From 354bb40e75d94466e91fe6960523612c9d17ccfb Mon Sep 17 00:00:00 2001 From: Karen Arutyunov Date: Thu, 2 Nov 2017 23:11:29 +0300 Subject: Add implementation --- mysql/mysql_time.h | 55 ++++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 55 insertions(+) create mode 100644 mysql/mysql_time.h (limited to 'mysql/mysql_time.h') diff --git a/mysql/mysql_time.h b/mysql/mysql_time.h new file mode 100644 index 0000000..ac9719c --- /dev/null +++ b/mysql/mysql_time.h @@ -0,0 +1,55 @@ +/* Copyright (c) 2004, 2011, Oracle and/or its affiliates. All rights reserved. + + 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 Street, Fifth Floor, Boston, MA 02110-1301, USA */ + +#ifndef _mysql_time_h_ +#define _mysql_time_h_ + +/* + Time declarations shared between the server and client API: + you should not add anything to this header unless it's used + (and hence should be visible) in mysql.h. + If you're looking for a place to add new time-related declaration, + it's most likely my_time.h. See also "C API Handling of Date + and Time Values" chapter in documentation. +*/ + +enum enum_mysql_timestamp_type +{ + MYSQL_TIMESTAMP_NONE= -2, MYSQL_TIMESTAMP_ERROR= -1, + MYSQL_TIMESTAMP_DATE= 0, MYSQL_TIMESTAMP_DATETIME= 1, MYSQL_TIMESTAMP_TIME= 2 +}; + + +/* + Structure which is used to represent datetime values inside MySQL. + + We assume that values in this structure are normalized, i.e. year <= 9999, + month <= 12, day <= 31, hour <= 23, hour <= 59, hour <= 59. Many functions + in server such as my_system_gmt_sec() or make_time() family of functions + rely on this (actually now usage of make_*() family relies on a bit weaker + restriction). Also functions that produce MYSQL_TIME as result ensure this. + There is one exception to this rule though if this structure holds time + value (time_type == MYSQL_TIMESTAMP_TIME) days and hour member can hold + bigger values. +*/ +typedef struct st_mysql_time +{ + unsigned int year, month, day, hour, minute, second; + unsigned long second_part; /**< microseconds */ + my_bool neg; + enum enum_mysql_timestamp_type time_type; +} MYSQL_TIME; + +#endif /* _mysql_time_h_ */ -- cgit v1.1