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/*
Copyright (c) 2000, 2011, Oracle and/or its affiliates. All rights reserved.
The MySQL Connector/ODBC is licensed under the terms of the GPLv2
<http://www.gnu.org/licenses/old-licenses/gpl-2.0.html>, like most
MySQL Connectors. There are special exceptions to the terms and
conditions of the GPLv2 as it is applied to this software, see the
FLOSS License Exception
<http://www.mysql.com/about/legal/licensing/foss-exception.html>.
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 St, Fifth Floor, Boston, MA 02110-1301 USA
*/
/**
@file connect.c
@brief Connection functions.
*/
#include "driver.h"
#include "installer.h"
#include "stringutil.h"
#include "MYODBCUtil.h"
#ifndef CLIENT_NO_SCHEMA
# define CLIENT_NO_SCHEMA 16
#endif
typedef BOOL (*PromptFunc)(SQLHWND, SQLWCHAR *, SQLUSMALLINT,
SQLWCHAR *, SQLSMALLINT, SQLSMALLINT *);
/**
Get the connection flags based on the driver options.
@param[in] options Options flags
@return Client flags suitable for @c mysql_real_connect().
*/
unsigned long get_client_flags(DataSource *ds)
{
unsigned long flags= CLIENT_MULTI_RESULTS;
if (ds->safe || ds->return_matching_rows)
flags|= CLIENT_FOUND_ROWS;
if (ds->no_catalog)
flags|= CLIENT_NO_SCHEMA;
if (ds->use_compressed_protocol)
flags|= CLIENT_COMPRESS;
if (ds->ignore_space_after_function_names)
flags|= CLIENT_IGNORE_SPACE;
if (ds->allow_multiple_statements)
flags|= CLIENT_MULTI_STATEMENTS;
if (ds->clientinteractive)
flags|= CLIENT_INTERACTIVE;
return flags;
}
/**
If it was specified, set the character set for the connection.
@param[in] dbc Database connection
@param[in] charset Character set name
*/
SQLRETURN myodbc_set_initial_character_set(DBC *dbc, const char *charset)
{
if (dbc->unicode)
{
if (charset && charset[0])
{
dbc->ansi_charset_info= get_charset_by_csname(charset,
MYF(MY_CS_PRIMARY),
MYF(0));
}
charset= "utf8";
}
if (charset && charset[0])
{
if (mysql_set_character_set(&dbc->mysql, charset))
{
set_dbc_error(dbc, "HY000", mysql_error(&dbc->mysql),
mysql_errno(&dbc->mysql));
return SQL_ERROR;
}
}
else
{
if (mysql_set_character_set(&dbc->mysql, dbc->ansi_charset_info->csname))
{
set_dbc_error(dbc, "HY000", mysql_error(&dbc->mysql),
mysql_errno(&dbc->mysql));
return SQL_ERROR;
}
}
{
MY_CHARSET_INFO my_charset;
mysql_get_character_set_info(&dbc->mysql, &my_charset);
dbc->cxn_charset_info= get_charset(my_charset.number, MYF(0));
}
if (!dbc->unicode)
dbc->ansi_charset_info= dbc->cxn_charset_info;
/*
We always set character_set_results to NULL so we can do our own
conversion to the ANSI character set or Unicode.
*/
if (is_minimum_version(dbc->mysql.server_version, "4.1.1", 5)
&& odbc_stmt(dbc, "SET character_set_results = NULL") != SQL_SUCCESS)
{
return SQL_ERROR;
}
return SQL_SUCCESS;
}
/**
Try to establish a connection to a MySQL server based on the data source
configuration.
@param[in] dbc Database connection
@param[in] ds Data source information
@return Standard SQLRETURN code. If it is @c SQL_SUCCESS or @c
SQL_SUCCESS_WITH_INFO, a connection has been established.
*/
SQLRETURN myodbc_do_connect(DBC *dbc, DataSource *ds)
{
SQLRETURN rc= SQL_SUCCESS;
MYSQL *mysql= &dbc->mysql;
unsigned long flags;
/* Use 'int' and fill all bits to avoid alignment Bug#25920 */
unsigned int opt_ssl_verify_server_cert = ~0;
#ifdef WIN32
/*
Detect if we are running with ADO present, and force on the
FLAG_COLUMN_SIZE_S32 option if we are.
