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41 
42 #include <exception>
43 #include <e32base.h>
44 #include <e32uid.h>
45 #include "qcore_symbian_p.h"
46 #include <string>
47 #include <in_sock.h>
48 #include "qdebug.h"
49 
50 QT_BEGIN_NAMESPACE
51 
52 /*
53     Helper function for calling into Symbian classes that expect a TDes&.
54     This function converts a QString to a TDes by allocating memory that
55     must be deleted by the caller.
56 */
57 
qt_QString2HBufC(const QString & aString)58 Q_CORE_EXPORT HBufC* qt_QString2HBufC(const QString& aString)
59 {
60     HBufC *buffer;
61 #ifdef QT_NO_UNICODE
62     TPtrC8 ptr(reinterpret_cast<const TUint8*>(aString.toLocal8Bit().constData()));
63 #else
64     TPtrC16 ptr(qt_QString2TPtrC(aString));
65 #endif
66     buffer = HBufC::New(ptr.Length());
67     Q_CHECK_PTR(buffer);
68     buffer->Des().Copy(ptr);
69     return buffer;
70 }
71 
qt_TDesC2QString(const TDesC & aDescriptor)72 Q_CORE_EXPORT QString qt_TDesC2QString(const TDesC& aDescriptor)
73 {
74 #ifdef QT_NO_UNICODE
75     return QString::fromLocal8Bit(aDescriptor.Ptr(), aDescriptor.Length());
76 #else
77     return QString(reinterpret_cast<const QChar *>(aDescriptor.Ptr()), aDescriptor.Length());
78 #endif
79 }
80 
QHBufC()81 QHBufC::QHBufC()
82     : m_hBufC(0)
83 {
84 }
85 
QHBufC(const QHBufC & src)86 QHBufC::QHBufC(const QHBufC &src)
87 	: m_hBufC(src.m_hBufC->Alloc())
88 {
89     Q_CHECK_PTR(m_hBufC);
90 }
91 
92 /*!
93   \internal
94   Constructs a QHBufC from an HBufC. Note that the QHBufC instance takes
95   ownership of the HBufC.
96 */
QHBufC(HBufC * src)97 QHBufC::QHBufC(HBufC *src)
98     : m_hBufC(src)
99 {
100 }
101 
QHBufC(const QString & src)102 QHBufC::QHBufC(const QString &src)
103 {
104     m_hBufC = qt_QString2HBufC(src);
105 }
106 
~QHBufC()107 QHBufC::~QHBufC()
108 {
109     if (m_hBufC)
110         delete m_hBufC;
111 }
112 
113 class QS60RFsSession
114 {
115 public:
QS60RFsSession()116     QS60RFsSession() {
117         qt_symbian_throwIfError(iFs.Connect());
118         qt_symbian_throwIfError(iFs.ShareProtected());
119         //BC with 4.7: create private path on system drive
120         TInt sysdrive = iFs.GetSystemDrive();
121         TInt err = iFs.CreatePrivatePath(sysdrive);
122         if (err != KErrNone && err != KErrAlreadyExists)
123             qWarning("Failed to create private path on system drive.");
124         TFileName pfn = RProcess().FileName();
125         TInt drive;
126         if (pfn.Length() > 0 && iFs.CharToDrive(pfn[0], drive) == KErrNone) {
127             //BC with 4.7: create private path on application drive (except rom or system drive which is done above)
128             if (drive != sysdrive && drive != EDriveZ) {
129                 err = iFs.CreatePrivatePath(drive);
130                 if (err != KErrNone && err != KErrAlreadyExists)
131                     qWarning("Failed to create private path on application drive.");
132             }
133             //BC with 4.7: set working directory to same drive as application
134             iFs.SetSessionToPrivate(drive);
135         }
136     }
137 
~QS60RFsSession()138     ~QS60RFsSession() {
139         iFs.Close();
140     }
141 
GetRFs()142     RFs& GetRFs() {
143         return iFs;
144     }
145 
146 private:
147 
148     RFs iFs;
149 };
150 
qHash(const RSubSessionBase & key)151 uint qHash(const RSubSessionBase& key)
152 {
153     return qHash(key.SubSessionHandle());
154 }
155 
156 Q_GLOBAL_STATIC(QS60RFsSession, qt_s60_RFsSession);
157 
qt_s60GetRFs()158 Q_CORE_EXPORT RFs& qt_s60GetRFs()
159 {
160     return qt_s60_RFsSession()->GetRFs();
161 }
162 
QSymbianSocketManager()163 QSymbianSocketManager::QSymbianSocketManager() :
164     iNextSocket(0), iDefaultConnection(0)
165 {
166     TSessionPref preferences;
167     // ### In future this could be changed to KAfInet6 when that is more common than IPv4
168     preferences.iAddrFamily = KAfInet;
169     preferences.iProtocol = KProtocolInetIp;
170     //use global message pool, as we do not know how many sockets app will use
171     //TODO: is this the right choice?
