From 87ecc6be399bf88d83093105c667d3abfd6593de Mon Sep 17 00:00:00 2001
From: Roland Haeder <roland@mxchange.org>
Date: Sat, 24 May 2014 14:09:10 +0200
Subject: [PATCH 1/1] Added more methods (required).
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Signed-off-by: Roland Häder <roland@mxchange.org>
---
 .../pointer/io/class_InputOutputPointer.php   | 23 +++++++++++++++++++
 .../main/file_directories/class_BaseFile.php  | 22 +++++++++++++++++-
 2 files changed, 44 insertions(+), 1 deletion(-)

diff --git a/inc/classes/interfaces/io/pointer/io/class_InputOutputPointer.php b/inc/classes/interfaces/io/pointer/io/class_InputOutputPointer.php
index 93846ff7..0cb98dd8 100644
--- a/inc/classes/interfaces/io/pointer/io/class_InputOutputPointer.php
+++ b/inc/classes/interfaces/io/pointer/io/class_InputOutputPointer.php
@@ -28,6 +28,29 @@ interface InputOutputPointer extends InputPointer, OutputPointer {
 	 * @return	$status		Status of this operation
 	 */
 	function rewind ();
+
+	/**
+	 * Advances to next "block" of bytes
+	 *
+	 * @return	void
+	 * @todo	This method will load large but empty files in a whole
+	 */
+	function next ();
+
+	/**
+	 * Checks wether the current entry is valid (not at the end of the file).
+	 * This method will return TRUE if an emptied (nulled) entry has been found.
+	 *
+	 * @return	$isValid	Whether the next entry is valid
+	 */
+	function valid ();
+
+	/**
+	 * Gets current seek position ("key").
+	 *
+	 * @return	$key	Current key in iteration
+	 */
+	function key ();
 }
 
 // [EOF]
diff --git a/inc/classes/main/file_directories/class_BaseFile.php b/inc/classes/main/file_directories/class_BaseFile.php
index 3d1711e7..303371c6 100644
--- a/inc/classes/main/file_directories/class_BaseFile.php
+++ b/inc/classes/main/file_directories/class_BaseFile.php
@@ -141,6 +141,16 @@ y	 * @return	void
 		$this->currentBlock = $currentBlock;
 	}
 
+	/**
+	 * Gets currently read data
+	 *
+	 * @return	$current	Currently read data
+	 */
+	public function getCurrentBlock () {
+		// Return it
+		return $this->currentBlock;
+	}
+
 	/**
 	 * Initializes this file class
 	 *
@@ -289,7 +299,7 @@ y	 * @return	void
 			$this->next();
 
 			// Get current entry
-			$current = $this->current();
+			$current = $this->getCurrentBlock();
 
 			// Simply output it
 			self::createDebugInstance(__CLASS__)->debugOutput(sprintf('[%s:%d:] current=%s', __METHOD__, __LINE__, print_r($current, TRUE)));
@@ -397,6 +407,16 @@ y	 * @return	void
 		// Return result
 		return $isValid;
 	}
+
+	/**
+	 * Gets current seek position ("key").
+	 *
+	 * @return	$key	Current key in iteration
+	 */
+	public function key () {
+		// Call pointer instance
+		return $this->getPointerInstance()->determineSeekPosition();
+	}
 }
 
 // [EOF]
-- 
2.30.2