From 38d6d37f2d982fa959e9e8a4a3f7e1ccfad7b5d4 Mon Sep 17 00:00:00 2001
From: Jacek Antonelli
Date: Fri, 15 Aug 2008 23:44:46 -0500
Subject: Second Life viewer sources 1.13.2.12

---
 linden/indra/llcommon/lldlinked.h | 96 +++++++++++++++++++++++++++++++++++++++
 1 file changed, 96 insertions(+)
 create mode 100644 linden/indra/llcommon/lldlinked.h

(limited to 'linden/indra/llcommon/lldlinked.h')

diff --git a/linden/indra/llcommon/lldlinked.h b/linden/indra/llcommon/lldlinked.h
new file mode 100644
index 0000000..488ef1e
--- /dev/null
+++ b/linden/indra/llcommon/lldlinked.h
@@ -0,0 +1,96 @@
+/** 
+ * @file lldlinked.h
+ * @brief Declaration of the LLDLinked class.
+ *
+ * Copyright (c) 2001-2007, Linden Research, Inc.
+ * 
+ * The source code in this file ("Source Code") is provided by Linden Lab
+ * to you under the terms of the GNU General Public License, version 2.0
+ * ("GPL"), unless you have obtained a separate licensing agreement
+ * ("Other License"), formally executed by you and Linden Lab.  Terms of
+ * the GPL can be found in doc/GPL-license.txt in this distribution, or
+ * online at http://secondlife.com/developers/opensource/gplv2
+ * 
+ * There are special exceptions to the terms and conditions of the GPL as
+ * it is applied to this Source Code. View the full text of the exception
+ * in the file doc/FLOSS-exception.txt in this software distribution, or
+ * online at http://secondlife.com/developers/opensource/flossexception
+ * 
+ * By copying, modifying or distributing this software, you acknowledge
+ * that you have read and understood your obligations described above,
+ * and agree to abide by those obligations.
+ * 
+ * ALL LINDEN LAB SOURCE CODE IS PROVIDED "AS IS." LINDEN LAB MAKES NO
+ * WARRANTIES, EXPRESS, IMPLIED OR OTHERWISE, REGARDING ITS ACCURACY,
+ * COMPLETENESS OR PERFORMANCE.
+ */
+#ifndef LL_LLDLINKED_H
+#define LL_LLDLINKED_H
+
+#include <stdlib.h>
+
+template <class Type> class LLDLinked
+{
+	LLDLinked* mNextp;
+	LLDLinked* mPrevp;
+public:
+
+	Type*   getNext()  { return (Type*)mNextp; }
+	Type*   getPrev()  { return (Type*)mPrevp; }
+	Type*   getFirst() { return (Type*)mNextp; }
+
+	void    init()
+	{
+		mNextp = mPrevp = NULL;
+	}
+
+	void    unlink()
+	{
+		if (mPrevp) mPrevp->mNextp = mNextp;
+		if (mNextp) mNextp->mPrevp = mPrevp;
+	}
+
+	 LLDLinked() { mNextp = mPrevp = NULL; }
+	virtual ~LLDLinked() { unlink(); }
+
+	virtual void    deleteAll()
+	{
+		Type *curp = getFirst();
+		while(curp)
+		{
+			Type *nextp = curp->getNext();
+			curp->unlink();
+			delete curp;
+			curp = nextp;
+		}
+	}
+
+	void relink(Type &after)
+	{
+		LLDLinked *afterp = (LLDLinked*)&after;
+		afterp->mPrevp = this;
+		mNextp = afterp;
+	}
+
+	virtual void    append(Type& after)
+	{
+		LLDLinked *afterp = (LLDLinked*)&after;
+		afterp->mPrevp    = this;
+		afterp->mNextp    = mNextp;
+		if (mNextp) mNextp->mPrevp = afterp;
+		mNextp            = afterp;
+	}
+
+	virtual void    insert(Type& before)
+	{
+		LLDLinked *beforep = (LLDLinked*)&before;
+		beforep->mNextp    = this;
+		beforep->mPrevp    = mPrevp;
+		if (mPrevp) mPrevp->mNextp = beforep;
+		mPrevp             = beforep;
+	}
+
+	virtual void    put(Type& obj) { append(obj); }
+};
+
+#endif
-- 
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