mariadb/include/my_time.h

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Fix for Bug#4030 "Client side conversion string -> date type doesn't work (prepared statements)" and after-review fixes: - str_to_TIME renamed to str_to_datetime to pair with str_to_time - functions str_to_time and str_to_TIME moved to sql-common - send_data_str now supports MYSQL_TYPE_TIME, MYSQL_TIME_DATE, MYSQL_TIME_DATETIME types of user input buffers. - few more comments in the client library - a test case added. VC++Files/libmysql/libmysql.dsp: new file: my_time.c VC++Files/libmysqld/libmysqld.dsp: new file: my_time.c VC++Files/sql/mysqld.dsp: new file: my_time.c include/Makefile.am: - mysql_time.h added to the list of installed client library headers include/mysql.h: - declarations for MYSQL_TIME and enum_mysql_timestamp_type moved to mysql_time.h, which is in shared use of client library and mysys. libmysql/Makefile.shared: - my_time.lo added to the list of libmysql objects libmysql/libmysql.c: Fix for bug#4030 "Client side conversion string -> date type doesn't work (prepared statements)" and cleanup. - added case labels for TIME/DATE/DATETIME types to send_data_str - comments for read_binary_{date,time,datetime}, fetch_result_*, fetch_results. libmysqld/Makefile.am: - my_time.c added sql-common/Makefile.am: - my_time.c added to the list of files included into source distribution. sql/Makefile.am: my_time.c added to the list of mysqld sources. sql/field.cc: - TIMESTAMP_{TIME,DATE,DATETIME,...} renamed to MYSQL_TIMESTAMP_{TIME,DATETIME,DATE,...} sql/item.cc: - TIMESTAMP_{TIME,DATE,DATETIME,...} renamed to MYSQL_TIMESTAMP_{TIME,DATETIME,DATE,...} sql/item_timefunc.cc: - TIMESTAMP_{TIME,DATE,DATETIME,...} renamed to MYSQL_TIMESTAMP_{TIME,DATETIME,DATE,...} sql/mysql_priv.h: - added typedefs for TIME and timestamp_type - removed declarations for str_to_time and str_to_TIME (now this functions reside in mysys) sql/mysqld.cc: - log_10_int moved to mysys (it's used by str_to_TIME and str_to_time) - enum values TIMESTAMP_{TIME,DATE,DATETIME} were renamed to MYSQL_TIMESTAMP_{TIME,DATE,DATETIME} sql/set_var.cc: - TIMESTAMP_{TIME,DATE,DATETIME,...} renamed to MYSQL_TIMESTAMP_{TIME,DATETIME,DATE,...} sql/set_var.h: - fixed timestamp_type usage to be compatible with typedef. sql/sql_prepare.cc: - TIMESTAMP_{TIME,DATE,DATETIME} were renamed to MYSQL_TIMESTAMP_{TIME,DATE,DATETIME} - embedded library implementation of set_param_{time,date,datetime} is much simplier now, as MYSQL_TIME is the same as TIME. sql/sql_yacc.yy: - s/\<TIMESTAMP_/MYSQL_TIMESTAMP/gc sql/structs.h: - declarations for TIME and timestamp_type replaced with typedefs - str_to_datetime arguments moved to mysys headers sql/time.cc: - str_to_time and str_to_TIME moved to mysys - TIMESTAMP_{TIME,DATE,DATETIME,...} renamed to MYSQL_TIMESTAMP_{TIME,DATETIME,DATE,...} as these names are now exported to client. - str_to_TIME renamed to str_to_datetime to pair with str_to_time - str_to_TIME_with_warn renamed accordingly sql/tztime.cc: - TIMESTAMP_{TIME,DATE,DATETIME,...} renamed to MYSQL_TIMESTAMP_{TIME,DATETIME,DATE,...} tests/client_test.c: - a test case for Bug#4030 "Client side conversion string -> date type doesn't work (prepared statements)"
2004-06-24 19:08:36 +04:00
/* Copyright (C) 2004 MySQL AB & MySQL Finland AB & TCX DataKonsult AB
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; either version 2 of the License, or
(at your option) any later version.
