#include "dbtype_def.h"
#include "thread_compat.hpp"
#include "timezone_lib_common.h"

Include dependency graph for tz_support.h:

Macros
#define	db_utime_to_string db_timestamp_to_string

#define	db_string_to_utime db_string_to_timestamp

#define	db_date_parse_utime db_date_parse_timestamp

#define	TZLIB_SYMBOL_NAME_SIZE 64

#define	MAX_LEN_OFFSET 10

#define	SHLIB_EXPORT_PREFIX ""

#define	LIB_TZ_NAME "libcubrid_timezones.so"

#define	IS_LEAP_YEAR(y) ((((y) & 3) == 0) && ((((y) % 25) != 0) \|\| (((y) & 15) == 0)))

#define	DAYS_IN_MONTH(m) (31 - ((m) > 6 ? (m) - 7 : (m)) % 2)

#define	IS_EMPTY_STR(s) ((s) == NULL \|\| *(s) == '\0')

#define	TZ_MAX_YEAR 9999

#define	TZ_MAX_JULIAN_DATE 5373486

#define	TZ_ZONE_ID_MAX 0x3ff

#define	TZ_OFFSET_ID_MAX 0xff

#define	TZ_DS_ID_MAX 0xff

#define	DATE_DIFF_MATCH_SAFE_THRESHOLD_DAYS 2

#define	DATE_DIFF_MATCH_SAFE_THRESHOLD_SEC 172800ll

#define	TZ_DS_STRING_SIZE 10

#define	TZR_SIZE 100

#define	ZONE_MAX 10000

#define	TZ_IS_ZONE_VALID_DECODE_INFO(tz_info)

#define	TZ_IS_UTC_TZ_REGION(r) ((r)->type == TZ_REGION_OFFSET && (r)->offset == 0)

Typedefs
typedef DB_BIGINT	full_date_t

Enumerations
enum	{ TIME_SPECIFIER = 1, DATE_SPECIFIER = 2, DATETIME_SPECIFIER = 3, REMOVED_TIMETZ_SPECIFIER = 4, DATETIMETZ_SPECIFIER = 5 }

enum	{ TZ_MON_JAN = 0, TZ_MON_FEB = 1, TZ_MON_MAR = 2, TZ_MON_APR = 3, TZ_MON_MAY = 4, TZ_MON_JUN = 5, TZ_MON_JUL = 6, TZ_MON_AUG = 7, TZ_MON_SEP = 8, TZ_MON_OCT = 9, TZ_MON_NOV = 10, TZ_MON_DEC = 11, TZ_MON_COUNT = 12 }

enum	{ TZ_WEEK_DAY_SUN = 0, TZ_WEEK_DAY_MON = 1, TZ_WEEK_DAY_TUE = 2, TZ_WEEK_DAY_WED = 3, TZ_WEEK_DAY_THU = 4, TZ_WEEK_DAY_FRI = 5, TZ_WEEK_DAY_SAT = 6, TZ_WEEK_DAY_COUNT = 7 }

Functions
void	db_date_locale_init (void)

int	tz_load (void)

void	tz_unload (void)

DB_BIGINT	tz_timestamp_encode_leap_sec_adj (const int year_century, const int year, const int mon, const int day)

void	tz_timestamp_decode_sec (int timestamp, int yearp, int monthsp, int dayp, int hoursp, int minutesp, int secondsp)

void	tz_timestamp_decode_no_leap_sec (int timestamp, int yearp, int monthsp, int dayp, int hoursp, int minutesp, int secondsp)

int	tz_get_timezone_offset (const char tz_str, int tz_size, char result, DB_DATETIME *utc_datetime)

int	tz_get_first_weekday_around_date (const int year, const int month, const int weekday, const int after_day, const bool before)

const TZ_DATA *	tz_get_data (void)

void	tz_set_data (const TZ_DATA *data)

const TZ_DATA *	tz_get_new_timezone_data (void)

void	tz_set_new_timezone_data (const TZ_DATA *data)

const char *	tz_get_system_timezone (void)

const char *	tz_get_session_local_timezone (void)

void	tz_get_system_tz_region (TZ_REGION *tz_region)

void	tz_get_session_tz_region (TZ_REGION *tz_region)

void	tz_id_to_region (const TZ_ID tz_id, TZ_REGION tz_region)

const TZ_ID *	tz_get_utc_tz_id (void)

const TZ_REGION *	tz_get_utc_tz_region (void)

int	tz_create_session_tzid_for_datetime (const DB_DATETIME src_dt, bool src_is_utc, TZ_ID tz_id)

int	tz_create_session_tzid_for_timestamp (const DB_UTIME src_ts, TZ_ID tz_id)

int	tz_str_to_region (const char tz_str, const int tz_str_size, TZ_REGION tz_region)

int	tz_create_session_tzid_for_time (const DB_TIME src_time, bool src_is_utc, TZ_ID tz_id)

int	tz_str_read_number (const char str, const char str_end, const bool strict, const bool read_sign, int val, const char *str_next)

int	tz_str_read_time (const char str, const char str_end, bool need_minutes, bool allow_sec60, int hour, int min, int sec, const char *str_next)

int	tz_str_to_seconds (const char str, const char str_end, int sec, const char *str_next, const bool is_offset)

int	tz_get_ds_change_julian_date_diff (const int src_julian_date, const TZ_DS_RULE ds_rule, const int year, int ds_rule_julian_date, full_date_t *date_diff)

