bluez/android/hal-av.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 "hal-log.h"
#include "hal.h"

static const btav_callbacks_t *cbs = NULL;

static bool interface_ready(void)
{
	return cbs != NULL;
}

/* will be called from notification thread context */
void bt_notify_av(uint16_t opcode, void *buf, uint16_t len)
{
	if (!interface_ready())
		return;

	switch (opcode) {
	default:
		DBG("Unhandled callback opcode=0x%x", opcode);
		break;
	}
}

static bt_status_t av_connect(bt_bdaddr_t *bd_addr)
{
	DBG("");

	if (!interface_ready())
		return BT_STATUS_NOT_READY;

	if (!bd_addr)
		return BT_STATUS_PARM_INVALID;

	return BT_STATUS_UNSUPPORTED;
}

static bt_status_t av_disconnect(bt_bdaddr_t *bd_addr)
{
	DBG("");

	if (!interface_ready())
		return BT_STATUS_NOT_READY;

	if (!bd_addr)
		return BT_STATUS_PARM_INVALID;

	return BT_STATUS_UNSUPPORTED;
}

static bt_status_t av_init(btav_callbacks_t *callbacks)
{
	DBG("");

	cbs = callbacks;

	/* TODO: enable service */

	return BT_STATUS_SUCCESS;
}

static void av_cleanup()
{
	DBG("");

	if (!interface_ready())
		return;

	/* TODO: disable service */

	cbs = NULL;
}

static btav_interface_t iface = {
	.size = sizeof(iface),
	.init = av_init,
	.connect = av_connect,
	.disconnect = av_disconnect,
	.cleanup = av_cleanup
};

btav_interface_t *bt_get_av_interface()
{
	return &iface;
}