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      1 /******************************************************************************
      2  *
      3  *  Copyright (C) 1998-2012 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 is the private file for the message access equipment (MSE)
     22  *  subsystem.
     23  *
     24  ******************************************************************************/
     25 #ifndef BTA_HL_INT_H
     26 #define BTA_HL_INT_H
     27 
     28 #include "bt_target.h"
     29 #include "bta_sys.h"
     30 #include "bta_hl_api.h"
     31 #include "bta_hl_co.h"
     32 #include "l2cdefs.h"
     33 
     34 
     35 typedef UINT16 (tBTA_HL_ALLOCATE_PSM) (void);
     36 
     37 /*****************************************************************************
     38 **  Constants and data types
     39 *****************************************************************************/
     40 
     41 #ifndef BTA_HL_DISC_SIZE
     42 #define BTA_HL_DISC_SIZE                1600
     43 #endif
     44 #define BTA_HL_NUM_SRCH_ATTR            10
     45 #define BTA_HL_MIN_SDP_MDEP_LEN         7
     46 
     47 /* L2CAP defualt parameters */
     48 #define BTA_HL_L2C_TX_WIN_SIZE          10
     49 #define BTA_HL_L2C_MAX_TRANSMIT         32
     50 #define BTA_HL_L2C_RTRANS_TOUT          2000
     51 #define BTA_HL_L2C_MON_TOUT             12000
     52 #define BTA_HL_L2C_MPS                  1017
     53 #define BTA_HL_L2C_USER_RX_POOL_ID      L2CAP_DEFAULT_ERM_POOL_ID
     54 #define BTA_HL_L2C_USER_TX_POOL_ID      L2CAP_DEFAULT_ERM_POOL_ID /* todo this should be based on data type */
     55 #define BTA_HL_L2C_FCR_RX_POOL_ID       L2CAP_DEFAULT_ERM_POOL_ID
     56 #define BTA_HL_L2C_FCR_TX_POOL_ID       L2CAP_DEFAULT_ERM_POOL_ID
     57 
     58 /* L2CAP FCS setting*/
     59 #define BTA_HL_MCA_USE_FCS              MCA_FCS_USE
     60 #define BTA_HL_MCA_NO_FCS               MCA_FCS_BYPASS
     61 #define BTA_HL_L2C_USE_FCS              1
     62 #define BTA_HL_L2C_NO_FCS               0
     63 #define BTA_HL_DEFAULT_SOURCE_FCS       BTA_HL_L2C_USE_FCS
     64 
     65 /* SDP Operations */
     66 #define BTA_HL_SDP_OP_NONE                  0
     67 #define BTA_HL_SDP_OP_CCH_INIT              1
     68 #define BTA_HL_SDP_OP_DCH_OPEN_INIT         2
     69 #define BTA_HL_SDP_OP_DCH_RECONNECT_INIT    3
     70 #define BTA_HL_SDP_OP_SDP_QUERY_NEW         4
     71 #define BTA_HL_SDP_OP_SDP_QUERY_CURRENT     5
     72 
     73 typedef UINT8 tBTA_HL_SDP_OPER;
     74 
     75 /* CCH Operations */
     76 #define     BTA_HL_CCH_OP_NONE            0
     77 #define     BTA_HL_CCH_OP_LOCAL_OPEN      1
     78 #define     BTA_HL_CCH_OP_REMOTE_OPEN     2
     79 #define     BTA_HL_CCH_OP_LOCAL_CLOSE     3
     80 #define     BTA_HL_CCH_OP_REMOTE_CLOSE    4
     81 
     82 typedef UINT8 tBTA_HL_CCH_OPER;
     83 
     84 /* Pending DCH close operations when closing a CCH */
     85 #define    BTA_HL_CCH_CLOSE_OP_DCH_NONE     0
     86 #define    BTA_HL_CCH_CLOSE_OP_DCH_ABORT    1
     87 #define    BTA_HL_CCH_CLOSE_OP_DCH_CLOSE    2
     88 typedef UINT8 tBTA_HL_CCH_CLOSE_DCH_OPER;
     89 
     90 /* DCH Operations */
     91 #define    BTA_HL_DCH_OP_NONE                    0
     92 #define    BTA_HL_DCH_OP_REMOTE_CREATE           1
     93 #define    BTA_HL_DCH_OP_LOCAL_OPEN              2
     94 #define    BTA_HL_DCH_OP_REMOTE_OPEN             3
     95 #define    BTA_HL_DCH_OP_LOCAL_CLOSE             4
     96 #define    BTA_HL_DCH_OP_REMOTE_CLOSE            5
     97 #define    BTA_HL_DCH_OP_LOCAL_DELETE            6
     98 #define    BTA_HL_DCH_OP_REMOTE_DELETE           7
     99 #define    BTA_HL_DCH_OP_LOCAL_RECONNECT         8
    100 #define    BTA_HL_DCH_OP_REMOTE_RECONNECT        9
    101 #define    BTA_HL_DCH_OP_LOCAL_CLOSE_ECHO_TEST   10
    102 #define    BTA_HL_DCH_OP_LOCAL_CLOSE_RECONNECT   11
    103 
    104 typedef UINT8 tBTA_HL_DCH_OPER;
    105 
    106 /* Echo test Operations */
    107 #define    BTA_HL_ECHO_OP_NONE                 0
    108 #define    BTA_HL_ECHO_OP_CI_GET_ECHO_DATA     1
    109 #define    BTA_HL_ECHO_OP_SDP_INIT             2
    110 #define    BTA_HL_ECHO_OP_MDL_CREATE_CFM       3
    111 #define    BTA_HL_ECHO_OP_DCH_OPEN_CFM         4
    112 #define    BTA_HL_ECHO_OP_LOOP_BACK            5
    113 #define    BTA_HL_ECHO_OP_CI_PUT_ECHO_DATA     6
    114 #define    BTA_HL_ECHO_OP_DCH_CLOSE_CFM        7
    115 #define    BTA_HL_ECHO_OP_OPEN_IND             8
    116 #define    BTA_HL_ECHO_OP_ECHO_PKT             9
    117 
    118 typedef UINT8 tBTA_HL_ECHO_OPER;
    119 
    120 /* abort status mask for abort_oper */
    121 
    122 #define BTA_HL_ABORT_NONE_MASK      0x00
    123 #define BTA_HL_ABORT_PENDING_MASK   0x01
    124 #define BTA_HL_ABORT_LOCAL_MASK     0x10
    125 #define BTA_HL_ABORT_REMOTE_MASK    0x20
    126 #define BTA_HL_ABORT_CCH_CLOSE_MASK 0x40
    127 
    128 /* call out mask for cout_oper */
    129 #define BTA_HL_CO_NONE_MASK          0x00
    130 #define BTA_HL_CO_GET_TX_DATA_MASK   0x01
    131 #define BTA_HL_CO_PUT_RX_DATA_MASK   0x02
    132 #define BTA_HL_CO_GET_ECHO_DATA_MASK 0x04
    133 #define BTA_HL_CO_PUT_ECHO_DATA_MASK 0x08
    134 
    135 typedef struct
    136 {
    137     UINT16      mtu;
    138     UINT8       fcs;                    /* '0' No FCS, otherwise '1' */
    139 } tBTA_HL_L2CAP_CFG_INFO;
    140 
    141 
    142 /* State Machine Events */
    143 enum
    144 {
    145     /* these events are handled by the state machine */
    146     BTA_HL_CCH_OPEN_EVT     = BTA_SYS_EVT_START(BTA_ID_HL),
    147     BTA_HL_CCH_SDP_OK_EVT,
    148     BTA_HL_CCH_SDP_FAIL_EVT,
