bluez/android/hal-hidhost.c
Andrei Emeltchenko 537d14b68d android: Add HID Host skeleton
Add skeleton for hidhost Android HAL. This is modified version
from Frederic Danis earlier patch set.
2013-10-18 14:30:14 +03:00

208 lines
4.1 KiB
C

/*
* Copyright (C) 2013 Intel 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.
*
*/
#include <stdbool.h>
#include <stddef.h>
#include <hardware/bluetooth.h>
#include <hardware/bt_hh.h>
#define LOG_TAG "BlueZ"
#include <cutils/log.h>
#include "hal.h"
bthh_callbacks_t *bt_hh_cbacks;
static bool interface_ready(void)
{
return bt_hh_cbacks != NULL;
}
static bt_status_t bt_hidhost_connect(bt_bdaddr_t *bd_addr)
{
ALOGD(__func__);
if (!interface_ready())
return BT_STATUS_NOT_READY;
if (!bd_addr)
return BT_STATUS_PARM_INVALID;
return BT_STATUS_UNSUPPORTED;
}
static bt_status_t bt_hidhost_disconnect(bt_bdaddr_t *bd_addr)
{
ALOGD(__func__);
if (!interface_ready())
return BT_STATUS_NOT_READY;
if (!bd_addr)
return BT_STATUS_PARM_INVALID;
return BT_STATUS_UNSUPPORTED;
}
static bt_status_t bt_hidhost_virtual_unplug(bt_bdaddr_t *bd_addr)
{
ALOGD(__func__);
if (!interface_ready())
return BT_STATUS_NOT_READY;
if (!bd_addr)
return BT_STATUS_PARM_INVALID;
return BT_STATUS_UNSUPPORTED;
}
static bt_status_t bt_hidhost_set_info(bt_bdaddr_t *bd_addr,
bthh_hid_info_t hid_info)
{
ALOGD(__func__);
if (!interface_ready())
return BT_STATUS_NOT_READY;
if (!bd_addr)
return BT_STATUS_PARM_INVALID;
return BT_STATUS_UNSUPPORTED;
}
static bt_status_t bt_hidhost_get_protocol(bt_bdaddr_t *bd_addr,
bthh_protocol_mode_t protocolMode)
{
ALOGD(__func__);
if (!interface_ready())
return BT_STATUS_NOT_READY;
if (!bd_addr)
return BT_STATUS_PARM_INVALID;
return BT_STATUS_UNSUPPORTED;
}
static bt_status_t bt_hidhost_set_protocol(bt_bdaddr_t *bd_addr,
bthh_protocol_mode_t protocolMode)
{
ALOGD(__func__);
if (!interface_ready())
return BT_STATUS_NOT_READY;
if (!bd_addr)
return BT_STATUS_PARM_INVALID;
return BT_STATUS_UNSUPPORTED;
}
static bt_status_t bt_hidhost_get_report(bt_bdaddr_t *bd_addr,
bthh_report_type_t reportType,
uint8_t reportId,
int bufferSize)
{
ALOGD(__func__);
if (!interface_ready())
return BT_STATUS_NOT_READY;
if (!bd_addr)
return BT_STATUS_PARM_INVALID;
return BT_STATUS_UNSUPPORTED;
}
static bt_status_t bt_hidhost_set_report(bt_bdaddr_t *bd_addr,
bthh_report_type_t reportType,
char *report)
{
ALOGD(__func__);
if (!interface_ready())
return BT_STATUS_NOT_READY;
if (!bd_addr || !report)
return BT_STATUS_PARM_INVALID;
return BT_STATUS_UNSUPPORTED;
}
static bt_status_t bt_hidhost_send_data(bt_bdaddr_t *bd_addr, char *data)
{
ALOGD(__func__);
if (!interface_ready())
return BT_STATUS_NOT_READY;
if (!bd_addr || !data)
return BT_STATUS_PARM_INVALID;
return BT_STATUS_UNSUPPORTED;
}
static bt_status_t bt_hidhost_init(bthh_callbacks_t *callbacks)
{
ALOGI(__func__);
/* store reference to user callbacks */
bt_hh_cbacks = callbacks;
/* TODO: start HID Host thread */
/* TODO: enable service */
return BT_STATUS_SUCCESS;
}
static void bt_hidhost_cleanup(void)
{
ALOGD(__func__);
if (!interface_ready())
return;
/* TODO: disable service */
/* TODO: stop HID Host thread */
bt_hh_cbacks = NULL;
}
static bthh_interface_t bt_hidhost_if = {
.size = sizeof(bt_hidhost_if),
.init = bt_hidhost_init,
.connect = bt_hidhost_connect,
.disconnect = bt_hidhost_disconnect,
.virtual_unplug = bt_hidhost_virtual_unplug,
.set_info = bt_hidhost_set_info,
.get_protocol = bt_hidhost_get_protocol,
.set_protocol = bt_hidhost_set_protocol,
.get_report = bt_hidhost_get_report,
.set_report = bt_hidhost_set_report,
.send_data = bt_hidhost_send_data,
.cleanup = bt_hidhost_cleanup
};
bthh_interface_t *bt_get_hidhost_interface(void)
{
return &bt_hidhost_if;
}