Edit: timelib_structs.h
/* * The MIT License (MIT) * * Copyright (c) 2015 Derick Rethans * * Permission is hereby granted, free of charge, to any person obtaining a copy * of this software and associated documentation files (the "Software"), to deal * in the Software without restriction, including without limitation the rights * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell * copies of the Software, and to permit persons to whom the Software is * furnished to do so, subject to the following conditions: * * The above copyright notice and this permission notice shall be included in * all copies or substantial portions of the Software. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN * THE SOFTWARE. */ #ifndef __TIMELIB_STRUCTS_H__ #define __TIMELIB_STRUCTS_H__ #ifdef HAVE_TIMELIB_CONFIG_H # include "timelib_config.h" #endif #ifndef TIMELIB_OMIT_STDINT #ifdef HAVE_SYS_TYPES_H #include <sys/types.h> #endif #if defined(HAVE_INTTYPES_H) #include <inttypes.h> #elif defined(HAVE_STDINT_H) #include <stdint.h> #endif # ifndef HAVE_INT32_T # if SIZEOF_INT == 4 typedef int int32_t; # elif SIZEOF_LONG == 4 typedef long int int32_t; # endif # endif # ifndef HAVE_UINT32_T # if SIZEOF_INT == 4 typedef unsigned int uint32_t; # elif SIZEOF_LONG == 4 typedef unsigned long int uint32_t; # endif # endif #ifdef _WIN32 # if _MSC_VER >= 1600 # include <stdint.h> # endif # ifndef SIZEOF_INT # define SIZEOF_INT 4 # endif # ifndef SIZEOF_LONG # define SIZEOF_LONG 4 # endif # ifndef int32_t typedef __int32 int32_t; # endif # ifndef uint32_t typedef unsigned __int32 uint32_t; # endif # ifndef int64_t typedef __int64 int64_t; # endif # ifndef uint64_t typedef unsigned __int64 uint64_t; # endif # ifndef PRId32 # define PRId32 "I32d" # endif # ifndef PRIu32 # define PRIu32 "I32u" # endif # ifndef PRId64 # define PRId64 "I64d" # endif # ifndef PRIu64 # define PRIu64 "I64u" # endif # ifndef INT32_MAX #define INT32_MAX _I32_MAX # endif # ifndef INT32_MIN #define INT32_MIN ((int32_t)_I32_MIN) # endif # ifndef UINT32_MAX #define UINT32_MAX _UI32_MAX # endif # ifndef INT64_MIN #define INT64_MIN ((int64_t)_I64_MIN) # endif # ifndef INT64_MAX #define INT64_MAX _I64_MAX # endif # ifndef UINT64_MAX #define UINT64_MAX _UI64_MAX # endif #endif #endif /* TIMELIB_OMIT_STDINT */ #include <stdio.h> #ifdef HAVE_STDLIB_H #include <stdlib.h> #endif #ifdef HAVE_STRING_H #include <string.h> #else #include <strings.h> #endif #if (defined(__x86_64__) || defined(__LP64__) || defined(_LP64) || defined(_WIN64)) && !defined(TIMELIB_FORCE_LONG32) typedef int64_t timelib_long; typedef uint64_t timelib_ulong; # define TIMELIB_LONG_MAX INT64_MAX # define TIMELIB_LONG_MIN INT64_MIN # define TIMELIB_ULONG_MAX UINT64_MAX # define TIMELIB_LONG_FMT "%" PRId64 # define TIMELIB_ULONG_FMT "%" PRIu64 #else typedef int32_t timelib_long; typedef uint32_t timelib_ulong; # define TIMELIB_LONG_MAX INT32_MAX # define TIMELIB_LONG_MIN INT32_MIN # define TIMELIB_ULONG_MAX UINT32_MAX # define TIMELIB_LONG_FMT "%" PRId32 # define TIMELIB_ULONG_FMT "%" PRIu32 #endif #if defined(_MSC_VER) typedef uint64_t timelib_ull; typedef int64_t timelib_sll; # define TIMELIB_LL_CONST(n) n ## i64 #else typedef unsigned long long timelib_ull; typedef signed long long timelib_sll; # define TIMELIB_LL_CONST(n) n ## ll #endif typedef struct ttinfo { int32_t offset; int isdst; unsigned int abbr_idx; unsigned int isstdcnt; unsigned int isgmtcnt; } ttinfo; typedef struct tlinfo { int32_t trans; int32_t offset; } tlinfo; typedef struct tlocinfo { char country_code[3]; double latitude; double