69 lines
2.1 KiB
C
69 lines
2.1 KiB
C
// Copyright 2015-2016 Espressif Systems (Shanghai) PTE LTD
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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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// 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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#ifndef __BT_H__
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#define __BT_H__
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#include <stdint.h>
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#include "esp_err.h"
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#ifdef __cplusplus
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extern "C" {
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#endif
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/**
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* @brief Initialize BT controller
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*
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* This function should be called only once, before any other BT functions are called.
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*/
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void bt_controller_init();
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/** @brief: vhci_host_callback
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* used for vhci call host function to notify what host need to do
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*
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* notify_host_send_available: notify host can send packet to controller
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* notify_host_recv: notify host that controller has packet send to host
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*/
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typedef struct vhci_host_callback {
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void (*notify_host_send_available)(void);
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int (*notify_host_recv)(uint8_t *data, uint16_t len);
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} vhci_host_callback_t;
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/** @brief: API_vhci_host_check_send_available
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* used for check actively if the host can send packet to controller or not.
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* return true for ready to send, false means cannot send packet
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*/
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bool API_vhci_host_check_send_available(void);
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/** @brief: API_vhci_host_send_packet
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* host send packet to controller
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* param data is the packet point, the param len is the packet length
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* return void
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*/
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void API_vhci_host_send_packet(uint8_t *data, uint16_t len);
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/** @brief: API_vhci_host_register_callback
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* register the vhci referece callback, the call back
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* struct defined by vhci_host_callback structure.
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* param is the vhci_host_callback type variable
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*/
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void API_vhci_host_register_callback(const vhci_host_callback_t *callback);
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#ifdef __cplusplus
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}
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#endif
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#endif /* __BT_H__ */
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