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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */
/*
This is a private header of sql-common library, containing
declarations for my_time.c
*/
#ifndef _my_time_h_
#define _my_time_h_
#include "my_global.h"
#include "mysql_time.h"
C_MODE_START
extern ulonglong log_10_int[20];
extern uchar days_in_month[];
Fix for Bug#4030 "Client side conversion string -> date type doesn't work (prepared statements)" and after-review fixes: - str_to_TIME renamed to str_to_datetime to pair with str_to_time - functions str_to_time and str_to_TIME moved to sql-common - send_data_str now supports MYSQL_TYPE_TIME, MYSQL_TIME_DATE, MYSQL_TIME_DATETIME types of user input buffers. - few more comments in the client library - a test case added. VC++Files/libmysql/libmysql.dsp: new file: my_time.c VC++Files/libmysqld/libmysqld.dsp: new file: my_time.c VC++Files/sql/mysqld.dsp: new file: my_time.c include/Makefile.am: - mysql_time.h added to the list of installed client library headers include/mysql.h: - declarations for MYSQL_TIME and enum_mysql_timestamp_type moved to mysql_time.h, which is in shared use of client library and mysys. libmysql/Makefile.shared: - my_time.lo added to the list of libmysql objects libmysql/libmysql.c: Fix for bug#4030 "Client side conversion string -> date type doesn't work (prepared statements)" and cleanup. - added case labels for TIME/DATE/DATETIME types to send_data_str - comments for read_binary_{date,time,datetime}, fetch_result_*, fetch_results. libmysqld/Makefile.am: - my_time.c added sql-common/Makefile.am: - my_time.c added to the list of files included into source distribution. sql/Makefile.am: my_time.c added to the list of mysqld sources. sql/field.cc: - TIMESTAMP_{TIME,DATE,DATETIME,...} renamed to MYSQL_TIMESTAMP_{TIME,DATETIME,DATE,...} sql/item.cc: - TIMESTAMP_{TIME,DATE,DATETIME,...} renamed to MYSQL_TIMESTAMP_{TIME,DATETIME,DATE,...} sql/item_timefunc.cc: - TIMESTAMP_{TIME,DATE,DATETIME,...} renamed to MYSQL_TIMESTAMP_{TIME,DATETIME,DATE,...} sql/mysql_priv.h: - added typedefs for TIME and timestamp_type - removed declarations for str_to_time and str_to_TIME (now this functions reside in mysys) sql/mysqld.cc: - log_10_int moved to mysys (it's used by str_to_TIME and str_to_time) - enum values TIMESTAMP_{TIME,DATE,DATETIME} were renamed to MYSQL_TIMESTAMP_{TIME,DATE,DATETIME} sql/set_var.cc: - TIMESTAMP_{TIME,DATE,DATETIME,...} renamed to MYSQL_TIMESTAMP_{TIME,DATETIME,DATE,...} sql/set_var.h: - fixed timestamp_type usage to be compatible with typedef. sql/sql_prepare.cc: - TIMESTAMP_{TIME,DATE,DATETIME} were renamed to MYSQL_TIMESTAMP_{TIME,DATE,DATETIME} - embedded library implementation of set_param_{time,date,datetime} is much simplier now, as MYSQL_TIME is the same as TIME. sql/sql_yacc.yy: - s/\<TIMESTAMP_/MYSQL_TIMESTAMP/gc sql/structs.h: - declarations for TIME and timestamp_type replaced with typedefs - str_to_datetime arguments moved to mysys headers sql/time.cc: - str_to_time and str_to_TIME moved to mysys - TIMESTAMP_{TIME,DATE,DATETIME,...} renamed to MYSQL_TIMESTAMP_{TIME,DATETIME,DATE,...} as these names are now exported to client. - str_to_TIME renamed to str_to_datetime to pair with str_to_time - str_to_TIME_with_warn renamed accordingly sql/tztime.cc: - TIMESTAMP_{TIME,DATE,DATETIME,...} renamed to MYSQL_TIMESTAMP_{TIME,DATETIME,DATE,...} tests/client_test.c: - a test case for Bug#4030 "Client side conversion string -> date type doesn't work (prepared statements)"
2004-06-24 19:08:36 +04:00
/*
Portable time_t replacement.
