASS dev_class_mask; /* mask to determine the bits of device class of
    275                                interest */
    276 } tBTA_DM_COD_COND;
    277 
    278 /* Inquiry Filter Condition */
    279 typedef union {
    280   BD_ADDR bd_addr;                 /* BD address of  device to filter. */
    281   tBTA_DM_COD_COND dev_class_cond; /* Device class filter condition */
    282 } tBTA_DM_INQ_COND;
    283 
    284 /* Inquiry Parameters */
    285 typedef struct {
    286   tBTA_DM_INQ_MODE mode; /* Inquiry mode, limited or general. */
    287   uint8_t duration;      /* Inquiry duration in 1.28 sec units. */
    288   uint8_t max_resps; /* Maximum inquiry responses.  Set to zero for unlimited
    289                         responses. */
    290   bool report_dup; /* report duplicated inquiry response with higher RSSI value
    291                       */
    292   tBTA_DM_INQ_FILT filter_type; /* Filter condition type. */
    293   tBTA_DM_INQ_COND filter_cond; /* Filter condition data. */
    294 #if (BTA_HOST_INTERLEAVE_SEARCH == TRUE)
    295   uint8_t intl_duration
    296       [4]; /*duration array storing the interleave scan's time portions*/
    297 #endif
    298 } tBTA_DM_INQ;
    299 
    300 typedef struct {
    301   uint8_t bta_dm_eir_min_name_len; /* minimum length of local name when it is
    302                                       shortened */
    303 #if (BTA_EIR_CANNED_UUID_LIST == TRUE)
    304   uint8_t bta_dm_eir_uuid16_len; /* length of 16-bit UUIDs */
    305   uint8_t* bta_dm_eir_uuid16;    /* 16-bit UUIDs */
    306 #else
    307   uint32_t uuid_mask[BTM_EIR_SERVICE_ARRAY_SIZE]; /* mask of UUID list in EIR */
    308 #endif
    309   int8_t* bta_dm_eir_inq_tx_power;     /* Inquiry TX power         */
    310   uint8_t bta_dm_eir_flag_len;         /* length of flags in bytes */
    311   uint8_t* bta_dm_eir_flags;           /* flags for EIR */
    312   uint8_t bta_dm_eir_manufac_spec_len; /* length of manufacturer specific in
    313                                           bytes */
    314   uint8_t* bta_dm_eir_manufac_spec;    /* manufacturer specific */
    315   uint8_t bta_dm_eir_additional_len;   /* length of additional data in bytes */
    316   uint8_t* bta_dm_eir_additional;      /* additional data */
    317 } tBTA_DM_EIR_CONF;
    318 
    319 /* advertising filter policy */
    320 typedef tBTM_BLE_AFP tBTA_BLE_AFP;
    321 
    322 enum {
    323   BTA_BLE_BATCH_SCAN_MODE_PASS = 1,
    324   BTA_BLE_BATCH_SCAN_MODE_ACTI = 2,
    325   BTA_BLE_BATCH_SCAN_MODE_PASS_ACTI = 3
    326 };
    327 typedef uint8_t tBTA_BLE_BATCH_SCAN_MODE;
    328 
    329 enum { BTA_BLE_DISCARD_OLD_ITEMS = 0, BTA_BLE_DISCARD_LOWER_RSSI_ITEMS = 1 };
    330 typedef uint8_t tBTA_BLE_DISCARD_RULE;
    331 
    332 enum { BTA_BLE_ADV_SEEN_FIRST_TIME = 0, BTA_BLE_ADV_TRACKING_TIMEOUT = 1 };
    333 typedef uint8_t tBTA_BLE_ADV_CHANGE_REASON;
    334 
    335 /* BLE customer specific feature function type definitions */
    336 /* data type used on customer specific feature for RSSI monitoring */
    337 #define BTA_BLE_RSSI_ALERT_HI 0
    338 #define BTA_BLE_RSSI_ALERT_RANGE 1
    339 #define BTA_BLE_RSSI_ALERT_LO 2
    340 typedef uint8_t tBTA_DM_BLE_RSSI_ALERT_TYPE;
    341 
    342 #define BTA_BLE_RSSI_ALERT_NONE BTM_BLE_RSSI_ALERT_NONE     /*    (0) */
    343 #define BTA_BLE_RSSI_ALERT_HI_BIT BTM_BLE_RSSI_ALERT_HI_BIT /*    (1) */
    344 #define BTA_BLE_RSSI_ALERT_RANGE_BIT \
    345   BTM_BLE_RSSI_ALERT_RANGE_BIT                              /*    (1 << 1) */
    346 #define BTA_BLE_RSSI_ALERT_LO_BIT BTM_BLE_RSSI_ALERT_LO_BIT /*    (1 << 2) */
    347 typedef uint8_t tBTA_DM_BLE_RSSI_ALERT_MASK;
    348 
    349 typedef void(tBTA_DM_BLE_RSSI_CBACK)(BD_ADDR bd_addr,
    350                                      tBTA_DM_BLE_RSSI_ALERT_TYPE alert_type,
    351                                      int8_t rssi);
    352 
    353 typedef int8_t tBTA_DM_RSSI_VALUE;
    354 typedef uint8_t tBTA_DM_LINK_QUALITY_VALUE;
    355 
    356 typedef uint8_t tBTA_SIG_STRENGTH_MASK;
    357 
    358 /* Security Callback Events */
    359 #define BTA_DM_ENABLE_EVT 0    /* Enable Event */
    360 #define BTA_DM_DISABLE_EVT 1   /* Disable Event */
    361 #define BTA_DM_PIN_REQ_EVT 2   /* PIN request. */
    362 #define BTA_DM_AUTH_CMPL_EVT 3 /* Authentication complete indication. */
    363 #define BTA_DM_AUTHORIZE_EVT 4 /* Authorization request. */
    364 #define BTA_DM_LINK_UP_EVT 5   /* Connection UP event */
    365 #define BTA_DM_LINK_DOWN_EVT 6 /* Connection DOWN event */
    366 #define BTA_DM_SIG_STRENGTH_EVT                                             \
    367   7                             /* Signal strength for bluetooth connection \
    368                                    */
    369 #define BTA_DM_BUSY_LEVEL_EVT 8 /* System busy level */
    370 #define BTA_DM_BOND_CANCEL_CMPL_EVT 9 /* Bond cancel complete indication */
    371 #define BTA_DM_SP_CFM_REQ_EVT                     \
    372   10 /* Simple Pairing User Confirmation request. \
    373         */
    374 #define BTA_DM_SP_KEY_NOTIF_EVT 11 /* Simple Pairing Passkey Notification */
    375 #define BTA_DM_SP_RMT_OOB_EVT 12   /* Simple Pairing Remote OOB Data request. */
    376 #define BTA_DM_SP_KEYPRESS_EVT 13  /* Key press notification event. */
    377 #define BTA_DM_ROLE_CHG_EVT 14     /* Role Change event. */
    378 #define BTA_DM_BLE_KEY_EVT 15      /* BLE SMP key event for peer device keys */
    379 #define BTA_DM_BLE_SEC_REQ_EVT 16  /* BLE SMP security request */
    380 #define BTA_DM_BLE_PASSKEY_NOTIF_EVT 17 /* SMP passkey notification event */
    381 #define BTA_DM_BLE_PASSKEY_REQ_EVT 18   /* SMP passkey request event */
    382 #define BTA_DM_BLE_OOB_REQ_EVT 19       /* SMP OOB request event */
    383 #define BTA_DM_BLE_LOCAL_IR_EVT 20      /* BLE local IR event */
    384 #define BTA_DM_BLE_LOCAL_ER_EVT 21      /* BLE local ER event */
    385 #define BTA_DM_BLE_NC_REQ_EVT 22 /* SMP Numeric Comparison request event */
    386 #define BTA_DM_SP_RMT_OOB_EXT_EVT \
    387   23 /* Simple Pairing Remote OOB Extended Data request. */
    388 #define BTA_DM_BLE_AUTH_CMPL_EVT 24 /* BLE Auth complete */
    389 #define BTA_DM_DEV_UNPAIRED_EVT 25
    390 #define BTA_DM_HW_ERROR_EVT 26 /* BT Chip H/W error */
    391 #define BTA_DM_LE_FEATURES_READ                                             \
    392   27                             /* Cotroller specific LE features are read \
    393                                     */
    394 #define BTA_DM_ENER_INFO_READ 28 /* Energy info read */
    395 #define BTA_DM_BLE_SC_OOB_REQ_EVT 29 /* SMP SC OOB request event */
    396 typedef uint8_t tBTA_DM_SEC_EVT;
    397 
    398 /* Structure associated with BTA_DM_ENABLE_EVT */
    399 typedef struct { tBTA_STATUS status; } tBTA_DM_ENABLE;
    400 
    401 /* Structure associated with BTA_DM_PIN_REQ_EVT */
    402 typedef struct {
    403   /* Note: First 3 data members must be, bd_addr, dev_class, and bd_name in
    404    * order */
    405   BD_ADDR bd_addr;     /* BD address peer device. */
    406   DEV_CLASS dev_class; /* Class of Device */
    407   BD_NAME bd_name;     /* Name of peer device. */
    408   bool min_16_digit;   /* true if the pin returned must be at least 16 digits */
    409 } tBTA_DM_PIN_REQ;
    410 
    411 /* BLE related definition */
    412 
    413 #define BTA_DM_AUTH_FAIL_BASE (HCI_ERR_MAX_ERR + 10)
    414 
    415 /* Converts SMP error codes defined in smp_api.h to SMP auth fail reasons below.
