--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/javamanager/javaupgradeapp/src.s60/javaupgradeapp.cpp Thu Aug 19 09:48:13 2010 +0300
@@ -0,0 +1,434 @@
+/*
+* Copyright (c) 2010 Nokia Corporation and/or its subsidiary(-ies).
+* All rights reserved.
+* This component and the accompanying materials are made available
+* under the terms of "Eclipse Public License v1.0"
+* which accompanies this distribution, and is available
+* at the URL "http://www.eclipse.org/legal/epl-v10.html".
+*
+* Initial Contributors:
+* Nokia Corporation - initial contribution.
+*
+* Contributors:
+*
+* Description: Helper application for uninstalling a java application and
+* then installing new application (java or native)
+*
+*/
+
+#include <apgcli.h>
+#include <apacmdln.h>
+#include <apmstd.h>
+#include <bacline.h>
+#include <e32cmn.h>
+#include <s32mem.h>
+#include <unistd.h>
+
+#include "exceptionbase.h"
+#include "javaoslayer.h"
+#include "javacommonutils.h"
+#include "javaprocessconstants.h"
+#include "javasymbianoslayer.h"
+#include "javauids.h"
+#include "logger.h"
+
+
+using namespace java::util;
+
+
+_LIT8(KHexValueStart, "0x");
+_LIT8(KSemiColon, ";");
+_LIT8(KUidArg, "uid=");
+_LIT8(KFileArg, "file=");
+
+const TInt KExtraLenForLogging = 2;
+const TInt KArgumentValueMaxLen = 1568;
+// Wait for 0.5 sec if ArcApp has not yet initialized
+const TInt KDelayWhenWaitingAppArc = 500000;
+
+
+/**
+ * Set the value of the argument specified by aArgName to aArgValue
+ *
+ * @param aCmdLine command line to be parsed
+ * @param aArgName the name of the argument
+ * @param aArgValue the value parsed from command line will be returned here
+ */
+static void getArgValueL(const TPtrC8 &aCmdLine, const TDesC8 &aArgName, HBufC **aArgValue)
+{
+ TBuf8<KArgumentValueMaxLen> valueBuf;
+ TInt argPos = aCmdLine.FindF(aArgName);
+ if (argPos >= 0)
+ {
+ TInt semicolonPos = aCmdLine.Mid(argPos).Find(KSemiColon);
+ if (KErrNotFound == semicolonPos)
+ {
+ semicolonPos = aCmdLine.Mid(argPos).Length();
+ }
+ TInt argLen = semicolonPos - aArgName.Length();
+ if (argLen >= KArgumentValueMaxLen)
+ {
+ // Protect from buffer overflow.
+ WLOG2(EUtils,
+ "javaupgradeapp: argument value len too long (%d), cutting it to %d",
+ argLen, (KArgumentValueMaxLen - 1));
+ argLen = KArgumentValueMaxLen - 1;
+ }
+ else if (argLen == 0)
+ {
+ User::Leave(KErrArgument);
+ }
+
+ valueBuf = aCmdLine.Mid(argPos + aArgName.Length(), argLen);
+ }
+
+ // Allocate new HBufC
+ HBufC *pBufValue = HBufC::NewL(valueBuf.Length() + 2);
+
+ // Convert argument from UTF8 to UCS-2 (UTF16)
+ std::wstring tmp = JavaCommonUtils::utf8ToWstring((const char *)valueBuf.PtrZ());
+
+ // Return the argument inside the new HBufC
+ *pBufValue = (const TUint16 *)(tmp.c_str());
+ *aArgValue = pBufValue;
+}
+
+
+/**
+ * Parse the name from the value of 'file' parameter in
+ * command line given in aCmdLine
+ *
+ * @param aCmdLine command line to be parsed, the format is
+ * <other_args>;file=YYY;<other_args>
+ * @param aFileName will contain the name parsed from command line
+ */
+static void getNameFromCommandLineL(const TPtrC8 &aCmdLine, HBufC **aFileName)
+{
+ TInt err = aCmdLine.FindF(KFileArg);
+ User::LeaveIfError(err);
+
+ getArgValueL(aCmdLine, KFileArg, aFileName);
+}
+
+
+/**
+ * Parse the Uid from the value of 'uid' parameter in
+ * command line given in aCmdLine
+ *
+ * @param aCmdLine command line to be parsed, the format is
+ * uid=YYY;<other_args>
+ * @param aUid will contain the Uid parsed from command line
+ */
+static void getUidFromCommandLineL(const TPtrC8 &aCmdLine, TInt32 &aUid)
+{
+ TInt err(KErrNone);
+ TInt argPos = aCmdLine.FindF(KUidArg);
+ if (KErrNotFound != argPos)
+ {
+ TPtrC8 uidToParse = aCmdLine.Mid(argPos + KUidArg.iTypeLength);
+ TLex8 parseUid(uidToParse);
+ if (uidToParse.FindF(KHexValueStart) == 0)
+ {
+ parseUid.Inc(2); // skip hex prefix
+ TUint32 tmpValue;
+ err = parseUid.Val(tmpValue, EHex);
+ aUid = tmpValue;
+ }
+ else
+ {
+ err = parseUid.Val(aUid);
+ }
+
+ if (KErrNone != err)
+ {
+ ELOG1(EUtils,
+ "javaupgradeapp failed parsing app Uid from cmdline uid param. Error %d",
+ err);
+ }
+ }
+ else
+ {
+ ELOG(EUtils,
+ "javaupgradeapp cannot uninstall app because uid parameter is not given");
+ }
+
+ User::LeaveIfError(err);
+}
+
+
+/**
+ * Parse the process command line.
