| // Copyright 2018 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_FIDO_DEVICE_RESPONSE_CONVERTER_H_ |
| #define DEVICE_FIDO_DEVICE_RESPONSE_CONVERTER_H_ |
| |
| #include <stdint.h> |
| |
| #include <vector> |
| |
| #include "base/component_export.h" |
| #include "base/optional.h" |
| #include "device/fido/authenticator_get_assertion_response.h" |
| #include "device/fido/authenticator_get_info_response.h" |
| #include "device/fido/authenticator_make_credential_response.h" |
| #include "device/fido/fido_constants.h" |
| #include "device/fido/fido_transport_protocol.h" |
| |
| // Converts response from authenticators to CTAPResponse objects. If the |
| // response of the authenticator does not conform to format specified by the |
| // CTAP protocol, null optional is returned. |
| namespace device { |
| |
| // Parses response code from response received from the authenticator. If |
| // unknown response code value is received, then CTAP2_ERR_OTHER is returned. |
| COMPONENT_EXPORT(DEVICE_FIDO) |
| CtapDeviceResponseCode GetResponseCode(base::span<const uint8_t> buffer); |
| |
| // De-serializes CBOR encoded response, checks for valid CBOR map formatting, |
| // and converts response to AuthenticatorMakeCredentialResponse object with |
| // CBOR map keys that conform to format of attestation object defined by the |
| // WebAuthN spec : https://w3c.github.io/webauthn/#fig-attStructs |
| COMPONENT_EXPORT(DEVICE_FIDO) |
| base::Optional<AuthenticatorMakeCredentialResponse> |
| ReadCTAPMakeCredentialResponse(FidoTransportProtocol transport_used, |
| base::span<const uint8_t> buffer); |
| |
| // De-serializes CBOR encoded response to AuthenticatorGetAssertion / |
| // AuthenticatorGetNextAssertion request to AuthenticatorGetAssertionResponse |
| // object. |
| COMPONENT_EXPORT(DEVICE_FIDO) |
| base::Optional<AuthenticatorGetAssertionResponse> ReadCTAPGetAssertionResponse( |
| base::span<const uint8_t> buffer); |
| |
| // De-serializes CBOR encoded response to AuthenticatorGetInfo request to |
| // AuthenticatorGetInfoResponse object. |
| COMPONENT_EXPORT(DEVICE_FIDO) |
| base::Optional<AuthenticatorGetInfoResponse> ReadCTAPGetInfoResponse( |
| base::span<const uint8_t> buffer); |
| |
| } // namespace device |
| |
| #endif // DEVICE_FIDO_DEVICE_RESPONSE_CONVERTER_H_ |