    416  */
    417 #define BTA_DM_AUTH_CONVERT_SMP_CODE(x) (BTA_DM_AUTH_FAIL_BASE + (x))
    418 
    419 #define BTA_DM_AUTH_SMP_PASSKEY_FAIL \
    420   (BTA_DM_AUTH_FAIL_BASE + SMP_PASSKEY_ENTRY_FAIL)
    421 #define BTA_DM_AUTH_SMP_OOB_FAIL (BTA_DM_AUTH_FAIL_BASE + SMP_OOB_FAIL)
    422 #define BTA_DM_AUTH_SMP_PAIR_AUTH_FAIL \
    423   (BTA_DM_AUTH_FAIL_BASE + SMP_PAIR_AUTH_FAIL)
    424 #define BTA_DM_AUTH_SMP_CONFIRM_VALUE_FAIL \
    425   (BTA_DM_AUTH_FAIL_BASE + SMP_CONFIRM_VALUE_ERR)
    426 #define BTA_DM_AUTH_SMP_PAIR_NOT_SUPPORT \
    427   (BTA_DM_AUTH_FAIL_BASE + SMP_PAIR_NOT_SUPPORT)
    428 #define BTA_DM_AUTH_SMP_ENC_KEY_SIZE (BTA_DM_AUTH_FAIL_BASE + SMP_ENC_KEY_SIZE)
    429 #define BTA_DM_AUTH_SMP_INVALID_CMD (BTA_DM_AUTH_FAIL_BASE + SMP_INVALID_CMD)
    430 #define BTA_DM_AUTH_SMP_UNKNOWN_ERR \
    431   (BTA_DM_AUTH_FAIL_BASE + SMP_PAIR_FAIL_UNKNOWN)
    432 #define BTA_DM_AUTH_SMP_REPEATED_ATTEMPT \
    433   (BTA_DM_AUTH_FAIL_BASE + SMP_REPEATED_ATTEMPTS)
    434 #define BTA_DM_AUTH_SMP_INVALID_PARAMETERS \
    435   (BTA_DM_AUTH_FAIL_BASE + SMP_INVALID_PARAMETERS)
    436 #define BTA_DM_AUTH_SMP_INTERNAL_ERR \
    437   (BTA_DM_AUTH_FAIL_BASE + SMP_PAIR_INTERNAL_ERR)
    438 #define BTA_DM_AUTH_SMP_UNKNOWN_IO (BTA_DM_AUTH_FAIL_BASE + SMP_UNKNOWN_IO_CAP)
    439 #define BTA_DM_AUTH_SMP_INIT_FAIL (BTA_DM_AUTH_FAIL_BASE + SMP_INIT_FAIL)
    440 #define BTA_DM_AUTH_SMP_CONFIRM_FAIL (BTA_DM_AUTH_FAIL_BASE + SMP_CONFIRM_FAIL)
    441 #define BTA_DM_AUTH_SMP_BUSY (BTA_DM_AUTH_FAIL_BASE + SMP_BUSY)
    442 #define BTA_DM_AUTH_SMP_ENC_FAIL (BTA_DM_AUTH_FAIL_BASE + SMP_ENC_FAIL)
    443 #define BTA_DM_AUTH_SMP_RSP_TIMEOUT (BTA_DM_AUTH_FAIL_BASE + SMP_RSP_TIMEOUT)
    444 #define BTA_DM_AUTH_SMP_CONN_TOUT (BTA_DM_AUTH_FAIL_BASE + SMP_CONN_TOUT)
    445 
    446 /* connection parameter boundary value and dummy value */
    447 #define BTA_DM_BLE_SCAN_INT_MIN BTM_BLE_SCAN_INT_MIN
    448 #define BTA_DM_BLE_SCAN_INT_MAX BTM_BLE_SCAN_INT_MAX
    449 #define BTA_DM_BLE_SCAN_WIN_MIN BTM_BLE_SCAN_WIN_MIN
    450 #define BTA_DM_BLE_SCAN_WIN_MAX BTM_BLE_SCAN_WIN_MAX
    451 #define BTA_DM_BLE_CONN_INT_MIN BTM_BLE_CONN_INT_MIN
    452 #define BTA_DM_BLE_CONN_INT_MAX BTM_BLE_CONN_INT_MAX
    453 #define BTA_DM_BLE_CONN_LATENCY_MAX BTM_BLE_CONN_LATENCY_MAX
    454 #define BTA_DM_BLE_CONN_SUP_TOUT_MIN BTM_BLE_CONN_SUP_TOUT_MIN
    455 #define BTA_DM_BLE_CONN_SUP_TOUT_MAX BTM_BLE_CONN_SUP_TOUT_MAX
    456 #define BTA_DM_BLE_CONN_PARAM_UNDEF                                          \
    457   BTM_BLE_CONN_PARAM_UNDEF /* use this value when a specific value not to be \
    458                               overwritten */
    459 
    460 #define BTA_LE_KEY_PENC \
    461   BTM_LE_KEY_PENC /* encryption information of peer device */
    462 #define BTA_LE_KEY_PID BTM_LE_KEY_PID     /* identity key of the peer device */
    463 #define BTA_LE_KEY_PCSRK BTM_LE_KEY_PCSRK /* peer SRK */
    464 #define BTA_LE_KEY_LENC \
    465   BTM_LE_KEY_LENC                     /* master role security information:div */
    466 #define BTA_LE_KEY_LID BTM_LE_KEY_LID /* master device ID key */
    467 #define BTA_LE_KEY_LCSRK \
    468   BTM_LE_KEY_LCSRK                /* local CSRK has been deliver to peer */
    469 typedef uint8_t tBTA_LE_KEY_TYPE; /* can be used as a bit mask */
    470 
    471 typedef tBTM_LE_PENC_KEYS tBTA_LE_PENC_KEYS;
    472 typedef tBTM_LE_PCSRK_KEYS tBTA_LE_PCSRK_KEYS;
    473 typedef tBTM_LE_LENC_KEYS tBTA_LE_LENC_KEYS;
    474 typedef tBTM_LE_LCSRK_KEYS tBTA_LE_LCSRK_KEYS;
    475 typedef tBTM_LE_PID_KEYS tBTA_LE_PID_KEYS;
    476 
    477 typedef union {
    478   tBTA_LE_PENC_KEYS penc_key;  /* received peer encryption key */
    479   tBTA_LE_PCSRK_KEYS psrk_key; /* received peer device SRK */
    480   tBTA_LE_PID_KEYS pid_key;    /* peer device ID key */
    481   tBTA_LE_LENC_KEYS
    482       lenc_key; /* local encryption reproduction keys LTK = = d1(ER,DIV,0)*/
    483   tBTA_LE_LCSRK_KEYS lcsrk_key; /* local device CSRK = d1(ER,DIV,1)*/
    484   tBTA_LE_PID_KEYS lid_key; /* local device ID key for the particular remote */
    485 } tBTA_LE_KEY_VALUE;
    486 
    487 #define BTA_BLE_LOCAL_KEY_TYPE_ID 1
    488 #define BTA_BLE_LOCAL_KEY_TYPE_ER 2
    489 typedef uint8_t tBTA_DM_BLE_LOCAL_KEY_MASK;
    490 
    491 typedef struct {
    492   BT_OCTET16 ir;
    493   BT_OCTET16 irk;
    494   BT_OCTET16 dhk;
    495 } tBTA_BLE_LOCAL_ID_KEYS;
    496 
    497 #define BTA_DM_SEC_GRANTED BTA_SUCCESS
    498 #define BTA_DM_SEC_PAIR_NOT_SPT BTA_DM_AUTH_SMP_PAIR_NOT_SUPPORT
    499 #define BTA_DM_SEC_REP_ATTEMPTS BTA_DM_AUTH_SMP_REPEATED_ATTEMPT
    500 typedef uint8_t tBTA_DM_BLE_SEC_GRANT;
    501 
    502 /* Structure associated with BTA_DM_BLE_SEC_REQ_EVT */
    503 typedef struct {
    504   BD_ADDR bd_addr; /* peer address */
    505   BD_NAME bd_name; /* peer device name */
    506 } tBTA_DM_BLE_SEC_REQ;
    507 
    508 typedef struct {
    509   BD_ADDR bd_addr; /* peer address */
    510   tBTM_LE_KEY_TYPE key_type;
    511   tBTM_LE_KEY_VALUE* p_key_value;
    512 } tBTA_DM_BLE_KEY;
    513 
    514 /* Structure associated with BTA_DM_AUTH_CMPL_EVT */
    515 typedef struct {
    516   BD_ADDR bd_addr;     /* BD address peer device. */
    517   BD_NAME bd_name;     /* Name of peer device. */
    518   bool key_present;    /* Valid link key value in key element */
    519   LINK_KEY key;        /* Link key associated with peer device. */
    520   uint8_t key_type;    /* The type of Link Key */
    521   bool success;        /* true of authentication succeeded, false if failed. */
    522   uint8_t fail_reason; /* The HCI reason/error code for when success=false */
    523   tBLE_ADDR_TYPE addr_type; /* Peer device address type */
    524   tBT_DEVICE_TYPE dev_type;
    525 } tBTA_DM_AUTH_CMPL;
    526 
    527 /* Structure associated with BTA_DM_AUTHORIZE_EVT */
    528 typedef struct {
    529   BD_ADDR bd_addr;         /* BD address peer device. */
    530   BD_NAME bd_name;         /* Name of peer device. */
    531   tBTA_SERVICE_ID service; /* Service ID to authorize. */
    532   DEV_CLASS dev_class;
    533 } tBTA_DM_AUTHORIZE;
    534 
    535 /* Structure associated with BTA_DM_LINK_UP_EVT */
    536 typedef struct {
    537   BD_ADDR bd_addr; /* BD address peer device. */
    538   tBTA_TRANSPORT link_type;
    539 } tBTA_DM_LINK_UP;
    540 
    541 /* Structure associated with BTA_DM_LINK_DOWN_EVT */
    542 typedef struct {
    543   BD_ADDR bd_addr; /* BD address peer device. */
    544   uint8_t status;  /* connection open/closed */
    545   bool is_removed; /* true if device is removed when link is down */
    546   tBTA_TRANSPORT link_type;
    547 } tBTA_DM_LINK_DOWN;
    548 
    549 /* Structure associated with BTA_DM_ROLE_CHG_EVT */
    550 typedef struct {
    551   BD_ADDR bd_addr;  /* BD address peer device. */
    552   uint8_t new_role; /* the new connection role */
    553 } tBTA_DM_ROLE_CHG;
    554 
    555 /* Structure associated with BTA_DM_BUSY_LEVEL_EVT */
    556 typedef struct {
    557   uint8_t level;       /* when paging or inquiring, level is 10.
