1 /* 2 ********************************************************************** 3 * Copyright (c) 2003-2010, International Business Machines 4 * Corporation and others. All Rights Reserved. 5 ********************************************************************** 6 * Author: Alan Liu 7 * Created: July 10 2003 8 * Since: ICU 2.8 9 ********************************************************************** 10 */ 11 12 #ifndef _TZ2ICU_H_ 13 #define _TZ2ICU_H_ 14 15 /* We have modified the zoneinfo binary format (we write raw offset 16 * and DST offset separately instead of their sum) so we notate the 17 * file with a distinct signature. This prevents someone from trying 18 * to use our output files as normal zoneinfo files, and also prevents 19 * someone from trying to use normal zoneinfo files for ICU. We also 20 * use the first byte of the reserved section as a version integer, to 21 * be incremented each time the data format changes. 22 */ 23 24 #define TZ_ICU_MAGIC "TZic" /* cf. TZ_MAGIC = "TZif" */ 25 26 typedef unsigned char ICUZoneinfoVersion; 27 28 #define TZ_ICU_VERSION ((ICUZoneinfoVersion) 1) 29 30 /* File into which we will write supplemental ICU data. This allows 31 * zic to communicate final zone data to tz2icu. */ 32 #define ICU_ZONE_FILE "icu_zone.txt" 33 34 /* File containing legacy aliases. Read by tz2icu. */ 35 #define ICU_TZ_ALIAS "tz.alias" 36 37 /* Output resource name. This determines both the file name and the 38 * resource name within the file. That is, the output will be to the 39 * file ICU_TZ_RESOURCE ".txt" and the resource within it will be 40 * ICU_TZ_RESOURCE. */ 41 #define ICU_TZ_RESOURCE_OLD "zoneinfo" 42 #define ICU_TZ_RESOURCE "zoneinfo64" 43 44 #endif 45