621 lines
20 KiB
C
621 lines
20 KiB
C
/******************************************************************************
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*
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* Copyright (C) 2010-2012 Broadcom Corporation
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at:
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*
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******************************************************************************/
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/******************************************************************************
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*
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* This is the implementation of the API for GATT server of BTA.
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*
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******************************************************************************/
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#include "bt_target.h"
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#if defined(GATTS_INCLUDED) && (GATTS_INCLUDED == TRUE)
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#include <string.h>
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#include "bta_sys.h"
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#include "bta_gatt_api.h"
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#include "bta_gatts_int.h"
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#include "allocator.h"
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/*****************************************************************************
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** Constants
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*****************************************************************************/
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static const tBTA_SYS_REG bta_gatts_reg = {
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bta_gatts_hdl_event,
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BTA_GATTS_Disable
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};
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/*******************************************************************************
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**
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** Function BTA_GATTS_Disable
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**
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** Description This function is called to disable GATTS module
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**
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** Parameters None.
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**
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** Returns None
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**
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*******************************************************************************/
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void BTA_GATTS_Disable(void)
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{
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BT_HDR *p_buf;
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if (bta_sys_is_register(BTA_ID_GATTS) == FALSE) {
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APPL_TRACE_WARNING("GATTS Module not enabled/already disabled");
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return;
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}
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if ((p_buf = (BT_HDR *) osi_malloc(sizeof(BT_HDR))) != NULL) {
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p_buf->event = BTA_GATTS_API_DISABLE_EVT;
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bta_sys_sendmsg(p_buf);
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}
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bta_sys_deregister(BTA_ID_GATTS);
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}
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/*******************************************************************************
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**
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** Function BTA_GATTS_AppRegister
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**
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** Description This function is called to register application callbacks
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** with BTA GATTS module.
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**
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** Parameters p_app_uuid - applicaiton UUID
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** p_cback - pointer to the application callback function.
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**
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** Returns None
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**
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*******************************************************************************/
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void BTA_GATTS_AppRegister(tBT_UUID *p_app_uuid, tBTA_GATTS_CBACK *p_cback)
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{
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tBTA_GATTS_API_REG *p_buf;
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/* register with BTA system manager */
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if (bta_sys_is_register(BTA_ID_GATTS) == FALSE) {
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bta_sys_register(BTA_ID_GATTS, &bta_gatts_reg);
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}
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if ((p_buf = (tBTA_GATTS_API_REG *) osi_malloc(sizeof(tBTA_GATTS_API_REG))) != NULL) {
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p_buf->hdr.event = BTA_GATTS_API_REG_EVT;
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if (p_app_uuid != NULL) {
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memcpy(&p_buf->app_uuid, p_app_uuid, sizeof(tBT_UUID));
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}
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p_buf->p_cback = p_cback;
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bta_sys_sendmsg(p_buf);
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}
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return;
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}
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/*******************************************************************************
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**
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** Function BTA_GATTS_AppDeregister
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**
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** Description De-register with GATT Server.
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**
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** Parameters app_id: applicatino ID.
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**
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** Returns void
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**
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*******************************************************************************/
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void BTA_GATTS_AppDeregister(tBTA_GATTS_IF server_if)
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{
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tBTA_GATTS_API_DEREG *p_buf;
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if ((p_buf = (tBTA_GATTS_API_DEREG *) osi_malloc(sizeof(tBTA_GATTS_API_DEREG))) != NULL) {
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p_buf->hdr.event = BTA_GATTS_API_DEREG_EVT;
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p_buf->server_if = server_if;
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bta_sys_sendmsg(p_buf);
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}
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return;
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}
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/*******************************************************************************
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**
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** Function BTA_GATTS_CreateService
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**
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** Description Create a service. When service creation is done, a callback
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** event BTA_GATTS_CREATE_SRVC_EVT is called to report status
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** and service ID to the profile. The service ID obtained in
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** the callback function needs to be used when adding included
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** service and characteristics/descriptors into the service.
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**
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** Parameters app_id: Profile ID this service is belonged to.
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** p_service_uuid: service UUID.
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** inst: instance ID number of this service.
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** num_handle: numble of handle requessted for this service.
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** is_primary: is this service a primary one or not.