int	tz_create_datetimetz (const DB_DATETIME dt, const char tz_str, const int tz_size, const TZ_REGION default_tz_region, DB_DATETIMETZ dt_tz, const char **end_tz_str)

int	tz_create_timestamptz (const DB_DATE date, const DB_TIME time, const char tz_str, const int tz_size, const TZ_REGION default_tz_region, DB_TIMESTAMPTZ ts_tz, const char *end_tz_str)

int	tz_create_datetimetz_from_ses (const DB_DATETIME dt, DB_DATETIMETZ dt_tz)

int	tz_utc_datetimetz_to_local (const DB_DATETIME dt_utc, const TZ_ID tz_id, DB_DATETIME *dt_local)

int	tz_datetimeltz_to_local (const DB_DATETIME dt_ltz, DB_DATETIME dt_local)

int	tz_id_to_str (const TZ_ID tz_id, char tz_str, const int tz_str_size)

int	tz_datetimetz_fix_zone (const DB_DATETIMETZ src_dt_tz, DB_DATETIMETZ dest_dt_tz)

int	tz_timestamptz_fix_zone (const DB_TIMESTAMPTZ src_ts_tz, DB_TIMESTAMPTZ dest_ts_tz)

int	tz_conv_tz_datetime_w_region (const DB_DATETIME src_dt, const TZ_REGION src_tz_region, const TZ_REGION dest_tz_region, DB_DATETIME dest_dt, TZ_ID src_tz_id_out, TZ_ID dest_tz_id_out)

int	tz_conv_tz_datetime_w_zone_name (const DB_DATETIME src_dt, const char source_zone, int len_source, const char dest_zone, int len_dest, DB_DATETIME dest_dt)

int	tz_conv_tz_time_w_zone_name (const DB_TIME time_source, const char source_zone, int len_source, const char dest_zone, int len_dest, DB_TIME time_dest)

int	tz_explain_tz_id (const TZ_ID tz_id, char tzr, const int tzr_size, char tzdst, const int tzdst_size, int tzh, int *tzm)

int	tz_create_datetimetz_from_offset (const DB_DATETIME dt, const int tzh, const int tzm, DB_DATETIMETZ dt_tz)

int	tz_create_timestamptz_from_offset (const DB_DATE date, const DB_TIME time, const int tzh, const int tzm, DB_TIMESTAMPTZ *timestamp_tz)

int	tz_get_best_match_zone (const char name, int size)

int	tz_create_datetimetz_from_zoneid_and_tzd (const DB_DATETIME dt, TZ_REGION default_tz_region, const int zone_id, const char tzd, const int tzd_len, bool is_time_tz, DB_DATETIMETZ dt_tz)

int	tz_create_timestamptz_from_zoneid_and_tzd (const DB_DATE date, const DB_TIME time, TZ_REGION default_tz_region, const int zone_id, const char tzd, const int tzd_len, DB_TIMESTAMPTZ *timestamp_tz)

int	tz_resolve_os_timezone (char *timezone, int buf_size)

void	tz_set_tz_region_system (const TZ_REGION *tz_region)

TZ_REGION *	tz_get_client_tz_region_session (void)

int	tz_timezones_start_scan (THREAD_ENTRY thread_p, int show_type, DB_VALUE arg_values, int arg_cnt, void *ptr)

int	tz_full_timezones_start_scan (THREAD_ENTRY thread_p, int show_type, DB_VALUE arg_values, int arg_cnt, void *ptr)

int	tz_load_with_library_path (TZ_DATA tzd, const char timezone_library_path)

int	tz_check_geographic_tz (const TZ_ID *tz_id)

int	tz_check_session_has_geographic_tz (void)

int	put_timezone_checksum (char *checksum)

int	check_timezone_compat (const char client_checksum, const char server_checksum, const char client_text, const char server_text)

void	tz_tzid_convert_region_to_offset (TZ_ID *tz_id)

int	tz_create_datetimetz_from_utc (const DB_DATETIME src_dt, const TZ_REGION dest_region, DB_DATETIMETZ *dest_dt_tz)

int	tz_create_datetimetz_from_parts (const int m, const int d, const int y, const int h, const int mi, const int s, const int ms, const TZ_ID tz_id, DB_DATETIMETZ dt_tz)

int	conv_tz (void , const void , DB_TYPE)

int	tz_get_offset_in_mins ()

Macro Definition Documentation

#define DATE_DIFF_MATCH_SAFE_THRESHOLD_DAYS 2

Definition at line 82 of file tz_support.h.

Referenced by tz_datetime_utc_conv().

#define DATE_DIFF_MATCH_SAFE_THRESHOLD_SEC 172800ll

Definition at line 83 of file tz_support.h.

Referenced by tz_datetime_utc_conv(), and tz_fast_find_ds_rule().

#define DAYS_IN_MONTH ( m ) (31 - ((m) > 6 ? (m) - 7 : (m)) % 2)

Definition at line 65 of file tz_support.h.

Referenced by str_to_offset_rule_until(), tz_get_first_weekday_around_date(), and tzc_is_valid_date().

#define db_date_parse_utime db_date_parse_timestamp

Definition at line 31 of file tz_support.h.

Referenced by tp_atoutime().

#define db_string_to_utime db_string_to_timestamp

Definition at line 30 of file tz_support.h.

Referenced by pt_db_value_initialize().

#define db_utime_to_string db_timestamp_to_string

Definition at line 29 of file tz_support.h.

Referenced by csql_db_value_as_string(), db_value_printer::describe_data(), and pt_dbval_to_value().