    149     BTA_HL_MCA_CONNECT_IND_EVT,
    150     BTA_HL_MCA_DISCONNECT_IND_EVT,
    151     BTA_HL_CCH_CLOSE_EVT,
    152     BTA_HL_CCH_CLOSE_CMPL_EVT,
    153     BTA_HL_MCA_RSP_TOUT_IND_EVT,
    154     /* DCH EVENT */
    155     BTA_HL_DCH_SDP_INIT_EVT,
    156     BTA_HL_DCH_OPEN_EVT,
    157     BTA_HL_MCA_CREATE_IND_EVT,
    158     BTA_HL_MCA_CREATE_CFM_EVT,
    159     BTA_HL_MCA_OPEN_IND_EVT,
    160 
    161     BTA_HL_MCA_OPEN_CFM_EVT,
    162     BTA_HL_DCH_CLOSE_EVT,
    163     BTA_HL_MCA_CLOSE_IND_EVT,
    164     BTA_HL_MCA_CLOSE_CFM_EVT,
    165     BTA_HL_API_SEND_DATA_EVT,
    166 
    167     BTA_HL_MCA_RCV_DATA_EVT,
    168     BTA_HL_DCH_CLOSE_CMPL_EVT,
    169     BTA_HL_DCH_RECONNECT_EVT,
    170     BTA_HL_DCH_SDP_FAIL_EVT,
    171     BTA_HL_MCA_RECONNECT_IND_EVT,
    172 
    173     BTA_HL_MCA_RECONNECT_CFM_EVT,
    174     BTA_HL_DCH_CLOSE_ECHO_TEST_EVT,
    175     BTA_HL_API_DCH_CREATE_RSP_EVT,
    176     BTA_HL_DCH_ABORT_EVT,
    177     BTA_HL_MCA_ABORT_IND_EVT,
    178 
    179     BTA_HL_MCA_ABORT_CFM_EVT,
    180     BTA_HL_MCA_CONG_CHG_EVT,
    181     BTA_HL_CI_GET_TX_DATA_EVT,
    182     BTA_HL_CI_PUT_RX_DATA_EVT,
    183     BTA_HL_CI_GET_ECHO_DATA_EVT,
    184     BTA_HL_DCH_ECHO_TEST_EVT,
    185     BTA_HL_CI_PUT_ECHO_DATA_EVT,
    186 
    187     /* these events are handled outside the state machine */
    188     BTA_HL_API_ENABLE_EVT,
    189     BTA_HL_API_DISABLE_EVT,
    190     BTA_HL_API_UPDATE_EVT,
    191     BTA_HL_API_REGISTER_EVT,
    192     BTA_HL_API_DEREGISTER_EVT,
    193     BTA_HL_API_CCH_OPEN_EVT,
    194     BTA_HL_API_CCH_CLOSE_EVT,
    195     BTA_HL_API_DCH_OPEN_EVT,
    196     BTA_HL_API_DCH_RECONNECT_EVT,
    197     BTA_HL_API_DCH_CLOSE_EVT,
    198     BTA_HL_API_DELETE_MDL_EVT,
    199     BTA_HL_API_DCH_ABORT_EVT,
    200 
    201     BTA_HL_API_DCH_ECHO_TEST_EVT,
    202     BTA_HL_API_SDP_QUERY_EVT,
    203     BTA_HL_SDP_QUERY_OK_EVT,
    204     BTA_HL_SDP_QUERY_FAIL_EVT,
    205     BTA_HL_MCA_DELETE_IND_EVT,
    206     BTA_HL_MCA_DELETE_CFM_EVT
    207 };
    208 typedef UINT16 tBTA_HL_INT_EVT;
    209 
    210 #define BTA_HL_DCH_EVT_MIN BTA_HL_DCH_SDP_INIT_EVT
    211 #define BTA_HL_DCH_EVT_MAX 0xFFFF
    212 
    213 
    214 /* state machine states */
    215 enum
    216 {
    217     BTA_HL_CCH_IDLE_ST = 0,      /* Idle  */
    218     BTA_HL_CCH_OPENING_ST,       /* Opening a connection*/
    219     BTA_HL_CCH_OPEN_ST,          /* Connection is open */
    220     BTA_HL_CCH_CLOSING_ST        /* Closing is in progress */
    221 };
    222 typedef UINT8 tBTA_HL_CCH_STATE;
    223 
    224 enum
    225 {
    226     BTA_HL_DCH_IDLE_ST = 0,      /* Idle  */
    227     BTA_HL_DCH_OPENING_ST,       /* Opening a connection*/
    228     BTA_HL_DCH_OPEN_ST,          /* Connection is open */
    229     BTA_HL_DCH_CLOSING_ST        /* Closing is in progress */
    230 };
    231 typedef UINT8 tBTA_HL_DCH_STATE;
    232 
    233 
    234 typedef struct
    235 {
    236     BT_HDR              hdr;
    237     tBTA_HL_CTRL_CBACK  *p_cback;        /* pointer to control callback function */
    238 } tBTA_HL_API_ENABLE;
    239 
    240 typedef struct
    241 {
    242     BT_HDR              hdr;
    243     UINT8               app_id;
    244     BOOLEAN             is_register;        /* Update HL application due to register or deregister */
    245     tBTA_HL_CBACK       *p_cback;           /* pointer to application callback function */
    246     tBTA_HL_DEVICE_TYPE dev_type;           /* sink, source or dual roles */
    247     tBTA_SEC            sec_mask;           /* security mask for accepting conenction*/
    248     char                srv_name[BTA_SERVICE_NAME_LEN +1];        /* service name to be used in the SDP; null terminated*/
    249     char                srv_desp[BTA_SERVICE_DESP_LEN +1];        /* service description to be used in the SDP; null terminated */
    250     char                provider_name[BTA_PROVIDER_NAME_LEN +1];   /* provide name to be used in the SDP; null terminated */
    251 
    252 } tBTA_HL_API_UPDATE;
    253 
    254 typedef struct
    255 {
    256     BT_HDR              hdr;
    257     UINT8               app_id;
    258     tBTA_HL_CBACK       *p_cback;        /* pointer to application callback function */
    259     tBTA_HL_DEVICE_TYPE dev_type;           /* sink, source or dual roles */
    260     tBTA_SEC            sec_mask;           /* security mask for accepting conenction*/
    261     char                srv_name[BTA_SERVICE_NAME_LEN +1];        /* service name to be used in the SDP; null terminated*/
    262     char                srv_desp[BTA_SERVICE_DESP_LEN +1];        /* service description to be used in the SDP; null terminated */
    263     char                provider_name[BTA_PROVIDER_NAME_LEN +1];   /* provide name to be used in the SDP; null terminated */
    264 } tBTA_HL_API_REGISTER;
    265 
    266 typedef struct
    267 {
    268     BT_HDR                  hdr;
    269     UINT8                   app_id;
    270     tBTA_HL_CBACK           *p_cback;        /* pointer to application callback function */
    271     tBTA_HL_APP_HANDLE      app_handle;
    272 } tBTA_HL_API_DEREGISTER;
    273 
    274 typedef struct
    275 {
    276     BT_HDR                  hdr;
    277     UINT8                   app_id;
    278     tBTA_HL_APP_HANDLE      app_handle;
    279     UINT16                  ctrl_psm;
    280     BD_ADDR                 bd_addr;        /* Address of peer device */
    281     tBTA_SEC                sec_mask;       /* security mask for initiating connection*/
    282 } tBTA_HL_API_CCH_OPEN;
    283 
    284 
    285 typedef struct
    286 {