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**
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** Returns void
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**
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*******************************************************************************/
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void BTA_GATTS_CreateService(tBTA_GATTS_IF server_if, tBT_UUID *p_service_uuid, UINT8 inst,
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UINT16 num_handle, BOOLEAN is_primary)
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{
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tBTA_GATTS_API_CREATE_SRVC *p_buf;
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if ((p_buf = (tBTA_GATTS_API_CREATE_SRVC *) osi_malloc(sizeof(tBTA_GATTS_API_CREATE_SRVC))) != NULL) {
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p_buf->hdr.event = BTA_GATTS_API_CREATE_SRVC_EVT;
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p_buf->server_if = server_if;
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p_buf->inst = inst;
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memcpy(&p_buf->service_uuid, p_service_uuid, sizeof(tBT_UUID));
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p_buf->num_handle = num_handle;
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p_buf->is_pri = is_primary;
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bta_sys_sendmsg(p_buf);
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}
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return;
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}
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/*******************************************************************************
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**
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** Function BTA_GATTS_AddIncludeService
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**
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** Description This function is called to add an included service. After included
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** service is included, a callback event BTA_GATTS_ADD_INCL_SRVC_EVT
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** is reported the included service ID.
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**
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** Parameters service_id: service ID to which this included service is to
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** be added.
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** included_service_id: the service ID to be included.
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**
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** Returns void
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**
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*******************************************************************************/
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void BTA_GATTS_AddIncludeService(UINT16 service_id, UINT16 included_service_id)
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{
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tBTA_GATTS_API_ADD_INCL_SRVC *p_buf;
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if ((p_buf =
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(tBTA_GATTS_API_ADD_INCL_SRVC *) osi_malloc(sizeof(tBTA_GATTS_API_ADD_INCL_SRVC)))
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!= NULL) {
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p_buf->hdr.event = BTA_GATTS_API_ADD_INCL_SRVC_EVT;
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p_buf->hdr.layer_specific = service_id;
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p_buf->included_service_id = included_service_id;
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bta_sys_sendmsg(p_buf);
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}
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return;
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}
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/*******************************************************************************
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**
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** Function BTA_GATTS_AddCharacteristic
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**
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** Description This function is called to add a characteristic into a service.
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**
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** Parameters service_id: service ID to which this included service is to
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** be added.
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** p_char_uuid : Characteristic UUID.
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** perm : Characteristic value declaration attribute permission.
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** property : Characteristic Properties
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**
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** Returns None
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**
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*******************************************************************************/
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void BTA_GATTS_AddCharacteristic (UINT16 service_id, tBT_UUID *p_char_uuid,
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tBTA_GATT_PERM perm, tBTA_GATT_CHAR_PROP property, tGATT_ATTR_VAL *attr_val,
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tBTA_GATTS_ATTR_CONTROL *control)
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{
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tBTA_GATTS_API_ADD_CHAR *p_buf;
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UINT16 len = 0;
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if(attr_val != NULL){
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len = attr_val->attr_len;
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}
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if ((p_buf = (tBTA_GATTS_API_ADD_CHAR *) osi_malloc(sizeof(tBTA_GATTS_API_ADD_CHAR))) != NULL) {
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memset(p_buf, 0, sizeof(tBTA_GATTS_API_ADD_CHAR));
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p_buf->hdr.event = BTA_GATTS_API_ADD_CHAR_EVT;
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p_buf->hdr.layer_specific = service_id;
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p_buf->perm = perm;
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p_buf->property = property;
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if(control !=NULL){
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p_buf->control.auto_rsp = control->auto_rsp;
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}
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if(attr_val != NULL){
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APPL_TRACE_DEBUG("!!!!!!attr_val->attr_len = %x\n",attr_val->attr_len);
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APPL_TRACE_DEBUG("!!!!!!!attr_val->attr_max_len = %x\n",attr_val->attr_max_len);
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p_buf->attr_val.attr_len = attr_val->attr_len;
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p_buf->attr_val.attr_max_len = attr_val->attr_max_len;
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p_buf->attr_val.attr_val = (uint8_t *)osi_malloc(len);
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if(p_buf->attr_val.attr_val != NULL){
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memcpy(p_buf->attr_val.attr_val, attr_val->attr_val, attr_val->attr_len);
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}
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}
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if (p_char_uuid) {
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memcpy(&p_buf->char_uuid, p_char_uuid, sizeof(tBT_UUID));
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}
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bta_sys_sendmsg(p_buf);
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}
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return;
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}
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/*******************************************************************************
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**
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** Function BTA_GATTS_AddCharDescriptor
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**
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** Description This function is called to add characteristic descriptor. When
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** it's done, a callback event BTA_GATTS_ADD_DESCR_EVT is called
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** to report the status and an ID number for this descriptor.
