ble.h

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/*
 * Copyright (C) 2017-2018 Freie Universität Berlin
 *
 * This file is subject to the terms and conditions of the GNU Lesser
 * General Public License v2.1. See the file LICENSE in the top level
 * directory for more details.
 */
 
#pragma once

 
#include "net/netdev.h"
 
#ifdef __cplusplus
extern "C" {
#endif

#define NETDEV_BLE_PDU_MAXLEN       (37U)

#define NETDEV_BLE_CRC_MASK         (0x00ffffff)

#define NETDEV_BLE_CRC_OK           (0x80000000)

typedef struct __attribute__((packed)) {
    uint8_t flags;                          
    uint8_t len;                            
    uint8_t pdu[NETDEV_BLE_PDU_MAXLEN];     
} netdev_ble_pkt_t;

typedef struct {
    union {
        uint8_t raw[4];                     
        uint32_t u32;                       
    } aa;                                   
    uint32_t crc;                           
    uint8_t chan;                           
} netdev_ble_ctx_t;

static inline int netdev_ble_send(netdev_t *dev, netdev_ble_pkt_t *pkt)
{
    struct iolist data = { NULL, pkt, sizeof(netdev_ble_pkt_t) };
    return dev->driver->send(dev, &data);
}

static inline int netdev_ble_recv(netdev_t *dev, netdev_ble_pkt_t *pkt)
{
    return dev->driver->recv(dev, pkt, sizeof(netdev_ble_pkt_t), NULL);
}

static inline void netdev_ble_set_ctx(netdev_t *dev, netdev_ble_ctx_t *ctx)
{
    dev->driver->set(dev, NETOPT_BLE_CTX, ctx, sizeof(netdev_ble_ctx_t));
}

static inline void netdev_ble_stop(netdev_t *dev)
{
    dev->driver->set(dev, NETOPT_BLE_CTX, NULL, 0);
}
 
#ifdef __cplusplus
}
#endif