    558                           Otherwise, the number of ACL links */
    559   uint8_t level_flags; /* indicates individual flags */
    560 } tBTA_DM_BUSY_LEVEL;
    561 
    562 #define BTA_IO_CAP_OUT BTM_IO_CAP_OUT       /* 0 DisplayOnly */
    563 #define BTA_IO_CAP_IO BTM_IO_CAP_IO         /* 1 DisplayYesNo */
    564 #define BTA_IO_CAP_IN BTM_IO_CAP_IN         /* 2 KeyboardOnly */
    565 #define BTA_IO_CAP_NONE BTM_IO_CAP_NONE     /* 3 NoInputNoOutput */
    566 #define BTA_IO_CAP_KBDISP BTM_IO_CAP_KBDISP /* 4 Keyboard display */
    567 typedef tBTM_IO_CAP tBTA_IO_CAP;
    568 
    569 #define BTA_AUTH_SP_NO                                      \
    570   BTM_AUTH_SP_NO /* 0 MITM Protection Not Required - Single \
    571                    Profile/non-bonding                      \
    572                    Numeric comparison with automatic accept allowed */
    573 #define BTA_AUTH_SP_YES                                                       \
    574   BTM_AUTH_SP_YES /* 1 MITM Protection Required - Single Profile/non-bonding  \
    575                     Use IO Capabilities to determine authentication procedure \
    576                     */
    577 #define BTA_AUTH_AP_NO                                                      \
    578   BTM_AUTH_AP_NO /* 2 MITM Protection Not Required - All Profiles/dedicated \
    579                    bonding                                                  \
    580                    Numeric comparison with automatic accept allowed */
    581 #define BTA_AUTH_AP_YES                                                       \
    582   BTM_AUTH_AP_YES /* 3 MITM Protection Required - All Profiles/dedicated      \
    583                     bonding                                                   \
    584                     Use IO Capabilities to determine authentication procedure \
    585                     */
    586 #define BTA_AUTH_SPGB_NO                                                       \
    587   BTM_AUTH_SPGB_NO /* 4 MITM Protection Not Required - Single Profiles/general \
    588                      bonding                                                   \
    589                      Numeric comparison with automatic accept allowed */
    590 #define BTA_AUTH_SPGB_YES                                                   \
    591   BTM_AUTH_SPGB_YES /* 5 MITM Protection Required - Single Profiles/general \
    592                       bonding                                               \
    593                       Use IO Capabilities to determine authentication       \
    594                       procedure */
    595 typedef tBTM_AUTH_REQ tBTA_AUTH_REQ;
    596 
    597 #define BTA_AUTH_DD_BOND \
    598   BTM_AUTH_DD_BOND /* 2 this bit is set for dedicated bonding */
    599 #define BTA_AUTH_GEN_BOND \
    600   BTM_AUTH_SPGB_NO /* 4 this bit is set for general bonding */
    601 #define BTA_AUTH_BONDS \
    602   BTM_AUTH_BONDS /* 6 the general/dedicated bonding bits  */
    603 
    604 #define BTA_LE_AUTH_NO_BOND BTM_LE_AUTH_REQ_NO_BOND /* 0*/
    605 #define BTA_LE_AUTH_BOND BTM_LE_AUTH_REQ_BOND       /* 1 << 0 */
    606 #define BTA_LE_AUTH_REQ_MITM BTM_LE_AUTH_REQ_MITM   /* 1 << 2 */
    607 
    608 #define BTA_LE_AUTH_REQ_SC_ONLY BTM_LE_AUTH_REQ_SC_ONLY           /* 1 << 3 */
    609 #define BTA_LE_AUTH_REQ_SC_BOND BTM_LE_AUTH_REQ_SC_BOND           /* 1001 */
    610 #define BTA_LE_AUTH_REQ_SC_MITM BTM_LE_AUTH_REQ_SC_MITM           /* 1100 */
    611 #define BTA_LE_AUTH_REQ_SC_MITM_BOND BTM_LE_AUTH_REQ_SC_MITM_BOND /* 1101 */
    612 typedef tBTM_LE_AUTH_REQ
    613     tBTA_LE_AUTH_REQ; /* combination of the above bit pattern */
    614 
    615 #define BTA_OOB_NONE BTM_OOB_NONE
    616 #define BTA_OOB_PRESENT BTM_OOB_PRESENT
    617 #define BTA_OOB_UNKNOWN BTM_OOB_UNKNOWN
    618 
    619 typedef tBTM_OOB_DATA tBTA_OOB_DATA;
    620 
    621 /* Structure associated with BTA_DM_SP_CFM_REQ_EVT */
    622 typedef struct {
    623   /* Note: First 3 data members must be, bd_addr, dev_class, and bd_name in
    624    * order */
    625   BD_ADDR bd_addr;     /* peer address */
    626   DEV_CLASS dev_class; /* peer CoD */
    627   BD_NAME bd_name;     /* peer device name */
    628   uint32_t num_val; /* the numeric value for comparison. If just_works, do not
    629                        show this number to UI */
    630   bool just_works;  /* true, if "Just Works" association model */
    631   tBTA_AUTH_REQ loc_auth_req; /* Authentication required for local device */
    632   tBTA_AUTH_REQ rmt_auth_req; /* Authentication required for peer device */
    633   tBTA_IO_CAP loc_io_caps;    /* IO Capabilities of local device */
    634   tBTA_AUTH_REQ rmt_io_caps;  /* IO Capabilities of remote device */
    635 } tBTA_DM_SP_CFM_REQ;
    636 
    637 enum {
    638   BTA_SP_KEY_STARTED, /* passkey entry started */
    639   BTA_SP_KEY_ENTERED, /* passkey digit entered */
    640   BTA_SP_KEY_ERASED,  /* passkey digit erased */
    641   BTA_SP_KEY_CLEARED, /* passkey cleared */
    642   BTA_SP_KEY_COMPLT   /* passkey entry completed */
    643 };
    644 typedef uint8_t tBTA_SP_KEY_TYPE;
    645 
    646 /* Structure associated with BTA_DM_SP_KEYPRESS_EVT */
    647 typedef struct {
    648   BD_ADDR bd_addr; /* peer address */
    649   tBTA_SP_KEY_TYPE notif_type;
    650 } tBTA_DM_SP_KEY_PRESS;
    651 
    652 /* Structure associated with BTA_DM_SP_KEY_NOTIF_EVT */
    653 typedef struct {
    654   /* Note: First 3 data members must be, bd_addr, dev_class, and bd_name in
    655    * order */
    656   BD_ADDR bd_addr;     /* peer address */
    657   DEV_CLASS dev_class; /* peer CoD */
    658   BD_NAME bd_name;     /* peer device name */
    659   uint32_t passkey; /* the numeric value for comparison. If just_works, do not
    660                        show this number to UI */
    661 } tBTA_DM_SP_KEY_NOTIF;
    662 
    663 /* Structure associated with BTA_DM_SP_RMT_OOB_EVT */
    664 typedef struct {
    665   /* Note: First 3 data members must be, bd_addr, dev_class, and bd_name in
    666    * order */
    667   BD_ADDR bd_addr;     /* peer address */
    668   DEV_CLASS dev_class; /* peer CoD */
    669   BD_NAME bd_name;     /* peer device name */
    670 } tBTA_DM_SP_RMT_OOB;
    671 
    672 /* Structure associated with BTA_DM_BOND_CANCEL_CMPL_EVT */
    673 typedef struct {
    674   tBTA_STATUS result; /* true of bond cancel succeeded, false if failed. */
    675 } tBTA_DM_BOND_CANCEL_CMPL;
    676 
    677 /* Union of all security callback structures */
    678 typedef union {
    679   tBTA_DM_ENABLE enable;          /* BTA enabled */
    680   tBTA_DM_PIN_REQ pin_req;        /* PIN request. */
    681   tBTA_DM_AUTH_CMPL auth_cmpl;    /* Authentication complete indication. */
    682   tBTA_DM_AUTHORIZE authorize;    /* Authorization request. */
    683   tBTA_DM_LINK_UP link_up;        /* ACL connection down event */
    684   tBTA_DM_LINK_DOWN link_down;    /* ACL connection down event */
    685   tBTA_DM_BUSY_LEVEL busy_level;  /* System busy level */
    686   tBTA_DM_SP_CFM_REQ cfm_req;     /* user confirm request */
    687   tBTA_DM_SP_KEY_NOTIF key_notif; /* passkey notification */
    688   tBTA_DM_SP_RMT_OOB rmt_oob;     /* remote oob */
    689   tBTA_DM_BOND_CANCEL_CMPL
    690       bond_cancel_cmpl;               /* Bond Cancel Complete indication */
    691   tBTA_DM_SP_KEY_PRESS key_press;     /* key press notification event */
    692   tBTA_DM_ROLE_CHG role_chg;          /* role change event */
    693   tBTA_DM_BLE_SEC_REQ ble_req;        /* BLE SMP related request */
