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- // 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 <string>
- #include "base/bind.h"
- #include "base/strings/utf_string_conversions.h"
- #include "services/device/usb/fake_usb_device_handle.h"
- #include "services/device/usb/usb_descriptors.h"
- namespace device {
- void Done(std::unique_ptr<std::map<uint8_t, std::u16string>> 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, std::u16string>> index_map(
- new std::map<uint8_t, std::u16string>());
- for (size_t i = 0; i < size && data[i] != 0; i++)
- (*index_map)[data[i]] = std::u16string();
- 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
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