1 /******************************************************************************
3 * Copyright (C) 1999-2012 Broadcom Corporation
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:
9 * http://www.apache.org/licenses/LICENSE-2.0
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.
17 ******************************************************************************/
22 #include "bt_target.h"
24 #include "osi/include/fixed_queue.h"
27 #include "btm_ble_api.h"
33 #define GATT_CREATE_CONN_ID(tcb_idx, gatt_if) ((UINT16) ((((UINT8)(tcb_idx) ) << 8) | ((UINT8) (gatt_if))))
34 #define GATT_GET_TCB_IDX(conn_id) ((UINT8) (((UINT16) (conn_id)) >> 8))
35 #define GATT_GET_GATT_IF(conn_id) ((tGATT_IF)((UINT8) (conn_id)))
37 #define GATT_GET_SR_REG_PTR(index) (&gatt_cb.sr_reg[(UINT8) (index)]);
38 #define GATT_TRANS_ID_MAX 0x0fffffff /* 4 MSB is reserved */
40 /* security action for GATT write and read request */
41 #define GATT_SEC_NONE 0
43 #define GATT_SEC_SIGN_DATA 2 /* compute the signature for the write cmd */
44 #define GATT_SEC_ENCRYPT 3 /* encrypt the link with current key */
45 #define GATT_SEC_ENCRYPT_NO_MITM 4 /* unauthenticated encryption or better */
46 #define GATT_SEC_ENCRYPT_MITM 5 /* authenticated encryption */
47 #define GATT_SEC_ENC_PENDING 6 /* wait for link encryption pending */
48 typedef UINT8 tGATT_SEC_ACTION;
51 #define GATT_ATTR_OP_SPT_MTU (0x00000001 << 0)
52 #define GATT_ATTR_OP_SPT_FIND_INFO (0x00000001 << 1)
53 #define GATT_ATTR_OP_SPT_FIND_BY_TYPE (0x00000001 << 2)
54 #define GATT_ATTR_OP_SPT_READ_BY_TYPE (0x00000001 << 3)
55 #define GATT_ATTR_OP_SPT_READ (0x00000001 << 4)
56 #define GATT_ATTR_OP_SPT_MULT_READ (0x00000001 << 5)
57 #define GATT_ATTR_OP_SPT_READ_BLOB (0x00000001 << 6)
58 #define GATT_ATTR_OP_SPT_READ_BY_GRP_TYPE (0x00000001 << 7)
59 #define GATT_ATTR_OP_SPT_WRITE (0x00000001 << 8)
60 #define GATT_ATTR_OP_SPT_WRITE_CMD (0x00000001 << 9)
61 #define GATT_ATTR_OP_SPT_PREP_WRITE (0x00000001 << 10)
62 #define GATT_ATTR_OP_SPT_EXE_WRITE (0x00000001 << 11)
63 #define GATT_ATTR_OP_SPT_HDL_VALUE_CONF (0x00000001 << 12)
64 #define GATT_ATTR_OP_SP_SIGN_WRITE (0x00000001 << 13)
66 #define GATT_INDEX_INVALID 0xff
68 #define GATT_PENDING_REQ_NONE 0
71 #define GATT_WRITE_CMD_MASK 0xc0 /*0x1100-0000*/
72 #define GATT_AUTH_SIGN_MASK 0x80 /*0x1000-0000*/
73 #define GATT_AUTH_SIGN_LEN 12
75 #define GATT_HDR_SIZE 3 /* 1B opcode + 2B handle */
77 /* wait for ATT cmd response timeout value */
78 #define GATT_WAIT_FOR_RSP_TIMEOUT_MS (30 * 1000)
79 #define GATT_WAIT_FOR_DISC_RSP_TIMEOUT_MS (5 * 1000)
80 #define GATT_REQ_RETRY_LIMIT 2
82 /* characteristic descriptor type */
83 #define GATT_DESCR_EXT_DSCPTOR 1 /* Characteristic Extended Properties */
84 #define GATT_DESCR_USER_DSCPTOR 2 /* Characteristic User Description */
85 #define GATT_DESCR_CLT_CONFIG 3 /* Client Characteristic Configuration */
86 #define GATT_DESCR_SVR_CONFIG 4 /* Server Characteristic Configuration */
