#include #include "udp_utils.h" #include "gre_utils.h" #include "ip4_utils.h" #include "ip6_utils.h" #include "vxlan_utils.h" #include "packet_def.h" #include "packet_parse.h" #include "packet_dump.h" #include "stellar/layer.h" #include "stellar/tunnel.h" /****************************************************************************** * [Protocols in frame: eth:ethertype:vlan:ethertype:vlan:ethertype:ip:ip:udp:data] ****************************************************************************** * * Frame 1: 170 bytes on wire (1360 bits), 170 bytes captured (1360 bits) * Ethernet II, Src: HuaweiTe_3b:b3:9a (a4:c6:4f:3b:b3:9a), Dst: 00:00:00_00:00:04 (00:00:00:00:00:04) * Destination: 00:00:00_00:00:04 (00:00:00:00:00:04) * Source: HuaweiTe_3b:b3:9a (a4:c6:4f:3b:b3:9a) * Type: 802.1Q Virtual LAN (0x8100) * 802.1Q Virtual LAN, PRI: 3, DEI: 0, ID: 1624 * 011. .... .... .... = Priority: Critical Applications (3) * ...0 .... .... .... = DEI: Ineligible * .... 0110 0101 1000 = ID: 1624 * Type: 802.1Q Virtual LAN (0x8100) * 802.1Q Virtual LAN, PRI: 3, DEI: 0, ID: 505 * 011. .... .... .... = Priority: Critical Applications (3) * ...0 .... .... .... = DEI: Ineligible * .... 0001 1111 1001 = ID: 505 * Type: IPv4 (0x0800) * Internet Protocol Version 4, Src: 69.67.35.146, Dst: 41.202.46.110 * 0100 .... = Version: 4 * .... 0101 = Header Length: 20 bytes (5) * Differentiated Services Field: 0xb8 (DSCP: EF PHB, ECN: Not-ECT) * Total Length: 148 * Identification: 0xe858 (59480) * 000. .... = Flags: 0x0 * ...0 0000 0000 0000 = Fragment Offset: 0 * Time to Live: 255 * Protocol: IPIP (4) * Header Checksum: 0x1148 [validation disabled] * [Header checksum status: Unverified] * Source Address: 69.67.35.146 * Destination Address: 41.202.46.110 * Internet Protocol Version 4, Src: 10.10.100.25, Dst: 10.10.101.2 * 0100 .... = Version: 4 * .... 0101 = Header Length: 20 bytes (5) * Differentiated Services Field: 0xb8 (DSCP: EF PHB, ECN: Not-ECT) * Total Length: 128 * Identification: 0x0001 (1) * 000. .... = Flags: 0x0 * ...0 0000 0000 0000 = Fragment Offset: 0 * Time to Live: 254 * Protocol: UDP (17) * Header Checksum: 0xde84 [validation disabled] * [Header checksum status: Unverified] * Source Address: 10.10.100.25 * Destination Address: 10.10.101.2 * User Datagram Protocol, Src Port: 62367, Dst Port: 17000 * Source Port: 62367 * Destination Port: 17000 * Length: 108 * Checksum: 0x4b9a [unverified] * [Checksum Status: Unverified] * [Stream index: 0] * [Timestamps] * [Time since first frame: 0.000000000 seconds] * [Time since previous frame: 0.000000000 seconds] * UDP payload (100 bytes) * Data (100 bytes) */ unsigned char data1[] = { 0x00, 0x00, 0x00, 0x00, 0x00, 0x04, 0xa4, 0xc6, 0x4f, 0x3b, 0xb3, 0x9a, 0x81, 0x00, 0x66, 0x58, 0x81, 0x00, 0x61, 0xf9, 0x08, 0x00, 0x45, 0xb8, 0x00, 0x94, 0xe8, 0x58, 0x00, 0x00, 0xff, 0x04, 0x11, 0x48, 0x45, 0x43, 0x23, 0x92, 0x29, 0xca, 0x2e, 0x6e, 0x45, 0xb8, 0x00, 0x80, 0x00, 0x01, 0x00, 0x00, 0xfe, 0x11, 0xde, 0x84, 0x0a, 0x0a, 0x64, 0x19, 0x0a, 0x0a, 0x65, 0x02, 0xf3, 0x9f, 0x42, 0x68, 0x00, 0x6c, 0x4b, 0x9a, 0x00, 0x02, 0x00, 0x00, 0x04, 0x73, 0x6c, 0x10, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01, 0x00, 0x00, 0xab, 0xcd, 0xab, 0xcd, 0xab, 0xcd, 0xab, 0xcd, 0xab, 0xcd, 0xab, 0xcd, 0xab, 0xcd, 0xab, 0xcd, 0xab, 0xcd, 0xab, 0xcd, 0xab, 0xcd, 0xab, 0xcd, 0xab, 0xcd, 0xab, 