    694   tBTA_DM_BLE_KEY ble_key;            /* BLE SMP keys used when pairing */
    695   tBTA_BLE_LOCAL_ID_KEYS ble_id_keys; /* IR event */
    696   BT_OCTET16 ble_er;                  /* ER event data */
    697 } tBTA_DM_SEC;
    698 
    699 /* Security callback */
    700 typedef void(tBTA_DM_SEC_CBACK)(tBTA_DM_SEC_EVT event, tBTA_DM_SEC* p_data);
    701 
    702 #define BTA_DM_BLE_PF_LIST_LOGIC_OR 1
    703 #define BTA_DM_BLE_PF_FILT_LOGIC_OR 0
    704 
    705 /* Search callback events */
    706 #define BTA_DM_INQ_RES_EVT 0  /* Inquiry result for a peer device. */
    707 #define BTA_DM_INQ_CMPL_EVT 1 /* Inquiry complete. */
    708 #define BTA_DM_DISC_RES_EVT 2 /* Discovery result for a peer device. */
    709 #define BTA_DM_DISC_BLE_RES_EVT \
    710   3 /* Discovery result for BLE GATT based servoce on a peer device. */
    711 #define BTA_DM_DISC_CMPL_EVT 4          /* Discovery complete. */
    712 #define BTA_DM_DI_DISC_CMPL_EVT 5       /* Discovery complete. */
    713 #define BTA_DM_SEARCH_CANCEL_CMPL_EVT 6 /* Search cancelled */
    714 
    715 typedef uint8_t tBTA_DM_SEARCH_EVT;
    716 
    717 #define BTA_DM_INQ_RES_IGNORE_RSSI \
    718   BTM_INQ_RES_IGNORE_RSSI /* 0x7f RSSI value not supplied (ignore it) */
    719 
    720 /* Structure associated with BTA_DM_INQ_RES_EVT */
    721 typedef struct {
    722   BD_ADDR bd_addr;             /* BD address peer device. */
    723   DEV_CLASS dev_class;         /* Device class of peer device. */
    724   bool remt_name_not_required; /* Application sets this flag if it already knows
    725                                   the name of the device */
    726   /* If the device name is known to application BTA skips the remote name
    727    * request */
    728   bool is_limited; /* true, if the limited inquiry bit is set in the CoD */
    729   int8_t rssi;     /* The rssi value */
    730   uint8_t* p_eir;  /* received EIR */
    731   uint16_t eir_len; /* received EIR length */
    732   uint8_t inq_result_type;
    733   uint8_t ble_addr_type;
    734   uint16_t ble_evt_type;
    735   uint8_t ble_primary_phy;
    736   uint8_t ble_secondary_phy;
    737   uint8_t ble_advertising_sid;
    738   int8_t ble_tx_power;
    739   uint16_t ble_periodic_adv_int;
    740   tBT_DEVICE_TYPE device_type;
    741   uint8_t flag;
    742 } tBTA_DM_INQ_RES;
    743 
    744 /* Structure associated with BTA_DM_INQ_CMPL_EVT */
    745 typedef struct {
    746   uint8_t num_resps; /* Number of inquiry responses. */
    747 } tBTA_DM_INQ_CMPL;
    748 
    749 /* Structure associated with BTA_DM_DI_DISC_CMPL_EVT */
    750 typedef struct {
    751   BD_ADDR bd_addr;    /* BD address peer device. */
    752   uint8_t num_record; /* Number of DI record */
    753   tBTA_STATUS result;
    754 } tBTA_DM_DI_DISC_CMPL;
    755 
    756 /* Structure associated with BTA_DM_DISC_RES_EVT */
    757 typedef struct {
    758   BD_ADDR bd_addr;             /* BD address peer device. */
    759   BD_NAME bd_name;             /* Name of peer device. */
    760   tBTA_SERVICE_MASK services;  /* Services found on peer device. */
    761   uint8_t* p_raw_data;         /* Raw data for discovery DB */
    762   uint32_t raw_data_size;      /* size of raw data */
    763   tBT_DEVICE_TYPE device_type; /* device type in case it is BLE device */
    764   uint32_t num_uuids;
    765   uint8_t* p_uuid_list;
    766   tBTA_STATUS result;
    767 } tBTA_DM_DISC_RES;
    768 
    769 /* Structure associated with tBTA_DM_DISC_BLE_RES */
    770 typedef struct {
    771   BD_ADDR bd_addr;  /* BD address peer device. */
    772   BD_NAME bd_name;  /* Name of peer device. */
    773   tBT_UUID service; /* GATT based Services UUID found on peer device. */
    774 } tBTA_DM_DISC_BLE_RES;
    775 
    776 /* Union of all search callback structures */
    777 typedef union {
    778   tBTA_DM_INQ_RES inq_res;   /* Inquiry result for a peer device. */
    779   tBTA_DM_INQ_CMPL inq_cmpl; /* Inquiry complete. */
    780   tBTA_DM_DISC_RES disc_res; /* Discovery result for a peer device. */
    781   tBTA_DM_DISC_BLE_RES
    782       disc_ble_res;             /* discovery result for GATT based service */
    783   tBTA_DM_DI_DISC_CMPL di_disc; /* DI discovery result for a peer device */
    784 
    785 } tBTA_DM_SEARCH;
    786 
    787 /* Search callback */
    788 typedef void(tBTA_DM_SEARCH_CBACK)(tBTA_DM_SEARCH_EVT event,
    789                                    tBTA_DM_SEARCH* p_data);
    790 
    791 /* Execute call back */
    792 typedef void(tBTA_DM_EXEC_CBACK)(void* p_param);
    793 
    794 /* Encryption callback*/
    795 typedef void(tBTA_DM_ENCRYPT_CBACK)(BD_ADDR bd_addr, tBTA_TRANSPORT transport,
    796                                     tBTA_STATUS result);
    797 
    798 #define BTA_DM_BLE_SEC_NONE BTM_BLE_SEC_NONE
    799 #define BTA_DM_BLE_SEC_ENCRYPT BTM_BLE_SEC_ENCRYPT
    800 #define BTA_DM_BLE_SEC_NO_MITM BTM_BLE_SEC_ENCRYPT_NO_MITM
    801 #define BTA_DM_BLE_SEC_MITM BTM_BLE_SEC_ENCRYPT_MITM
    802 typedef tBTM_BLE_SEC_ACT tBTA_DM_BLE_SEC_ACT;
    803 
    804 typedef tBTM_BLE_TX_TIME_MS tBTA_DM_BLE_TX_TIME_MS;
    805 typedef tBTM_BLE_RX_TIME_MS tBTA_DM_BLE_RX_TIME_MS;
    806 typedef tBTM_BLE_IDLE_TIME_MS tBTA_DM_BLE_IDLE_TIME_MS;
    807 typedef tBTM_BLE_ENERGY_USED tBTA_DM_BLE_ENERGY_USED;
    808 
    809 #define BTA_DM_CONTRL_UNKNOWN 0 /* Unknown state */
    810 #define BTA_DM_CONTRL_ACTIVE 1  /* ACL link on, SCO link ongoing, sniff mode */
    811 #define BTA_DM_CONTRL_SCAN                   \
    812   2 /* Scan state - paging/inquiry/trying to \
    813        connect*/
    814 #define BTA_DM_CONTRL_IDLE                           \
    815   3 /* Idle state - page scan, LE advt, inquiry scan \
    816        */
    817 
    818 typedef uint8_t tBTA_DM_CONTRL_STATE;
    819 
    820 typedef uint8_t tBTA_DM_BLE_ADV_STATE;
    821 typedef uint8_t tBTA_DM_BLE_ADV_INFO_PRESENT;
    822 typedef uint8_t tBTA_DM_BLE_RSSI_VALUE;
    823 typedef uint16_t tBTA_DM_BLE_ADV_INFO_TIMESTAMP;
    824 
    825 typedef void(tBTA_BLE_ENERGY_INFO_CBACK)(tBTA_DM_BLE_TX_TIME_MS tx_time,
    826                                          tBTA_DM_BLE_RX_TIME_MS rx_time,
    827                                          tBTA_DM_BLE_IDLE_TIME_MS idle_time,
    828                                          tBTA_DM_BLE_ENERGY_USED energy_used,
    829                                          tBTA_DM_CONTRL_STATE ctrl_state,
    830                                          tBTA_STATUS status);
    831 
    832 /* Maximum service name length */
    833 #define BTA_SERVICE_NAME_LEN 35
    834 #define BTA_SERVICE_DESP_LEN BTA_SERVICE_NAME_LEN
    835 #define BTA_PROVIDER_NAME_LEN BTA_SERVICE_NAME_LEN
    836 
    837 /* link policy masks  */
    838 #define BTA_DM_LP_SWITCH HCI_ENABLE_MASTER_SLAVE_SWITCH
    839 #define BTA_DM_LP_HOLD HCI_ENABLE_HOLD_MODE
    840 #define BTA_DM_LP_SNIFF HCI_ENABLE_SNIFF_MODE
    841 #define BTA_DM_LP_PARK HCI_ENABLE_PARK_MODE
    842 typedef uint16_t tBTA_DM_LP_MASK;
    843 
    844 /* power mode actions  */
    845 #define BTA_DM_PM_NO_ACTION 0x00 /* no change to the current pm setting */
    846 #define BTA_DM_PM_PARK 0x10      /* prefers park mode */
    847 #define BTA_DM_PM_SNIFF 0x20     /* prefers sniff mode */
    848 #define BTA_DM_PM_SNIFF1 0x21    /* prefers sniff1 mode */
    849 #define BTA_DM_PM_SNIFF2 0x22    /* prefers sniff2 mode */
    850 #define BTA_DM_PM_SNIFF3 0x23    /* prefers sniff3 mode */
    851 #define BTA_DM_PM_SNIFF4 0x24    /* prefers sniff4 mode */