87 #define GATT_DESCR_PRES_FORMAT 5 /* Characteristic Presentation Format */
88 #define GATT_DESCR_AGGR_FORMAT 6 /* Characteristic Aggregate Format */
89 #define GATT_DESCR_VALID_RANGE 7 /* Characteristic Valid Range */
90 #define GATT_DESCR_UNKNOWN 0xff
92 #define GATT_SEC_FLAG_LKEY_UNAUTHED BTM_SEC_FLAG_LKEY_KNOWN
93 #define GATT_SEC_FLAG_LKEY_AUTHED BTM_SEC_FLAG_LKEY_AUTHED
94 #define GATT_SEC_FLAG_ENCRYPTED BTM_SEC_FLAG_ENCRYPTED
95 typedef UINT8 tGATT_SEC_FLAG;
97 /* Find Information Response Type
99 #define GATT_INFO_TYPE_PAIR_16 0x01
100 #define GATT_INFO_TYPE_PAIR_128 0x02
102 /* GATT client FIND_TYPE_VALUE_Request data */
105 tBT_UUID uuid; /* type of attribute to be found */
106 UINT16 s_handle; /* starting handle */
107 UINT16 e_handle; /* ending handle */
108 UINT16 value_len; /* length of the attribute value */
109 UINT8 value[GATT_MAX_MTU_SIZE]; /* pointer to the attribute value to be found */
110 } tGATT_FIND_TYPE_VALUE;
112 /* client request message to ATT protocol
116 tGATT_READ_BY_TYPE browse; /* read by type request */
117 tGATT_FIND_TYPE_VALUE find_type_value;/* find by type value */
118 tGATT_READ_MULTI read_multi; /* read multiple request */
119 tGATT_READ_PARTIAL read_blob; /* read blob */
120 tGATT_VALUE attr_value; /* write request */
123 UINT16 handle; /* read, handle value confirmation */
125 tGATT_EXEC_FLAG exec_write; /* execute write */
128 /* error response strucutre */
136 /* server response message to ATT protocol
140 /* data type member event */
141 tGATT_VALUE attr_value; /* READ, HANDLE_VALUE_IND, PREPARE_WRITE */
142 /* READ_BLOB, READ_BY_TYPE */
143 tGATT_ERROR error; /* ERROR_RSP */
144 UINT16 handle; /* WRITE, WRITE_BLOB */
145 UINT16 mtu; /* exchange MTU request */
148 /* Characteristic declaration attribute value
152 tGATT_CHAR_PROP property;
153 UINT16 char_val_handle;
156 /* attribute value maintained in the server database
160 tBT_UUID uuid; /* service declaration */
161 tGATT_CHAR_DECL char_decl; /* characteristic declaration */
162 tGATT_INCL_SRVC incl_handle; /* included service */
166 /* Attribute UUID type
168 #define GATT_ATTR_UUID_TYPE_16 0
169 #define GATT_ATTR_UUID_TYPE_128 1
170 #define GATT_ATTR_UUID_TYPE_32 2
171 typedef UINT8 tGATT_ATTR_UUID_TYPE;
173 /* 16 bits UUID Attribute in server database
177 void *p_next; /* pointer to the next attribute,
178 either tGATT_ATTR16 or tGATT_ATTR128 */
179 tGATT_ATTR_VALUE *p_value;
180 tGATT_ATTR_UUID_TYPE uuid_type;
181 tGATT_PERM permission;
186 /* 32 bits UUID Attribute in server database
190 void *p_next; /* pointer to the next attribute,
191 either tGATT_ATTR16, tGATT_ATTR32 or tGATT_ATTR128 */
192 tGATT_ATTR_VALUE *p_value;
193 tGATT_ATTR_UUID_TYPE uuid_type;
194 tGATT_PERM permission;
200 /* 128 bits UUID Attribute in server database
204 void *p_next; /* pointer to the next attribute,
205 either tGATT_ATTR16 or tGATT_ATTR128 */
