Added access modifiers for MSSQL driver
diff --git a/system/database/drivers/mssql/mssql_driver.php b/system/database/drivers/mssql/mssql_driver.php
index a93ac57..9448f05 100644
--- a/system/database/drivers/mssql/mssql_driver.php
+++ b/system/database/drivers/mssql/mssql_driver.php
@@ -62,10 +62,9 @@
 	/**
 	 * Non-persistent database connection
 	 *
-	 * @access	private called by the base class
 	 * @return	resource
 	 */
-	function db_connect()
+	protected function db_connect()
 	{
 		if ($this->port != '')
 		{
@@ -80,10 +79,9 @@
 	/**
 	 * Persistent database connection
 	 *
-	 * @access	private called by the base class
 	 * @return	resource
 	 */
-	function db_pconnect()
+	protected function db_pconnect()
 	{
 		if ($this->port != '')
 		{
@@ -101,10 +99,9 @@
 	 * Keep / reestablish the db connection if no queries have been
 	 * sent for a length of time exceeding the server's idle timeout
 	 *
-	 * @access	public
 	 * @return	void
 	 */
-	function reconnect()
+	public function reconnect()
 	{
 		// not implemented in MSSQL
 	}
@@ -140,11 +137,10 @@
 	/**
 	 * Execute the query
 	 *
-	 * @access	private called by the base class
 	 * @param	string	an SQL query
 	 * @return	resource
 	 */
-	function _execute($sql)
+	protected function _execute($sql)
 	{
 		return @mssql_query($sql, $this->conn_id);
 	}
@@ -154,10 +150,9 @@
 	/**
 	 * Begin Transaction
 	 *
-	 * @access	public
 	 * @return	bool
 	 */
-	function trans_begin($test_mode = FALSE)
+	public function trans_begin($test_mode = FALSE)
 	{
 		if ( ! $this->trans_enabled)
 		{
@@ -184,10 +179,9 @@
 	/**
 	 * Commit Transaction
 	 *
-	 * @access	public
 	 * @return	bool
 	 */
-	function trans_commit()
+	public function trans_commit()
 	{
 		if ( ! $this->trans_enabled)
 		{
@@ -209,10 +203,9 @@
 	/**
 	 * Rollback Transaction
 	 *
-	 * @access	public
 	 * @return	bool
 	 */
-	function trans_rollback()
+	public function trans_rollback()
 	{
 		if ( ! $this->trans_enabled)
 		{
@@ -234,12 +227,11 @@
 	/**
 	 * Escape String
 	 *
-	 * @access	public
 	 * @param	string
 	 * @param	bool	whether or not the string will be used in a LIKE condition
 	 * @return	string
 	 */
-	function escape_str($str, $like = FALSE)
+	public function escape_str($str, $like = FALSE)
 	{
 		if (is_array($str))
 		{
@@ -272,10 +264,9 @@
 	/**
 	 * Affected Rows
 	 *
-	 * @access	public
 	 * @return	integer
 	 */
-	function affected_rows()
+	public function affected_rows()
 	{
 		return @mssql_rows_affected($this->conn_id);
 	}
@@ -287,10 +278,9 @@
 	*
 	* Returns the last id created in the Identity column.
 	*
-	* @access public
 	* @return integer
 	*/
-	function insert_id()
+	public function insert_id()
 	{
 		$ver = self::_parse_major_version($this->version());
 		$sql = ($ver >= 8 ? "SELECT SCOPE_IDENTITY() AS last_id" : "SELECT @@IDENTITY AS last_id");
@@ -307,11 +297,10 @@
 	* Grabs the major version number from the
 	* database server version string passed in.
 	*
-	* @access private
 	* @param string $version
 	* @return int16 major version number
 	*/
-	function _parse_major_version($version)
+	protected function _parse_major_version($version)
 	{
 		preg_match('/([0-9]+)\.([0-9]+)\.([0-9]+)/', $version, $ver_info);
 		return $ver_info[1]; // return the major version b/c that's all we're interested in.
@@ -324,7 +313,7 @@
 	*
 	* @return	string
 	*/
-	protected function _version()
+	protected public function _version()
 	{
 		return 'SELECT @@VERSION AS ver';
 	}
@@ -337,11 +326,10 @@
 	 * Generates a platform-specific query string that counts all records in
 	 * the specified database
 	 *
-	 * @access	public
 	 * @param	string
 	 * @return	string
 	 */
-	function count_all($table = '')
+	public function count_all($table = '')
 	{
 		if ($table == '')
 		{
@@ -366,11 +354,10 @@
 	 *
 	 * Generates a platform-specific query string so that the table names can be fetched
 	 *
-	 * @access	private
 	 * @param	boolean
 	 * @return	string
 	 */
-	function _list_tables($prefix_limit = FALSE)
+	protected function _list_tables($prefix_limit = FALSE)
 	{
 		$sql = "SELECT name FROM sysobjects WHERE type = 'U' ORDER BY name";
 