*/
if (GetModuleHandle("msado15.dll") != NULL)
ds->limit_column_size= 1;
/* Detect another problem specific to MS Access */
if (GetModuleHandle("msaccess.exe") != NULL)
ds->default_bigint_bind_str= 1;
#endif
mysql_init(mysql);
flags= get_client_flags(ds);
/* Set other connection options */
if (ds->allow_big_results || ds->safe)
/* max_allowed_packet is a magical mysql macro. */
max_allowed_packet= ~0L;
if (ds->force_use_of_named_pipes)
mysql_options(mysql, MYSQL_OPT_NAMED_PIPE, NullS);
if (ds->read_options_from_mycnf)
mysql_options(mysql, MYSQL_READ_DEFAULT_GROUP, "odbc");
if (ds->initstmt && ds->initstmt[0])
{
/* Check for SET NAMES */
if (is_set_names_statement((SQLCHAR *)ds_get_utf8attr(ds->initstmt,
&ds->initstmt8)))
{
return set_dbc_error(dbc, "HY000",
"SET NAMES not allowed by driver", 0);
}
mysql_options(mysql, MYSQL_INIT_COMMAND, ds->initstmt8);
}
if (dbc->login_timeout)
mysql_options(mysql, MYSQL_OPT_CONNECT_TIMEOUT,
(char *)&dbc->login_timeout);
if (ds->readtimeout)
mysql_options(mysql, MYSQL_OPT_READ_TIMEOUT,
(const char *) &ds->readtimeout);
if (ds->writetimeout)
mysql_options(mysql, MYSQL_OPT_WRITE_TIMEOUT,
(const char *) &ds->writetimeout);
/* set SSL parameters */
mysql_ssl_set(mysql,
ds_get_utf8attr(ds->sslkey, &ds->sslkey8),
ds_get_utf8attr(ds->sslcert, &ds->sslcert8),
ds_get_utf8attr(ds->sslca, &ds->sslca8),
ds_get_utf8attr(ds->sslcapath, &ds->sslcapath8),
ds_get_utf8attr(ds->sslcipher, &ds->sslcipher8));
if (ds->sslverify)
mysql_options(mysql, MYSQL_OPT_SSL_VERIFY_SERVER_CERT,
(const char *)&opt_ssl_verify_server_cert);
{
/*
Get the ANSI charset info before we change connection to UTF-8.
*/
MY_CHARSET_INFO my_charset;
mysql_get_character_set_info(&dbc->mysql, &my_charset);
dbc->ansi_charset_info= get_charset(my_charset.number, MYF(0));
}
/*
We always use utf8 for the connection, and change it afterwards if needed.
*/
mysql_options(mysql, MYSQL_SET_CHARSET_NAME, "utf8");
dbc->cxn_charset_info= utf8_charset_info;
if (!mysql_real_connect(mysql,
ds_get_utf8attr(ds->server, &ds->server8),
ds_get_utf8attr(ds->uid, &ds->uid8),
ds_get_utf8attr(ds->pwd, &ds->pwd8),
ds_get_utf8attr(ds->database, &ds->database8),
ds->port,
ds_get_utf8attr(ds->socket, &ds->socket8),
flags))
{
set_dbc_error(dbc, "HY000", mysql_error(mysql), mysql_errno(mysql));
translate_error(dbc->error.sqlstate, MYERR_S1000, mysql_errno(mysql));
return SQL_ERROR;
}
if (!is_minimum_version(dbc->mysql.server_version, "4.1.1", 5))
{
mysql_close(mysql);
set_dbc_error(dbc, "08001", "Driver does not support server versions under 4.1.1", 0);
return SQL_ERROR;
}
rc= myodbc_set_initial_character_set(dbc, ds_get_utf8attr(ds->charset,
&ds->charset8));
if (!SQL_SUCCEEDED(rc))
{
/** @todo set failure reason */
goto error;
}
/*
The MySQL server has a workaround for old versions of Microsoft Access
(and possibly other products) that is no longer necessary, but is
unfortunately enabled by default. We have to turn it off, or it causes
other problems.
