Annotation of embedaddon/php/ext/date/lib/timelib.c, revision 1.1
1.1 ! misho 1: /*
! 2: +----------------------------------------------------------------------+
! 3: | PHP Version 5 |
! 4: +----------------------------------------------------------------------+
! 5: | Copyright (c) 1997-2010 The PHP Group |
! 6: +----------------------------------------------------------------------+
! 7: | This source file is subject to version 3.01 of the PHP license, |
! 8: | that is bundled with this package in the file LICENSE, and is |
! 9: | available through the world-wide-web at the following url: |
! 10: | http://www.php.net/license/3_01.txt |
! 11: | If you did not receive a copy of the PHP license and are unable to |
! 12: | obtain it through the world-wide-web, please send a note to |
! 13: | license@php.net so we can mail you a copy immediately. |
! 14: +----------------------------------------------------------------------+
! 15: | Authors: Derick Rethans <derick@derickrethans.nl> |
! 16: +----------------------------------------------------------------------+
! 17: */
! 18:
! 19: /* $Id: timelib.c 305315 2010-11-13 14:57:47Z derick $ */
! 20:
! 21: #include "timelib.h"
! 22: #include <ctype.h>
! 23: #include <math.h>
! 24:
! 25: #define TIMELIB_TIME_FREE(m) \
! 26: if (m) { \
! 27: free(m); \
! 28: m = NULL; \
! 29: } \
! 30:
! 31: #define TIMELIB_LLABS(y) (y < 0 ? (y * -1) : y)
! 32:
! 33: timelib_time* timelib_time_ctor(void)
! 34: {
! 35: timelib_time *t;
! 36: t = calloc(1, sizeof(timelib_time));
! 37:
! 38: return t;
! 39: }
! 40:
! 41: timelib_rel_time* timelib_rel_time_ctor(void)
! 42: {
! 43: timelib_rel_time *t;
! 44: t = calloc(1, sizeof(timelib_rel_time));
! 45:
! 46: return t;
! 47: }
! 48:
! 49: timelib_time* timelib_time_clone(timelib_time *orig)
! 50: {
! 51: timelib_time *tmp = timelib_time_ctor();
! 52: memcpy(tmp, orig, sizeof(timelib_time));
! 53: if (orig->tz_abbr) {
! 54: tmp->tz_abbr = strdup(orig->tz_abbr);
! 55: }
! 56: if (orig->tz_info) {
! 57: tmp->tz_info = orig->tz_info;
! 58: }
! 59: return tmp;
! 60: }
! 61:
! 62: timelib_rel_time* timelib_rel_time_clone(timelib_rel_time *rel)
! 63: {
! 64: timelib_rel_time *tmp = timelib_rel_time_ctor();
! 65: memcpy(tmp, rel, sizeof(timelib_rel_time));
! 66: return tmp;
! 67: }
! 68:
! 69: void timelib_time_tz_abbr_update(timelib_time* tm, char* tz_abbr)
! 70: {
! 71: unsigned int i;
! 72:
! 73: TIMELIB_TIME_FREE(tm->tz_abbr);
! 74: tm->tz_abbr = strdup(tz_abbr);
! 75: for (i = 0; i < strlen(tz_abbr); i++) {
! 76: tm->tz_abbr[i] = toupper(tz_abbr[i]);
! 77: }
! 78: }
! 79:
! 80: void timelib_time_dtor(timelib_time* t)
! 81: {
! 82: TIMELIB_TIME_FREE(t->tz_abbr);
! 83: TIMELIB_TIME_FREE(t);
! 84: }
! 85:
! 86: void timelib_rel_time_dtor(timelib_rel_time* t)
! 87: {
! 88: TIMELIB_TIME_FREE(t);
! 89: }
! 90:
! 91: timelib_time_offset* timelib_time_offset_ctor(void)
! 92: {
! 93: timelib_time_offset *t;
