datetime.h

来自「T-kernel 的extension源代码」· C头文件 代码 · 共 56 行

/*
 *----------------------------------------------------------------------
 *    T-Kernel / Standard Extension
 *
 *    Copyright (C) 2006 by Ken Sakamura. All rights reserved.
 *    T-Kernel / Standard Extension is distributed 
 *      under the T-License for T-Kernel / Standard Extension.
 *----------------------------------------------------------------------
 *
 *    Version:   1.00.00
 *    Released by T-Engine Forum(http://www.t-engine.org) at 2006/8/11.
 *
 *----------------------------------------------------------------------
 */

/*
 *	datetime.h
 *
 *	Time library
 */

#ifndef __EXTENSION_DATETIME_H__
#define __EXTENSION_DATETIME_H__

#include <basic.h>
#include "clk.h"


#ifdef __cplusplus
extern "C" {
#endif

/*
 * Conversion between calendar dates and total number of seconds
 */
IMPORT void	DATEtoTIME( STIME *time, DATE_TIM *date );
IMPORT void	TIMEtoDATE( DATE_TIM *date, STIME time );

/*
 * Local time correction
 */
Inline STIME GMTtoLT( STIME time, TIMEZONE *tz )
{
	return time - tz->adjust + (( tz->dst_flg != 0 )? tz->dst_adj * 60: 0);
}

Inline STIME LTtoGMT( STIME time, TIMEZONE *tz )
{
	return time + tz->adjust - (( tz->dst_flg != 0 )? tz->dst_adj * 60: 0);
}

#ifdef __cplusplus
}
#endif
#endif /* __EXTENSION_DATETIME_H__ */