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/******************************************************************************
*
* Copyright (C) 2010-2012 Broadcom Corporation
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at:
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
******************************************************************************/
/******************************************************************************
*
* This is the implementation of the API for GATT server of BTA.
*
******************************************************************************/
#include "common/bt_target.h"
#if defined(GATTS_INCLUDED) && (GATTS_INCLUDED == TRUE)
#include <string.h>
#include "bta/bta_sys.h"
#include "bta/bta_gatt_api.h"
#include "bta_gatts_int.h"
#include "osi/allocator.h"
#include "stack/l2c_api.h"
/*****************************************************************************
** Constants
*****************************************************************************/
static const tBTA_SYS_REG bta_gatts_reg = {
bta_gatts_hdl_event,
BTA_GATTS_Disable
};
/*******************************************************************************
**
** Function BTA_GATTS_Disable
**
** Description This function is called to disable GATTS module
**
** Parameters None.
**
** Returns None
**
*******************************************************************************/
void BTA_GATTS_Disable(void)
{
BT_HDR *p_buf;
if (bta_sys_is_register(BTA_ID_GATTS) == FALSE) {
APPL_TRACE_WARNING("GATTS Module not enabled/already disabled");
return;
}
if ((p_buf = (BT_HDR *) osi_malloc(sizeof(BT_HDR))) != NULL) {
p_buf->event = BTA_GATTS_API_DISABLE_EVT;
bta_sys_sendmsg(p_buf);
}
bta_sys_deregister(BTA_ID_GATTS);
}
/*******************************************************************************
**
** Function BTA_GATTS_AppRegister
**
** Description This function is called to register application callbacks
** with BTA GATTS module.
**
** Parameters p_app_uuid - application UUID
** p_cback - pointer to the application callback function.
**
** Returns None
**
*******************************************************************************/
void BTA_GATTS_AppRegister(const tBT_UUID * p_app_uuid, tBTA_GATTS_CBACK *p_cback)
{
tBTA_GATTS_API_REG *p_buf;
/* register with BTA system manager */
if (bta_sys_is_register(BTA_ID_GATTS) == FALSE) {
bta_sys_register(BTA_ID_GATTS, &bta_gatts_reg);
}
if ((p_buf = (tBTA_GATTS_API_REG *) osi_malloc(sizeof(tBTA_GATTS_API_REG))) != NULL) {
p_buf->hdr.event = BTA_GATTS_API_REG_EVT;
if (p_app_uuid != NULL) {
memcpy(&p_buf->app_uuid, p_app_uuid, sizeof(tBT_UUID));
}
p_buf->p_cback = p_cback;
bta_sys_sendmsg(p_buf);
}
return;
}
/*******************************************************************************
**
** Function BTA_GATTS_AppDeregister
**
** Description De-register with GATT Server.
**
** Parameters app_id: applicatino ID.
**
** Returns void
**
*******************************************************************************/
void BTA_GATTS_AppDeregister(tBTA_GATTS_IF server_if)
{
tBTA_GATTS_API_DEREG *p_buf;
if ((p_buf = (tBTA_GATTS_API_DEREG *) osi_malloc(sizeof(tBTA_GATTS_API_DEREG))) != NULL) {
p_buf->hdr.event = BTA_GATTS_API_DEREG_EVT;
p_buf->server_if = server_if;
bta_sys_sendmsg(p_buf);
}
return;
}
/*******************************************************************************
**
** Function BTA_GATTS_CreateService
**
** Description Create a service. When service creation is done, a callback
** event BTA_GATTS_CREATE_EVT is called to report status
** and service ID to the profile. The service ID obtained in
** the callback function needs to be used when adding included
** service and characteristics/descriptors into the service.
**
** Parameters app_id: Profile ID this service is belonged to.
** p_service_uuid: service UUID.
** inst: instance ID number of this service.
** num_handle: numble of handle requessted for this service.
** is_primary: is this service a primary one or not.
**
** Returns void
**
*******************************************************************************/
void BTA_GATTS_CreateService(tBTA_GATTS_IF server_if, const tBT_UUID * p_service_uuid, UINT8 inst,
UINT16 num_handle, BOOLEAN is_primary)
{
tBTA_GATTS_API_CREATE_SRVC *p_buf;
if ((p_buf = (tBTA_GATTS_API_CREATE_SRVC *) osi_malloc(sizeof(tBTA_GATTS_API_CREATE_SRVC))) != NULL) {
p_buf->hdr.event = BTA_GATTS_API_CREATE_SRVC_EVT;
p_buf->server_if = server_if;
p_buf->inst = inst;
memcpy(&p_buf->service_uuid, p_service_uuid, sizeof(tBT_UUID));
p_buf->num_handle = num_handle;
p_buf->is_pri = is_primary;
bta_sys_sendmsg(p_buf);
}
return;
