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/*
* Copyright (C) 2018 Apple Inc. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
* THE POSSIBILITY OF SUCH DAMAGE.
*/
#pragma once
namespace COSE {
// See RFC 8152 - CBOR Object Signing and Encryption <https://tools.ietf.org/html/rfc8152>
// Labels
const int64_t alg = 3;
const int64_t crv = -1;
const int64_t kty = 1;
const int64_t x = -2;
const int64_t y = -3;
// Values
const int64_t EC2 = 2;
const int64_t ES256 = -7;
const int64_t P_256 = 1;
} // namespace COSE
namespace WebCore {
// Length of the SHA-256 hash of the RP ID asssociated with the credential:
// https://www.w3.org/TR/webauthn/#sec-authenticator-data
const size_t rpIdHashLength = 32;
// Length of the flags:
// https://www.w3.org/TR/webauthn/#sec-authenticator-data
const size_t flagsLength = 1;
// Length of the signature counter, 32-bit unsigned big-endian integer:
// https://www.w3.org/TR/webauthn/#sec-authenticator-data
const size_t signCounterLength = 4;
// Length of the AAGUID of the authenticator:
// https://www.w3.org/TR/webauthn/#sec-attested-credential-data
const size_t aaguidLength = 16;
// Length of the byte length L of Credential ID, 16-bit unsigned big-endian
// integer: https://www.w3.org/TR/webauthn/#sec-attested-credential-data
const size_t credentialIdLengthLength = 2;
// Per Section 2.3.5 of http://www.secg.org/sec1-v2.pdf
const size_t ES256FieldElementLength = 32;
// https://www.w3.org/TR/webauthn/#none-attestation
const char noneAttestationValue[] = "none";
} // namespace WebCore