unixodbc/DriverManager/SQLBindCol.c

352 lines
9.6 KiB
C

/*********************************************************************
*
* This is based on code created by Peter Harvey,
* (pharvey@codebydesign.com).
*
* Modified and extended by Nick Gorham
* (nick@lurcher.org).
*
* Any bugs or problems should be considered the fault of Nick and not
* Peter.
*
* copyright (c) 1999 Nick Gorham
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*
**********************************************************************
*
* $Id: SQLBindCol.c,v 1.8 2009/02/18 17:59:08 lurcher Exp $
*
* $Log: SQLBindCol.c,v $
* Revision 1.8 2009/02/18 17:59:08 lurcher
* Shift to using config.h, the compile lines were making it hard to spot warnings
*
* Revision 1.7 2007/03/05 09:49:23 lurcher
* Get it to build on VMS again
*
* Revision 1.6 2006/04/11 10:22:56 lurcher
* Fix a data type check
*
* Revision 1.5 2006/03/08 11:22:13 lurcher
* Add check for valid C_TYPE
*
* Revision 1.4 2003/10/30 18:20:45 lurcher
*
* Fix broken thread protection
* Remove SQLNumResultCols after execute, lease S4/S% to driver
* Fix string overrun in SQLDriverConnect
* Add initial support for Interix
*
* Revision 1.3 2002/12/05 17:44:30 lurcher
*
* Display unknown return values in return logging
*
* Revision 1.2 2001/12/13 13:00:31 lurcher
*
* Remove most if not all warnings on 64 bit platforms
* Add support for new MS 3.52 64 bit changes
* Add override to disable the stopping of tracing
* Add MAX_ROWS support in postgres driver
*
* Revision 1.1.1.1 2001/10/17 16:40:05 lurcher
*
* First upload to SourceForge
*
* Revision 1.2 2001/04/12 17:43:35 nick
*
* Change logging and added autotest to odbctest
*
* Revision 1.1.1.1 2000/09/04 16:42:52 nick
* Imported Sources
*
* Revision 1.9 1999/11/13 23:40:58 ngorham
*
* Alter the way DM logging works
* Upgrade the Postgres driver to 6.4.6
*
* Revision 1.8 1999/10/24 23:54:17 ngorham
*
* First part of the changes to the error reporting
*
* Revision 1.7 1999/10/09 00:56:16 ngorham
*
* Added Manush's patch to map ODBC 3-2 datetime values
*
* Revision 1.6 1999/10/09 00:15:58 ngorham
*
* Add mapping from SQL_TYPE_X to SQL_X and SQL_C_TYPE_X to SQL_C_X
* when the driver is a ODBC 2 one
*
* Revision 1.5 1999/09/21 22:34:23 ngorham
*
* Improve performance by removing unneeded logging calls when logging is
* disabled
*
* Revision 1.4 1999/07/10 21:10:15 ngorham
*
* Adjust error sqlstate from driver manager, depending on requested
* version (ODBC2/3)
*
* Revision 1.3 1999/07/04 21:05:06 ngorham
*
* Add LGPL Headers to code
*
* Revision 1.2 1999/06/30 23:56:54 ngorham
*
* Add initial thread safety code
*
* Revision 1.1.1.1 1999/05/29 13:41:05 sShandyb
* first go at it
*
* Revision 1.1.1.1 1999/05/27 18:23:17 pharvey
* Imported sources
*
* Revision 1.3 1999/04/30 16:22:47 nick
* Another checkpoint
*
* Revision 1.2 1999/04/29 20:47:37 nick
* Another checkpoint
*
* Revision 1.1 1999/04/25 23:02:41 nick
* Initial revision
*
*
**********************************************************************/
#include <config.h>
#include "drivermanager.h"
static char const rcsid[]= "$RCSfile: SQLBindCol.c,v $ $Revision: 1.8 $";
int check_target_type( int c_type, int connection_mode)
{
/*
* driver defined types
*/
if ( connection_mode >= SQL_OV_ODBC3_80 && c_type >= 0x4000 && c_type <= 0x7FFF ) {
return 1;
}
switch( c_type ) {
case SQL_C_CHAR:
case SQL_C_LONG:
case SQL_C_SHORT:
case SQL_C_FLOAT:
case SQL_C_NUMERIC:
case SQL_C_DEFAULT:
case SQL_C_DATE:
case SQL_C_TIME:
case SQL_C_TIMESTAMP:
case SQL_C_TYPE_DATE:
case SQL_C_TYPE_TIME:
case SQL_C_TYPE_TIMESTAMP:
case SQL_C_INTERVAL_YEAR:
case SQL_C_INTERVAL_MONTH:
case SQL_C_INTERVAL_DAY:
case SQL_C_INTERVAL_HOUR:
case SQL_C_INTERVAL_MINUTE:
case SQL_C_INTERVAL_SECOND:
case SQL_C_INTERVAL_YEAR_TO_MONTH:
case SQL_C_INTERVAL_DAY_TO_HOUR:
