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SQLAllocHandle.c
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SQLAllocHandle.c
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/*********************************************************************
*
* This is based on code created by Peter Harvey,
* ([email protected]).
*
* Modified and extended by Nick Gorham
* ([email protected]).
*
* 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: SQLAllocHandle.c,v 1.13 2009/02/18 17:59:08 lurcher Exp $
*
* $Log: SQLAllocHandle.c,v $
* Revision 1.13 2009/02/18 17:59:08 lurcher
* Shift to using config.h, the compile lines were making it hard to spot warnings
*
* Revision 1.12 2007/12/17 13:13:03 lurcher
* Fix a couple of descriptor typo's
*
* Revision 1.11 2007/02/12 11:49:34 lurcher
* Add QT4 support to existing GUI parts
*
* Revision 1.10 2006/06/28 08:08:41 lurcher
* Add timestamp with timezone to Postgres7.1 driver
*
* Revision 1.9 2005/11/21 17:25:43 lurcher
* A few DM fixes for Oracle's ODBC driver
*
* Revision 1.8 2005/11/08 09:37:10 lurcher
* Allow the driver and application to have different length handles
*
* Revision 1.7 2005/10/06 08:50:58 lurcher
* Fix problem with SQLDrivers not returning first entry
*
* Revision 1.6 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 1.5 2003/02/25 13:28:21 lurcher
*
* Allow errors on the drivers AllocHandle to be reported
* Fix a problem that caused errors to not be reported in the log
* Remove a redundant line from the spec file
*
* Revision 1.4 2002/12/12 18:21:21 lurcher
*
* Fix bug where if a SQLAllocHandle in the driver failed, the driver manager
* seg faulted
*
* Revision 1.3 2002/08/12 13:17:52 lurcher
*
* Replicate the way the MS DM handles loading of driver libs, and allocating
* handles in the driver. usage counting in the driver means that dlopen is
* only called for the first use, and dlclose for the last. AllocHandle for
* the driver environment is only called for the first time per driver
* per application environment.
*
* Revision 1.2 2002/07/25 09:30:26 lurcher
*
* Additional unicode and iconv changes
*
* Revision 1.1.1.1 2001/10/17 16:40:03 lurcher
*
* First upload to SourceForge
*
* Revision 1.13 2001/09/27 17:05:48 nick
*
* Assorted fixes and tweeks
*
* Revision 1.12 2001/08/08 17:05:17 nick
*
* Add support for attribute setting in the ini files
*
* Revision 1.11 2001/08/03 15:19:00 nick
*
* Add changes to set values before connect
*
* Revision 1.10 2001/07/31 12:03:46 nick
*
* Fix how the DM gets the CLI year for SQLGetInfo
* Fix small bug in strncasecmp
*
* Revision 1.9 2001/06/04 15:24:49 nick
*
* Add port to MAC OSX and QT3 changes
*
* Revision 1.8 2001/05/15 13:33:44 jason
*
* Wrapped calls to stats with COLLECT_STATS
*
* Revision 1.7 2001/04/12 17:43:35 nick
*
* Change logging and added autotest to odbctest
*
* Revision 1.6 2000/12/18 11:03:58 martin
*
* Add support for the collection and retrieval of handle statistics.
*
* Revision 1.5 2000/12/14 18:10:18 nick
*
* Add connection pooling
*
* Revision 1.4 2000/11/22 19:03:40 nick
*
* Fix problem with error status in SQLSpecialColumns
*
* Revision 1.3 2000/11/22 18:35:43 nick
*
* Check input handle before touching output handle
*
* Revision 1.2 2000/11/14 10:15:27 nick
*
* Add test for localtime_r
*
* Revision 1.1.1.1 2000/09/04 16:42:52 nick
* Imported Sources
*
* Revision 1.19 2000/06/21 11:07:35 ngorham
*
* Stop Errors from SQLAllocHandle being lost
*
* Revision 1.18 2000/05/22 17:10:34 ngorham
*
* Fix problems with the FetchScroll -> ExtendedFetch Mapping
*
* Revision 1.17 2000/05/21 21:49:18 ngorham
*
* Assorted fixes
*
* Revision 1.16 2001/04/27 01:29:35 ngorham
*
* Added a couple of fixes from Tim Roepken
*
* Revision 1.15 2000/01/03 14:24:01 ngorham
*
* Fix bug where a failed alloc of a statement would dump core
*
* Revision 1.14 2000/01/01 18:21:16 ngorham
*
* Fix small bug where a invalid input handle to SQLAllocHandle can cause
* a seg fault.
