granicus.if.org Git - esp-idf/blob - components/bt/host/bluedroid/bta/gatt/include/bta_gattc_int.h

   1 /******************************************************************************
   2  *
   3  *  Copyright (C) 2003-2012 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 file transfer client (FTC).
  22  *
  23  ******************************************************************************/
  24 #ifndef BTA_GATTC_INT_H
  25 #define BTA_GATTC_INT_H
  26
  27 #include "common/bt_target.h"
  28 #include "bta/bta_sys.h"
  29 #include "bta/bta_gatt_api.h"
  30 #include "bta/bta_gattc_ci.h"
  31 #include "bta/bta_gattc_co.h"
  32 #include "osi/fixed_queue.h"
  33 #include "osi/mutex.h"
  34
  35 /*****************************************************************************
  36 **  Constants and data types
  37 *****************************************************************************/
  38 enum {
  39     BTA_GATTC_API_OPEN_EVT   = BTA_SYS_EVT_START(BTA_ID_GATTC),
  40     BTA_GATTC_INT_OPEN_FAIL_EVT,
  41     BTA_GATTC_API_CANCEL_OPEN_EVT,
  42     BTA_GATTC_INT_CANCEL_OPEN_OK_EVT,
  43
  44     BTA_GATTC_API_READ_EVT,
  45     BTA_GATTC_API_WRITE_EVT,
  46     BTA_GATTC_API_EXEC_EVT,
  47     BTA_GATTC_API_CFG_MTU_EVT,
  48
  49     BTA_GATTC_API_CLOSE_EVT,
  50
  51     BTA_GATTC_API_SEARCH_EVT,
  52     BTA_GATTC_API_CONFIRM_EVT,
  53     BTA_GATTC_API_READ_MULTI_EVT,
  54     BTA_GATTC_API_REFRESH_EVT,
  55     BTA_GATTC_API_CACHE_CLEAN_EVT,
  56
  57     BTA_GATTC_INT_CONN_EVT,
  58     BTA_GATTC_INT_DISCOVER_EVT,
  59     BTA_GATTC_DISCOVER_CMPL_EVT,
  60     BTA_GATTC_OP_CMPL_EVT,
  61     BTA_GATTC_INT_DISCONN_EVT,
  62
  63     BTA_GATTC_INT_START_IF_EVT,
  64     BTA_GATTC_API_REG_EVT,
  65     BTA_GATTC_API_DEREG_EVT,
  66     BTA_GATTC_API_LISTEN_EVT,
  67     BTA_GATTC_API_BROADCAST_EVT,
  68     BTA_GATTC_API_DISABLE_EVT,
  69     BTA_GATTC_ENC_CMPL_EVT,
  70     BTA_GATTC_API_CACHE_ASSOC_EVT,
  71     BTA_GATTC_API_CACHE_GET_ADDR_LIST_EVT,
  72 };
  73 typedef UINT16 tBTA_GATTC_INT_EVT;
  74
  75 #define BTA_GATTC_SERVICE_CHANGED_LEN    4
  76
  77 typedef enum {
  78     BTA_GATTC_SERVICE_INFO_FROM_REMOTE_DEVICE         = 0,
  79     BTA_GATTC_SERVICE_INFO_FROM_NVS_FLASH             = 1,
  80     BTA_GATTC_SERVICE_INFO_FROM_UNKNOWN               = 2,
  81 } tBTA_SERVICE_SOURCE_t;
  82
  83 /* max client application GATTC can support */
  84 #ifndef     BTA_GATTC_CL_MAX
  85 #if (GATT_MAX_PHY_CHANNEL > 3)
  86     #define     BTA_GATTC_CL_MAX    GATT_MAX_PHY_CHANNEL
  87 #else
  88     #define     BTA_GATTC_CL_MAX    3 // The origin value is 10
  89 #endif
  90 #endif
  91
  92 /* max known devices GATTC can support */
  93 #ifndef     BTA_GATTC_KNOWN_SR_MAX
  94 #if (GATT_MAX_PHY_CHANNEL > 3)
  95     #define     BTA_GATTC_KNOWN_SR_MAX    GATT_MAX_PHY_CHANNEL
  96 #else
  97     #define     BTA_GATTC_KNOWN_SR_MAX    3 // The origin value is 10
  98 #endif
  99 #endif
 100
 101 #define BTA_GATTC_CONN_MAX      GATT_MAX_PHY_CHANNEL
 102
 103 #ifndef BTA_GATTC_CLCB_MAX
