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      1 /******************************************************************************
      2  *
      3  *  Copyright (C) 1999-2012 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 file contains the main Bluetooth Manager (BTM) internal
     22  *  definitions.
     23  *
     24  ******************************************************************************/
     25 #ifndef BTM_INT_H
     26 #define BTM_INT_H
     27 
     28 #include "bt_target.h"
     29 #include "gki.h"
     30 #include "hcidefs.h"
     31 
     32 #if RFCOMM_INCLUDED == TRUE
     33 #include "rfcdefs.h"
     34 #endif
     35 
     36 #include "btm_api.h"
     37 
     38 #if (BLE_INCLUDED == TRUE)
     39 #include "btm_ble_int.h"
     40 #if (SMP_INCLUDED == TRUE)
     41 #include "smp_api.h"
     42 #endif
     43 #endif
     44 
     45 #if BTM_MAX_LOC_BD_NAME_LEN > 0
     46 typedef char tBTM_LOC_BD_NAME[BTM_MAX_LOC_BD_NAME_LEN + 1];
     47 #endif
     48 
     49 #define  BTM_ACL_IS_CONNECTED(bda)   (btm_bda_to_acl (bda) != NULL)
     50 
     51 /* Definitions for Server Channel Number (SCN) management
     52 */
     53 #define BTM_MAX_SCN      PORT_MAX_RFC_PORTS
     54 
     55 /* Define masks for supported and exception 2.0 ACL packet types
     56 */
     57 #define BTM_ACL_SUPPORTED_PKTS_MASK      (HCI_PKT_TYPES_MASK_DM1        | \
     58                                           HCI_PKT_TYPES_MASK_DH1        | \
     59                                           HCI_PKT_TYPES_MASK_DM3        | \
     60                                           HCI_PKT_TYPES_MASK_DH3        | \
     61                                           HCI_PKT_TYPES_MASK_DM5        | \
     62                                           HCI_PKT_TYPES_MASK_DH5)
     63 
     64 #define BTM_ACL_EXCEPTION_PKTS_MASK      (HCI_PKT_TYPES_MASK_NO_2_DH1   | \
     65                                           HCI_PKT_TYPES_MASK_NO_3_DH1   | \
     66                                           HCI_PKT_TYPES_MASK_NO_2_DH3   | \
     67                                           HCI_PKT_TYPES_MASK_NO_3_DH3   | \
     68                                           HCI_PKT_TYPES_MASK_NO_2_DH5   | \
     69                                           HCI_PKT_TYPES_MASK_NO_3_DH5)
     70 
     71 #define BTM_EPR_AVAILABLE(p) ((HCI_ATOMIC_ENCRYPT_SUPPORTED((p)->features) && \
     72                                HCI_ATOMIC_ENCRYPT_SUPPORTED(btm_cb.devcb.local_features)) \
     73                                ? TRUE : FALSE)
     74 
     75 #define BTM_IS_BRCM_CONTROLLER() (btm_cb.devcb.local_version.manufacturer == LMP_COMPID_BROADCOM)
     76 
     77 
     78 /* Define the ACL Management control structure
     79 */
     80 typedef struct
     81 {
     82     UINT16          hci_handle;
     83     UINT16          pkt_types_mask;
     84     UINT16          restore_pkt_types;  /* when coming in/out of SCO connection restore the packet types */
     85     UINT16          clock_offset;
     86     BD_ADDR         remote_addr;
     87     DEV_CLASS       remote_dc;
     88     BD_NAME         remote_name;
     89 
     90     UINT16          manufacturer;
     91     UINT16          lmp_subversion;
     92     UINT16          link_super_tout;
     93     BD_FEATURES     features;           /* Features suported by the device    */
     94     UINT8           lmp_version;
     95 
     96     BOOLEAN         in_use;
     97     UINT8           link_role;
     98     BOOLEAN         link_up_issued;     /* True if busy_level link up has been issued */
     99 
    100 #define BTM_ACL_SWKEY_STATE_IDLE                0
    101 #define BTM_ACL_SWKEY_STATE_MODE_CHANGE         1
    102 #define BTM_ACL_SWKEY_STATE_ENCRYPTION_OFF      2
    103 #define BTM_ACL_SWKEY_STATE_SWITCHING           3
    104 #define BTM_ACL_SWKEY_STATE_ENCRYPTION_ON       4
    105 #define BTM_ACL_SWKEY_STATE_IN_PROGRESS         5
    106     UINT8           switch_role_state;
    107     UINT8           change_key_state;
    108 
    109 #define BTM_ACL_ENCRYPT_STATE_IDLE              0
    110 #define BTM_ACL_ENCRYPT_STATE_ENCRYPT_OFF       1   /* encryption turning off */
    111 #define BTM_ACL_ENCRYPT_STATE_TEMP_FUNC         2   /* temporarily off for change link key or role switch */
    112 #define BTM_ACL_ENCRYPT_STATE_ENCRYPT_ON        3   /* encryption turning on */
    113     UINT8           encrypt_state;                  /* overall BTM encryption state */
    114 
    115 #if BTM_PWR_MGR_INCLUDED == FALSE
    116     UINT8           mode;
    117 #endif /* BTM_PWR_MGR_INCLUDED */
    118 #if BLE_INCLUDED == TRUE
    119     UINT8           is_le_link;
    120 #endif
    121 
    122 } tACL_CONN;
    123 
    124 /*****************************************************
    125 ** TIMER Definitions
    126 ******************************************************/
    127 #define TT_DEV_RESET     1
    128 #define TT_DEV_RLN       2
    129 #define TT_DEV_RLNKP     4              /* Read Link Policy Settings */
    130 
    131 /* Define the Device Management control structure
    132 */
    133 typedef struct
    134 {
    135     tBTM_DEV_STATUS_CB  *p_dev_status_cb;   /* Device status change callback        */
    136     tBTM_VS_EVT_CB      *p_vend_spec_cb[BTM_MAX_VSE_CALLBACKS];     /* Register for vendor specific events  */
    137 
    138     tBTM_CMPL_CB        *p_stored_link_key_cmpl_cb;   /* Read/Write/Delete stored link key    */
    139 
    140     TIMER_LIST_ENT       reset_timer;
    141     tBTM_CMPL_CB        *p_reset_cmpl_cb;   /* Callback function to be called       */
    142                                             /* when startup of the device is done   */
    143     TIMER_LIST_ENT       rln_timer;
    144     tBTM_CMPL_CB        *p_rln_cmpl_cb;     /* Callback function to be called when  */
    145                                             /* read local name function complete    */
    146     TIMER_LIST_ENT       rlinkp_timer;
    147     tBTM_CMPL_CB        *p_rlinkp_cmpl_cb;  /* Callback function to be called when  */
    148                                             /* read link policy function completes  */
    149     TIMER_LIST_ENT       rssi_timer;
    150     tBTM_CMPL_CB        *p_rssi_cmpl_cb;    /* Callback function to be called when  */
    151                                             /* read rssi function completes         */
    152     TIMER_LIST_ENT       lnk_quality_timer;
    153     tBTM_CMPL_CB        *p_lnk_qual_cmpl_cb;/* Callback function to be called when  */
    154                                             /* read link quality function completes */
    155     TIMER_LIST_ENT       txpwer_timer;
    156     tBTM_CMPL_CB        *p_txpwer_cmpl_cb;    /* Callback function to be called when  */
    157                                             /* read inq tx power function completes  */
    158 
    159     TIMER_LIST_ENT       qossu_timer;