+ * Determine the uid of the Java application to be uninstalled and
+ * the name of the application package to be installed.
+ * Leaves if argument 'file' exist but file name cannot be found,
+ * leaves if argument 'uid' exist but uid cannot be parsed from command line,
+ * does NOT leave if only one of the arguments is present
+ *
+ * @param aFileName returns value of argument 'file'
+ * @param aUid returns Uid of the Java application to be uninstalled
+ */
+void getFileAndUidL(HBufC **aFileName, TInt32 *aUid)
+{
+ CApaCommandLine* commandLine;
+
+ // CApaCommandLine command line is used when this application has been
+ // launched using AppArc APIs.
+ TInt err = CApaCommandLine::GetCommandLineFromProcessEnvironment(commandLine);
+ if (KErrNone != err)
+ {
+ ELOG1(EUtils, "javaupgradeapp: Getting CApaCommandLine failed, err %d", err);
+ User::Leave(err);
+ }
+ CleanupStack::PushL(commandLine);
+
+ // Get the value of _application-args_
+ TPtrC8 args = commandLine->TailEnd();
+ HBufC8 *pBufCmdLine =
+ HBufC8::NewLC(args.Length() + KExtraLenForLogging);
+ if (args.Length() > 0)
+ {
+ // Copy the arguments to the new HBufC8
+ TPtr8 cmdLineBuf = pBufCmdLine->Des();
+ cmdLineBuf = args;
+
+ LOG1(EUtils, EInfo,
+ "javaupgradeapp: full cmd line is : %s",
+ cmdLineBuf.PtrZ());
+
+ // Get the midlet uid from the commandline
+ TRAPD(err, getUidFromCommandLineL(cmdLineBuf, *aUid));
+ // It is enough that either midlet uid OR installation package name
+ // have been given in commandline
+ if ((err != KErrNone) && (err != KErrNotFound))
+ {
+ User::Leave(err);
+ }
+
+ // Get the name of the installation package from the commandline
+ TRAPD(err2, getNameFromCommandLineL(cmdLineBuf, aFileName))
+ if (err2 != KErrNone)
+ {
+ if (err2 == KErrNotFound)
+ {
+ if (err == KErrNotFound)
+ {
+ // Both arguments missing
+ User::Leave(KErrArgument);
+ }
+ }
+ else
+ {
+ User::Leave(err2);
+ }
+ }
+ }
+ else
+ {
+ ELOG(EUtils, "javaupgradeapp: empty command line");
+ User::Leave(KErrArgument);
+ }
+
+ CleanupStack::PopAndDestroy(pBufCmdLine);
+ CleanupStack::PopAndDestroy(commandLine);
+}
+
+
+/**
+ * Uninstall the java application specified by aUid parameter.
+ *
+ * @param aUid the Uid of the java application to be uninstalled
+ */
+void uninstallJavaAppL(TInt32 aUid)
+{
+ RProcess rJavaInstaller;
+ TFileName fileName;
+ // Max one path name and some options -> 1536 is enough
+ TBuf<1536> commandLine;
+
+ // Build command line used to pass all necessary info to Java Installer
+ TInt len = strlen(java::runtime::JAVA_INSTALLER_STARTER_DLL);
+ TPtr8 ptr8InstallerDll((TUint8 *)java::runtime::JAVA_INSTALLER_STARTER_DLL, len, len);
+ commandLine.Copy(ptr8InstallerDll);
+
+ // Use command line options that make sure that uninstallation is done
+ // always, silently and so that the uninstalled java application will
+ // be preinstalled again if the user uninstalls it
+ commandLine.Append(_L(" uninstall -uid="));
+ commandLine.AppendNum(aUid);
+ commandLine.Append(_L(" -forceuninstall -silent -resetpreinstall"));
+
+ LOG1WSTR(EUtils, EInfo,
+ "javaupgradeapp:uninstallJavaAppL Java Installer command line is %s",
+ (wchar_t *)(commandLine.PtrZ()));
+
+ // start JavaInstaller
+ TBuf<64> installerProcess; // Actual len of the process name is 9
+ len = strlen(java::runtime::JAVA_PROCESS);
+ TPtr8 ptr8Process((TUint8 *)java::runtime::JAVA_PROCESS, len, len);
+ installerProcess.Copy(ptr8Process);
+
+ TRequestStatus status;
+ TInt err = rJavaInstaller.Create(installerProcess, commandLine);
+ if (KErrNone == err)
+ {
+ LOG(EUtils, EInfo, "javaupgradeapp:uninstallJavaAppL calling Logon");
+ // Get notification when Java Installer exits (or panics)