 104 #define BTA_GATTC_CLCB_MAX      GATT_CL_MAX_LCB
 105 #endif
 106
 107 #define BTA_GATTC_WRITE_PREPARE          GATT_WRITE_PREPARE
 108 #define BTA_GATTC_INVALID_HANDLE         0
 109
 110 /* internal strucutre for GATTC register API  */
 111 typedef struct {
 112     BT_HDR                  hdr;
 113     tBT_UUID                app_uuid;
 114     tBTA_GATTC_CBACK        *p_cback;
 115 } tBTA_GATTC_API_REG;
 116
 117 typedef struct {
 118     BT_HDR                  hdr;
 119     tBTA_GATTC_IF           client_if;
 120 } tBTA_GATTC_INT_START_IF;
 121
 122 typedef tBTA_GATTC_INT_START_IF tBTA_GATTC_API_DEREG;
 123 typedef tBTA_GATTC_INT_START_IF tBTA_GATTC_INT_DEREG;
 124
 125 typedef struct {
 126     BT_HDR                  hdr;
 127     BD_ADDR                 remote_bda;
 128     tBTA_ADDR_TYPE          remote_addr_type;
 129     tBTA_GATTC_IF           client_if;
 130     BOOLEAN                 is_direct;
 131     tBTA_TRANSPORT          transport;
 132 } tBTA_GATTC_API_OPEN;
 133
 134 typedef tBTA_GATTC_API_OPEN tBTA_GATTC_API_CANCEL_OPEN;
 135
 136 typedef struct {
 137     BT_HDR                  hdr;
 138     tBTA_GATT_AUTH_REQ      auth_req;
 139     UINT16                  handle;
 140     tBTA_GATTC_EVT          cmpl_evt;
 141 } tBTA_GATTC_API_READ;
 142
 143 typedef struct {
 144     BT_HDR                  hdr;
 145     tBTA_GATT_AUTH_REQ      auth_req;
 146     UINT16                  handle;
 147     tBTA_GATTC_EVT          cmpl_evt;
 148     tBTA_GATTC_WRITE_TYPE   write_type;
 149     UINT16                  offset;
 150     UINT16                  len;
 151     UINT8                   *p_value;
 152 } tBTA_GATTC_API_WRITE;
 153
 154 typedef struct {
 155     BT_HDR                  hdr;
 156     BOOLEAN                 is_execute;
 157 } tBTA_GATTC_API_EXEC;
 158
 159 typedef struct {
 160     BT_HDR                  hdr;
 161     UINT16                  handle;
 162 } tBTA_GATTC_API_CONFIRM;
 163
 164 typedef tGATT_CL_COMPLETE tBTA_GATTC_CMPL;
 165
 166 typedef struct {
 167     BT_HDR                  hdr;
 168     UINT8                   op_code;
 169     tGATT_STATUS            status;
 170     tBTA_GATTC_CMPL         *p_cmpl;
 171 } tBTA_GATTC_OP_CMPL;
 172
 173 typedef struct {
 174     BT_HDR              hdr;
 175     tBT_UUID            *p_srvc_uuid;
 176 } tBTA_GATTC_API_SEARCH;
 177
 178 typedef struct {
 179     BT_HDR                  hdr;
 180     tBTA_GATT_AUTH_REQ      auth_req;
 181     UINT8                   num_attr;
 182     UINT16                  handles[GATT_MAX_READ_MULTI_HANDLES];
 183     tBTA_GATTC_EVT          cmpl_evt;
 184 }tBTA_GATTC_API_READ_MULTI;
 185
 186 typedef struct {
 187     BT_HDR                  hdr;
 188     BD_ADDR_PTR             remote_bda;
 189     tBTA_GATTC_IF           client_if;
 190     BOOLEAN                 start;
 191 } tBTA_GATTC_API_LISTEN;
 192
 193
 194 typedef struct {
 195     BT_HDR              hdr;
 196 } tBTA_GATTC_API_CFG_MTU;
 197
 198 typedef struct {
 199     BT_HDR             hdr;
