author | Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> |
Thu, 24 Sep 2009 12:53:48 +0300 | |
changeset 17 | c8a366e56285 |
parent 16 | a359256acfc6 |
child 42 | d39add9822e2 |
permissions | -rw-r--r-- |
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/* |
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* Copyright (c) 2006 Nokia Corporation and/or its subsidiary(-ies). |
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* All rights reserved. |
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* This component and the accompanying materials are made available |
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* under the terms of the License "Eclipse Public License v1.0" |
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* which accompanies this distribution, and is available |
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* at the URL "http://www.eclipse.org/legal/epl-v10.html". |
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* |
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* Initial Contributors: |
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* Nokia Corporation - initial contribution. |
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* |
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* Contributors: |
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* |
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* Description: CResourceHandleManager |
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* |
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*/ |
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#include "config.h" |
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#include "hashmap.h" |
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#include "CString.h" |
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#include "CookieJar.h" |
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#include "ResourceHandle.h" |
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#include "ResourceHandleClient.h" |
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#include "ResourceResponse.h" |
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#include "ResourceHandleManagerSymbian.h" |
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#include "ResourceHandleInternal.h" |
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#include "ResourceError.h" |
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#include "MimeTypeRegistry.h" |
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#include "WebCoreFrameBridge.h" |
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#include "WebCoreKeyValuePair.h" |
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#include "oom.h" |
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#include <e32hal.h> |
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const TUint KPluginsRescueBuffer = 3*1024*1024; //3MB |
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#define notImplemented() {} |
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namespace WebCore { |
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static CResourceHandleManager* s_self = 0; |
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void cleanupHandleManager() |
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{ |
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if(s_self){ |
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delete s_self; |
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s_self = 0; |
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} |
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} |
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CResourceHandleManager::CResourceHandleManager() |
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{ |
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} |
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CResourceHandleManager::~CResourceHandleManager() |
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{ |
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} |
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CResourceHandleManager* CResourceHandleManager::self() |
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{ |
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if (!s_self) |
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s_self = new CResourceHandleManager(); |
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|
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return s_self; |
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} |
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|
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int CResourceHandleManager::add(ResourceHandle* resource) |
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{ |
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ASSERT(resource); |
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ResourceHandleInternal* d = resource->getInternal(); |
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ResourceRequest r = resource->request(); |
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if (r.httpMethod() != "GET" && r.httpMethod() != "POST" && |
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r.httpMethod() != "DELETE" && r.httpMethod() != "PUT") { |
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notImplemented(); |
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return KErrNotSupported; |
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} |
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if (d->m_connection) |
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return (d->m_connection->submit()); |
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return KErrNone; |
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} |
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void CResourceHandleManager::cancel(ResourceHandle* resource) |
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{ |
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ResourceHandleClient* client = resource->client(); |
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if (!client) |
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return; |
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MUrlConnection *connection = resource->getInternal()->m_connection; |
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if (!connection) |
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return; |
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if (!connection->m_cancelled) { |
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connection->m_cancelled = true; |
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connection->cancel(); |
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} |
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} |
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void CResourceHandleManager::receivedResponse(ResourceHandle* resource, ResourceResponse& response, MUrlConnection* connection) |
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{ |
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if (!connection) |
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return; |
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if (connection->m_cancelled) |
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return; |
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ResourceHandleClient* client = resource->client(); |
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if (!client) |
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return; |
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client->didReceiveResponse(resource, response); |
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} |
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void CResourceHandleManager::receivedData(ResourceHandle* resource, const TDesC8& data, int contentLength, MUrlConnection* connection) |
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{ |
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if (!connection) |
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return; |
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if (connection->m_cancelled) |
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return; |
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ResourceHandleClient* client = resource->client(); |
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if (!client) |
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return; |
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118 |
|
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// check if we have enough memory to handle this request |
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if (resource->request().mainLoad()) { |
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OOM_PRE_CHECK(contentLength<<4, contentLength, "CResourceHandleManager::receiveData()") |
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client->didReceiveData(resource, (const char*)data.Ptr(), data.Length(), data.Length()); |
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OOM_POST_CHECK_FAILED(client->didFail(resource, ResourceError(String(), KErrNoMemory, String(), String()));) |
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} |
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else if (client->isLoadingPlugins()) { |
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126 |
|
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TMemoryInfoV1Buf info; |
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UserHal::MemoryInfo( info ); |
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int needed = data.Length(); |
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if( needed+KPluginsRescueBuffer < info().iFreeRamInBytes ) { |
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client->didReceiveData(resource, (const char*)data.Ptr(), data.Length(), data.Length()); |
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} else { |
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client->didFail(resource, ResourceError(String(), KErrNoMemory, String(), String())); |
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} |
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|
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} |
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else { |
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int needed = std::max(contentLength, std::max(client->receivedDataBufferSize(), data.Length())); |
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OOM_PRE_CHECK(needed<<2, needed<<1, "CResourceHandleManager::receiveData()") |
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client->didReceiveData(resource, (const char*)data.Ptr(), data.Length(), data.Length()); |
13 | 141 |
OOM_POST_CHECK_FAILED(connection->handleError(KErrNoMemory);) |
0
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} |
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} |
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|
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void CResourceHandleManager::receivedFinished(ResourceHandle* resource, TInt errorCode, MUrlConnection* connection) |
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{ |
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if (!connection) |
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return; |
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if (connection->m_cancelled) |
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150 |
return; |
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ResourceHandleClient* client = resource->client(); |
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if (!client) |
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153 |
return; |
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if (connection->m_cancelled) { |
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return; |
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156 |
} |
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if (errorCode) { |
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client->didFail(resource, ResourceError(String(), errorCode, String(), String())); |
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} else { |
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client->didFinishLoading(resource); |
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161 |
} |
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162 |
} |
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163 |
|
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} // namespace WebCore |
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|
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166 |
|
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167 |