longitude; char *comments; } tlocinfo; typedef struct timelib_tzinfo { char *name; struct { uint32_t ttisgmtcnt; uint32_t ttisstdcnt; uint32_t leapcnt; uint32_t timecnt; uint32_t typecnt; uint32_t charcnt; } bit32; struct { uint64_t ttisgmtcnt; uint64_t ttisstdcnt; uint64_t leapcnt; uint64_t timecnt; uint64_t typecnt; uint64_t charcnt; } bit64; int32_t *trans; unsigned char *trans_idx; ttinfo *type; char *timezone_abbr; tlinfo *leap_times; unsigned char bc; tlocinfo location; } timelib_tzinfo; typedef struct timelib_special { unsigned int type; timelib_sll amount; } timelib_special; typedef struct timelib_rel_time { timelib_sll y, m, d; /* Years, Months and Days */ timelib_sll h, i, s; /* Hours, mInutes and Seconds */ double f; /* Fraction */ int weekday; /* Stores the day in 'next monday' */ int weekday_behavior; /* 0: the current day should *not* be counted when advancing forwards; 1: the current day *should* be counted */ int first_last_day_of; int invert; /* Whether the difference should be inverted */ timelib_sll days; /* Contains the number of *days*, instead of Y-M-D differences */ timelib_special special; unsigned int have_weekday_relative, have_special_relative; } timelib_rel_time; typedef struct timelib_time_offset { int32_t offset; unsigned int leap_secs; unsigned int is_dst; char *abbr; timelib_sll transistion_time; } timelib_time_offset; typedef struct timelib_time { timelib_sll y, m, d; /* Year, Month, Day */ timelib_sll h, i, s; /* Hour, mInute, Second */ double f; /* Fraction */ int z; /* GMT offset in minutes */ char *tz_abbr; /* Timezone abbreviation (display only) */ timelib_tzinfo *tz_info; /* Timezone structure */ signed int dst; /* Flag if we were parsing a DST zone */ timelib_rel_time relative; timelib_sll sse; /* Seconds since epoch */ unsigned int have_time, have_date, have_zone, have_relative, have_weeknr_day; unsigned int sse_uptodate; /* !0 if the sse member is up to date with the date/time members */ unsigned int tim_uptodate; /* !0 if the date/time members are up to date with the sse member */ unsigned int is_localtime; /* 1 if the current struct represents localtime, 0 if it is in GMT */ unsigned int zone_type; /* 1 time offset, * 3 TimeZone identifier, * 2 TimeZone abbreviation */ } timelib_time; typedef struct timelib_abbr_info { timelib_sll utc_offset; char *abbr; int dst; } timelib_abbr_info; typedef struct timelib_error_message { int position; char character; char *message; } timelib_error_message; typedef struct timelib_error_container { struct timelib_error_message *error_messages; struct timelib_error_message *warning_messages; int error_count; int warning_count; } timelib_error_container; typedef struct _timelib_tz_lookup_table { char *name; int type; float gmtoffset; char *full_tz_name; } timelib_tz_lookup_table; typedef struct _timelib_tzdb_index_entry { char *id; unsigned int pos; } timelib_tzdb_index_entry; typedef struct _timelib_tzdb { char *version; int index_size; const timelib_tzdb_index_entry *index; const unsigned char *data; } timelib_tzdb; #define TIMELIB_ZONETYPE_OFFSET 1 #define TIMELIB_ZONETYPE_ABBR 2 #define TIMELIB_ZONETYPE_ID 3 #define SECS_PER_ERA TIMELIB_LL_CONST(12622780800) #define SECS_PER_DAY 86400 #define DAYS_PER_YEAR 365 #define DAYS_PER_LYEAR 366 /* 400*365 days + 97 leap days */ #define DAYS_PER_LYEAR_PERIOD 146097 #define YEARS_PER_LYEAR_PERIOD 400 #define timelib_is_leap(y) ((y) % 4 == 0 && ((y) % 100 != 0 || (y) % 400 == 0)) #define TIMELIB_DEBUG(s) if (0) { s } #endif
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