*/
if (!ds->auto_increment_null_search &&
odbc_stmt(dbc, "SET SQL_AUTO_IS_NULL = 0") != SQL_SUCCESS)
{
/** @todo set error reason */
goto error;
}
dbc->ds= ds;
/* init all needed UTF-8 strings */
ds_get_utf8attr(ds->name, &ds->name8);
ds_get_utf8attr(ds->server, &ds->server8);
ds_get_utf8attr(ds->uid, &ds->uid8);
ds_get_utf8attr(ds->pwd, &ds->pwd8);
ds_get_utf8attr(ds->socket, &ds->socket8);
if (ds->database)
dbc->database= my_strdup(ds_get_utf8attr(ds->database, &ds->database8),
MYF(MY_WME));
if (ds->save_queries && !dbc->query_log)
dbc->query_log= init_query_log();
/* Set the statement error prefix based on the server version. */
strxmov(dbc->st_error_prefix, MYODBC3_ERROR_PREFIX, "[mysqld-",
mysql->server_version, "]", NullS);
/* This needs to be set after connection, or it doesn't stick. */
if (ds->auto_reconnect)
{
my_bool reconnect= 1;
mysql_options(mysql, MYSQL_OPT_RECONNECT, (char *)&reconnect);
}
/* Make sure autocommit is set as configured. */
if (dbc->commit_flag == CHECK_AUTOCOMMIT_OFF)
{
if (!trans_supported(dbc) || ds->disable_transactions)
{
rc= SQL_SUCCESS_WITH_INFO;
dbc->commit_flag= CHECK_AUTOCOMMIT_ON;
set_conn_error(dbc, MYERR_01S02,
"Transactions are not enabled, option value "
"SQL_AUTOCOMMIT_OFF changed to SQL_AUTOCOMMIT_ON", 0);
}
else if (autocommit_on(dbc) && mysql_autocommit(mysql, FALSE))
{
/** @todo set error */
goto error;
}
}
else if ((dbc->commit_flag == CHECK_AUTOCOMMIT_ON) &&
trans_supported(dbc) && !autocommit_on(dbc))
{
if (mysql_autocommit(mysql, TRUE))
{
/** @todo set error */
goto error;
}
}
/* Set transaction isolation as configured. */
if (dbc->txn_isolation != DEFAULT_TXN_ISOLATION)
{
char buff[80];
const char *level;
if (dbc->txn_isolation & SQL_TXN_SERIALIZABLE)
level= "SERIALIZABLE";
else if (dbc->txn_isolation & SQL_TXN_REPEATABLE_READ)
level= "REPEATABLE READ";
else if (dbc->txn_isolation & SQL_TXN_READ_COMMITTED)
level= "READ COMMITTED";
else
level= "READ UNCOMMITTED";
if (trans_supported(dbc))
{
sprintf(buff, "SET SESSION TRANSACTION ISOLATION LEVEL %s", level);
if (odbc_stmt(dbc, buff) != SQL_SUCCESS)
{
/** @todo set error reason */
goto error;
}
}
else
{
dbc->txn_isolation= SQL_TXN_READ_UNCOMMITTED;
rc= SQL_SUCCESS_WITH_INFO;
set_conn_error(dbc, MYERR_01S02,
"Transactions are not enabled, so transaction isolation "
"was ignored.", 0);
}
}
return rc;
error:
mysql_close(mysql);
return SQL_ERROR;
}
/**
Establish a connection to a data source.
