typedef int (*CRCchecker)(PktDescriptr, ringbuffr, int); type

typedef struct
{
    CRCchecker CRCcheckPROC ;//(PktDescriptr, ringbuffr, int);
    CRCchecker CRCmakePROC ; //(PktDescriptr, ringbuffr, int);
} PIDprocs;

PIDprocs CRCcheckrs[16] ={
{NULL, NULL},
{CRCtokenCheck, CRCtokenMake},
{&CRChndshakeCheck, &CRChndshakeMake},
{&CRCdataCheck, &CRCdataMake},
{&CRCtokenCheck, &CRCtokenMake},
{&CRCtokenCheck, &CRCtokenMake},
{&CRChndshakeCheck, &CRChndshakeMake},
{&CRCdataCheck, &CRCdataMake},
{&CRCsplitCheck, &CRCsplitMake},
{&CRCtokenCheck, &CRCtokenMake},
{&CRChndshakeCheck, &CRChndshakeMake},
{&CRCdataCheck, &CRCdataMake},
{&CRCtokenCheck, &CRCtokenMake},
{&CRCtokenCheck, &CRCtokenMake},
{&CRChndshakeCheck, &CRChndshakeMake},
{&CRCdataCheck, &CRCdataMake}};

extern PIDprocs CRCcheckrs[16] ;

extern int CRChndshakeMake(PktDescriptr usbPkt, ringbuffr* usbPktpload, int* CRCcalc) ;
extern int CRChndshakeCheck(PktDescriptr usbPkt, ringbuffr* usbPktpload,int*CRCcalc)  ;

int CRChndshakeMake(PktDescriptr usbPkt, ringbuffr* usbPktpload, int* CRCcalc)

typedef int (*CRCchecker)(PktDescriptr, ringbuffr, int);