    160     tBTM_CMPL_CB        *p_qossu_cmpl_cb;   /* Callback function to be called when  */
    161                                             /* qos setup function completes         */
    162 
    163     tBTM_ROLE_SWITCH_CMPL switch_role_ref_data;
    164     tBTM_CMPL_CB        *p_switch_role_cb;  /* Callback function to be called when  */
    165                                             /* requested switch role is completed   */
    166 
    167     tBTM_CHANGE_KEY_CMPL chg_link_key_ref_data;
    168     tBTM_CMPL_CB        *p_chg_link_key_cb; /* Callback function to be called when  */
    169                                             /* change of link key is completed      */
    170 
    171     TIMER_LIST_ENT       tx_power_timer;
    172     tBTM_CMPL_CB        *p_tx_power_cmpl_cb;   /* Callback function to be called       */
    173 
    174     BD_ADDR              local_addr;        /* BD_ADDR of the local device          */
    175     tBTM_VERSION_INFO    local_version;     /* Local Version Information            */
    176     BD_FEATURES          local_features;    /* Local features bit mask              */
    177     DEV_CLASS            dev_class;         /* Local device class                   */
    178 #if BLE_INCLUDED == TRUE
    179     BD_ADDR                 read_tx_pwr_addr;   /* read TX power target address */
    180 
    181     tBTM_BLE_LOCAL_ID_KEYS  id_keys;            /* local BLE ID keys */
    182     BT_OCTET16              er;                 /* BLE encryption key */
    183 
    184 #if BTM_BLE_CONFORMANCE_TESTING == TRUE
    185     BOOLEAN                 no_disc_if_pair_fail;
    186     BOOLEAN			        enable_test_mac_val;
    187     BT_OCTET8               test_mac;
    188     BOOLEAN			        enable_test_local_sign_cntr;
    189     UINT32			        test_local_sign_cntr;
    190 #endif
    191 
    192 
    193 #endif  /* BLE_INCLUDED */
    194 
    195 #define BTM_DEV_STATE_WAIT_RESET_CMPLT  0
    196 #define BTM_DEV_STATE_WAIT_AFTER_RESET  1
    197 #define BTM_DEV_STATE_READY             2
    198 
    199     UINT8                state;
    200     tBTM_IO_CAP          loc_io_caps;       /* IO capability of the local device */
    201     BOOLEAN              loc_auth_req;      /* the auth_req flag  */
    202     BD_FEATURES          brcm_features;     /* Broadcom specific features bit mask  */
    203 } tBTM_DEVCB;
    204 
    205 
    206 /* Define the structures and constants used for inquiry
    207 */
    208 
    209 /* Definitions of limits for inquiries */
    210 #define BTM_PER_INQ_MIN_MAX_PERIOD      HCI_PER_INQ_MIN_MAX_PERIOD
    211 #define BTM_PER_INQ_MAX_MAX_PERIOD      HCI_PER_INQ_MAX_MAX_PERIOD
    212 #define BTM_PER_INQ_MIN_MIN_PERIOD      HCI_PER_INQ_MIN_MIN_PERIOD
    213 #define BTM_PER_INQ_MAX_MIN_PERIOD      HCI_PER_INQ_MAX_MIN_PERIOD
    214 #define BTM_MAX_INQUIRY_LENGTH          HCI_MAX_INQUIRY_LENGTH
    215 #define BTM_MIN_INQUIRY_LEN             0x01
    216 
    217 #define BTM_MIN_INQ_TX_POWER    -70
    218 #define BTM_MAX_INQ_TX_POWER    20
    219 
    220 #if BTM_USE_INQ_RESULTS_FILTER == TRUE
    221 typedef struct
    222 {
    223     UINT32          inq_count;          /* Used for determining if a response has already been      */
    224                                         /* received for the current inquiry operation. (We do not   */
    225                                         /* want to flood the caller with multiple responses from    */
    226                                         /* the same device.                                         */
    227     BD_ADDR         bd_addr;
    228 } tINQ_BDADDR;
    229 #endif
    230 
    231 typedef struct
    232 {
    233     UINT32          time_of_resp;
    234     UINT32          inq_count;          /* "timestamps" the entry with a particular inquiry count   */
    235                                         /* Used for determining if a response has already been      */
    236                                         /* received for the current inquiry operation. (We do not   */
    237                                         /* want to flood the caller with multiple responses from    */
    238                                         /* the same device.                                         */
    239     tBTM_INQ_INFO   inq_info;
    240     BOOLEAN         in_use;
    241 
    242 #if (BLE_INCLUDED == TRUE)
    243     BOOLEAN         scan_rsp;
    244 #endif
    245 } tINQ_DB_ENT;
    246 
    247 
    248 typedef struct
    249 {
    250     tBTM_CMPL_CB *p_remname_cmpl_cb;
    251 
    252 #define BTM_EXT_RMT_NAME_TIMEOUT    40
    253 
    254 
    255     TIMER_LIST_ENT  rmt_name_timer_ent;
    256 
    257     UINT16           discoverable_mode;
    258     UINT16           connectable_mode;
    259     UINT16           page_scan_window;
    260     UINT16           page_scan_period;
    261     UINT16           inq_scan_window;
    262     UINT16           inq_scan_period;
    263     UINT16           inq_scan_type;
    264     UINT16           page_scan_type;        /* current page scan type */
    265 
    266     BD_ADDR          remname_bda;           /* Name of bd addr for active remote name request */
    267 #define BTM_RMT_NAME_INACTIVE       0
    268 #define BTM_RMT_NAME_EXT            0x1     /* Initiated through API */
    269 #define BTM_RMT_NAME_SEC            0x2     /* Initiated internally by security manager */
    270 #define BTM_RMT_NAME_INQ            0x4     /* Remote name initiated internally by inquiry */
    271     BOOLEAN          remname_active;        /* State of a remote name request by external API */
    272 
    273     tBTM_CMPL_CB    *p_inq_cmpl_cb;
    274     tBTM_INQ_RESULTS_CB *p_inq_results_cb;
    275     tBTM_CMPL_CB    *p_inqfilter_cmpl_cb;   /* Called (if not NULL) after inquiry filter completed */
    276     tBTM_INQ_DB_CHANGE_CB *p_inq_change_cb; /* Inquiry database changed callback    */
    277     UINT32           inq_counter;           /* Counter incremented each time an inquiry completes */
    278                                             /* Used for determining whether or not duplicate devices */
    279                                             /* have responded to the same inquiry */
    280     TIMER_LIST_ENT   inq_timer_ent;
    281 #if BTM_USE_INQ_RESULTS_FILTER == TRUE
    282     tINQ_BDADDR     *p_bd_db;               /* Pointer to memory that holds bdaddrs */
    283     UINT16           num_bd_entries;        /* Number of entries in database */
    284     UINT16           max_bd_entries;        /* Maximum number of entries that can be stored */
    285 #endif
    286     tINQ_DB_ENT      inq_db[BTM_INQ_DB_SIZE];
    287     tBTM_INQ_PARMS   inqparms;              /* Contains the parameters for the current inquiry */
    288     tBTM_INQUIRY_CMPL inq_cmpl_info;        /* Status and number of responses from the last inquiry */
    289 
    290     UINT16           per_min_delay;         /* Current periodic minimum delay */