@@ -391,11 +378,10 @@
 	 *
 	 * Generates a platform-specific query string so that the column names can be fetched
 	 *
-	 * @access	private
 	 * @param	string	the table name
 	 * @return	string
 	 */
-	function _list_columns($table = '')
+	protected function _list_columns($table = '')
 	{
 		return "SELECT * FROM INFORMATION_SCHEMA.Columns WHERE TABLE_NAME = '".$table."'";
 	}
@@ -407,11 +393,10 @@
 	 *
 	 * Generates a platform-specific query so that the column data can be retrieved
 	 *
-	 * @access	public
 	 * @param	string	the table name
 	 * @return	object
 	 */
-	function _field_data($table)
+	public function _field_data($table)
 	{
 		return "SELECT TOP 1 * FROM ".$table;
 	}
@@ -438,13 +423,12 @@
 	/**
 	 * Escape the SQL Identifiers
 	 *
-	 * This function escapes column and table names
+	 * This public function escapes column and table names
 	 *
-	 * @access	private
 	 * @param	string
 	 * @return	string
 	 */
-	function _escape_identifiers($item)
+	protected function _escape_identifiers($item)
 	{
 		if ($this->_escape_char == '')
 		{
@@ -480,14 +464,13 @@
 	/**
 	 * From Tables
 	 *
-	 * This function implicitly groups FROM tables so there is no confusion
+	 * This public function implicitly groups FROM tables so there is no confusion
 	 * about operator precedence in harmony with SQL standards
 	 *
-	 * @access	public
 	 * @param	type
 	 * @return	type
 	 */
-	function _from_tables($tables)
+	public function _from_tables($tables)
 	{
 		if ( ! is_array($tables))
 		{
@@ -504,13 +487,12 @@
 	 *
 	 * Generates a platform-specific insert string from the supplied data
 	 *
-	 * @access	public
 	 * @param	string	the table name
 	 * @param	array	the insert keys
 	 * @param	array	the insert values
 	 * @return	string
 	 */
-	function _insert($table, $keys, $values)
+	public function _insert($table, $keys, $values)
 	{
 		return "INSERT INTO ".$table." (".implode(', ', $keys).") VALUES (".implode(', ', $values).")";
 	}
@@ -522,7 +504,6 @@
 	 *
 	 * Generates a platform-specific update string from the supplied data
 	 *
-	 * @access	public
 	 * @param	string	the table name
 	 * @param	array	the update data
 	 * @param	array	the where clause
@@ -530,7 +511,7 @@
 	 * @param	array	the limit clause
 	 * @return	string
 	 */
-	function _update($table, $values, $where, $orderby = array(), $limit = FALSE)
+	public function _update($table, $values, $where, $orderby = array(), $limit = FALSE)
 	{
 		foreach ($values as $key => $val)
 		{
@@ -558,13 +539,12 @@
 	 *
 	 * Generates a platform-specific truncate string from the supplied data
 	 * If the database does not support the truncate() command
-	 * This function maps to "DELETE FROM table"
+	 * This public function maps to "DELETE FROM table"
 	 *
-	 * @access	public
 	 * @param	string	the table name
 	 * @return	string
 	 */
-	function _truncate($table)
+	public function _truncate($table)
 	{
 		return "TRUNCATE ".$table;
 	}
@@ -576,13 +556,12 @@
 	 *
 	 * Generates a platform-specific delete string from the supplied data
 	 *
-	 * @access	public
 	 * @param	string	the table name
 	 * @param	array	the where clause
 	 * @param	string	the limit clause
 	 * @return	string
 	 */
-	function _delete($table, $where = array(), $like = array(), $limit = FALSE)
+	public function _delete($table, $where = array(), $like = array(), $limit = FALSE)
 	{
 		$conditions = '';
 
@@ -610,13 +589,12 @@
 	 *
 	 * Generates a platform-specific LIMIT clause
 	 *
-	 * @access	public
 	 * @param	string	the sql query string
 	 * @param	integer	the number of rows to limit the query to
 	 * @param	integer	the offset value
 	 * @return	string
 	 */
-	function _limit($sql, $limit, $offset)
+	public function _limit($sql, $limit, $offset)
 	{
 		$i = $limit + $offset;
 
@@ -628,18 +606,15 @@
 	/**
 	 * Close DB Connection
 	 *
-	 * @access	public
 	 * @param	resource
 	 * @return	void
 	 */
-	function _close($conn_id)
+	public function _close($conn_id)
 	{
 		@mssql_close($conn_id);
 	}
 
 }
 
-
-
 /* End of file mssql_driver.php */
-/* Location: ./system/database/drivers/mssql/mssql_driver.php */
+/* Location: ./system/database/drivers/mssql/mssql_driver.php */
\ No newline at end of file