#define IS_EMPTY_STR ( s ) ((s) == NULL || *(s) == '\0')

#define IS_LEAP_YEAR ( y ) ((((y) & 3) == 0) && ((((y) % 25) != 0) || (((y) & 15) == 0)))

Definition at line 62 of file tz_support.h.

Referenced by db_add_weeks_and_days_to_date(), db_get_day_of_year(), db_get_week_of_year(), db_timestamp_encode_utc(), str_to_offset_rule_until(), tz_get_ds_change_julian_date_diff(), tz_get_first_weekday_around_date(), tz_timestamp_decode_leap_sec_adj(), tz_timestamp_decode_no_leap_sec(), and tzc_is_valid_date().

#define LIB_TZ_NAME "libcubrid_timezones.so"

Definition at line 59 of file tz_support.h.

Referenced by init_tz_name(), and tz_load().

#define MAX_LEN_OFFSET 10

Definition at line 45 of file tz_support.h.

Referenced by db_tz_offset(), and tz_full_timezones_start_scan().

#define SHLIB_EXPORT_PREFIX ""

Definition at line 58 of file tz_support.h.

Referenced by tzc_export_timezone_dot_c().

#define TZ_DS_ID_MAX 0xff

Definition at line 78 of file tz_support.h.

Referenced by tz_create_datetimetz_from_zoneid_and_tzd(), tz_create_timestamptz_from_zoneid_and_tzd(), tz_decode_tz_id(), tz_decode_tz_region(), tz_encode_tz_id(), tz_full_timezones_start_scan(), and tz_str_timezone_decode().

#define TZ_DS_STRING_SIZE 10

Definition at line 85 of file tz_support.h.

Referenced by date_to_char(), db_date_format(), and db_time_format().

#define TZ_IS_UTC_TZ_REGION ( r ) ((r)->type == TZ_REGION_OFFSET && (r)->offset == 0)

Definition at line 122 of file tz_support.h.

Referenced by db_timestamp_decode_w_reg(), and db_timestamp_encode_w_reg().

#define TZ_IS_ZONE_VALID_DECODE_INFO ( tz_info )

Value:

((tz_info)->type == TZ_REGION_OFFSET \

|| (tz_info)->zone.zone_id != TZ_ZONE_ID_MAX)

TZ_REGION_OFFSET

Definition: dbtype_def.h:1230

TZ_ZONE_ID_MAX

#define TZ_ZONE_ID_MAX

Definition: tz_support.h:76

Definition at line 118 of file tz_support.h.

Referenced by tz_conv_tz_datetime_w_zone_info().

#define TZ_MAX_JULIAN_DATE 5373486

Definition at line 74 of file tz_support.h.

Referenced by tz_datetime_utc_conv().

#define TZ_MAX_YEAR 9999

Definition at line 69 of file tz_support.h.

Referenced by str_to_offset_rule_until(), tzc_add_ds_rule(), tzc_check_ds_ruleset(), tzc_dump_ds_ruleset(), tzc_is_valid_date(), and tzc_parse_ds_change_on().

#define TZ_OFFSET_ID_MAX 0xff

Definition at line 77 of file tz_support.h.

Referenced by tz_create_datetimetz_from_zoneid_and_tzd(), tz_create_timestamptz_from_zoneid_and_tzd(), tz_decode_tz_id(), tz_decode_tz_region(), tz_encode_tz_id(), and tz_str_timezone_decode().

#define TZ_ZONE_ID_MAX 0x3ff

Definition at line 76 of file tz_support.h.

Referenced by tz_decode_tz_id(), tz_encode_tz_id(), and tz_encode_tz_region().

#define TZLIB_SYMBOL_NAME_SIZE 64

Definition at line 44 of file tz_support.h.

Referenced by tz_load_data_from_lib().

#define TZR_SIZE 100

Definition at line 86 of file tz_support.h.

Referenced by date_to_char(), db_date_format(), and db_time_format().

#define ZONE_MAX 10000

Definition at line 87 of file tz_support.h.

Referenced by init_tz_name().

Typedef Documentation

typedef DB_BIGINT full_date_t

Definition at line 125 of file tz_support.h.

Enumeration Type Documentation

anonymous enum

Enumerator
TIME_SPECIFIER
DATE_SPECIFIER
DATETIME_SPECIFIER
REMOVED_TIMETZ_SPECIFIER
DATETIMETZ_SPECIFIER

Definition at line 33 of file tz_support.h.

anonymous enum

Enumerator
TZ_MON_JAN
TZ_MON_FEB
TZ_MON_MAR
TZ_MON_APR
TZ_MON_MAY
TZ_MON_JUN
TZ_MON_JUL
TZ_MON_AUG
TZ_MON_SEP
TZ_MON_OCT
TZ_MON_NOV
TZ_MON_DEC
TZ_MON_COUNT

Definition at line 89 of file tz_support.h.

anonymous enum

Enumerator
TZ_WEEK_DAY_SUN
TZ_WEEK_DAY_MON
TZ_WEEK_DAY_TUE
TZ_WEEK_DAY_WED
TZ_WEEK_DAY_THU
TZ_WEEK_DAY_FRI
TZ_WEEK_DAY_SAT
TZ_WEEK_DAY_COUNT

Definition at line 106 of file tz_support.h.

Function Documentation

int check_timezone_compat	(	const char *	client_checksum,
		const char *	server_checksum,
		const char *	client_text,
		const char *	server_text
	)

Definition at line 5043 of file tz_support.c.

