99 lines
3.4 KiB
C
99 lines
3.4 KiB
C
/*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*\
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File: octmac.h
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Copyright (c) 2001-2007 Octasic Inc.
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Description:
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Common macro definitions.
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This file is part of the Octasic OCT6100 GPL API . The OCT6100 GPL API is
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free software; you can redistribute it and/or modify it under the terms of
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the GNU General Public License as published by the Free Software Foundation;
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either version 2 of the License, or (at your option) any later version.
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The OCT6100 GPL API is distributed in the hope that it will be useful, but
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WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
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or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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for more details.
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You should have received a copy of the GNU General Public License
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along with the OCT6100 GPL API; if not, write to the Free Software
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Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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$Octasic_Release: OCT612xAPI-01.00-PR49 $
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$Octasic_Revision: 14 $
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\*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*/
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#ifndef __OCTMAC_H__
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#define __OCTMAC_H__
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/*--------------------------------------------------------------------------
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C language
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----------------------------------------------------------------------------*/
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#ifdef __cplusplus
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extern "C" {
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#endif
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/***************************** DEFINES *************************************/
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/* Combine l & h to form a 32 bit quantity. */
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#define mMAKEULONG(l, h) ((ULONG)(((USHORT)(l)) | (((ULONG)((USHORT)(h))) << 16)))
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#define mLOUCHAR(w) ((UCHAR)(w))
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#define mHIUCHAR(w) ((UCHAR)(((USHORT)(w) >> 8) & 0xff))
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#define mLOUSHORT(l) ((USHORT)((ULONG)l))
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#define mHIUSHORT(l) ((USHORT)(((ULONG)(l) >> 16) & 0xffff))
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#define mLOSHORT(l) ((SHORT)((ULONG)l))
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#define mHISHORT(l) ((SHORT)(((ULONG)(l) >> 16) & 0xffff))
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/* Combine l & h to form a 16 bit quantity. */
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#define mMAKEUSHORT(l, h) (((USHORT)(l)) | ((USHORT)(h)) << 8)
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#define mMAKESHORT(l, h) ((SHORT)mMAKEUSHORT(l, h))
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/* Extract high and low order parts of 16 and 32 bit quantity */
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#define mLOBYTE(w) mLOUCHAR(w)
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#define mHIBYTE(w) mHIUCHAR(w)
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#define mMAKELONG(l, h) ((LONG)mMAKEULONG(l, h))
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/*--------------------------------------------------------------------------
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Bite conversion macro
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----------------------------------------------------------------------------*/
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#define mSWAP_INT16(x) mMAKEUSHORT( mHIBYTE(x), mLOBYTE(x) )
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#define mSWAP_INT32(x) mMAKEULONG( mSWAP_INT16(mHIUSHORT(x)), mSWAP_INT16(mLOUSHORT(x)) )
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/* Cast any variable to an instance of the specified type. */
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#define mMAKETYPE(v, type) (*((type *)&v))
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/* Calculate the byte offset of a field in a structure of type type. */
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#define mFIELDOFFSET(type, field) ((UINT32)&(((type *)0)->field))
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#define mCOUNTOF(array) (sizeof(array)/sizeof(array[0]))
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#define mMAX(a,b) (((a) > (b)) ? (a) : (b))
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#define mMIN(a,b) (((a) < (b)) ? (a) : (b))
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#define mDIM(x) (sizeof(x) / sizeof(x[0]))
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#define mFROMDIGIT(ch) ((ch) - 0x30) /* digit to char */
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#define mTODIGIT(ch) ((ch) + 0x30) /* int to char */
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#define mISLEAP(a) ( !( a % 400 ) || ( ( a % 100 ) && !( a % 4 ) ) )
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#define mFOREVER for( ;; )
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#define mROUND_TO_NEXT_4( a ) ( ((a) % 4) ? ( (a) + 4 - ((a)%4) ) : (a) )
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/*--------------------------------------------------------------------------
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C language
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----------------------------------------------------------------------------*/
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#ifdef __cplusplus
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}
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#endif
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#endif /* __OCTMAC_H__ */
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