waps_protocol.h

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/* Copyright 2017 Wirepas Ltd. All Rights Reserved.
 *
 * See file LICENSE.txt for full license details.
 *
 */
 
#ifndef WAPS_PROTOCOL_H_
#define WAPS_PROTOCOL_H_
 
#include <stdint.h>
#include <stdbool.h>
 
#include "waps_item.h"
#include "sl_list.h"
 
// Callback for incoming item
typedef void (*waps_request_receive_f)(waps_item_t * item);
 
// Define lower layer directives as function pointers
// This way output can easily be selected on boot
typedef struct
{
    void                                (*send_reply)(void);
    bool                                (*write_hw)(const void *, uint32_t);
    void                                (*frame_removed)(void);
    bool                                (*process_response)(waps_item_t *);
    void                                (*update_irq)(bool);
    void                                (*flush_hw)(void);
}waps_prot_t;
 
extern waps_prot_t                      waps_prot;
 
// Handy access to lower layer via macros
#define Waps_prot_sendReply()           waps_prot.send_reply()
#define Waps_hw_write(a,b)              waps_prot.write_hw(a,b)
#define Waps_prot_frameRemoved()        waps_prot.frame_removed()
#define Waps_prot_processResponse(x)    waps_prot.process_response(item)
#define Waps_prot_updateIrq(x)          waps_prot.update_irq(x)
#define Waps_prot_flush_hw()            waps_prot.flush_hw();
 
void Waps_force_send_indication();
 
bool Waps_prot_init(waps_request_receive_f cb, uint32_t baudrate, bool flow_ctrl);
 
bool Waps_prot_hasIndication(void);
 
void Waps_prot_updateIrqPin(void);
 
extern sl_list_head_t                   waps_ind_queue;
extern sl_list_head_t                   waps_reply_queue;
 
#endif /* WAPS_PROTOCOL_H_ */