Geneve: update format_opt_class

Per https://www.iana.org/assignments/nvo3/nvo3.xhtml
Also add test for GCP

Author: deiger

print-geneve.c

@@ -97,6 +97,58 @@ format_opt_class(const uint16_t opt_class)
         return "In-band Network Telemetry (INT)";
     case 0x0104:
         return "VMware";
+    case 0x0105:
+    case 0x0108:
+    case 0x0109:
+    case 0x010A:
+    case 0x010B:
+    case 0x010C:
+    case 0x010D:
+    case 0x010E:
+    case 0x010F:
+    case 0x0110:
+        return "Amazon";
+    case 0x0106:
+    case 0x0130:
+    case 0x0131:
+        return "Cisco";
+    case 0x0107:
+        return "Oracle";
+    case 0x0111:
+    case 0x0112:
+    case 0x0113:
+    case 0x0114:
+    case 0x0115:
+    case 0x0116:
+    case 0x0117:
+    case 0x0118:
+        return "IBM";
+    case 0x0119:
+    case 0x011A:
+    case 0x011B:
+    case 0x011C:
+    case 0x011D:
+    case 0x011E:
+    case 0x011F:
+    case 0x0120:
+    case 0x0121:
+    case 0x0122:
+    case 0x0123:
+    case 0x0124:
+    case 0x0125:
+    case 0x0126:
+    case 0x0127:
+    case 0x0128:
+        return "Ericsson";
+    case 0x0129:
+        return "Oxide";
+    case 0x0132:
+    case 0x0133:
+    case 0x0134:
+    case 0x0135:
+        return "Google";
+    case 0x0136:
+        return "InfoQuick";
     default:
         if (opt_class <= 0x00ff)
             return "Standard";

tests/TESTLIST

@@ -441,6 +441,7 @@ aoe_1-v		AoE_Linux.pcap		aoe_1-v.out	-v
 geneve-vv	geneve.pcap		geneve-vv.out	-vv
 geneve-vni	geneve.pcap		geneve-vni.out	geneve 0xb
 geneve-tcp	geneve.pcap		geneve-tcp.out	"geneve && tcp"
+geneve-gcp	geneve-gcp.pcap		geneve-gcp.out	-vv 
 
 # DHCP tests
 dhcp-rfc3004	dhcp-rfc3004.pcap	dhcp-rfc3004-v.out	-v

tests/geneve-gcp.out

@@ -0,0 +1,4 @@
+    1  10:31:03.250708 IP (tos 0x0, ttl 2, id 0, offset 0, flags [DF], proto UDP (17), length 116)
+    192.168.100.254.62974 > 192.168.100.3.6081: [no cksum] Geneve, Flags [none], vni 0x0, options [class Google (0x132) type 0x1 len 8 data 800000d1, class Google (0x132) type 0x2 len 20 data 0800000d c0a86402 00000000 00000000, class Google (0x132) type 0x3 len 12 data 00000000 00001234]
+	IP (tos 0x0, ttl 64, id 55620, offset 0, flags [none], proto TCP (6), length 40)
+    192.168.100.2.2905 > 192.168.100.1.8080: Flags [none], cksum 0xf547 (correct), seq 760929856, win 512, length 0