SQLRETURN CLPrepare( SQLHSTMT statement_handle,
SQLCHAR *statement_text,
SQLINTEGER text_length )
{
CLHSTMT cl_statement = (CLHSTMT) statement_handle;
/*
* save the statement for later use
*/
if ( cl_statement -> sql_text )
{
free( cl_statement -> sql_text );
}
if ( text_length < 0 )
{
cl_statement -> sql_text = strdup((char*) statement_text );
}
else
{
cl_statement -> sql_text = malloc( text_length + 1 );
memcpy( cl_statement -> sql_text, statement_text, text_length );
cl_statement -> sql_text[ text_length ] = '\0';
}
return SQLPREPARE( cl_statement -> cl_connection,
cl_statement -> driver_stmt,
statement_text,
text_length );
}
SQLRETURN SQLPrepareW( SQLHSTMT statement_handle,
SQLWCHAR *statement_text,
SQLINTEGER text_length )
{
DMHSTMT statement = (DMHSTMT) statement_handle;
SQLRETURN ret;
SQLCHAR *s1;
SQLCHAR s2[ 100 + LOG_MESSAGE_LEN ];
/*
* 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 )
{
/*
* allocate some space for the buffer
*/
if ( statement_text && text_length == SQL_NTS )
{
s1 = malloc( wide_strlen( statement_text ) + 100 );
}
else if ( statement_text )
{
s1 = malloc( text_length + 100 );
}
else
{
s1 = malloc( 101 );
}
sprintf( statement -> msg, "\n\t\tEntry:\
\n\t\t\tStatement = %p\
\n\t\t\tSQL = %s",
statement,
__wstring_with_length( s1, statement_text, text_length ));
free( s1 );
dm_log_write( __FILE__,
__LINE__,
LOG_INFO,
LOG_INFO,
statement -> msg );
}
thread_protect( SQL_HANDLE_STMT, statement );
if ( !statement_text )
{
dm_log_write( __FILE__,
__LINE__,
LOG_INFO,
LOG_INFO,
"Error: HY009" );
__post_internal_error( &statement -> error,
ERROR_HY009, NULL,
statement -> connection -> environment -> requested_version );
return function_return( SQL_HANDLE_STMT, statement, SQL_ERROR );
}
if ( text_length <= 0 && text_length != SQL_NTS )
{
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( SQL_HANDLE_STMT, statement, SQL_ERROR );
}
/*
* check states
*/
#ifdef NR_PROBE
if ( statement -> state == STATE_S5 ||
statement -> state == STATE_S6 ||
statement -> state == STATE_S7 )
#else
if ( statement -> state == STATE_S6 ||
statement -> state == STATE_S7 )
#endif
{
dm_log_write( __FILE__,
__LINE__,
LOG_INFO,
LOG_INFO,
"Error: 24000" );
__post_internal_error( &statement -> error,
ERROR_24000, NULL,
statement -> connection -> environment -> requested_version );
return function_return( SQL_HANDLE_STMT, statement, SQL_ERROR );
}
else if ( statement -> state == STATE_S8 ||
statement -> state == STATE_S9 ||
statement -> state == STATE_S10 )
{
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( SQL_HANDLE_STMT, statement, SQL_ERROR );
}
if ( statement -> state == STATE_S11 ||
statement -> state == STATE_S12 )
{
if ( statement -> interupted_func != SQL_API_SQLPREPARE )
{
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( SQL_HANDLE_STMT, statement, SQL_ERROR );
}
}
if ( statement -> connection -> unicode_driver )
{
if ( !CHECK_SQLPREPAREW( 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( SQL_HANDLE_STMT, statement, SQL_ERROR );
}
ret = SQLPREPAREW( statement -> connection ,
statement -> driver_stmt,
statement_text,
text_length );
}
else
{
SQLCHAR *as1;
if ( !CHECK_SQLPREPARE( 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( SQL_HANDLE_STMT, statement, SQL_ERROR );
}
as1 = (SQLCHAR*) unicode_to_ansi_alloc( statement_text, text_length, statement -> connection );
ret = SQLPREPARE( statement -> connection ,
statement -> driver_stmt,
as1,
text_length );
if ( as1 ) free( as1 );
}
if ( SQL_SUCCEEDED( ret ))
{
statement -> hascols = 0;
statement -> state = STATE_S3;
statement -> prepared = 1;
}
else if ( ret == SQL_STILL_EXECUTING )
{
statement -> interupted_func = SQL_API_SQLPREPARE;
if ( statement -> state != STATE_S11 &&
statement -> state != STATE_S12 )
statement -> state = STATE_S11;
}
else
{
statement -> state = STATE_S1;
}
if ( log_info.log_flag )
{
sprintf( statement -> msg,
"\n\t\tExit:[%s]",
__get_return_status( ret, s2 ));
dm_log_write( __FILE__,
__LINE__,
LOG_INFO,
LOG_INFO,
statement -> msg );
}
return function_return( SQL_HANDLE_STMT, statement, ret );
}
