chromium/services/network/trust_tokens/trust_token_client_data_canonicalization.cc

// Copyright 2020 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#include "services/network/trust_tokens/trust_token_client_data_canonicalization.h"

#include "components/cbor/writer.h"
#include "crypto/sha2.h"

namespace network {

namespace {

const char kRedemptionTimestampKey[] = …;
const char kRedeemingOriginKey[] = …;

}  // namespace

// From the design doc:
//
// {
//    // “redemption-timestamp”’s value is of CBOR type “unsigned integer.”
//    “redemption-timestamp”: <Redemption timestamp, seconds past the Unix
//    epoch>,
//
//    // “redeeming-origin”’s value is of CBOR type “text string.”
//    “redeeming-origin”: <Top-level origin at the time of redemption>,
// },
std::optional<std::vector<uint8_t>>
CanonicalizeTrustTokenClientDataForRedemption(
    base::Time redemption_timestamp,
    const url::Origin& top_frame_origin) { … }

}  // namespace network