Should be signed and hold seconds for 1902-2038 range.
*/
typedef long my_time_t;
#define MY_TIME_T_MAX LONG_MAX
#define MY_TIME_T_MIN LONG_MIN
Fix for Bug#4030 "Client side conversion string -> date type doesn't work (prepared statements)" and after-review fixes: - str_to_TIME renamed to str_to_datetime to pair with str_to_time - functions str_to_time and str_to_TIME moved to sql-common - send_data_str now supports MYSQL_TYPE_TIME, MYSQL_TIME_DATE, MYSQL_TIME_DATETIME types of user input buffers. - few more comments in the client library - a test case added. VC++Files/libmysql/libmysql.dsp: new file: my_time.c VC++Files/libmysqld/libmysqld.dsp: new file: my_time.c VC++Files/sql/mysqld.dsp: new file: my_time.c include/Makefile.am: - mysql_time.h added to the list of installed client library headers include/mysql.h: - declarations for MYSQL_TIME and enum_mysql_timestamp_type moved to mysql_time.h, which is in shared use of client library and mysys. libmysql/Makefile.shared: - my_time.lo added to the list of libmysql objects libmysql/libmysql.c: Fix for bug#4030 "Client side conversion string -> date type doesn't work (prepared statements)" and cleanup. - added case labels for TIME/DATE/DATETIME types to send_data_str - comments for read_binary_{date,time,datetime}, fetch_result_*, fetch_results. libmysqld/Makefile.am: - my_time.c added sql-common/Makefile.am: - my_time.c added to the list of files included into source distribution. sql/Makefile.am: my_time.c added to the list of mysqld sources. sql/field.cc: - TIMESTAMP_{TIME,DATE,DATETIME,...} renamed to MYSQL_TIMESTAMP_{TIME,DATETIME,DATE,...} sql/item.cc: - TIMESTAMP_{TIME,DATE,DATETIME,...} renamed to MYSQL_TIMESTAMP_{TIME,DATETIME,DATE,...} sql/item_timefunc.cc: - TIMESTAMP_{TIME,DATE,DATETIME,...} renamed to MYSQL_TIMESTAMP_{TIME,DATETIME,DATE,...} sql/mysql_priv.h: - added typedefs for TIME and timestamp_type - removed declarations for str_to_time and str_to_TIME (now this functions reside in mysys) sql/mysqld.cc: - log_10_int moved to mysys (it's used by str_to_TIME and str_to_time) - enum values TIMESTAMP_{TIME,DATE,DATETIME} were renamed to MYSQL_TIMESTAMP_{TIME,DATE,DATETIME} sql/set_var.cc: - TIMESTAMP_{TIME,DATE,DATETIME,...} renamed to MYSQL_TIMESTAMP_{TIME,DATETIME,DATE,...} sql/set_var.h: - fixed timestamp_type usage to be compatible with typedef. sql/sql_prepare.cc: - TIMESTAMP_{TIME,DATE,DATETIME} were renamed to MYSQL_TIMESTAMP_{TIME,DATE,DATETIME} - embedded library implementation of set_param_{time,date,datetime} is much simplier now, as MYSQL_TIME is the same as TIME. sql/sql_yacc.yy: - s/\<TIMESTAMP_/MYSQL_TIMESTAMP/gc sql/structs.h: - declarations for TIME and timestamp_type replaced with typedefs - str_to_datetime arguments moved to mysys headers sql/time.cc: - str_to_time and str_to_TIME moved to mysys - TIMESTAMP_{TIME,DATE,DATETIME,...} renamed to MYSQL_TIMESTAMP_{TIME,DATETIME,DATE,...} as these names are now exported to client. - str_to_TIME renamed to str_to_datetime to pair with str_to_time - str_to_TIME_with_warn renamed accordingly sql/tztime.cc: - TIMESTAMP_{TIME,DATE,DATETIME,...} renamed to MYSQL_TIMESTAMP_{TIME,DATETIME,DATE,...} tests/client_test.c: - a test case for Bug#4030 "Client side conversion string -> date type doesn't work (prepared statements)"
2004-06-24 19:08:36 +04:00
#define YY_PART_YEAR 70
/* Flags to str_to_datetime */
#define TIME_FUZZY_DATE 1
#define TIME_DATETIME_ONLY 2
enum enum_mysql_timestamp_type
str_to_datetime(const char *str, uint length, MYSQL_TIME *l_time,
uint flags, int *was_cut);
bool str_to_time(const char *str,uint length, MYSQL_TIME *l_time,
int *was_cut);
long calc_daynr(uint year,uint month,uint day);
