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// Copyright 2024 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef COMPONENTS_IP_PROTECTION_COMMON_IP_PROTECTION_TOKEN_FETCHER_H_
#define COMPONENTS_IP_PROTECTION_COMMON_IP_PROTECTION_TOKEN_FETCHER_H_
#include <cstdint>
#include <optional>
#include <string>
#include <vector>
#include "base/functional/callback.h"
#include "base/time/time.h"
#include "components/ip_protection/common/ip_protection_data_types.h"
#include "third_party/abseil-cpp/absl/status/statusor.h"
namespace quiche {
enum class ProxyLayer;
struct BlindSignToken;
} // namespace quiche
namespace ip_protection {
// Interface that manages requesting and fetching blind-signed authentication
// tokens for IP Protection.
class IpProtectionTokenFetcher {
public:
using TryGetAuthTokensCallback =
base::OnceCallback<void(std::optional<std::vector<BlindSignedAuthToken>>,
std::optional<::base::Time>)>;
virtual ~IpProtectionTokenFetcher() = default;
IpProtectionTokenFetcher(const IpProtectionTokenFetcher&) = delete;
IpProtectionTokenFetcher& operator=(const IpProtectionTokenFetcher&) = delete;
// Try to get a batch of auth tokens. The response callback contains either
// a vector of tokens or, on error, a time before which the method should not
// be called again.
virtual void TryGetAuthTokens(uint32_t batch_size,
ProxyLayer proxy_layer,
TryGetAuthTokensCallback callback) = 0;
protected:
IpProtectionTokenFetcher() = default;
};
} // namespace ip_protection
#endif // COMPONENTS_IP_PROTECTION_COMMON_IP_PROTECTION_TOKEN_FETCHER_H_
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