+ rJavaInstaller.Logon(status);
+
+ LOG(EUtils, EInfo, "javaupgradeapp:uninstallJavaAppL calling Resume");
+ rJavaInstaller.Resume();
+ }
+ else
+ {
+ ELOG1(EUtils,
+ "javaupgradeapp:uninstallJavaAppL Cannot start Java Installer, error %d",
+ err);
+ User::Leave(err);
+ }
+
+ // now wait until Java Installer exits
+ User::WaitForRequest(status);
+
+ LOG(EUtils, EInfo, "javaupgradeapp:uninstallJavaAppL calling RProcess::Close");
+ // free resources before returning
+ rJavaInstaller.Close();
+}
+
+
+/**
+ *
+ *
+ *
+ */
+void installAppPackageL(HBufC *aBufFileName)
+{
+ // Open file using default handler,
+ // if the file is an installation package, it will be installed
+ RApaLsSession apaSession;
+ TInt err = apaSession.Connect();
+ if (KErrNone != err)
+ {
+ ELOG(EUtils,
+ "javaupgradeapp:installAppPackageL: Cannot connect to AppArc server");
+ User::Leave(err);
+ }
+ CleanupClosePushL(apaSession);
+
+ TInt retryCounter(10);
+ TThreadId handlerTreadId;
+ do
+ {
+ err = apaSession.StartDocument(*aBufFileName, handlerTreadId);
+ if (RApaLsSession::EAppListInvalid == err)
+ {
+ // Application list has not yet been populated,
+ // try again after a short delay
+ retryCounter--;
+ if (retryCounter > 0)
+ {
+ User::After(KDelayWhenWaitingAppArc); // codescanner::userafter
+ continue;
+ }
+ else
+ {
+ ELOG(EUtils,
+ "javaupgradeapp:installAppPackageL: RApaLsSession "
+ "StartDocument returned EAppListInvalid for 10 times, exiting");
+ User::Leave(err);
+ }
+ }
+ else if (KErrNone != err)
+ {
+ ELOG1(EUtils,
+ "javaupgradeapp:installAppPackageL: RApaLsSession "
+ "StartDocument returned error %d", err);
+ User::Leave(err);
+ }
+
+ } while (RApaLsSession::EAppListInvalid == err);
+
+ CleanupStack::PopAndDestroy(); // apaSession
+}
+
+
+/**
+ * Get the uid of the Java application to be uninstaller and
+ * start Java Installer to uninstall the application.
+ * Then install the new application package given in cmdline
+ *
+ */
+void handleUpgradeL(void)
+{
+ HBufC *pBufFileName = NULL;
+ TInt32 uid(0);
+
+ getFileAndUidL(&pBufFileName, &uid);
+
+ if (uid != 0)
+ {
+ PLOG1(EUtils, "javaupgradeapp uninstalling app uid %x", uid);
+ uninstallJavaAppL(uid);
+ }
+ else
+ {
+ WLOG(EUtils, "javaupgradeapp: uid argument was not given");
+ }
+
+ if (pBufFileName != NULL)
+ {
+ PLOG1WSTR(EUtils,
+ "javaupgradeapp: installing new app package %s",
+ (wchar_t *)(pBufFileName->Des().PtrZ()));
+ installAppPackageL(pBufFileName);
+
+ delete pBufFileName;
+ }
+ else
+ {
+ WLOG(EUtils, "javaupgradeapp: file argument was not given");
+ }
+}
+
+
+/**
+ * Main function of executable javaupgradeapp.exe.
+ * "installer app" created by Services team starts this executable when
+ * the "installer app" must be replaced with the real application (java/native or wrt)
+ *
+ * The command line format is
+ * uid=<Uid>;file=<full_path_to_installation_file>
+ * for example
+ * uid=0x10137c4d;file=D:\\temp\\upgrade\\package.sis
+ *
+ * Sample code for starting this application from the "installer app" MIDlet
+ * @code
+
+ MIDlet.platformRequest(
+ “nativeapp://application-exe=javaupgradeapp.exe;application-args=uid=0x10137c4d;file=D:\\temp\\upgrade\\package.sis”);
+
+ * @endcode
+ *
+ */
+TInt E32Main(void)
+{
+ // TODO: check that only MIDP runtime process can start this in final version
+ // that goes to ROM
+
+
+ CTrapCleanup *pCleanupStack = CTrapCleanup::New();
+ if (NULL == pCleanupStack)
+ {
+ ELOG(EUtils, "Cannot create CleanupStack in javaupgradeapp.exe main()");
+ return KErrNoMemory;
+ }
+
+ TRAPD(err, handleUpgradeL());
+ if (KErrNone != err)
+ {
+ ELOG1(EUtils, "javaupgradeapp.exe: handleUpgradeL leaved with err %d", err);
+ }
+
+ delete pCleanupStack;
+ return err;
+}
+