    291     UINT16           per_max_delay;         /* Current periodic maximum delay */
    292     BOOLEAN          inqfilt_active;
    293     UINT8            pending_filt_complete_event; /* to take care of btm_event_filter_complete corresponding to */
    294                                                   /* inquiry that has been cancelled*/
    295     UINT8            inqfilt_type;          /* Contains the inquiry filter type (BD ADDR, COD, or Clear) */
    296 
    297 #define BTM_INQ_INACTIVE_STATE      0
    298 #define BTM_INQ_CLR_FILT_STATE      1   /* Currently clearing the inquiry filter preceeding the inquiry request */
    299                                         /* (bypassed if filtering is not used)                                  */
    300 #define BTM_INQ_SET_FILT_STATE      2   /* Sets the new filter (or turns off filtering) in this state */
    301 #define BTM_INQ_ACTIVE_STATE        3   /* Actual inquiry or periodic inquiry is in progress */
    302 #define BTM_INQ_REMNAME_STATE       4   /* Remote name requests are active  */
    303 
    304     UINT8            state;             /* Current state that the inquiry process is in */
    305     UINT8            inq_active;        /* Bit Mask indicating type of inquiry is active */
    306     BOOLEAN          no_inc_ssp;        /* TRUE, to stop inquiry on incoming SSP */
    307 } tBTM_INQUIRY_VAR_ST;
    308 
    309 /* The MSB of the clock offset field indicates that the offset is valid if TRUE */
    310 #define BTM_CLOCK_OFFSET_VALID      0x8000
    311 
    312 /* Define the structures needed by security management
    313 */
    314 
    315 #define BTM_SEC_INVALID_HANDLE  0xFFFF
    316 
    317 typedef UINT8 *BTM_BD_NAME_PTR;                        /* Pointer to Device name */
    318 
    319 /* Security callback is called by this unit when security
    320 **   procedures are completed.  Parameters are
    321 **              BD Address of remote
    322 **              Result of the operation
    323 */
    324 typedef tBTM_SEC_CBACK tBTM_SEC_CALLBACK;
    325 
    326 typedef void (tBTM_SCO_IND_CBACK) (UINT16 sco_inx) ;
    327 
    328 /* MACROs to convert from SCO packet types mask to ESCO and back */
    329 #define BTM_SCO_PKT_TYPE_MASK   (   HCI_PKT_TYPES_MASK_HV1      \
    330                                  |  HCI_PKT_TYPES_MASK_HV2      \
    331                                  |  HCI_PKT_TYPES_MASK_HV3)
    332 
    333 /* Mask defining only the SCO types of an esco packet type */
    334 #define BTM_ESCO_PKT_TYPE_MASK  (   HCI_ESCO_PKT_TYPES_MASK_HV1 \
    335                                  |  HCI_ESCO_PKT_TYPES_MASK_HV2 \
    336                                  |  HCI_ESCO_PKT_TYPES_MASK_HV3)
    337 
    338 #define BTM_SCO_2_ESCO(scotype)  ((UINT16)(((scotype) & BTM_SCO_PKT_TYPE_MASK) >> 5))
    339 #define BTM_ESCO_2_SCO(escotype) ((UINT16)(((escotype) & BTM_ESCO_PKT_TYPE_MASK) << 5))
    340 
    341 /* Define masks for supported and exception 2.0 SCO packet types
    342 */
    343 #define BTM_SCO_SUPPORTED_PKTS_MASK      (HCI_ESCO_PKT_TYPES_MASK_HV1       | \
    344                                           HCI_ESCO_PKT_TYPES_MASK_HV2       | \
    345                                           HCI_ESCO_PKT_TYPES_MASK_HV3       | \
    346                                           HCI_ESCO_PKT_TYPES_MASK_EV3       | \
    347                                           HCI_ESCO_PKT_TYPES_MASK_EV4       | \
    348                                           HCI_ESCO_PKT_TYPES_MASK_EV5)
    349 
    350 #define BTM_SCO_EXCEPTION_PKTS_MASK      (HCI_ESCO_PKT_TYPES_MASK_NO_2_EV3  | \
    351                                           HCI_ESCO_PKT_TYPES_MASK_NO_3_EV3  | \
    352                                           HCI_ESCO_PKT_TYPES_MASK_NO_2_EV5  | \
    353                                           HCI_ESCO_PKT_TYPES_MASK_NO_3_EV5)
    354 
    355 
    356 #define BTM_SCO_ROUTE_UNKNOWN       0xff
    357 
    358 /* Define the structure that contains (e)SCO data */
    359 typedef struct
    360 {
    361     tBTM_ESCO_CBACK    *p_esco_cback;   /* Callback for eSCO events     */
    362     tBTM_ESCO_PARAMS    setup;
    363     tBTM_ESCO_DATA      data;           /* Connection complete information */
    364     UINT8               hci_status;
    365 } tBTM_ESCO_INFO;
    366 
    367 /* Define the structure used for SCO Management
    368 */
    369 typedef struct
    370 {
    371     tBTM_ESCO_INFO   esco;              /* Current settings             */
    372 #if BTM_SCO_HCI_INCLUDED == TRUE
    373     BUFFER_Q         xmit_data_q;       /* SCO data transmitting queue  */
    374 #endif
    375     tBTM_SCO_CB     *p_conn_cb;         /* Callback for when connected  */
    376     tBTM_SCO_CB     *p_disc_cb;         /* Callback for when disconnect */
    377     UINT16           state;             /* The state of the SCO link    */
    378     UINT16           hci_handle;        /* HCI Handle                   */
    379     BOOLEAN          is_orig;           /* TRUE if the originator       */
    380     BOOLEAN          rem_bd_known;      /* TRUE if remote BD addr known */
    381 
    382 } tSCO_CONN;
    383 
    384 /* SCO Management control block */
    385 typedef struct
    386 {
    387     tBTM_SCO_IND_CBACK  *app_sco_ind_cb;
    388 #if BTM_SCO_HCI_INCLUDED == TRUE
    389     tBTM_SCO_DATA_CB     *p_data_cb;        /* Callback for SCO data over HCI */
    390     UINT32               xmit_window_size; /* Total SCO window in bytes  */
    391 #endif
    392     tSCO_CONN            sco_db[BTM_MAX_SCO_LINKS];
    393     tBTM_ESCO_PARAMS     def_esco_parms;
    394     BD_ADDR              xfer_addr;
    395     UINT16               sco_disc_reason;
    396     BOOLEAN              esco_supported;    /* TRUE if 1.2 cntlr AND supports eSCO links */
    397     tBTM_SCO_TYPE        desired_sco_mode;
    398     tBTM_SCO_TYPE        xfer_sco_type;
    399     tBTM_SCO_PCM_PARAM   sco_pcm_param;
    400     tBTM_SCO_CODEC_TYPE  codec_in_use;      /* None, CVSD, MSBC, etc. */
    401 #if BTM_SCO_HCI_INCLUDED == TRUE
    402 	tBTM_SCO_ROUTE_TYPE	 sco_path;
    403 #endif
    404 
    405 } tSCO_CB;
    406 
    407 
    408 #if BTM_SCO_INCLUDED == TRUE
    409 extern void     btm_set_sco_ind_cback( tBTM_SCO_IND_CBACK *sco_ind_cb );
    410 extern void     btm_accept_sco_link(UINT16 sco_inx, tBTM_ESCO_PARAMS *p_setup,
    411                                     tBTM_SCO_CB *p_conn_cb, tBTM_SCO_CB *p_disc_cb);
    412 extern void     btm_reject_sco_link(UINT16 sco_inx );
    413 extern void btm_sco_chk_pend_rolechange (UINT16 hci_handle);
    414 #else
    415 #define btm_accept_sco_link(sco_inx, p_setup, p_conn_cb, p_disc_cb)
    416 #define btm_reject_sco_link(sco_inx)
    417 #define btm_set_sco_ind_cback(sco_ind_cb)
    418 #define btm_sco_chk_pend_rolechange(hci_handle)
    419 #endif  /* BTM_SCO_INCLUDED */
    420 
    421 /*
    422 ** Define structure for Security Service Record.