References ARG_FILE_LINE, assert, ER_ERROR_SEVERITY, er_set(), ER_TZ_INCOMPATIBLE_TIMEZONE_LIBRARIES, NO_ERROR, and NULL.

Referenced by boot_restart_server(), and boot_set_server_session_key().

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int conv_tz	(	void *	,
		const void *	,
		DB_TYPE
	)

Definition at line 5209 of file tz_support.c.

References ARG_FILE_LINE, assert, db_datetime::date, db_datetimetz::datetime, db_timestamp_decode_w_tz_id(), db_timestamp_encode_utc(), DB_TYPE_DATETIMELTZ, DB_TYPE_DATETIMETZ, DB_TYPE_TIMESTAMPLTZ, DB_TYPE_TIMESTAMPTZ, ER_ERROR_SEVERITY, er_set(), NO_ERROR, set_new_zone_id(), db_datetime::time, db_timestamptz::timestamp, tz_decode_info::type, tz_create_session_tzid_for_datetime(), tz_create_session_tzid_for_timestamp(), tz_datetime_utc_conv(), tz_decode_tz_id(), tz_encode_tz_id(), db_timestamptz::tz_id, db_datetimetz::tz_id, TZ_REGION_OFFSET, tz_set_data(), tz_Timezone_data, tz_utc_datetimetz_to_local(), and tz_decode_info::zone.

Referenced by db_conv_tz().

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void db_date_locale_init ( void )

Definition at line 1531 of file db_date.c.

References fill_local_ampm_str(), local_am_str, local_am_strlen, local_pm_str, local_pm_strlen, and strlen.

Referenced by set_current_locale().

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int put_timezone_checksum ( char * checksum )

Definition at line 5017 of file tz_support.c.

References AU_DISABLE, AU_ENABLE, Au_root, db_make_string(), db_put_internal(), and NO_ERROR.

Referenced by createdb(), and gen_tz().

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int tz_check_geographic_tz ( const TZ_ID * tz_id )

Definition at line 4975 of file tz_support.c.

References ARG_FILE_LINE, ER_ERROR_SEVERITY, er_set(), ER_TZ_GEOGRAPHIC_ZONE, NO_ERROR, tz_decode_info::type, tz_decode_tz_id(), and TZ_REGION_ZONE.

int tz_check_session_has_geographic_tz ( void )

Definition at line 4995 of file tz_support.c.

References ARG_FILE_LINE, ER_ERROR_SEVERITY, er_set(), ER_TZ_GEOGRAPHIC_ZONE, NO_ERROR, tz_region::type, tz_get_session_tz_region(), and TZ_REGION_OFFSET.

int tz_conv_tz_datetime_w_region	(	const DB_DATETIME *	src_dt,
		const TZ_REGION *	src_tz_region,
		const TZ_REGION *	dest_tz_region,
		DB_DATETIME *	dest_dt,
		TZ_ID *	src_tz_id_out,
		TZ_ID *	dest_tz_id_out
	)

Definition at line 3812 of file tz_support.c.

References assert, NO_ERROR, NULL, tz_conv_tz_datetime_w_zone_info(), tz_decode_tz_region(), tz_encode_tz_id(), and TZ_REGION_OFFSET.

Referenced by db_timestamp_decode_w_reg(), db_timestamp_encode_w_reg(), do_evaluate_default_expr(), fetch_peek_arith(), pt_evaluate_db_value_expr(), qexec_execute_insert(), tz_conv_tz_datetime_w_zone_name(), and tz_conv_tz_time_w_zone_name().

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int tz_conv_tz_datetime_w_zone_name	(	const DB_DATETIME *	src_dt,
		const char *	source_zone,
		int	len_source,
		const char *	dest_zone,
		int	len_dest,
		DB_DATETIME *	dest_dt
	)

Definition at line 3858 of file tz_support.c.

References NO_ERROR, NULL, tz_conv_tz_datetime_w_region(), and tz_str_to_region().

Referenced by db_new_time().

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int tz_conv_tz_time_w_zone_name	(	const DB_TIME *	time_source,
		const char *	source_zone,
		int	len_source,
		const char *	dest_zone,
		int	len_dest,
		DB_TIME *	time_dest
	)

Definition at line 1528 of file tz_support.c.

References db_datetime::date, NO_ERROR, NULL, db_datetime::time, tz_conv_tz_datetime_w_region(), tz_get_current_date(), and tz_str_to_region().

Referenced by db_new_time(), do_evaluate_default_expr(), fetch_peek_arith(), pt_evaluate_db_value_expr(), and qexec_execute_insert().

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int tz_create_datetimetz	(	const DB_DATETIME *	dt,
		const char *	tz_str,
		const int	tz_size,
		const TZ_REGION *	default_tz_region,
		DB_DATETIMETZ *	dt_tz,
		const char **	end_tz_str
	)

Definition at line 1383 of file tz_support.c.

References db_datetimetz::datetime, NO_ERROR, NULL, tz_datetime_utc_conv(), tz_decode_tz_region(), tz_encode_tz_id(), db_datetimetz::tz_id, and tz_str_timezone_decode().

Referenced by db_date_add_sub_interval_expr(), db_from_tz(), db_string_to_datetimetz_ex(), and netval_to_dbval().

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int tz_create_datetimetz_from_offset	(	const DB_DATETIME *	dt,
		const int	tzh,
		const int	tzm,
		DB_DATETIMETZ *	dt_tz
	)

Definition at line 4068 of file tz_support.c.