@param[in] hdbc Connection handle
@param[in] szDSN Data source name (in connection charset)
@param[in] cbDSN Length of data source name in bytes or @c SQL_NTS
@param[in] szUID User identifier (in connection charset)
@param[in] cbUID Length of user identifier in bytes or @c SQL_NTS
@param[in] szAuth Authentication string (password) (in connection charset)
@param[in] cbAuth Length of authentication string in bytes or @c SQL_NTS
@return Standard ODBC success codes
@since ODBC 1.0
@since ISO SQL 92
*/
SQLRETURN SQL_API MySQLConnect(SQLHDBC hdbc,
SQLWCHAR *szDSN, SQLSMALLINT cbDSN,
SQLWCHAR *szUID, SQLSMALLINT cbUID,
SQLWCHAR *szAuth, SQLSMALLINT cbAuth)
{
SQLRETURN rc;
DBC *dbc= (DBC *)hdbc;
DataSource *ds;
#ifdef NO_DRIVERMANAGER
return set_dbc_error(dbc, "HY000",
"SQLConnect requires DSN and driver manager", 0);
#else
/* Can't connect if we're already connected. */
if (is_connected(dbc))
return set_conn_error(hdbc, MYERR_08002, NULL, 0);
/* Reset error state */
CLEAR_DBC_ERROR(dbc);
if (szDSN && !szDSN[0])
{
return set_conn_error(hdbc, MYERR_S1000,
"Invalid connection parameters", 0);
}
ds= ds_new();
ds_set_strnattr(&ds->name, szDSN, cbDSN);
ds_set_strnattr(&ds->uid, szUID, cbUID);
ds_set_strnattr(&ds->pwd, szAuth, cbAuth);
ds_lookup(ds);
rc= myodbc_do_connect(dbc, ds);
if (!dbc->ds)
ds_delete(ds);
return rc;
#endif
}
/**
An alternative to SQLConnect that allows specifying more of the connection
parameters, and whether or not to prompt the user for more information
using the setup library.
NOTE: The prompting done in this function using MYODBCUTIL_DATASOURCE has
been observed to cause an access violation outside of our code
(specifically in Access after prompting, before table link list).
This has only been seen when setting a breakpoint on this function.
@param[in] hdbc Handle of database connection
@param[in] hwnd Window handle. May be @c NULL if no prompting will be done.
@param[in] szConnStrIn The connection string
@param[in] cbConnStrIn The length of the connection string in characters
@param[out] szConnStrOut Pointer to a buffer for the completed connection
string. Must be at least 1024 characters.
@param[in] cbConnStrOutMax Length of @c szConnStrOut buffer in characters
@param[out] pcbConnStrOut Pointer to buffer for returning length of
completed connection string, in characters
@param[in] fDriverCompletion Complete mode, one of @cSQL_DRIVER_PROMPT,
@c SQL_DRIVER_COMPLETE, @c SQL_DRIVER_COMPLETE_REQUIRED, or
@cSQL_DRIVER_NOPROMPT
@return Standard ODBC return codes
@since ODBC 1.0
@since ISO SQL 92
*/
SQLRETURN SQL_API MySQLDriverConnect(SQLHDBC hdbc, SQLHWND hwnd,
SQLWCHAR *szConnStrIn,
SQLSMALLINT cbConnStrIn,
SQLWCHAR *szConnStrOut,
SQLSMALLINT cbConnStrOutMax,
SQLSMALLINT *pcbConnStrOut,
SQLUSMALLINT fDriverCompletion)
{
SQLRETURN rc= SQL_SUCCESS;
DBC *dbc= (DBC *)hdbc;
DataSource *ds= ds_new();
/* We may have to read driver info to find the setup library. */
Driver *pDriver= driver_new();
SQLWCHAR *prompt_instr= NULL;
size_t prompt_inlen;
BOOL bPrompt= FALSE;
HMODULE hModule= NULL;
if (cbConnStrIn != SQL_NTS)
szConnStrIn= sqlwchardup(szConnStrIn, cbConnStrIn);
/* Parse the incoming string */
if (ds_from_kvpair(ds, szConnStrIn, (SQLWCHAR)';'))
{
rc= set_dbc_error(dbc, "HY000",
"Failed to parse the incoming connect string.", 0);
goto error;
}
#ifndef NO_DRIVERMANAGER
/*
If the connection string contains the DSN keyword, the driver retrieves
the information for the specified data source (and merges it into the
connection info with the provided connection info having precedence).
This also allows us to get pszDRIVER (if not already given).
*/
if (ds->name)
ds_lookup(ds);
#endif
/* If FLAG_NO_PROMPT is not set, force prompting off. */
if (ds->dont_prompt_upon_connect)
fDriverCompletion= SQL_DRIVER_NOPROMPT;
/*
We only prompt if we need to.
A not-so-obvious gray area is when SQL_DRIVER_COMPLETE or
SQL_DRIVER_COMPLETE_REQUIRED was specified along without a server or
password - particularly password. These can work with defaults/blank but
many callers expect prompting when these are blank. So we compromise; we
try to connect and if it works we say its ok otherwise we go to
a prompt.