}
/*******************************************************************************
**
** Function BTA_GATTS_AddIncludeService
**
** Description This function is called to add an included service. After included
** service is included, a callback event BTA_GATTS_ADD_INCL_SRVC_EVT
** is reported the included service ID.
**
** Parameters service_id: service ID to which this included service is to
** be added.
** included_service_id: the service ID to be included.
**
** Returns void
**
*******************************************************************************/
void BTA_GATTS_AddIncludeService(UINT16 service_id, UINT16 included_service_id)
{
tBTA_GATTS_API_ADD_INCL_SRVC *p_buf;
if ((p_buf =
(tBTA_GATTS_API_ADD_INCL_SRVC *) osi_malloc(sizeof(tBTA_GATTS_API_ADD_INCL_SRVC)))
!= NULL) {
p_buf->hdr.event = BTA_GATTS_API_ADD_INCL_SRVC_EVT;
p_buf->hdr.layer_specific = service_id;
p_buf->included_service_id = included_service_id;
bta_sys_sendmsg(p_buf);
}
return;
}
/*******************************************************************************
**
** Function BTA_GATTS_AddCharacteristic
**
** Description This function is called to add a characteristic into a service.
**
** Parameters service_id: service ID to which this included service is to
** be added.
** p_char_uuid : Characteristic UUID.
** perm : Characteristic value declaration attribute permission.
** property : Characteristic Properties
**
** Returns None
**
*******************************************************************************/
void BTA_GATTS_AddCharacteristic (UINT16 service_id, const tBT_UUID * p_char_uuid,
tBTA_GATT_PERM perm, tBTA_GATT_CHAR_PROP property, tGATT_ATTR_VAL *attr_val,
tBTA_GATTS_ATTR_CONTROL *control)
{
tBTA_GATTS_API_ADD_CHAR *p_buf;
UINT16 len = 0;
if(attr_val != NULL){
len = attr_val->attr_len;
}
if ((p_buf = (tBTA_GATTS_API_ADD_CHAR *) osi_malloc(sizeof(tBTA_GATTS_API_ADD_CHAR))) != NULL) {
memset(p_buf, 0, sizeof(tBTA_GATTS_API_ADD_CHAR));
p_buf->hdr.event = BTA_GATTS_API_ADD_CHAR_EVT;
p_buf->hdr.layer_specific = service_id;
p_buf->perm = perm;
p_buf->property = property;
if(control !=NULL){
p_buf->control.auto_rsp = control->auto_rsp;
}
if(attr_val != NULL){
APPL_TRACE_DEBUG("!!!!!!attr_val->attr_len = %x\n",attr_val->attr_len);
APPL_TRACE_DEBUG("!!!!!!!attr_val->attr_max_len = %x\n",attr_val->attr_max_len);
p_buf->attr_val.attr_len = attr_val->attr_len;
p_buf->attr_val.attr_max_len = attr_val->attr_max_len;
p_buf->attr_val.attr_val = (uint8_t *)osi_malloc(len);
if(p_buf->attr_val.attr_val != NULL){
memcpy(p_buf->attr_val.attr_val, attr_val->attr_val, attr_val->attr_len);
}
}
if (p_char_uuid) {
memcpy(&p_buf->char_uuid, p_char_uuid, sizeof(tBT_UUID));
}
bta_sys_sendmsg(p_buf);
}
return;
