localisation/apparchitecture/apgrfx/APSCLI.CPP
branchSymbian2
changeset 1 8758140453c0
child 6 c108117318cb
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/localisation/apparchitecture/apgrfx/APSCLI.CPP	Thu Jan 21 12:53:44 2010 +0000
@@ -0,0 +1,101 @@
+// Copyright (c) 1997-2009 Nokia Corporation and/or its subsidiary(-ies).
+// All rights reserved.
+// This component and the accompanying materials are made available
+// under the terms of the License "Symbian Foundation License v1.0"
+// which accompanies this distribution, and is available
+// at the URL "http://www.symbianfoundation.org/legal/sfl-v10.html".
+//
+// Initial Contributors:
+// Nokia Corporation - initial contribution.
+//
+// Contributors:
+//
+// Description:
+// Client access to the AppArc server
+// 
+//
+
+#include <e32base.h>
+#include <e32svr.h>
+#include <e32math.h>
+#include <apasvst.h>
+#include <apsserv.h>
+#include <e32uid.h>
+
+_LIT(KNameApaImage,"APSEXE");
+const TUid KServerUid3  = { 0x10003A3F };
+const TInt KApaServThreadMaxHeapSize = 0x100000; // 1Mb
+const TInt KApaServThreadStackSize = 0x3000; // Apparc server need extra stack as it has a lot of filenames and parse objects on stack from time to time
+
+EXPORT_C TInt StartupApaServer(MApaAppStarter& aAppStarter)
+/**
+Start the server in a thread, using the supplied app starter.
+
+@internalTechnology
+*/
+	{
+	RThread server;
+	TInt r=server.Create(NameApaServServerThread(),ApaServThreadStart,KApaServThreadStackSize,KMinHeapSize,KApaServThreadMaxHeapSize,&aAppStarter,EOwnerThread);
+	if (r!=KErrNone)
+		return r;
+	TRequestStatus stat;
+	server.Rendezvous(stat);
+	if (stat!=KRequestPending)
+		server.Kill(0);		// abort startup
+	else
+		server.Resume();	// logon OK - start the server
+	User::WaitForRequest(stat);		// wait for start or death
+	server.Close();
+	return stat.Int();
+	}
+
+EXPORT_C TInt StartupApaServerProcess()
+/**
+StartupApaServerProcess
+Start the server in a process, (or thread in EKA1 WINS). Simultaneous launching
+of two such processes should be detected when the second one attempts to
+create the server object, failing with KErrAlreadyExists.
+
+@publishedPartner 
+*/
+	{
+	const TUidType uidType(KNullUid, KNullUid, KServerUid3);
+	TInt r=KErrNone;
+	
+#ifdef APA_SERVER_IN_THREAD
+	// In WINS the server is a DLL, the exported entrypoint returns a TInt
+	// which represents the real entry-point for the server thread
+	RLibrary lib;
+	r=lib.Load(KNameApaImage,uidType);
+	if (r!=KErrNone)
+		return r;
+	TLibraryFunction ordinal1=lib.Lookup(1);
+	TThreadFunction serverFunc=reinterpret_cast<TThreadFunction>(ordinal1());
+	// To deal with the unique thread (+semaphore!) naming in EPOC, and that we may
+	// be trying to restart a server that has just exited we attempt to create a
+	// unique thread name for the server.
+	// This uses Math::Random() to generate a 32-bit random number for the name
+	TName name(NameApaServServerThread());
+	name.AppendNum(Math::Random(),EHex);
+	RThread server;
+	r=server.Create(name, serverFunc, KApaServThreadStackSize, NULL, &lib, NULL, KMinHeapSize,KApaServThreadMaxHeapSize, EOwnerProcess);
+	lib.Close();
+#else
+	// On ARM or any EKA2 target, the server is an EXE.
+	// Create a process from it.
+	RProcess server;
+	r=server.Create(KNameApaImage,KNullDesC,uidType);
+#endif
+	
+	if (r!=KErrNone)
+		return r;
+	TRequestStatus stat;
+	server.Rendezvous(stat);
+	if (stat!=KRequestPending)
+		server.Kill(0);		// abort startup
+	else
+		server.Resume();	// logon OK - start the server
+	User::WaitForRequest(stat);		// wait for start or death
+	server.Close();
+	return stat.Int();
+	}