94 	u_int len = length, vers;  in gre_print()  local
96 	if (len < 2) {  in gre_print()
105             gre_print_0(bp, len);  in gre_print()
108             gre_print_1(bp, len);  in gre_print()
121 	u_int len = length;  in gre_print_0()  local
129 	len -= 2;  in gre_print_0()
132 	if (len < 2)  in gre_print_0()
135 	len -= 2;  in gre_print_0()
139 		if (len < 2)  in gre_print_0()
144 		len -= 2;  in gre_print_0()
146 		if (len < 2)  in gre_print_0()
150 		len -= 2;  in gre_print_0()
154 		if (len < 4)  in gre_print_0()
158 		len -= 4;  in gre_print_0()
162 		if (len < 4)  in gre_print_0()
166 		len -= 4;  in gre_print_0()
175 			if (len < 4)  in gre_print_0()
181 			len -= 4;  in gre_print_0()
186 			gre_sre_print(af, sreoff, srelen, bp, len);  in gre_print_0()
188 			if (len < srelen)  in gre_print_0()
191 			len -= srelen;  in gre_print_0()
209 	        ip_print(gndo, bp, len);  in gre_print_0()
213 		ip6_print(bp, len);  in gre_print_0()
217 		mpls_print(bp, len);  in gre_print_0()
220 		ipx_print(bp, len);  in gre_print_0()
223 		atalk_print(bp, len);  in gre_print_0()
226 		isoclns_print(bp, len, len);  in gre_print_0()
240 	u_int len = length;  in gre_print_1()  local
244 	len -= 2;  in gre_print_1()
251 	if (len < 2)  in gre_print_1()
254 	len -= 2;  in gre_print_1()
261 		if (len < 4)  in gre_print_1()
265 		len -= 4;  in gre_print_1()
270 		if (len < 4)  in gre_print_1()
274 		len -= 4;  in gre_print_1()
278 		if (len < 4)  in gre_print_1()
282 		len -= 4;  in gre_print_1()
305                 ppp_print(bp, len);  in gre_print_1()
319     const u_char *bp, u_int len)  in gre_sre_print()  argument
324 		gre_sre_ip_print(sreoff, srelen, bp, len);  in gre_sre_print()
329 		gre_sre_asn_print(sreoff, srelen, bp, len);  in gre_sre_print()
337 gre_sre_ip_print(u_int8_t sreoff, u_int8_t srelen, const u_char *bp, u_int len)  in gre_sre_ip_print()  argument
356 		if (len < 4 || srelen == 0)  in gre_sre_ip_print()
365 		len -= 4;  in gre_sre_ip_print()
371 gre_sre_asn_print(u_int8_t sreoff, u_int8_t srelen, const u_char *bp, u_int len)  in gre_sre_asn_print()  argument
389 		if (len < 2 || srelen == 0)  in gre_sre_asn_print()
397 		len -= 2;  in gre_sre_asn_print()