| // 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 COMPONENTS_APDU_APDU_RESPONSE_H_ |
| #define COMPONENTS_APDU_APDU_RESPONSE_H_ |
| |
| #include <stdint.h> |
| |
| #include <vector> |
| |
| #include "base/component_export.h" |
| #include "base/containers/span.h" |
| #include "base/gtest_prod_util.h" |
| #include "base/macros.h" |
| #include "base/optional.h" |
| |
| namespace apdu { |
| |
| // 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 COMPONENT_EXPORT(APDU) ApduResponse { |
| 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, |
| SW_WRONG_LENGTH = 0x6700, |
| SW_INS_NOT_SUPPORTED = 0x6D00, |
| }; |
| |
| // Create a APDU response from the serialized message. |
| static base::Optional<ApduResponse> CreateFromMessage( |
| base::span<const uint8_t> data); |
| |
| ApduResponse(std::vector<uint8_t> data, Status response_status); |
| ApduResponse(ApduResponse&& that); |
| ApduResponse& operator=(ApduResponse&& that); |
| ~ApduResponse(); |
| |
| std::vector<uint8_t> GetEncodedResponse() const; |
| |
| const std::vector<uint8_t>& data() const { return data_; } |
| Status status() const { return response_status_; } |
| |
| private: |
| FRIEND_TEST_ALL_PREFIXES(ApduTest, TestDeserializeResponse); |
| |
| std::vector<uint8_t> data_; |
| Status response_status_; |
| |
| DISALLOW_COPY_AND_ASSIGN(ApduResponse); |
| }; |
| |
| } // namespace apdu |
| |
| #endif // COMPONENTS_APDU_APDU_RESPONSE_H_ |