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Diffstat (limited to 'libical/src/libical/icalduration.c')
-rw-r--r-- | libical/src/libical/icalduration.c | 320 |
1 files changed, 0 insertions, 320 deletions
diff --git a/libical/src/libical/icalduration.c b/libical/src/libical/icalduration.c deleted file mode 100644 index 250cd6e3d6..0000000000 --- a/libical/src/libical/icalduration.c +++ /dev/null @@ -1,320 +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 - - - ======================================================================*/ - -#ifdef HAVE_CONFIG_H -#include <config.h> -#endif - -#include "icalduration.h" - -#include <assert.h> -#include <string.h> -#include <stdlib.h> -#include <stdio.h> - -#ifdef ICAL_NO_LIBICAL -#define icalerror_set_errno(x) -#define icalerror_check_arg_rv(x,y) -#define icalerror_check_arg_re(x,y,z) -#else -#include "icalerror.h" -#include "icalmemory.h" -#endif - - - - -/* From Seth Alves, <alves@hungry.com> */ -struct icaldurationtype icaldurationtype_from_int(int t) -{ - struct icaldurationtype dur; - int used = 0; - - dur = icaldurationtype_null_duration(); - - if(t < 0){ - dur.is_neg = 1; - t = -t; - } - - dur.weeks = (t - used) / (60 * 60 * 24 * 7); - used += dur.weeks * (60 * 60 * 24 * 7); - dur.days = (t - used) / (60 * 60 * 24); - used += dur.days * (60 * 60 * 24); - dur.hours = (t - used) / (60 * 60); - used += dur.hours * (60 * 60); - dur.minutes = (t - used) / (60); - used += dur.minutes * (60); - dur.seconds = (t - used); - - return dur; -} - -#ifndef ICAL_NO_LIBICAL -#include "icalvalue.h" -struct icaldurationtype icaldurationtype_from_string(const char* str) -{ - - int i; - int begin_flag = 0; - int time_flag = 0; - int date_flag = 0; - int week_flag = 0; - int digits=-1; - int scan_size = -1; - int size = strlen(str); - char p; - struct icaldurationtype d; - - memset(&d, 0, sizeof(struct icaldurationtype)); - - for(i=0;i != size;i++){ - p = str[i]; - - switch(p) - { - case '-': { - if(i != 0 || begin_flag == 1) goto error; - - d.is_neg = 1; - break; - } - - case 'P': { - if (i != 0 && i !=1 ) goto error; - begin_flag = 1; - break; - } - - case 'T': { - time_flag = 1; - break; - } - - case '0': - case '1': - case '2': - case '3': - case '4': - case '5': - case '6': - case '7': - case '8': - case '9': - { - - /* HACK. Skip any more digits if the l;ast one - read has not been assigned */ - if(digits != -1){ - break; - } - - if (begin_flag == 0) goto error; - /* Get all of the digits, not one at a time */ - scan_size = sscanf((char*)(str+i),"%d",&digits); - if(scan_size == 0) goto error; - break; - } - - case 'H': { - if (time_flag == 0||week_flag == 1||d.hours !=0||digits ==-1) - goto error; - d.hours = digits; digits = -1; - break; - } - case 'M': { - if (time_flag == 0||week_flag==1||d.minutes != 0||digits ==-1) - goto error; - d.minutes = digits; digits = -1; - break; - } - case 'S': { - if (time_flag == 0||week_flag==1||d.seconds!=0||digits ==-1) - goto error; - d.seconds = digits; digits = -1; - break; - } - case 'W': { - if (time_flag==1||date_flag==1||d.weeks!=0||digits ==-1) - goto error; - week_flag = 1; - d.weeks = digits; digits = -1; - break; - } - case 'D': { - if (time_flag==1||week_flag==1||d.days!=0||digits ==-1) - goto error; - date_flag = 1; - d.days = digits; digits = -1; - break; - } - default: { - goto error; - } - - } - } - - return d; - - - error: - icalerror_set_errno(ICAL_MALFORMEDDATA_ERROR); - memset(&d, 0, sizeof(struct icaldurationtype)); - return d; - -} - -#define TMP_BUF_SIZE 1024 -void append_duration_segment(char** buf, char** buf_ptr, size_t* buf_size, - char* sep, unsigned int value) { - - char temp[TMP_BUF_SIZE]; - - sprintf(temp,"%d",value); - - icalmemory_append_string(buf, buf_ptr, buf_size, temp); - icalmemory_append_string(buf, buf_ptr, buf_size, sep); - -} - -char* icaldurationtype_as_ical_string(struct icaldurationtype d) -{ - - char *buf, *output_line; - size_t buf_size = 256; - char* buf_ptr = 0; - int seconds; - - buf = (char*)icalmemory_new_buffer(buf_size); - buf_ptr = buf; - - - seconds = icaldurationtype_as_int(d); - - if(seconds !=0){ - - if(d.is_neg == 1){ - icalmemory_append_char(&buf, &buf_ptr, &buf_size, '-'); - } - - icalmemory_append_char(&buf, &buf_ptr, &buf_size, 'P'); - - if (d.weeks != 0 ) { - append_duration_segment(&buf, &buf_ptr, &buf_size, "W", d.weeks); - } - - if (d.days != 0 ) { - append_duration_segment(&buf, &buf_ptr, &buf_size, "D", d.days); - } - - if (d.hours != 0 || d.minutes != 0 || d.seconds != 0) { - - icalmemory_append_string(&buf, &buf_ptr, &buf_size, "T"); - - if (d.hours != 0 ) { - append_duration_segment(&buf, &buf_ptr, &buf_size, "H", d.hours); - } - if (d.minutes != 0 ) { - append_duration_segment(&buf, &buf_ptr, &buf_size, "M", - d.minutes); - } - if (d.seconds != 0 ) { - append_duration_segment(&buf, &buf_ptr, &buf_size, "S", - d.seconds); - } - - } - } else { - icalmemory_append_string(&buf, &buf_ptr, &buf_size, d.is_neg ? "-PT0S" : "PT0S"); - } - - output_line = icalmemory_tmp_copy(buf); - icalmemory_free_buffer(buf); - - return output_line; - -} - -#endif - - -/* From Russel Steinthal */ -int icaldurationtype_as_int(struct icaldurationtype dur) -{ - return (int)( (dur.seconds + - (60 * dur.minutes) + - (60 * 60 * dur.hours) + - (60 * 60 * 24 * dur.days) + - (60 * 60 * 24 * 7 * dur.weeks)) - * (dur.is_neg==1? -1 : 1) ) ; -} - -struct icaldurationtype icaldurationtype_null_duration(void) -{ - struct icaldurationtype d; - - memset(&d,0,sizeof(struct icaldurationtype)); - - return d; -} - -int icaldurationtype_is_null_duration(struct icaldurationtype d) -{ - if(icaldurationtype_as_int(d) == 0){ - return 1; - } else { - return 0; - } -} - - - -struct icaltimetype icaltime_add(struct icaltimetype t, - struct icaldurationtype d) -{ - int dt = icaldurationtype_as_int(d); - - t.second += dt; - - t = icaltime_normalize(t); - - return t; -} - -struct icaldurationtype icaltime_subtract(struct icaltimetype t1, - struct icaltimetype t2) -{ - - time_t t1t = icaltime_as_timet(t1); - time_t t2t = icaltime_as_timet(t2); - - return icaldurationtype_from_int(t1t-t2t); - - -} - |