    287     BT_HDR                  hdr;
    288     tBTA_HL_MCL_HANDLE      mcl_handle;
    289 } tBTA_HL_API_CCH_CLOSE;
    290 
    291 
    292 
    293 typedef struct
    294 {
    295     BT_HDR                  hdr;
    296     tBTA_HL_MCL_HANDLE      mcl_handle;
    297     UINT16                  ctrl_psm;
    298     tBTA_HL_MDEP_ID         local_mdep_id;     /* local MDEP ID */
    299     tBTA_HL_MDEP_ID         peer_mdep_id;      /* peer mdep id */
    300     tBTA_HL_DCH_CFG         local_cfg;
    301     tBTA_SEC                sec_mask;          /* security mask for initiating connection*/
    302 } tBTA_HL_API_DCH_OPEN;
    303 
    304 
    305 typedef struct
    306 {
    307     BT_HDR                  hdr;
    308 
    309     tBTA_HL_MCL_HANDLE      mcl_handle;
    310     UINT16                  ctrl_psm;
    311     tBTA_HL_MDL_ID          mdl_id;
    312 } tBTA_HL_API_DCH_RECONNECT;
    313 
    314 typedef struct
    315 {
    316     BT_HDR                  hdr;
    317     tBTA_HL_MDL_HANDLE      mdl_handle;
    318 } tBTA_HL_API_DCH_CLOSE;
    319 
    320 typedef struct
    321 {
    322     BT_HDR                  hdr;
    323     tBTA_HL_MCL_HANDLE      mcl_handle;
    324     tBTA_HL_MDL_ID          mdl_id;
    325 } tBTA_HL_API_DELETE_MDL;
    326 
    327 typedef struct
    328 {
    329     BT_HDR              hdr;
    330     tBTA_HL_MCL_HANDLE mcl_handle;
    331 } tBTA_HL_API_DCH_ABORT;
    332 
    333 
    334 typedef struct
    335 {
    336     BT_HDR              hdr;
    337     tBTA_HL_MDL_HANDLE  mdl_handle;
    338     UINT16              pkt_size;
    339 } tBTA_HL_API_SEND_DATA;
    340 
    341 typedef struct
    342 {
    343     BT_HDR              hdr;
    344     tBTA_HL_MCL_HANDLE  mcl_handle;
    345     UINT16              ctrl_psm;
    346     UINT16              pkt_size;
    347     tBTA_HL_DCH_CFG     local_cfg;
    348 } tBTA_HL_API_DCH_ECHO_TEST;
    349 
    350 typedef struct
    351 {
    352     BT_HDR                  hdr;
    353     UINT8                   app_idx;
    354     UINT8                   mcl_idx;
    355     BOOLEAN                 release_mcl_cb;
    356 }tBTA_HL_CCH_SDP;
    357 
    358 
    359 /* MCA callback event parameters. */
    360 typedef struct
    361 {
    362     BT_HDR              hdr;
    363     tBTA_HL_APP_HANDLE  app_handle;
    364     tBTA_HL_MCL_HANDLE  mcl_handle;
    365     tMCA_CTRL       mca_data;
    366 } tBTA_HL_MCA_EVT;
    367 
    368 
    369 /* MCA callback event parameters. */
    370 typedef struct
    371 {
    372     BT_HDR          hdr;
    373     UINT8           app_idx;
    374     UINT8           mcl_idx;
    375     UINT8           mdl_idx;
    376     BT_HDR          *p_pkt;
    377 } tBTA_HL_MCA_RCV_DATA_EVT;
    378 
    379 
    380 typedef struct
    381 {
    382     BT_HDR                  hdr;
    383     UINT8                   app_idx;
    384     UINT8                   mcl_idx;
    385     UINT8                   mdl_idx;
    386 }tBTA_HL_DCH_SDP;
    387 
    388 typedef struct
    389 {
    390     BT_HDR                  hdr;
    391     tBTA_HL_APP_HANDLE      app_handle;
    392     UINT8                   app_id;
    393     BD_ADDR                 bd_addr;        /* Address of peer device */
    394 } tBTA_HL_API_SDP_QUERY;
    395 
    396 typedef struct
    397 {
    398     BT_HDR                  hdr;
    399     tBTA_HL_MCL_HANDLE      mcl_handle;
    400     tBTA_HL_MDL_ID          mdl_id;
    401     tBTA_HL_MDEP_ID         local_mdep_id;
    402     tBTA_HL_DCH_CREATE_RSP  rsp_code;
    403     tBTA_HL_DCH_CFG         cfg_rsp;
    404 } tBTA_HL_API_DCH_CREATE_RSP;
    405 
    406 typedef struct
    407 {
    408     BT_HDR                  hdr;
    409     tBTA_HL_MDL_HANDLE      mdl_handle;
    410     tBTA_HL_STATUS          status;
    411 } tBTA_HL_CI_GET_PUT_DATA;
    412 
    413 typedef struct
    414 {
    415     BT_HDR                  hdr;
    416     tBTA_HL_MCL_HANDLE      mcl_handle;
    417     tBTA_HL_STATUS          status;
    418 } tBTA_HL_CI_ECHO_DATA;
    419 
    420 /* union of all state machine event data types */
    421 typedef union
    422 {
    423     BT_HDR                      hdr;
    424     tBTA_HL_API_ENABLE          api_enable; /* data for BTA_MSE_API_ENABLE_EVT */
    425     tBTA_HL_API_UPDATE          api_update;
    426     tBTA_HL_API_REGISTER        api_reg;
    427     tBTA_HL_API_DEREGISTER      api_dereg;
    428     tBTA_HL_API_CCH_OPEN        api_cch_open;
    429     tBTA_HL_API_CCH_CLOSE       api_cch_close;
    430     tBTA_HL_API_DCH_CREATE_RSP  api_dch_create_rsp;
    431     tBTA_HL_API_DCH_OPEN        api_dch_open;
    432     tBTA_HL_API_DCH_RECONNECT   api_dch_reconnect;
    433     tBTA_HL_API_DCH_CLOSE       api_dch_close;
    434     tBTA_HL_API_DELETE_MDL      api_delete_mdl;
    435     tBTA_HL_API_DCH_ABORT       api_dch_abort;
    436     tBTA_HL_API_SEND_DATA       api_send_data;
    437     tBTA_HL_API_DCH_ECHO_TEST   api_dch_echo_test;
    438     tBTA_HL_API_SDP_QUERY       api_sdp_query;
    439 
    440     tBTA_HL_CCH_SDP             cch_sdp;
    441     tBTA_HL_MCA_EVT             mca_evt;
    442     tBTA_HL_MCA_RCV_DATA_EVT    mca_rcv_data_evt;
    443     tBTA_HL_DCH_SDP             dch_sdp; /* for DCH_OPEN_EVT and DCH_RECONNECT_EVT */
    444     tBTA_HL_CI_GET_PUT_DATA     ci_get_put_data;
    445     tBTA_HL_CI_ECHO_DATA        ci_get_put_echo_data;
    446 } tBTA_HL_DATA;
    447 
    448 
    449 typedef struct
    450 {
    451     BOOLEAN                 in_use;
    452     UINT16                  mdl_id;
    453     tBTA_HL_MDL_HANDLE      mdl_handle;