References ARG_FILE_LINE, db_datetimetz::datetime, ER_DATE_CONVERSION, ER_ERROR_SEVERITY, er_set(), NO_ERROR, tz_decode_info::offset, tz_decode_info::type, tz_datetime_utc_conv(), tz_encode_tz_id(), db_datetimetz::tz_id, TZ_MAX_OFFSET, TZ_MIN_OFFSET, and TZ_REGION_OFFSET.

Referenced by db_str_to_date(), and db_to_datetime().

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int tz_create_datetimetz_from_parts	(	const int	m,
		const int	d,
		const int	y,
		const int	h,
		const int	mi,
		const int	s,
		const int	ms,
		const TZ_ID *	tz_id,
		DB_DATETIMETZ *	dt_tz
	)

Definition at line 5138 of file tz_support.c.

References db_datetimetz::datetime, db_datetime_encode(), NO_ERROR, NULL, tz_create_datetimetz_from_utc(), tz_datetimetz_fix_zone(), tz_get_session_tz_region(), and db_datetimetz::tz_id.

Referenced by db_add_time(), db_date_add_sub_interval_days(), and db_date_add_sub_interval_expr().

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int tz_create_datetimetz_from_ses	(	const DB_DATETIME *	dt,
		DB_DATETIMETZ *	dt_tz
	)

Definition at line 1493 of file tz_support.c.

References db_datetimetz::datetime, NO_ERROR, tz_datetime_utc_conv(), tz_decode_tz_region(), tz_encode_tz_id(), tz_get_session_tz_region(), and db_datetimetz::tz_id.

Referenced by db_date_add_sub_interval_expr(), qdata_subtract_datetime_to_dbval(), tp_value_cast_internal(), and tp_value_coerce_strict().

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int tz_create_datetimetz_from_utc	(	const DB_DATETIME *	src_dt,
		const TZ_REGION *	dest_region,
		DB_DATETIMETZ *	dest_dt_tz
	)

Definition at line 5104 of file tz_support.c.

References db_datetimetz::datetime, NO_ERROR, tz_datetime_utc_conv(), tz_decode_tz_region(), tz_encode_tz_id(), and db_datetimetz::tz_id.

Referenced by tz_create_datetimetz_from_parts().

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int tz_create_datetimetz_from_zoneid_and_tzd	(	const DB_DATETIME *	dt,
		TZ_REGION *	default_tz_region,
		const int	zone_id,
		const char *	tzd,
		const int	tzd_len,
		bool	is_time_tz,
		DB_DATETIMETZ *	dt_tz
	)

Definition at line 4212 of file tz_support.c.

References ARG_FILE_LINE, db_datetime::date, db_datetimetz::datetime, ER_ERROR_SEVERITY, er_set(), ER_TZ_INVALID_DST, NO_ERROR, NULL, tz_decode_info::offset, db_datetime::time, tz_decode_info::type, tz_datetime_utc_conv(), tz_decode_tz_region(), TZ_DS_ID_MAX, tz_encode_tz_id(), db_datetimetz::tz_id, TZ_OFFSET_ID_MAX, TZ_REGION_OFFSET, TZ_REGION_ZONE, tz_decode_info::zone, and tz_decode_info::zone_id.

Referenced by db_str_to_date(), and db_to_datetime().

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int tz_create_session_tzid_for_datetime	(	const DB_DATETIME *	src_dt,
		bool	src_is_utc,
		TZ_ID *	tz_id
	)

Definition at line 1037 of file tz_support.c.

References NO_ERROR, tz_datetime_utc_conv(), tz_decode_tz_region(), tz_encode_tz_id(), and tz_get_session_tz_region().

Referenced by conv_tz(), date_to_char(), db_date_format(), db_datetimeltz_to_string(), db_time_format(), dbval_to_net_buf(), qdata_subtract_dbval(), tp_value_cast_internal(), tp_value_coerce_strict(), tz_create_session_tzid_for_time(), tz_create_session_tzid_for_timestamp(), tz_datetimeltz_to_local(), and valcnv_convert_data_to_string().

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int tz_create_session_tzid_for_time	(	const DB_TIME *	src_time,
		bool	src_is_utc,
		TZ_ID *	tz_id
	)

Definition at line 1091 of file tz_support.c.

References db_datetime::date, db_datetime::time, tz_create_session_tzid_for_datetime(), and tz_get_current_date().

Referenced by date_to_char(), and db_time_format().

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int tz_create_session_tzid_for_timestamp	(	const DB_UTIME *	src_ts,
		TZ_ID *	tz_id
	)

Definition at line 1068 of file tz_support.c.

References db_datetime::date, db_timestamp_decode_utc(), db_datetime::time, and tz_create_session_tzid_for_datetime().

Referenced by conv_tz(), date_to_char(), db_date_format(), db_time_format(), db_timestampltz_to_string(), dbval_to_net_buf(), qdata_add_bigint_to_dbval(), qdata_add_dbval(), qdata_add_int_to_dbval(), qdata_add_short_to_dbval(), tp_value_cast_internal(), tp_value_coerce_strict(), and valcnv_convert_data_to_string().

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int tz_create_timestamptz	(	const DB_DATE *	date,
		const DB_TIME *	time,
		const char *	tz_str,
		const int	tz_size,
		const TZ_REGION *	default_tz_region,
		DB_TIMESTAMPTZ *	ts_tz,
		const char **	end_tz_str
	)

Definition at line 1435 of file tz_support.c.