}
/*******************************************************************************
**
** Function BTA_GATTS_AddCharDescriptor
**
** Description This function is called to add characteristic descriptor. When
** it's done, a callback event BTA_GATTS_ADD_DESCR_EVT is called
** to report the status and an ID number for this descriptor.
**
** Parameters service_id: service ID to which this charatceristic descriptor is to
** be added.
** perm: descriptor access permission.
** p_descr_uuid: descriptor UUID.
**
** Returns returns status.
**
*******************************************************************************/
void BTA_GATTS_AddCharDescriptor (UINT16 service_id,
tBTA_GATT_PERM perm,
const tBT_UUID * p_descr_uuid, tBTA_GATT_ATTR_VAL *attr_val,
tBTA_GATTS_ATTR_CONTROL *control)
{
tBTA_GATTS_API_ADD_DESCR *p_buf;
UINT16 value_len = 0;
if ((p_buf = (tBTA_GATTS_API_ADD_DESCR *) osi_malloc(sizeof(tBTA_GATTS_API_ADD_DESCR))) != NULL) {
memset(p_buf, 0, sizeof(tBTA_GATTS_API_ADD_DESCR));
p_buf->hdr.event = BTA_GATTS_API_ADD_DESCR_EVT;
p_buf->hdr.layer_specific = service_id;
p_buf->perm = perm;
if(control != NULL){
p_buf->control.auto_rsp = control->auto_rsp;
}
if (p_descr_uuid) {
memcpy(&p_buf->descr_uuid, p_descr_uuid, sizeof(tBT_UUID));
}
if(attr_val != NULL){
p_buf->attr_val.attr_len = attr_val->attr_len;
p_buf->attr_val.attr_max_len = attr_val->attr_max_len;
value_len = attr_val->attr_len;
if (value_len != 0){
p_buf->attr_val.attr_val = (uint8_t*)osi_malloc(value_len);
if(p_buf->attr_val.attr_val != NULL){
memcpy(p_buf->attr_val.attr_val, attr_val->attr_val, value_len);
}
else{
APPL_TRACE_ERROR("Allocate fail for %s\n", __func__);
}
}
}
bta_sys_sendmsg(p_buf);
}
return;
}
/*******************************************************************************
**
** Function BTA_GATTS_DeleteService
**
** Description This function is called to delete a service. When this is done,
** a callback event BTA_GATTS_DELETE_EVT is report with the status.
**
** Parameters service_id: service_id to be deleted.
**
** Returns returns none.
**
*******************************************************************************/
void BTA_GATTS_DeleteService(UINT16 service_id)
{
BT_HDR *p_buf;
if ((p_buf = (BT_HDR *) osi_malloc(sizeof(BT_HDR))) != NULL) {
p_buf->event = BTA_GATTS_API_DEL_SRVC_EVT;
p_buf->layer_specific = service_id;
bta_sys_sendmsg(p_buf);
}
return;
}
/*******************************************************************************
**
** Function BTA_GATTS_StartService
**
** Description This function is called to start a service.
**
** Parameters service_id: the service ID to be started.
** sup_transport: supported transport.
**
** Returns None.
**
*******************************************************************************/
void BTA_GATTS_StartService(UINT16 service_id, tBTA_GATT_TRANSPORT sup_transport)
{
tBTA_GATTS_API_START *p_buf;
if ((p_buf = (tBTA_GATTS_API_START *) osi_malloc(sizeof(tBTA_GATTS_API_START))) != NULL) {
p_buf->hdr.event = BTA_GATTS_API_START_SRVC_EVT;
p_buf->hdr.layer_specific = service_id;
p_buf->transport = sup_transport;
bta_sys_sendmsg(p_buf);
}
return;
}
/*******************************************************************************
**
** Function BTA_GATTS_StopService
**
** Description This function is called to stop a service.
**
** Parameters service_id - service to be topped.
**
** Returns None
**
*******************************************************************************/
void BTA_GATTS_StopService(UINT16 service_id)
{
BT_HDR *p_buf;
if ((p_buf = (BT_HDR *) osi_malloc(sizeof(BT_HDR))) != NULL) {
p_buf->event = BTA_GATTS_API_STOP_SRVC_EVT;
p_buf->layer_specific = service_id;
bta_sys_sendmsg(p_buf);
}
return;
}
/*******************************************************************************
**
** Function BTA_GATTS_HandleValueIndication
**
** Description This function is called to read a characteristics descriptor.
**
** Parameters bda - remote device bd address to indicate.
** attr_id - attribute ID to indicate.
** data_len - indicate data length.
** p_data: data to indicate.
** need_confirm - if this indication expects a confirmation or not.
**
** Returns None
**
*******************************************************************************/
void BTA_GATTS_HandleValueIndication (UINT16 conn_id, UINT16 attr_id, UINT16 data_len,
UINT8 *p_data, BOOLEAN need_confirm)
{
tBTA_GATTS_API_INDICATION *p_buf;
UINT16 len = sizeof(tBTA_GATTS_API_INDICATION);
if ((p_buf = (tBTA_GATTS_API_INDICATION *) osi_malloc(len)) != NULL) {
memset(p_buf, 0, len);
p_buf->hdr.event = BTA_GATTS_API_INDICATION_EVT;
p_buf->hdr.layer_specific = conn_id;
p_buf->attr_id = attr_id;
p_buf->need_confirm = need_confirm;
if (data_len > 0 && p_data != NULL) {
p_buf->len = data_len;
memcpy(p_buf->value, p_data, data_len);
}
if(need_confirm == false){
l2ble_update_att_acl_pkt_num(L2CA_DECREASE_BTC_NUM, NULL);
l2ble_update_att_acl_pkt_num(L2CA_ADD_BTU_NUM, NULL);
}
bta_sys_sendmsg(p_buf);
}
return;