    852 #define BTA_DM_PM_SNIFF5 0x25    /* prefers sniff5 mode */
    853 #define BTA_DM_PM_SNIFF6 0x26    /* prefers sniff6 mode */
    854 #define BTA_DM_PM_SNIFF7 0x27    /* prefers sniff7 mode */
    855 #define BTA_DM_PM_SNIFF_USER0 \
    856   0x28 /* prefers user-defined sniff0 mode (testtool only) */
    857 #define BTA_DM_PM_SNIFF_USER1 \
    858   0x29 /* prefers user-defined sniff1 mode (testtool only) */
    859 #define BTA_DM_PM_ACTIVE 0x40  /* prefers active mode */
    860 #define BTA_DM_PM_RETRY 0x80   /* retry power mode based on current settings */
    861 #define BTA_DM_PM_SUSPEND 0x04 /* prefers suspend mode */
    862 #define BTA_DM_PM_NO_PREF                                                   \
    863   0x01 /* service has no prefernce on power mode setting. eg. connection to \
    864           service got closed */
    865 
    866 typedef uint8_t tBTA_DM_PM_ACTION;
    867 
    868 /* index to bta_dm_ssr_spec */
    869 #define BTA_DM_PM_SSR0 0
    870 #define BTA_DM_PM_SSR1                      \
    871   1 /* BTA_DM_PM_SSR1 will be dedicated for \
    872     HH SSR setting entry, no other profile can use it */
    873 #define BTA_DM_PM_SSR2 2
    874 #define BTA_DM_PM_SSR3 3
    875 #define BTA_DM_PM_SSR4 4
    876 #define BTA_DM_PM_SSR5 5
    877 #define BTA_DM_PM_SSR6 6
    878 
    879 #define BTA_DM_PM_NUM_EVTS 9
    880 
    881 #ifndef BTA_DM_PM_PARK_IDX
    882 #define BTA_DM_PM_PARK_IDX \
    883   5 /* the actual index to bta_dm_pm_md[] for PARK mode */
    884 #endif
    885 
    886 #ifndef BTA_DM_PM_SNIFF_A2DP_IDX
    887 #define BTA_DM_PM_SNIFF_A2DP_IDX BTA_DM_PM_SNIFF
    888 #endif
    889 
    890 #ifndef BTA_DM_PM_SNIFF_HD_IDLE_IDX
    891 #define BTA_DM_PM_SNIFF_HD_IDLE_IDX BTA_DM_PM_SNIFF2
    892 #endif
    893 
    894 #ifndef BTA_DM_PM_SNIFF_SCO_OPEN_IDX
    895 #define BTA_DM_PM_SNIFF_SCO_OPEN_IDX BTA_DM_PM_SNIFF3
    896 #endif
    897 
    898 #ifndef BTA_DM_PM_SNIFF_HD_ACTIVE_IDX
    899 #define BTA_DM_PM_SNIFF_HD_ACTIVE_IDX BTA_DM_PM_SNIFF4
    900 #endif
    901 
    902 #ifndef BTA_DM_PM_SNIFF_HH_OPEN_IDX
    903 #define BTA_DM_PM_SNIFF_HH_OPEN_IDX BTA_DM_PM_SNIFF2
    904 #endif
    905 
    906 #ifndef BTA_DM_PM_SNIFF_HH_ACTIVE_IDX
    907 #define BTA_DM_PM_SNIFF_HH_ACTIVE_IDX BTA_DM_PM_SNIFF2
    908 #endif
    909 
    910 #ifndef BTA_DM_PM_SNIFF_HH_IDLE_IDX
    911 #define BTA_DM_PM_SNIFF_HH_IDLE_IDX BTA_DM_PM_SNIFF2
    912 #endif
    913 
    914 #ifndef BTA_DM_PM_HH_OPEN_DELAY
    915 #define BTA_DM_PM_HH_OPEN_DELAY 30000
    916 #endif
    917 
    918 #ifndef BTA_DM_PM_HH_ACTIVE_DELAY
    919 #define BTA_DM_PM_HH_ACTIVE_DELAY 30000
    920 #endif
    921 
    922 #ifndef BTA_DM_PM_HH_IDLE_DELAY
    923 #define BTA_DM_PM_HH_IDLE_DELAY 30000
    924 #endif
    925 
    926 /* The Sniff Parameters defined below must be ordered from highest
    927  * latency (biggest interval) to lowest latency.  If there is a conflict
    928  * among the connected services the setting with the lowest latency will
    929  * be selected.  If a device should override a sniff parameter then it
    930  * must insure that order is maintained.
    931  */
    932 #ifndef BTA_DM_PM_SNIFF_MAX
    933 #define BTA_DM_PM_SNIFF_MAX 800
    934 #define BTA_DM_PM_SNIFF_MIN 400
    935 #define BTA_DM_PM_SNIFF_ATTEMPT 4
    936 #define BTA_DM_PM_SNIFF_TIMEOUT 1
    937 #endif
    938 
    939 #ifndef BTA_DM_PM_SNIFF1_MAX
    940 #define BTA_DM_PM_SNIFF1_MAX 400
    941 #define BTA_DM_PM_SNIFF1_MIN 200
    942 #define BTA_DM_PM_SNIFF1_ATTEMPT 4
    943 #define BTA_DM_PM_SNIFF1_TIMEOUT 1
    944 #endif
    945 
    946 #ifndef BTA_DM_PM_SNIFF2_MAX
    947 #define BTA_DM_PM_SNIFF2_MAX 54
    948 #define BTA_DM_PM_SNIFF2_MIN 30
    949 #define BTA_DM_PM_SNIFF2_ATTEMPT 4
    950 #define BTA_DM_PM_SNIFF2_TIMEOUT 1
    951 #endif
    952 
    953 #ifndef BTA_DM_PM_SNIFF3_MAX
    954 #define BTA_DM_PM_SNIFF3_MAX 150
    955 #define BTA_DM_PM_SNIFF3_MIN 50
    956 #define BTA_DM_PM_SNIFF3_ATTEMPT 4
    957 #define BTA_DM_PM_SNIFF3_TIMEOUT 1
    958 #endif
    959 
    960 #ifndef BTA_DM_PM_SNIFF4_MAX
    961 #define BTA_DM_PM_SNIFF4_MAX 18
    962 #define BTA_DM_PM_SNIFF4_MIN 10
    963 #define BTA_DM_PM_SNIFF4_ATTEMPT 4
    964 #define BTA_DM_PM_SNIFF4_TIMEOUT 1
    965 #endif
    966 
    967 #ifndef BTA_DM_PM_SNIFF5_MAX
    968 #define BTA_DM_PM_SNIFF5_MAX 36
    969 #define BTA_DM_PM_SNIFF5_MIN 30
    970 #define BTA_DM_PM_SNIFF5_ATTEMPT 2
    971 #define BTA_DM_PM_SNIFF5_TIMEOUT 0
    972 #endif
    973 
    974 #ifndef BTA_DM_PM_PARK_MAX
    975 #define BTA_DM_PM_PARK_MAX 800
    976 #define BTA_DM_PM_PARK_MIN 400
    977 #define BTA_DM_PM_PARK_ATTEMPT 0
    978 #define BTA_DM_PM_PARK_TIMEOUT 0
    979 #endif
    980 
    981 /* Switch callback events */
    982 #define BTA_DM_SWITCH_CMPL_EVT 0 /* Completion of the Switch API */
    983 
    984 typedef uint8_t tBTA_DM_SWITCH_EVT;
    985 typedef void(tBTA_DM_SWITCH_CBACK)(tBTA_DM_SWITCH_EVT event,
    986                                    tBTA_STATUS status);
    987 
    988 /* Audio routing out configuration */
    989 #define BTA_DM_ROUTE_NONE 0x00      /* No Audio output */
    990 #define BTA_DM_ROUTE_DAC 0x01       /* routing over analog output */
    991 #define BTA_DM_ROUTE_I2S 0x02       /* routing over digital (I2S) output */
    992 #define BTA_DM_ROUTE_BT_MONO 0x04   /* routing over SCO */
    993 #define BTA_DM_ROUTE_BT_STEREO 0x08 /* routing over BT Stereo */
    994 #define BTA_DM_ROUTE_HOST 0x10      /* routing over Host */
    995 #define BTA_DM_ROUTE_FMTX 0x20      /* routing over FMTX */
    996 #define BTA_DM_ROUTE_FMRX 0x40      /* routing over FMRX */
    997 #define BTA_DM_ROUTE_BTSNK 0x80     /* routing over BT SNK */
    998 
    999 typedef uint8_t tBTA_DM_ROUTE_PATH;
   1000 
   1001 /* Device Identification (DI) data structure
   1002 */
   1003 /* Used to set the DI record */
   1004 typedef tSDP_DI_RECORD tBTA_DI_RECORD;
   1005 /* Used to get the DI record */
   1006 typedef tSDP_DI_GET_RECORD tBTA_DI_GET_RECORD;
   1007 /* SDP discovery database */
   1008 typedef tSDP_DISCOVERY_DB tBTA_DISCOVERY_DB;
   1009 
   1010 #ifndef BTA_DI_NUM_MAX
   1011 #define BTA_DI_NUM_MAX 3
   1012 #endif
   1013 
   1014 /* Device features mask definitions */
   1015 #define BTA_FEATURE_BYTES_PER_PAGE BTM_FEATURE_BYTES_PER_PAGE
   1016 #define BTA_EXT_FEATURES_PAGE_MAX BTM_EXT_FEATURES_PAGE_MAX
   1017 /* ACL type
   1018 */
   1019 #define BTA_DM_LINK_TYPE_BR_EDR 0x01
   1020 #define BTA_DM_LINK_TYPE_LE 0x02
   1021 #define BTA_DM_LINK_TYPE_ALL 0xFF
   1022 typedef uint8_t tBTA_DM_LINK_TYPE;
   1023 
   1024 #define IMMEDIATE_DELY_MODE 0x00
   1025 #define ONFOUND_DELY_MODE 0x01
   1026 #define BATCH_DELY_MODE 0x02
   1027 #define ALLOW_ALL_FILTER 0x00
   1028 #define LOWEST_RSSI_VALUE 129
   1029 
   1030 /*****************************************************************************
   1031  *  External Function Declarations
   1032  ****************************************************************************/
   1033 
   1034 /*******************************************************************************
   1035  *
   1036  * Function         BTA_EnableBluetooth
   1037  *
   1038  * Description      This function initializes BTA and prepares BTA and the
   1039  *                  Bluetooth protocol stack for use.  This function is
   1040  *                  typically called at startup or when Bluetooth services
   1041  *                  are required by the phone.  This function must be called
   1042  *                  before calling any other API function.