206 tGATT_ATTR_VALUE *p_value;
207 tGATT_ATTR_UUID_TYPE uuid_type;
208 tGATT_PERM permission;
210 UINT8 uuid[LEN_UUID_128];
213 /* Service Database definition
217 void *p_attr_list; /* pointer to the first attribute,
218 either tGATT_ATTR16 or tGATT_ATTR128 */
219 UINT8 *p_free_mem; /* Pointer to free memory */
220 fixed_queue_t *svc_buffer; /* buffer queue used for service database */
221 UINT32 mem_free; /* Memory still available */
222 UINT16 end_handle; /* Last handle number */
223 UINT16 next_handle; /* Next usable handle value */
226 /* Data Structure used for GATT server */
227 /* A GATT registration record consists of a handle, and 1 or more attributes */
228 /* A service registration information record consists of beginning and ending */
229 /* attribute handle, service UUID and a set of GATT server callback. */
232 tGATT_SVC_DB *p_db; /* pointer to the service database */
233 tBT_UUID app_uuid; /* applicatino UUID */
234 UINT32 sdp_handle; /* primamry service SDP handle */
235 UINT16 service_instance; /* service instance number */
236 UINT16 type; /* service type UUID, primary or secondary */
237 UINT16 s_hdl; /* service starting handle */
238 UINT16 e_hdl; /* service ending handle */
239 tGATT_IF gatt_if; /* this service is belong to which application */
243 #define GATT_LISTEN_TO_ALL 0xff
244 #define GATT_LISTEN_TO_NONE 0
246 /* Data Structure used for GATT server */
247 /* An GATT registration record consists of a handle, and 1 or more attributes */
248 /* A service registration information record consists of beginning and ending */
249 /* attribute handle, service UUID and a set of GATT server callback. */
253 tBT_UUID app_uuid128;
255 tGATT_IF gatt_if; /* one based */
257 UINT8 listening; /* if adv for all has been enabled */
263 /* command queue for each connection */
273 #if GATT_MAX_SR_PROFILES <= 8
274 typedef UINT8 tGATT_APP_MASK;
275 #elif GATT_MAX_SR_PROFILES <= 16
276 typedef UINT16 tGATT_APP_MASK;
277 #elif GATT_MAX_SR_PROFILES <= 32
278 typedef UINT32 tGATT_APP_MASK;
281 /* command details for each connection */
286 tGATT_READ_MULTI multi_req;
287 fixed_queue_t *multi_rsp_q;
291 UINT8 cback_cnt[GATT_MAX_APPS];
294 #define GATT_CH_CLOSE 0
295 #define GATT_CH_CLOSING 1
296 #define GATT_CH_CONN 2
297 #define GATT_CH_CFG 3
298 #define GATT_CH_OPEN 4
300 typedef UINT8 tGATT_CH_STATE;
302 #define GATT_GATT_START_HANDLE 1
303 #define GATT_GAP_START_HANDLE 20
304 #define GATT_APP_START_HANDLE 40
306 typedef struct hdl_cfg
308 UINT16 gatt_start_hdl;
309 UINT16 gap_start_hdl;
310 UINT16 app_start_hdl;
313 typedef struct hdl_list_elem
315 struct hdl_list_elem *p_next;
316 struct hdl_list_elem *p_prev;
317 tGATTS_HNDL_RANGE asgn_range; /* assigned handle range */
320 }tGATT_HDL_LIST_ELEM;
324 tGATT_HDL_LIST_ELEM *p_first;
325 tGATT_HDL_LIST_ELEM *p_last;
327 }tGATT_HDL_LIST_INFO;
330 typedef struct srv_list_elem
332 struct srv_list_elem *p_next;
