serpoll.h

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#ifndef _METROTRK_SERPOLL_H
#define _METROTRK_SERPOLL_H
 
#include <platform.h>
 
#include "MetroTRK/msgbuf.h"
#include "MetroTRK/trk.h"
 
typedef unsigned char FCSType;
 
typedef enum ReceiverState {
    kWaitFlag = 0,
    kFoundFlag = 1,
    kInFrame = 2,
    kFrameOverflow = 3
} ReceiverState;
 
typedef struct FramingState {
    /* 0x00 */ MessageBufferID fBufferID;
    /* 0x04 */ MessageBuffer* fBuffer;
    /* 0x08 */ u8 fReceiveState;
    /* 0x0C */ int fEscape;
    /* 0x10 */ FCSType fFCS;
} FramingState; // size = 0x11
 
void TRKGetInput(void);
void TRKProcessInput(int);
DSError TRKInitializeSerialHandler(void);
DSError TRKTerminateSerialHandler(void);
MessageBufferID TRKTestForPacket(void);
 
extern void* gTRKInputPendingPtr;
 
#endif