| // Copyright 2016 The Chromium Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #include <stddef.h> |
| #include <stdint.h> |
| #include <algorithm> |
| #include "net/base/io_buffer.h" |
| #include "u2f_message.h" |
| |
| extern "C" int LLVMFuzzerTestOneInput(const uint8_t* data, size_t size) { |
| size_t packet_size = 65; |
| size_t remaining_buffer = size; |
| uint8_t* start = const_cast<uint8_t*>(data); |
| |
| scoped_refptr<net::IOBufferWithSize> buf( |
| new net::IOBufferWithSize(packet_size)); |
| memcpy(buf->data(), start, std::min(packet_size, remaining_buffer)); |
| scoped_refptr<device::U2fMessage> msg = |
| device::U2fMessage::CreateFromSerializedData(buf); |
| |
| remaining_buffer -= std::min(remaining_buffer, packet_size); |
| start += packet_size; |
| |
| while (remaining_buffer > 0) { |
| size_t buffer_size = std::min(packet_size, remaining_buffer); |
| scoped_refptr<net::IOBufferWithSize> tmp_buf( |
| new net::IOBufferWithSize(buffer_size)); |
| memcpy(tmp_buf->data(), start, buffer_size); |
| msg->AddContinuationPacket(tmp_buf); |
| remaining_buffer -= std::min(remaining_buffer, buffer_size); |
| start += buffer_size; |
| } |
| |
| return 0; |
| } |