}
/*******************************************************************************
**
** Function BTA_GATTS_SendRsp
**
** Description This function is called to send a response to a request.
**
** Parameters conn_id - connection identifier.
** trans_id - transaction ID.
** status - response status
** p_msg - response data.
**
** Returns None
**
*******************************************************************************/
void BTA_GATTS_SendRsp (UINT16 conn_id, UINT32 trans_id,
tBTA_GATT_STATUS status, tBTA_GATTS_RSP *p_msg)
{
tBTA_GATTS_API_RSP *p_buf;
UINT16 len = sizeof(tBTA_GATTS_API_RSP) + sizeof(tBTA_GATTS_RSP);
if ((p_buf = (tBTA_GATTS_API_RSP *) osi_malloc(len)) != NULL) {
memset(p_buf, 0, len);
p_buf->hdr.event = BTA_GATTS_API_RSP_EVT;
p_buf->hdr.layer_specific = conn_id;
p_buf->trans_id = trans_id;
p_buf->status = status;
if (p_msg != NULL) {
p_buf->p_rsp = (tBTA_GATTS_RSP *)(p_buf + 1);
memcpy(p_buf->p_rsp, p_msg, sizeof(tBTA_GATTS_RSP));
}
bta_sys_sendmsg(p_buf);
}
return;
}
void BTA_SetAttributeValue(UINT16 attr_handle, UINT16 length, UINT8 *value)
{
tBTA_GATTS_API_SET_ATTR_VAL *p_buf;
UINT16 len = sizeof(tBTA_GATTS_API_SET_ATTR_VAL);
if((p_buf = (tBTA_GATTS_API_SET_ATTR_VAL *)osi_malloc(
sizeof(tBTA_GATTS_API_SET_ATTR_VAL))) != NULL){
memset(p_buf, 0, len);
p_buf->hdr.event = BTA_GATTS_API_SET_ATTR_VAL_EVT;
p_buf->hdr.layer_specific = attr_handle;
p_buf->length = length;
if(value != NULL){
if((p_buf->value = (UINT8 *)osi_malloc(length)) != NULL){
memcpy(p_buf->value, value, length);
}
}
bta_sys_sendmsg(p_buf);
}
}
tBTA_GATT_STATUS BTA_GetAttributeValue(UINT16 attr_handle, UINT16 *length, UINT8 **value)
{
return bta_gatts_get_attr_value(attr_handle, length, value);
}
/*******************************************************************************
**
** Function BTA_GATTS_Open
**
** 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;
}
void BTA_GATTS_SendServiceChangeIndication(tBTA_GATTS_IF server_if, BD_ADDR remote_bda)
{
tBTA_GATTS_API_SEND_SERVICE_CHANGE *p_buf;
if ((p_buf = (tBTA_GATTS_API_SEND_SERVICE_CHANGE *) osi_malloc(sizeof(tBTA_GATTS_API_SEND_SERVICE_CHANGE))) != NULL) {
memset(p_buf, 0, sizeof(tBTA_GATTS_API_SEND_SERVICE_CHANGE));
p_buf->hdr.event = BTA_GATTS_API_SEND_SERVICE_CHANGE_EVT;
p_buf->server_if = server_if;
memcpy(p_buf->remote_bda, remote_bda, BD_ADDR_LEN);
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;
}
uint8_t BTA_GATTS_SetServiceChangeMode(uint8_t mode)
{
tGATT_STATUS status;
APPL_TRACE_DEBUG("%s mode %u", __func__, mode);
status = GATTS_SetServiceChangeMode(mode);
if (status != GATT_SUCCESS) {
APPL_TRACE_ERROR("%s status %x", __func__, status);
return -1;
}
return 0;
}
uint8_t BTA_GATTS_SendMultiNotification(uint8_t gatt_if, uint16_t conn_id, void *tuples, uint16_t num_tuples)
{
tGATT_STATUS status;
conn_id = (UINT16)((((UINT8)conn_id) << 8) | gatt_if);
status = GATTS_HandleMultiValueNotification(conn_id, (tGATT_HLV *)tuples, num_tuples);
if (status != GATT_SUCCESS) {
APPL_TRACE_ERROR("%s status %x", __func__, status);
return -1;
}
return 0;
}
void BTA_GATTS_ShowLocalDatabase(void)
{
BT_HDR *p_buf;
if ((p_buf = (BT_HDR *) osi_malloc(sizeof(BT_HDR))) != NULL) {
p_buf->event = BTA_GATTS_API_SHOW_LOCAL_DATABASE_EVT;
bta_sys_sendmsg(p_buf);
}
}
#endif /* BTA_GATT_INCLUDED */
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