 200     tBTA_GATTC_IF      client_if;
 201     BD_ADDR            src_addr;
 202     BD_ADDR            assoc_addr;
 203     BOOLEAN            is_assoc;
 204 } tBTA_GATTC_API_CACHE_ASSOC;
 205
 206 typedef struct {
 207     BT_HDR             hdr;
 208     tBTA_GATTC_IF      client_if;
 209 } tBTA_GATTC_API_GET_ADDR;
 210
 211 typedef struct {
 212     BT_HDR                  hdr;
 213     BD_ADDR                 remote_bda;
 214     tBTA_GATTC_IF           client_if;
 215     UINT8                   role;
 216     tBT_TRANSPORT           transport;
 217     tGATT_DISCONN_REASON    reason;
 218     BOOLEAN                 already_connect;
 219     tBTA_GATT_CONN_PARAMS   conn_params;
 220 } tBTA_GATTC_INT_CONN;
 221
 222 typedef struct {
 223     BT_HDR                  hdr;
 224     BD_ADDR                 remote_bda;
 225     tBTA_GATTC_IF           client_if;
 226 } tBTA_GATTC_ENC_CMPL;
 227
 228 typedef union {
 229     BT_HDR                      hdr;
 230     tBTA_GATTC_API_REG          api_reg;
 231     tBTA_GATTC_API_DEREG        api_dereg;
 232     tBTA_GATTC_API_OPEN         api_conn;
 233     tBTA_GATTC_API_CANCEL_OPEN  api_cancel_conn;
 234     tBTA_GATTC_API_READ         api_read;
 235     tBTA_GATTC_API_SEARCH       api_search;
 236     tBTA_GATTC_API_WRITE        api_write;
 237     tBTA_GATTC_API_CONFIRM      api_confirm;
 238     tBTA_GATTC_API_EXEC         api_exec;
 239     tBTA_GATTC_API_READ_MULTI   api_read_multi;
 240     tBTA_GATTC_API_CFG_MTU      api_mtu;
 241     tBTA_GATTC_API_CACHE_ASSOC  api_assoc;
 242     tBTA_GATTC_API_GET_ADDR     api_get_addr;
 243     tBTA_GATTC_OP_CMPL          op_cmpl;
 244     tBTA_GATTC_INT_CONN         int_conn;
 245     tBTA_GATTC_ENC_CMPL         enc_cmpl;
 246
 247     tBTA_GATTC_INT_START_IF     int_start_if;
 248     tBTA_GATTC_INT_DEREG        int_dereg;
 249     /* if peripheral role is supported */
 250     tBTA_GATTC_API_LISTEN       api_listen;
 251
 252 } tBTA_GATTC_DATA;
 253
 254
 255 /* GATT server cache on the client */
 256 typedef struct {
 257     tBT_UUID            uuid;
 258     UINT16              s_handle;
 259     UINT16              e_handle;
 260     // this field is set only for characteristic
 261     UINT16              char_decl_handle;
 262     BOOLEAN             is_primary;
 263     tBTA_GATT_CHAR_PROP property;
 264 } tBTA_GATTC_ATTR_REC;
 265
 266
 267 #define BTA_GATTC_MAX_CACHE_CHAR    40
 268 #define BTA_GATTC_ATTR_LIST_SIZE    (BTA_GATTC_MAX_CACHE_CHAR * sizeof(tBTA_GATTC_ATTR_REC))
 269
 270 #ifndef BTA_GATTC_CACHE_SRVR_SIZE
 271 #define BTA_GATTC_CACHE_SRVR_SIZE   600
 272 #endif
 273
 274 enum {
 275     BTA_GATTC_IDLE_ST = 0,      /* Idle  */
 276     BTA_GATTC_W4_CONN_ST,       /* Wait for connection -  (optional) */
 277     BTA_GATTC_CONN_ST,          /* connected state */
 278     BTA_GATTC_DISCOVER_ST       /* discover is in progress */
 279 };
 280 typedef UINT8 tBTA_GATTC_STATE;
 281
 282 typedef struct {
 283     BOOLEAN             in_use;
 284     BD_ADDR             server_bda;