    423 ** A record exists for each service registered with the Security Manager
    424 */
    425 typedef struct
    426 {
    427     UINT32          mx_proto_id;        /* Service runs over this multiplexer protocol */
    428     UINT32          orig_mx_chan_id;    /* Channel on the multiplexer protocol    */
    429     UINT32          term_mx_chan_id;    /* Channel on the multiplexer protocol    */
    430     UINT16          psm;                /* L2CAP PSM value */
    431     UINT16          security_flags;     /* Bitmap of required security features */
    432     UINT8           service_id;         /* Passed in authorization callback */
    433 #if (L2CAP_UCD_INCLUDED == TRUE)
    434     UINT16          ucd_security_flags; /* Bitmap of required security features for UCD */
    435 #endif
    436 #if BTM_SEC_SERVICE_NAME_LEN > 0
    437     UINT8           orig_service_name[BTM_SEC_SERVICE_NAME_LEN + 1];
    438     UINT8           term_service_name[BTM_SEC_SERVICE_NAME_LEN + 1];
    439 #endif
    440 } tBTM_SEC_SERV_REC;
    441 
    442 #if BLE_INCLUDED == TRUE
    443 /* LE Security information of device in Slave Role */
    444 typedef struct
    445 {
    446     BT_OCTET16          irk;            /* peer diverified identity root */
    447     BT_OCTET16          ltk;            /* peer long term key */
    448     BT_OCTET16          csrk;           /* peer SRK peer device used to secured sign local data  */
    449 
    450     BT_OCTET8           rand;           /* random vector for LTK generation */
    451     UINT16              ediv;           /* LTK diversifier of this slave device */
    452     UINT16              div;            /* local DIV  to generate local LTK=d1(ER,DIV,0) and CSRK=d1(ER,DIV,1)  */
    453     UINT8               sec_level;      /* local pairing security level */
    454     UINT8               key_size;       /* key size of the LTK delivered to peer device */
    455     UINT8               srk_sec_level;  /* security property of peer SRK for this device */
    456     UINT8               local_csrk_sec_level;  /* security property of local CSRK for this device */
    457 
    458     UINT32              counter;        /* peer sign counter for verifying rcv signed cmd */
    459     UINT32              local_counter;  /* local sign counter for sending signed write cmd*/
    460 }tBTM_SEC_BLE_KEYS;
    461 
    462 #endif  /* BLE_INCLUDED */
    463 
    464 typedef struct
    465 {
    466     tBLE_ADDR_TYPE      ble_addr_type;  /* LE device type: public or random address */
    467     BD_ADDR             reconn_addr;    /* reconnect address */
    468     BD_ADDR             cur_rand_addr;  /* current random address */
    469     BD_ADDR             static_addr;    /* static address */
    470 
    471 #if SMP_INCLUDED == TRUE
    472     tBTM_LE_KEY_TYPE    key_type;       /* bit mask of valid key types in record */
    473     tBTM_SEC_BLE_KEYS   keys;           /* LE device security info in slave rode */
    474 #endif
    475 } tBTM_SEC_BLE;
    476 
    477 /*
    478 ** Define structure for Security Device Record.
    479 ** A record exists for each device authenticated with this device
    480 */
    481 typedef struct
    482 {
    483     tBTM_SEC_SERV_REC   *p_cur_service;
    484     tBTM_SEC_CALLBACK   *p_callback;
    485     void                *p_ref_data;
    486     UINT32               timestamp;         /* Timestamp of the last connection   */
    487     UINT32               trusted_mask[BTM_SEC_SERVICE_ARRAY_SIZE];  /* Bitwise OR of trusted services     */
    488     UINT16               hci_handle;        /* Handle to connection when exists   */
    489     UINT16               clock_offset;      /* Latest known clock offset          */
    490     BD_ADDR              bd_addr;           /* BD_ADDR of the device              */
    491     DEV_CLASS            dev_class;         /* DEV_CLASS of the device            */
    492     LINK_KEY             link_key;          /* Device link key                    */
    493 
    494 #define BTM_SEC_AUTHORIZED      BTM_SEC_FLAG_AUTHORIZED
    495 #define BTM_SEC_AUTHENTICATED   BTM_SEC_FLAG_AUTHENTICATED
    496 #define BTM_SEC_ENCRYPTED       BTM_SEC_FLAG_ENCRYPTED
    497 #define BTM_SEC_NAME_KNOWN      0x08
    498 #define BTM_SEC_LINK_KEY_KNOWN  BTM_SEC_FLAG_LKEY_KNOWN
    499 #define BTM_SEC_LINK_KEY_AUTHED 0x20
    500 #define BTM_SEC_ROLE_SWITCHED   0x40
    501 #define BTM_SEC_IN_USE          0x80
    502 
    503     tBTM_BD_NAME    sec_bd_name;        /* User friendly name of the device. (may be truncated to save space in dev_rec table) */
    504     UINT8           sec_flags;          /* Current device security state      */
    505     BD_FEATURES     features;           /* Features suported by the device    */
    506 
    507 #define BTM_SEC_STATE_IDLE              0
    508 #define BTM_SEC_STATE_AUTHENTICATING    1
    509 #define BTM_SEC_STATE_ENCRYPTING        2
    510 #define BTM_SEC_STATE_GETTING_NAME      3
    511 #define BTM_SEC_STATE_AUTHORIZING       4
    512 #define BTM_SEC_STATE_SWITCHING_ROLE    5
    513 #define BTM_SEC_STATE_DISCONNECTING     6
    514 #define BTM_SEC_STATE_DELAY_FOR_ENC     7   /* delay to check for encryption to work around controller problems */
    515 
    516     UINT8       sec_state;              /* Operating state                    */
    517     BOOLEAN     is_originator;          /* TRUE if device is originating connection */
    518 #if (L2CAP_UCD_INCLUDED == TRUE)
    519     BOOLEAN     is_ucd;                 /* TRUE if device is sending or receiving UCD */
    520                                         /* if incoming security failed, received UCD will be discarded */
    521 #endif
    522     BOOLEAN     role_master;            /* TRUE if current mode is master     */
    523     UINT16      security_required;      /* Security required for connection   */
    524     BOOLEAN     link_key_not_sent;      /* link key notification has not been sent waiting for name */
    525     UINT8       link_key_type;          /* Type of key used in pairing   */
    526     BOOLEAN     link_key_changed;       /* Changed link key during current connection */
    527 
    528 #define BTM_SM4_UNKNOWN     0x00
    529 #define BTM_SM4_KNOWN       0x10
    530 #define BTM_SM4_TRUE        0x11
    531 #define BTM_SM4_REQ_PEND    0x08        /* set this bit when getting remote features */
    532 #define BTM_SM4_UPGRADE     0x04        /* set this bit when upgrading link key */
    533 #define BTM_SM4_RETRY       0x02        /* set this bit to retry on HCI_ERR_KEY_MISSING or HCI_ERR_LMP_ERR_TRANS_COLLISION */
    534 #define BTM_SM4_DD_ACP      0x20        /* set this bit to indicate peer initiated dedicated bonding */
    535 #define BTM_SM4_CONN_PEND   0x40        /* set this bit to indicate accepting acl conn; to be cleared on btm_acl_created */
    536     UINT8       sm4;                    /* BTM_SM4_TRUE, if the peer supports SM4 */
    537     tBTM_IO_CAP rmt_io_caps;            /* IO capability of the peer device */
    538     BOOLEAN     rmt_auth_req;           /* the auth_req flag as in the IO caps rsp evt */