*
* Revision 1.13 1999/12/01 09:20:07 ngorham
*
* Fix some threading problems
*
* Revision 1.12 1999/11/15 21:42:52 ngorham
*
* Remove some debug info
*
* Revision 1.11 1999/11/13 23:40:58 ngorham
*
* Alter the way DM logging works
* Upgrade the Postgres driver to 6.4.6
*
* Revision 1.10 1999/11/10 03:51:33 ngorham
*
* Update the error reporting in the DM to enable ODBC 3 and 2 calls to
* work at the same time
*
* Revision 1.9 1999/10/24 23:54:17 ngorham
*
* First part of the changes to the error reporting
*
* Revision 1.8 1999/10/20 23:01:41 ngorham
*
* Fixed problem with the connection counting
*
* Revision 1.7 1999/09/26 18:55:03 ngorham
*
* Fixed a problem where the cursor lib was being used by default
*
* Revision 1.6 1999/09/21 22:34:23 ngorham
*
* Improve performance by removing unneeded logging calls when logging is
* disabled
*
* Revision 1.5 1999/09/19 22:24:33 ngorham
*
* Added support for the cursor library
*
* 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 1.3 1999/06/02 20:12:10 ngorham
*
* Fixed botched log entry, and removed the dos \r from the sql header files.
*
* Revision 1.2 1999/06/02 19:57:20 ngorham
*
* Added code to check if a attempt is being made to compile with a C++
* Compiler, and issue a message.
* Start work on the ODBC2-3 conversions.
*
* Revision 1.1.1.1 1999/05/27 18:23:17 pharvey
* Imported sources
*
* Revision 1.4 1999/05/09 23:27:11 nick
* All the API done now
*
* Revision 1.3 1999/05/03 19:50:43 nick
* Another check point
*
* Revision 1.2 1999/04/30 16:22:47 nick
* Another checkpoint
*
* Revision 1.1 1999/04/25 23:02:41 nick
* Initial revision
*
*
**********************************************************************/
#include <config.h>
#include "drivermanager.h"
#if defined ( COLLECT_STATS ) && defined( HAVE_SYS_SEM_H )
#include "__stats.h"
#include <uodbc_stats.h>
#endif
static char const rcsid[]= "$RCSfile: SQLAllocHandle.c,v $ $Revision: 1.13 $";
/*
* connection pooling stuff
*/
extern int pooling_enabled;
extern int pool_max_size;
extern int pool_wait_timeout;
/*
* this is used so that it can be called without falling
* fowl of any other instances in any other modules.
*/
SQLRETURN __SQLAllocHandle( SQLSMALLINT handle_type,
SQLHANDLE input_handle,
SQLHANDLE *output_handle,
SQLINTEGER requested_version )
{
switch( handle_type )
{
case SQL_HANDLE_ENV:
case SQL_HANDLE_SENV:
{
DMHENV environment;
char pooling_string[ 128 ];
char pool_max_size_string [ 128 ];
char pool_wait_timeout_string [ 128 ];
if ( !output_handle )
{
return SQL_ERROR;
}
if ( input_handle )
{
return SQL_INVALID_HANDLE;
}
/*
* check connection pooling attributes
*/
SQLGetPrivateProfileString( "ODBC", "Pooling", "0",
pooling_string, sizeof( pooling_string ),
"ODBCINST.INI" );
if ( pooling_string[ 0 ] == '1' ||
toupper( pooling_string[ 0 ] ) == 'Y' ||
( toupper( pooling_string[ 0 ] ) == 'O' &&
toupper( pooling_string[ 1 ] ) == 'N' ))
{
pooling_enabled = 1;
}
else
{
pooling_enabled = 0;
}
if ( pooling_enabled )
{
SQLGetPrivateProfileString( "ODBC", "PoolMaxSize", "0",
pool_max_size_string, sizeof( pool_max_size_string ),
"ODBCINST.INI" );
pool_max_size = atoi( pool_max_size_string );
SQLGetPrivateProfileString( "ODBC", "PoolWaitTimeout", "30",
pool_wait_timeout_string, sizeof( pool_wait_timeout_string ),