 285     BOOLEAN             connected;
 286
 287 #define BTA_GATTC_SERV_IDLE     0
 288 #define BTA_GATTC_SERV_LOAD     1
 289 #define BTA_GATTC_SERV_SAVE     2
 290 #define BTA_GATTC_SERV_DISC     3
 291 #define BTA_GATTC_SERV_DISC_ACT 4
 292
 293     UINT8               state;
 294
 295     list_t              *p_srvc_cache;  /* list of tBTA_GATTC_SERVICE */
 296     UINT8               update_count;   /* indication received */
 297     UINT8               num_clcb;       /* number of associated CLCB */
 298
 299
 300     tBTA_GATTC_ATTR_REC *p_srvc_list;
 301     UINT8               cur_srvc_idx;
 302     UINT8               cur_char_idx;
 303     UINT8               next_avail_idx;
 304     UINT8               total_srvc;
 305     UINT8               total_char;
 306     UINT16              total_attr;
 307     UINT8               srvc_hdl_chg;   /* service handle change indication pending */
 308     UINT16              attr_index;     /* cahce NV saving/loading attribute index */
 309
 310     UINT16              mtu;
 311     bool                update_incl_srvc;
 312 } tBTA_GATTC_SERV;
 313
 314 #ifndef BTA_GATTC_NOTIF_REG_MAX
 315 #define BTA_GATTC_NOTIF_REG_MAX     7//15
 316 #endif
 317
 318 typedef struct {
 319     BOOLEAN             in_use;
 320     BD_ADDR             remote_bda;
 321     UINT16              handle;
 322 }tBTA_GATTC_NOTIF_REG;
 323
 324 typedef struct {
 325     tBTA_GATTC_CBACK        *p_cback;
 326     BOOLEAN                 in_use;
 327     tBTA_GATTC_IF           client_if;      /* client interface with BTE stack for this application */
 328     UINT8                   num_clcb;       /* number of associated CLCB */
 329     BOOLEAN                 dereg_pending;
 330     tBT_UUID                app_uuid;
 331     tBTA_GATTC_NOTIF_REG    notif_reg[BTA_GATTC_NOTIF_REG_MAX];
 332 } tBTA_GATTC_RCB;
 333
 334 /* client channel is a mapping between a BTA client(cl_id) and a remote BD address */
 335 typedef struct {
 336     UINT16              bta_conn_id;    /* client channel ID, unique for clcb */
 337     BD_ADDR             bda;
 338     tBTA_TRANSPORT      transport;      /* channel transport */
 339     tBTA_GATTC_RCB      *p_rcb;         /* pointer to the registration CB */
 340     tBTA_GATTC_SERV     *p_srcb;    /* server cache CB */
 341     tBTA_GATTC_DATA     *p_q_cmd;   /* command in queue waiting for execution */
 342     list_t              *p_cmd_list; /* The list to store the command to be sent */
 343     BOOLEAN             is_full;     /* The gattc command queue is full or not */
 344 #define BTA_GATTC_NO_SCHEDULE       0
 345 #define BTA_GATTC_DISC_WAITING      0x01
 346 #define BTA_GATTC_REQ_WAITING       0x10
 347
 348     UINT8               auto_update; /* auto update is waiting */
 349     BOOLEAN             disc_active;
 350     BOOLEAN             in_use;
 351     tBTA_GATTC_STATE    state;
 352     tBTA_GATT_STATUS    status;
 353     UINT16              reason;
 354     UINT8               searched_service_source;