    454     tBTA_HL_DCH_OPER        dch_oper;
    455     BOOLEAN                 intentional_close;
    456     tBTA_HL_DCH_STATE       dch_state;
    457     UINT8                   abort_oper;
    458     UINT16                  req_data_psm;
    459     UINT16                  max_rx_apdu_size;
    460     UINT16                  max_tx_apdu_size;
    461     BT_HDR                  *p_tx_pkt;
    462     BT_HDR                  *p_rx_pkt;
    463     tBTA_HL_MDEP_ID         local_mdep_id;
    464     UINT8                   local_mdep_cfg_idx;
    465     tBTA_HL_DCH_CFG         local_cfg;
    466     tBTA_HL_DCH_CFG         remote_cfg;
    467     tBTA_HL_MDEP_ID         peer_mdep_id;
    468     UINT16  peer_data_type;
    469     tBTA_HL_MDEP_ROLE       peer_mdep_role;
    470     tBTA_HL_DCH_MODE        dch_mode;
    471     tBTA_SEC                sec_mask;
    472     BOOLEAN                 is_the_first_reliable;
    473     BOOLEAN                 delete_mdl;
    474     UINT16                  mtu;
    475     tMCA_CHNL_CFG           chnl_cfg;
    476     BOOLEAN                 mdl_cfg_idx_included;
    477     UINT8                   mdl_cfg_idx;
    478     UINT8                   echo_oper;
    479     BOOLEAN                 cong;
    480     BOOLEAN                 close_pending;
    481     UINT8                   cout_oper;
    482     BT_HDR                  *p_echo_tx_pkt;
    483     BT_HDR                  *p_echo_rx_pkt;
    484     tBTA_HL_STATUS          ci_put_echo_data_status;
    485 }tBTA_HL_MDL_CB;
    486 
    487 typedef struct
    488 {
    489     tBTA_HL_MDL_CB          mdl[BTA_HL_NUM_MDLS_PER_MCL];
    490     tBTA_HL_DELETE_MDL      delete_mdl;
    491     BOOLEAN                 in_use;
    492     tBTA_HL_CCH_STATE       cch_state;
    493     UINT16                  req_ctrl_psm;
    494     UINT16                  ctrl_psm;
    495     UINT16                  data_psm;
    496     BD_ADDR                 bd_addr;
    497     UINT16                  cch_mtu;
    498     UINT16                  sec_mask;
    499     tBTA_HL_MCL_HANDLE      mcl_handle;
    500     tSDP_DISCOVERY_DB       *p_db;         /* pointer to discovery database */
    501     tSDP_DISC_CMPL_CB       *sdp_cback;
    502     tBTA_HL_SDP_OPER        sdp_oper;
    503     BOOLEAN                 close_pending;
    504     UINT8                   sdp_mdl_idx;
    505     tBTA_HL_SDP             sdp;
    506     UINT8                   cch_oper;
    507     UINT8                   force_close_local_cch_opening;
    508     BOOLEAN                 intentional_close;
    509     BOOLEAN                 rsp_tout;
    510     UINT8                   timer_oper;
    511     BOOLEAN                 echo_test;
    512     UINT8                   echo_mdl_idx;
    513     UINT8                   cch_close_dch_oper;
    514     UINT8                   app_id;
    515 }tBTA_HL_MCL_CB;
    516 
    517 typedef struct
    518 {
    519     tBTA_HL_MCL_CB       mcb[BTA_HL_NUM_MCLS]; /* application Control Blocks */
    520     tBTA_HL_CBACK        *p_cback;            /* pointer to control callback function */
    521     BOOLEAN              in_use;              /* this CB is in use*/
    522     BOOLEAN              deregistering;
    523     UINT8                app_id;
    524     UINT32               sdp_handle;    /* SDP record handle */
    525     tBTA_HL_SUP_FEATURE  sup_feature;
    526     tBTA_HL_MDL_CFG      mdl_cfg[BTA_HL_NUM_MDL_CFGS];
    527     tBTA_HL_DEVICE_TYPE  dev_type;
    528     tBTA_HL_APP_HANDLE   app_handle;
    529     UINT16               ctrl_psm;   /* L2CAP PSM for the MCAP control channel */
    530     UINT16               data_psm;   /* L2CAP PSM for the MCAP data channel */
    531     UINT16               sec_mask;   /* Security mask for BTM_SetSecurityLevel() */
    532 
    533     char                 srv_name[BTA_SERVICE_NAME_LEN +1];        /* service name to be used in the SDP; null terminated*/
    534     char                 srv_desp[BTA_SERVICE_DESP_LEN +1];        /* service description to be used in the SDP; null terminated */
    535     char                 provider_name[BTA_PROVIDER_NAME_LEN +1];   /* provide name to be used in the SDP; null terminated */
    536 
    537     tMCA_CTRL_CBACK      *p_mcap_cback;            /* pointer to MCAP callback function */
    538     tMCA_DATA_CBACK      *p_data_cback;
    539 }tBTA_HL_APP_CB;
    540 
    541 
    542 typedef struct
    543 {
    544     BOOLEAN             in_use;
    545     tBTA_HL_SDP_OPER    sdp_oper;
    546     UINT8               app_idx;
    547     UINT8               mcl_idx;
    548     UINT8               mdl_idx;
    549 }tBTA_HL_SDP_CB;
    550 
    551 typedef struct
    552 {
    553     BOOLEAN         in_use;
    554     UINT8           app_idx;
    555     UINT8           mcl_idx;
    556 }tBTA_HL_TIMER_CB;
    557 
    558 typedef struct
    559 {
    560     tBTA_HL_APP_CB        acb[BTA_HL_NUM_APPS];      /* HL Control Blocks */
    561     tBTA_HL_CTRL_CBACK    *p_ctrl_cback;            /* pointer to control callback function */
    562     BOOLEAN               enable;
    563     BOOLEAN               disabling;
    564 
    565     tBTA_HL_SDP_CB        scb[BTA_HL_NUM_SDP_CBACKS];
    566     tBTA_HL_TIMER_CB      tcb[BTA_HL_NUM_TIMERS];
    567     BOOLEAN               enable_random_psm;
    568     tBTA_HL_ALLOCATE_PSM  *p_alloc_psm;
    569 }tBTA_HL_CB;
    570 
    571 /******************************************************************************
    572 **  Configuration Definitions
    573 *******************************************************************************/
    574 /* Configuration structure */
