/*

* Copyright (c) 2008 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:  BootEventProvider

*

*/

#include <errno.h>

#include <fcntl.h>

#include <unistd.h>

#include <string.h>

#include "logger.h"

#include "coreinterface.h"

#include "eventconsumerinterface.h"

#include "booteventprovider.h"

#include "booteventprovidermessages.h"

namespace java

{

namespace captain

{

BootEventProvider::BootEventProvider() : mCore(0)

{

    JELOG2(EJavaCaptain);

}

BootEventProvider::~BootEventProvider()

{

    JELOG2(EJavaCaptain);

}

void BootEventProvider::startPlugin(CoreInterface* aCore)

{

    JELOG2(EJavaCaptain);

    mCore = aCore;

    int bootType = NORMAL_BOOT_C;

    if (isIadBoot())

    {

        bootType = IAD_BOOT_C;

        setBootFlag(IAD_BOOT_FLAG, false);

    }

    else if (isFirstDeviceBoot())

    {

        bootType = FIRST_DEVICE_BOOT_C;

        setBootFlag(FIRST_BOOT_FLAG, true);

    }

    dispatchEvent(BOOT_EVENT_PROVIDER, bootType);

}

void BootEventProvider::stopPlugin()

{

    JELOG2(EJavaCaptain);

    mCore = 0;

}

void BootEventProvider::dispatchEvent(const std::string& aEvent, int aType)

{

    LOG2(EJavaCaptain, EInfo, "BootEventProvider dispatching event=%s type=%d", aEvent.c_str(), aType);

    CommsMessage eventMsg;

    setBootMessageParams(eventMsg, aType);

    mCore->getEventDispatcher()->event(aEvent, eventMsg);

}

bool BootEventProvider::isFirstDeviceBoot() const

{

    JELOG2(EJavaCaptain);

    bool firstBoot = !fileExists(FIRST_BOOT_FLAG);

    return firstBoot;

}

bool BootEventProvider::isIadBoot() const

{

    JELOG2(EJavaCaptain);

    bool iadBoot = fileExists(IAD_BOOT_FLAG);

    return iadBoot;

}

void BootEventProvider::setBootFlag(const std::string& aPath, bool aCreate) const

{

    JELOG2(EJavaCaptain);

    if (aCreate)

    {

        createFile(aPath);

    }

    else

    {

        removeFile(aPath);

    }

}

bool BootEventProvider::fileExists(const std::string& aPath) const

{

    JELOG2(EJavaCaptain);

    bool exists = false;

    struct stat fileStatBuf;

    if (stat(aPath.c_str(), &fileStatBuf) == 0)

    {

        exists = true;

    }

    return exists;

}

void BootEventProvider::createFile(const std::string& aPath) const

{

    JELOG2(EJavaCaptain);

    int fd = open(aPath.c_str(), O_RDWR | O_CREAT, S_IRUSR | S_IWUSR);

    if (fd < 0)

    {

        ELOG1(EJavaCaptain, "createFile() failed: %s", strerror(errno));

    }

    else

    {

        close(fd);

    }

}

void BootEventProvider::removeFile(const std::string& aPath) const

{

    JELOG2(EJavaCaptain);

    int rc = unlink(aPath.c_str());

    if (rc < 0)

    {

        ELOG1(EJavaCaptain, "removeFile() failed: %s", strerror(errno));

    }

}

} // namespace captain

} // namespace java