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**
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** Parameters service_id: service ID to which this charatceristic descriptor is to
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** be added.
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** perm: descriptor access permission.
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** p_descr_uuid: descriptor UUID.
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**
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** Returns returns status.
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**
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*******************************************************************************/
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void BTA_GATTS_AddCharDescriptor (UINT16 service_id,
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tBTA_GATT_PERM perm,
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tBT_UUID *p_descr_uuid, tBTA_GATT_ATTR_VAL *attr_val,
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tBTA_GATTS_ATTR_CONTROL *control)
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{
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tBTA_GATTS_API_ADD_DESCR *p_buf;
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UINT16 value_len = 0;
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if ((p_buf = (tBTA_GATTS_API_ADD_DESCR *) osi_malloc(sizeof(tBTA_GATTS_API_ADD_DESCR))) != NULL) {
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memset(p_buf, 0, sizeof(tBTA_GATTS_API_ADD_DESCR));
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p_buf->hdr.event = BTA_GATTS_API_ADD_DESCR_EVT;
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p_buf->hdr.layer_specific = service_id;
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p_buf->perm = perm;
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if(control != NULL){
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p_buf->control.auto_rsp = control->auto_rsp;
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}
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if (p_descr_uuid) {
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memcpy(&p_buf->descr_uuid, p_descr_uuid, sizeof(tBT_UUID));
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}
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if(attr_val != NULL){
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p_buf->attr_val.attr_len = attr_val->attr_len;
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p_buf->attr_val.attr_max_len = attr_val->attr_max_len;
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value_len = attr_val->attr_len;
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if (value_len != 0){
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p_buf->attr_val.attr_val = (uint8_t*)osi_malloc(value_len);
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if(p_buf->attr_val.attr_val != NULL){
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memcpy(p_buf->attr_val.attr_val, attr_val->attr_val, value_len);
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}
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else{
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APPL_TRACE_ERROR("Allocate fail for %s\n", __func__);
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}
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}
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}
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bta_sys_sendmsg(p_buf);
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}
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return;
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}
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/*******************************************************************************
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**
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** Function BTA_GATTS_DeleteService
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**
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** Description This function is called to delete a service. When this is done,
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** a callback event BTA_GATTS_DELETE_EVT is report with the status.
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**
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** Parameters service_id: service_id to be deleted.
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**
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** Returns returns none.
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**
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*******************************************************************************/
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void BTA_GATTS_DeleteService(UINT16 service_id)
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{
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BT_HDR *p_buf;
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if ((p_buf = (BT_HDR *) osi_malloc(sizeof(BT_HDR))) != NULL) {
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p_buf->event = BTA_GATTS_API_DEL_SRVC_EVT;
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p_buf->layer_specific = service_id;
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bta_sys_sendmsg(p_buf);
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}
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return;
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}
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/*******************************************************************************
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**
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** Function BTA_GATTS_StartService
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**
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** Description This function is called to start a service.
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**
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** Parameters service_id: the service ID to be started.
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** sup_transport: supported trasnport.
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**
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** Returns None.
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**
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*******************************************************************************/
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void BTA_GATTS_StartService(UINT16 service_id, tBTA_GATT_TRANSPORT sup_transport)
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{
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tBTA_GATTS_API_START *p_buf;
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if ((p_buf = (tBTA_GATTS_API_START *) osi_malloc(sizeof(tBTA_GATTS_API_START))) != NULL) {
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p_buf->hdr.event = BTA_GATTS_API_START_SRVC_EVT;
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p_buf->hdr.layer_specific = service_id;
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p_buf->transport = sup_transport;
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bta_sys_sendmsg(p_buf);
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}
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return;
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}
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/*******************************************************************************
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**
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** Function BTA_GATTS_StopService
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**
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** Description This function is called to stop a service.
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**
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** Parameters service_id - service to be topped.
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**
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** Returns None
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**
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*******************************************************************************/
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void BTA_GATTS_StopService(UINT16 service_id)
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{
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BT_HDR *p_buf;
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if ((p_buf = (BT_HDR *) osi_malloc(sizeof(BT_HDR))) != NULL) {
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p_buf->event = BTA_GATTS_API_STOP_SRVC_EVT;
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p_buf->layer_specific = service_id;
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bta_sys_sendmsg(p_buf);
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}
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return;
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}
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/*******************************************************************************
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**
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** Function BTA_GATTS_HandleValueIndication
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**
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** Description This function is called to read a characteristics descriptor.
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**
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** Parameters bda - remote device bd address to indicate.
