contrib/tcpdump/print-dvmrp.c

69             register const u_char *bp, register u_int len)
75 	if (bp >= ep)
78 	ND_TCHECK(bp[1]);
79 	type = bp[1];
82 	bp += 8;
90 			if (print_probe(ndo, bp, ep, len) < 0)
98 			if (print_report(ndo, bp, ep, len) < 0)
109 		if (print_neighbors(ndo, bp, ep, len) < 0)
123 		bp -= 4;
124 		ND_TCHECK2(bp[0], 4);
125 		target_level = (bp[0] << 24) | (bp[1] << 16) |
126 		    (bp[2] << 8) | bp[3];
127 		bp += 4;
128 		if (print_neighbors2(ndo, bp, ep, len) < 0)
134 		if (print_prune(ndo, bp) < 0)
140 		if (print_graft(ndo, bp) < 0)
146 		if (print_graft_ack(ndo, bp) < 0)
163              register const u_char *bp, register const u_char *ep,
175 		ND_TCHECK2(bp[0], 3);
176 		mask = (uint32_t)0xff << 24 | bp[0] << 16 | bp[1] << 8 | bp[2];
178 		if (bp[0])
180 		if (bp[1])
182 		if (bp[2])
186 		bp += 3;
189 			if (bp + width + 1 > ep) {
199 				ND_TCHECK(*bp);
200 				origin = origin << 8 | *bp++;
205 			ND_TCHECK(*bp);
206 			metric = *bp++;
221             register const u_char *bp, register const u_char *ep,
226 	ND_TCHECK2(bp[0], 4);
227 	if ((len < 4) || ((bp + 4) > ep)) {
232 	genid = (bp[0] << 24) | (bp[1] << 16) | (bp[2] << 8) | bp[3];
233 	bp += 4;
240 	while ((len > 0) && (bp < ep)) {
241 		ND_TCHECK2(bp[0], 4);
242 		ND_PRINT((ndo, "\n\tneighbor %s", ipaddr_string(ndo, bp)));
243 		bp += 4; len -= 4;
252                 register const u_char *bp, register const u_char *ep,
260 	while (len > 0 && bp < ep) {
261 		ND_TCHECK2(bp[0], 7);
262 		laddr = bp;
263 		bp += 4;
264 		metric = *bp++;
265 		thresh = *bp++;
266 		ncount = *bp++;
269 			ND_TCHECK2(bp[0], 4);
272 				   ipaddr_string(ndo, bp), metric, thresh));
273 			bp += 4;
284                  register const u_char *bp, register const u_char *ep,
295 	while (len > 0 && bp < ep) {
296 		ND_TCHECK2(bp[0], 8);
297 		laddr = bp;
298 		bp += 4;
299 		metric = *bp++;
300 		thresh = *bp++;
301 		flags = *bp++;
302 		ncount = *bp++;
304 		while (--ncount >= 0 && (len >= 4) && (bp + 4) <= ep) {
306 			ND_PRINT((ndo, "%s (%d/%d", ipaddr_string(ndo, bp),
319 			bp += 4;
334             register const u_char *bp)
336 	ND_TCHECK2(bp[0], 12);
337 	ND_PRINT((ndo, " src %s grp %s", ipaddr_string(ndo, bp), ipaddr_string(ndo, bp + 4)));
338 	bp += 8;
340 	relts_print(ndo, EXTRACT_32BITS(bp));
348             register const u_char *bp)
350 	ND_TCHECK2(bp[0], 8);
351 	ND_PRINT((ndo, " src %s grp %s", ipaddr_string(ndo, bp), ipaddr_string(ndo, bp + 4)));
359                 register const u_char *bp)
361 	ND_TCHECK2(bp[0], 8);
362 	ND_PRINT((ndo, " src %s grp %s", ipaddr_string(ndo, bp), ipaddr_string(ndo, bp + 4)));