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1 // Copyright (C) 2016 and later: Unicode, Inc. and others.
2 // License & terms of use: http://www.unicode.org/copyright.html
3 /*
4 **********************************************************************
5 * Copyright (c) 2003-2013, International Business Machines
6 * Corporation and others.  All Rights Reserved.
7 **********************************************************************
8 * Author: Alan Liu
9 * Created: July 10 2003
10 * Since: ICU 2.8
11 **********************************************************************
12 */
13 
14 #ifndef _TZ2ICU_H_
15 #define _TZ2ICU_H_
16 
17 /* We have modified the zoneinfo binary format (we write raw offset
18  * and DST offset separately instead of their sum) so we notate the
19  * file with a distinct signature.  This prevents someone from trying
20  * to use our output files as normal zoneinfo files, and also prevents
21  * someone from trying to use normal zoneinfo files for ICU.  We also
22  * use the first byte of the reserved section as a version integer, to
23  * be incremented each time the data format changes.
24  */
25 
26 #define TZ_ICU_MAGIC "TZic" /* cf. TZ_MAGIC = "TZif" */
27 
28 typedef unsigned char ICUZoneinfoVersion;
29 
30 #define TZ_ICU_VERSION ((ICUZoneinfoVersion) 1)
31 
32 /* File into which we will write supplemental ICU data.  This allows
33  * zic to communicate final zone data to tz2icu. */
34 #define ICU_ZONE_FILE "icu_zone.txt"
35 
36 /* Output resource name.  This determines both the file name and the
37  * resource name within the file.  That is, the output will be to the
38  * file ICU_TZ_RESOURCE ".txt" and the resource within it will be
39  * ICU_TZ_RESOURCE. */
40 #define ICU_TZ_RESOURCE_OLD "zoneinfo"
41 #define ICU_TZ_RESOURCE "zoneinfo64"
42 
43 /* File containinng custom zone-region mapping. */
44 #define ICU_REGIONS "icuregions"
45 
46 #endif
47