333 struct srv_list_elem *p_prev;
338 }tGATT_SRV_LIST_ELEM;
343 tGATT_SRV_LIST_ELEM *p_last_primary;
344 tGATT_SRV_LIST_ELEM *p_first;
345 tGATT_SRV_LIST_ELEM *p_last;
347 }tGATT_SRV_LIST_INFO;
351 fixed_queue_t *pending_enc_clcb; /* pending encryption channel q */
352 tGATT_SEC_ACTION sec_act;
354 tBT_TRANSPORT transport;
357 UINT16 att_lcid; /* L2CAP channel ID for ATT */
360 tGATT_CH_STATE ch_state;
363 tGATT_IF app_hold_link[GATT_MAX_APPS];
366 /* server response data */
368 UINT16 indicate_handle;
369 fixed_queue_t *pending_ind_q;
371 alarm_t *conf_timer; /* peer confirm to indication timer */
373 UINT8 prep_cnt[GATT_MAX_APPS];
376 tGATT_CMD_Q cl_cmd_q[GATT_CL_MAX_LCB];
377 alarm_t *ind_ack_timer; /* local app confirm to indication timer */
378 UINT8 pending_cl_req;
379 UINT8 next_slot_inq; /* index of next available slot in queue */
389 UINT16 next_disc_start_hdl; /* starting handle for the next inc srvv discovery */
390 tGATT_DISC_RES result;
391 BOOLEAN wait_for_read_rsp;
392 } tGATT_READ_INC_UUID128;
395 tGATT_TCB *p_tcb; /* associated TCB of this CLCB */
396 tGATT_REG *p_reg; /* owner of this CLCB */
398 UINT8 *p_attr_buf; /* attribute buffer for read multiple, prepare write */
400 UINT16 conn_id; /* connection handle */
402 UINT16 s_handle; /* starting handle of the active request */
403 UINT16 e_handle; /* ending handle of the active request */
404 UINT16 counter; /* used as offset, attribute length, num of prepare write */
406 tGATT_AUTH_REQ auth_req; /* authentication requirement */
407 UINT8 operation; /* one logic channel can have one operation active */
408 UINT8 op_subtype; /* operation subtype */
409 UINT8 status; /* operation status */
410 BOOLEAN first_read_blob_after_read;
411 tGATT_READ_INC_UUID128 read_uuid128;
413 alarm_t *gatt_rsp_timer_ent; /* peer response timer */
421 }tGATT_PENDING_ENC_CLCB;
433 UINT32 service_change;
438 tGATT_IF gatt_if[GATT_MAX_APPS];
439 tGATT_IF listen_gif[GATT_MAX_APPS];
444 #define GATT_SVC_CHANGED_CONNECTING 1 /* wait for connection */
445 #define GATT_SVC_CHANGED_SERVICE 2 /* GATT service discovery */
446 #define GATT_SVC_CHANGED_CHARACTERISTIC 3 /* service change char discovery */
447 #define GATT_SVC_CHANGED_DESCRIPTOR 4 /* service change CCC discoery */
448 #define GATT_SVC_CHANGED_CONFIGURE_CCCD 5 /* config CCC */
456 tBT_TRANSPORT transport;
458 /* GATT service change CCC related variables */
467 tGATT_TCB tcb[GATT_MAX_PHY_CHANNEL];
468 fixed_queue_t *sign_op_queue;
470 tGATT_SR_REG sr_reg[GATT_MAX_SR_PROFILES];
471 UINT16 next_handle; /* next available handle */
472 tGATT_SVC_CHG gattp_attr; /* GATT profile attribute service change */
474 tGATT_HDL_LIST_INFO hdl_list_info;
475 tGATT_HDL_LIST_ELEM hdl_list[GATT_MAX_SR_PROFILES];
476 tGATT_SRV_LIST_INFO srv_list_info;
477 tGATT_SRV_LIST_ELEM srv_list[GATT_MAX_SR_PROFILES];
479 fixed_queue_t *srv_chg_clt_q; /* service change clients queue */