0xcd, 0xab, 0xcd, 0xab, 0xcd, 0xab, 0xcd, 0xab, 0xcd, 0xab, 0xcd, 0xab, 0xcd, 0xab, 0xcd, 0xab, 0xcd, 0xab, 0xcd, 0xab, 0xcd, 0xab, 0xcd, 0xab, 0xcd, 0xab, 0xcd, 0xab, 0xcd, 0xab, 0xcd, 0xab, 0xcd, 0xab, 0xcd, 0xab, 0xcd, 0xab, 0xcd, 0xab, 0xcd, 0xab, 0xcd, 0xab, 0xcd, 0xab, 0xcd, 0xab, 0xcd, 0xab, 0xcd, 0xab, 0xcd, 0xab, 0xcd, 0xab, 0xcd}; /****************************************************************************** * [Protocols in frame: eth:ethertype:vlan:ethertype:ipv6:ip:gre:ppp:ip:udp:dns] ****************************************************************************** * * Frame 1: 272 bytes on wire (2176 bits), 272 bytes captured (2176 bits) * Ethernet II, Src: Cisco_e6:82:c4 (00:19:06:e6:82:c4), Dst: 10:01:00:00:61:3d (10:01:00:00:61:3d) * Destination: 10:01:00:00:61:3d (10:01:00:00:61:3d) * Source: Cisco_e6:82:c4 (00:19:06:e6:82:c4) * Type: 802.1Q Virtual LAN (0x8100) * 802.1Q Virtual LAN, PRI: 0, DEI: 0, ID: 100 * 000. .... .... .... = Priority: Best Effort (default) (0) * ...0 .... .... .... = DEI: Ineligible * .... 0000 0110 0100 = ID: 100 * Type: IPv6 (0x86dd) * Internet Protocol Version 6, Src: 2607:fcd0:100:2300::b108:2a6b, Dst: 2402:f000:1:8e01::5555 * 0110 .... = Version: 6 * .... 0000 0000 .... .... .... .... .... = Traffic Class: 0x00 (DSCP: CS0, ECN: Not-ECT) * .... 0000 0000 0000 0000 0000 = Flow Label: 0x00000 * Payload Length: 214 * Next Header: IPIP (4) * Hop Limit: 57 * Source Address: 2607:fcd0:100:2300::b108:2a6b * Destination Address: 2402:f000:1:8e01::5555 * Internet Protocol Version 4, Src: 192.52.166.154, Dst: 16.0.0.200 * 0100 .... = Version: 4 * .... 0101 = Header Length: 20 bytes (5) * Differentiated Services Field: 0x00 (DSCP: CS0, ECN: Not-ECT) * Total Length: 214 * Identification: 0x842f (33839) * 010. .... = Flags: 0x2, Don't fragment * ...0 0000 0000 0000 = Fragment Offset: 0 * Time to Live: 64 * Protocol: Generic Routing Encapsulation (47) * Header Checksum: 0x3e33 [validation disabled] * [Header checksum status: Unverified] * Source Address: 192.52.166.154 * Destination Address: 16.0.0.200 * Generic Routing Encapsulation (PPP) * Flags and Version: 0x3081 * Protocol Type: PPP (0x880b) * Payload Length: 178 * Call ID: 17 * Sequence Number: 538640 * Acknowledgment Number: 429725 * Point-to-Point Protocol * Address: 0xff * Control: 0x03 * Protocol: Internet Protocol version 4 (0x0021) * Internet Protocol Version 4, Src: 8.8.8.8, Dst: 172.16.44.3 * 0100 .... = Version: 4 * .... 0101 = Header Length: 20 bytes (5) * Differentiated Services Field: 0x00 (DSCP: CS0, ECN: Not-ECT) * Total Length: 174 * Identification: 0x2f9c (12188) * 000. .... = Flags: 0x0 * ...0 0000 0000 0000 = Fragment Offset: 0 * Time to Live: 50 * Protocol: UDP (17) * Header Checksum: 0x7080 [validation disabled] * [Header checksum status: Unverified] * Source Address: 8.8.8.8 * Destination Address: 172.16.44.3 * User Datagram Protocol, Src Port: 53, Dst Port: 9879 * Source Port: 53 * Destination Port: 9879 * Length: 154 * Checksum: 0x45d9 [unverified] * [Checksum Status: Unverified] * [Stream index: 0] * [Timestamps] * UDP payload (146 bytes) * Domain Name System (response) */ unsigned char data2[] = { 0x10, 0x01, 0x00, 0x00, 0x61, 0x3d, 0x00, 0x19, 0x06, 0xe6, 0x82, 0xc4, 0x81, 0x00, 0x00, 0x64, 0x86, 0xdd, 0x60, 0x00, 0x00, 0x00, 0x00, 0xd6, 0x04, 0x39, 0x26, 0x07, 0xfc, 0xd0, 0x01, 