/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */

/*

 * This file is part of the LibreOffice project.

 *

 * This Source Code Form is subject to the terms of the Mozilla Public

 * License, v. 2.0. If a copy of the MPL was not distributed with this

 * file, You can obtain one at http://mozilla.org/MPL/2.0/.

 *

 * This file incorporates work covered by the following license notice:

 *

 *   Licensed to the Apache Software Foundation (ASF) under one or more

 *   contributor license agreements. See the NOTICE file distributed

 *   with this work for additional information regarding copyright

 *   ownership. The ASF licenses this file to you under the Apache

 *   License, Version 2.0 (the "License"); you may not use this file

 *   except in compliance with the License. You may obtain a copy of

 *   the License at http://www.apache.org/licenses/LICENSE-2.0 .

 */

/*

 * This file is part of LibreOffice published API.

 */

#ifndef INCLUDED_OSL_TIME_H

#define INCLUDED_OSL_TIME_H

#include "sal/config.h"

#if defined LIBO_INTERNAL_ONLY

#if defined __cplusplus

#include <chrono>

#endif

#endif

#include "sal/saldllapi.h"

#include "sal/types.h"

#ifdef _WIN32

#   pragma pack(push, 8)

#endif

/** Time since Jan-01-1970

    @warning sal_uInt32 TimeValue::Seconds is only large enough for representing dates until year

    2106.

*/

#if defined LIBO_INTERNAL_ONLY && defined __cplusplus

struct TimeValue {

    TimeValue() = default;

    constexpr TimeValue(sal_uInt32 seconds, sal_uInt32 nanoseconds):

        Seconds(seconds), Nanosec(nanoseconds) {}

    template<typename Rep, typename Period> constexpr

    TimeValue(std::chrono::duration<Rep, Period> const & duration):

        Seconds(

            std::chrono::duration_cast<std::chrono::nanoseconds>(

                duration).count() / 1000000000),

        Nanosec(

            std::chrono::duration_cast<std::chrono::nanoseconds>(

                duration).count() % 1000000000)

    {}

Unexecuted instantiation: TimeValue::TimeValue<long long, std::__1::ratio<1l, 1000l> >(std::__1::chrono::duration<long long, std::__1::ratio<1l, 1000l> > const&)

Unexecuted instantiation: TimeValue::TimeValue<long long, std::__1::ratio<1l, 1l> >(std::__1::chrono::duration<long long, std::__1::ratio<1l, 1l> > const&)

    sal_uInt32 Seconds;

    sal_uInt32 Nanosec;

};

#else

#ifdef __cplusplus

extern "C" {

#endif

typedef struct {

    sal_uInt32 Seconds;

    sal_uInt32 Nanosec;

} TimeValue;

#ifdef __cplusplus

}

#endif

#endif

#if defined(_WIN32)

#   pragma pack(pop)

#endif

#ifdef __cplusplus

extern "C" {

#endif

typedef struct _oslDateTime

{

    /** contains the nanoseconds

    */

    sal_uInt32 NanoSeconds;

    /** contains the seconds (0-59).

    */

    sal_uInt16 Seconds;

    /** contains the minutes (0-59).

    */

    sal_uInt16 Minutes;

    /** contains the hour (0-23).

    */

    sal_uInt16 Hours;

    /** is the day of month (1-31).

    */

    sal_uInt16 Day;

    /** is the day of week (0-6 , 0 : Sunday).

    */

    sal_uInt16 DayOfWeek;

    /** is the month of year (1-12).

    */

    sal_uInt16 Month;

    /** is the year.

    */

    sal_Int16 Year;

} oslDateTime;

/** Get the current system time as TimeValue.

    @retval false if any error occurs.

*/

SAL_DLLPUBLIC sal_Bool SAL_CALL osl_getSystemTime(

        TimeValue* pTimeVal );

/** Get the GMT from a TimeValue and fill a struct oslDateTime

    @param[in] pTimeVal TimeValue

    @param[out] pDateTime On success it receives a struct oslDateTime

    @return sal_False if any error occurs else sal_True.

*/

SAL_DLLPUBLIC sal_Bool SAL_CALL osl_getDateTimeFromTimeValue(

        const TimeValue* pTimeVal, oslDateTime* pDateTime );

/** Get the GMT from a oslDateTime and fill a TimeValue

    @param[in] pDateTime oslDateTime

    @param[out] pTimeVal On success it receives a TimeValue

    @return sal_False if any error occurs else sal_True.

*/

SAL_DLLPUBLIC sal_Bool SAL_CALL osl_getTimeValueFromDateTime(

        const oslDateTime* pDateTime, TimeValue* pTimeVal );

/** Convert GMT to local time

    @param[in] pSystemTimeVal system time to convert

    @param[out] pLocalTimeVal On success it receives the local time

    @return sal_False if any error occurs else sal_True.

*/

SAL_DLLPUBLIC sal_Bool SAL_CALL osl_getLocalTimeFromSystemTime(

        const TimeValue* pSystemTimeVal, TimeValue* pLocalTimeVal );

/** Convert local time to GMT

    @param[in] pLocalTimeVal local time to convert

    @param[out] pSystemTimeVal On success it receives the system time

    @return sal_False if any error occurs else sal_True.

*/

SAL_DLLPUBLIC sal_Bool SAL_CALL osl_getSystemTimeFromLocalTime(

        const TimeValue* pLocalTimeVal, TimeValue* pSystemTimeVal );

/** Get the value of the global timer

    @return current timer value in milliseconds

 */

SAL_DLLPUBLIC sal_uInt32 SAL_CALL osl_getGlobalTimer(void);

#ifdef __cplusplus

}

#endif

#endif // INCLUDED_OSL_TIME_H

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