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// 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 SERVICES_NETWORK_HTTP_AUTH_CACHE_COPIER_H_
#define SERVICES_NETWORK_HTTP_AUTH_CACHE_COPIER_H_
#include <map>
#include <memory>
#include "base/macros.h"
#include "base/unguessable_token.h"
namespace net {
class HttpAuthCache;
}
namespace network {
// Facilitates copying the proxy entries of one HttpAuthCache into another via
// an intermediate cache. This allows copying between two HttpAuthCache
// instances that cannot both be accessed at the same time, such as the
// HttpAuthCaches in two NetworkContexts.
class HttpAuthCacheCopier {
public:
HttpAuthCacheCopier();
HttpAuthCacheCopier(const HttpAuthCacheCopier&) = delete;
HttpAuthCacheCopier& operator=(const HttpAuthCacheCopier&) = delete;
~HttpAuthCacheCopier();
// Saves the proxy entries of the given HttpAuthCache in an intermediate
// HttpAuthCache and returns a key that can be used to load the saved contents
// into another HttpAuthCache via the LoadHttpAuthCache method.
base::UnguessableToken SaveHttpAuthCache(const net::HttpAuthCache& cache);
// Loads the HttpAuthCache previously saved via a call to SaveHttpAuthCache
// into the given HttpAuthCache instance and deletes the previously saved
// HttpAuthCache.
void LoadHttpAuthCache(const base::UnguessableToken& key,
net::HttpAuthCache* cache);
private:
std::map<base::UnguessableToken, std::unique_ptr<net::HttpAuthCache>> caches_;
};
} // namespace network
#endif // SERVICES_NETWORK_HTTP_AUTH_CACHE_COPIER_H_
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