1 /*
2 * Copyright 2018 The Android Open Source Project
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 * http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16
17 #include "sniffer.h"
18
19 #include "model/setup/device_boutique.h"
20 #include "os/log.h"
21
22 using std::vector;
23
24 namespace test_vendor_lib {
25
26 bool Sniffer::registered_ = DeviceBoutique::Register("sniffer", &Sniffer::Create);
27
Sniffer()28 Sniffer::Sniffer() {}
29
Initialize(const vector<std::string> & args)30 void Sniffer::Initialize(const vector<std::string>& args) {
31 if (args.size() < 2) return;
32
33 if (Address::FromString(args[1], device_to_sniff_)) {
34 properties_.SetAddress(device_to_sniff_);
35 }
36
37 if (args.size() < 3) return;
38 }
39
TimerTick()40 void Sniffer::TimerTick() {}
41
IncomingPacket(model::packets::LinkLayerPacketView packet)42 void Sniffer::IncomingPacket(model::packets::LinkLayerPacketView packet) {
43 Address source = packet.GetSourceAddress();
44 Address dest = packet.GetDestinationAddress();
45 bool match_source = device_to_sniff_ == source;
46 bool match_dest = device_to_sniff_ == dest;
47 if (!match_source && !match_dest) {
48 return;
49 }
50 LOG_INFO("%s %s -> %s (Type %s)",
51 (match_source ? (match_dest ? "<->" : "<--") : "-->"),
52 source.ToString().c_str(), dest.ToString().c_str(),
53 model::packets::PacketTypeText(packet.GetType()).c_str());
54 }
55
56 } // namespace test_vendor_lib
57