115 lines
4.3 KiB
C
115 lines
4.3 KiB
C
/****************************************************************************
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* include/nuttx/wireless/bluetooth/bt_driver.h
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*
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* Copyright (c) 2016, Intel Corporation
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are
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* met:
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*
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* 1. Redistributions of source code must retain the above copyright notice,
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* this list of conditions and the following disclaimer.
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*
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* 3. Neither the name of the copyright holder nor the names of its
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* contributors may be used to endorse or promote products derived from
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* this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS AS IS
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
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* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*
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****************************************************************************/
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#ifndef __INCLUDE_NUTTX_WIRELESS_BLUETOOTH_BT_DRIVER_H
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#define __INCLUDE_NUTTX_WIRELESS_BLUETOOTH_BT_DRIVER_H
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/****************************************************************************
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* Included Files
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****************************************************************************/
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#include <nuttx/wireless/bluetooth/bt_buf.h>
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/****************************************************************************
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* Pre-processor Definitions
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****************************************************************************/
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#define bt_netdev_receive(btdev, type, data, len) \
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(btdev)->receive(btdev, type, data, len)
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/****************************************************************************
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* Public Types
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****************************************************************************/
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struct bt_driver_s
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{
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/* How much headroom is needed for HCI transport headers */
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size_t head_reserve;
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/* Open the HCI transport */
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CODE int (*open)(FAR struct bt_driver_s *btdev);
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/* Send data to HCI */
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CODE int (*send)(FAR struct bt_driver_s *btdev,
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enum bt_buf_type_e type,
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FAR void *data, size_t len);
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/* Close the HCI transport */
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CODE void (*close)(FAR struct bt_driver_s *btdev);
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/* Filled by register function but called by bt_driver_s */
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CODE int (*receive)(FAR struct bt_driver_s *btdev,
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enum bt_buf_type_e type,
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FAR void *data, size_t len);
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/* Lower-half logic may support platform-specific ioctl commands */
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CODE int (*ioctl)(FAR struct bt_driver_s *btdev, int cmd,
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unsigned long arg);
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/* Filled by register function, shouldn't be touched by bt_driver_s */
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FAR void *priv;
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};
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/****************************************************************************
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* Public Function Prototypes
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****************************************************************************/
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/****************************************************************************
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* Name: bt_netdev_register
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*
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* Description:
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* Register a network driver to access the Bluetooth layer using a 6LoWPAN
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* IPv6 or AF_BLUETOOTH socket.
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*
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* Input Parameters:
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* btdev - An instance of the low-level drivers interface structure.
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*
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* Returned Value:
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* Zero (OK) is returned on success. Otherwise a negated errno value is
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* returned to indicate the nature of the failure.
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*
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****************************************************************************/
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int bt_netdev_register(FAR struct bt_driver_s *btdev);
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#endif /* __INCLUDE_NUTTX_WIRELESS_BLUETOOTH_BT_DRIVER_H */
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