480 fixed_queue_t *pending_new_srv_start_q; /* pending new service start queue */
481 tGATT_REG cl_rcb[GATT_MAX_APPS];
482 tGATT_CLCB clcb[GATT_CL_MAX_LCB]; /* connection link control block*/
483 tGATT_SCCB sccb[GATT_MAX_SCCB]; /* sign complete callback function GATT_MAX_SCCB <= GATT_CL_MAX_LCB */
487 #if GATT_CONFORMANCE_TESTING == TRUE
488 BOOLEAN enable_err_rsp;
494 tGATT_PROFILE_CLCB profile_clcb[GATT_MAX_APPS];
495 UINT16 handle_of_h_r; /* Handle of the handles reused characteristic value */
497 tGATT_APPL_INFO cb_info;
501 tGATT_HDL_CFG hdl_cfg;
502 tGATT_BG_CONN_DEV bgconn_dev[GATT_MAX_BG_CONN_DEV];
507 #define GATT_SIZE_OF_SRV_CHG_HNDL_RANGE 4
513 /* Global GATT data */
514 #if GATT_DYNAMIC_MEMORY == FALSE
515 extern tGATT_CB gatt_cb;
517 extern tGATT_CB *gatt_cb_ptr;
518 #define gatt_cb (*gatt_cb_ptr)
521 #if GATT_CONFORMANCE_TESTING == TRUE
522 extern void gatt_set_err_rsp(BOOLEAN enable, UINT8 req_op_code, UINT8 err_status);
529 /* internal functions */
530 extern void gatt_init (void);
531 extern void gatt_free(void);
533 /* from gatt_main.c */
534 extern BOOLEAN gatt_disconnect (tGATT_TCB *p_tcb);
535 extern BOOLEAN gatt_act_connect (tGATT_REG *p_reg, BD_ADDR bd_addr, tBT_TRANSPORT transport, bool opportunistic);
536 extern BOOLEAN gatt_connect (BD_ADDR rem_bda, tGATT_TCB *p_tcb, tBT_TRANSPORT transport);
537 extern void gatt_data_process (tGATT_TCB *p_tcb, BT_HDR *p_buf);
538 extern void gatt_update_app_use_link_flag ( tGATT_IF gatt_if, tGATT_TCB *p_tcb, BOOLEAN is_add, BOOLEAN check_acl_link);
540 extern void gatt_profile_db_init(void);
541 extern void gatt_set_ch_state(tGATT_TCB *p_tcb, tGATT_CH_STATE ch_state);
542 extern tGATT_CH_STATE gatt_get_ch_state(tGATT_TCB *p_tcb);
543 extern void gatt_init_srv_chg(void);
544 extern void gatt_proc_srv_chg (void);
545 extern void gatt_send_srv_chg_ind (BD_ADDR peer_bda);
546 extern void gatt_chk_srv_chg(tGATTS_SRV_CHG *p_srv_chg_clt);
547 extern void gatt_add_a_bonded_dev_for_srv_chg (BD_ADDR bda);
549 /* from gatt_attr.c */
550 extern UINT16 gatt_profile_find_conn_id_by_bd_addr(BD_ADDR bda);
553 /* Functions provided by att_protocol.c */
554 extern tGATT_STATUS attp_send_cl_msg (tGATT_TCB *p_tcb, UINT16 clcb_idx, UINT8 op_code, tGATT_CL_MSG *p_msg);
555 extern BT_HDR *attp_build_sr_msg(tGATT_TCB *p_tcb, UINT8 op_code, tGATT_SR_MSG *p_msg);
556 extern tGATT_STATUS attp_send_sr_msg (tGATT_TCB *p_tcb, BT_HDR *p_msg);
557 extern tGATT_STATUS attp_send_msg_to_l2cap(tGATT_TCB *p_tcb, BT_HDR *p_toL2CAP);
559 /* utility functions */
560 extern UINT8 * gatt_dbg_op_name(UINT8 op_code);
561 extern UINT32 gatt_add_sdp_record (tBT_UUID *p_uuid, UINT16 start_hdl, UINT16 end_hdl);
562 extern BOOLEAN gatt_parse_uuid_from_cmd(tBT_UUID *p_uuid, UINT16 len, UINT8 **p_data);
563 extern UINT8 gatt_build_uuid_to_stream(UINT8 **p_dst, tBT_UUID uuid);
564 extern BOOLEAN gatt_uuid_compare(tBT_UUID src, tBT_UUID tar);
