46 #define	GRE_CP		0x8000		/* checksum present */
47 #define	GRE_RP		0x4000		/* routing present */
48 #define	GRE_KP		0x2000		/* key present */
49 #define	GRE_SP		0x1000		/* sequence# present */
50 #define	GRE_sP		0x0800		/* source routing */
51 #define	GRE_AP		0x0080		/* acknowledgment# present */
60     { 0, NULL }
63 #define	GRE_RECRS_MASK	0x0700		/* recursion count */
64 #define	GRE_VERS_MASK	0x0007		/* protocol version */
67 #define	GRESRE_IP	0x0800		/* IP */
68 #define	GRESRE_ASN	0xfffe		/* ASN */
89 	case 0:  in gre_print()
132 			ND_PRINT(", sum 0x%x", GET_BE_U_2(bp));  in gre_print_0()
139 		ND_PRINT(", off 0x%x", GET_BE_U_2(bp));  in gre_print_0()
148 		ND_PRINT(", key=0x%x", GET_BE_U_4(bp));  in gre_print_0()
177 			if (af == 0 && srelen == 0)  in gre_print_0()
191 		ND_PRINT(", proto %s (0x%04x)",  in gre_print_0()
224 		ND_PRINT("gre-proto-0x%x", prot);  in gre_print_0()
262 		ND_PRINT(", call %u", k & 0xffff);  in gre_print_1()
285 	if ((flags & GRE_SP) == 0)  in gre_print_1()
289 		ND_PRINT(", proto %s (0x%04x)",  in gre_print_1()
294 	if ((flags & GRE_SP) == 0)  in gre_print_1()
307 		ND_PRINT("gre-proto-0x%x", prot);  in gre_print_1()
334 		ND_PRINT(", (rtaf=0x%x)", af);  in gre_sre_print()
360 	while (srelen != 0) {  in gre_sre_ip_print()
363 			return (0);  in gre_sre_ip_print()
375 	return 0;  in gre_sre_ip_print()
397 	while (srelen != 0) {  in gre_sre_asn_print()
400 			return (0);  in gre_sre_asn_print()
411 	return 0;  in gre_sre_asn_print()