case SQL_C_INTERVAL_DAY_TO_MINUTE:
case SQL_C_INTERVAL_DAY_TO_SECOND:
case SQL_C_INTERVAL_HOUR_TO_MINUTE:
case SQL_C_INTERVAL_HOUR_TO_SECOND:
case SQL_C_INTERVAL_MINUTE_TO_SECOND:
case SQL_C_BINARY:
case SQL_C_BIT:
case SQL_C_SBIGINT:
case SQL_C_UBIGINT:
case SQL_C_TINYINT:
case SQL_C_SLONG:
case SQL_C_SSHORT:
case SQL_C_STINYINT:
case SQL_C_ULONG:
case SQL_C_USHORT:
case SQL_C_UTINYINT:
case SQL_C_GUID:
case SQL_C_WCHAR:
case SQL_ARD_TYPE:
case SQL_C_DOUBLE:
/* case SQL_C_XML: still trying to find what value this is */
return 1;
default:
return 0;
}
}
SQLRETURN SQLBindCol( SQLHSTMT statement_handle,
SQLUSMALLINT column_number,
SQLSMALLINT target_type,
SQLPOINTER target_value,
SQLLEN buffer_length,
SQLLEN *strlen_or_ind )
{
DMHSTMT statement = (DMHSTMT) statement_handle;
SQLRETURN ret;
/*
* check statement
*/
if ( !__validate_stmt( statement ))
{
dm_log_write( __FILE__,
__LINE__,
LOG_INFO,
LOG_INFO,
"Error: SQL_INVALID_HANDLE" );
return SQL_INVALID_HANDLE;
}
function_entry( statement );
if ( log_info.log_flag )
{
sprintf( statement -> msg, "\n\t\tEntry:\
\n\t\t\tStatement = %p\
\n\t\t\tColumn Number = %d\
\n\t\t\tTarget Type = %d %s\
\n\t\t\tTarget Value = %p\
\n\t\t\tBuffer Length = %d\
\n\t\t\tStrLen Or Ind = %p",
statement,
column_number,
target_type,
__sql_as_text( target_type ),
target_value,
(int)buffer_length,
(void*)strlen_or_ind );
dm_log_write( __FILE__,
__LINE__,
LOG_INFO,
LOG_INFO,
statement -> msg );
}
thread_protect( SQL_HANDLE_STMT, statement );
if ( buffer_length < 0 )
{
dm_log_write( __FILE__,
__LINE__,
LOG_INFO,
LOG_INFO,
"Error: HY090" );
__post_internal_error( &statement -> error,
ERROR_HY090, NULL,
statement -> connection -> environment -> requested_version );
return function_return_nodrv( SQL_HANDLE_STMT, statement, SQL_ERROR );
}
/*
* TO_DO
* Check the type against a bookmark
* check that the length is 4 for a odbc 2 bookmark
* remember thats its bound for SQLGetData checks
*/
/*
* check states
*/
if ( statement -> state == STATE_S8 ||
statement -> state == STATE_S9 ||
statement -> state == STATE_S10 ||
statement -> state == STATE_S11 ||
statement -> state == STATE_S12 ||
statement -> state == STATE_S13 ||
statement -> state == STATE_S14 ||
statement -> state == STATE_S12 )
{
dm_log_write( __FILE__,
__LINE__,
LOG_INFO,
LOG_INFO,
"Error: HY010" );
__post_internal_error( &statement -> error,
ERROR_HY010, NULL,
statement -> connection -> environment -> requested_version );
return function_return_nodrv( SQL_HANDLE_STMT, statement, SQL_ERROR );
}
/*
* check valid C_TYPE
* Its possible to call with the indicator and buffer NULL to unbind without setting the type
*/
if (( target_value || strlen_or_ind ) && !check_target_type( target_type, statement -> connection -> environment -> requested_version ))
{
dm_log_write( __FILE__,
__LINE__,
LOG_INFO,
LOG_INFO,
"Error: HY003" );
__post_internal_error( &statement -> error,
ERROR_HY003, NULL,
statement -> connection -> environment -> requested_version );
return function_return_nodrv( SQL_HANDLE_STMT, statement, SQL_ERROR );
}
if ( !CHECK_SQLBINDCOL( statement -> connection ))
{
dm_log_write( __FILE__,
__LINE__,
LOG_INFO,
LOG_INFO,
"Error: IM001" );
__post_internal_error( &statement -> error,
ERROR_IM001, NULL,
statement -> connection -> environment -> requested_version );
return function_return_nodrv( SQL_HANDLE_STMT, statement, SQL_ERROR );
}
ret = SQLBINDCOL( statement -> connection ,
statement -> driver_stmt,
column_number,
__map_type(MAP_C_DM2D,statement->connection,target_type),
target_value,
buffer_length,
strlen_or_ind );
if ( log_info.log_flag )
{
SQLCHAR buf[ 128 ];
sprintf( statement -> msg,
"\n\t\tExit:[%s]",
__get_return_status( ret, buf ));
dm_log_write( __FILE__,
__LINE__,
LOG_INFO,
LOG_INFO,
statement -> msg );
}
return function_return( SQL_HANDLE_STMT, statement, ret );
}