/
teamviewer.go
130 lines (121 loc) · 3.04 KB
/
teamviewer.go
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package packets
import (
"encoding/binary"
"fmt"
)
const TeamViewerPort = 5938
var teamViewerCommands = map[uint8]string{
10: "CMD_IDENTIFY",
11: "CMD_REQUESTCONNECT",
13: "CMD_DISCONNECT",
14: "CMD_VNCDISCONNECT",
15: "CMD_TVCONNECTIONFAILED",
16: "CMD_PING",
17: "CMD_PINGOK",
18: "CMD_MASTERCOMMAND",
19: "CMD_MASTERRESPONSE",
20: "CMD_CHANGECONNECTION",
21: "CMD_NOPARTNERCONNECT",
22: "CMD_CONNECTTOWAITINGTHREAD",
23: "CMD_SESSIONMODE",
24: "CMD_REQUESTROUTINGSESSION",
25: "CMD_TIMEOUT",
26: "CMD_JAVACONNECT",
27: "CMD_KEEPALIVEBEEP",
28: "CMD_REQUESTKEEPALIVE",
29: "CMD_MASTERCOMMAND_ENCRYPTED",
30: "CMD_MASTERRESPONSE_ENCRYPTED",
31: "CMD_REQUESTRECONNECT",
32: "CMD_RECONNECTTOWAITINGTHREAD",
33: "CMD_STARTLOGGING",
34: "CMD_SERVERAVAILABLE",
35: "CMD_KEEPALIVEREQUEST",
36: "CMD_OK",
37: "CMD_FAILED",
38: "CMD_PING_PERFORMANCE",
39: "CMD_PING_PERFORMANCE_RESPONSE",
40: "CMD_REQUESTKEEPALIVE2",
41: "CMD_DISCONNECT_SWITCHEDTOUDP",
42: "CMD_SENDMODE_UDP",
43: "CMD_KEEPALIVEREQUEST_ANSWER",
44: "CMD_ROUTE_CMD_TO_CLIENT",
45: "CMD_NEW_MASTERLOGIN",
46: "CMD_BUDDY",
47: "CMD_ACCEPTROUTINGSESSION",
48: "CMD_NEW_MASTERLOGIN_ANSWER",
49: "CMD_BUDDY_ENCRYPTED",
50: "CMD_REQUEST_ROUTE_BUDDY",
51: "CMD_CONTACT_OTHER_MASTER",
52: "CMD_REQUEST_ROUTE_ENCRYPTED",
53: "CMD_ENDSESSION",
54: "CMD_SESSIONID",
55: "CMD_RECONNECT_TO_SESSION",
56: "CMD_RECONNECT_TO_SESSION_ANSWER",
57: "CMD_MEETING_CONTROL",
58: "CMD_CARRIER_SWITCH",
59: "CMD_MEETING_AUTHENTICATION",
60: "CMD_ROUTERCMD",
61: "CMD_PARTNERRECONNECT",
62: "CMD_CONGRESTION_CONTROL",
63: "CMD_ACK",
70: "CMD_UDPREQUESTCONNECT",
71: "CMD_UDPPING",
72: "CMD_UDPREQUESTCONNECT_VPN",
90: "CMD_DATA",
91: "CMD_DATA2",
92: "CMD_DATA_ENCRYPTED",
93: "CMD_REQUESTENCRYPTION",
94: "CMD_CONFIRMENCRYPTION",
95: "CMD_ENCRYPTIONREQUESTFAILED",
96: "CMD_REQUESTNOENCRYPTION",
97: "CMD_UDPFLOWCONTROL",
98: "CMD_DATA3",
99: "CMD_DATA3_ENCRYPTED",
100: "CMD_DATA3_RESENDPACKETS",
101: "CMD_DATA3_ACKPACKETS",
102: "CMD_AUTH_CHALLENGE",
103: "CMD_AUTH_RESPONSE",
104: "CMD_AUTH_RESULT",
105: "CMD_RIP_MESSAGES",
106: "CMD_DATA4",
107: "CMD_DATASTREAM",
108: "CMD_UDPHEARTBEAT",
109: "CMD_DATA_DIRECTED",
110: "CMD_UDP_RESENDPACKETS",
111: "CMD_UDP_ACKPACKETS",
112: "CMD_UDP_PROTECTEDCOMMAND",
113: "CMD_FLUSHSENDBUFFER",
}
type TeamViewerPacket struct {
Magic uint16
Version string
CommandCode uint8
Command string
}
func ParseTeamViewer(data []byte) *TeamViewerPacket {
if len(data) < 3 {
return nil
}
magic := binary.BigEndian.Uint16(data[0:2])
cmdCode := uint8(data[3])
version := "1.x"
cmd := "CMD_?"
if magic == 0x1724 {
version = "1.x"
} else if magic == 0x1130 {
version = "2.x"
} else {
version = fmt.Sprintf("?.? (magic=0x%x)", magic)
}
if val, found := teamViewerCommands[cmdCode]; !found {
return nil
} else {
cmd = val
}
return &TeamViewerPacket{
Magic: magic,
Version: version,
CommandCode: cmdCode,
Command: cmd,
}
}