0x00, 0x23, 0x00, 0x00, 0x00, 0x00, 0x00, 0xb1, 0x08, 0x2a, 0x6b, 0x24, 0x02, 0xf0, 0x00, 0x00, 0x01, 0x8e, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x55, 0x55, 0x45, 0x00, 0x00, 0xd6, 0x84, 0x2f, 0x40, 0x00, 0x40, 0x2f, 0x3e, 0x33, 0xc0, 0x34, 0xa6, 0x9a, 0x10, 0x00, 0x00, 0xc8, 0x30, 0x81, 0x88, 0x0b, 0x00, 0xb2, 0x00, 0x11, 0x00, 0x08, 0x38, 0x10, 0x00, 0x06, 0x8e, 0x9d, 0xff, 0x03, 0x00, 0x21, 0x45, 0x00, 0x00, 0xae, 0x2f, 0x9c, 0x00, 0x00, 0x32, 0x11, 0x70, 0x80, 0x08, 0x08, 0x08, 0x08, 0xac, 0x10, 0x2c, 0x03, 0x00, 0x35, 0x26, 0x97, 0x00, 0x9a, 0x45, 0xd9, 0xb4, 0xe2, 0x81, 0x83, 0x00, 0x01, 0x00, 0x00, 0x00, 0x01, 0x00, 0x00, 0x35, 0x78, 0x71, 0x74, 0x2d, 0x64, 0x65, 0x74, 0x65, 0x63, 0x74, 0x2d, 0x6d, 0x6f, 0x64, 0x65, 0x32, 0x2d, 0x37, 0x38, 0x63, 0x30, 0x36, 0x64, 0x63, 0x37, 0x2d, 0x30, 0x34, 0x61, 0x37, 0x2d, 0x34, 0x38, 0x35, 0x33, 0x2d, 0x38, 0x34, 0x38, 0x33, 0x2d, 0x61, 0x35, 0x36, 0x32, 0x38, 0x39, 0x37, 0x36, 0x65, 0x32, 0x33, 0x33, 0x00, 0x00, 0x01, 0x00, 0x01, 0x00, 0x00, 0x06, 0x00, 0x01, 0x00, 0x00, 0x02, 0xf0, 0x00, 0x40, 0x01, 0x61, 0x0c, 0x72, 0x6f, 0x6f, 0x74, 0x2d, 0x73, 0x65, 0x72, 0x76, 0x65, 0x72, 0x73, 0x03, 0x6e, 0x65, 0x74, 0x00, 0x05, 0x6e, 0x73, 0x74, 0x6c, 0x64, 0x0c, 0x76, 0x65, 0x72, 0x69, 0x73, 0x69, 0x67, 0x6e, 0x2d, 0x67, 0x72, 0x73, 0x03, 0x63, 0x6f, 0x6d, 0x00, 0x78, 0x0d, 0x09, 0x09, 0x00, 0x00, 0x07, 0x08, 0x00, 0x00, 0x03, 0x84, 0x00, 0x09, 0x3a, 0x80, 0x00, 0x01, 0x51, 0x80}; /****************************************************************************** * [Protocols in frame: eth:ethertype:ipv6:udp:gtp:ipv6:tcp:ja3:tls] ****************************************************************************** * * Frame 1: 1442 bytes on wire (11536 bits), 1442 bytes captured (11536 bits) * Ethernet II, Src: zte_0e:f5:40 (74:4a:a4:0e:f5:40), Dst: HuaweiTe_40:e9:c2 (ac:b3:b5:40:e9:c2) * Destination: HuaweiTe_40:e9:c2 (ac:b3:b5:40:e9:c2) * Source: zte_0e:f5:40 (74:4a:a4:0e:f5:40) * Type: IPv6 (0x86dd) * Internet Protocol Version 6, Src: 2409:8034:4040:5300::105, Dst: 2409:8034:4025::60:61 * 0110 .... = Version: 6 * .... 0000 0000 .... .... .... .... .... = Traffic Class: 0x00 (DSCP: CS0, ECN: Not-ECT) * .... 0000 0000 0000 0000 0000 = Flow Label: 0x00000 * Payload Length: 1388 * Next Header: UDP (17) * Hop Limit: 127 * Source Address: 2409:8034:4040:5300::105 * Destination Address: 2409:8034:4025::60:61 * User Datagram Protocol, Src Port: 2152, Dst Port: 2152 * Source Port: 2152 * Destination Port: 2152 * Length: 1388 * Checksum: 0xeb00 [unverified] * [Checksum Status: Unverified] * [Stream index: 0] * [Timestamps] * UDP payload (1380 bytes) * GPRS Tunneling Protocol * Flags: 0x30 * Message Type: T-PDU (0xff) * Length: 1372 * TEID: 0x024c3cbd (38550717) * Internet Protocol Version 6, Src: 2409:8c34:4400:700:0:4:0:3, Dst: 2409:8934:5082:2100:ecad:e0e4:530a:c269 * 0110 .... = Version: 6 * .... 0000 0000 .... .... .... .... .... = Traffic Class: 0x00 (DSCP: CS0, ECN: Not-ECT) * .... 