15821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// Copyright (c) 2012 The Chromium Authors. All rights reserved. 25821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// Use of this source code is governed by a BSD-style license that can be 35821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// found in the LICENSE file. 45821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 55821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#ifndef CHROME_BROWSER_BROWSING_DATA_BROWSING_DATA_QUOTA_HELPER_H_ 65821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#define CHROME_BROWSER_BROWSING_DATA_BROWSING_DATA_QUOTA_HELPER_H_ 75821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 85821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include <list> 95821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include <string> 105821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 115821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "base/callback.h" 125821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "base/memory/ref_counted.h" 13b2df76ea8fec9e32f6f3718986dba0d95315b29cTorne (Richard Coles)#include "base/message_loop/message_loop_proxy.h" 145821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "base/sequenced_task_runner_helpers.h" 151320f92c476a1ad9d19dba2a48c72b75566198e9Primiano Tucci#include "storage/common/quota/quota_types.h" 165821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 175821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)class BrowsingDataQuotaHelper; 185821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)class Profile; 195821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 205821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)struct BrowsingDataQuotaHelperDeleter { 215821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) static void Destruct(const BrowsingDataQuotaHelper* helper); 225821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)}; 235821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 245821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// This class is an interface class to bridge between Cookies Tree and Unified 255821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// Quota System. This class provides a way to get usage and quota information 265821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// through the instance. 275821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// 285821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// Call Create to create an instance for a profile and call StartFetching with 295821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// a callback to fetch information asynchronously. 305821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// 315821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// Parallel fetching is not allowed, a fetching task should start after end of 325821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// previous task. All method of this class should called from UI thread. 335821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)class BrowsingDataQuotaHelper 345821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) : public base::RefCountedThreadSafe<BrowsingDataQuotaHelper, 355821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) BrowsingDataQuotaHelperDeleter> { 365821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) public: 375821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // QuotaInfo contains host-based quota and usage information for persistent 385821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // and temporary storage. 395821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) struct QuotaInfo { 405821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) QuotaInfo(); 415821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) explicit QuotaInfo(const std::string& host); 425821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) QuotaInfo(const std::string& host, 435821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) int64 temporary_usage, 44c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles) int64 persistent_usage, 45c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles) int64 syncable_usage); 465821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) ~QuotaInfo(); 475821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 485821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Certain versions of MSVC 2008 have bad implementations of ADL for nested 495821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // classes so they require these operators to be declared here instead of in 505821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // the global namespace. 515821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) bool operator <(const QuotaInfo& rhs) const; 525821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) bool operator ==(const QuotaInfo& rhs) const; 535821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 545821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) std::string host; 555821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) int64 temporary_usage; 565821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) int64 persistent_usage; 57c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles) int64 syncable_usage; 585821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) }; 595821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 605821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) typedef std::list<QuotaInfo> QuotaInfoArray; 615821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) typedef base::Callback<void(const QuotaInfoArray&)> FetchResultCallback; 625821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 635821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) static BrowsingDataQuotaHelper* Create(Profile* profile); 645821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 655821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) virtual void StartFetching(const FetchResultCallback& callback) = 0; 665821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 675821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) virtual void RevokeHostQuota(const std::string& host) = 0; 685821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 695821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) protected: 705821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) explicit BrowsingDataQuotaHelper(base::MessageLoopProxy* io_thread_); 715821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) virtual ~BrowsingDataQuotaHelper(); 725821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 735821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) private: 745821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) friend class base::DeleteHelper<BrowsingDataQuotaHelper>; 755821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) friend struct BrowsingDataQuotaHelperDeleter; 765821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) scoped_refptr<base::MessageLoopProxy> io_thread_; 775821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 785821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) DISALLOW_COPY_AND_ASSIGN(BrowsingDataQuotaHelper); 795821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)}; 805821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 815821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#endif // CHROME_BROWSER_BROWSING_DATA_BROWSING_DATA_QUOTA_HELPER_H_ 82