   1043  *
   1044  *
   1045  * Returns          BTA_SUCCESS if successful.
   1046  *                  BTA_FAIL if internal failure.
   1047  *
   1048  ******************************************************************************/
   1049 extern tBTA_STATUS BTA_EnableBluetooth(tBTA_DM_SEC_CBACK* p_cback);
   1050 
   1051 /*******************************************************************************
   1052  *
   1053  * Function         BTA_DisableBluetooth
   1054  *
   1055  * Description      This function disables BTA and the Bluetooth protocol
   1056  *                  stack.  It is called when BTA is no longer being used
   1057  *                  by any application in the system.
   1058  *
   1059  *
   1060  * Returns          void
   1061  *
   1062  ******************************************************************************/
   1063 extern tBTA_STATUS BTA_DisableBluetooth(void);
   1064 
   1065 /*******************************************************************************
   1066  *
   1067  * Function         BTA_EnableTestMode
   1068  *
   1069  * Description      Enables bluetooth device under test mode
   1070  *
   1071  *
   1072  * Returns          tBTA_STATUS
   1073  *
   1074  ******************************************************************************/
   1075 extern tBTA_STATUS BTA_EnableTestMode(void);
   1076 
   1077 /*******************************************************************************
   1078  *
   1079  * Function         BTA_DisableTestMode
   1080  *
   1081  * Description      Disable bluetooth device under test mode
   1082  *
   1083  *
   1084  * Returns          None
   1085  *
   1086  ******************************************************************************/
   1087 extern void BTA_DisableTestMode(void);
   1088 
   1089 /*******************************************************************************
   1090  *
   1091  * Function         BTA_DmSetDeviceName
   1092  *
   1093  * Description      This function sets the Bluetooth name of the local device.
   1094  *
   1095  *
   1096  * Returns          void
   1097  *
   1098  ******************************************************************************/
   1099 extern void BTA_DmSetDeviceName(char* p_name);
   1100 
   1101 /*******************************************************************************
   1102  *
   1103  * Function         BTA_DmSetVisibility
   1104  *
   1105  * Description      This function sets the Bluetooth connectable,discoverable,
   1106  *                  pairable and conn paired only modesmodes of the local
   1107  *                  device.
   1108  *                  This controls whether other Bluetooth devices can find and
   1109  *                  connect to the local device.
   1110  *
   1111  *
   1112  * Returns          void
   1113  *
   1114  ******************************************************************************/
   1115 extern void BTA_DmSetVisibility(tBTA_DM_DISC disc_mode, tBTA_DM_CONN conn_mode,
   1116                                 uint8_t pairable_mode, uint8_t conn_filter);
   1117 
   1118 /*******************************************************************************
   1119  *
   1120  * Function         BTA_DmSearch
   1121  *
   1122  * Description      This function searches for peer Bluetooth devices.  It
   1123  *                  first performs an inquiry; for each device found from the
   1124  *                  inquiry it gets the remote name of the device.  If
   1125  *                  parameter services is nonzero, service discovery will be
   1126  *                  performed on each device for the services specified.
   1127  *
   1128  *
   1129  * Returns          void
   1130  *
   1131  ******************************************************************************/
   1132 extern void BTA_DmSearch(tBTA_DM_INQ* p_dm_inq, tBTA_SERVICE_MASK services,
   1133                          tBTA_DM_SEARCH_CBACK* p_cback);
   1134 
   1135 /*******************************************************************************
   1136  *
   1137  * Function         BTA_DmSearchCancel
   1138  *
   1139  * Description      This function cancels a search that has been initiated
   1140  *                  by calling BTA_DmSearch().
   1141  *
   1142  *
   1143  * Returns          void
   1144  *
   1145  ******************************************************************************/
   1146 extern void BTA_DmSearchCancel(void);
   1147 
   1148 /*******************************************************************************
   1149  *
   1150  * Function         BTA_DmDiscover
   1151  *
   1152  * Description      This function performs service discovery for the services
   1153  *                  of a particular peer device.
   1154  *
   1155  *
   1156  * Returns          void
   1157  *
   1158  ******************************************************************************/
   1159 extern void BTA_DmDiscover(BD_ADDR bd_addr, tBTA_SERVICE_MASK services,
   1160                            tBTA_DM_SEARCH_CBACK* p_cback, bool sdp_search);
   1161 
   1162 /*******************************************************************************
   1163  *
   1164  * Function         BTA_DmDiscoverUUID
   1165  *
   1166  * Description      This function performs service discovery for the services
   1167  *                  of a particular peer device.
   1168  *
   1169  *
   1170  * Returns          void
   1171  *
   1172  ******************************************************************************/
   1173 extern void BTA_DmDiscoverUUID(BD_ADDR bd_addr, tSDP_UUID* uuid,
   1174                                tBTA_DM_SEARCH_CBACK* p_cback, bool sdp_search);
   1175 
   1176 /*******************************************************************************
   1177  *
   1178  * Function         BTA_DmGetCachedRemoteName
   1179  *
   1180  * Description      Retieve cached remote name if available
   1181  *
   1182  * Returns          BTA_SUCCESS if cached name was retrieved
   1183  *                  BTA_FAILURE if cached name is not available
   1184  *
   1185  ******************************************************************************/
   1186 tBTA_STATUS BTA_DmGetCachedRemoteName(BD_ADDR remote_device,
   1187                                       uint8_t** pp_cached_name);
   1188 
   1189 /*******************************************************************************
   1190  *
   1191  * Function         BTA_DmBond
   1192  *
   1193  * Description      This function initiates a bonding procedure with a peer
   1194  *                  device.  The bonding procedure enables authentication
   1195  *                  and optionally encryption on the Bluetooth link.
   1196  *
   1197  *
   1198  * Returns          void
   1199  *
   1200  ******************************************************************************/
   1201 extern void BTA_DmBond(BD_ADDR bd_addr);
   1202 
   1203 /*******************************************************************************
   1204  *
   1205  * Function         BTA_DmBondByTransport
   1206  *
   1207  * Description      This function initiates a bonding procedure with a peer
   1208  *                  device by designated transport.  The bonding procedure
   1209  *                  enables authentication and optionally encryption on the
   1210  *                  Bluetooth link.
   1211  *
   1212  *
   1213  * Returns          void
   1214  *
   1215  ******************************************************************************/
   1216 extern void BTA_DmBondByTransport(BD_ADDR bd_addr, tBTA_TRANSPORT transport);
   1217 
   1218 /*******************************************************************************
   1219  *
   1220  * Function         BTA_DmBondCancel
   1221  *
   1222  * Description      This function cancels a bonding procedure with a peer
   1223  *                  device.
   1224  *
   1225  *
   1226  * Returns          void
   1227  *
   1228  ******************************************************************************/
   1229 extern void BTA_DmBondCancel(BD_ADDR bd_addr);
   1230 
   1231 /*******************************************************************************
   1232  *
   1233  * Function         BTA_DmPinReply
   1234  *
   1235  * Description      This function provides a PIN when one is requested by DM
   1236  *                  during a bonding procedure.  The application should call
   1237  *                  this function after the security callback is called with
   1238  *                  a BTA_DM_PIN_REQ_EVT.
   1239  *
   1240  *
   1241  * Returns          void
   1242  *
   1243  ******************************************************************************/
   1244 extern void BTA_DmPinReply(BD_ADDR bd_addr, bool accept, uint8_t pin_len,
   1245                            uint8_t* p_pin);
   1246 
   1247 /*******************************************************************************
   1248  *
   1249  * Function         BTA_DmLocalOob
   1250  *
   1251  * Description      This function retrieves the OOB data from local controller.
   1252  *                  The result is reported by bta_dm_co_loc_oob().