    575 
    576 /*****************************************************************************
    577 **  Global data
    578 *****************************************************************************/
    579 
    580 /* HL control block */
    581 #if BTA_DYNAMIC_MEMORY == FALSE
    582 extern tBTA_HL_CB  bta_hl_cb;
    583 #else
    584 extern tBTA_HL_CB *bta_hl_cb_ptr;
    585     #define bta_hl_cb (*bta_hl_cb_ptr)
    586 #endif
    587 
    588 #define BTA_HL_GET_CB_PTR() &(bta_hl_cb)
    589 #define BTA_HL_GET_APP_CB_PTR(app_idx) &(bta_hl_cb.acb[(app_idx)])
    590 #define BTA_HL_GET_MCL_CB_PTR(app_idx, mcl_idx) &(bta_hl_cb.acb[(app_idx)].mcb[(mcl_idx)])
    591 #define BTA_HL_GET_MDL_CB_PTR(app_idx, mcl_idx, mdl_idx) &(bta_hl_cb.acb[(app_idx)].mcb[(mcl_idx)].mdl[mdl_idx])
    592 #define BTA_HL_GET_MDL_CFG_PTR(app_idx, item_idx) &(bta_hl_cb.acb[(app_idx)].mdl_cfg[(item_idx)])
    593 #define BTA_HL_GET_ECHO_CFG_PTR(app_idx)  &(bta_hl_cb.acb[(app_idx)].sup_feature.echo_cfg)
    594 #define BTA_HL_GET_MDEP_CFG_PTR(app_idx, mdep_cfg_idx)  &(bta_hl_cb.acb[(app_idx)].sup_feature.mdep[mdep_cfg_idx].mdep_cfg)
    595 #define BTA_HL_GET_DATA_CFG_PTR(app_idx, mdep_cfg_idx, data_cfg_idx)  \
    596            &(bta_hl_cb.acb[(app_idx)].sup_feature.mdep[mdep_cfg_idx].mdep_cfg.data_cfg[data_cfg_idx])
    597 #define BTA_HL_GET_BUF_PTR(p_pkt) ((UINT8 *)((UINT8 *) (p_pkt+1) + p_pkt->offset))
    598 
    599 /*****************************************************************************
    600 **  Function prototypes
    601 *****************************************************************************/
    602 
    603 #ifdef __cplusplus
    604 extern "C"
    605 {
    606 #endif
    607     /* main */
    608     extern BOOLEAN bta_hl_hdl_event(BT_HDR *p_msg);
    609     /* sdp */
    610     extern BOOLEAN bta_hl_fill_sup_feature_list( const tSDP_DISC_ATTR  *p_attr,
    611                                                  tBTA_HL_SUP_FEATURE_LIST_ELEM *p_list);
    612     extern tBTA_HL_STATUS bta_hl_sdp_update (UINT8 app_id);
    613     extern tBTA_HL_STATUS bta_hl_sdp_register (UINT8 app_idx);
    614     extern tSDP_DISC_REC *bta_hl_find_sink_or_src_srv_class_in_db (const tSDP_DISCOVERY_DB *p_db,
    615                                                                    const tSDP_DISC_REC *p_start_rec);
    616 
    617     /* action routines */
    618     extern void bta_hl_dch_ci_get_tx_data(UINT8 app_idx, UINT8 mcl_idx, UINT8 mdl_idx,
    619                                           tBTA_HL_DATA *p_data);
    620     extern void bta_hl_dch_ci_put_rx_data(UINT8 app_idx, UINT8 mcl_idx, UINT8 mdl_idx,
    621                                           tBTA_HL_DATA *p_data);
    622     extern void bta_hl_dch_ci_get_echo_data(UINT8 app_idx, UINT8 mcl_idx, UINT8 mdl_idx,
    623                                             tBTA_HL_DATA *p_data);
    624 
    625     extern void bta_hl_dch_echo_test(UINT8 app_idx, UINT8 mcl_idx, UINT8 mdl_idx,
    626                                      tBTA_HL_DATA *p_data);
    627     extern void bta_hl_dch_ci_put_echo_data(UINT8 app_idx, UINT8 mcl_idx, UINT8 mdl_idx,
    628                                             tBTA_HL_DATA *p_data);
    629     extern void bta_hl_dch_send_data(UINT8 app_idx, UINT8 mcl_idx, UINT8 mdl_idx,
    630                                      tBTA_HL_DATA *p_data);
    631     extern void bta_hl_dch_sdp_fail(UINT8 app_idx, UINT8 mcl_idx, UINT8 mdl_idx,
    632                                     tBTA_HL_DATA *p_data);
    633     extern void bta_hl_dch_mca_cong_change(UINT8 app_idx, UINT8 mcl_idx, UINT8 mdl_idx,
    634                                            tBTA_HL_DATA *p_data);
    635     extern void bta_hl_dch_mca_reconnect_ind(UINT8 app_idx, UINT8 mcl_idx, UINT8 mdl_idx,
    636                                              tBTA_HL_DATA *p_data);
    637     extern void bta_hl_dch_mca_reconnect_cfm(UINT8 app_idx, UINT8 mcl_idx, UINT8 mdl_idx,
    638                                              tBTA_HL_DATA *p_data);
    639     extern void bta_hl_dch_mca_reconnect(UINT8 app_idx, UINT8 mcl_idx, UINT8 mdl_idx,
    640                                          tBTA_HL_DATA *p_data);
    641     extern void bta_hl_dch_sdp_init(UINT8 app_idx, UINT8 mcl_idx, UINT8 mdl_idx,
    642                                     tBTA_HL_DATA *p_data);
    643     extern void bta_hl_dch_close_echo_test(UINT8 app_idx, UINT8 mcl_idx, UINT8 mdl_idx,
    644                                            tBTA_HL_DATA *p_data);
    645     extern void bta_hl_dch_create_rsp(UINT8 app_idx, UINT8 mcl_idx, UINT8 mdl_idx,
    646                                       tBTA_HL_DATA *p_data);
    647     extern void bta_hl_dch_mca_rcv_data(UINT8 app_idx, UINT8 mcl_idx, UINT8 mdl_idx,
    648                                         tBTA_HL_DATA *p_data);
    649     extern void bta_hl_dch_close_cmpl(UINT8 app_idx, UINT8 mcl_idx, UINT8 mdl_idx,
    650                                       tBTA_HL_DATA *p_data);
    651     extern void bta_hl_dch_mca_close_cfm(UINT8 app_idx, UINT8 mcl_idx, UINT8 mdl_idx,
    652                                          tBTA_HL_DATA *p_data);
    653     extern void bta_hl_dch_mca_close_ind(UINT8 app_idx, UINT8 mcl_idx, UINT8 mdl_idx,
    654                                          tBTA_HL_DATA *p_data);
    655     extern void bta_hl_dch_mca_close(UINT8 app_idx, UINT8 mcl_idx, UINT8 mdl_idx,
    656                                      tBTA_HL_DATA *p_data);
    657     extern void bta_hl_dch_mca_delete_ind(UINT8 app_idx, UINT8 mcl_idx, UINT8 mdl_idx,
    658                                           tBTA_HL_DATA *p_data);
