56 lines
1.5 KiB
C
56 lines
1.5 KiB
C
/** @file
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* @brief Bluetooth HCI driver API.
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*/
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/*
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* Copyright (c) 2015 Intel 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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#ifndef __BT_DRIVER_H
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#define __BT_DRIVER_H
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#include <net/buf.h>
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enum bt_buf_type {
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BT_CMD, /** HCI command */
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BT_EVT, /** HCI event */
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BT_ACL_OUT, /** Outgoing ACL data */
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BT_ACL_IN, /** Incoming ACL data */
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};
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/* Allocate a buffer for an HCI event */
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struct net_buf *bt_buf_get_evt(void);
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/* Allocate a buffer for incoming ACL data */
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struct net_buf *bt_buf_get_acl(void);
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/* Receive data from the controller/HCI driver */
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void bt_recv(struct net_buf *buf);
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struct bt_driver {
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/* Open the HCI transport */
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int (*open)(void);
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/* Send buffer command to controller */
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int (*send)(enum bt_buf_type type, struct net_buf *buf);
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};
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/* Register a new HCI driver to the Bluetooth stack */
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int bt_driver_register(struct bt_driver *drv);
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/* Unregister a previously registered HCI driver */
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void bt_driver_unregister(struct bt_driver *drv);
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#endif /* __BT_DRIVER_H */
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