   1253  *
   1254  * Returns          void
   1255  *
   1256  ******************************************************************************/
   1257 extern void BTA_DmLocalOob(void);
   1258 
   1259 /*******************************************************************************
   1260  *
   1261  * Function         BTA_DmConfirm
   1262  *
   1263  * Description      This function accepts or rejects the numerical value of the
   1264  *                  Simple Pairing process on BTA_DM_SP_CFM_REQ_EVT
   1265  *
   1266  * Returns          void
   1267  *
   1268  ******************************************************************************/
   1269 extern void BTA_DmConfirm(BD_ADDR bd_addr, bool accept);
   1270 
   1271 /*******************************************************************************
   1272  *
   1273  * Function         BTA_DmAddDevice
   1274  *
   1275  * Description      This function adds a device to the security database list
   1276  *                  of peer devices. This function would typically be called
   1277  *                  at system startup to initialize the security database with
   1278  *                  known peer devices.  This is a direct execution function
   1279  *                  that may lock task scheduling on some platforms.
   1280  *
   1281  * Returns          void
   1282  *
   1283  ******************************************************************************/
   1284 extern void BTA_DmAddDevice(BD_ADDR bd_addr, DEV_CLASS dev_class,
   1285                             LINK_KEY link_key, tBTA_SERVICE_MASK trusted_mask,
   1286                             bool is_trusted, uint8_t key_type,
   1287                             tBTA_IO_CAP io_cap, uint8_t pin_length);
   1288 
   1289 /*******************************************************************************
   1290  *
   1291  * Function         BTA_DmRemoveDevice
   1292  *
   1293  * Description      This function removes a device from the security database.
   1294  *                  This is a direct execution function that may lock task
   1295  *                  scheduling on some platforms.
   1296  *
   1297  *
   1298  * Returns          BTA_SUCCESS if successful.
   1299  *                  BTA_FAIL if operation failed.
   1300  *
   1301  ******************************************************************************/
   1302 extern tBTA_STATUS BTA_DmRemoveDevice(BD_ADDR bd_addr);
   1303 
   1304 /*******************************************************************************
   1305  *
   1306  * Function         BTA_GetEirService
   1307  *
   1308  * Description      This function is called to get BTA service mask from EIR.
   1309  *
   1310  * Parameters       p_eir - pointer of EIR significant part
   1311  *                  eir_len - EIR length
   1312  *                  p_services - return the BTA service mask
   1313  *
   1314  * Returns          None
   1315  *
   1316  ******************************************************************************/
   1317 extern void BTA_GetEirService(uint8_t* p_eir, size_t eir_len,
   1318                               tBTA_SERVICE_MASK* p_services);
   1319 
   1320 /*******************************************************************************
   1321  *
   1322  * Function         BTA_DmGetConnectionState
   1323  *
   1324  * Description      Returns whether the remote device is currently connected.
   1325  *
   1326  * Returns          0 if the device is NOT connected.
   1327  *
   1328  ******************************************************************************/
   1329 extern uint16_t BTA_DmGetConnectionState(const BD_ADDR bd_addr);
   1330 
   1331 /*******************************************************************************
   1332  *
   1333  * Function         BTA_DmSetLocalDiRecord
   1334  *
   1335  * Description      This function adds a DI record to the local SDP database.
   1336  *
   1337  * Returns          BTA_SUCCESS if record set sucessfully, otherwise error code.
   1338  *
   1339  ******************************************************************************/
   1340 extern tBTA_STATUS BTA_DmSetLocalDiRecord(tBTA_DI_RECORD* p_device_info,
   1341                                           uint32_t* p_handle);
   1342 
   1343 /*******************************************************************************
   1344  *
   1345  *
   1346  * Function         BTA_DmCloseACL
   1347  *
   1348  * Description      This function force to close an ACL connection and remove
   1349  the
   1350  *                  device from the security database list of known devices.
   1351  *
   1352  * Parameters:      bd_addr       - Address of the peer device
   1353  *                  remove_dev    - remove device or not after link down
   1354  *                  transport     - which transport to close
   1355 
   1356  *
   1357  * Returns          void.
   1358  *
   1359  ******************************************************************************/
   1360 extern void BTA_DmCloseACL(BD_ADDR bd_addr, bool remove_dev,
   1361                            tBTA_TRANSPORT transport);
   1362 
   1363 /*******************************************************************************
   1364  *
   1365  * Function         bta_dmexecutecallback
   1366  *
   1367  * Description      This function will request BTA to execute a call back in the
   1368  *                  context of BTU task.
   1369  *                  This API was named in lower case because it is only intended
   1370  *                  for the internal customers(like BTIF).
   1371  *
   1372  * Returns          void
   1373  *
   1374  ******************************************************************************/
   1375 extern void bta_dmexecutecallback(tBTA_DM_EXEC_CBACK* p_callback,
   1376                                   void* p_param);
   1377 
   1378 #if (BTM_SCO_HCI_INCLUDED == TRUE)
   1379 /*******************************************************************************
   1380  *
   1381  * Function         BTA_DmPcmInitSamples
   1382  *
   1383  * Description      initialize the down sample converter.
   1384  *
   1385  *                  src_sps: original samples per second (source audio data)
   1386  *                            (ex. 44100, 48000)
   1387  *                  bits: number of bits per pcm sample (16)
   1388  *                  n_channels: number of channels (i.e. mono(1), stereo(2)...)
   1389  *
   1390  * Returns          none
   1391  *
   1392  ******************************************************************************/
   1393 extern void BTA_DmPcmInitSamples(uint32_t src_sps, uint32_t bits,
   1394                                  uint32_t n_channels);
   1395 
   1396 /*******************************************************************************
   1397  * Function         BTA_DmPcmResample
   1398  *
   1399  * Description      Down sampling utility to convert higher sampling rate into
   1400  *                  8K/16bits
   1401  *                  PCM samples.
   1402  *
   1403  * Parameters       p_src: pointer to the buffer where the original sampling PCM
   1404  *                              are stored.
   1405  *                  in_bytes:  Length of the input PCM sample buffer in byte.
   1406  *                  p_dst: pointer to the buffer which is to be used to store
   1407  *                         the converted PCM samples.
   1408  *
   1409  *
   1410  * Returns          int32_t: number of samples converted.
   1411  *
   1412  ******************************************************************************/
   1413 extern int32_t BTA_DmPcmResample(void* p_src, uint32_t in_bytes, void* p_dst);
   1414 #endif
   1415 
   1416 /* BLE related API functions */
   1417 /*******************************************************************************
   1418  *
   1419  * Function         BTA_DmBleSecurityGrant
   1420  *
   1421  * Description      Grant security request access.
   1422  *
   1423  * Parameters:      bd_addr          - BD address of the peer
   1424  *                  res              - security grant status.
   1425  *
   1426  * Returns          void
   1427  *
   1428  ******************************************************************************/
   1429 extern void BTA_DmBleSecurityGrant(BD_ADDR bd_addr, tBTA_DM_BLE_SEC_GRANT res);
   1430 
   1431 /**
   1432  * Set BLE connectable mode to auto connect
   1433  */
   1434 extern void BTA_DmBleStartAutoConn();
   1435 
   1436 /*******************************************************************************
   1437  *
   1438  * Function         BTA_DmBlePasskeyReply
   1439  *
   1440  * Description      Send BLE SMP passkey reply.
   1441  *
   1442  * Parameters:      bd_addr          - BD address of the peer
   1443  *                  accept           - passkey entry sucessful or declined.
   1444  *                  passkey          - passkey value, must be a 6 digit number,
   1445  *                                     can be lead by 0.
   1446  *
   1447  * Returns          void
   1448  *
   1449  ******************************************************************************/
   1450 extern void BTA_DmBlePasskeyReply(BD_ADDR bd_addr, bool accept,
   1451                                   uint32_t passkey);
   1452 
   1453 /*******************************************************************************
   1454  *
   1455  * Function         BTA_DmBleConfirmReply
   1456  *
   1457  * Description      Send BLE SMP SC user confirmation reply.
   1458  *
   1459  * Parameters:      bd_addr          - BD address of the peer
   1460  *                  accept           - numbers to compare are the same or
   1461  *                                     different.
   1462  *
   1463  * Returns          void
   1464  *
   1465  ******************************************************************************/
   1466 extern void BTA_DmBleConfirmReply(BD_ADDR bd_addr, bool accept);
   1467 
   1468 /*******************************************************************************
   1469  *
   1470  * Function         BTA_DmAddBleDevice
   1471  *
   1472  * Description      Add a BLE device.  This function will be normally called
   1473  *                  during host startup to restore all required information
   1474  *                  for a LE device stored in the NVRAM.
   1475  *
   1476  * Parameters:      bd_addr          - BD address of the peer
   1477  *                  dev_type         - Remote device's device type.
   1478  *                  addr_type        - LE device address type.
   1479  *
   1480  * Returns          void
   1481  *
   1482  ******************************************************************************/
   1483 extern void BTA_DmAddBleDevice(BD_ADDR bd_addr, tBLE_ADDR_TYPE addr_type,
   1484                                tBT_DEVICE_TYPE dev_type);
   1485 
   1486 /*******************************************************************************
   1487  *
   1488  * Function         BTA_DmAddBleKey
   1489  *
   1490  * Description      Add/modify LE device information.  This function will be
   1491  *                  normally called during host startup to restore all required
   1492  *                  information stored in the NVRAM.
   1493  *
   1494  * Parameters:      bd_addr          - BD address of the peer
   1495  *                  p_le_key         - LE key values.
   1496  *                  key_type         - LE SMP key type.
   1497  *
   1498  * Returns          void
   1499  *
   1500  ******************************************************************************/
   1501 extern void BTA_DmAddBleKey(BD_ADDR bd_addr, tBTA_LE_KEY_VALUE* p_le_key,
   1502                             tBTA_LE_KEY_TYPE key_type);
   1503 
   1504 /*******************************************************************************
   1505  *
   1506  * Function         BTA_DmSetBlePrefConnParams
   1507  *
   1508  * Description      This function is called to set the preferred connection
   1509  *                  parameters when default connection parameter is not desired.
