15821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// Copyright (c) 2011 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) 5116680a4aac90f2aa7413d9095a592090648e557Ben Murdoch#include "content/browser/appcache/appcache_backend_impl.h" 65821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 75821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "base/stl_util.h" 8116680a4aac90f2aa7413d9095a592090648e557Ben Murdoch#include "content/browser/appcache/appcache.h" 9116680a4aac90f2aa7413d9095a592090648e557Ben Murdoch#include "content/browser/appcache/appcache_group.h" 10116680a4aac90f2aa7413d9095a592090648e557Ben Murdoch#include "content/browser/appcache/appcache_service_impl.h" 115821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 12116680a4aac90f2aa7413d9095a592090648e557Ben Murdochnamespace content { 135821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 145821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)AppCacheBackendImpl::AppCacheBackendImpl() 155821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) : service_(NULL), 165821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) frontend_(NULL), 175821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) process_id_(0) { 185821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 195821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 205821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)AppCacheBackendImpl::~AppCacheBackendImpl() { 215821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) STLDeleteValues(&hosts_); 225821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (service_) 235821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) service_->UnregisterBackend(this); 245821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 255821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 2646d4c2bc3267f3f028f39e7e311b0f89aba2e4fdTorne (Richard Coles)void AppCacheBackendImpl::Initialize(AppCacheServiceImpl* service, 275821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) AppCacheFrontend* frontend, 285821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) int process_id) { 295821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) DCHECK(!service_ && !frontend_ && frontend && service); 305821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) service_ = service; 315821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) frontend_ = frontend; 325821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) process_id_ = process_id; 335821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) service_->RegisterBackend(this); 345821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 355821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 365821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)bool AppCacheBackendImpl::RegisterHost(int id) { 375821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (GetHost(id)) 385821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return false; 395821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 405821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) hosts_.insert( 415821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) HostMap::value_type(id, new AppCacheHost(id, frontend_, service_))); 425821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return true; 435821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 445821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 455821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)bool AppCacheBackendImpl::UnregisterHost(int id) { 465821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) HostMap::iterator found = hosts_.find(id); 475821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (found == hosts_.end()) 485821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return false; 495821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 505821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) delete found->second; 515821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) hosts_.erase(found); 525821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return true; 535821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 545821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 555821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)bool AppCacheBackendImpl::SetSpawningHostId( 565821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) int host_id, 575821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) int spawning_host_id) { 585821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) AppCacheHost* host = GetHost(host_id); 595821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (!host) 605821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return false; 615821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) host->SetSpawningHostId(process_id_, spawning_host_id); 625821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return true; 635821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 645821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 655821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)bool AppCacheBackendImpl::SelectCache( 665821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) int host_id, 675821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) const GURL& document_url, 685821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) const int64 cache_document_was_loaded_from, 695821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) const GURL& manifest_url) { 705821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) AppCacheHost* host = GetHost(host_id); 715821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (!host) 725821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return false; 735821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 745821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) host->SelectCache(document_url, cache_document_was_loaded_from, 755821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) manifest_url); 765821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return true; 775821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 785821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 795821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)bool AppCacheBackendImpl::SelectCacheForWorker( 805821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) int host_id, int parent_process_id, int parent_host_id) { 815821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) AppCacheHost* host = GetHost(host_id); 825821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (!host) 835821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return false; 845821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 855821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) host->SelectCacheForWorker(parent_process_id, parent_host_id); 865821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return true; 875821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 885821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 895821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)bool AppCacheBackendImpl::SelectCacheForSharedWorker( 905821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) int host_id, int64 appcache_id) { 915821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) AppCacheHost* host = GetHost(host_id); 925821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (!host) 935821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return false; 945821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 955821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) host->SelectCacheForSharedWorker(appcache_id); 965821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return true; 975821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 985821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 995821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)bool AppCacheBackendImpl::MarkAsForeignEntry( 1005821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) int host_id, 1015821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) const GURL& document_url, 1025821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) int64 cache_document_was_loaded_from) { 1035821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) AppCacheHost* host = GetHost(host_id); 1045821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (!host) 1055821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return false; 1065821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1075821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) host->MarkAsForeignEntry(document_url, cache_document_was_loaded_from); 1085821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return true; 1095821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 1105821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1115821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)bool AppCacheBackendImpl::GetStatusWithCallback( 1125821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) int host_id, const GetStatusCallback& callback, void* callback_param) { 1135821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) AppCacheHost* host = GetHost(host_id); 1145821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (!host) 1155821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return false; 1165821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1175821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) host->GetStatusWithCallback(callback, callback_param); 1185821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return true; 1195821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 1205821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1215821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)bool AppCacheBackendImpl::StartUpdateWithCallback( 1225821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) int host_id, const StartUpdateCallback& callback, void* callback_param) { 1235821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) AppCacheHost* host = GetHost(host_id); 1245821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (!host) 1255821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return false; 1265821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1275821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) host->StartUpdateWithCallback(callback, callback_param); 1285821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return true; 1295821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 1305821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1315821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)bool AppCacheBackendImpl::SwapCacheWithCallback( 1325821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) int host_id, const SwapCacheCallback& callback, void* callback_param) { 1335821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) AppCacheHost* host = GetHost(host_id); 1345821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (!host) 1355821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return false; 1365821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1375821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) host->SwapCacheWithCallback(callback, callback_param); 1385821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return true; 1395821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 1405821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1415821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)void AppCacheBackendImpl::GetResourceList( 142116680a4aac90f2aa7413d9095a592090648e557Ben Murdoch int host_id, std::vector<AppCacheResourceInfo>* resource_infos) { 1435821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) AppCacheHost* host = GetHost(host_id); 1445821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (!host) 1455821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return; 1465821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1475821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) host->GetResourceList(resource_infos); 1485821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 1495821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1505d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles)scoped_ptr<AppCacheHost> AppCacheBackendImpl::TransferHostOut(int host_id) { 1515d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) HostMap::iterator found = hosts_.find(host_id); 1525d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) if (found == hosts_.end()) { 1535d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) NOTREACHED(); 1545d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) return scoped_ptr<AppCacheHost>(); 1555d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) } 1565d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) 1575d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) AppCacheHost* transferree = found->second; 1585d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) 1595d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) // Put a new empty host in its place. 1605d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) found->second = new AppCacheHost(host_id, frontend_, service_); 1615d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) 1625d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) // We give up ownership. 1635d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) transferree->PrepareForTransfer(); 1645d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) return scoped_ptr<AppCacheHost>(transferree); 1655d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles)} 1665d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) 1675d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles)void AppCacheBackendImpl::TransferHostIn( 1685d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) int new_host_id, scoped_ptr<AppCacheHost> host) { 1695d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) HostMap::iterator found = hosts_.find(new_host_id); 1705d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) if (found == hosts_.end()) { 1715d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) NOTREACHED(); 1725d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) return; 1735d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) } 1745d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) 1755d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) delete found->second; 1765d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) 1775d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) // We take onwership. 1785d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) host->CompleteTransfer(new_host_id, frontend_); 1795d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) found->second = host.release(); 1805d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles)} 1815d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) 182116680a4aac90f2aa7413d9095a592090648e557Ben Murdoch} // namespace content 183