 355 } tBTA_GATTC_CLCB;
 356
 357 /* background connection tracking information */
 358 #if GATT_MAX_APPS <= 8
 359 typedef UINT8 tBTA_GATTC_CIF_MASK ;
 360 #elif GATT_MAX_APPS <= 16
 361 typedef UINT16 tBTA_GATTC_CIF_MASK;
 362 #elif GATT_MAX_APPS <= 32
 363 typedef UINT32 tBTA_GATTC_CIF_MASK;
 364 #endif
 365
 366 typedef struct {
 367     BOOLEAN                 in_use;
 368     BD_ADDR                 remote_bda;
 369     tBTA_GATTC_CIF_MASK     cif_mask;
 370     tBTA_GATTC_CIF_MASK     cif_adv_mask;
 371
 372 } tBTA_GATTC_BG_TCK;
 373
 374 typedef struct {
 375     BOOLEAN             in_use;
 376     BD_ADDR             remote_bda;
 377     UINT16              svc_change_descr_handle;
 378     BOOLEAN             write_remote_svc_change_ccc_done;
 379 } tBTA_GATTC_CONN;
 380
 381 enum {
 382     BTA_GATTC_STATE_DISABLED,
 383     BTA_GATTC_STATE_ENABLING,
 384     BTA_GATTC_STATE_ENABLED,
 385     BTA_GATTC_STATE_DISABLING
 386 };
 387
 388 typedef struct {
 389     UINT8               state;
 390     tBTA_GATTC_CONN     conn_track[BTA_GATTC_CONN_MAX];
 391     tBTA_GATTC_BG_TCK   bg_track[BTA_GATTC_KNOWN_SR_MAX];
 392     tBTA_GATTC_RCB      cl_rcb[BTA_GATTC_CL_MAX];
 393
 394     tBTA_GATTC_CLCB     clcb[BTA_GATTC_CLCB_MAX];
 395     tBTA_GATTC_SERV     known_server[BTA_GATTC_KNOWN_SR_MAX];
 396 }tBTA_GATTC_CB;
 397
 398 typedef enum {
 399     SERVICE_CHANGE_CCC_WRITTEN_SUCCESS = 0,
 400     SERVICE_CHANGE_CACHE_NOT_FOUND,
 401     SERVICE_CHANGE_SERVICE_NOT_FOUND,
 402     SERVICE_CHANGE_CHAR_NOT_FOUND,
 403     SERVICE_CHANGE_CCC_NOT_FOUND,
 404     SERVICE_CHANGE_WRITE_CCC_FAILED
 405 }tBTA_GATTC_FIND_SERVICE_CB;
 406
 407
 408 /*****************************************************************************
 409 **  Global data
 410 *****************************************************************************/
 411
 412 /* GATTC control block */
 413 #if BTA_DYNAMIC_MEMORY == FALSE
 414 extern tBTA_GATTC_CB  bta_gattc_cb;
 415 #else
 416 extern tBTA_GATTC_CB *bta_gattc_cb_ptr;
 417 #define bta_gattc_cb (*bta_gattc_cb_ptr)
 418 #endif
 419
 420 /*****************************************************************************
 421 **  Function prototypes
 422 *****************************************************************************/
 423 extern BOOLEAN bta_gattc_hdl_event(BT_HDR *p_msg);
 424 extern BOOLEAN bta_gattc_sm_execute(tBTA_GATTC_CLCB *p_clcb, UINT16 event, tBTA_GATTC_DATA *p_data);
 425
 426 /* function processed outside SM */
 427 extern void bta_gattc_disable(tBTA_GATTC_CB *p_cb);
 428 extern void bta_gattc_register(tBTA_GATTC_CB *p_cb, tBTA_GATTC_DATA *p_data);
 429 extern void bta_gattc_start_if(tBTA_GATTC_CB *p_cb, tBTA_GATTC_DATA *p_data);
 430 extern void bta_gattc_process_api_open (tBTA_GATTC_CB *p_cb, tBTA_GATTC_DATA *p_msg);
 431 extern void bta_gattc_process_api_open_cancel (tBTA_GATTC_CB *p_cb, tBTA_GATTC_DATA *p_msg);
 432 extern void bta_gattc_deregister(tBTA_GATTC_CB *p_cb, tBTA_GATTC_RCB  *p_clreg);
 433 extern void bta_gattc_process_enc_cmpl(tBTA_GATTC_CB *p_cb, tBTA_GATTC_DATA *p_msg);