0000 0000 0000 0000 0000 = Flow Label: 0x00000 * Payload Length: 1332 * Next Header: TCP (6) * Hop Limit: 56 * Source Address: 2409:8c34:4400:700:0:4:0:3 * Destination Address: 2409:8934:5082:2100:ecad:e0e4:530a:c269 * Transmission Control Protocol, Src Port: 443, Dst Port: 46582, Seq: 1, Ack: 1, Len: 1312 * Source Port: 443 * Destination Port: 46582 * [Stream index: 0] * [Conversation completeness: Incomplete (8)] * [TCP Segment Len: 1312] * Sequence Number: 1 (relative sequence number) * Sequence Number (raw): 2198097831 * [Next Sequence Number: 1313 (relative sequence number)] * Acknowledgment Number: 1 (relative ack number) * Acknowledgment number (raw): 2264498872 * 0101 .... = Header Length: 20 bytes (5) * Flags: 0x010 (ACK) * Window: 529 * [Calculated window size: 529] * [Window size scaling factor: -1 (unknown)] * Checksum: 0x2c4b [unverified] * [Checksum Status: Unverified] * Urgent Pointer: 0 * [Timestamps] * [SEQ/ACK analysis] * TCP payload (1312 bytes) * Transport Layer Security */ unsigned char data3[] = { 0xac, 0xb3, 0xb5, 0x40, 0xe9, 0xc2, 0x74, 0x4a, 0xa4, 0x0e, 0xf5, 0x40, 0x86, 0xdd, 0x60, 0x00, 0x00, 0x00, 0x05, 0x6c, 0x11, 0x7f, 0x24, 0x09, 0x80, 0x34, 0x40, 0x40, 0x53, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01, 0x05, 0x24, 0x09, 0x80, 0x34, 0x40, 0x25, 0x00, 0x00, 0x00, 0x00, 0x00, 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0x11, 0x53, 0xfb, 0x7a, 0x07, 0x39, 0xd9, 0x97, 0xca, 0xf0, 0xa7, 0x46, 0x9c, 0xc2, 0xae, 0x2e, 0x05, 0x62, 0xa0, 0xd5, 0x5d, 0x17, 0x0e, 0x5c, 0x7e, 0x9a, 0xb2, 0xb7, 0x9d, 0xd4, 0x4f, 0xe3, 0xac, 0x64, 0xdb, 0x6f, 0x1d, 0xdf, 0xd8, 0x41, 0xd7, 0xd9, 0x50, 0x55, 0x30, 0xeb, 0x4b, 0x19, 0xce, 0x78, 0x1f, 0xa8, 0x1e, 0x87, 0x9c, 0x8f, 0x93, 0x97, 0xd4, 0xa2, 0x28, 0x2c, 0x79, 0x22, 0xc8}; /****************************************************************************** * [Protocols in frame: eth:ethertype:ip:udp:vxlan:eth:ethertype:ip:udp:dns] ****************************************************************************** * * Frame 1: 124 bytes on wire (992 bits), 124 bytes captured (992 bits) * Ethernet II, Src: zte_6c:fa:43 (00:1e:73:6c:fa:43), Dst: Shanghai_0d:0a (e4:95:6e:20:0d:0a) * Destination: Shanghai_0d:0a (e4:95:6e:20:0d:0a) * Source: zte_6c:fa:43 (00:1e:73:6c:fa:43) * Type: IPv4 (0x0800) * Internet Protocol Version 4, Src: 10.1.1.1, Dst: 192.168.1.10 * 0100 .... = Version: 4 * .... 0101 = Header Length: 20 bytes (5) * Differentiated Services Field: 0x00 (DSCP: CS0, ECN: Not-ECT) * Total Length: 110 * Identification: 0x0000 (0) * 000. .... = Flags: 0x0 * ...0 0000 0000 0000 = Fragment Offset: 0 * Time to Live: 254 * Protocol: UDP (17) * Header Checksum: 0xefca [validation disabled] * [Header checksum status: Unverified] * Source Address: 10.1.1.1 * Destination Address: 192.168.1.10 * User Datagram Protocol, Src Port: 50709, Dst Port: 4789 * Source Port: 50709 * Destination Port: 4789 * Length: 90 * Checksum: 0x0000 [zero-value ignored] * [Stream index: 0] * [Timestamps] * UDP payload (82 bytes) * Virtual eXtensible Local Area Network * Flags: 0x0800, VXLAN Network ID (VNI) * Group Policy ID: 0 * VXLAN Network Identifier (VNI): 458755 * Reserved: 0 * Ethernet II, Src: WistronI_18:18:41 (3c:97:0e:18:18:41), Dst: DawningI_13:70:7a (e8:61:1f:13:70:7a) * Destination: DawningI_13:70:7a (e8:61:1f:13:70:7a) * Source: WistronI_18:18:41 (3c:97:0e:18:18:41) * Type: IPv4 (0x0800) * Internet Protocol Version 4, Src: 192.168.11.193, Dst: 114.114.114.114 * 0100 .... = Version: 4 * .... 