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Diffstat (limited to 'include/mysql/service_thd_timezone.h')
-rw-r--r-- | include/mysql/service_thd_timezone.h | 73 |
1 files changed, 73 insertions, 0 deletions
diff --git a/include/mysql/service_thd_timezone.h b/include/mysql/service_thd_timezone.h new file mode 100644 index 00000000..89e75274 --- /dev/null +++ b/include/mysql/service_thd_timezone.h @@ -0,0 +1,73 @@ +#ifndef MYSQL_SERVICE_THD_TIMEZONE_INCLUDED +/* Copyright (C) 2013 MariaDB Foundation. + + This program is free software; you can redistribute it and/or modify + it under the terms of the GNU General Public License as published by + the Free Software Foundation; version 2 of the License. + + This program is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program; if not, write to the Free Software + Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1335 USA */ + +/** + @file + This service provdes functions to convert between my_time_t and + MYSQL_TIME taking into account the current value of the time_zone + session variable. + + The values of the my_time_t type are in Unix timestamp format, + i.e. the number of seconds since "1970-01-01 00:00:00 UTC". + + The values of the MYSQL_TIME type are in the current time zone, + according to thd->variables.time_zone. + + If the MYSQL_THD parameter is NULL, then global_system_variables.time_zone + is used for conversion. +*/ + +#ifndef MYSQL_ABI_CHECK +/* + This service currently does not depend on any system headers. + If it needs system headers in the future, make sure to put + them inside this ifndef. +*/ +#endif + +#include "mysql_time.h" + +#ifdef __cplusplus +extern "C" { +#endif + + +extern struct thd_timezone_service_st { + my_time_t (*thd_TIME_to_gmt_sec)(MYSQL_THD thd, const MYSQL_TIME *ltime, unsigned int *errcode); + void (*thd_gmt_sec_to_TIME)(MYSQL_THD thd, MYSQL_TIME *ltime, my_time_t t); +} *thd_timezone_service; + +#ifdef MYSQL_DYNAMIC_PLUGIN + +#define thd_TIME_to_gmt_sec(thd, ltime, errcode) \ + (thd_timezone_service->thd_TIME_to_gmt_sec((thd), (ltime), (errcode))) + +#define thd_gmt_sec_to_TIME(thd, ltime, t) \ + (thd_timezone_service->thd_gmt_sec_to_TIME((thd), (ltime), (t))) + +#else + +my_time_t thd_TIME_to_gmt_sec(MYSQL_THD thd, const MYSQL_TIME *ltime, unsigned int *errcode); +void thd_gmt_sec_to_TIME(MYSQL_THD thd, MYSQL_TIME *ltime, my_time_t t); + +#endif + +#ifdef __cplusplus +} +#endif + +#define MYSQL_SERVICE_THD_TIMEZONE_INCLUDED +#endif |