References db_datetime::date, db_timestamp_encode_utc(), NO_ERROR, NULL, db_datetime::time, db_timestamptz::timestamp, tz_datetime_utc_conv(), tz_decode_tz_region(), tz_encode_tz_id(), db_timestamptz::tz_id, and tz_str_timezone_decode().

Referenced by db_string_to_timestamptz_ex(), and netval_to_dbval().

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int tz_create_timestamptz_from_offset	(	const DB_DATE *	date,
		const DB_TIME *	time,
		const int	tzh,
		const int	tzm,
		DB_TIMESTAMPTZ *	timestamp_tz
	)

Definition at line 4107 of file tz_support.c.

References ARG_FILE_LINE, db_datetime::date, db_timestamp_encode_utc(), ER_DATE_CONVERSION, ER_ERROR_SEVERITY, er_set(), NO_ERROR, tz_decode_info::offset, db_datetime::time, db_timestamptz::timestamp, tz_decode_info::type, tz_datetime_utc_conv(), tz_encode_tz_id(), db_timestamptz::tz_id, TZ_MAX_OFFSET, TZ_MIN_OFFSET, and TZ_REGION_OFFSET.

Referenced by db_to_timestamp().

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int tz_create_timestamptz_from_zoneid_and_tzd	(	const DB_DATE *	date,
		const DB_TIME *	time,
		TZ_REGION *	default_tz_region,
		const int	zone_id,
		const char *	tzd,
		const int	tzd_len,
		DB_TIMESTAMPTZ *	timestamp_tz
	)

Definition at line 4280 of file tz_support.c.

References ARG_FILE_LINE, db_datetime::date, db_timestamp_encode_utc(), ER_ERROR_SEVERITY, er_set(), ER_TZ_INVALID_DST, NO_ERROR, NULL, db_datetime::time, db_timestamptz::timestamp, tz_decode_info::type, tz_datetime_utc_conv(), tz_decode_tz_region(), TZ_DS_ID_MAX, tz_encode_tz_id(), db_timestamptz::tz_id, TZ_OFFSET_ID_MAX, TZ_REGION_ZONE, tz_decode_info::zone, and tz_decode_info::zone_id.

Referenced by db_to_timestamp().

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int tz_datetimeltz_to_local	(	const DB_DATETIME *	dt_ltz,
		DB_DATETIME *	dt_local
	)

Definition at line 1628 of file tz_support.c.

References error(), NO_ERROR, tz_create_session_tzid_for_datetime(), and tz_utc_datetimetz_to_local().

Referenced by db_add_time(), db_get_datetime_from_dbvalue(), db_get_time_from_dbvalue(), db_string_extract_dbval(), db_trunc_dbval(), qdata_subtract_int_to_dbval(), round_date(), and tp_value_cast_internal().

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int tz_datetimetz_fix_zone	(	const DB_DATETIMETZ *	src_dt_tz,
		DB_DATETIMETZ *	dest_dt_tz
	)

Definition at line 1815 of file tz_support.c.

References db_datetimetz::datetime, NO_ERROR, tz_datetime_utc_conv(), tz_decode_tz_id(), tz_encode_tz_id(), and db_datetimetz::tz_id.

Referenced by pt_evaluate_db_value_expr(), qdata_add_datetimetz_to_dbval(), qdata_interpolation_function_values(), qdata_subtract_datetimetz_to_dbval(), tz_create_datetimetz_from_parts(), and tz_timestamptz_fix_zone().

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int tz_explain_tz_id	(	const TZ_ID *	tz_id,
		char *	tzr,
		const int	tzr_size,
		char *	tzdst,
		const int	tzdst_size,
		int *	tzh,
		int *	tzm
	)

Definition at line 3893 of file tz_support.c.

References ARG_FILE_LINE, assert, BO_IS_SERVER_RESTARTED, cubregex::count(), db_time_decode(), tz_data::ds_rules, tz_offset_rule::ds_ruleset, tz_data::ds_rulesets, tz_offset_rule::ds_type, DS_TYPE_RULESET_ID, tz_decode_info::dst_id, ER_DATE_CONVERSION, ER_ERROR_SEVERITY, ER_FAILED, er_set(), ER_TZ_INTERNAL_ERROR, ER_TZ_LOAD_ERROR, tz_timezone::gmt_off_rule_start, tz_ds_ruleset::index_start, LEN_MIN_HOUR, LEN_MIN_HOUR_SEC, tz_ds_rule::letter_abbrev, min, tz_name::name, tz_data::names, NO_ERROR, NULL, tz_decode_info::offset, tz_data::offset_rules, tz_offset_rule::save_format, tz_ds_rule::save_time, tz_offset_rule::std_format, strlen, tz_data::timezones, tz_decode_info::type, tz_decode_tz_id(), tz_get_data(), TZ_INVALID_OFFSET, TZ_MAX_FORMAT_SIZE, TZ_MAX_OFFSET, TZ_REGION_OFFSET, tz_offset_rule::var_format, tz_decode_info::zone, tz_decode_info::zone_id, and tz_name::zone_id.

Referenced by date_to_char(), db_date_format(), and db_time_format().

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int tz_full_timezones_start_scan	(	THREAD_ENTRY *	thread_p,
		int	show_type,
		DB_VALUE **	arg_values,
		int	arg_cnt,
		void **	ptr
	)

Definition at line 4775 of file tz_support.c.

