/*

* Copyright (c) 2009 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:  This main entry point of Java processes.

*

*/

#include <unistd.h>

#include <string.h>

#include <memory>

#include "logger.h"

#include "javaoslayer.h"

#include "exceptionbase.h"

#include "dynamiclibloader.h"

#include "javaprocessconstants.h"

using namespace java::util;

typedef int (*DllmainFunc)(int argc, const char *argv[]);

const char* allowedDlls[] = {java::runtime::JAVA_MIDP_STARTER_DLL,

                             java::runtime::JAVA_INSTALLER_STARTER_DLL,

                             java::runtime::JAVA_PREINSTALLER_STARTER_DLL,

                             java::runtime::JAVA_SIZE_HELPER_SERVER_DLL

                            };

const int tableSize = sizeof(allowedDlls) / sizeof(char*);

int main(int argc, const char *argv[])

{

    JELOG(EJavaRuntime, "Java main()");

    LOG(EJavaRuntime, EInfo, "JAVA MAIN STARTED");

    JavaOsLayer::startUpTrace("Java main", -1, -1);

    int result = -1;

    try

    {

        //Verifying that the dll name has been provided

        if (argc > 1)

        {

            const char* libName = argv[1];

            for (int i = 0; i<tableSize; ++i)

            {

                if (strcmp(libName, allowedDlls[i]) == 0) // codescanner::accessArrayElementWithoutCheck2

                {

                    result = 0;

                    break;

                }

            }

            if (result != 0)

            {

                ELOG1(EJavaRuntime, "Tried to create Java process with "

                      "illegal dll: %s ", libName);

                return -1;

            }

            //Loading the defined library

            std::auto_ptr<DynamicLibLoader>

            lib(new DynamicLibLoader(libName)); // codescanner::nonleavenew

            DllmainFunc dllMain = (DllmainFunc)(lib->getFunction("dllMain"));

            argv[1] = argv[0];

            //Calling the main entry point.

            result = dllMain(argc-1, &argv[1]); // codescanner::accessArrayElementWithoutCheck2

            lib->closeLib();

        }

        else

        {

            ELOG(EJavaRuntime, "Not enough arguments for loading the runtime "

                 "dll.");

        }

    }

    catch (ExceptionBase& e)

    {

        ELOG1(EJavaRuntime, "Java main() ExceptionBase catched: %s ",

              e.toString().c_str());

    }

    catch (std::exception& e)

    {

        ELOG1(EJavaRuntime, "Java main() Exception %s catched", e.what());

    }

    LOG1(EJavaRuntime, EInfo, "JAVA MAIN EXIT = %d", result);

    return result;

}