/*****************************************************************************\*              efs - General purpose Embedded Filesystem library              **          --------------------- -----------------------------------          **                                                                             ** Filename :  extract.c                                                       ** Description : This file contains functions to copy structures that get      **               corrupted when using direct memory copy                       **                                                                             ** This program 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; version 2                     ** of the License.                                                             *                                                                              ** This program 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.                                **                                                                             ** As a special exception, if other files instantiate templates or             ** use macros or inline functions from this file, or you compile this          ** file and link it with other works to produce a work based on this file,     ** this file does not by itself cause the resulting work to be covered         ** by the GNU General Public License. However the source code for this         ** file must still be made available in accordance with section (3) of         ** the GNU General Public License.                                             **                                                                             ** This exception does not invalidate any other reasons why a work based       ** on this file might be covered by the GNU General Public License.            **                                                                             **                                                    (c)2006 Lennart Yseboodt **                                                    (c)2006 Michael De Nil   *\*****************************************************************************//*****************************************************************************/#include "extract.h"/*****************************************************************************//*****************************************************************************/#ifdef BYTE_ALIGNMENT/*****************************************************************************/euint16 ex_getb16(euint8* buf,euint32 offset){	return(ltb_end16(*((euint16*)(buf+offset))));}/*****************************************************************************/euint32 ex_getb32(euint8* buf,euint32 offset){	return(ltb_end32(*((euint32*)(buf+offset))));}/*****************************************************************************/void ex_setb16(euint8* buf,euint32 offset,euint16 data){	*((euint16*)(buf+offset)) = btl_end16(data);}/*****************************************************************************/void ex_setb32(euint8* buf,euint32 offset,euint32 data){	*((euint32*)(buf+offset)) = btl_end32(data);}/*****************************************************************************/void ex_getPartitionField(euint8* buf,PartitionField* pf, euint32 offset){	*pf=*((PartitionField*)(buf+offset));}/*****************************************************************************/void ex_setPartitionField(euint8* buf,PartitionField* pf, euint32 offset){}/*****************************************************************************//*****************************************************************************//*****************************************************************************/#else/*****************************************************************************//*****************************************************************************/euint16 ex_getb16(euint8* buf,euint32 offset){	return(ltb_end16(((*(buf+offset+1))<<8) + ((*(buf+offset+0))<<0)));}/*****************************************************************************/euint32 ex_getb32(euint8* buf,euint32 offset){	return(ltb_end32(((euint32)buf[offset+3]<<24)+	      ((euint32)buf[offset+2]<<16)+	      ((euint32)buf[offset+1]<<8)+	      ((euint32)buf[offset+0]<<0)));}/*****************************************************************************/void ex_setb16(euint8* buf,euint32 offset,euint16 data){#ifdef BIG_ENDIAN	*(buf+offset+1) = data>>0;	*(buf+offset+0) = data>>8;#else	*(buf+offset+0) = data>>0;	*(buf+offset+1) = data>>8;#endif}/*****************************************************************************/void ex_setb32(euint8* buf,euint32 offset,euint32 data){#ifdef BIG_ENDIAN	*(buf+offset+3) = data>> 0;	*(buf+offset+2) = data>> 8;	*(buf+offset+1) = data>>16;	*(buf+offset+0) = data>>24;#else	*(buf+offset+0) = data>> 0;	*(buf+offset+1) = data>> 8;	*(buf+offset+2) = data>>16;	*(buf+offset+3) = data>>24;#endif}/*****************************************************************************/void ex_getPartitionField(euint8* buf,PartitionField* pf, euint32 offset){	pf->bootFlag       = *(buf + offset);	pf->CHS_begin[0]   = *(buf + offset + 1);	pf->CHS_begin[1]   = *(buf + offset + 2);	pf->CHS_begin[2]   = *(buf + offset + 3);	pf->type           = *(buf + offset + 4);	pf->CHS_end[0]     = *(buf + offset + 5);	pf->CHS_end[1]     = *(buf + offset + 6);	pf->CHS_end[2]     = *(buf + offset + 7);	pf->LBA_begin      = ex_getb32(buf + offset,8);	pf->numSectors     = ex_getb32(buf + offset,12);}/*****************************************************************************/void ex_setPartitionField(euint8* buf,PartitionField* pf, euint32 offset){}/*****************************************************************************//*****************************************************************************/#endif/*****************************************************************************/