    659 
    660     extern void bta_hl_dch_mca_delete_cfm(UINT8 app_idx, UINT8 mcl_idx, UINT8 mdl_idx,
    661                                           tBTA_HL_DATA *p_data);
    662     extern void bta_hl_dch_mca_delete(UINT8 app_idx, UINT8 mcl_idx, UINT8 mdl_idx,
    663                                       tBTA_HL_DATA *p_data);
    664     extern void bta_hl_dch_mca_abort_ind(UINT8 app_idx, UINT8 mcl_idx, UINT8 mdl_idx,
    665                                          tBTA_HL_DATA *p_data);
    666     extern void bta_hl_dch_mca_abort_cfm(UINT8 app_idx, UINT8 mcl_idx, UINT8 mdl_idx,
    667                                          tBTA_HL_DATA *p_data);
    668     extern void bta_hl_dch_mca_abort(UINT8 app_idx, UINT8 mcl_idx, UINT8 mdl_idx,
    669                                      tBTA_HL_DATA *p_data);
    670     extern void bta_hl_dch_mca_open_ind(UINT8 app_idx, UINT8 mcl_idx, UINT8 mdl_idx,
    671                                         tBTA_HL_DATA *p_data);
    672     extern void bta_hl_dch_mca_open_cfm(UINT8 app_idx, UINT8 mcl_idx, UINT8 mdl_idx,
    673                                         tBTA_HL_DATA *p_data);
    674     extern void bta_hl_dch_mca_create_ind(UINT8 app_idx, UINT8 mcl_idx, UINT8 mdl_idx,
    675                                           tBTA_HL_DATA *p_data);
    676     extern void bta_hl_dch_mca_create_cfm(UINT8 app_idx, UINT8 mcl_idx, UINT8 mdl_idx,
    677                                           tBTA_HL_DATA *p_data);
    678     extern void bta_hl_dch_mca_create(UINT8 app_idx, UINT8 mcl_idx, UINT8 mdl_idx,
    679                                       tBTA_HL_DATA *p_data);
    680     extern void bta_hl_deallocate_spd_cback(UINT8 sdp_cback_idx);
    681     extern tSDP_DISC_CMPL_CB *bta_hl_allocate_spd_cback(tBTA_HL_SDP_OPER sdp_oper, UINT8 app_idx, UINT8 mcl_idx,
    682                                                         UINT8 mdl_idx,
    683                                                         UINT8 *p_sdp_cback_idx);
    684     extern tBTA_HL_STATUS bta_hl_init_sdp(tBTA_HL_SDP_OPER sdp_oper, UINT8 app_idx, UINT8 mcl_idx,
    685                                           UINT8 mdl_idx);
    686     extern void bta_hl_cch_sdp_init(UINT8 app_idx, UINT8 mcl_idx,  tBTA_HL_DATA *p_data);
    687     extern void bta_hl_cch_mca_open(UINT8 app_idx, UINT8 mcl_idx,  tBTA_HL_DATA *p_data);
    688     extern void bta_hl_cch_mca_close(UINT8 app_idx, UINT8 mcl_idx,  tBTA_HL_DATA *p_data);
    689     extern void bta_hl_cch_close_cmpl(UINT8 app_idx, UINT8 mcl_idx,  tBTA_HL_DATA *p_data);
    690     extern void bta_hl_cch_mca_disconnect(UINT8 app_idx, UINT8 mcl_idx,  tBTA_HL_DATA *p_data);
    691     extern void bta_hl_cch_mca_disc_open(UINT8 app_idx, UINT8 mcl_idx,  tBTA_HL_DATA *p_data);
    692     extern void bta_hl_cch_mca_rsp_tout(UINT8 app_idx, UINT8 mcl_idx,  tBTA_HL_DATA *p_data);
    693     extern void bta_hl_cch_mca_connect(UINT8 app_idx, UINT8 mcl_idx,  tBTA_HL_DATA *p_data);
    694 
    695     /* State machine drivers  */
    696     extern void bta_hl_cch_sm_execute(UINT8 inst_idx, UINT8 mcl_idx,
    697                                       UINT16 event, tBTA_HL_DATA *p_data);
    698     extern void bta_hl_dch_sm_execute(UINT8 inst_idx, UINT8 mcl_idx, UINT8 mdl_idx,
    699                                       UINT16 event, tBTA_HL_DATA *p_data);
    700     /* MCAP callback functions  */
    701     extern void bta_hl_mcap_ctrl_cback(tMCA_HANDLE handle, tMCA_CL mcl, UINT8 event,
    702                                        tMCA_CTRL *p_data);
    703 
    704     extern void bta_hl_mcap_data_cback(tMCA_DL mdl, BT_HDR *p_pkt);
    705 
    706     /* utility functions  */
    707     extern BOOLEAN bta_hl_set_ctrl_psm_for_dch(UINT8 app_idx, UINT8 mcl_idx,
    708                                                UINT8 mdl_idx, UINT16 ctrl_psm);
    709     extern BOOLEAN bta_hl_find_sdp_idx_using_ctrl_psm(tBTA_HL_SDP *p_sdp,
    710                                                       UINT16 ctrl_psm,
    711                                                       UINT8 *p_sdp_idx);
    712     extern UINT8 bta_hl_set_user_tx_pool_id(UINT16 max_tx_size);
    713     extern UINT8 bta_hl_set_user_rx_pool_id(UINT16 mtu);
    714     extern UINT8 bta_hl_set_tx_win_size(UINT16 mtu, UINT16 mps);
    715     extern UINT16 bta_hl_set_mps(UINT16 mtu);
    716     extern void bta_hl_clean_mdl_cb(UINT8 app_idx, UINT8 mcl_idx, UINT8 mdl_idx);
    717     extern BT_HDR * bta_hl_get_buf(UINT16 data_size);
    718     extern BOOLEAN bta_hl_find_service_in_db( UINT8 app_idx, UINT8 mcl_idx,
    719                                               UINT16 service_uuid,
    720                                               tSDP_DISC_REC **pp_rec );
    721     extern UINT16 bta_hl_get_service_uuids(UINT8 sdp_oper, UINT8 app_idx, UINT8 mcl_idx,
    722                                            UINT8 mdl_idx );
    723     extern BOOLEAN bta_hl_find_echo_cfg_rsp(UINT8 app_idx, UINT8 mcl_idx, UINT8 mdep_idx, UINT8 cfg,
    724                                             UINT8 *p_cfg_rsp);
    725     extern BOOLEAN bta_hl_validate_cfg(UINT8 app_idx, UINT8 mcl_idx, UINT8 mdl_idx,
    726                                        UINT8 cfg);
    727     extern BOOLEAN bta_hl_find_cch_cb_indexes(tBTA_HL_DATA *p_msg,
    728                                               UINT8 *p_app_idx,
    729                                               UINT8  *p_mcl_idx);
    730     extern BOOLEAN bta_hl_find_dch_cb_indexes(tBTA_HL_DATA *p_msg,
    731                                               UINT8 *p_app_idx,
    732                                               UINT8 *p_mcl_idx,
