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1 // Copyright 2016 The Chromium Authors. All rights reserved. | 1 // Copyright 2016 The Chromium Authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #include <stddef.h> | 5 #include <stddef.h> |
6 #include <stdint.h> | 6 #include <stdint.h> |
7 #include <algorithm> | 7 #include <algorithm> |
8 #include <vector> | |
8 #include "net/base/io_buffer.h" | 9 #include "net/base/io_buffer.h" |
9 #include "u2f_message.h" | 10 #include "u2f_message.h" |
10 | 11 |
11 extern "C" int LLVMFuzzerTestOneInput(const uint8_t* data, size_t size) { | 12 extern "C" int LLVMFuzzerTestOneInput(const uint8_t* data, size_t size) { |
12 size_t packet_size = 65; | 13 size_t packet_size = 65; |
13 size_t remaining_buffer = size; | 14 size_t remaining_buffer = size; |
14 uint8_t* start = const_cast<uint8_t*>(data); | 15 uint8_t* start = const_cast<uint8_t*>(data); |
Reilly Grant (use Gerrit)
2017/03/23 18:39:54
Looking at this now I can't figure out why this ne
Casey Piper
2017/03/23 18:48:05
The compiler is requiring it in this case. Granted
Casey Piper
2017/03/23 20:15:29
Done.
| |
15 | 16 |
16 scoped_refptr<net::IOBufferWithSize> buf( | 17 std::vector<uint8_t> buf(start, |
17 new net::IOBufferWithSize(packet_size)); | 18 start + std::min(packet_size, remaining_buffer)); |
18 memcpy(buf->data(), start, std::min(packet_size, remaining_buffer)); | |
19 std::unique_ptr<device::U2fMessage> msg = | 19 std::unique_ptr<device::U2fMessage> msg = |
20 device::U2fMessage::CreateFromSerializedData(buf); | 20 device::U2fMessage::CreateFromSerializedData(buf); |
21 | 21 |
22 remaining_buffer -= std::min(remaining_buffer, packet_size); | 22 remaining_buffer -= std::min(remaining_buffer, packet_size); |
23 start += packet_size; | 23 start += packet_size; |
24 | 24 |
25 while (remaining_buffer > 0) { | 25 while (remaining_buffer > 0) { |
26 size_t buffer_size = std::min(packet_size, remaining_buffer); | 26 size_t buffer_size = std::min(packet_size, remaining_buffer); |
27 scoped_refptr<net::IOBufferWithSize> tmp_buf( | 27 std::vector<uint8_t> tmp_buf(start, start + buffer_size); |
28 new net::IOBufferWithSize(buffer_size)); | |
29 memcpy(tmp_buf->data(), start, buffer_size); | |
30 msg->AddContinuationPacket(tmp_buf); | 28 msg->AddContinuationPacket(tmp_buf); |
31 remaining_buffer -= std::min(remaining_buffer, buffer_size); | 29 remaining_buffer -= std::min(remaining_buffer, buffer_size); |
32 start += buffer_size; | 30 start += buffer_size; |
33 } | 31 } |
34 | 32 |
35 return 0; | 33 return 0; |
36 } | 34 } |
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