"ODBCINST.INI" );
pool_wait_timeout = atoi( pool_wait_timeout_string );
}
if ( !( environment = __alloc_env()))
{
*output_handle = SQL_NULL_HENV;
return SQL_ERROR;
}
*output_handle = (SQLHANDLE) environment;
/*
* setup environment state
*/
environment -> state = STATE_E1;
environment -> requested_version = requested_version;
environment -> version_set = !!requested_version;
environment -> sql_driver_count = -1;
/*
* if SQLAllocEnv is called then it's probable that
* the application wants ODBC2.X type behaviour
*
* In this case we don't need to set the version via
* SQLSetEnvAttr()
*
*/
environment -> connection_count = 0;
return SQL_SUCCESS;
}
break;
case SQL_HANDLE_DBC:
{
DMHENV environment = (DMHENV) input_handle;
DMHDBC connection;
if ( !__validate_env( environment ))
{
dm_log_write( __FILE__,
__LINE__,
LOG_INFO,
LOG_INFO,
"Error: SQL_INVALID_HANDLE" );
return SQL_INVALID_HANDLE;
}
if ( output_handle )
*output_handle = SQL_NULL_HDBC;
thread_protect( SQL_HANDLE_ENV, environment );
function_entry(( void * ) input_handle );
if ( log_info.log_flag )
{
/*
* log that we are here
*/
sprintf( environment -> msg,
"\n\t\tEntry:\n\t\t\tHandle Type = %d\n\t\t\tInput Handle = %p",
handle_type,
(void*)input_handle );
dm_log_write( __FILE__,
__LINE__,
LOG_INFO,
LOG_INFO,
environment -> msg );
}
if ( !output_handle )
{
dm_log_write( __FILE__,
__LINE__,
LOG_INFO,
LOG_INFO,
"Error: HY009" );
__post_internal_error( &environment -> error,
ERROR_HY009, NULL,
SQL_OV_ODBC3 );
return function_return_nodrv( SQL_HANDLE_ENV, environment, SQL_ERROR );
}
/*
* check that a version has been requested
*/
if ( environment -> requested_version == 0 )
{
dm_log_write( __FILE__,
__LINE__,
LOG_INFO,
LOG_INFO,
"Error: HY010" );
__post_internal_error( &environment -> error,
ERROR_HY010, NULL,
SQL_OV_ODBC3 );
*output_handle = SQL_NULL_HDBC;
return function_return_nodrv( SQL_HANDLE_ENV, environment, SQL_ERROR );
}
connection = __alloc_dbc();
if ( !connection )
{
dm_log_write( __FILE__,
__LINE__,
LOG_INFO,
LOG_INFO,
"Error: HY013" );
__post_internal_error( &environment -> error,
ERROR_HY013, NULL,
environment -> requested_version );
*output_handle = SQL_NULL_HDBC;
return function_return_nodrv( SQL_HANDLE_ENV, environment, SQL_ERROR );
}
/*
* sort out the states
*/
connection -> state = STATE_C2;
if ( environment -> state == STATE_E1 )
{
environment -> state = STATE_E2;
}
environment -> connection_count ++;
connection -> environment = environment;
connection -> cursors = SQL_CUR_DEFAULT;
connection -> login_timeout = SQL_LOGIN_TIMEOUT_DEFAULT;
connection -> login_timeout_set = 0;
connection -> auto_commit = SQL_AUTOCOMMIT_ON;
connection -> auto_commit_set = 0;
connection -> async_enable = 0;
connection -> async_enable_set = 0;
connection -> auto_ipd = 0;
connection -> auto_ipd_set = 0;
connection -> connection_timeout = 0;
connection -> connection_timeout_set = 0;
connection -> metadata_id = 0;
connection -> metadata_id_set = 0;
connection -> packet_size = 0;
connection -> packet_size_set = 0;
connection -> quite_mode = 0;
connection -> quite_mode_set = 0;
connection -> txn_isolation = 0;
connection -> txn_isolation_set = 0;
strcpy( connection -> cli_year, "1995" );
connection -> env_attribute.count = 0;
connection -> env_attribute.list = NULL;