    733                                               UINT8 *p_mdl_idx);
    734     extern UINT16  bta_hl_allocate_mdl_id(UINT8 app_idx, UINT8 mcl_idx, UINT8 mdl_idx );
    735     extern BOOLEAN bta_hl_find_mdl_idx_using_handle(tBTA_HL_MDL_HANDLE mdl_handle,
    736                                                     UINT8 *p_app_idx, UINT8 *p_mcl_idx,
    737                                                     UINT8 *p_mdl_idx);
    738     extern BOOLEAN bta_hl_find_mdl_idx(UINT8 app_idx, UINT8 mcl_idx, UINT16 mdl_id,
    739                                        UINT8 *p_mdl_idx);
    740     extern BOOLEAN bta_hl_find_an_active_mdl_idx(UINT8 app_idx, UINT8 mcl_idx,
    741                                                  UINT8 *p_mdl_idx);
    742     extern BOOLEAN bta_hl_find_dch_setup_mdl_idx(UINT8 app_idx, UINT8 mcl_idx,
    743                                                  UINT8 *p_mdl_idx);
    744     extern BOOLEAN bta_hl_find_an_in_use_mcl_idx(UINT8 app_idx,
    745                                                  UINT8 *p_mcl_idx);
    746     extern BOOLEAN bta_hl_find_an_in_use_app_idx(UINT8 *p_app_idx);
    747     extern BOOLEAN bta_hl_find_app_idx(UINT8 app_id, UINT8 *p_app_idx);
    748     extern BOOLEAN bta_hl_find_app_idx_using_handle(tBTA_HL_APP_HANDLE app_handle,
    749                                                     UINT8 *p_app_idx);
    750     extern BOOLEAN bta_hl_find_mcl_idx_using_handle( tBTA_HL_MCL_HANDLE mcl_handle,
    751                                                      UINT8 *p_app_idx, UINT8 *p_mcl_idx);
    752     extern BOOLEAN bta_hl_find_mcl_idx(UINT8 app_idx, BD_ADDR p_bd_addr, UINT8 *p_mcl_idx);
    753     extern BOOLEAN bta_hl_is_the_first_reliable_existed(UINT8 app_idx, UINT8 mcl_idx );
    754     extern BOOLEAN  bta_hl_find_non_active_mdl_cfg(UINT8 app_idx, UINT8 start_mdl_cfg_idx,
    755                                                    UINT8 *p_mdl_cfg_idx);
    756     extern BOOLEAN  bta_hl_find_avail_mdl_cfg_idx(UINT8 app_idx, UINT8 mcl_idx,
    757                                                   UINT8 *p_mdl_cfg_idx);
    758     extern BOOLEAN  bta_hl_find_mdl_cfg_idx(UINT8 app_idx, UINT8 mcl_idx,
    759                                             tBTA_HL_MDL_ID mdl_id, UINT8 *p_mdl_cfg_idx);
    760     extern BOOLEAN  bta_hl_get_cur_time(UINT8 app_idx, UINT8 *p_cur_time);
    761     extern void bta_hl_sort_cfg_time_idx(UINT8 app_idx, UINT8 *a, UINT8 n);
    762     extern void  bta_hl_compact_mdl_cfg_time(UINT8 app_idx, UINT8 mdep_id);
    763     extern BOOLEAN  bta_hl_is_mdl_exsit_in_mcl(UINT8 app_idx, BD_ADDR bd_addr,
    764                                                tBTA_HL_MDL_ID mdl_id);
    765     extern BOOLEAN  bta_hl_delete_mdl_cfg(UINT8 app_idx, BD_ADDR bd_addr,
    766                                           tBTA_HL_MDL_ID mdl_id);
    767     extern BOOLEAN  bta_hl_is_mdl_value_valid(tBTA_HL_MDL_ID mdl_id);
    768     extern BOOLEAN bta_hl_find_mdep_cfg_idx(UINT8 app_idx,
    769                                             tBTA_HL_MDEP_ID local_mdep_id, UINT8 *p_mdep_cfg_idx);
    770     extern void bta_hl_find_rxtx_apdu_size(UINT8 app_idx, UINT8 mdep_cfg_idx,
    771                                            UINT16 *p_rx_apu_size,
    772                                            UINT16 *p_tx_apu_size);
    773     extern BOOLEAN bta_hl_validate_peer_cfg(UINT8 app_idx, UINT8 mcl_idx, UINT8 mdl_idx,
    774                                             tBTA_HL_MDEP_ID peer_mdep_id,
    775                                             tBTA_HL_MDEP_ROLE peer_mdep_role,
    776                                             UINT8 sdp_idx);
    777     extern tBTA_HL_STATUS bta_hl_chk_local_cfg(UINT8 app_idx, UINT8 mcl_idx,
    778                                                UINT8 mdep_cfg_idx,
    779                                                tBTA_HL_DCH_CFG local_cfg);
    780 
    781     extern BOOLEAN bta_hl_validate_reconnect_params(UINT8 app_idx, UINT8 mcl_idx,
    782                                                     tBTA_HL_API_DCH_RECONNECT *p_reconnect,
    783                                                     UINT8 *p_mdep_cfg_idx, UINT8 *p_mdl_cfg_idx);
    784     extern BOOLEAN bta_hl_find_avail_mcl_idx(UINT8 app_idx, UINT8 *p_mcl_idx);
    785     extern BOOLEAN bta_hl_find_avail_mdl_idx(UINT8 app_idx, UINT8 mcl_idx,
    786                                              UINT8 *p_mdl_idx);
    787     extern BOOLEAN bta_hl_is_a_duplicate_id(UINT8 app_id);
    788     extern BOOLEAN bta_hl_find_avail_app_idx(UINT8 *p_idx);
    789     extern tBTA_HL_STATUS bta_hl_app_update(UINT8 app_id, BOOLEAN is_register);
    790     extern tBTA_HL_STATUS bta_hl_app_registration(UINT8 app_idx);
    791     extern void bta_hl_discard_data(UINT16 event, tBTA_HL_DATA *p_data);
    792     extern void bta_hl_save_mdl_cfg(UINT8 app_idx, UINT8 mcl_idx, UINT8 mdl_idx );
    793     extern void bta_hl_set_dch_chan_cfg(UINT8 app_idx, UINT8 mcl_idx, UINT8 mdl_idx, tBTA_HL_DATA *p_data);
    794     extern BOOLEAN bta_hl_get_l2cap_cfg(tBTA_HL_MDL_HANDLE mdl_hnd, tBTA_HL_L2CAP_CFG_INFO *p_cfg);
    795     extern BOOLEAN bta_hl_validate_chan_cfg(UINT8 app_idx, UINT8 mcl_idx, UINT8 mdl_idx);
    796     extern BOOLEAN bta_hl_is_cong_on(UINT8 app_id, BD_ADDR bd_addr, tBTA_HL_MDL_ID mdl_id);
    797     extern void bta_hl_check_cch_close(UINT8 app_idx, UINT8 mcl_idx,
    798                                        tBTA_HL_DATA *p_data, BOOLEAN check_dch_setup);
    799     extern void bta_hl_clean_app(UINT8 app_idx);
    800     extern void bta_hl_check_deregistration(UINT8 app_idx, tBTA_HL_DATA *p_data );
