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diff --git a/software/include/octmac.h b/software/include/octmac.h
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+/*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*\
+
+File: octmac.h
+
+    Copyright (c) 2001-2005 Octasic Inc.
+
+Description: 
+
+	Common macro definitions.
+
+This file is part of the Octasic OCT6100 GPL API . The OCT6100 GPL API  is 
+free software; you can redistribute it and/or modify it under the terms of 
+the GNU General Public License as published by the Free Software Foundation; 
+either version 2 of the License, or (at your option) any later version.
+
+The OCT6100 GPL API is distributed in the hope that it will be useful, but 
+WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY 
+or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 
+for more details. 
+
+You should have received a copy of the GNU General Public License 
+along with the OCT6100 GPL API; if not, write to the Free Software 
+Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
+
+$Octasic_Release: OCT612xAPI-01.00-PR38 $
+
+$Octasic_Revision: 14 $
+
+\*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*/
+#ifndef __OCTMAC_H__
+#define __OCTMAC_H__
+
+/*--------------------------------------------------------------------------
+	C language
+----------------------------------------------------------------------------*/
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+/*****************************  DEFINES  *************************************/
+
+/* Combine l & h to form a 32 bit quantity. */
+#define mMAKEULONG(l, h)  ((ULONG)(((USHORT)(l)) | (((ULONG)((USHORT)(h))) << 16)))
+
+#define mLOUCHAR(w)     ((UCHAR)(w))
+#define mHIUCHAR(w)     ((UCHAR)(((USHORT)(w) >> 8) & 0xff))
+#define mLOUSHORT(l)    ((USHORT)((ULONG)l))
+#define mHIUSHORT(l)    ((USHORT)(((ULONG)(l) >> 16) & 0xffff))
+#define mLOSHORT(l)     ((SHORT)((ULONG)l))
+#define mHISHORT(l)     ((SHORT)(((ULONG)(l) >> 16) & 0xffff))
+
+/* Combine l & h to form a 16 bit quantity. */
+#define mMAKEUSHORT(l, h) (((USHORT)(l)) | ((USHORT)(h)) << 8)
+#define mMAKESHORT(l, h)  ((SHORT)mMAKEUSHORT(l, h))
+
+/* Extract high and low order parts of 16 and 32 bit quantity */
+#define mLOBYTE(w)       mLOUCHAR(w)
+#define mHIBYTE(w)       mHIUCHAR(w)
+#define mMAKELONG(l, h)   ((LONG)mMAKEULONG(l, h))
+
+/*--------------------------------------------------------------------------
+	Bite conversion macro
+----------------------------------------------------------------------------*/
+#define mSWAP_INT16(x) mMAKEUSHORT( mHIBYTE(x), mLOBYTE(x) )
+#define mSWAP_INT32(x) mMAKEULONG( mSWAP_INT16(mHIUSHORT(x)), mSWAP_INT16(mLOUSHORT(x)) )
+
+
+/* Cast any variable to an instance of the specified type. */
+#define mMAKETYPE(v, type)   (*((type *)&v))
+
+/* Calculate the byte offset of a field in a structure of type type. */
+#define mFIELDOFFSET(type, field)    ((UINT32)&(((type *)0)->field))
+#define mCOUNTOF(array) (sizeof(array)/sizeof(array[0]))
+
+#define mMAX(a,b)	(((a) > (b)) ? (a) : (b))
+#define mMIN(a,b)	(((a) < (b)) ? (a) : (b))
+
+#define	mDIM(x)		(sizeof(x) / sizeof(x[0]))
+
+#define mFROMDIGIT(ch)	((ch) - 0x30)  /* digit to char */
+#define mTODIGIT(ch) 	((ch) + 0x30)  /* int to char */
+
+#define mISLEAP(a)	( !( a % 400 ) || ( ( a % 100 ) && !( a % 4 ) ) )
+
+#define mFOREVER		for( ;; )
+
+#define mROUND_TO_NEXT_4( a ) ( ((a) % 4) ? ( (a) + 4 - ((a)%4) ) : (a) )
+
+/*--------------------------------------------------------------------------
+	C language
+----------------------------------------------------------------------------*/
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* __OCTMAC_H__ */