   1510  *
   1511  * Parameters:      bd_addr          - BD address of the peripheral
   1512  *                  min_conn_int     - minimum preferred connection interval
   1513  *                  max_conn_int     - maximum preferred connection interval
   1514  *                  slave_latency    - preferred slave latency
   1515  *                  supervision_tout - preferred supervision timeout
   1516  *
   1517  *
   1518  * Returns          void
   1519  *
   1520  ******************************************************************************/
   1521 extern void BTA_DmSetBlePrefConnParams(const BD_ADDR bd_addr,
   1522                                        uint16_t min_conn_int,
   1523                                        uint16_t max_conn_int,
   1524                                        uint16_t slave_latency,
   1525                                        uint16_t supervision_tout);
   1526 
   1527 /*******************************************************************************
   1528  *
   1529  * Function         BTA_DmSetBleConnScanParams
   1530  *
   1531  * Description      This function is called to set scan parameters used in
   1532  *                  BLE connection request
   1533  *
   1534  * Parameters:      scan_interval    - scan interval
   1535  *                  scan_window      - scan window
   1536  *
   1537  * Returns          void
   1538  *
   1539  ******************************************************************************/
   1540 extern void BTA_DmSetBleConnScanParams(uint32_t scan_interval,
   1541                                        uint32_t scan_window);
   1542 
   1543 /*******************************************************************************
   1544  *
   1545  * Function         BTA_DmSearchExt
   1546  *
   1547  * Description      This function searches for peer Bluetooth devices. It
   1548  *                  performs an inquiry and gets the remote name for devices.
   1549  *                  Service discovery is done if services is non zero
   1550  *
   1551  * Parameters       p_dm_inq: inquiry conditions
   1552  *                  services: if service is not empty, service discovery will be
   1553  *                            done.
   1554  *                            for all GATT based service condition, put
   1555  *                            num_uuid, and p_uuid is the pointer to the list of
   1556  *                            UUID values.
   1557  *                  p_cback: callback functino when search is completed.
   1558  *
   1559  *
   1560  *
   1561  * Returns          void
   1562  *
   1563  ******************************************************************************/
   1564 extern void BTA_DmSearchExt(tBTA_DM_INQ* p_dm_inq,
   1565                             tBTA_SERVICE_MASK_EXT* p_services,
   1566                             tBTA_DM_SEARCH_CBACK* p_cback);
   1567 
   1568 /*******************************************************************************
   1569  *
   1570  * Function         BTA_DmDiscoverExt
   1571  *
   1572  * Description      This function does service discovery for services of a
   1573  *                  peer device. When services.num_uuid is 0, it indicates all
   1574  *                  GATT based services are to be searched; other wise a list of
   1575  *                  UUID of interested services should be provided through
   1576  *                  services.p_uuid.
   1577  *
   1578  *
   1579  *
   1580  * Returns          void
   1581  *
   1582  ******************************************************************************/
   1583 extern void BTA_DmDiscoverExt(BD_ADDR bd_addr,
   1584                               tBTA_SERVICE_MASK_EXT* p_services,
   1585                               tBTA_DM_SEARCH_CBACK* p_cback, bool sdp_search);
   1586 
   1587 /*******************************************************************************
   1588  *
   1589  * Function         BTA_DmDiscoverByTransport
   1590  *
   1591  * Description      This function does service discovery on particular transport
   1592  *                  for services of a
   1593  *                  peer device. When services.num_uuid is 0, it indicates all
   1594  *                  GATT based services are to be searched; other wise a list of
   1595  *                  UUID of interested services should be provided through
   1596  *                  p_services->p_uuid.
   1597  *
   1598  *
   1599  *
   1600  * Returns          void
   1601  *
   1602  ******************************************************************************/
   1603 extern void BTA_DmDiscoverByTransport(BD_ADDR bd_addr,
   1604                                       tBTA_SERVICE_MASK_EXT* p_services,
   1605                                       tBTA_DM_SEARCH_CBACK* p_cback,
   1606                                       bool sdp_search,
   1607                                       tBTA_TRANSPORT transport);
   1608 
   1609 /*******************************************************************************
   1610  *
   1611  * Function         BTA_DmSetEncryption
   1612  *
   1613  * Description      This function is called to ensure that connection is
   1614  *                  encrypted.  Should be called only on an open connection.
   1615  *                  Typically only needed for connections that first want to
   1616  *                  bring up unencrypted links, then later encrypt them.
   1617  *
   1618  * Parameters:      bd_addr       - Address of the peer device
   1619  *                  transport     - transport of the link to be encruypted
   1620  *                  p_callback    - Pointer to callback function to indicat the
   1621  *                                  link encryption status
   1622  *                  sec_act       - This is the security action to indicate
   1623  *                                  what kind of BLE security level is required
   1624  *                                  for the BLE link if BLE is supported
   1625  *                                  Note: This parameter is ignored for
   1626  *                                        BR/EDR or if BLE is not supported.
   1627  *
   1628  * Returns          void
   1629  *
   1630  *
   1631  ******************************************************************************/
   1632 extern void BTA_DmSetEncryption(BD_ADDR bd_addr, tBTA_TRANSPORT transport,
   1633                                 tBTA_DM_ENCRYPT_CBACK* p_callback,
   1634                                 tBTA_DM_BLE_SEC_ACT sec_act);
   1635 
   1636 /*******************************************************************************
   1637  *
   1638  * Function         BTA_DmBleObserve
   1639  *
   1640  * Description      This procedure keep the device listening for advertising
   1641  *                  events from a broadcast device.
   1642  *
   1643  * Parameters       start: start or stop observe.
   1644  *                  duration : Duration of the scan. Continuous scan if 0 is
   1645  *                             passed
   1646  *                  p_results_cb: Callback to be called with scan results
   1647  *
   1648  * Returns          void
   1649  *
   1650  ******************************************************************************/
   1651 extern void BTA_DmBleObserve(bool start, uint8_t duration,
   1652                              tBTA_DM_SEARCH_CBACK* p_results_cb);
   1653 
   1654 /*******************************************************************************
   1655  *
   1656  * Function         BTA_DmBleConfigLocalPrivacy
   1657  *
   1658  * Description      Enable/disable privacy on the local device
   1659  *
   1660  * Parameters:      privacy_enable   - enable/disabe privacy on remote device.
   1661  *
   1662  * Returns          void
   1663  *
   1664  ******************************************************************************/
   1665 extern void BTA_DmBleConfigLocalPrivacy(bool privacy_enable);
   1666 
   1667 /*******************************************************************************
   1668  *
   1669  * Function         BTA_DmBleEnableRemotePrivacy
   1670  *
   1671  * Description      Enable/disable privacy on a remote device
   1672  *
   1673  * Parameters:      bd_addr          - BD address of the peer
   1674  *                  privacy_enable   - enable/disabe privacy on remote device.
   1675  *
   1676  * Returns          void
   1677  *
   1678  ******************************************************************************/
   1679 extern void BTA_DmBleEnableRemotePrivacy(BD_ADDR bd_addr, bool privacy_enable);
   1680 
   1681 /*******************************************************************************
   1682  *
   1683  * Function         BTA_DmBleUpdateConnectionParams
   1684  *
   1685  * Description      Update connection parameters, can only be used when
   1686  *                  connection is up.
   1687  *
   1688  * Parameters:      bd_addr   - BD address of the peer
   1689  *                  min_int   - minimum connection interval, [0x0004 ~ 0x4000]
   1690  *                  max_int   - maximum connection interval, [0x0004 ~ 0x4000]
   1691  *                  latency   - slave latency [0 ~ 500]
   1692  *                  timeout   - supervision timeout [0x000a ~ 0xc80]
   1693  *
   1694  * Returns          void
   1695  *
   1696  ******************************************************************************/
   1697 extern void BTA_DmBleUpdateConnectionParams(const BD_ADDR bd_addr,
   1698                                             uint16_t min_int, uint16_t max_int,
   1699                                             uint16_t latency, uint16_t timeout);
   1700 
   1701 /*******************************************************************************
   1702  *
   1703  * Function         BTA_DmBleSetDataLength
   1704  *
   1705  * Description      This function is to set maximum LE data packet size
   1706  *
   1707  * Returns          void
   1708  *
   1709  ******************************************************************************/
   1710 extern void BTA_DmBleSetDataLength(BD_ADDR remote_device,
   1711                                    uint16_t tx_data_length);
   1712 
   1713 /*******************************************************************************
   1714  *
   1715  * Function         BTA_DmBleGetEnergyInfo
   1716  *
   1717  * Description      This function is called to obtain the energy info
   1718  *
   1719  * Parameters       p_cmpl_cback - Command complete callback
   1720  *
   1721  * Returns          void
   1722  *
   1723  ******************************************************************************/
   1724 extern void BTA_DmBleGetEnergyInfo(tBTA_BLE_ENERGY_INFO_CBACK* p_cmpl_cback);
   1725 
   1726 /*******************************************************************************
   1727  *
   1728  * Function         BTA_BrcmInit
   1729  *
   1730  * Description      This function initializes Broadcom specific VS handler in
   1731  *                  BTA
   1732  *
   1733  * Returns          void
   1734  *
   1735  ******************************************************************************/
   1736 extern void BTA_VendorInit(void);
   1737 
   1738 /*******************************************************************************
   1739  *
   1740  * Function         BTA_BrcmCleanup
   1741  *
   1742  * Description      This function frees up Broadcom specific VS specific dynamic
   1743  *                  memory
   1744  *
   1745  * Returns          void
   1746  *
   1747  ******************************************************************************/
   1748 extern void BTA_VendorCleanup(void);
   1749 
   1750 #endif /* BTA_API_H */
   1751