author | Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> |
Tue, 31 Aug 2010 16:02:37 +0300 | |
branch | RCL_3 |
changeset 22 | 5d007b20cfd0 |
permissions | -rw-r--r-- |
22
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/* |
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* Copyright (c) 2008 Nokia Corporation and/or its subsidiary(-ies). |
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* All rights reserved. |
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* |
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* This program is free software: you can redistribute it and/or modify |
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* it under the terms of the GNU Lesser General Public License as published by |
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* the Free Software Foundation, version 2.1 of the License. |
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* |
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* This program is distributed in the hope that it will be useful, |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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* GNU Lesser General Public License for more details. |
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* |
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* You should have received a copy of the GNU Lesser General Public License |
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* along with this program. If not, |
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* see "http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html/". |
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* |
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* Description: IPC Client side implementation |
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* |
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*/ |
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#include "xqservicelog.h" |
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#include "xqserviceipc.h" |
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#include "xqserviceipc_p.h" |
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#include "xqserviceipcfactory.h" |
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namespace QtService |
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{ |
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|
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/*! |
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\class ServiceFwIPC |
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\brief Public interface class for IPC operations |
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*/ |
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/*! |
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Destructor |
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*/ |
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ServiceFwIPC::~ServiceFwIPC() |
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{ |
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XQSERVICE_DEBUG_PRINT("ServiceFwIPC::~ServiceFwIPC"); |
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delete d; |
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} |
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/*! |
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Constructor. |
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\param aParent Parent to this QObject |
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\param aBackend IPC backend to use |
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*/ |
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ServiceFwIPC::ServiceFwIPC(QObject* aParent, TServiceIPCBackends aBackend) : |
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QObject(aParent), iAsyncRequestPending(false) |
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{ |
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XQSERVICE_DEBUG_PRINT("ServiceFwIPC::ServiceFwIPC"); |
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// Private implementation pattern |
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// |
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d = ServiceFwIPCFactory::createBackend(aBackend); |
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d->q = this; |
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} |
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/*! |
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Connect to the server. |
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\param aServerName name of the server to connect to. |
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\return true if connected, false if not. |
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*/ |
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bool ServiceFwIPC::connect(const QString& aServerName) |
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{ |
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XQSERVICE_DEBUG_PRINT("ServiceFwIPC::connect"); |
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return d->connect(aServerName); |
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} |
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/*! |
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Disconnect from the server. |
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*/ |
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void ServiceFwIPC::disconnect() |
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{ |
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XQSERVICE_DEBUG_PRINT("ServiceFwIPC::disconnect"); |
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d->disconnect(); |
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} |
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/*! |
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Starts the service. |
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\param aServerName Name of the server. |
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\param aExeName Executable of the server. |
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\return true if connected. |
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*/ |
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bool ServiceFwIPC::startServer(const QString& aServerName, |
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const QString& aExeName, |
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quint64& processId, |
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ServiceIPCStartServerOptions options) |
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{ |
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XQSERVICE_DEBUG_PRINT("ServiceFwIPC::startServer"); |
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return d->startServer(aServerName, aExeName, processId, options); |
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} |
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/*! |
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Send a request synchronously. |
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\param aRequestType Name of the request. |
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\param aData Data to send. |
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\return true if sent successful, otherwise false. |
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*/ |
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bool ServiceFwIPC::sendSync(const QString& aRequestType, |
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const QByteArray& aData) |
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{ |
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XQSERVICE_DEBUG_PRINT("ServiceFwIPC::sendSync"); |
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#ifdef _DEBUG |
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Q_ASSERT_X( aRequestType.contains(";") == false, "", "aRequestType cannot contain semicolons!" ); |
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#endif // _DEBUG |
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bool sent = d->sendSync(aRequestType, aData); |
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if (sent) { |
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sent = waitForRead(); |
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} |
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return sent; |
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} |
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/*! |
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Send a request asynchronously. |
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\param aRequestType Name of the request. |
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\param aData Data to send. |
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\note Errors will be emitted via error() signal. |
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*/ |
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void ServiceFwIPC::sendAsync(const QString& aRequestType, |
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const QByteArray& aData) |
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{ |
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XQSERVICE_DEBUG_PRINT("ServiceFwIPC::sendAsync"); |
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#ifdef _DEBUG |
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Q_ASSERT_X( aRequestType.contains(";") == false, "", "aRequestType cannot contain semicolons!" ); |
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#endif // _DEBUG |
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d->sendAsync(aRequestType, aData); |
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iAsyncRequestPending = true; |
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} |
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/*! |
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Asynchronous read. |
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\param aArray Array where read data will be put. |
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*/ |
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void ServiceFwIPC::readAll(QByteArray& aArray) |
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{ |
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XQSERVICE_DEBUG_PRINT("ServiceFwIPC::readAll(1)"); |
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d->readAll(aArray); |
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} |
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/*! |
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Synchronous read. |
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\return Array which where read data is put. |
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*/ |
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QByteArray ServiceFwIPC::readAll() |
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{ |
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XQSERVICE_DEBUG_PRINT("ServiceFwIPC::readAll(2)"); |
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return d->readAll(); |
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} |
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/*! |
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Waits until data is available for reading. |
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\return true if data is available for reading. |
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*/ |
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bool ServiceFwIPC::waitForRead() |
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{ |
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XQSERVICE_DEBUG_PRINT("ServiceFwIPC::waitForRead"); |
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return d->waitForRead(); |
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} |
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|
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/*! |
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Check if an async request is already pending. |
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\return true if an async request is pending, |
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false otherwise. |
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*/ |
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bool ServiceFwIPC::requestPending() |
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{ |
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XQSERVICE_DEBUG_PRINT("ServiceFwIPC::requestPending"); |
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return iAsyncRequestPending; |
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} |
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|
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void ServiceFwIPC::setUserData(const void *data) |
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{ |
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XQSERVICE_DEBUG_PRINT("ServiceFwIPC::setUserData: %x", (int)data); |
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d->setUserData(data); |
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} |
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|
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} |
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|
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|
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/*! |
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\fn QtService::ServiceFwIPC::error( int aError ) |
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|
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Signal emitted to handle any errors. |
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\param aError error code |
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\note For local socket implementation, the error can be interpreted |
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as QLocalSocket::LocalSocketError |
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*/ |
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/*! |
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\fn QtService::ServiceFwIPC::readyRead() |
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Handle when a reply has been received for async requests. |
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Emitted when the entire data packet has been received |
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*/ |
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/*! |
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\fn QtService::ServiceFwIPC::ReadDone() |
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Emitted when reading has completed. |
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*/ |
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// END OF FILE |