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