ppp_fcs.h

/* ppp_fcs.h ... header file for PPP-HDLC FCS 
 *               C. Scott Ananian <cananian@alumni.princeton.edu>
 *
 * $Id: ppp_fcs.h,v 1.2 2008/02/19 05:05:03 quozl Exp $
 */ 

#include "pptp_compat.h"

#define PPPINITFCS16    0xffff  /* Initial FCS value */
#define PPPGOODFCS16    0xf0b8  /* Good final FCS value */

u_int16_t pppfcs16(u_int16_t fcs, void *cp, int len);