    539 
    540 #if (BLE_INCLUDED == TRUE)
    541     UINT8               enc_key_size;           /* current link encryption key size */
    542     tBTM_SEC_BLE        ble;
    543     tBT_DEVICE_TYPE     device_type;
    544     tBTM_LE_CONN_PRAMS  conn_params;
    545 #endif
    546 
    547 // btla-specific ++
    548 #if BTM_DISC_DURING_RS == TRUE
    549 #define BTM_SEC_RS_NOT_PENDING          0           /* Role Switch not in progress */
    550 #define BTM_SEC_RS_PENDING              1           /* Role Switch in progress */
    551 #define BTM_SEC_DISC_PENDING            2           /* Disconnect is pending */
    552     UINT8           rs_disc_pending;
    553 #endif
    554 // btla-specific --
    555 } tBTM_SEC_DEV_REC;
    556 
    557 #define BTM_SEC_IS_SM4(sm) ((BOOLEAN)(BTM_SM4_TRUE == ((sm)&BTM_SM4_TRUE)))
    558 #define BTM_SEC_IS_SM4_LEGACY(sm) ((BOOLEAN)(BTM_SM4_KNOWN == ((sm)&BTM_SM4_TRUE)))
    559 #define BTM_SEC_IS_SM4_UNKNOWN(sm) ((BOOLEAN)(BTM_SM4_UNKNOWN == ((sm)&BTM_SM4_TRUE)))
    560 
    561 
    562 /*
    563 ** Define device configuration structure
    564 */
    565 typedef struct
    566 {
    567 #if BTM_MAX_LOC_BD_NAME_LEN > 0
    568     tBTM_LOC_BD_NAME bd_name;                    /* local Bluetooth device name */
    569 #endif
    570     BOOLEAN          pin_type;                   /* TRUE if PIN type is fixed */
    571     UINT8            pin_code_len;               /* Bonding information */
    572     PIN_CODE         pin_code;                   /* PIN CODE if pin type is fixed */
    573     BOOLEAN          connectable;                /* If TRUE page scan should be enabled */
    574     UINT8            def_inq_scan_mode;          /* ??? limited/general/none */
    575 } tBTM_CFG;
    576 
    577 #if BTM_PWR_MGR_INCLUDED == TRUE
    578 enum
    579 {
    580     BTM_PM_ST_ACTIVE  = BTM_PM_STS_ACTIVE,
    581     BTM_PM_ST_HOLD    = BTM_PM_STS_HOLD,
    582     BTM_PM_ST_SNIFF   = BTM_PM_STS_SNIFF,
    583     BTM_PM_ST_PARK    = BTM_PM_STS_PARK,
    584     BTM_PM_ST_PENDING = BTM_PM_STS_PENDING
    585 };
    586 typedef UINT8 tBTM_PM_STATE;
    587 
    588 enum
    589 {
    590     BTM_PM_SET_MODE_EVT,    /* Set power mode API is called. */
    591     BTM_PM_UPDATE_EVT,
    592     BTM_PM_RD_MODE_EVT     /* Read power mode API is called. */
    593 };
    594 typedef UINT8 tBTM_PM_EVENT;
    595 
    596 typedef struct
    597 {
    598     UINT16          event;
    599     UINT16          len;
    600     UINT8           link_ind;
    601 } tBTM_PM_MSG_DATA;
    602 
    603 typedef struct
    604 {
    605     UINT8 hci_status;
    606     UINT8 mode;
    607     UINT16 interval;
    608 } tBTM_PM_MD_CHG_DATA;
    609 
    610 typedef struct
    611 {
    612     UINT8          pm_id;      /* the entity that calls SetPowerMode API */
    613     tBTM_PM_PWR_MD *p_pmd;
    614 } tBTM_PM_SET_MD_DATA;
    615 
    616 typedef struct
    617 {
    618     void        *p_data;
    619     UINT8        link_ind;
    620 } tBTM_PM_SM_DATA;
    621 
    622 typedef struct
    623 {
    624     tBTM_PM_PWR_MD req_mode[BTM_MAX_PM_RECORDS+1]; /* the desired mode and parameters of the connection*/
    625     tBTM_PM_PWR_MD set_mode;  /* the mode and parameters sent down to the host controller. */
    626     UINT16         interval;  /* the interval from last mode change event. */
    627 #if (BTM_SSR_INCLUDED == TRUE)
    628     UINT16         max_lat;   /* stored SSR maximum latency */
    629     UINT16         min_rmt_to;/* stored SSR minimum remote timeout */
    630     UINT16         min_loc_to;/* stored SSR minimum local timeout */
    631 #endif
    632     tBTM_PM_STATE  state;     /* contains the current mode of the connection */
    633     BOOLEAN        chg_ind;   /* a request change indication */
    634 } tBTM_PM_MCB;
    635 
    636 #define BTM_PM_REC_NOT_USED 0
    637 typedef struct
    638 {
    639     tBTM_PM_STATUS_CBACK *cback;/* to notify the registered party of mode change event */
    640     UINT8                 mask; /* registered request mask. 0, if this entry is not used */
    641 } tBTM_PM_RCB;
    642 #endif  /* BTM_PWR_MGR_INCLUDED */
    643 
    644 enum
    645 {
    646     BTM_BLI_ACL_UP_EVT,
    647     BTM_BLI_ACL_DOWN_EVT,
    648     BTM_BLI_PAGE_EVT,
    649     BTM_BLI_PAGE_DONE_EVT,
    650     BTM_BLI_INQ_EVT,
    651     BTM_BLI_INQ_CANCEL_EVT,
    652     BTM_BLI_INQ_DONE_EVT
    653 };
    654 typedef UINT8 tBTM_BLI_EVENT;
    655 
    656 /* Pairing State */
    657 enum
    658 {
    659     BTM_PAIR_STATE_IDLE,                        /* Idle                                         */
    660     BTM_PAIR_STATE_GET_REM_NAME,                /* Getting the remote name (to check for SM4)   */
    661     BTM_PAIR_STATE_WAIT_PIN_REQ,                /* Started authentication, waiting for PIN req (PIN is pre-fetched) */
    662     BTM_PAIR_STATE_WAIT_LOCAL_PIN,              /* Waiting for local PIN code                   */
    663     BTM_PAIR_STATE_WAIT_NUMERIC_CONFIRM,        /* Waiting user 'yes' to numeric confirmation   */
    664     BTM_PAIR_STATE_KEY_ENTRY,                   /* Key entry state (we are a keyboard)          */
    665     BTM_PAIR_STATE_WAIT_LOCAL_OOB_RSP,          /* Waiting for local response to peer OOB data  */
    666     BTM_PAIR_STATE_WAIT_LOCAL_IOCAPS,           /* Waiting for local IO capabilities and OOB data */
    667     BTM_PAIR_STATE_INCOMING_SSP,                /* Incoming SSP (got peer IO caps when idle)    */
    668     BTM_PAIR_STATE_WAIT_AUTH_COMPLETE,          /* All done, waiting authentication cpmplete    */
    669     BTM_PAIR_STATE_WAIT_DISCONNECT              /* Waiting to disconnect the ACL                */
    670 };
    671 typedef UINT8 tBTM_PAIRING_STATE;
    672 
    673 #define BTM_PAIR_FLAGS_WE_STARTED_DD    0x01    /* We want to do dedicated bonding              */
    674 #define BTM_PAIR_FLAGS_PEER_STARTED_DD  0x02    /* Peer initiated dedicated bonding             */
    675 #define BTM_PAIR_FLAGS_DISC_WHEN_DONE   0x04
    676 #define BTM_PAIR_FLAGS_PIN_REQD         0x08    /* set this bit when pin_callback is called     */
    677 #define BTM_PAIR_FLAGS_PRE_FETCH_PIN    0x10    /* set this bit when pre-fetch pin     */
    678 #define BTM_PAIR_FLAGS_REJECTED_CONNECT 0x20    /* set this bit when rejected incoming connection  */
    679 
    680 typedef struct
    681 {
    682     BOOLEAN             is_mux;
    683     BD_ADDR             bd_addr;
    684     UINT16              psm;
    685     BOOLEAN             is_orig;
    686     tBTM_SEC_CALLBACK   *p_callback;
    687     void                *p_ref_data;
    688     UINT32              mx_proto_id;
    689     UINT32              mx_chan_id;
    690 } tBTM_SEC_QUEUE_ENTRY;
    691 
    692 #if (L2CAP_UCD_INCLUDED == TRUE)
    693 
    694 #define CONN_ORIENT_TERM                0x00    /* incoming connection oriented */
    695 #define CONN_ORIENT_ORIG                0x01    /* outgoing connection oriented */
    696 #define CONNLESS_TERM                   0x02    /* incoming connectionless      */