connection -> dbc_attribute.count = 0;
connection -> dbc_attribute.list = NULL;
connection -> stmt_attribute.count = 0;
connection -> stmt_attribute.list = NULL;
connection -> save_attr = NULL;
#ifdef HAVE_ICONV
connection -> iconv_cd_uc_to_ascii = (iconv_t)-1;
connection -> iconv_cd_ascii_to_uc = (iconv_t)-1;
strcpy( connection -> unicode_string, DEFAULT_ICONV_ENCODING );
#endif
*output_handle = (SQLHANDLE) connection;
if ( log_info.log_flag )
{
sprintf( environment -> msg,
"\n\t\tExit:[SQL_SUCCESS]\n\t\t\tOutput Handle = %p",
connection );
dm_log_write( __FILE__,
__LINE__,
LOG_INFO,
LOG_INFO,
environment -> msg );
}
#if defined ( COLLECT_STATS ) && defined( HAVE_SYS_SEM_H )
uodbc_update_stats(environment->sh, UODBC_STATS_TYPE_HDBC,
(void *)1);
#endif
thread_release( SQL_HANDLE_ENV, environment );
return SQL_SUCCESS;
}
break;
case SQL_HANDLE_STMT:
{
SQLRETURN ret, ret1;
DMHDBC connection = (DMHDBC) input_handle;
DMHSTMT statement;
if ( !__validate_dbc( connection ))
{
dm_log_write( __FILE__,
__LINE__,
LOG_INFO,
LOG_INFO,
"Error: SQL_INVALID_HANDLE" );
return SQL_INVALID_HANDLE;
}
if ( output_handle )
*output_handle = SQL_NULL_HSTMT;
thread_protect( SQL_HANDLE_DBC, connection );
function_entry(( void * ) input_handle );
if ( log_info.log_flag )
{
sprintf( connection -> msg,
"\n\t\tEntry:\n\t\t\tHandle Type = %d\n\t\t\tInput Handle = %p",
handle_type,
(void*)input_handle );
dm_log_write( __FILE__,
__LINE__,
LOG_INFO,
LOG_INFO,
connection -> msg );
}
if ( !output_handle )
{
dm_log_write( __FILE__,
__LINE__,
LOG_INFO,
LOG_INFO,
"Error: HY009" );
__post_internal_error( &connection -> error,
ERROR_HY009, NULL,
connection -> environment -> requested_version );
return function_return_nodrv( SQL_HANDLE_DBC, connection , SQL_ERROR );
}
if ( connection -> state == STATE_C1 ||
connection -> state == STATE_C2 ||
connection -> state == STATE_C3 )
{
dm_log_write( __FILE__,
__LINE__,
LOG_INFO,
LOG_INFO,
"Error: 08003" );
__post_internal_error( &connection -> error,
ERROR_08003, NULL,
connection -> environment -> requested_version );
*output_handle = SQL_NULL_HSTMT;
return function_return_nodrv( SQL_HANDLE_DBC, connection, SQL_ERROR );
}
statement = __alloc_stmt();
if ( !statement )
{
dm_log_write( __FILE__,
__LINE__,
LOG_INFO,
LOG_INFO,
"Error: HY013" );
__post_internal_error( &connection -> error,
ERROR_HY013, NULL,
connection -> environment -> requested_version );
*output_handle = SQL_NULL_HSTMT;
return function_return_nodrv( SQL_HANDLE_DBC, connection, SQL_ERROR );
}
/*
* pass the call on
*/
if ( requested_version >= SQL_OV_ODBC3 )
{
if ( CHECK_SQLALLOCHANDLE( connection ))
{
ret = SQLALLOCHANDLE( connection,
SQL_HANDLE_STMT,
connection -> driver_dbc,
&statement -> driver_stmt,
statement );
if ( !SQL_SUCCEEDED( ret ))
__release_stmt( statement );
}
else if ( CHECK_SQLALLOCSTMT( connection ))
{
ret = SQLALLOCSTMT( connection,
connection -> driver_dbc,
&statement -> driver_stmt,
statement );
if ( !SQL_SUCCEEDED( ret ))
__release_stmt( statement );
}
else
{
dm_log_write( __FILE__,
__LINE__,
LOG_INFO,
LOG_INFO,
"Error: IM003" );
__post_internal_error( &connection -> error,
ERROR_IM003, NULL,
connection -> environment -> requested_version );
__release_stmt( statement );
*output_handle = SQL_NULL_HSTMT;