! 94: t = calloc(1, sizeof(timelib_time_offset));
! 95:
! 96: return t;
! 97: }
! 98:
! 99: void timelib_time_offset_dtor(timelib_time_offset* t)
! 100: {
! 101: TIMELIB_TIME_FREE(t->abbr);
! 102: TIMELIB_TIME_FREE(t);
! 103: }
! 104:
! 105: timelib_tzinfo* timelib_tzinfo_ctor(char *name)
! 106: {
! 107: timelib_tzinfo *t;
! 108: t = calloc(1, sizeof(timelib_tzinfo));
! 109: t->name = strdup(name);
! 110:
! 111: return t;
! 112: }
! 113:
! 114: timelib_tzinfo *timelib_tzinfo_clone(timelib_tzinfo *tz)
! 115: {
! 116: timelib_tzinfo *tmp = timelib_tzinfo_ctor(tz->name);
! 117: tmp->ttisgmtcnt = tz->ttisgmtcnt;
! 118: tmp->ttisstdcnt = tz->ttisstdcnt;
! 119: tmp->leapcnt = tz->leapcnt;
! 120: tmp->timecnt = tz->timecnt;
! 121: tmp->typecnt = tz->typecnt;
! 122: tmp->charcnt = tz->charcnt;
! 123:
! 124: tmp->trans = (int32_t *) malloc(tz->timecnt * sizeof(int32_t));
! 125: tmp->trans_idx = (unsigned char*) malloc(tz->timecnt * sizeof(unsigned char));
! 126: memcpy(tmp->trans, tz->trans, tz->timecnt * sizeof(int32_t));
! 127: memcpy(tmp->trans_idx, tz->trans_idx, tz->timecnt * sizeof(unsigned char));
! 128:
! 129: tmp->type = (ttinfo*) malloc(tz->typecnt * sizeof(struct ttinfo));
! 130: memcpy(tmp->type, tz->type, tz->typecnt * sizeof(struct ttinfo));
! 131:
! 132: tmp->timezone_abbr = (char*) malloc(tz->charcnt);
! 133: memcpy(tmp->timezone_abbr, tz->timezone_abbr, tz->charcnt);
! 134:
! 135: tmp->leap_times = (tlinfo*) malloc(tz->leapcnt * sizeof(tlinfo));
! 136: memcpy(tmp->leap_times, tz->leap_times, tz->leapcnt * sizeof(tlinfo));
! 137:
! 138: return tmp;
! 139: }
! 140:
! 141: void timelib_tzinfo_dtor(timelib_tzinfo *tz)
! 142: {
! 143: TIMELIB_TIME_FREE(tz->name);
! 144: TIMELIB_TIME_FREE(tz->trans);
! 145: TIMELIB_TIME_FREE(tz->trans_idx);
! 146: TIMELIB_TIME_FREE(tz->type);
! 147: TIMELIB_TIME_FREE(tz->timezone_abbr);
! 148: TIMELIB_TIME_FREE(tz->leap_times);
! 149: TIMELIB_TIME_FREE(tz->location.comments);
! 150: TIMELIB_TIME_FREE(tz);
! 151: tz = NULL;
! 152: }
! 153:
! 154: char *timelib_get_tz_abbr_ptr(timelib_time *t)
! 155: {
! 156: if (!t->sse_uptodate) {
! 157: timelib_update_ts(t, NULL);
! 158: };
! 159: return t->tz_abbr;
! 160: }
! 161:
! 162: void timelib_error_container_dtor(timelib_error_container *errors)
! 163: {
! 164: int i;
! 165:
! 166: for (i = 0; i < errors->warning_count; i++) {
! 167: free(errors->warning_messages[i].message);
! 168: }
! 169: free(errors->warning_messages);
! 170: for (i = 0; i < errors->error_count; i++) {
! 171: free(errors->error_messages[i].message);
! 172: }
! 173: free(errors->error_messages);
! 174: free(errors);
! 175: }
! 176:
! 177: signed long timelib_date_to_int(timelib_time *d, int *error)
! 178: {
! 179: timelib_sll ts;
! 180:
! 181: ts = d->sse;
! 182:
! 183: if (ts < LONG_MIN || ts > LONG_MAX) {
! 184: if (error) {
! 185: *error = 1;
! 186: }
! 187: return 0;
! 188: }
! 189: if (error) {
! 190: *error = 0;
! 191: }
