00001 /* 00002 Copyright (c) 2000-2010 Nokia Corporation and/or its subsidiary(-ies). All rights reserved. 00003 00004 Redistribution and use in source and binary forms, with or without 00005 modification, are permitted provided that the following conditions are met: 00006 00007 * Redistributions of source code must retain the above copyright notice, this 00008 list of conditions and the following disclaimer. 00009 * Redistributions in binary form must reproduce the above copyright notice, 00010 this list of conditions and the following disclaimer in the documentation 00011 and/or other materials provided with the distribution. 00012 * Neither the name of Nokia Corporation nor the names of its contributors 00013 may be used to endorse or promote products derived from this software 00014 without specific prior written permission. 00015 00016 THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" 00017 AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 00018 IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE 00019 DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE 00020 FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 00021 DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR 00022 SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER 00023 CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, 00024 OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 00025 OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 00026 00027 Description: Transient server example - server classes 00028 */ 00029 00030 00031 #include <e32base.h> 00032 #include "clientserver.h" 00033 00034 enum TMyPanic 00035 { 00036 EPanicBadDescriptor, 00037 EPanicIllegalFunction, 00038 EPanicAlreadyReceiving 00039 }; 00040 00041 void PanicClient(const RMessagePtr2& aMessage,TMyPanic TMyPanic); 00042 00043 class CShutdown : public CTimer 00044 { 00045 enum {KMyShutdownDelay=0x200000}; // approx 2s 00046 public: 00047 inline CShutdown(); 00048 inline void ConstructL(); 00049 inline void Start(); 00050 private: 00051 void RunL(); 00052 }; 00053 00054 class CMyServer : public CServer2 00055 { 00056 public: 00057 static CServer2* NewLC(); 00058 void AddSession(); 00059 void DropSession(); 00060 void Send(const TDesC& aMessage); 00061 private: 00062 CMyServer(); 00063 void ConstructL(); 00064 CSession2* NewSessionL(const TVersion& aVersion, const RMessage2& aMessage) const; 00065 private: 00066 TInt iSessionCount; 00067 CShutdown iShutdown; 00068 }; 00069 00070 class CMySession : public CSession2 00071 { 00072 public: 00073 CMySession(); 00074 void CreateL(); 00075 void Send(const TDesC& aMessage); 00076 private: 00077 ~CMySession(); 00078 inline CMyServer& Server(); 00079 void ServiceL(const RMessage2& aMessage); 00080 void ServiceError(const RMessage2& aMessage,TInt aError); 00081 inline TBool ReceivePending() const; 00082 private: 00083 RMessagePtr2 iReceiveMsg; 00084 TInt iReceiveLen; 00085 }; 00086