*/
switch (fDriverCompletion)
{
case SQL_DRIVER_PROMPT:
bPrompt= TRUE;
break;
case SQL_DRIVER_COMPLETE:
case SQL_DRIVER_COMPLETE_REQUIRED:
if (myodbc_do_connect(dbc, ds) == SQL_SUCCESS)
goto connected;
bPrompt= TRUE;
break;
case SQL_DRIVER_NOPROMPT:
bPrompt= FALSE;
break;
default:
rc= set_dbc_error(hdbc, "HY110", "Invalid driver completion.", 0);
goto error;
}
#ifdef __APPLE__
/*
We don't support prompting on Mac OS X.
*/
if (bPrompt)
{
rc= set_dbc_error(hdbc, "HY000",
"Prompting is not supported on this platform. "
"Please provide all required connect information.",
0);
goto error;
}
#endif
if (bPrompt)
{
PromptFunc pFunc;
/*
We can not present a prompt unless we can lookup the name of the setup
library file name. This means we need a DRIVER. We try to look it up
using a DSN (above) or, hopefully, get one in the connection string.
This will, when we need to prompt, trump the ODBC rule where we can
connect with a DSN which does not exist. A possible solution would be to
hard-code some fall-back value for ds->pszDRIVER.
*/
if (!ds->driver)
{
char szError[1024];
sprintf(szError,
"Could not determine the driver name; "
"could not lookup setup library. DSN=(%s)\n",
ds_get_utf8attr(ds->name, &ds->name8));
rc= set_dbc_error(hdbc, "HY000", szError, 0);
goto error;
}
#ifndef NO_DRIVERMANAGER
/* We can not present a prompt if we have a null window handle. */
if (!hwnd)
{
rc= set_dbc_error(hdbc, "IM008", "Invalid window handle", 0);
goto error;
}
/* if given a named DSN, we will have the path in the DRIVER field */
if (ds->name)
sqlwcharncpy(pDriver->lib, ds->driver, ODBCDRIVER_STRLEN);
/* otherwise, it's the driver name */
else
sqlwcharncpy(pDriver->name, ds->driver, ODBCDRIVER_STRLEN);
if (driver_lookup(pDriver))
{
char sz[1024];
sprintf(sz, "Could not find driver '%s' in system information.",
ds_get_utf8attr(ds->driver, &ds->driver8));
rc= set_dbc_error(hdbc, "IM003", sz, 0);
goto error;
}
if (!*pDriver->setup_lib)
#endif
{
rc= set_dbc_error(hdbc, "HY000",
"Could not determine the file name of setup library.",
0);
goto error;
}
/*
We dynamically load the setup library so the driver itself does not
depend on GUI libraries.
*/
#ifndef WIN32
/*
lt_dlinit();
*/
#endif
if (!(hModule= LoadLibrary(ds_get_utf8attr(pDriver->setup_lib,
&pDriver->setup_lib8))))
{
char sz[1024];
sprintf(sz, "Could not load the setup library '%s'.",
ds_get_utf8attr(pDriver->setup_lib, &pDriver->setup_lib8));
rc= set_dbc_error(hdbc, "HY000", sz, 0);
goto error;
}
pFunc= (PromptFunc)GetProcAddress(hModule, "Driver_Prompt");
if (pFunc == NULL)
{
#ifdef WIN32
LPVOID pszMsg;
FormatMessage(FORMAT_MESSAGE_ALLOCATE_BUFFER | FORMAT_MESSAGE_FROM_SYSTEM,
NULL, GetLastError(),
MAKELANGID(LANG_NEUTRAL, SUBLANG_DEFAULT),
(LPTSTR)&pszMsg, 0, NULL);
rc= set_dbc_error(hdbc, "HY000", (char *)pszMsg, 0);
LocalFree(pszMsg);
#else
rc= set_dbc_error(hdbc, "HY000", dlerror(), 0);
#endif
goto error;
}
/* create a string for prompting, and add driver manually */
prompt_inlen= ds_to_kvpair_len(ds) + sqlwcharlen(W_DRIVER_PARAM) +