void init_time(void);
my_time_t
my_system_gmt_sec(const MYSQL_TIME *t, long *my_timezone, bool *in_dst_time_gap);
Fix for bug #6266 "Invalid DATETIME value is not handled properly". In server we assume that datetime values stored in MYSQL_TIME struct are normalized (and year is not greater than 9999), so we should perform range checks in all places then we convert something to MYSQL_TIME. include/my_time.h: Added one more argument to set_zero_time() function to make it more convinient. Added comment clarifying why MAX_DATE_STRING_REP_LENGTH value is 30. include/mysql_time.h: Documented MySQL's internal assumptions for members of MYSQL_TIME structure. libmysql/libmysql.c: It does not make sense to set MYSQL_TIME::time_type twice in case of errors. mysql-test/r/type_datetime.result: Added test for bug #6266 "Invalid DATETIME value not handled properly". mysql-test/t/type_datetime.test: Added test for bug #6266 "Invalid DATETIME value not handled properly". sql-common/my_time.c: str_to_datetime(): Added missing check for too big year values. set_zero_time(): added time_type argument, since MYSQL_TIMESTAMP_NONE is not the value that we want in most cases. sql/field.cc: Field_datetime::store_time(): clarified why we don't perform any range checks here. sql/item.cc: Item_param::set_time(): Added comment describing this method and range checking for TIME values. sql/sql_prepare.cc: Removed comments about range checking for TIME values in prepared statements, which are no longer true. set_zero_time() has one more argument now. tests/client_test.c: Added test for bug #6266 "Invalid DATETIME value not handled properly"
2004-11-15 15:44:29 +03:00
void set_zero_time(MYSQL_TIME *tm, enum enum_mysql_timestamp_type time_type);
/*
Required buffer length for my_time_to_str, my_date_to_str,
my_datetime_to_str and TIME_to_string functions. Note, that the
caller is still responsible to check that given TIME structure
has values in valid ranges, otherwise size of the buffer could
Fix for bug #6266 "Invalid DATETIME value is not handled properly". In server we assume that datetime values stored in MYSQL_TIME struct are normalized (and year is not greater than 9999), so we should perform range checks in all places then we convert something to MYSQL_TIME. include/my_time.h: Added one more argument to set_zero_time() function to make it more convinient. Added comment clarifying why MAX_DATE_STRING_REP_LENGTH value is 30. include/mysql_time.h: Documented MySQL's internal assumptions for members of MYSQL_TIME structure. libmysql/libmysql.c: It does not make sense to set MYSQL_TIME::time_type twice in case of errors. mysql-test/r/type_datetime.result: Added test for bug #6266 "Invalid DATETIME value not handled properly". mysql-test/t/type_datetime.test: Added test for bug #6266 "Invalid DATETIME value not handled properly". sql-common/my_time.c: str_to_datetime(): Added missing check for too big year values. set_zero_time(): added time_type argument, since MYSQL_TIMESTAMP_NONE is not the value that we want in most cases. sql/field.cc: Field_datetime::store_time(): clarified why we don't perform any range checks here. sql/item.cc: Item_param::set_time(): Added comment describing this method and range checking for TIME values. sql/sql_prepare.cc: Removed comments about range checking for TIME values in prepared statements, which are no longer true. set_zero_time() has one more argument now. tests/client_test.c: Added test for bug #6266 "Invalid DATETIME value not handled properly"
2004-11-15 15:44:29 +03:00
be not enough. We also rely on the fact that even wrong values
sent using binary protocol fit in this buffer.