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** attr_id - attribute ID to indicate.
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** data_len - indicate data length.
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** p_data: data to indicate.
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** need_confirm - if this indication expects a confirmation or not.
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**
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** Returns None
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**
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*******************************************************************************/
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void BTA_GATTS_HandleValueIndication (UINT16 conn_id, UINT16 attr_id, UINT16 data_len,
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UINT8 *p_data, BOOLEAN need_confirm)
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{
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tBTA_GATTS_API_INDICATION *p_buf;
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UINT16 len = sizeof(tBTA_GATTS_API_INDICATION);
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if ((p_buf = (tBTA_GATTS_API_INDICATION *) osi_malloc(len)) != NULL) {
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memset(p_buf, 0, len);
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p_buf->hdr.event = BTA_GATTS_API_INDICATION_EVT;
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p_buf->hdr.layer_specific = conn_id;
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p_buf->attr_id = attr_id;
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p_buf->need_confirm = need_confirm;
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if (data_len > 0 && p_data != NULL) {
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p_buf->len = data_len;
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memcpy(p_buf->value, p_data, data_len);
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}
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bta_sys_sendmsg(p_buf);
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}
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return;
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}
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/*******************************************************************************
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**
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** Function BTA_GATTS_SendRsp
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**
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** Description This function is called to send a response to a request.
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**
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** Parameters conn_id - connection identifier.
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** trans_id - transaction ID.
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** status - response status
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** p_msg - response data.
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**
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** Returns None
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**
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*******************************************************************************/
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void BTA_GATTS_SendRsp (UINT16 conn_id, UINT32 trans_id,
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tBTA_GATT_STATUS status, tBTA_GATTS_RSP *p_msg)
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{
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tBTA_GATTS_API_RSP *p_buf;
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UINT16 len = sizeof(tBTA_GATTS_API_RSP) + sizeof(tBTA_GATTS_RSP);
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if ((p_buf = (tBTA_GATTS_API_RSP *) osi_malloc(len)) != NULL) {
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memset(p_buf, 0, len);
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p_buf->hdr.event = BTA_GATTS_API_RSP_EVT;
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p_buf->hdr.layer_specific = conn_id;
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p_buf->trans_id = trans_id;
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p_buf->status = status;
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if (p_msg != NULL) {
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p_buf->p_rsp = (tBTA_GATTS_RSP *)(p_buf + 1);
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memcpy(p_buf->p_rsp, p_msg, sizeof(tBTA_GATTS_RSP));
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}
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bta_sys_sendmsg(p_buf);
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}
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return;
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}
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void BTA_SetAttributeValue(UINT16 attr_handle, UINT16 length, UINT8 *value)
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{
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tBTA_GATTS_API_SET_ATTR_VAL *p_buf;
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UINT16 len = sizeof(tBTA_GATTS_API_SET_ATTR_VAL);
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if((p_buf = (tBTA_GATTS_API_SET_ATTR_VAL *)osi_malloc(
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sizeof(tBTA_GATTS_API_SET_ATTR_VAL))) != NULL){
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memset(p_buf, 0, len);
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p_buf->hdr.event = BTA_GATTS_API_SET_ATTR_VAL_EVT;
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p_buf->hdr.layer_specific = attr_handle;
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p_buf->length = length;
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if(value != NULL){
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if((p_buf->value = (UINT8 *)osi_malloc(length)) != NULL){
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memcpy(p_buf->value, value, length);
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}
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}
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bta_sys_sendmsg(p_buf);
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}
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}
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tBTA_GATT_STATUS BTA_GetAttributeValue(UINT16 attr_handle, UINT16 *length, UINT8 **value)
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{
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return bta_gatts_get_attr_value(attr_handle, length, value);
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}
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/*******************************************************************************