    697 #define CONNLESS_ORIG                   0x03    /* outgoing connectionless      */
    698 #define CONNECTION_TYPE_ORIG_MASK       0x01    /* mask for direction           */
    699 #define CONNECTION_TYPE_CONNLESS_MASK   0x02    /* mask for connectionless or not */
    700 typedef UINT8 CONNECTION_TYPE;
    701 
    702 #else
    703 
    704 #define CONN_ORIENT_TERM                FALSE
    705 #define CONN_ORIENT_ORIG                TRUE
    706 typedef BOOLEAN CONNECTION_TYPE;
    707 
    708 #endif /* (L2CAP_UCD_INCLUDED == TRUE) */
    709 
    710 /* Define a structure to hold all the BTM data
    711 */
    712 
    713 #define BTM_STATE_BUFFER_SIZE  5                  /* size of state buffer */
    714 
    715 #if (BTM_PCM2_INCLUDED == TRUE)
    716 /* Define pcm2_action           */
    717 enum
    718 {
    719     BTM_PCM2_ACT_NONE,
    720     BTM_PCM2_ACT_SENT_ARC,
    721     BTM_PCM2_READ_PARAM,
    722     BTM_PCM2_WRITE_PARAM,
    723 };
    724 typedef UINT8 tBTM_PCM2_ACTION;
    725 #endif
    726 
    727 typedef struct
    728 {
    729     tBTM_CFG    cfg;                        /* Device configuration */
    730 
    731     /****************************************************
    732     **      ACL Management
    733     ****************************************************/
    734     tACL_CONN   acl_db[MAX_L2CAP_LINKS];
    735 #if( RFCOMM_INCLUDED==TRUE)
    736     UINT8       btm_scn[BTM_MAX_SCN];        /* current SCNs: TRUE if SCN is in use */
    737 #endif
    738     UINT16      btm_def_link_policy;
    739     UINT16      btm_def_link_super_tout;
    740 
    741 #if (defined(BTM_BUSY_LEVEL_CHANGE_INCLUDED) && BTM_BUSY_LEVEL_CHANGE_INCLUDED == TRUE)
    742     tBTM_BL_EVENT_MASK     bl_evt_mask;
    743     tBTM_BL_CHANGE_CB     *p_bl_changed_cb;    /* Callback for when Busy Level changed */
    744 #else
    745     tBTM_ACL_DB_CHANGE_CB *p_acl_changed_cb;    /* Callback for when ACL DB changed */
    746 #endif
    747 
    748     tBTM_LSTO_CBACK       *p_lsto_cback;  /* for link supervision timeout change event */
    749 
    750     /****************************************************
    751     **      Power Management
    752     ****************************************************/
    753 #if BTM_PWR_MGR_INCLUDED == TRUE
    754     tBTM_PM_MCB pm_mode_db[MAX_L2CAP_LINKS];   /* per ACL link */
    755     tBTM_PM_RCB pm_reg_db[BTM_MAX_PM_RECORDS+1]; /* per application/module */
    756     UINT8       pm_pend_link;  /* the index of acl_db, which has a pending PM cmd */
    757     UINT8       pm_pend_id;    /* the id pf the module, which has a pending PM cmd */
    758 #endif /* BTM_PWR_MGR_INCLUDED == TRUE */
    759 
    760     /*****************************************************
    761     **      Device control
    762     *****************************************************/
    763     tBTM_DEVCB  devcb;
    764 
    765     /*****************************************************
    766     **      BLE Device controllers
    767     *****************************************************/
    768 #if (BLE_INCLUDED == TRUE)
    769     tBTM_BLE_CB             ble_ctr_cb;
    770 
    771     UINT16                  enc_handle;
    772     BT_OCTET8               enc_rand;   /* received rand value from LTK request*/
    773     UINT16                  ediv;       /* received ediv value from LTK request */
    774     UINT8                   key_size;
    775 #endif
    776 
    777                                             /* Packet types supported by the local device */
    778     UINT16      btm_acl_pkt_types_supported;
    779     UINT16      btm_sco_pkt_types_supported;
    780 
    781 
    782     /*****************************************************
    783     **      Inquiry
    784     *****************************************************/
    785     tBTM_INQUIRY_VAR_ST     btm_inq_vars;
    786     tBTM_FILTER_CB          *p_inq_filter_cb;   /* Callback that can be set if host */
    787                                                 /* wants to verify inquiry filters */
    788 
    789     /*****************************************************
    790     **      SCO Management
    791     *****************************************************/
    792 #if BTM_SCO_INCLUDED == TRUE
    793     tSCO_CB             sco_cb;
    794 #endif
    795 
    796     /*****************************************************
    797     **      Security Management
    798     *****************************************************/
    799     tBTM_APPL_INFO          api;
    800 
    801 #define BTM_SEC_MAX_RMT_NAME_CALLBACKS  2
    802     tBTM_RMT_NAME_CALLBACK  *p_rmt_name_callback[BTM_SEC_MAX_RMT_NAME_CALLBACKS];
    803 
    804     tBTM_FILTER_CB          *p_conn_filter_cb;  /* Callback that can be set if host */
    805                                                 /* wants to verify connectability filters*/
    806 
    807     tBTM_SEC_DEV_REC        *p_collided_dev_rec;
    808     TIMER_LIST_ENT           sec_collision_tle;
    809     UINT32                   collision_start_time;
    810     UINT32                   max_collision_delay;
    811     UINT32                   dev_rec_count;      /* Counter used for device record timestamp */
    812     UINT8                    security_mode;
    813     BOOLEAN                  pairing_disabled;
    814     BOOLEAN                  connect_only_paired;
    815     BOOLEAN                  security_mode_changed;  /* mode changed during bonding */
    816     BOOLEAN                  pin_type_changed;       /* pin type changed during bonding */
    817     BOOLEAN                  sec_req_pending;       /*   TRUE if a request is pending */
    818 // btla-specific ++
    819 #ifdef PORCHE_PAIRING_CONFLICT
    820     UINT8                    pin_code_len_saved;     /* for legacy devices */
    821 #endif
    822 // btla-specific --
    823 
    824     UINT8                    pin_code_len;  /* for legacy devices */
    825     PIN_CODE                 pin_code;      /* for legacy devices */
    826     tBTM_PAIRING_STATE       pairing_state; /* The current pairing state    */
    827     UINT8                    pairing_flags; /* The current pairing flags    */
    828     BD_ADDR                  pairing_bda;   /* The device currently pairing */
    829     TIMER_LIST_ENT           pairing_tle;   /* Timer for pairing process    */
    830     UINT16                   disc_handle;   /* for legacy devices */
    831     UINT8                    disc_reason;   /* for legacy devices */
    832     tBTM_SEC_SERV_REC        sec_serv_rec[BTM_SEC_MAX_SERVICE_RECORDS];
    833     tBTM_SEC_DEV_REC         sec_dev_rec[BTM_SEC_MAX_DEVICE_RECORDS];
    834     tBTM_SEC_SERV_REC       *p_out_serv;
    835     tBTM_MKEY_CALLBACK      *mkey_cback;
    836 
    837     BD_ADDR                  connecting_bda;
    838     DEV_CLASS                connecting_dc;
    839 
    840     UINT8                   first_disabled_channel;
    841     UINT8                   last_disabled_channel;
    842 
    843     UINT8                   acl_disc_reason;
    844     UINT8                   trace_level;
