| // Copyright 2017 The Chromium OS Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #ifndef HIDRAW_DEVICE_H_ |
| #define HIDRAW_DEVICE_H_ |
| |
| #include <string> |
| |
| #include <base/callback.h> |
| #include <base/files/file.h> |
| #include <base/macros.h> |
| |
| #include "hid_connection.h" |
| #include "hid_message.h" |
| |
| namespace atrusctl { |
| |
| class HIDRawDevice { |
| public: |
| enum QueryResult { |
| kQueryError, |
| kQuerySuccess, |
| kQueryTimeout, |
| kQueryUnknownResponse, |
| kQueryNotValid, |
| }; |
| |
| HIDRawDevice(); |
| |
| using QueryCompleteCallback = |
| base::Callback<void(HIDRawDevice::QueryResult, |
| const HIDMessage& request, |
| const HIDMessage& response)>; |
| using ConnectCallback = base::Callback<void(const HIDConnection& connection)>; |
| |
| bool OpenConnection(const ConnectCallback& callback); |
| void Query(const uint16_t command, const QueryCompleteCallback& callback); |
| |
| void set_path(const std::string& path) { path_ = path; } |
| |
| private: |
| void ExecuteQueryWrapper(const HIDMessage& request, |
| HIDMessage* response, |
| QueryResult* result, |
| const HIDConnection& connection); |
| QueryResult ExecuteQuery(const HIDMessage& request, |
| HIDMessage* response, |
| const HIDConnection& connection); |
| |
| std::string path_; |
| |
| DISALLOW_COPY_AND_ASSIGN(HIDRawDevice); |
| }; |
| |
| } // namespace atrusctl |
| |
| #endif // HIDRAW_DEVICE_H_ |