0101 = Header Length: 20 bytes (5) * Differentiated Services Field: 0x00 (DSCP: CS0, ECN: Not-ECT) * Total Length: 60 * Identification: 0x0cb6 (3254) * 000. .... = Flags: 0x0 * ...0 0000 0000 0000 = Fragment Offset: 0 * Time to Live: 64 * Protocol: UDP (17) * Header Checksum: 0xbcad [validation disabled] * [Header checksum status: Unverified] * Source Address: 192.168.11.193 * Destination Address: 114.114.114.114 * User Datagram Protocol, Src Port: 65290, Dst Port: 53 * Source Port: 65290 * Destination Port: 53 * Length: 40 * Checksum: 0x39e4 [unverified] * [Checksum Status: Unverified] * [Stream index: 1] * [Timestamps] * UDP payload (32 bytes) * Domain Name System (query) */ unsigned char data4[] = { 0xe4, 0x95, 0x6e, 0x20, 0x0d, 0x0a, 0x00, 0x1e, 0x73, 0x6c, 0xfa, 0x43, 0x08, 0x00, 0x45, 0x00, 0x00, 0x6e, 0x00, 0x00, 0x00, 0x00, 0xfe, 0x11, 0xef, 0xca, 0x0a, 0x01, 0x01, 0x01, 0xc0, 0xa8, 0x01, 0x0a, 0xc6, 0x15, 0x12, 0xb5, 0x00, 0x5a, 0x00, 0x00, 0x08, 0x00, 0x00, 0x00, 0x07, 0x00, 0x03, 0x00, 0xe8, 0x61, 0x1f, 0x13, 0x70, 0x7a, 0x3c, 0x97, 0x0e, 0x18, 0x18, 0x41, 0x08, 0x00, 0x45, 0x00, 0x00, 0x3c, 0x0c, 0xb6, 0x00, 0x00, 0x40, 0x11, 0xbc, 0xad, 0xc0, 0xa8, 0x0b, 0xc1, 0x72, 0x72, 0x72, 0x72, 0xff, 0x0a, 0x00, 0x35, 0x00, 0x28, 0x39, 0xe4, 0x86, 0x84, 0x01, 0x00, 0x00, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x03, 0x77, 0x77, 0x77, 0x06, 0x67, 0x6f, 0x6f, 0x67, 0x6c, 0x65, 0x03, 0x63, 0x6f, 0x6d, 0x00, 0x00, 0x01, 0x00, 0x01}; /****************************************************************************** * [Protocols in frame: eth:ethertype:ip:udp:l2tp:ppp:ip:udp:nbns] ****************************************************************************** * * Frame 1: 150 bytes on wire (1200 bits), 150 bytes captured (1200 bits) * Ethernet II, Src: LCFCElectron_43:38:37 (28:d2:44:43:38:37), Dst: c0:00:14:8c:00:00 (c0:00:14:8c:00:00) * Destination: c0:00:14:8c:00:00 (c0:00:14:8c:00:00) * Source: LCFCElectron_43:38:37 (28:d2:44:43:38:37) * Type: IPv4 (0x0800) * Internet Protocol Version 4, Src: 172.16.0.100, Dst: 172.16.0.254 * 0100 .... = Version: 4 * .... 0101 = Header Length: 20 bytes (5) * Differentiated Services Field: 0x00 (DSCP: CS0, ECN: Not-ECT) * 0000 00.. = Differentiated Services Codepoint: Default (0) * .... ..00 = Explicit Congestion Notification: Not ECN-Capable Transport (0) * Total Length: 136 * Identification: 0x06ca (1738) * 000. .... = Flags: 0x0 * 0... .... = Reserved bit: Not set * .0.. .... = Don't fragment: Not set * ..0. .... = More fragments: Not set * ...0 0000 0000 0000 = Fragment Offset: 0 * Time to Live: 128 * Protocol: UDP (17) * Header Checksum: 0xda18 [correct] * [Header checksum status: Good] * [Calculated Checksum: 0xda18] * Source Address: 172.16.0.100 * Destination Address: 172.16.0.254 * User Datagram Protocol, Src Port: 1701, Dst Port: 1701 * Source Port: 1701 * Destination Port: 1701 * Length: 116 * Checksum: 0x962f [correct] * [Calculated Checksum: 0x962f] * [Checksum Status: Good] * [Stream index: 0] * [Timestamps] * [Time since first frame: 0.000000000 seconds] * [Time since previous frame: 0.000000000 seconds] * UDP payload (108 bytes) * Layer 2 Tunneling Protocol * Flags: 0x4002, Type: Data Message, Length Bit * 0... .... .... .... = Type: Data Message (0) * .1.. .... .... .... = Length Bit: Length field is present * .... 0... .... .... = Sequence Bit: Ns and Nr fields are not present * .... ..0. .... .... = Offset bit: Offset size field is not present * .... ...0 .... .... = Priority: No priority * .... .... .... 