    845 #if (defined(BTM_BUSY_LEVEL_CHANGE_INCLUDED) && BTM_BUSY_LEVEL_CHANGE_INCLUDED == TRUE)
    846     UINT8                   num_acl;    /* num of active ACL links */
    847     UINT8                   busy_level; /* the current busy level */
    848     BOOLEAN                 is_paging;  /* TRUE, if paging is in progess */
    849     BOOLEAN                 is_inquiry; /* TRUE, if inquiry is in progess */
    850 #endif
    851     BUFFER_Q                page_queue;
    852     BOOLEAN                 paging;
    853     BOOLEAN                 discing;
    854     BUFFER_Q                sec_pending_q;  /* pending sequrity requests in tBTM_SEC_QUEUE_ENTRY format */
    855 
    856 #if  (!defined(BT_TRACE_VERBOSE) || (BT_TRACE_VERBOSE == FALSE))
    857     char state_temp_buffer[BTM_STATE_BUFFER_SIZE];
    858 #endif
    859 
    860 #if (defined(BTM_PCM2_INCLUDED) && BTM_PCM2_INCLUDED == TRUE)
    861     UINT16                  sys_features;
    862     UINT8                   pcm2_params[BRCM_PCM2_SETUP_WRITE_SIZE];
    863     tBTM_PCM2_ACTION        pcm2_action;
    864 #endif
    865 
    866 } tBTM_CB;
    867 
    868 
    869 #ifdef __cplusplus
    870 extern "C"
    871 {
    872 #endif
    873 
    874 #if BTM_DYNAMIC_MEMORY == FALSE
    875 BTM_API extern tBTM_CB  btm_cb;
    876 #else
    877 BTM_API extern tBTM_CB *btm_cb_ptr;
    878 #define btm_cb (*btm_cb_ptr)
    879 #endif
    880 
    881 /* Internal functions provided by btm_main.c
    882 ********************************************
    883 */
    884 extern void         btm_init (void);
    885 
    886 /* Internal functions provided by btm_inq.c
    887 *******************************************
    888 */
    889 extern tBTM_STATUS  btm_initiate_rem_name (BD_ADDR remote_bda,
    890                                            tBTM_INQ_INFO *p_cur,
    891                                            UINT8 origin, UINT32 timeout,
    892                                            tBTM_CMPL_CB *p_cb);
    893 
    894 extern void         btm_process_remote_name (BD_ADDR bda, BD_NAME name, UINT16 evt_len,
    895                                              UINT8 hci_status);
    896 extern void         btm_inq_rmt_name_failed(void);
    897 
    898 /* Inquiry related functions */
    899 extern void         btm_clr_inq_db (BD_ADDR p_bda);
    900 extern void         btm_inq_db_init (void);
    901 extern void         btm_process_inq_results (UINT8 *p, UINT8 inq_res_mode);
    902 extern void         btm_process_inq_complete (UINT8 status, UINT8 mode);
    903 extern void         btm_event_filter_complete (UINT8 *p);
    904 extern void         btm_inq_stop_on_ssp(void);
    905 extern void         btm_inq_clear_ssp(void);
    906 extern tINQ_DB_ENT *btm_inq_db_find (BD_ADDR p_bda);
    907 extern BOOLEAN      btm_inq_find_bdaddr (BD_ADDR p_bda);
    908 
    909 #if (BTM_EIR_CLIENT_INCLUDED == TRUE)
    910 extern BOOLEAN btm_lookup_eir(BD_ADDR_PTR p_rem_addr);
    911 #endif
    912 
    913 /* Internal functions provided by btm_acl.c
    914 ********************************************
    915 */
    916 extern void         btm_acl_init (void);
    917 extern void         btm_acl_timeout (TIMER_LIST_ENT  *p_tle);
    918 extern void         btm_acl_created (BD_ADDR bda, DEV_CLASS dc, BD_NAME bdn,
    919                                      UINT16 hci_handle, UINT8 link_role, UINT8 is_le_link);
    920 extern void         btm_acl_removed (BD_ADDR bda);
    921 extern void         btm_acl_device_down (void);
    922 extern void         btm_acl_update_busy_level (tBTM_BLI_EVENT event);
    923 extern void         btm_acl_link_key_change (UINT16 handle, UINT8 status);
    924 
    925 extern void         btm_cont_rswitch_or_chglinkkey (tACL_CONN *p,
    926                                                     tBTM_SEC_DEV_REC *p_dev_rec,
    927                                                     UINT8 hci_status);
    928 
    929 extern UINT8        btm_handle_to_acl_index (UINT16 hci_handle);
    930 extern void         btm_read_link_policy_complete (UINT8 *p);
    931 extern void         btm_read_rssi_complete (UINT8 *p);
    932 extern void         btm_read_tx_power_complete (UINT8 *p, BOOLEAN is_ble);
    933 extern void         btm_read_link_quality_complete (UINT8 *p);
    934 extern tBTM_STATUS  btm_set_packet_types (tACL_CONN *p, UINT16 pkt_types);
    935 extern void         btm_process_clk_off_comp_evt (UINT16 hci_handle, UINT16 clock_offset);
    936 extern void         btm_acl_role_changed (UINT8 hci_status, BD_ADDR bd_addr, UINT8 new_role);
    937 extern void         btm_acl_encrypt_change (UINT16 handle, UINT8 status, UINT8 encr_enable);
    938 BTM_API extern UINT16       btm_get_acl_disc_reason_code (void);
    939 BTM_API extern tBTM_STATUS  btm_remove_acl (BD_ADDR bd_addr);
    940 extern void         btm_read_remote_features_complete (UINT8 *p);
    941 extern void         btm_read_remote_ext_features_complete (UINT8 *p);
    942 extern void         btm_read_remote_ext_features_failed (UINT8 status);
    943 extern void         btm_read_remote_version_complete (UINT8 *p);
    944 // btla-specific ++
    945 extern void         btm_acl_chk_peer_pkt_type_support (tACL_CONN *p, UINT16 *p_pkt_type);
    946 // btla-specific --
    947 /* Read maximum data packet that can be sent over current connection */
    948 extern UINT16 btm_get_max_packet_size (BD_ADDR addr);
    949 extern tACL_CONN *btm_bda_to_acl (BD_ADDR bda);
    950 extern BOOLEAN    btm_acl_notif_conn_collision (BD_ADDR bda);
    951 
    952 #if BTM_PWR_MGR_INCLUDED == FALSE
    953 extern void         btm_process_mode_change (UINT8 hci_status, UINT16 hci_handle, UINT8 mode,
    954                                              UINT16 interval);
    955 
    956 /* Internal functions provided by btm_pm.c
    957 ********************************************
    958 */
    959 #else
    960 extern void btm_pm_reset(void);
    961 extern void btm_pm_sm_alloc(UINT8 ind);
    962 extern void btm_pm_proc_cmd_status(UINT8 status);
    963 extern void btm_pm_proc_mode_change (UINT8 hci_status, UINT16 hci_handle, UINT8 mode,
    964                                      UINT16 interval);
    965 extern void btm_pm_proc_ssr_evt (UINT8 *p, UINT16 evt_len);
    966 #if BTM_SCO_INCLUDED == TRUE
    967 extern void btm_sco_chk_pend_unpark (UINT8 hci_status, UINT16 hci_handle);
    968 #else
    969 #define btm_sco_chk_pend_unpark(hci_status, hci_handle)
    970 #endif /* BTM_SCO_INCLUDED */
    971 #endif /* BTM_PWR_MGR_INCLUDED == FALSE */
    972 extern void btm_qos_setup_complete (UINT8 status, UINT16 handle, FLOW_SPEC *p_flow);
    973 
    974 
    975 /* Internal functions provided by btm_sco.c
    976 ********************************************
    977 */
    978 extern void btm_sco_init (void);
    979 extern void btm_sco_connected (UINT8 hci_status, BD_ADDR bda, UINT16 hci_handle,
    980                                tBTM_ESCO_DATA *p_esco_data);
    981 extern void btm_esco_proc_conn_chg (UINT8 status, UINT16 handle, UINT8 tx_interval,
    982                                     UINT8 retrans_window, UINT16 rx_pkt_len,