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**
|
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** Function BTA_GATTS_Open
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**
|
|
** Description Open a direct open connection or add a background auto connection
|
|
** bd address
|
|
**
|
|
** Parameters server_if: server interface.
|
|
** remote_bda: remote device BD address.
|
|
** is_direct: direct connection or background auto connection
|
|
** transport : Transport on which GATT connection to be opened (BR/EDR or LE)
|
|
**
|
|
** Returns void
|
|
**
|
|
*******************************************************************************/
|
|
void BTA_GATTS_Open(tBTA_GATTS_IF server_if, BD_ADDR remote_bda, BOOLEAN is_direct,
|
|
tBTA_GATT_TRANSPORT transport)
|
|
{
|
|
tBTA_GATTS_API_OPEN *p_buf;
|
|
|
|
if ((p_buf = (tBTA_GATTS_API_OPEN *) osi_malloc(sizeof(tBTA_GATTS_API_OPEN))) != NULL) {
|
|
p_buf->hdr.event = BTA_GATTS_API_OPEN_EVT;
|
|
p_buf->server_if = server_if;
|
|
p_buf->is_direct = is_direct;
|
|
p_buf->transport = transport;
|
|
memcpy(p_buf->remote_bda, remote_bda, BD_ADDR_LEN);
|
|
|
|
bta_sys_sendmsg(p_buf);
|
|
}
|
|
return;
|
|
}
|
|
|
|
|
|
/*******************************************************************************
|
|
**
|
|
** Function BTA_GATTS_CancelOpen
|
|
**
|
|
** Description Cancel a direct open connection or remove a background auto connection
|
|
** bd address
|
|
**
|
|
** Parameters server_if: server interface.
|
|
** remote_bda: remote device BD address.
|
|
** is_direct: direct connection or background auto connection
|
|
**
|
|
** Returns void
|
|
**
|
|
*******************************************************************************/
|
|
void BTA_GATTS_CancelOpen(tBTA_GATTS_IF server_if, BD_ADDR remote_bda, BOOLEAN is_direct)
|
|
{
|
|
tBTA_GATTS_API_CANCEL_OPEN *p_buf;
|
|
|
|
if ((p_buf = (tBTA_GATTS_API_CANCEL_OPEN *) osi_malloc(sizeof(tBTA_GATTS_API_CANCEL_OPEN))) != NULL) {
|
|
p_buf->hdr.event = BTA_GATTS_API_CANCEL_OPEN_EVT;
|
|
p_buf->server_if = server_if;
|
|
p_buf->is_direct = is_direct;
|
|
memcpy(p_buf->remote_bda, remote_bda, BD_ADDR_LEN);
|
|
bta_sys_sendmsg(p_buf);
|
|
}
|
|
return;
|
|
}
|
|
|
|
/*******************************************************************************
|
|
**
|
|
** Function BTA_GATTS_Close
|
|
**
|
|
** Description Close a connection a remote device.
|
|
**
|
|
** Parameters conn_id: connection ID to be closed.
|
|
**
|
|
** Returns void
|
|
**
|
|
*******************************************************************************/
|
|
void BTA_GATTS_Close(UINT16 conn_id)
|
|
{
|
|
BT_HDR *p_buf;
|
|
|
|
if ((p_buf = (BT_HDR *) osi_malloc(sizeof(BT_HDR))) != NULL) {
|
|
p_buf->event = BTA_GATTS_API_CLOSE_EVT;
|
|
p_buf->layer_specific = conn_id;
|
|
bta_sys_sendmsg(p_buf);
|
|
}
|
|
return;
|
|
|
|
}
|
|
/*******************************************************************************
|
|
**
|
|
** Function BTA_GATTS_Listen
|
|
**
|
|
** Description Start advertisement to listen for connection request for a
|
|
** GATT server
|
|
**
|
|
** Parameters server_if: server interface.
|
|
** start: to start or stop listening for connection
|
|
** remote_bda: remote device BD address, if listen to all device
|
|
** use NULL.
|
|
**
|
|
** Returns void
|
|
**
|
|
*******************************************************************************/
|
|
void BTA_GATTS_Listen(tBTA_GATTS_IF server_if, BOOLEAN start, BD_ADDR_PTR target_bda)
|
|
{
|
|
tBTA_GATTS_API_LISTEN *p_buf;
|
|
|
|
if ((p_buf = (tBTA_GATTS_API_LISTEN *) osi_malloc((UINT16)(sizeof(tBTA_GATTS_API_LISTEN) + BD_ADDR_LEN))) != NULL) {
|
|
p_buf->hdr.event = BTA_GATTS_API_LISTEN_EVT;
|
|
|
|
p_buf->server_if = server_if;
|
|
p_buf->start = start;
|
|
|
|
if (target_bda) {
|
|
p_buf->remote_bda = (UINT8 *)(p_buf + 1);
|
|
memcpy(p_buf->remote_bda, target_bda, BD_ADDR_LEN);
|
|
} else {
|
|
p_buf->remote_bda = NULL;
|
|
}
|
|
|
|
bta_sys_sendmsg(p_buf);
|
|
}
|
|
return;
|
|
}
|
|
|
|
#endif /* BTA_GATT_INCLUDED */
|