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// Copyright 2015 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
//
// Implementation of the SafeBrowsingDatabaseManager that sends URLs
// via IPC to a database that chromium doesn't manage locally.
#ifndef COMPONENTS_SAFE_BROWSING_ANDROID_REMOTE_DATABASE_MANAGER_H_
#define COMPONENTS_SAFE_BROWSING_ANDROID_REMOTE_DATABASE_MANAGER_H_
#include <set>
#include <string>
#include <vector>
#include "base/containers/flat_set.h"
#include "base/memory/raw_ptr.h"
#include "base/memory/ref_counted.h"
#include "components/safe_browsing/core/browser/db/database_manager.h"
#include "url/gurl.h"
namespace safe_browsing {
struct V4ProtocolConfig;
// An implementation that proxies requests to a service outside of Chromium.
// Does not manage a local database.
class RemoteSafeBrowsingDatabaseManager : public SafeBrowsingDatabaseManager {
public:
// Construct RemoteSafeBrowsingDatabaseManager.
// Must be initialized by calling StartOnUIThread() before using.
RemoteSafeBrowsingDatabaseManager();
RemoteSafeBrowsingDatabaseManager(const RemoteSafeBrowsingDatabaseManager&) =
delete;
RemoteSafeBrowsingDatabaseManager& operator=(
const RemoteSafeBrowsingDatabaseManager&) = delete;
//
// SafeBrowsingDatabaseManager implementation
//
void CancelCheck(Client* client) override;
bool CanCheckUrl(const GURL& url) const override;
bool CheckBrowseUrl(
const GURL& url,
const SBThreatTypeSet& threat_types,
Client* client,
CheckBrowseUrlType check_type) override;
bool CheckDownloadUrl(const std::vector<GURL>& url_chain,
Client* client) override;
bool CheckExtensionIDs(const std::set<std::string>& extension_ids,
Client* client) override;
AsyncMatch CheckCsdAllowlistUrl(const GURL& url, Client* client) override;
void CheckUrlForHighConfidenceAllowlist(
const GURL& url,
CheckUrlForHighConfidenceAllowlistCallback callback) override;
bool CheckUrlForSubresourceFilter(const GURL& url, Client* client) override;
void MatchDownloadAllowlistUrl(
const GURL& url,
base::OnceCallback<void(bool)> callback) override;
safe_browsing::ThreatSource GetBrowseUrlThreatSource(
CheckBrowseUrlType check_type) const override;
safe_browsing::ThreatSource GetNonBrowseUrlThreatSource() const override;
void StartOnUIThread(
scoped_refptr<network::SharedURLLoaderFactory> url_loader_factory,
const V4ProtocolConfig& config) override;
void StopOnUIThread(bool shutdown) override;
bool IsDatabaseReady() const override;
//
// RemoteSafeBrowsingDatabaseManager implementation
//
private:
class ClientRequest; // Per-request tracker.
friend class base::RefCountedThreadSafe<RemoteSafeBrowsingDatabaseManager>;
~RemoteSafeBrowsingDatabaseManager() override;
// Requests currently outstanding. This owns the ptrs.
std::vector<std::unique_ptr<ClientRequest>> current_requests_;
// Whether the service is running. 'enabled_' is used by the
// RemoteSafeBrowsingDatabaseManager on the IO thread during normal
// operations.
bool enabled_;
}; // class RemoteSafeBrowsingDatabaseManager
} // namespace safe_browsing
#endif // COMPONENTS_SAFE_BROWSING_ANDROID_REMOTE_DATABASE_MANAGER_H_
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