| // Copyright 2017 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. |
| |
| #ifndef DEVICE_U2F_U2F_APDU_RESPONSE_H_ |
| #define DEVICE_U2F_U2F_APDU_RESPONSE_H_ |
| |
| #include <vector> |
| |
| #include "base/gtest_prod_util.h" |
| #include "base/memory/ref_counted.h" |
| |
| namespace device { |
| |
| // APDU responses are defined as part of ISO 7816-4. Serialized responses |
| // consist of a data field of varying length, up to a maximum 65536, and a |
| // two byte status field. |
| class U2fApduResponse : public base::RefCountedThreadSafe<U2fApduResponse> { |
| public: |
| // Status bytes are specified in ISO 7816-4 |
| enum class Status : uint16_t { |
| SW_NO_ERROR = 0x9000, |
| SW_CONDITIONS_NOT_SATISFIED = 0x6985, |
| SW_WRONG_DATA = 0x6A80, |
| }; |
| |
| // Create a APDU response from the serialized message |
| static scoped_refptr<U2fApduResponse> CreateFromMessage( |
| const std::vector<uint8_t>& data); |
| std::vector<uint8_t> GetEncodedResponse() const; |
| const std::vector<uint8_t> data() const { return data_; }; |
| Status status() const { return response_status_; }; |
| |
| private: |
| friend class base::RefCountedThreadSafe<U2fApduResponse>; |
| FRIEND_TEST_ALL_PREFIXES(U2fApduTest, TestDeserializeResponse); |
| |
| U2fApduResponse(std::vector<uint8_t> message, Status response_status); |
| ~U2fApduResponse(); |
| |
| Status response_status_; |
| std::vector<uint8_t> data_; |
| }; |
| |
| } // namespace device |
| |
| #endif // DEVICE_U2F_U2F_APDU_RESPONSE_H_ |