References db_datetime_encode(), db_make_null(), db_make_string(), db_make_string_copy(), tz_data::ds_rules, tz_offset_rule::ds_ruleset, tz_data::ds_rulesets, tz_offset_rule::ds_type, DS_TYPE_RULESET_ID, tz_decode_info::dst_id, er_errid(), error(), tz_offset_rule::gmt_off, tz_timezone::gmt_off_rule_start, i, tz_ds_ruleset::index_start, tz_ds_rule::letter_abbrev, MAX_LEN_OFFSET, tz_name::name, tz_data::name_count, tz_data::names, NO_ERROR, NULL, tz_data::offset_rules, tz_offset_rule::save_format, tz_ds_rule::save_time, showstmt_alloc_array_context(), showstmt_alloc_tuple_in_context(), showstmt_free_array_context(), tz_offset_rule::std_format, tz_data::timezones, tz_decode_info::type, tz_datetime_utc_conv(), TZ_DS_ID_MAX, tz_get_data(), TZ_MAX_FORMAT_SIZE, tz_print_tz_offset(), TZ_REGION_ZONE, tz_timestamp_decode_no_leap_sec(), tz_offset_rule::var_format, tz_decode_info::zone, tz_decode_info::zone_id, and tz_name::zone_id.

Referenced by showstmt_scan_init().

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int tz_get_best_match_zone	(	const char *	name,
		int *	size
	)

Definition at line 4157 of file tz_support.c.

References assert, tz_name::name, tz_data::name_count, tz_data::names, NULL, starts_with(), strlen, and tz_get_data().

Referenced by db_str_to_date(), db_to_datetime(), db_to_time(), and db_to_timestamp().

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TZ_REGION* tz_get_client_tz_region_session ( void )

Definition at line 4662 of file tz_support.c.

References cubthread::manager::find_by_tid(), NULL, session_get_session_tz_region(), thread_get_manager(), thread_get_thread_entry_info(), TT_VACUUM_WORKER, tz_Region_session, and tz_Region_system.

Referenced by prm_load_by_section(), sysprm_set_value(), and tz_get_session_tz_region().

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const TZ_DATA* tz_get_data ( void )

Definition at line 687 of file tz_support.c.

References NULL, tz_data::timezone_count, and tz_Timezone_data.

Referenced by boot_restart_server(), boot_set_server_session_key(), createdb(), dump_tz(), sboot_get_timezone_checksum(), starts_with(), sysprm_final(), tz_datetime_utc_conv(), tz_decode_tz_id(), tz_explain_tz_id(), tz_full_timezones_start_scan(), tz_get_best_match_zone(), tz_get_zone_id_by_name(), tz_resolve_os_timezone(), tz_timestamp_decode_leap_sec_adj(), tz_timestamp_encode_leap_sec_adj(), tz_timezones_start_scan(), and tz_zone_info_to_str().

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int tz_get_ds_change_julian_date_diff	(	const int	src_julian_date,
		const TZ_DS_RULE *	ds_rule,
		const int	year,
		int *	ds_rule_julian_date,
		full_date_t *	date_diff
	)

Definition at line 2333 of file tz_support.c.

References ARG_FILE_LINE, tz_ds_rule::change_on, tz_ds_change_on::day_of_month, tz_ds_change_on::day_of_week, ER_ERROR_SEVERITY, er_set(), ER_TZ_INTERNAL_ERROR, FULL_DATE, tz_ds_rule::in_month, IS_LEAP_YEAR, julian_encode(), NO_ERROR, NULL, tz_ds_change_on::type, TZ_DS_TYPE_FIXED, TZ_DS_TYPE_VAR_SMALLER, tz_get_first_weekday_around_date(), and TZ_MON_FEB.

Referenced by get_date_diff_from_ds_rule(), tz_datetime_utc_conv(), tz_fast_find_ds_rule(), and tzc_check_ds_ruleset().

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int tz_get_first_weekday_around_date	(	const int	year,
		const int	month,
		const int	weekday,
		const int	after_day,
		const bool	before
	)

Definition at line 2085 of file tz_support.c.

References assert, DAYS_IN_MONTH, db_get_day_of_week(), IS_LEAP_YEAR, TZ_MON_FEB, TZ_WEEK_DAY_COUNT, TZ_WEEK_DAY_SAT, and TZ_WEEK_DAY_SUN.

Referenced by get_day_of_week_for_raw_rule(), str_to_offset_rule_until(), and tz_get_ds_change_julian_date_diff().

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const TZ_DATA* tz_get_new_timezone_data ( void )

Definition at line 713 of file tz_support.c.

References NULL, tz_data::timezone_count, and tz_New_timezone_data.

Referenced by set_new_zone_id().

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int tz_get_offset_in_mins ( )

Definition at line 5480 of file tz_support.c.

Referenced by db_sys_timezone().

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const char* tz_get_session_local_timezone ( void )

Definition at line 739 of file tz_support.c.

References prm_get_string_value(), and PRM_ID_TIMEZONE.

Referenced by do_evaluate_default_expr(), fetch_peek_arith(), pt_evaluate_db_value_expr(), and qexec_execute_insert().

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void tz_get_session_tz_region ( TZ_REGION * tz_region )

Definition at line 767 of file tz_support.c.

References BO_IS_SERVER_RESTARTED, NULL, tz_get_client_tz_region_session(), tz_get_invalid_tz_region(), and tz_Region_system.

