hdlcrx.h

example of SS7 file analyzer & decoder

#ifndef BOOL
	typedef int BOOL;
#endif

#ifndef BYTE
	typedef unsigned char BYTE;
#endif

#ifndef FALSE
#define FALSE               0
#endif

#ifndef TRUE
#define TRUE                1
#endif


typedef struct
{
	BOOL bSync;
	BOOL bFiveOnes;
	BOOL bDataReady;
	BOOL bOpenedFrame;
	BOOL bClosedFrame;
	BOOL bAbortedFrame;
	BOOL bBitStuff;
	BOOL bSixOnes;
	BYTE Data;
	BYTE SyncFlag;
	BYTE AbortFlag;
	BYTE IdleFlag;
	int  NbOnes;
	int  CrtBit;
	BYTE Bit[8];
} HDLC_RX, *PHDLC_RX;

PHDLC_RX HdlcRxCreate();
void HdlcDestroy( PHDLC_RX pHdlcRx);
BYTE HdlcRxGetData( PHDLC_RX pHdlcRx);
BYTE HdlcRxGetFlag( PHDLC_RX pHdlcRx);
BOOL HdlcRxIsSynchro(PHDLC_RX pHdlcRx);
BOOL b(PHDLC_RX pHdlcRx);
BOOL HdlcRxIsFrameOpen(PHDLC_RX pHdlcRx);
BOOL HdlcRxIsFrameClose(PHDLC_RX pHdlcRx);
BOOL HdlcRxIsFrameAbort(PHDLC_RX pHdlcRx);
BOOL HdlcRxIsDataReady(PHDLC_RX pHdlcRx);
BOOL HdlcRxPushByte(PHDLC_RX pHdlcRx, BYTE ByteIn);

unsigned int InitializeFCS16();
BOOL VerifyFCS16( unsigned int fcs);
unsigned int ComputeFCS16(unsigned int fcs, BYTE byte);
unsigned long InitializeFCS32();
BOOL VerifyFCS32( unsigned long fcs);
unsigned long ComputeFCS32(unsigned long fcs, BYTE byte);