return function_return_nodrv( SQL_HANDLE_DBC, connection, SQL_ERROR );
}
}
else
{
if ( CHECK_SQLALLOCSTMT( connection ))
{
ret = SQLALLOCSTMT( connection,
connection -> driver_dbc,
&statement -> driver_stmt,
statement );
if ( !SQL_SUCCEEDED( ret ))
__release_stmt( statement );
}
else if ( CHECK_SQLALLOCHANDLE( connection ))
{
ret = SQLALLOCHANDLE( connection,
SQL_HANDLE_STMT,
connection -> driver_dbc,
&statement -> driver_stmt,
statement );
if ( !SQL_SUCCEEDED( ret ))
__release_stmt( statement );
}
else
{
dm_log_write( __FILE__,
__LINE__,
LOG_INFO,
LOG_INFO,
"Error: IM003" );
__post_internal_error( &connection -> error,
ERROR_IM003, NULL,
connection -> environment -> requested_version );
__release_stmt( statement );
*output_handle = SQL_NULL_HSTMT;
return function_return_nodrv( SQL_HANDLE_DBC, connection, SQL_ERROR );
}
}
if ( SQL_SUCCEEDED( ret ))
{
/*
* sort out the states
*/
statement -> state = STATE_S1;
if ( connection -> state == STATE_C4 )
connection -> state = STATE_C5;
__register_stmt ( connection, statement );
*output_handle = (SQLHANDLE) statement;
statement -> metadata_id = SQL_FALSE;
/*
* if we are connected to a 3 driver then
* we need to get the 4 implicit descriptors
* so we know that they are valid
*/
if ( connection -> driver_act_ver == 3 &&
CHECK_SQLGETSTMTATTR( connection ))
{
DRV_SQLHDESC desc;
/*
* ARD
*/
ret1 = SQLGETSTMTATTR( connection,
statement -> driver_stmt,
SQL_ATTR_APP_ROW_DESC,
&desc,
sizeof( desc ),
NULL );
if ( SQL_SUCCEEDED( ret1 ))
{
/*
* allocate one of our descriptors
* to wrap around this
*/
statement -> ard = __alloc_desc();
if ( !statement -> ard )
{
dm_log_write( __FILE__,
__LINE__,
LOG_INFO,
LOG_INFO,
"Error: HY013" );
__post_internal_error( &connection -> error,
ERROR_HY013, NULL,
connection -> environment -> requested_version );
__release_stmt( statement );
return function_return( SQL_HANDLE_DBC, connection, SQL_ERROR, DEFER_R1 );
}
statement -> implicit_ard = statement -> ard;
statement -> ard -> implicit = 1;
statement -> ard -> associated_with = statement;
statement -> ard -> state = STATE_D1i;
statement -> ard -> driver_desc = desc;
statement -> ard -> connection = connection;
}
/*
* APD
*/
ret1 = SQLGETSTMTATTR( connection,
statement -> driver_stmt,
SQL_ATTR_APP_PARAM_DESC,
&desc,
sizeof( desc ),
NULL );
if ( SQL_SUCCEEDED( ret1 ))
{
/*
* allocate one of our descriptors
* to wrap around this
*/
statement -> apd = __alloc_desc();
if ( !statement -> apd )
{
dm_log_write( __FILE__,
__LINE__,
LOG_INFO,
LOG_INFO,
"Error: HY013" );
__post_internal_error( &connection -> error,
ERROR_HY013, NULL,
connection -> environment -> requested_version );
__release_stmt( statement );
*output_handle = SQL_NULL_HSTMT;
return function_return( SQL_HANDLE_DBC, connection, SQL_ERROR, DEFER_R1 );
}
statement -> implicit_apd = statement -> apd;
statement -> apd -> implicit = 1;
statement -> apd -> associated_with = statement;
statement -> apd -> state = STATE_D1i;
statement -> apd -> driver_desc = desc;
statement -> apd -> connection = connection;
}
/*
* IRD
*/
ret1 = SQLGETSTMTATTR( connection,
statement -> driver_stmt,
SQL_ATTR_IMP_ROW_DESC,
&desc,
sizeof( desc ),
NULL );
if ( SQL_SUCCEEDED( ret1 ))
{
/*
* allocate one of our descriptors
* to wrap around this
*/
statement -> ird = __alloc_desc();
if ( !statement -> ird )