    801     extern void bta_hl_check_disable(tBTA_HL_DATA *p_data );
    802     extern void  bta_hl_build_abort_ind(tBTA_HL *p_evt_data,
    803                                         tBTA_HL_APP_HANDLE app_handle,
    804                                         tBTA_HL_MCL_HANDLE mcl_handle);
    805     extern void  bta_hl_build_abort_cfm(tBTA_HL *p_evt_data,
    806                                         tBTA_HL_APP_HANDLE app_handle,
    807                                         tBTA_HL_MCL_HANDLE mcl_handle,
    808                                         tBTA_HL_STATUS status);
    809     extern void  bta_hl_build_dch_close_cfm(tBTA_HL *p_evt_data,
    810                                             tBTA_HL_APP_HANDLE app_handle,
    811                                             tBTA_HL_MCL_HANDLE mcl_handle,
    812                                             tBTA_HL_MDL_HANDLE mdl_handle,
    813                                             tBTA_HL_STATUS status);
    814     extern void  bta_hl_build_dch_close_ind(tBTA_HL *p_evt_data,
    815                                             tBTA_HL_APP_HANDLE app_handle,
    816                                             tBTA_HL_MCL_HANDLE mcl_handle,
    817                                             tBTA_HL_MDL_HANDLE mdl_handle,
    818                                             BOOLEAN intentional);
    819     extern void  bta_hl_build_send_data_cfm(tBTA_HL *p_evt_data,
    820                                             tBTA_HL_APP_HANDLE app_handle,
    821                                             tBTA_HL_MCL_HANDLE mcl_handle,
    822                                             tBTA_HL_MDL_HANDLE mdl_handle,
    823                                             tBTA_HL_STATUS status );
    824     extern void  bta_hl_build_rcv_data_ind(tBTA_HL *p_evt_data,
    825                                            tBTA_HL_APP_HANDLE app_handle,
    826                                            tBTA_HL_MCL_HANDLE mcl_handle,
    827                                            tBTA_HL_MDL_HANDLE mdl_handle);
    828     extern void  bta_hl_build_cch_open_cfm(tBTA_HL *p_evt_data,
    829                                             UINT8 app_id,
    830                                            tBTA_HL_APP_HANDLE app_handle,
    831                                            tBTA_HL_MCL_HANDLE mcl_handle,
    832                                            BD_ADDR bd_addr,
    833                                            tBTA_HL_STATUS status );
    834     extern void  bta_hl_build_cch_open_ind(tBTA_HL *p_evt_data,
    835                                            tBTA_HL_APP_HANDLE app_handle,
    836                                            tBTA_HL_MCL_HANDLE mcl_handle,
    837                                            BD_ADDR bd_addr);
    838     extern void  bta_hl_build_cch_close_cfm(tBTA_HL *p_evt_data,
    839                                             tBTA_HL_APP_HANDLE app_handle,
    840                                             tBTA_HL_MCL_HANDLE mcl_handle,
    841                                             tBTA_HL_STATUS status );
    842     extern void   bta_hl_build_cch_close_ind(tBTA_HL *p_evt_data,
    843                                              tBTA_HL_APP_HANDLE app_handle,
    844                                              tBTA_HL_MCL_HANDLE mcl_handle,
    845                                              BOOLEAN intentional);
    846 
    847     extern void  bta_hl_build_dch_open_cfm(tBTA_HL *p_evt_data,
    848                                            tBTA_HL_APP_HANDLE app_handle,
    849                                            tBTA_HL_MCL_HANDLE mcl_handle,
    850                                            tBTA_HL_MDL_HANDLE mdl_handle,
    851                                            tBTA_HL_MDEP_ID local_mdep_id,
    852                                            tBTA_HL_MDL_ID mdl_id,
    853                                            tBTA_HL_DCH_MODE dch_mode,
    854                                            BOOLEAN first_reliable,
    855                                            UINT16 mtu,
    856                                            tBTA_HL_STATUS status);
    857 
    858     extern void  bta_hl_build_delete_mdl_cfm(tBTA_HL *p_evt_data,
    859                                              tBTA_HL_APP_HANDLE app_handle,
    860                                              tBTA_HL_MCL_HANDLE mcl_handle,
    861                                              tBTA_HL_MDL_ID mdl_id,
    862                                              tBTA_HL_STATUS status);
    863     extern void  bta_hl_build_echo_test_cfm(tBTA_HL *p_evt_data,
    864                                             tBTA_HL_APP_HANDLE app_handle,
    865                                             tBTA_HL_MCL_HANDLE mcl_handle,
    866                                             tBTA_HL_STATUS status );
    867     extern void  bta_hl_build_sdp_query_cfm(tBTA_HL *p_evt_data,
    868                                             UINT8 app_id,
    869                                             tBTA_HL_APP_HANDLE app_handle,
    870                                             BD_ADDR bd_addr,
    871                                             tBTA_HL_SDP *p_sdp,
    872                                             tBTA_HL_STATUS status);
    873 
    874 #if (BTA_HL_DEBUG == TRUE)
    875     extern  char *bta_hl_status_code(tBTA_HL_STATUS status);
    876     extern char *bta_hl_evt_code(tBTA_HL_INT_EVT evt_code);
    877 #endif
    878 #ifdef __cplusplus
    879 }
    880 #endif
    881 #endif /* BTA_MSE_INT_H */
    882 
    883 
    884