Revert "Oci8 access modifiers"

This reverts commit 9f86f5cddea54e7fedf4be89d1d1cc90d1564488.
diff --git a/system/database/drivers/oci8/oci8_driver.php b/system/database/drivers/oci8/oci8_driver.php
index e7b744b..8d70406 100644
--- a/system/database/drivers/oci8/oci8_driver.php
+++ b/system/database/drivers/oci8/oci8_driver.php
@@ -53,33 +53,33 @@
 
 class CI_DB_oci8_driver extends CI_DB {
 
-	public $dbdriver = 'oci8';
+	var $dbdriver = 'oci8';
 
 	// The character used for excaping
-	public $_escape_char = '"';
+	var $_escape_char = '"';
 
 	// clause and character used for LIKE escape sequences
-	public $_like_escape_str = " escape '%s' ";
-	public $_like_escape_chr = '!';
+	var $_like_escape_str = " escape '%s' ";
+	var $_like_escape_chr = '!';
 
 	/**
 	 * The syntax to count rows is slightly different across different
 	 * database engines, so this string appears in each driver and is
 	 * used for the count_all() and count_all_results() functions.
 	 */
-	public $_count_string = "SELECT COUNT(1) AS ";
-	public $_random_keyword = ' ASC'; // not currently supported
+	var $_count_string = "SELECT COUNT(1) AS ";
+	var $_random_keyword = ' ASC'; // not currently supported
 
 	// Set "auto commit" by default
-	public $_commit = OCI_COMMIT_ON_SUCCESS;
+	var $_commit = OCI_COMMIT_ON_SUCCESS;
 
 	// need to track statement id and cursor id
-	public $stmt_id;
-	public $curs_id;
+	var $stmt_id;
+	var $curs_id;
 
 	// if we use a limit, we will add a field that will
 	// throw off num_fields later
-	public $limit_used;
+	var $limit_used;
 
 	/**
 	 * Non-persistent database connection
@@ -214,7 +214,7 @@
 	 * KEY	  OPTIONAL	NOTES
 	 * name		no		the name of the parameter should be in :<param_name> format
 	 * value	no		the value of the parameter.  If this is an OUT or IN OUT parameter,
-	 *					this should be a reference to a publiciable
+	 *					this should be a reference to a variable
 	 * type		yes		the type of the parameter
 	 * length	yes		the max size of the parameter
 	 */
@@ -781,5 +781,7 @@
 
 }
 
+
+
 /* End of file oci8_driver.php */
-/* Location: ./system/database/drivers/oci8/oci8_driver.php */
\ No newline at end of file
+/* Location: ./system/database/drivers/oci8/oci8_driver.php */
diff --git a/system/database/drivers/oci8/oci8_forge.php b/system/database/drivers/oci8/oci8_forge.php
index f9a90ff..7fcc809 100644
--- a/system/database/drivers/oci8/oci8_forge.php
+++ b/system/database/drivers/oci8/oci8_forge.php
@@ -39,10 +39,11 @@
 	/**
 	 * Create database
 	 *
+	 * @access	public
 	 * @param	string	the database name
 	 * @return	bool
 	 */
-	public function _create_database($name)
+	function _create_database($name)
 	{
 		return FALSE;
 	}
@@ -52,10 +53,11 @@
 	/**
 	 * Drop database
 	 *
+	 * @access	private
 	 * @param	string	the database name
 	 * @return	bool
 	 */
-	protected function _drop_database($name)
+	function _drop_database($name)
 	{
 		return FALSE;
 	}
@@ -142,9 +144,10 @@
 	/**
 	 * Drop Table
 	 *
+	 * @access	private
 	 * @return	bool
 	 */
-	protected function _drop_table($table)
+	function _drop_table($table)
 	{
 		return FALSE;
 	}
@@ -157,6 +160,7 @@
 	 * Generates a platform-specific query so that a table can be altered
 	 * Called by add_column(), drop_column(), and column_alter(),
 	 *
+	 * @access	private
 	 * @param	string	the ALTER type (ADD, DROP, CHANGE)
 	 * @param	string	the column name
 	 * @param	string	the table name
@@ -166,7 +170,7 @@
 	 * @param	string	the field after which we should add the new field
 	 * @return	object
 	 */
-	protected function _alter_table($alter_type, $table, $column_name, $column_definition = '', $default_value = '', $null = '', $after_field = '')
+	function _alter_table($alter_type, $table, $column_name, $column_definition = '', $default_value = '', $null = '', $after_field = '')
 	{
 		$sql = 'ALTER TABLE '.$this->db->protect_identifiers($table).' '.$alter_type.' '.$this->db->protect_identifiers($column_name);
 
@@ -208,11 +212,12 @@
 	 *
 	 * Generates a platform-specific query so that a table can be renamed
 	 *
+	 * @access	private
 	 * @param	string	the old table name
 	 * @param	string	the new table name
 	 * @return	string
 	 */
-	protected function _rename_table($table_name, $new_table_name)
+	function _rename_table($table_name, $new_table_name)
 	{
 		return 'ALTER TABLE '.$this->db->protect_identifiers($table_name).' RENAME TO '.$this->db->protect_identifiers($new_table_name);
 	}
@@ -220,4 +225,4 @@
 }
 
 /* End of file oci8_forge.php */
-/* Location: ./system/database/drivers/oci8/oci8_forge.php */
\ No newline at end of file
+/* Location: ./system/database/drivers/oci8/oci8_forge.php */
diff --git a/system/database/drivers/oci8/oci8_result.php b/system/database/drivers/oci8/oci8_result.php
index a14e32e..6f1b8b4 100644
--- a/system/database/drivers/oci8/oci8_result.php
+++ b/system/database/drivers/oci8/oci8_result.php
@@ -235,5 +235,6 @@
 
 }
 
+
 /* End of file oci8_result.php */
-/* Location: ./system/database/drivers/oci8/oci8_result.php */
\ No newline at end of file
+/* Location: ./system/database/drivers/oci8/oci8_result.php */
diff --git a/system/database/drivers/oci8/oci8_utility.php b/system/database/drivers/oci8/oci8_utility.php
index f4863c0..62dfb2f 100644
--- a/system/database/drivers/oci8/oci8_utility.php
+++ b/system/database/drivers/oci8/oci8_utility.php
@@ -39,9 +39,10 @@
 	/**
 	 * List databases
 	 *
+	 * @access	private
 	 * @return	bool
 	 */
-	protected function _list_databases()
+	function _list_databases()
 	{
 		return FALSE;
 	}
@@ -53,10 +54,11 @@
 	 *
 	 * Generates a platform-specific query so that a table can be optimized
 	 *
+	 * @access	private
 	 * @param	string	the table name
 	 * @return	object
 	 */
-	protected function _optimize_table($table)
+	function _optimize_table($table)
 	{
 		return FALSE; // Is this supported in Oracle?
 	}
@@ -68,10 +70,11 @@
 	 *
 	 * Generates a platform-specific query so that a table can be repaired
 	 *
+	 * @access	private
 	 * @param	string	the table name
 	 * @return	object
 	 */
-	protected function _repair_table($table)
+	function _repair_table($table)
 	{
 		return FALSE; // Is this supported in Oracle?
 	}
@@ -81,10 +84,11 @@
 	/**
 	 * Oracle Export
 	 *
+	 * @access	private
 	 * @param	array	Preferences
 	 * @return	mixed
 	 */
-	protected function _backup($params = array())
+	function _backup($params = array())
 	{
 		// Currently unsupported
 		return $this->db->display_error('db_unsuported_feature');