90 lines
3.5 KiB
C
90 lines
3.5 KiB
C
/*****************************************************************************\
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* efs - General purpose Embedded Filesystem library *
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* --------------------- ----------------------------------- *
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* *
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* Filename : time.c *
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* Description : This file contains functions for time support *
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* *
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* This program is free software; you can redistribute it and/or *
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* modify it under the terms of the GNU General Public License *
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* as published by the Free Software Foundation; version 2 *
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* of the License. *
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*
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* This program is distributed in the hope that it will be useful, *
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* but WITHOUT ANY WARRANTY; without even the implied warranty of *
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
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* GNU General Public License for more details. *
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* *
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* As a special exception, if other files instantiate templates or *
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* use macros or inline functions from this file, or you compile this *
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* file and link it with other works to produce a work based on this file, *
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* this file does not by itself cause the resulting work to be covered *
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* by the GNU General Public License. However the source code for this *
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* file must still be made available in accordance with section (3) of *
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* the GNU General Public License. *
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* *
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* This exception does not invalidate any other reasons why a work based *
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* on this file might be covered by the GNU General Public License. *
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* *
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* (c)2006 Lennart Yseboodt *
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* (c)2006 Michael De Nil *
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\*****************************************************************************/
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/*****************************************************************************/
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#include "time.h"
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#include "fs.h"
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/*****************************************************************************/
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euint16 fs_makeDate(void)
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{
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#ifndef DATE_TIME_SUPPORT
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return(0);
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#else
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euint8 m,d;
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euint16 y;
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y = time_getYear()-1980;
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m = time_getMonth();
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d = time_getDay();
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return(
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(y>127?127<<9:(y&0x3F)<<9) |
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((m==0||m>12)?1:(m&0xF)<<5) |
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((d==0||d>31)?1:(d&0x1F))
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);
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#endif
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}
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/*****************************************************************************/
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euint16 fs_makeTime(void)
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{
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#ifndef DATE_TIME_SUPPORT
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return(0);
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#else
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euint8 s,m,h;
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s = time_getSecond();
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m = time_getMinute();
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h = time_getHour();
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return(
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(h>23?0:(h&0x1F)<<11) |
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(m>59?0:(m&0x3F)<<5) |
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(s>59?0:(s-s%2)/2)
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);
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#endif
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}
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/*****************************************************************************/
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euint8 fs_hasTimeSupport(void)
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{
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#ifdef DATE_TIME_SUPPORT
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return(1);
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#else
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return(0);
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#endif
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}
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/*****************************************************************************/
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