Add even more of the source

This should be about everything needed to build so far?

APIModules/QTSSDSAuthModule/DSWrappers/DSBuffer.cpp

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+/*
+ *
+ * @APPLE_LICENSE_HEADER_START@
+ *
+ * Copyright (c) 1999-2008 Apple Inc.  All Rights Reserved.
+ *
+ * This file contains Original Code and/or Modifications of Original Code
+ * as defined in and that are subject to the Apple Public Source License
+ * Version 2.0 (the 'License'). You may not use this file except in
+ * compliance with the License. Please obtain a copy of the License at
+ * http://www.opensource.apple.com/apsl/ and read it before using this
+ * file.
+ * 
+ * The Original Code and all software distributed under the License are
+ * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
+ * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
+ * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
+ * Please see the License for the specific language governing rights and
+ * limitations under the License.
+ * 
+ * @APPLE_LICENSE_HEADER_END@
+ *
+ */
+/*
+	File:       DSBuffer.cpp
+ 
+	Contains:   Class implementation for Open Directory buffers
+				(wraps tDataBufferPtr)
+ 
+	Created By: chris jalbert
+ 
+	Created:	28 November 2000
+ */
+
+
+// ANSI / POSIX headers
+
+// STL and Std C++ Library Headers
+#include <stdexcept>	// for standard exceptions
+
+// Framework Headers
+#include <DirectoryService/DirServices.h>
+
+// Project Headers
+#include "DSBuffer.h"
+
+
+using namespace DirectoryServices ;
+
+
+// ----------------------------------------------------------------------------
+//	¥ DSBuffer Class Globals
+//	These private typedefs, globals, and functions are not declared statically
+//	in the class definition because I want to hide the implementation details
+//	and reduce unrelated dependencies in the class header.
+// ----------------------------------------------------------------------------
+
+// ----------------------------------------------------------------------------
+//	¥ DSBuffer Protected Instance Methods
+// ----------------------------------------------------------------------------
+#pragma mark **** DSBuffer Protected Instance Methods ****
+
+// ----------------------------------------------------------------------------
+// ¥ÊGrow
+//	All memory management (even in the c'tors) are handled in this method.
+//	An inNewSize value of 0 implies the use of the default buffer size!
+//	To leave the buffer alone, call with an argument value of 1.
+// ----------------------------------------------------------------------------
+
+tDataBufferPtr DSBuffer::grow ( size_t inNewSize )
+{
+	if (!inNewSize)
+		inNewSize = kDefaultSize ;
+	if (mBuffer && (inNewSize <= mBuffer->fBufferSize))
+		return mBuffer ;
+
+	register size_t	ulTemp = 16 ;
+	if (inNewSize == kDefaultSize)
+		ulTemp = inNewSize ;
+	else
+		for ( ; ulTemp < inNewSize ; ulTemp <<= 1) ;
+
+	register tDataBufferPtr	bufNew = ::dsDataBufferAllocate (mDirRef, ulTemp) ;
+	if (!bufNew)
+		throw_ds_error (eDSAllocationFailed) ;
+	if (mBuffer && (ulTemp = mBuffer->fBufferLength))
+		std::memcpy (bufNew->fBufferData, mBuffer->fBufferData, ulTemp) ;
+	else
+		ulTemp = 0 ;
+	bufNew->fBufferLength = ulTemp ;
+	::dsDataBufferDeAllocate (mDirRef, mBuffer) ;
+	return (mBuffer = bufNew) ;
+}