{
dm_log_write( __FILE__,
__LINE__,
LOG_INFO,
LOG_INFO,
"Error: HY013" );
__post_internal_error( &connection -> error,
ERROR_HY013, NULL,
connection -> environment -> requested_version );
__release_stmt( statement );
*output_handle = SQL_NULL_HSTMT;
return function_return( SQL_HANDLE_DBC, connection, SQL_ERROR, DEFER_R1 );
}
statement -> implicit_ird = statement -> ird;
statement -> ird -> implicit = 1;
statement -> ird -> associated_with = statement;
statement -> ird -> state = STATE_D1i;
statement -> ird -> driver_desc = desc;
statement -> ird -> connection = connection;
}
/*
* IPD
*/
ret1 = SQLGETSTMTATTR( connection,
statement -> driver_stmt,
SQL_ATTR_IMP_PARAM_DESC,
&desc,
sizeof( desc ),
NULL );
if ( SQL_SUCCEEDED( ret1 ))
{
/*
* allocate one of our descriptors
* to wrap around this
*/
statement -> ipd = __alloc_desc();
if ( !statement -> ipd )
{
dm_log_write( __FILE__,
__LINE__,
LOG_INFO,
LOG_INFO,
"Error: HY013" );
__post_internal_error( &connection -> error,
ERROR_HY013, NULL,
connection -> environment -> requested_version );
__release_stmt( statement );
*output_handle = SQL_NULL_HSTMT;
return function_return( SQL_HANDLE_DBC, connection, SQL_ERROR, DEFER_R1 );
}
statement -> implicit_ipd = statement -> ipd;
statement -> ipd -> implicit = 1;
statement -> ipd -> associated_with = statement;
statement -> ipd -> state = STATE_D1i;
statement -> ipd -> driver_desc = desc;
statement -> ipd -> connection = connection;
}
}
/* Driver may only have unicode API's */
else if ( CHECK_SQLGETSTMTATTRW( connection ))
{
DRV_SQLHDESC desc;
/*
* ARD
*/
ret1 = SQLGETSTMTATTRW( connection,
statement -> driver_stmt,
SQL_ATTR_APP_ROW_DESC,
&desc,
sizeof( desc ),
NULL );
if ( SQL_SUCCEEDED( ret1 ))
{
/*
* allocate one of our descriptors
* to wrap around this
*/
statement -> ard = __alloc_desc();
if ( !statement -> ard )
{
dm_log_write( __FILE__,
__LINE__,
LOG_INFO,
LOG_INFO,
"Error: HY013" );
__post_internal_error( &connection -> error,
ERROR_HY013, NULL,
connection -> environment -> requested_version );
__release_stmt( statement );
return function_return( SQL_HANDLE_DBC, connection, SQL_ERROR, DEFER_R1 );
}
statement -> implicit_ard = statement -> ard;
statement -> ard -> implicit = 1;
statement -> ard -> associated_with = statement;
statement -> ard -> state = STATE_D1i;
statement -> ard -> driver_desc = desc;
statement -> ard -> connection = connection;
}
/*
* APD
*/
ret1 = SQLGETSTMTATTRW( connection,
statement -> driver_stmt,
SQL_ATTR_APP_PARAM_DESC,
&desc,
sizeof( desc ),
NULL );
if ( SQL_SUCCEEDED( ret1 ))
{
/*
* allocate one of our descriptors
* to wrap around this
*/
statement -> apd = __alloc_desc();
if ( !statement -> apd )
{
dm_log_write( __FILE__,
__LINE__,
LOG_INFO,
LOG_INFO,
"Error: HY013" );
__post_internal_error( &connection -> error,
ERROR_HY013, NULL,
connection -> environment -> requested_version );
__release_stmt( statement );
*output_handle = SQL_NULL_HSTMT;
return function_return( SQL_HANDLE_DBC, connection, SQL_ERROR, DEFER_R1 );
}
statement -> implicit_apd = statement -> apd;
statement -> apd -> implicit = 1;
statement -> apd -> associated_with = statement;
statement -> apd -> state = STATE_D1i;
statement -> apd -> driver_desc = desc;
statement -> apd -> connection = connection;
}
/*
* IRD
*/