Referenced by db_str_to_date(), db_string_to_datetimetz_ex(), db_string_to_timestamptz_ex(), db_timestamp_decode_ses(), db_timestamp_encode_ses(), db_to_datetime(), db_to_timestamp(), do_evaluate_default_expr(), fetch_peek_arith(), netval_to_dbval(), pt_evaluate_db_value_expr(), qexec_execute_insert(), tz_check_session_has_geographic_tz(), tz_create_datetimetz_from_parts(), tz_create_datetimetz_from_ses(), and tz_create_session_tzid_for_datetime().

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const char* tz_get_system_timezone ( void )

Definition at line 749 of file tz_support.c.

References prm_get_string_value(), and PRM_ID_SERVER_TIMEZONE.

Referenced by do_evaluate_default_expr(), fetch_peek_arith(), pt_evaluate_db_value_expr(), qexec_execute_insert(), and sysprm_make_default_values().

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void tz_get_system_tz_region ( TZ_REGION * tz_region )

Definition at line 758 of file tz_support.c.

References tz_Region_system.

Referenced by db_timestamp_encode_sys(), do_evaluate_default_expr(), fetch_peek_arith(), pt_evaluate_db_value_expr(), and qexec_execute_insert().

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int tz_get_timezone_offset	(	const char *	tz_str,
		int	tz_size,
		char *	result,
		DB_DATETIME *	utc_datetime
	)

Definition at line 935 of file tz_support.c.

References ARG_FILE_LINE, CAST_BUFLEN, char_isspace(), db_datetime::date, ER_ERROR_SEVERITY, er_set(), ER_TZ_INVALID_TIMEZONE, error(), NO_ERROR, p, db_datetime::time, tz_decode_info::type, tz_datetime_utc_conv(), tz_get_zone_id_by_name(), tz_print_tz_offset(), TZ_REGION_ZONE, tz_str_to_seconds(), tz_decode_info::zone, and tz_decode_info::zone_id.

Referenced by db_tz_offset().

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const TZ_ID* tz_get_utc_tz_id ( void )

Definition at line 816 of file tz_support.c.

Referenced by db_timestamp_encode_w_reg(), db_value_domain_default(), db_value_domain_max(), db_value_domain_min(), and tp_value_coerce_strict().

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const TZ_REGION* tz_get_utc_tz_region ( void )

Definition at line 828 of file tz_support.c.

References TZ_REGION_OFFSET.

Referenced by db_timestamp_decode_w_reg(), and db_timestamp_encode_w_reg().

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void tz_id_to_region	(	const TZ_ID *	tz_id,
		TZ_REGION *	tz_region
	)

Definition at line 803 of file tz_support.c.

References tz_decode_tz_id(), and tz_encode_tz_region().

Referenced by db_date_add_sub_interval_expr().

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int tz_id_to_str	(	const TZ_ID *	tz_id,
		char *	tz_str,
		const int	tz_str_size
	)

Definition at line 1789 of file tz_support.c.

References tz_decode_tz_id(), and tz_zone_info_to_str().

Referenced by db_datetimetz_to_string(), db_timestamptz_to_string(), and dbval_to_net_buf().

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int tz_load ( void )

Definition at line 337 of file tz_support.c.

References ARG_FILE_LINE, envvar_libdir_file(), er_errid(), ER_ERROR_SEVERITY, er_set(), ER_TZ_LOAD_ERROR, LIB_TZ_NAME, NO_ERROR, tz_Initialized, tz_Lib_handle, tz_load_data_from_lib(), and tz_load_library().

Referenced by boot_restart_client(), boot_restart_server(), createdb(), dump_tz(), net_server_start(), prm_load_by_section(), xboot_initialize_server(), and xboot_restart_from_backup().

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int tz_load_with_library_path	(	TZ_DATA *	tzd,
		const char *	timezone_library_path
	)

Definition at line 4937 of file tz_support.c.

References ARG_FILE_LINE, assert, er_errid(), ER_ERROR_SEVERITY, er_set(), ER_TZ_LOAD_ERROR, NO_ERROR, NULL, tz_Lib_handle, tz_load_data_from_lib(), and tz_load_library().

Referenced by init_tz_name().

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int tz_resolve_os_timezone	(	char *	timezone,
		int	buf_size
	)

Definition at line 4588 of file tz_support.c.

References NULL, strlen, tz_data::timezone_names, tz_get_data(), and tz_get_zone_id_by_name().

Referenced by sysprm_final().

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void tz_set_data ( const TZ_DATA * data )

Definition at line 702 of file tz_support.c.

Referenced by conv_tz(), and set_new_zone_id().

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void tz_set_new_timezone_data ( const TZ_DATA * data )

Definition at line 729 of file tz_support.c.

Referenced by tzc_compute_timezone_checksum().

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void tz_set_tz_region_system ( const TZ_REGION * tz_region )

Definition at line 4650 of file tz_support.c.

Referenced by prm_load_by_section(), and sysprm_set_value().

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int tz_str_read_number	(	const char *	str,
		const char *	str_end,
		const bool	strict,
		const bool	read_sign,
		int *	val,
		const char **	str_next
	)

Definition at line 2130 of file tz_support.c.

References assert, char_isdigit(), ER_FAILED, IS_EMPTY_STR, and NO_ERROR.

Referenced by str_read_day_var(), str_to_offset_rule_until(), tz_str_read_time(), tzc_add_ds_rule(), tzc_add_offset_rule(), and tzc_load_leap_secs().

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int tz_str_read_time	(	const char *	str,
		const char *	str_end,
		bool	need_minutes,
		bool	allow_sec60,
		int *	hour,
		int *	min,
		int *	sec,
		const char **	str_next
	)