! 192: return (signed long) d->sse;
! 193: }
! 194:
! 195: void timelib_decimal_hour_to_hms(double h, int *hour, int *min, int *sec)
! 196: {
! 197: *hour = floor(h);
! 198: *min = floor((h - *hour) * 60);
! 199: *sec = (h - *hour - ((float) *min / 60)) * 3600;
! 200: }
! 201:
! 202: void timelib_dump_date(timelib_time *d, int options)
! 203: {
! 204: if ((options & 2) == 2) {
! 205: printf("TYPE: %d ", d->zone_type);
! 206: }
! 207: printf("TS: %lld | %s%04lld-%02lld-%02lld %02lld:%02lld:%02lld",
! 208: d->sse, d->y < 0 ? "-" : "", TIMELIB_LLABS(d->y), d->m, d->d, d->h, d->i, d->s);
! 209: if (d->f > +0.0) {
! 210: printf(" %.5f", d->f);
! 211: }
! 212:
! 213: if (d->is_localtime) {
! 214: switch (d->zone_type) {
! 215: case TIMELIB_ZONETYPE_OFFSET: /* Only offset */
! 216: printf(" GMT %05d%s", d->z, d->dst == 1 ? " (DST)" : "");
! 217: break;
! 218: case TIMELIB_ZONETYPE_ID: /* Timezone struct */
! 219: /* Show abbreviation if wanted */
! 220: if (d->tz_abbr) {
! 221: printf(" %s", d->tz_abbr);
! 222: }
! 223: /* Do we have a TimeZone struct? */
! 224: if (d->tz_info) {
! 225: printf(" %s", d->tz_info->name);
! 226: }
! 227: break;
! 228: case TIMELIB_ZONETYPE_ABBR:
! 229: printf(" %s", d->tz_abbr);
! 230: printf(" %05d%s", d->z, d->dst == 1 ? " (DST)" : "");
! 231: break;
! 232: }
! 233: }
! 234:
! 235: if ((options & 1) == 1) {
! 236: if (d->have_relative) {
! 237: printf("%3lldY %3lldM %3lldD / %3lldH %3lldM %3lldS",
! 238: d->relative.y, d->relative.m, d->relative.d, d->relative.h, d->relative.i, d->relative.s);
! 239: if (d->relative.first_last_day_of != 0) {
! 240: switch (d->relative.first_last_day_of) {
! 241: case 1:
! 242: printf(" / first day of");
! 243: break;
! 244: case 2:
! 245: printf(" / last day of");
! 246: break;
! 247: }
! 248: }
! 249: if (d->relative.have_weekday_relative) {
! 250: printf(" / %d.%d", d->relative.weekday, d->relative.weekday_behavior);
! 251: }
! 252: if (d->relative.have_special_relative) {
! 253: switch (d->relative.special.type) {
! 254: case TIMELIB_SPECIAL_WEEKDAY:
! 255: printf(" / %lld weekday", d->relative.special.amount);
! 256: break;
! 257: case TIMELIB_SPECIAL_DAY_OF_WEEK_IN_MONTH:
! 258: printf(" / x y of z month");
! 259: break;
! 260: case TIMELIB_SPECIAL_LAST_DAY_OF_WEEK_IN_MONTH:
! 261: printf(" / last y of z month");
! 262: break;
! 263: }
! 264: }
! 265: }
! 266: }
! 267: printf("\n");
! 268: }
! 269:
! 270: void timelib_dump_rel_time(timelib_rel_time *d)
! 271: {
! 272: printf("%3lldY %3lldM %3lldD / %3lldH %3lldM %3lldS (days: %lld)%s",
! 273: d->y, d->m, d->d, d->h, d->i, d->s, d->days, d->invert ? " inverted" : "");
! 274: if (d->first_last_day_of != 0) {
! 275: switch (d->first_last_day_of) {
! 276: case 1:
! 277: printf(" / first day of");
! 278: break;
! 279: case 2:
! 280: printf(" / last day of");
! 281: break;
! 282: }
! 283: }
! 284: printf("\n");
! 285: }
! 286:
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