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130 lines
4.1 KiB
C
130 lines
4.1 KiB
C
/*
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* Copyright (c) 2016, Nordic Semiconductor
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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
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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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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* 3. Neither the name of the Institute nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND
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* 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 INSTITUTE OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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*/
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/**
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* @ingroup pkg_nordic-softdevice-ble
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* @brief Public API and definitions of Nordic Softdevice BLE
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* @{
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*
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* @file
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*/
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#ifndef BLE_MAC_H
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#define BLE_MAC_H
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#ifdef __cplusplus
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extern "C" {
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#endif
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typedef enum {
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BLE_EVENT_RX_DONE = 20000,
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} ble_mac_event_enum_t;
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#define BLE_IFACE_ADDED (10000)
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#define BLE_SIXLOWPAN_MTU (1280U)
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#define BLE_SIXLOWPAN_L2_ADDR_LEN (8)
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#define IPV6_IID_FLIP_VALUE (0x02)
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#include "net/eui64.h"
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/**
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* @brief Get BLE EUI64 from EUI48
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*
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* @param[out] eui64 The output EUI64 (8 bytes long)
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* @param[in] eui48 The input EUI48 (6 bytes long)
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* @param[in] _public True if public interface, false otherwise
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*/
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static inline void ble_eui64_from_eui48(uint8_t eui64[8], uint8_t eui48[6], int _public)
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{
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eui64[0] = eui48[5];
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eui64[1] = eui48[4];
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eui64[2] = eui48[3];
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eui64[3] = 0xFF;
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eui64[4] = 0xFE;
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eui64[5] = eui48[2];
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eui64[6] = eui48[1];
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eui64[7] = eui48[0];
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if (_public) {
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eui64[0] &= ~(IPV6_IID_FLIP_VALUE);
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}
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else {
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eui64[0] |= IPV6_IID_FLIP_VALUE;
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}
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}
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/**
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* @brief Structure handling a received BLE mac packet
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*/
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typedef struct {
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uint8_t src[8]; /**< Source address of the packet */
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uint8_t payload[BLE_SIXLOWPAN_MTU]; /**< Payload of the packet */
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uint16_t len; /**< Length of the packet */
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int8_t rssi; /**< RSSI of the received packet */
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} ble_mac_inbuf_t;
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/**
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* @brief Mac event callback function definition
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*/
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typedef void (*ble_mac_callback_t)(ble_mac_event_enum_t event, void*arg);
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/**
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* @brief Initialize the BLE mac
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*
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* @param[in] callback The callback function triggered on mac event
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*/
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void ble_mac_init(ble_mac_callback_t callback);
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/**
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* @brief Send a BLE message
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*
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* @param[in] dest The destination address
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* @param[in] data The data to send
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* @param[in] len The length of the data to send
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*
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* @return 0 if send is successful
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* @return <0 if send failed
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*/
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int ble_mac_send(uint8_t dest[8], void *data, size_t len);
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extern volatile int ble_mac_busy_tx; /**< Flag is set to 1 when the driver
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is busy transmitting a packet. */
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extern volatile int ble_mac_busy_rx; /**< Flag is set to 1 when there is a
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received packet pending. */
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#ifdef __cplusplus
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}
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#endif
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#endif /* BLE_MAC_H */
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/** @} */
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