*/
#define MAX_DATE_STRING_REP_LENGTH 30
int my_time_to_str(const MYSQL_TIME *l_time, char *to);
int my_date_to_str(const MYSQL_TIME *l_time, char *to);
int my_datetime_to_str(const MYSQL_TIME *l_time, char *to);
int my_TIME_to_str(const MYSQL_TIME *l_time, char *to);
Fix for Bug#4030 "Client side conversion string -> date type doesn't work (prepared statements)" and after-review fixes: - str_to_TIME renamed to str_to_datetime to pair with str_to_time - functions str_to_time and str_to_TIME moved to sql-common - send_data_str now supports MYSQL_TYPE_TIME, MYSQL_TIME_DATE, MYSQL_TIME_DATETIME types of user input buffers. - few more comments in the client library - a test case added. VC++Files/libmysql/libmysql.dsp: new file: my_time.c VC++Files/libmysqld/libmysqld.dsp: new file: my_time.c VC++Files/sql/mysqld.dsp: new file: my_time.c include/Makefile.am: - mysql_time.h added to the list of installed client library headers include/mysql.h: - declarations for MYSQL_TIME and enum_mysql_timestamp_type moved to mysql_time.h, which is in shared use of client library and mysys. libmysql/Makefile.shared: - my_time.lo added to the list of libmysql objects libmysql/libmysql.c: Fix for bug#4030 "Client side conversion string -> date type doesn't work (prepared statements)" and cleanup. - added case labels for TIME/DATE/DATETIME types to send_data_str - comments for read_binary_{date,time,datetime}, fetch_result_*, fetch_results. libmysqld/Makefile.am: - my_time.c added sql-common/Makefile.am: - my_time.c added to the list of files included into source distribution. sql/Makefile.am: my_time.c added to the list of mysqld sources. sql/field.cc: - TIMESTAMP_{TIME,DATE,DATETIME,...} renamed to MYSQL_TIMESTAMP_{TIME,DATETIME,DATE,...} sql/item.cc: - TIMESTAMP_{TIME,DATE,DATETIME,...} renamed to MYSQL_TIMESTAMP_{TIME,DATETIME,DATE,...} sql/item_timefunc.cc: - TIMESTAMP_{TIME,DATE,DATETIME,...} renamed to MYSQL_TIMESTAMP_{TIME,DATETIME,DATE,...} sql/mysql_priv.h: - added typedefs for TIME and timestamp_type - removed declarations for str_to_time and str_to_TIME (now this functions reside in mysys) sql/mysqld.cc: - log_10_int moved to mysys (it's used by str_to_TIME and str_to_time) - enum values TIMESTAMP_{TIME,DATE,DATETIME} were renamed to MYSQL_TIMESTAMP_{TIME,DATE,DATETIME} sql/set_var.cc: - TIMESTAMP_{TIME,DATE,DATETIME,...} renamed to MYSQL_TIMESTAMP_{TIME,DATETIME,DATE,...} sql/set_var.h: - fixed timestamp_type usage to be compatible with typedef. sql/sql_prepare.cc: - TIMESTAMP_{TIME,DATE,DATETIME} were renamed to MYSQL_TIMESTAMP_{TIME,DATE,DATETIME} - embedded library implementation of set_param_{time,date,datetime} is much simplier now, as MYSQL_TIME is the same as TIME. sql/sql_yacc.yy: - s/\<TIMESTAMP_/MYSQL_TIMESTAMP/gc sql/structs.h: - declarations for TIME and timestamp_type replaced with typedefs - str_to_datetime arguments moved to mysys headers sql/time.cc: - str_to_time and str_to_TIME moved to mysys - TIMESTAMP_{TIME,DATE,DATETIME,...} renamed to MYSQL_TIMESTAMP_{TIME,DATETIME,DATE,...} as these names are now exported to client. - str_to_TIME renamed to str_to_datetime to pair with str_to_time - str_to_TIME_with_warn renamed accordingly sql/tztime.cc: - TIMESTAMP_{TIME,DATE,DATETIME,...} renamed to MYSQL_TIMESTAMP_{TIME,DATETIME,DATE,...} tests/client_test.c: - a test case for Bug#4030 "Client side conversion string -> date type doesn't work (prepared statements)"
2004-06-24 19:08:36 +04:00
C_MODE_END
#endif /* _my_time_h_ */