blob: c50ef8bd096efe7ea42a59caaea2b7fea11bec59 [file] [log] [blame]
/******************************************************************************
*
* Copyright (C) 2014 The Android Open Source Project
* Copyright (C) 2009-2012 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.
*
******************************************************************************/
/************************************************************************************
*
* Filename: btif_mce.c
*
* Description: Message Access Profile (MCE role) Bluetooth Interface
*
*
***********************************************************************************/
#include <hardware/bluetooth.h>
#include <hardware/bt_mce.h>
#include <stdlib.h>
#include <string.h>
#define LOG_TAG "bt_btif_mce"
#include "btif_common.h"
#include "btif_util.h"
#include "btif_profile_queue.h"
#include "bta_api.h"
#include "bta_mce_api.h"
#include "bt_types.h"
#include "btcore/include/bdaddr.h"
/*****************************************************************************
** Static variables
******************************************************************************/
static btmce_callbacks_t *bt_mce_callbacks = NULL;
static void btif_mce_mas_discovery_comp_evt(UINT16 event, char *p_param)
{
tBTA_MCE_MAS_DISCOVERY_COMP *evt_data = (tBTA_MCE_MAS_DISCOVERY_COMP*) p_param;
btmce_mas_instance_t insts[BTA_MCE_MAX_MAS_INSTANCES];
bt_bdaddr_t addr;
int i;
BTIF_TRACE_EVENT("%s: event = %d", __FUNCTION__, event);
if (event != BTA_MCE_MAS_DISCOVERY_COMP_EVT)
return;
for (i = 0; i < evt_data->num_mas; i++)
{
insts[i].id = evt_data->mas[i].instance_id;
insts[i].scn = evt_data->mas[i].scn;
insts[i].msg_types = evt_data->mas[i].msg_type;
insts[i].p_name = evt_data->mas[i].p_srv_name;
}
bdcpy(addr.address, evt_data->remote_addr);
HAL_CBACK(bt_mce_callbacks, remote_mas_instances_cb, evt_data->status, &addr, evt_data->num_mas, insts);
}
static void mas_discovery_comp_copy_cb(UINT16 event, char *p_dest, char *p_src)
{
tBTA_MCE_MAS_DISCOVERY_COMP *p_dest_data = (tBTA_MCE_MAS_DISCOVERY_COMP *) p_dest;
tBTA_MCE_MAS_DISCOVERY_COMP *p_src_data = (tBTA_MCE_MAS_DISCOVERY_COMP *) p_src;
char *p_dest_str;
int i;
if (!p_src)
return;
if (event != BTA_MCE_MAS_DISCOVERY_COMP_EVT)
return;
memcpy(p_dest_data, p_src_data, sizeof(tBTA_MCE_MAS_DISCOVERY_COMP));
p_dest_str = p_dest + sizeof(tBTA_MCE_MAS_DISCOVERY_COMP);
for (i = 0; i < p_src_data->num_mas; i++)
{
p_dest_data->mas[i].p_srv_name = p_dest_str;
memcpy(p_dest_str, p_src_data->mas[i].p_srv_name, p_src_data->mas[i].srv_name_len);
p_dest_str += p_src_data->mas[i].srv_name_len;
*(p_dest_str++) = '\0';
}
}
static void mce_dm_cback(tBTA_MCE_EVT event, tBTA_MCE *p_data, void *user_data)
{
switch (event)
{
case BTA_MCE_MAS_DISCOVERY_COMP_EVT:
{
int i;
UINT16 param_len = sizeof(tBTA_MCE);
/* include space for all p_srv_name copies including null-termination */
for (i = 0; i < p_data->mas_disc_comp.num_mas; i++)
param_len += (p_data->mas_disc_comp.mas[i].srv_name_len + 1);
/* need to deepy copy p_srv_name and null-terminate */
btif_transfer_context(btif_mce_mas_discovery_comp_evt, event,
(char*)p_data, param_len, mas_discovery_comp_copy_cb);
break;
}
}
}
static bt_status_t init(btmce_callbacks_t* callbacks)
{
BTIF_TRACE_EVENT("%s", __FUNCTION__);
bt_mce_callbacks = callbacks;
btif_enable_service(BTA_MAP_SERVICE_ID);
return BT_STATUS_SUCCESS;
}
static bt_status_t get_remote_mas_instances(bt_bdaddr_t *bd_addr)
{
bdstr_t bdstr;
BTIF_TRACE_EVENT("%s: remote_addr=%s", __FUNCTION__, bdaddr_to_string(bd_addr, bdstr, sizeof(bdstr)));
BTA_MceGetRemoteMasInstances(bd_addr->address);
return BT_STATUS_SUCCESS;
}
static const btmce_interface_t mce_if = {
sizeof(btmce_interface_t),
init,
get_remote_mas_instances,
};
const btmce_interface_t *btif_mce_get_interface(void)
{
BTIF_TRACE_EVENT("%s", __FUNCTION__);
return &mce_if;
}
/*******************************************************************************
**
** Function btif_mce_execute_service
**
** Description Initializes/Shuts down the service
**
** Returns BT_STATUS_SUCCESS on success, BT_STATUS_FAIL otherwise
**
*******************************************************************************/
bt_status_t btif_mce_execute_service(BOOLEAN b_enable)
{
BTIF_TRACE_EVENT("%s enable:%d", __FUNCTION__, b_enable);
if (b_enable)
{
BTA_MceEnable(mce_dm_cback);
}
else
{
/* This is called on BT disable so no need to extra cleanup */
}
return BT_STATUS_SUCCESS;
}