1 /*
2 * Copyright 2020 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 // Adapted from avrcp_packet_test.cc
18 #include <stddef.h>
19 #include <stdint.h>
20 #include "avrcp_packet.h"
21 #include "avrcp_test_packets.h"
22 #include "packet_test_helper.h"
23
24 namespace bluetooth {
25
26 // A helper class that has public accessors to protected methods
27 class TestPacketBuilder : public PacketBuilder {
28 public:
MakeBuilder(std::vector<uint8_t> data)29 static std::unique_ptr<TestPacketBuilder> MakeBuilder(
30 std::vector<uint8_t> data) {
31 std::unique_ptr<TestPacketBuilder> builder(new TestPacketBuilder(data));
32 return builder;
33 }
34
35 // Make all the utility functions public
36 using PacketBuilder::AddPayloadOctets1;
37 using PacketBuilder::AddPayloadOctets2;
38 using PacketBuilder::AddPayloadOctets3;
39 using PacketBuilder::AddPayloadOctets4;
40 using PacketBuilder::AddPayloadOctets6;
41 using PacketBuilder::AddPayloadOctets8;
42 using PacketBuilder::ReserveSpace;
43
size() const44 size_t size() const override { return data_.size(); };
45
Serialize(const std::shared_ptr<Packet> & pkt)46 bool Serialize(const std::shared_ptr<Packet>& pkt) override {
47 ReserveSpace(pkt, size());
48
49 for (uint8_t byte : data_) {
50 AddPayloadOctets1(pkt, byte);
51 }
52
53 return true;
54 }
55
TestPacketBuilder(std::vector<uint8_t> data)56 explicit TestPacketBuilder(std::vector<uint8_t> data) : data_(data) {}
57
58 std::vector<uint8_t> data_;
59 };
60
61 namespace avrcp {
62
63 using TestAvrcpPacket = TestPacketType<Packet>;
64
LLVMFuzzerTestOneInput(const char * data,size_t size)65 extern "C" int LLVMFuzzerTestOneInput(const char* data, size_t size) {
66 std::vector<uint8_t> get_capabilities_request_payload;
67
68 if (size >= 8) {
69 get_capabilities_request.push_back(0);
70 for (int x = 0; x < 6; x++) {
71 get_capabilities_request_payload.push_back(data[x]);
72 }
73
74 auto cap_req_builder =
75 TestPacketBuilder::MakeBuilder(get_capabilities_request_payload);
76
77 auto builder = PacketBuilder::MakeBuilder(
78 CType::STATUS, 0x09, 0x00, Opcode::VENDOR, std::move(cap_req_builder));
79
80 auto test_packet = TestAvrcpPacket::Make();
81 }
82
83 return 0;
84 }
85
86 } // namespace avrcp
87 } // namespace bluetooth
88