15d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles)// Copyright 2014 The Chromium Authors. All rights reserved. 25d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles)// Use of this source code is governed by a BSD-style license that can be 35d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles)// found in the LICENSE file. 45d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) 55d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles)#ifndef NET_HTTP_DISK_CACHE_BASED_QUIC_SERVER_INFO_H_ 65d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles)#define NET_HTTP_DISK_CACHE_BASED_QUIC_SERVER_INFO_H_ 75d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) 85d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles)#include <string> 95d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) 105d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles)#include "base/memory/ref_counted.h" 115d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles)#include "base/memory/weak_ptr.h" 125d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles)#include "base/threading/non_thread_safe.h" 135d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles)#include "net/base/completion_callback.h" 145d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles)#include "net/disk_cache/disk_cache.h" 155d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles)#include "net/quic/crypto/quic_server_info.h" 165d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) 175d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles)namespace net { 185d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) 195d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles)class HttpCache; 205d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles)class IOBuffer; 21e5d81f57cb97b3b6b7fccc9c5610d21eb81db09dBen Murdochclass QuicServerId; 225d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) 235d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles)// DiskCacheBasedQuicServerInfo fetches information about a QUIC server from 245d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles)// our standard disk cache. Since the information is defined to be 255d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles)// non-sensitive, it's ok for us to keep it on disk. 265d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles)class NET_EXPORT_PRIVATE DiskCacheBasedQuicServerInfo 275d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) : public QuicServerInfo, 285d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) public NON_EXPORTED_BASE(base::NonThreadSafe) { 295d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) public: 30e5d81f57cb97b3b6b7fccc9c5610d21eb81db09dBen Murdoch DiskCacheBasedQuicServerInfo(const QuicServerId& server_id, 315d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) HttpCache* http_cache); 325d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) 335d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) // QuicServerInfo implementation. 345d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) virtual void Start() OVERRIDE; 355d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) virtual int WaitForDataReady(const CompletionCallback& callback) OVERRIDE; 36a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) virtual bool IsDataReady() OVERRIDE; 3723730a6e56a168d1879203e4b3819bb36e3d8f1fTorne (Richard Coles) virtual bool IsReadyToPersist() OVERRIDE; 385d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) virtual void Persist() OVERRIDE; 395d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) 405d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) private: 415d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) struct CacheOperationDataShim; 425d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) enum State { 435d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) GET_BACKEND, 445d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) GET_BACKEND_COMPLETE, 455d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) OPEN, 465d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) OPEN_COMPLETE, 475d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) READ, 485d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) READ_COMPLETE, 495d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) WAIT_FOR_DATA_READY_DONE, 505d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) CREATE_OR_OPEN, 515d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) CREATE_OR_OPEN_COMPLETE, 525d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) WRITE, 535d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) WRITE_COMPLETE, 545d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) SET_DONE, 555d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) NONE, 565d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) }; 575d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) 585d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) virtual ~DiskCacheBasedQuicServerInfo(); 595d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) 605d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) std::string key() const; 615d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) 625d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) // The |unused| parameter is a small hack so that we can have the 635d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) // CacheOperationDataShim object owned by the Callback that is created for 645d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) // this method. See comment above CacheOperationDataShim for details. 655d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) void OnIOComplete(CacheOperationDataShim* unused, int rv); 665d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) 675d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) int DoLoop(int rv); 685d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) 695d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) int DoGetBackendComplete(int rv); 705d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) int DoOpenComplete(int rv); 715d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) int DoReadComplete(int rv); 725d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) int DoWriteComplete(int rv); 735d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) int DoCreateOrOpenComplete(int rv); 745d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) 755d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) int DoGetBackend(); 765d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) int DoOpen(); 775d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) int DoRead(); 785d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) int DoWrite(); 795d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) int DoCreateOrOpen(); 805d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) 815d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) // DoWaitForDataReadyDone is the terminal state of the read operation. 825d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) int DoWaitForDataReadyDone(); 835d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) 845d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) // DoSetDone is the terminal state of the write operation. 855d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) int DoSetDone(); 865d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) 875d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) CacheOperationDataShim* data_shim_; // Owned by |io_callback_|. 885d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) CompletionCallback io_callback_; 895d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) State state_; 905d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) bool ready_; 915d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) bool found_entry_; // Controls the behavior of DoCreateOrOpen. 925d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) std::string new_data_; 93e5d81f57cb97b3b6b7fccc9c5610d21eb81db09dBen Murdoch const QuicServerId server_id_; 945d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) HttpCache* const http_cache_; 955d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) disk_cache::Backend* backend_; 965d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) disk_cache::Entry* entry_; 975d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) CompletionCallback user_callback_; 985d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) scoped_refptr<IOBuffer> read_buffer_; 995d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) scoped_refptr<IOBuffer> write_buffer_; 1005d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) std::string data_; 1011320f92c476a1ad9d19dba2a48c72b75566198e9Primiano Tucci 1021320f92c476a1ad9d19dba2a48c72b75566198e9Primiano Tucci base::WeakPtrFactory<DiskCacheBasedQuicServerInfo> weak_factory_; 1035d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles)}; 1045d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) 1055d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles)} // namespace net 1065d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) 1075d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles)#endif // NET_HTTP_DISK_CACHE_BASED_QUIC_SERVER_INFO_H_ 108