qthighway/xqserviceipc/xqserviceipc/xqserviceipc.cpp
changeset 1 2b40d63a9c3d
child 24 9d760f716ca8
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/qthighway/xqserviceipc/xqserviceipc/xqserviceipc.cpp	Fri Apr 16 15:51:22 2010 +0300
@@ -0,0 +1,201 @@
+/*
+* Copyright (c) 2008 Nokia Corporation and/or its subsidiary(-ies).
+* All rights reserved.
+*
+* This program is free software: you can redistribute it and/or modify
+* it under the terms of the GNU Lesser General Public License as published by
+* the Free Software Foundation, version 2.1 of the License.
+* 
+* This program is distributed in the hope that it will be useful,
+* but WITHOUT ANY WARRANTY; without even the implied warranty of
+* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+* GNU Lesser General Public License for more details.
+*
+* You should have received a copy of the GNU Lesser General Public License
+* along with this program.  If not, 
+* see "http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html/".
+*
+* Description:  IPC Client side implementation
+*
+*/
+
+#include "xqservicelog.h"
+
+#include "xqserviceipc.h"
+#include "xqserviceipc_p.h"
+#include "xqserviceipcfactory.h"
+
+namespace QtService
+{
+
+/*!
+ \class ServiceFwIPC
+ Public interface class for IPC operations
+ */
+
+/*!
+ Destructor
+ */
+ServiceFwIPC::~ServiceFwIPC()
+{
+    XQSERVICE_DEBUG_PRINT("ServiceFwIPC::~ServiceFwIPC");
+    delete d;
+}
+
+/*!
+ Constructor 
+ @param aBackend IPC backend to use
+ @param aParent Parent to this QObject
+ */
+ServiceFwIPC::ServiceFwIPC(QObject* aParent, TServiceIPCBackends aBackend) :
+                           QObject(aParent), iAsyncRequestPending(false)
+{
+    XQSERVICE_DEBUG_PRINT("ServiceFwIPC::ServiceFwIPC");
+    // Private implementation pattern
+    //
+    d = ServiceFwIPCFactory::createBackend(aBackend);
+    d->q = this;
+}
+
+/*!
+ Connect to the server
+ @param aServerName name of the server to connect to
+ @return true if connected, false if not
+ */
+bool ServiceFwIPC::connect(const QString& aServerName)
+{
+    XQSERVICE_DEBUG_PRINT("ServiceFwIPC::connect");
+    return d->connect(aServerName);
+}
+
+/*!
+ Disconnect from the server
+ @return void
+ */
+void ServiceFwIPC::disconnect()
+{
+    XQSERVICE_DEBUG_PRINT("ServiceFwIPC::disconnect");
+    d->disconnect();
+}
+
+/*!
+ Starts the service
+ @param aServerName name of the server
+ @param aExeName executable of the server
+ @return true if connected
+ */
+bool ServiceFwIPC::startServer(const QString& aServerName,
+                                  const QString& aExeName,
+                                  quint64& processId,
+                                  ServiceIPCStartServerOptions options)
+{
+    XQSERVICE_DEBUG_PRINT("ServiceFwIPC::startServer");
+    return d->startServer(aServerName, aExeName, processId, options);
+}
+
+/*!
+ Send a request synchronously
+ @param aRequestType name of the request
+ @param aData data to send
+ @return true if sent successful, otherwise false
+ */
+bool ServiceFwIPC::sendSync(const QString& aRequestType,
+                            const QByteArray& aData)
+{
+    XQSERVICE_DEBUG_PRINT("ServiceFwIPC::sendSync");
+#ifdef _DEBUG
+    Q_ASSERT_X( aRequestType.contains(";") == false, "", "aRequestType cannot contain semicolons!" );
+#endif // _DEBUG
+    bool sent = d->sendSync(aRequestType, aData);
+    if (sent) {
+        sent = waitForRead();
+    }
+    return sent;
+}
+
+
+/*!
+ Send a request asynchronously
+ @param aRequestType name of the request
+ @param aData data to send
+ @note Errors will be emitted via errors() signal
+ @return void                                              
+ */
+void ServiceFwIPC::sendAsync(const QString& aRequestType,
+                             const QByteArray& aData)
+{
+    XQSERVICE_DEBUG_PRINT("ServiceFwIPC::sendAsync");
+#ifdef _DEBUG
+    Q_ASSERT_X( aRequestType.contains(";") == false, "", "aRequestType cannot contain semicolons!" );
+#endif // _DEBUG
+    d->sendAsync(aRequestType, aData);
+    iAsyncRequestPending = true;
+}
+
+/**
+* Async read
+ */
+void ServiceFwIPC::readAll(QByteArray& aArray)
+{
+    XQSERVICE_DEBUG_PRINT("ServiceFwIPC::readAll(1)");
+    d->readAll(aArray);
+}
+
+/**
+* sync read
+*/
+QByteArray ServiceFwIPC::readAll()
+{
+    XQSERVICE_DEBUG_PRINT("ServiceFwIPC::readAll(2)");
+    return d->readAll();
+}
+
+/*!
+ Waits until data is available for reading 
+ @return true if data is available for reading
+ */
+bool ServiceFwIPC::waitForRead()
+{
+    XQSERVICE_DEBUG_PRINT("ServiceFwIPC::waitForRead");
+    return d->waitForRead();
+}
+
+/*!
+ Check if an async request is already pending
+ @return true if an async request is pending
+ false otherwise
+ */
+bool ServiceFwIPC::requestPending()
+{
+    XQSERVICE_DEBUG_PRINT("ServiceFwIPC::requestPending");
+    return iAsyncRequestPending;
+}
+
+void ServiceFwIPC::setUserData(const void *data)
+{
+    XQSERVICE_DEBUG_PRINT("ServiceFwIPC::setUserData: %x", (int)data);
+    d->setUserData(data);
+}
+
+}
+
+
+
+/*!
+ \fn QtService::ServiceFwIPC::error( int aError )
+ 
+ Signal emitted to handle any errors
+ @param aError error code
+ @note: For local socket implementation, the error can be interpreted 
+ as QLocalSocket::LocalSocketError
+ @return void
+ */
+
+/*!
+ \fn QtService::ServiceFwIPC::readyRead()
+
+ Handle when a reply has been received for async requests\n
+ Emitted when the entire data packet has been received
+ @return void
+ */
+// END OF FILE