    983                                     UINT16 tx_pkt_len);
    984 extern void btm_sco_conn_req (BD_ADDR bda,  DEV_CLASS dev_class, UINT8 link_type);
    985 extern void btm_sco_removed (UINT16 hci_handle, UINT8 reason);
    986 extern void btm_sco_acl_removed (BD_ADDR bda);
    987 extern void btm_route_sco_data (BT_HDR *p_msg);
    988 extern BOOLEAN btm_is_sco_active (UINT16 handle);
    989 extern void btm_remove_sco_links (BD_ADDR bda);
    990 extern BOOLEAN btm_is_sco_active_by_bdaddr (BD_ADDR remote_bda);
    991 
    992 extern tBTM_SCO_TYPE btm_read_def_esco_mode (tBTM_ESCO_PARAMS *p_parms);
    993 extern UINT16  btm_find_scb_by_handle (UINT16 handle);
    994 extern void btm_sco_flush_sco_data(UINT16 sco_inx);
    995 
    996 /* Internal functions provided by btm_devctl.c
    997 **********************************************
    998 */
    999 extern void btm_dev_init (void);
   1000 extern void btm_dev_absent (void);
   1001 extern void btm_dev_timeout (TIMER_LIST_ENT *p_tle);
   1002 extern void btm_reset_complete (void);
   1003 extern void btm_read_local_version_complete (UINT8 *p, UINT16 evt_len);
   1004 extern void btm_read_hci_buf_size_complete (UINT8 *p, UINT16 evt_len);
   1005 extern void btm_read_local_features_complete (UINT8 *p, UINT16 evt_len);
   1006 extern void btm_read_local_name_complete (UINT8 *p, UINT16 evt_len);
   1007 extern void btm_read_local_addr_complete (UINT8 *p, UINT16 evt_len);
   1008 extern void btm_get_local_features (void);
   1009 
   1010 #if (BLE_INCLUDED == TRUE)
   1011 extern void btm_read_ble_buf_size_complete (UINT8 *p, UINT16 evt_len);
   1012 extern void btm_read_white_list_size_complete(UINT8 *p, UINT16 evt_len);
   1013 extern void btm_ble_add_2_white_list_complete(UINT8 *p, UINT16 evt_len);
   1014 extern void btm_ble_remove_from_white_list_complete(UINT8 *p, UINT16 evt_len);
   1015 extern void btm_ble_clear_white_list_complete(UINT8 *p, UINT16 evt_len);
   1016 #endif  /* BLE_INCLUDED */
   1017 
   1018 /* Vendor Specific Command complete evt handler */
   1019 extern void btm_vsc_complete (UINT8 *p, UINT16 cc_opcode, UINT16 evt_len,
   1020                               tBTM_CMPL_CB *p_vsc_cplt_cback);
   1021 extern void btm_inq_db_reset (void);
   1022 extern void btm_vendor_specific_evt (UINT8 *p, UINT8 evt_len);
   1023 extern UINT8 btm_get_hci_version (void);
   1024 extern void btm_read_stored_link_key_complete (UINT8 *p);
   1025 extern void btm_write_stored_link_key_complete (UINT8 *p);
   1026 extern void btm_delete_stored_link_key_complete (UINT8 *p);
   1027 extern void btm_return_link_keys_evt (tBTM_RETURN_LINK_KEYS_EVT *result);
   1028 extern void btm_report_device_status (tBTM_DEV_STATUS status);
   1029 
   1030 
   1031 /* Internal functions provided by btm_dev.c
   1032 **********************************************
   1033 */
   1034 extern BOOLEAN btm_dev_support_switch (BD_ADDR bd_addr);
   1035 extern UINT8 btm_get_voice_coding_support (void);
   1036 
   1037 extern tBTM_SEC_DEV_REC  *btm_sec_alloc_dev (BD_ADDR bd_addr);
   1038 extern void               btm_sec_free_dev (tBTM_SEC_DEV_REC *p_dev_rec);
   1039 extern tBTM_SEC_DEV_REC  *btm_find_dev (BD_ADDR bd_addr);
   1040 extern tBTM_SEC_DEV_REC  *btm_find_or_alloc_dev (BD_ADDR bd_addr);
   1041 extern tBTM_SEC_DEV_REC  *btm_find_dev_by_handle (UINT16 handle);
   1042 
   1043 /* Internal functions provided by btm_sec.c
   1044 **********************************************
   1045 */
   1046 extern BOOLEAN btm_dev_support_switch (BD_ADDR bd_addr);
   1047 extern tBTM_STATUS  btm_sec_l2cap_access_req (BD_ADDR bd_addr, UINT16 psm,
   1048                                        UINT16 handle, CONNECTION_TYPE conn_type,
   1049                                        tBTM_SEC_CALLBACK *p_callback, void *p_ref_data);
   1050 extern tBTM_STATUS  btm_sec_mx_access_request (BD_ADDR bd_addr, UINT16 psm, BOOLEAN is_originator,
   1051                                         UINT32 mx_proto_id, UINT32 mx_chan_id,
   1052                                         tBTM_SEC_CALLBACK *p_callback, void *p_ref_data);
   1053 extern void  btm_sec_conn_req (UINT8 *bda, UINT8 *dc);
   1054 extern void btm_create_conn_cancel_complete (UINT8 *p);
   1055 extern void btm_proc_lsto_evt(UINT16 handle, UINT16 timeout);
   1056 extern void btm_read_linq_tx_power_complete (UINT8 *p);
   1057 
   1058 extern void  btm_sec_init (UINT8 sec_mode);
   1059 extern void  btm_sec_dev_reset (void);
   1060 extern void  btm_sec_abort_access_req (BD_ADDR bd_addr);
   1061 extern void  btm_sec_auth_complete (UINT16 handle, UINT8 status);
   1062 extern void  btm_sec_mkey_comp_event (UINT16 handle, UINT8 status, UINT8 key_flg);
   1063 extern void  btm_sec_encrypt_change (UINT16 handle, UINT8 status, UINT8 encr_enable);
   1064 extern void  btm_sec_connected (UINT8 *bda, UINT16 handle, UINT8 status, UINT8 enc_mode);
   1065 extern tBTM_STATUS btm_sec_disconnect (UINT16 handle, UINT8 reason);
   1066 extern void  btm_sec_disconnected (UINT16 handle, UINT8 reason);
   1067 extern void  btm_sec_rmt_name_request_complete (UINT8 *bd_addr, UINT8 *bd_name, UINT8 status);
   1068 extern void  btm_sec_rmt_host_support_feat_evt (UINT8 *p);
   1069 extern void  btm_io_capabilities_req (UINT8 *p);
   1070 extern void  btm_io_capabilities_rsp (UINT8 *p);
   1071 extern void  btm_proc_sp_req_evt (tBTM_SP_EVT event, UINT8 *p);
   1072 extern void  btm_keypress_notif_evt (UINT8 *p);
   1073 extern void  btm_simple_pair_complete (UINT8 *p);
   1074 extern void  btm_sec_link_key_notification (UINT8 *p_bda, UINT8 *p_link_key, UINT8 key_type);
   1075 extern void  btm_sec_link_key_request (UINT8 *p_bda);
   1076 extern void  btm_sec_pin_code_request (UINT8 *p_bda);
   1077 extern void  btm_sec_update_clock_offset (UINT16 handle, UINT16 clock_offset);
   1078 extern void  btm_sec_dev_rec_cback_event (tBTM_SEC_DEV_REC *p_dev_rec, UINT8 res);
   1079 
   1080 #if BLE_INCLUDED == TRUE
   1081 extern void  btm_sec_clear_ble_keys (tBTM_SEC_DEV_REC  *p_dev_rec);
   1082 extern  BOOLEAN btm_sec_find_bonded_dev (UINT8 start_idx, UINT8 *p_found_idx, tBTM_SEC_DEV_REC *p_rec);
   1083 extern BOOLEAN btm_sec_is_a_bonded_dev (BD_ADDR bda);
   1084 #endif /* BLE_INCLUDED */
   1085 
   1086 extern tINQ_DB_ENT *btm_inq_db_new (BD_ADDR p_bda);
   1087 
   1088 #if BTM_OOB_INCLUDED == TRUE
   1089 extern void  btm_rem_oob_req (UINT8 *p);
   1090 extern void  btm_read_local_oob_complete (UINT8 *p);
   1091 #else
   1092 #define btm_rem_oob_req(p)
   1093 #define btm_read_local_oob_complete(p)
   1094 #endif
   1095 
   1096 extern void  btm_acl_resubmit_page (void);
   1097 extern void  btm_acl_reset_paging (void);
   1098 extern void  btm_acl_paging (BT_HDR *p, BD_ADDR dest);
   1099 extern void  btm_acl_set_discing (BOOLEAN discing);
   1100 extern UINT8 btm_sec_clr_service_by_psm (UINT16 psm);
   1101 
   1102 #ifdef BRCM_VS
   1103 extern void btm_brcm_feat_init(void);
   1104 extern void btm_vs_reset_complete (void);
   1105 extern void btm_brcm_arc_init (void);
   1106 
   1107 #endif
   1108 
   1109 #ifdef __cplusplus
   1110 }
   1111 #endif
   1112 
   1113 #endif
   1114 
   1115