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Lines Matching refs:fcs

178  * FCS lookup table as calculated by genfcstab.
214 #define PPP_FCS(fcs, c)	(((fcs) >> 8) ^ fcstab[((fcs) ^ (c)) & 0xff])
216 #define PPP_INITFCS	0xffff	/* Initial FCS value */
217 #define PPP_GOODFCS	0xf0b8	/* Good final FCS value */
244     unsigned short fcs;
294 			fcs = PPP_INITFCS;
296 			    fcs = PPP_FCS(fcs, p[k]);
297 			fcs &= 0xFFFF;
326 			if (fcs != PPP_GOODFCS)
327 			    printf("     BAD FCS: (residue = %x)\n", fcs);