 434
 435 /* function within state machine */
 436 extern void bta_gattc_open(tBTA_GATTC_CLCB *p_clcb, tBTA_GATTC_DATA *p_data);
 437 extern void bta_gattc_open_fail(tBTA_GATTC_CLCB *p_clcb, tBTA_GATTC_DATA *p_data);
 438 extern void bta_gattc_open_error(tBTA_GATTC_CLCB *p_clcb, tBTA_GATTC_DATA *p_data);
 439
 440 extern void bta_gattc_cancel_open(tBTA_GATTC_CLCB *p_clcb, tBTA_GATTC_DATA *p_data);
 441 extern void bta_gattc_cancel_open_ok(tBTA_GATTC_CLCB *p_clcb, tBTA_GATTC_DATA *p_data);
 442 extern void bta_gattc_cancel_open_error(tBTA_GATTC_CLCB *p_clcb, tBTA_GATTC_DATA *p_data);
 443
 444 extern void bta_gattc_conn(tBTA_GATTC_CLCB *p_clcb, tBTA_GATTC_DATA *p_data);
 445 extern void bta_gattc_conncback(tBTA_GATTC_RCB *p_rcb, tBTA_GATTC_DATA *p_data);
 446 extern void bta_gattc_disconncback(tBTA_GATTC_RCB *p_rcb, tBTA_GATTC_DATA *p_data);
 447 extern void bta_gattc_close(tBTA_GATTC_CLCB *p_clcb, tBTA_GATTC_DATA *p_data);
 448 extern void bta_gattc_close_fail(tBTA_GATTC_CLCB *p_clcb, tBTA_GATTC_DATA *p_data);
 449 extern void bta_gattc_disc_close(tBTA_GATTC_CLCB *p_clcb, tBTA_GATTC_DATA *p_data);
 450
 451 extern void bta_gattc_start_discover(tBTA_GATTC_CLCB *p_clcb, tBTA_GATTC_DATA *p_data);
 452 extern void bta_gattc_disc_cmpl(tBTA_GATTC_CLCB *p_clcb, tBTA_GATTC_DATA *p_data);
 453 extern void bta_gattc_read(tBTA_GATTC_CLCB *p_clcb, tBTA_GATTC_DATA *p_data);
 454 extern void bta_gattc_write(tBTA_GATTC_CLCB *p_clcb, tBTA_GATTC_DATA *p_data);
 455 extern void bta_gattc_op_cmpl(tBTA_GATTC_CLCB *p_clcb, tBTA_GATTC_DATA *p_data);
 456 extern void bta_gattc_q_cmd(tBTA_GATTC_CLCB *p_clcb, tBTA_GATTC_DATA *p_data);
 457 extern void bta_gattc_free_command_data(tBTA_GATTC_CLCB *p_clcb);
 458 extern void bta_gattc_search(tBTA_GATTC_CLCB *p_clcb, tBTA_GATTC_DATA *p_data);
 459 extern void bta_gattc_fail(tBTA_GATTC_CLCB *p_clcb, tBTA_GATTC_DATA *p_data);
 460 extern void bta_gattc_confirm(tBTA_GATTC_CLCB *p_clcb, tBTA_GATTC_DATA *p_data);
 461 extern void bta_gattc_execute(tBTA_GATTC_CLCB *p_clcb, tBTA_GATTC_DATA *p_data);
 462 extern void bta_gattc_read_multi(tBTA_GATTC_CLCB *p_clcb, tBTA_GATTC_DATA *p_data);
 463 extern void bta_gattc_ci_open(tBTA_GATTC_CLCB *p_clcb, tBTA_GATTC_DATA *p_data);
 464 extern void bta_gattc_ci_close(tBTA_GATTC_CLCB *p_clcb, tBTA_GATTC_DATA *p_data);
 465 extern void bta_gattc_ignore_op_cmpl(tBTA_GATTC_CLCB *p_clcb, tBTA_GATTC_DATA *p_data);
 466 extern void bta_gattc_restart_discover(tBTA_GATTC_CLCB *p_clcb, tBTA_GATTC_DATA *p_msg);
 467 extern void bta_gattc_init_bk_conn(tBTA_GATTC_API_OPEN *p_data, tBTA_GATTC_RCB *p_clreg);
 468 extern void bta_gattc_cancel_bk_conn(tBTA_GATTC_API_CANCEL_OPEN *p_data);
 469 extern void bta_gattc_send_open_cback( tBTA_GATTC_RCB *p_clreg, tBTA_GATT_STATUS status,
 470                                        BD_ADDR remote_bda, UINT16 conn_id, tBTA_TRANSPORT transport,  UINT16 mtu);
 471 extern void bta_gattc_send_connect_cback( tBTA_GATTC_RCB *p_clreg, BD_ADDR remote_bda, UINT16 conn_id, tBTA_GATT_CONN_PARAMS conn_params);