0010 = Version: 2 * Length: 108 * Tunnel ID: 28998 * Session ID: 2 * Point-to-Point Protocol * Address: 0xff * Control: 0x03 * Protocol: Internet Protocol version 4 (0x0021) * Internet Protocol Version 4, Src: 172.16.2.100, Dst: 255.255.255.255 * 0100 .... = Version: 4 * .... 0101 = Header Length: 20 bytes (5) * Differentiated Services Field: 0x00 (DSCP: CS0, ECN: Not-ECT) * 0000 00.. = Differentiated Services Codepoint: Default (0) * .... ..00 = Explicit Congestion Notification: Not ECN-Capable Transport (0) * Total Length: 96 * Identification: 0x0004 (4) * 000. .... = Flags: 0x0 * 0... .... = Reserved bit: Not set * .0.. .... = Don't fragment: Not set * ..0. .... = More fragments: Not set * ...0 0000 0000 0000 = Fragment Offset: 0 * Time to Live: 128 * Protocol: UDP (17) * Header Checksum: 0x8c15 [correct] * [Header checksum status: Good] * [Calculated Checksum: 0x8c15] * Source Address: 172.16.2.100 * Destination Address: 255.255.255.255 * User Datagram Protocol, Src Port: 137, Dst Port: 137 * Source Port: 137 * Destination Port: 137 * Length: 76 * Checksum: 0xba80 [correct] * [Calculated Checksum: 0xba80] * [Checksum Status: Good] * [Stream index: 1] * [Timestamps] * [Time since first frame: 0.000000000 seconds] * [Time since previous frame: 0.000000000 seconds] * UDP payload (68 bytes) * NetBIOS Name Service */ unsigned char data5[] = { 0xc0, 0x00, 0x14, 0x8c, 0x00, 0x00, 0x28, 0xd2, 0x44, 0x43, 0x38, 0x37, 0x08, 0x00, 0x45, 0x00, 0x00, 0x88, 0x06, 0xca, 0x00, 0x00, 0x80, 0x11, 0xda, 0x18, 0xac, 0x10, 0x00, 0x64, 0xac, 0x10, 0x00, 0xfe, 0x06, 0xa5, 0x06, 0xa5, 0x00, 0x74, 0x96, 0x2f, 0x40, 0x02, 0x00, 0x6c, 0x71, 0x46, 0x00, 0x02, 0xff, 0x03, 0x00, 0x21, 0x45, 0x00, 0x00, 0x60, 0x00, 0x04, 0x00, 0x00, 0x80, 0x11, 0x8c, 0x15, 0xac, 0x10, 0x02, 0x64, 0xff, 0xff, 0xff, 0xff, 0x00, 0x89, 0x00, 0x89, 0x00, 0x4c, 0xba, 0x80, 0xc6, 0x46, 0x29, 0x10, 0x00, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01, 0x20, 0x45, 0x4a, 0x45, 0x4a, 0x45, 0x46, 0x43, 0x4e, 0x46, 0x44, 0x45, 0x4e, 0x43, 0x4e, 0x46, 0x45, 0x45, 0x49, 0x45, 0x4a, 0x45, 0x4f, 0x45, 0x4c, 0x43, 0x41, 0x43, 0x41, 0x43, 0x41, 0x41, 0x41, 0x00, 0x00, 0x20, 0x00, 0x01, 0xc0, 0x0c, 0x00, 0x20, 0x00, 0x01, 0x00, 0x04, 0x93, 0xe0, 0x00, 0x06, 0x00, 0x00, 0xac, 0x10, 0x02, 0x64}; /****************************************************************************** * [Protocols in frame: eth:ethertype:ip:udp:teredo:ipv6:udp:data] ****************************************************************************** * * Frame 1: 108 bytes on wire (864 bits), 108 bytes captured (864 bits) * Ethernet II, Src: Dell_c4:5b:ea (bc:30:5b:c4:5b:ea), Dst: Dell_3e:34:9c (b8:ac:6f:3e:34:9c) * Destination: Dell_3e:34:9c (b8:ac:6f:3e:34:9c) * Source: Dell_c4:5b:ea (bc:30:5b:c4:5b:ea) * Type: IPv4 (0x0800) * Internet Protocol Version 4, Src: 193.0.0.3, Dst: 193.0.0.1 * 0100 .... = Version: 4 * .... 0101 = Header Length: 20 bytes (5) * Differentiated Services Field: 0x00 (DSCP: CS0, ECN: Not-ECT) * 0000 00.. = Differentiated Services Codepoint: Default (0) * .... ..00 = Explicit Congestion Notification: Not ECN-Capable Transport (0) * Total Length: 94 * Identification: 0x62a0 (25248) * 000. .... = Flags: 0x0 * 0... .... = Reserved bit: Not set * .0.. .... = Don't fragment: Not set * ..0. .... = More fragments: Not set * ...0 0000 0000 0000 = Fragment Offset: 0 * Time to Live: 64 * Protocol: UDP (17) * Header