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Diffstat (limited to 'libical/src/libical/icaltime.c')
| -rw-r--r-- | libical/src/libical/icaltime.c | 199 |
1 files changed, 0 insertions, 199 deletions
diff --git a/libical/src/libical/icaltime.c b/libical/src/libical/icaltime.c deleted file mode 100644 index 6d651922d5..0000000000 --- a/libical/src/libical/icaltime.c +++ /dev/null @@ -1,199 +0,0 @@ -/* -*- Mode: C -*- - ====================================================================== - FILE: icaltime.c - CREATOR: eric 02 June 2000 - - $Id$ - $Locker$ - - (C) COPYRIGHT 2000, Eric Busboom, http://www.softwarestudio.org - - This program is free software; you can redistribute it and/or modify - it under the terms of either: - - The LGPL as published by the Free Software Foundation, version - 2.1, available at: http://www.fsf.org/copyleft/lesser.html - - Or: - - The Mozilla Public License Version 1.0. You may obtain a copy of - the License at http://www.mozilla.org/MPL/ - - The Original Code is eric. The Initial Developer of the Original - Code is Eric Busboom - - - ======================================================================*/ - -#include "icaltime.h" -#include <assert.h> - -struct icaltimetype -icaltime_from_timet(time_t tm, int is_date, int is_utc) -{ - struct icaltimetype tt; - struct tm t; - - if(is_utc == 1){ - t = *(gmtime(&tm)); - } else { - t = *(localtime(&tm)); - } - tt.second = t.tm_sec; - tt.minute = t.tm_min; - tt.hour = t.tm_hour; - tt.day = t.tm_mday; - tt.month = t.tm_mon + 1; - tt.year = t.tm_year+ 1900; - - tt.is_utc = is_utc; - tt.is_date = is_date; - - return tt; -} - -time_t icaltime_as_timet(struct icaltimetype tt) -{ - struct tm stm; - time_t tut; - - memset(&stm,0,sizeof( struct tm)); - - stm.tm_sec = tt.second; - stm.tm_min = tt.minute; - stm.tm_hour = tt.hour; - stm.tm_mday = tt.day; - stm.tm_mon = tt.month-1; - stm.tm_year = tt.year-1900; - stm.tm_isdst = -1; /* prevents mktime from changing hour based on - daylight savings */ - - tut = mktime(&stm); - - return tut; -} - -short days_in_month[] = {0,31,28,31,30,31,30,31,31,30,31,30,31}; - -short icaltime_days_in_month(short month,short year) -{ - int is_leap =0; - int days = days_in_month[month]; - - assert(month > 0); - assert(month <= 12); - - if( (year % 4 == 0 && year % 100 != 0) || - year % 400 == 0){ - is_leap =1; - } - - if( month == 2){ - days += is_leap; - } - - return days; -} - -/* 1-> Sunday, 7->Saturday */ -short icaltime_day_of_week(struct icaltimetype t){ - - time_t tt = icaltime_as_timet(t); - struct tm *tm; - - tm = gmtime(&tt); - - return tm->tm_wday+1; -} - -short icaltime_start_doy_of_week(struct icaltimetype t){ - time_t tt = icaltime_as_timet(t); - time_t start_tt; - struct tm *stm; - - stm = gmtime(&tt); - - start_tt = tt - stm->tm_wday*(60*60*24); - - stm = gmtime(&start_tt); - - return stm->tm_yday; -} - -short icaltime_day_of_year(struct icaltimetype t){ - time_t tt = icaltime_as_timet(t); - struct tm *stm; - - stm = gmtime(&tt); - - return stm->tm_yday; - -} - -struct icaltimetype icaltime_from_day_of_year(short doy, short year) -{ - struct tm stm; - time_t tt; - - /* Get the time of january 1 of this year*/ - memset(&stm,0,sizeof(struct tm)); - stm.tm_year = year-1900; - stm.tm_mday = 1; - - tt = mktime(&stm); - - /* Now add in the days */ - - tt += doy *60*60*24; - - return icaltime_from_timet(tt, 1, 1); -} - -struct icaltimetype icaltime_null_time() -{ - struct icaltimetype t; - memset(&t,0,sizeof(struct icaltimetype)); - - return t; -} -int icaltime_is_null_time(struct icaltimetype t) -{ - if (t.second +t.minute+t.hour+t.day+t.month+t.year == 0){ - return 1; - } - - return 0; - -} - -int icaltime_compare(struct icaltimetype a,struct icaltimetype b) -{ - time_t t1 = icaltime_as_timet(a); - time_t t2 = icaltime_as_timet(b); - - if (t1 > t2) { - return 1; - } else if (t1 < t2) { - return -1; - } else { - return 0; - } - -} - -int icaltime_compare_date_only(struct icaltimetype a, struct icaltimetype b) -{ - time_t t1 = icaltime_as_timet(a); - time_t t2 = icaltime_as_timet(b); - - if (a.year == b.year && a.month == b.month && a.day == b.day) { - return 0; - } - - if (t1 > t2) { - return 1; - } else if (t1 < t2) { - return -1; - } -} - |