| // 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 "base/bind.h" |
| #include "base/strings/string16.h" |
| #include "base/strings/utf_string_conversions.h" |
| #include "device/usb/fake_usb_device_handle.h" |
| #include "device/usb/usb_descriptors.h" |
| |
| namespace device { |
| |
| void Done(std::unique_ptr<std::map<uint8_t, base::string16>> index_map) {} |
| |
| extern "C" int LLVMFuzzerTestOneInput(const uint8_t* data, size_t size) { |
| // Uses the first few bytes of the input to decide which strings to request. |
| // Stops once it encounters 0 which is not a valid string index. |
| std::unique_ptr<std::map<uint8_t, base::string16>> index_map( |
| new std::map<uint8_t, base::string16>()); |
| for (size_t i = 0; i < size && data[i] != 0; i++) |
| (*index_map)[data[i]] = base::string16(); |
| size_t used = index_map->size() + 1; |
| if (used > size) |
| return 0; |
| |
| scoped_refptr<UsbDeviceHandle> device_handle = |
| new FakeUsbDeviceHandle(data + used, size - used); |
| ReadUsbStringDescriptors(device_handle, std::move(index_map), |
| base::BindOnce(&Done)); |
| return 0; |
| } |
| |
| } // namespace device |