 472 extern void bta_gattc_send_disconnect_cback( tBTA_GATTC_RCB *p_clreg, tGATT_DISCONN_REASON reason,
 473                                 BD_ADDR remote_bda, UINT16 conn_id);
 474 extern void bta_gattc_process_api_refresh(tBTA_GATTC_CB *p_cb, tBTA_GATTC_DATA *p_msg);
 475 extern void bta_gattc_process_api_cache_clean(tBTA_GATTC_CB *p_cb, tBTA_GATTC_DATA *p_msg);
 476 extern void bta_gattc_process_api_cache_assoc(tBTA_GATTC_CB *p_cb, tBTA_GATTC_DATA *p_msg);
 477 extern void bta_gattc_process_api_cache_get_addr_list(tBTA_GATTC_CB *p_cb, tBTA_GATTC_DATA *p_msg);
 478 extern void bta_gattc_cfg_mtu(tBTA_GATTC_CLCB *p_clcb, tBTA_GATTC_DATA *p_data);
 479 #if BLE_INCLUDED == TRUE
 480 extern void bta_gattc_listen(tBTA_GATTC_CB *p_cb, tBTA_GATTC_DATA *p_msg);
 481 extern void bta_gattc_broadcast(tBTA_GATTC_CB *p_cb, tBTA_GATTC_DATA *p_msg);
 482 #endif
 483 /* utility functions */
 484 extern tBTA_GATTC_CLCB *bta_gattc_find_clcb_by_cif (UINT8 client_if, BD_ADDR remote_bda, tBTA_TRANSPORT transport);
 485 extern tBTA_GATTC_CLCB *bta_gattc_find_clcb_by_conn_id (UINT16 conn_id);
 486 extern tBTA_GATTC_CLCB *bta_gattc_clcb_alloc(tBTA_GATTC_IF client_if, BD_ADDR remote_bda, tBTA_TRANSPORT transport);
 487 extern void bta_gattc_clcb_dealloc(tBTA_GATTC_CLCB *p_clcb);
 488 extern tBTA_GATTC_CLCB *bta_gattc_find_alloc_clcb(tBTA_GATTC_IF client_if, BD_ADDR remote_bda, tBTA_TRANSPORT transport);
 489 extern tBTA_GATTC_RCB *bta_gattc_cl_get_regcb(UINT8 client_if);
 490 extern tBTA_GATTC_SERV *bta_gattc_find_srcb(BD_ADDR bda);
 491 extern tBTA_GATTC_SERV *bta_gattc_srcb_alloc(BD_ADDR bda);
 492 extern tBTA_GATTC_SERV *bta_gattc_find_scb_by_cid (UINT16 conn_id);
 493 extern tBTA_GATTC_CLCB *bta_gattc_find_int_conn_clcb(tBTA_GATTC_DATA *p_msg);
 494 extern tBTA_GATTC_CLCB *bta_gattc_find_int_disconn_clcb(tBTA_GATTC_DATA *p_msg);
 495
 496 extern BOOLEAN bta_gattc_enqueue(tBTA_GATTC_CLCB *p_clcb, tBTA_GATTC_DATA *p_data);
 497
 498 extern BOOLEAN bta_gattc_uuid_compare (const tBT_UUID *p_src, const tBT_UUID *p_tar, BOOLEAN is_precise);
 499 extern BOOLEAN bta_gattc_check_notif_registry(tBTA_GATTC_RCB  *p_clreg, tBTA_GATTC_SERV *p_srcb, tBTA_GATTC_NOTIFY  *p_notify);
 500 extern BOOLEAN bta_gattc_mark_bg_conn (tBTA_GATTC_IF client_if,  BD_ADDR_PTR remote_bda, BOOLEAN add, BOOLEAN is_listen);
 501 extern BOOLEAN bta_gattc_check_bg_conn (tBTA_GATTC_IF client_if,  BD_ADDR remote_bda, UINT8 role);
 502 extern UINT8 bta_gattc_num_reg_app(void);
 503 extern void bta_gattc_clear_notif_registration(tBTA_GATTC_SERV *p_srcb, UINT16 conn_id, UINT16 start_handle, UINT16 end_handle);
 504 extern tBTA_GATTC_SERV * bta_gattc_find_srvr_cache(BD_ADDR bda);
 505
 506 /* discovery functions */
 507 extern void bta_gattc_disc_res_cback (UINT16 conn_id, tGATT_DISC_TYPE disc_type, tGATT_DISC_RES *p_data);
 508 extern void bta_gattc_disc_cmpl_cback (UINT16 conn_id, tGATT_DISC_TYPE disc_type, tGATT_STATUS status);
 509 extern tBTA_GATT_STATUS bta_gattc_discover_procedure(UINT16 conn_id, tBTA_GATTC_SERV *p_server_cb, UINT8 disc_type);