Checksum: 0x95ea [correct] * [Header checksum status: Good] * [Calculated Checksum: 0x95ea] * Source Address: 193.0.0.3 * Destination Address: 193.0.0.1 * User Datagram Protocol, Src Port: 45802, Dst Port: 3544 * Source Port: 45802 * Destination Port: 3544 * Length: 74 * Checksum: 0x4b23 [correct] * [Calculated Checksum: 0x4b23] * [Checksum Status: Good] * [Stream index: 0] * [Timestamps] * [Time since first frame: 0.000000000 seconds] * [Time since previous frame: 0.000000000 seconds] * UDP payload (66 bytes) * Teredo IPv6 over UDP tunneling * Internet Protocol Version 6, Src: 2002:0:c100:1:24ba:4d15:3eff:fffc, Dst: 2001:db8:1::1 * 0110 .... = Version: 6 * .... 0000 0000 .... .... .... .... .... = Traffic Class: 0x00 (DSCP: CS0, ECN: Not-ECT) * .... 0000 00.. .... .... .... .... .... = Differentiated Services Codepoint: Default (0) * .... .... ..00 .... .... .... .... .... = Explicit Congestion Notification: Not ECN-Capable Transport (0) * .... 0000 0000 0000 0000 0000 = Flow Label: 0x00000 * Payload Length: 26 * Next Header: UDP (17) * Hop Limit: 128 * Source Address: 2002:0:c100:1:24ba:4d15:3eff:fffc * Destination Address: 2001:db8:1::1 * [Source 6to4 Gateway IPv4: 0.0.193.0] * [Source 6to4 SLA ID: 1] * User Datagram Protocol, Src Port: 32768, Dst Port: 20480 * Source Port: 32768 * Destination Port: 20480 * Length: 26 * Checksum: 0xf017 [correct] * [Calculated Checksum: 0xf017] * [Checksum Status: Good] * [Stream index: 1] * [Timestamps] * [Time since first frame: 0.000000000 seconds] * [Time since previous frame: 0.000000000 seconds] * UDP payload (18 bytes) * Data (18 bytes) * Data: 4fd54034712d3f014d3180b082c007d0e76c * [Length: 18] */ unsigned char data6[] = { 0xb8, 0xac, 0x6f, 0x3e, 0x34, 0x9c, 0xbc, 0x30, 0x5b, 0xc4, 0x5b, 0xea, 0x08, 0x00, 0x45, 0x00, 0x00, 0x5e, 0x62, 0xa0, 0x00, 0x00, 0x40, 0x11, 0x95, 0xea, 0xc1, 0x00, 0x00, 0x03, 0xc1, 0x00, 0x00, 0x01, 0xb2, 0xea, 0x0d, 0xd8, 0x00, 0x4a, 0x4b, 0x23, 0x60, 0x00, 0x00, 0x00, 0x00, 0x1a, 0x11, 0x80, 0x20, 0x02, 0x00, 0x00, 0xc1, 0x00, 0x00, 0x01, 0x24, 0xba, 0x4d, 0x15, 0x3e, 0xff, 0xff, 0xfc, 0x20, 0x01, 0x0d, 0xb8, 0x00, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01, 0x80, 0x00, 0x50, 0x00, 0x00, 0x1a, 0xf0, 0x17, 0x4f, 0xd5, 0x40, 0x34, 0x71, 0x2d, 0x3f, 0x01, 0x4d, 0x31, 0x80, 0xb0, 0x82, 0xc0, 0x07, 0xd0, 0xe7, 0x6c}; TEST(TUNNEL, IPV4) { struct packet pkt; struct tunnel out; memset(&pkt, 0, sizeof(pkt)); packet_parse(&pkt, (const char *)data1, sizeof(data1)); packet_dump_stdio(&pkt); EXPECT_TRUE(packet_get_tunnel_count(&pkt) == 1); // IPv4 tunnel EXPECT_TRUE(packet_get_tunnel_by_idx(&pkt, 0, &out) == 0); EXPECT_TRUE(out.type == TUNNEL_IPV4); EXPECT_TRUE(out.layer_count == 1); EXPECT_TRUE(out.layers[0].proto == LAYER_PROTO_IPV4); EXPECT_TRUE(out.layers[0].hdr_len == 20); // No tunnel EXPECT_TRUE(packet_get_tunnel_by_idx(&pkt, 1, &out) == -1); } TEST(TUNNEL, IPV6) { // TEST ON GRE } TEST(TUNNEL, GRE) { struct packet pkt; struct tunnel out; memset(&pkt, 0, sizeof(pkt)); packet_parse(&pkt, (const char *)data2, sizeof(data2)); packet_dump_stdio(&pkt); EXPECT_TRUE(packet_get_tunnel_count(&pkt) == 2); // IPv6 tunnel EXPECT_TRUE(packet_get_tunnel_by_idx(&pkt, 0, &out) == 0); EXPECT_TRUE(out.type == TUNNEL_IPV6); EXPECT_TRUE(out.layer_count == 1); EXPECT_TRUE(out.layers[0].proto == LAYER_PROTO_IPV6); EXPECT_TRUE(out.layers[0].hdr_len == 40); // GRE tunnel EXPECT_TRUE(packet_get_tunnel_by_idx(&pkt, 1, &out) == 0); EXPECT_TRUE(out.type == TUNNEL_GRE); EXPECT_TRUE(out.layer_count == 2); EXPECT_TRUE(out.layers[0].proto == LAYER_PROTO_IPV4); EXPECT_TRUE(out.layers[0].hdr_len == 20); EXPECT_TRUE(out.layers[1].proto == LAYER_PROTO_GRE); EXPECT_TRUE(out.layers[1].hdr_len == 16); // No tunnel EXPECT_TRUE(packet_get_tunnel_by_idx(&pkt, 2, &out) == -1); } TEST(TUNNEL, GTP) { struct packet pkt; struct tunnel out; memset(&pkt, 0, sizeof(pkt)); packet_parse(&pkt, (const char *)data3, sizeof(data3)); packet_dump_stdio(&pkt); EXPECT_TRUE(packet_get_tunnel_count(&pkt) == 1); // GTP tunnel EXPECT_TRUE(packet_get_tunnel_by_idx(&pkt, 0, &out) == 0); EXPECT_TRUE(out.type == TUNNEL_GTP); EXPECT_TRUE(out.layer_count == 3); EXPECT_TRUE(out.layers[0].proto == LAYER_PROTO_IPV6); EXPECT_TRUE(out.layers[0].hdr_len == 40); EXPECT_TRUE(out.layers[1].proto == LAYER_PROTO_UDP); EXPECT_TRUE(out.layers[1].hdr_len == 8); EXPECT_TRUE(out.layers[2].proto == LAYER_PROTO_GTP_U); EXPECT_TRUE(out.layers[2].hdr_len == 8); // No tunnel EXPECT_TRUE(packet_get_tunnel_by_idx(&pkt, 1, &out) == -1); } TEST(TUNNEL, VXLAN) { struct packet pkt; struct tunnel out; memset(&pkt, 0, sizeof(pkt)); packet_parse(&pkt, (const char *)data4, sizeof(data4)); packet_dump_stdio(&pkt); EXPECT_TRUE(packet_get_tunnel_count(&pkt) == 1); // VXLAN tunnel EXPECT_TRUE(packet_get_tunnel_by_idx(&pkt, 0, &out) == 0); EXPECT_TRUE(out.type == TUNNEL_VXLAN); EXPECT_TRUE(out.layer_count == 3); EXPECT_TRUE(out.layers[0].proto == LAYER_PROTO_IPV4); EXPECT_TRUE(out.layers[0].hdr_len == 20); EXPECT_TRUE(out.layers[1].proto == LAYER_PROTO_UDP); EXPECT_TRUE(out.layers[1].hdr_len == 8); EXPECT_TRUE(out.layers[2].proto == LAYER_PROTO_VXLAN); EXPECT_TRUE(out.layers[2].hdr_len == 8); // No tunnel EXPECT_TRUE(packet_get_tunnel_by_idx(&pkt, 1, &out) == -1); } TEST(TUNNEL, L2TP) { struct packet pkt; struct tunnel out; memset(&pkt, 0, sizeof(pkt)); packet_parse(&pkt, (const char *)data5, sizeof(data5)); packet_dump_stdio(&pkt); EXPECT_TRUE(packet_get_tunnel_count(&pkt) == 1); // L2TP tunnel EXPECT_TRUE(packet_get_tunnel_by_idx(&pkt, 0, &out) == 0); EXPECT_TRUE(out.type == TUNNEL_L2TP); EXPECT_TRUE(out.layer_count == 3); EXPECT_TRUE(out.layers[0].proto == LAYER_PROTO_IPV4); EXPECT_TRUE(out.layers[0].hdr_len == 20); EXPECT_TRUE(out.layers[1].proto == LAYER_PROTO_UDP); EXPECT_TRUE(out.layers[1].hdr_len == 8); EXPECT_TRUE(out.layers[2].proto == LAYER_PROTO_L2TP); EXPECT_TRUE(out.layers[2].hdr_len == 8); // No tunnel EXPECT_TRUE(packet_get_tunnel_by_idx(&pkt, 1, &out) == -1); } TEST(TUNNEL, TEREDO) { struct packet pkt; struct tunnel out; memset(&pkt, 0, sizeof(pkt)); packet_parse(&pkt, (const char *)data6, sizeof(data6)); packet_dump_stdio(&pkt); EXPECT_TRUE(packet_get_tunnel_count(&pkt) == 1); // IPv4 tunnel EXPECT_TRUE(packet_get_tunnel_by_idx(&pkt, 0, &out) == 0); EXPECT_TRUE(out.type == TUNNEL_TEREDO); EXPECT_TRUE(out.layer_count == 2); EXPECT_TRUE(out.layers[0].proto == LAYER_PROTO_IPV4); EXPECT_TRUE(out.layers[0].hdr_len == 20); EXPECT_TRUE(out.layers[1].proto == LAYER_PROTO_UDP); EXPECT_TRUE(out.layers[1].hdr_len == 8); // No tunnel EXPECT_TRUE(packet_get_tunnel_by_idx(&pkt, 1, &out) == -1); } int main(int argc, char **argv) { ::testing::InitGoogleTest(&argc, argv); return RUN_ALL_TESTS(); }