565 extern void gatt_convert_uuid32_to_uuid128(UINT8 uuid_128[LEN_UUID_128], UINT32 uuid_32);
566 extern void gatt_sr_get_sec_info(BD_ADDR rem_bda, tBT_TRANSPORT transport, UINT8 *p_sec_flag, UINT8 *p_key_size);
567 extern void gatt_start_rsp_timer(UINT16 clcb_idx);
568 extern void gatt_start_conf_timer(tGATT_TCB *p_tcb);
569 extern void gatt_rsp_timeout(void *data);
570 extern void gatt_indication_confirmation_timeout(void *data);
571 extern void gatt_ind_ack_timeout(void *data);
572 extern void gatt_start_ind_ack_timer(tGATT_TCB *p_tcb);
573 extern tGATT_STATUS gatt_send_error_rsp(tGATT_TCB *p_tcb, UINT8 err_code, UINT8 op_code, UINT16 handle, BOOLEAN deq);
574 extern void gatt_dbg_display_uuid(tBT_UUID bt_uuid);
575 extern tGATT_PENDING_ENC_CLCB* gatt_add_pending_enc_channel_clcb(tGATT_TCB *p_tcb, tGATT_CLCB *p_clcb );
577 extern tGATTS_PENDING_NEW_SRV_START *gatt_sr_is_new_srv_chg(tBT_UUID *p_app_uuid128, tBT_UUID *p_svc_uuid, UINT16 svc_inst);
579 extern BOOLEAN gatt_is_srv_chg_ind_pending (tGATT_TCB *p_tcb);
580 extern tGATTS_SRV_CHG *gatt_is_bda_in_the_srv_chg_clt_list (BD_ADDR bda);
582 extern BOOLEAN gatt_find_the_connected_bda(UINT8 start_idx, BD_ADDR bda, UINT8 *p_found_idx, tBT_TRANSPORT *p_transport);
583 extern void gatt_set_srv_chg(void);
584 extern void gatt_delete_dev_from_srv_chg_clt_list(BD_ADDR bd_addr);
585 extern tGATT_VALUE *gatt_add_pending_ind(tGATT_TCB *p_tcb, tGATT_VALUE *p_ind);
586 extern tGATTS_PENDING_NEW_SRV_START *gatt_add_pending_new_srv_start( tGATTS_HNDL_RANGE *p_new_srv_start);
587 extern void gatt_free_srvc_db_buffer_app_id(tBT_UUID *p_app_id);
588 extern BOOLEAN gatt_update_listen_mode(void);
589 extern BOOLEAN gatt_cl_send_next_cmd_inq(tGATT_TCB *p_tcb);
591 /* reserved handle list */
592 extern tGATT_HDL_LIST_ELEM *gatt_find_hdl_buffer_by_app_id (tBT_UUID *p_app_uuid128, tBT_UUID *p_svc_uuid, UINT16 svc_inst);
593 extern tGATT_HDL_LIST_ELEM *gatt_find_hdl_buffer_by_handle(UINT16 handle);
594 extern tGATT_HDL_LIST_ELEM *gatt_alloc_hdl_buffer(void);
595 extern void gatt_free_hdl_buffer(tGATT_HDL_LIST_ELEM *p);
596 extern BOOLEAN gatt_is_last_attribute(tGATT_SRV_LIST_INFO *p_list, tGATT_SRV_LIST_ELEM *p_start, tBT_UUID value);
597 extern void gatt_update_last_pri_srv_info(tGATT_SRV_LIST_INFO *p_list);
598 extern BOOLEAN gatt_add_a_srv_to_list(tGATT_SRV_LIST_INFO *p_list, tGATT_SRV_LIST_ELEM *p_new);
599 extern BOOLEAN gatt_remove_a_srv_from_list(tGATT_SRV_LIST_INFO *p_list, tGATT_SRV_LIST_ELEM *p_remove);
600 extern BOOLEAN gatt_add_an_item_to_list(tGATT_HDL_LIST_INFO *p_list, tGATT_HDL_LIST_ELEM *p_new);
601 extern BOOLEAN gatt_remove_an_item_from_list(tGATT_HDL_LIST_INFO *p_list, tGATT_HDL_LIST_ELEM *p_remove);
602 extern tGATTS_SRV_CHG *gatt_add_srv_chg_clt(tGATTS_SRV_CHG *p_srv_chg);
604 /* for background connection */
605 extern BOOLEAN gatt_update_auto_connect_dev (tGATT_IF gatt_if, BOOLEAN add, BD_ADDR bd_addr, BOOLEAN is_initiator);