172     qt_symbian_throwIfError(iSocketServ.Connect(preferences, -1));
173     qt_symbian_throwIfError(iSocketServ.ShareAuto());
174 }
175 
~QSymbianSocketManager()176 QSymbianSocketManager::~QSymbianSocketManager()
177 {
178     iSocketServ.Close();
179     if(!socketMap.isEmpty()) {
180         qWarning("leaked %d sockets on exit", socketMap.count());
181     }
182 }
183 
getSocketServer()184 RSocketServ& QSymbianSocketManager::getSocketServer() {
185     return iSocketServ;
186 }
187 
addSocket(const RSocket & socket)188 int QSymbianSocketManager::addSocket(const RSocket& socket) {
189     QHashableSocket sock(static_cast<const QHashableSocket &>(socket));
190     QMutexLocker l(&iMutex);
191     Q_ASSERT(!socketMap.contains(sock));
192     if(socketMap.contains(sock))
193         return socketMap.value(sock);
194     // allocate socket number
195     int guard = 0;
196     while(reverseSocketMap.contains(iNextSocket)) {
197         iNextSocket++;
198         iNextSocket %= max_sockets;
199         guard++;
200         if(guard > max_sockets)
201             return -1;
202     }
203     int id = iNextSocket;
204 
205     socketMap[sock] = id;
206     reverseSocketMap[id] = sock;
207     return id + socket_offset;
208 }
209 
removeSocket(const RSocket & socket)210 bool QSymbianSocketManager::removeSocket(const RSocket &socket) {
211     QHashableSocket sock(static_cast<const QHashableSocket &>(socket));
212     QMutexLocker l(&iMutex);
213     if(!socketMap.contains(sock))
214         return false;
215     int id = socketMap.value(sock);
216     socketMap.remove(sock);
217     reverseSocketMap.remove(id);
218     return true;
219 }
220 
lookupSocket(const RSocket & socket) const221 int QSymbianSocketManager::lookupSocket(const RSocket& socket) const {
222     QHashableSocket sock(static_cast<const QHashableSocket &>(socket));
223     QMutexLocker l(&iMutex);
224     if(!socketMap.contains(sock))
225         return -1;
226     int id = socketMap.value(sock);
227     return id + socket_offset;
228 }
229 
lookupSocket(int fd,RSocket & socket) const230 bool QSymbianSocketManager::lookupSocket(int fd, RSocket& socket) const {
231     QMutexLocker l(&iMutex);
232     int id = fd - socket_offset;
233     if(!reverseSocketMap.contains(id))
234         return false;
235     socket = reverseSocketMap.value(id);
236     return true;
237 }
238 
setDefaultConnection(RConnection * con)239 void QSymbianSocketManager::setDefaultConnection(RConnection* con)
240 {
241     iDefaultConnection = con;
242 }
243 
defaultConnection() const244 RConnection* QSymbianSocketManager::defaultConnection() const
245 {
246     return iDefaultConnection;
247 }
248 
addActiveConnection(TUint32 identifier)249 void QSymbianSocketManager::addActiveConnection(TUint32 identifier)
250 {
251     QMutexLocker l(&iMutex);
252     activeConnectionsMap[identifier]++;
253 #ifdef QT_BEARERMGMT_SYMBIAN_DEBUG
254     qDebug() << "addActiveConnection" << identifier << activeConnectionsMap[identifier];
255 #endif
256 }
257 
removeActiveConnection(TUint32 identifier)258 void QSymbianSocketManager::removeActiveConnection(TUint32 identifier)
259 {
260     QMutexLocker l(&iMutex);
261     int& val(activeConnectionsMap[identifier]);
262     Q_ASSERT(val > 0);
263 #ifdef QT_BEARERMGMT_SYMBIAN_DEBUG
264     qDebug() << "removeActiveConnection" << identifier << val - 1;
265 #endif
266     if (val <= 1)
267         activeConnectionsMap.remove(identifier);
268     else
269         val--;
270 }
271 
activeConnections() const272 QList<TUint32> QSymbianSocketManager::activeConnections() const
273 {
274     QMutexLocker l(&iMutex);
275 #ifdef QT_BEARERMGMT_SYMBIAN_DEBUG
276     qDebug() << "activeConnections" <<  activeConnectionsMap.keys();
277 #endif
278     return activeConnectionsMap.keys();
279 }
280 
281 Q_GLOBAL_STATIC(QSymbianSocketManager, qt_symbianSocketManager);
282 
instance()283 QSymbianSocketManager& QSymbianSocketManager::instance()
284 {
285     return *(qt_symbianSocketManager());
286 }
287 
qt_symbianGetSocketServer()288 Q_CORE_EXPORT RSocketServ& qt_symbianGetSocketServer()
289 {
290     return QSymbianSocketManager::instance().getSocketServer();
291 }
292 
293 QT_END_NAMESPACE
294