sqlwcharlen(ds->driver) + 1;
prompt_instr= (SQLWCHAR *) my_malloc(prompt_inlen * sizeof(SQLWCHAR),
MYF(0));
if (ds_to_kvpair(ds, prompt_instr, prompt_inlen, ';') == -1)
{
rc= set_dbc_error(dbc, "HY000",
"Failed to prepare prompt input.", 0);
goto error;
}
prompt_inlen-= sqlwcharlen(prompt_instr);
sqlwcharncat2(prompt_instr, W_DRIVER_PARAM, &prompt_inlen);
sqlwcharncat2(prompt_instr, ds->driver, &prompt_inlen);
if (!pFunc(hwnd, prompt_instr, fDriverCompletion,
szConnStrOut, cbConnStrOutMax, pcbConnStrOut))
{
set_dbc_error(hdbc, "HY000", "User cancelled.", 0);
rc= SQL_NO_DATA;
goto error;
}
/* refresh our DataSource */
ds_delete(ds);
ds= ds_new();
if (ds_from_kvpair(ds, szConnStrOut, ';'))
{
rc= set_dbc_error(dbc, "HY000",
"Failed to parse the prompt output string.", 0);
goto error;
}
}
if ((rc= myodbc_do_connect(dbc, ds)) != SQL_SUCCESS)
goto error;
connected:
/* copy input to output if connected without prompting */
if (!bPrompt && szConnStrOut && cbConnStrOutMax)
{
size_t inlen= (sqlwcharlen(szConnStrIn) + 1) * sizeof(SQLWCHAR);
size_t copylen= myodbc_min((size_t)cbConnStrOutMax, inlen);
memcpy(szConnStrOut, szConnStrIn, copylen);
/* term needed if possibly truncated */
szConnStrOut[(copylen / sizeof(SQLWCHAR)) - 1] = 0;
if (pcbConnStrOut)
*pcbConnStrOut= (copylen / sizeof(SQLWCHAR)) - 1;
}
/* return SQL_SUCCESS_WITH_INFO if truncated output string */
if (pcbConnStrOut &&
cbConnStrOutMax - sizeof(SQLWCHAR) == *pcbConnStrOut * sizeof(SQLWCHAR))
{
set_dbc_error(hdbc, "01004", "String data, right truncated.", 0);
rc= SQL_SUCCESS_WITH_INFO;
}
error:
if (hModule)
FreeLibrary(hModule);
if (cbConnStrIn != SQL_NTS)
x_free(szConnStrIn);
driver_delete(pDriver);
/* delete data source unless connected */
if (!dbc->ds)
ds_delete(ds);
x_free(prompt_instr);
return rc;
}
/**
Discover and enumerate the attributes and attribute values required to
connect.
@return Always returns @c SQL_ERROR, because the driver does not support this.
@since ODBC 1.0
*/
SQLRETURN SQL_API
SQLBrowseConnect(SQLHDBC hdbc,
SQLCHAR FAR *szConnStrIn __attribute__((unused)),
SQLSMALLINT cbConnStrIn __attribute__((unused)),
SQLCHAR FAR *szConnStrOut __attribute__((unused)),
SQLSMALLINT cbConnStrOutMax __attribute__((unused)),
SQLSMALLINT FAR *pcbConnStrOut __attribute__((unused)))
{
return set_conn_error(hdbc,MYERR_S1000,
"Driver does not support this API", 0);
}
/**
Disconnect a connection.
@param[in] hdbc Connection handle
@return Standard ODBC return codes
@since ODBC 1.0
@since ISO SQL 92
*/
SQLRETURN SQL_API SQLDisconnect(SQLHDBC hdbc)
{
LIST *list_element, *next_element;
DBC FAR *dbc= (DBC FAR*) hdbc;
for (list_element= dbc->statements; list_element; list_element= next_element)
{
next_element= list_element->next;
my_SQLFreeStmt((SQLHSTMT)list_element->data, SQL_DROP);
}
mysql_close(&dbc->mysql);
if (dbc->ds->save_queries)
end_query_log(dbc->query_log);
x_free(dbc->database);
assert(dbc->ds);
ds_delete(dbc->ds);
dbc->ds= NULL;
dbc->database= NULL;
return SQL_SUCCESS;
}
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