 510 extern tBTA_GATT_STATUS bta_gattc_discover_pri_service(UINT16 conn_id, tBTA_GATTC_SERV *p_server_cb, UINT8 disc_type);
 511 extern void bta_gattc_search_service(tBTA_GATTC_CLCB *p_clcb, tBT_UUID *p_uuid);
 512 extern const list_t* bta_gattc_get_services(UINT16 conn_id);
 513 extern const tBTA_GATTC_SERVICE* bta_gattc_get_service_for_handle(UINT16 conn_id, UINT16 handle);
 514 tBTA_GATTC_CHARACTERISTIC*  bta_gattc_get_characteristic_srcb(tBTA_GATTC_SERV *p_srcb, UINT16 handle);
 515 extern tBTA_GATTC_CHARACTERISTIC* bta_gattc_get_characteristic(UINT16 conn_id, UINT16 handle);
 516 extern tBTA_GATTC_DESCRIPTOR* bta_gattc_get_descriptor(UINT16 conn_id, UINT16 handle);
 517 extern void bta_gattc_get_db_size_handle(UINT16 conn_id, UINT16 start_handle, UINT16 end_handle, int *count);
 518 extern void bta_gattc_get_db_size_with_type_handle(UINT16 conn_id, bt_gatt_db_attribute_type_t type,
 519                                                    UINT16 start_handle, UINT16 end_handle, UINT16 char_handle, int *count);
 520 extern void bta_gattc_get_service_with_uuid(UINT16 conn_id, tBT_UUID *svc_uuid,
 521                                             btgatt_db_element_t **svc_db,
 522                                             int *count);
 523
 524 extern void bta_gattc_get_db_with_opration(UINT16 conn_id,
 525                                                       bt_gatt_get_db_op_t op,
 526                                                       UINT16 char_handle,
 527                                                       tBT_UUID *incl_uuid,
 528                                                       tBT_UUID *char_uuid,
 529                                                       tBT_UUID *descr_uuid,
 530                                                       UINT16 start_handle, UINT16 end_handle,
 531                                                       btgatt_db_element_t **char_db,
 532                                                       int *count);
 533
 534 extern void bta_gattc_get_gatt_db(UINT16 conn_id, UINT16 start_handle, UINT16 end_handle, btgatt_db_element_t **db, int *count);
 535
 536 extern tBTA_GATT_STATUS bta_gattc_init_cache(tBTA_GATTC_SERV *p_srvc_cb);
 537 extern void bta_gattc_rebuild_cache(tBTA_GATTC_SERV *p_srcv, UINT16 num_attr, tBTA_GATTC_NV_ATTR *attr);
 538 extern void bta_gattc_cache_save(tBTA_GATTC_SERV *p_srvc_cb, UINT16 conn_id);
 539 extern void bta_gattc_reset_discover_st(tBTA_GATTC_SERV *p_srcb, tBTA_GATT_STATUS status);
 540
 541 extern tBTA_GATTC_CONN *bta_gattc_conn_alloc(BD_ADDR remote_bda);
 542 extern tBTA_GATTC_CONN *bta_gattc_conn_find(BD_ADDR remote_bda);
 543 extern tBTA_GATTC_CONN *bta_gattc_conn_find_alloc(BD_ADDR remote_bda);
 544 extern BOOLEAN bta_gattc_conn_dealloc(BD_ADDR remote_bda);
 545
 546 extern bool bta_gattc_cache_load(tBTA_GATTC_CLCB *p_clcb);
 547 extern void bta_gattc_cache_reset(BD_ADDR server_bda);
 548 extern void bta_gattc_deinit(void);
 549
 550 #endif /* BTA_GATTC_INT_H */