606 extern BOOLEAN gatt_is_bg_dev_for_app(tGATT_BG_CONN_DEV *p_dev, tGATT_IF gatt_if);
607 extern BOOLEAN gatt_remove_bg_dev_for_app(tGATT_IF gatt_if, BD_ADDR bd_addr);
608 extern UINT8 gatt_get_num_apps_for_bg_dev(BD_ADDR bd_addr);
609 extern BOOLEAN gatt_find_app_for_bg_dev(BD_ADDR bd_addr, tGATT_IF *p_gatt_if);
610 extern tGATT_BG_CONN_DEV * gatt_find_bg_dev(BD_ADDR remote_bda);
611 extern void gatt_deregister_bgdev_list(tGATT_IF gatt_if);
612 extern void gatt_reset_bgdev_list(void);
614 /* server function */
615 extern UINT8 gatt_sr_find_i_rcb_by_handle(UINT16 handle);
616 extern UINT8 gatt_sr_find_i_rcb_by_app_id(tBT_UUID *p_app_uuid128, tBT_UUID *p_svc_uuid, UINT16 svc_inst);
617 extern UINT8 gatt_sr_alloc_rcb(tGATT_HDL_LIST_ELEM *p_list);
618 extern tGATT_STATUS gatt_sr_process_app_rsp (tGATT_TCB *p_tcb, tGATT_IF gatt_if, UINT32 trans_id, UINT8 op_code, tGATT_STATUS status, tGATTS_RSP *p_msg);
619 extern void gatt_server_handle_client_req (tGATT_TCB *p_tcb, UINT8 op_code,
620 UINT16 len, UINT8 *p_data);
621 extern void gatt_sr_send_req_callback(UINT16 conn_id, UINT32 trans_id,
622 UINT8 op_code, tGATTS_DATA *p_req_data);
623 extern UINT32 gatt_sr_enqueue_cmd (tGATT_TCB *p_tcb, UINT8 op_code, UINT16 handle);
624 extern BOOLEAN gatt_cancel_open(tGATT_IF gatt_if, BD_ADDR bda);
628 extern tGATT_REG *gatt_get_regcb (tGATT_IF gatt_if);
629 extern BOOLEAN gatt_is_clcb_allocated (UINT16 conn_id);
630 extern tGATT_CLCB *gatt_clcb_alloc (UINT16 conn_id);
631 extern void gatt_clcb_dealloc (tGATT_CLCB *p_clcb);
633 extern void gatt_sr_copy_prep_cnt_to_cback_cnt(tGATT_TCB *p_tcb );
634 extern BOOLEAN gatt_sr_is_cback_cnt_zero(tGATT_TCB *p_tcb );
635 extern BOOLEAN gatt_sr_is_prep_cnt_zero(tGATT_TCB *p_tcb );
636 extern void gatt_sr_reset_cback_cnt(tGATT_TCB *p_tcb );
637 extern void gatt_sr_reset_prep_cnt(tGATT_TCB *p_tcb );
638 extern void gatt_sr_update_cback_cnt(tGATT_TCB *p_tcb, tGATT_IF gatt_if, BOOLEAN is_inc, BOOLEAN is_reset_first);
639 extern void gatt_sr_update_prep_cnt(tGATT_TCB *p_tcb, tGATT_IF gatt_if, BOOLEAN is_inc, BOOLEAN is_reset_first);
641 extern BOOLEAN gatt_find_app_hold_link(tGATT_TCB *p_tcb, UINT8 start_idx, UINT8 *p_found_idx, tGATT_IF *p_gatt_if);
642 extern UINT8 gatt_num_apps_hold_link(tGATT_TCB *p_tcb);
643 extern UINT8 gatt_num_clcb_by_bd_addr(BD_ADDR bda);
644 extern tGATT_TCB * gatt_find_tcb_by_cid(UINT16 lcid);
645 extern tGATT_TCB * gatt_allocate_tcb_by_bdaddr(BD_ADDR bda, tBT_TRANSPORT transport);
646 extern tGATT_TCB * gatt_get_tcb_by_idx(UINT8 tcb_idx);
647 extern tGATT_TCB * gatt_find_tcb_by_addr(BD_ADDR bda, tBT_TRANSPORT transport);
648 extern BOOLEAN gatt_send_ble_burst_data (BD_ADDR remote_bda, BT_HDR *p_buf);
650 /* GATT client functions */
651 extern void gatt_dequeue_sr_cmd (tGATT_TCB *p_tcb);
652 extern UINT8 gatt_send_write_msg(tGATT_TCB *p_tcb, UINT16 clcb_idx, UINT8 op_code, UINT16 handle,
653 UINT16 len, UINT16 offset, UINT8 *p_data);
654 extern void gatt_cleanup_upon_disc(BD_ADDR bda, UINT16 reason, tBT_TRANSPORT transport);
655 extern void gatt_end_operation(tGATT_CLCB *p_clcb, tGATT_STATUS status, void *p_data);
657 extern void gatt_act_discovery(tGATT_CLCB *p_clcb);
658 extern void gatt_act_read(tGATT_CLCB *p_clcb, UINT16 offset);
659 extern void gatt_act_write(tGATT_CLCB *p_clcb, UINT8 sec_act);
660 extern UINT8 gatt_act_send_browse(tGATT_TCB *p_tcb, UINT16 index, UINT8 op, UINT16 s_handle, UINT16 e_handle,
662 extern tGATT_CLCB *gatt_cmd_dequeue(tGATT_TCB *p_tcb, UINT8 *p_opcode);
663 extern BOOLEAN gatt_cmd_enq(tGATT_TCB *p_tcb, UINT16 clcb_idx, BOOLEAN to_send, UINT8 op_code, BT_HDR *p_buf);
664 extern void gatt_client_handle_server_rsp (tGATT_TCB *p_tcb, UINT8 op_code,
665 UINT16 len, UINT8 *p_data);
666 extern void gatt_send_queue_write_cancel (tGATT_TCB *p_tcb, tGATT_CLCB *p_clcb, tGATT_EXEC_FLAG flag);
669 extern BOOLEAN gatt_security_check_start(tGATT_CLCB *p_clcb);
670 extern void gatt_verify_signature(tGATT_TCB *p_tcb, BT_HDR *p_buf);
671 extern tGATT_SEC_ACTION gatt_determine_sec_act(tGATT_CLCB *p_clcb );
672 extern tGATT_STATUS gatt_get_link_encrypt_status(tGATT_TCB *p_tcb);
673 extern tGATT_SEC_ACTION gatt_get_sec_act(tGATT_TCB *p_tcb);
674 extern void gatt_set_sec_act(tGATT_TCB *p_tcb, tGATT_SEC_ACTION sec_act);
677 extern BOOLEAN gatts_init_service_db (tGATT_SVC_DB *p_db, tBT_UUID *p_service, BOOLEAN is_pri, UINT16 s_hdl, UINT16 num_handle);
678 extern UINT16 gatts_add_included_service (tGATT_SVC_DB *p_db, UINT16 s_handle, UINT16 e_handle, tBT_UUID service);
679 extern UINT16 gatts_add_characteristic (tGATT_SVC_DB *p_db, tGATT_PERM perm, tGATT_CHAR_PROP property, tBT_UUID *p_char_uuid);
680 extern UINT16 gatts_add_char_descr (tGATT_SVC_DB *p_db, tGATT_PERM perm, tBT_UUID *p_dscp_uuid);
681 extern tGATT_STATUS gatts_db_read_attr_value_by_type (tGATT_TCB *p_tcb, tGATT_SVC_DB *p_db, UINT8 op_code, BT_HDR *p_rsp, UINT16 s_handle,
682 UINT16 e_handle, tBT_UUID type, UINT16 *p_len, tGATT_SEC_FLAG sec_flag, UINT8 key_size,UINT32 trans_id, UINT16 *p_cur_handle);
683 extern tGATT_STATUS gatts_read_attr_value_by_handle(tGATT_TCB *p_tcb,tGATT_SVC_DB *p_db, UINT8 op_code, UINT16 handle, UINT16 offset,
684 UINT8 *p_value, UINT16 *p_len, UINT16 mtu,tGATT_SEC_FLAG sec_flag,UINT8 key_size,UINT32 trans_id);
685 extern tGATT_STATUS gatts_write_attr_perm_check (tGATT_SVC_DB *p_db, UINT8 op_code,UINT16 handle, UINT16 offset, UINT8 *p_data,
686 UINT16 len, tGATT_SEC_FLAG sec_flag, UINT8 key_size);
687 extern tGATT_STATUS gatts_read_attr_perm_check(tGATT_SVC_DB *p_db, BOOLEAN is_long, UINT16 handle, tGATT_SEC_FLAG sec_flag,UINT8 key_size);
688 extern void gatts_update_srv_list_elem(UINT8 i_sreg, UINT16 handle, BOOLEAN is_primary);
689 extern tBT_UUID * gatts_get_service_uuid (tGATT_SVC_DB *p_db);
691 extern void gatt_reset_bgdev_list(void);