kopia lustrzana https://gitlab.com/sane-project/backends
				
				
				
			
		
			
				
	
	
		
			96 wiersze
		
	
	
		
			2.6 KiB
		
	
	
	
		
			C
		
	
	
			
		
		
	
	
			96 wiersze
		
	
	
		
			2.6 KiB
		
	
	
	
		
			C
		
	
	
/*
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  Copyright (C) 2001 Bertrik Sikken (bertrik@zonnet.nl)
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  This program is free software; you can redistribute it and/or
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  modify it under the terms of the GNU General Public License
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  as published by the Free Software Foundation; either version 2
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  of the License, or (at your option) any later version.
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  This program is distributed in the hope that it will be useful,
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  but WITHOUT ANY WARRANTY; without even the implied warranty of
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  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
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  GNU General Public License 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 this program; if not, write to the Free Software
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  Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
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  $Id$
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*/
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/*
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    Provides a simple interface to read and write data from the scanner,
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    without any knowledge whether it's a parallel or USB scanner
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*/
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#ifndef _NIASH_XFER_H_
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#define _NIASH_XFER_H_
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#include <stdio.h>		/* for FILE * */
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/* register codes for the USB - IEEE1284 bridge */
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#define USB_SETUP       0x82
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#define EPP_ADDR        0x83
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#define EPP_DATA_READ   0x84
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#define EPP_DATA_WRITE  0x85
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#define SPP_STATUS      0x86
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#define SPP_CONTROL     0x87
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#define SPP_DATA        0x88
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typedef enum
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{
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  eUnknownModel = 0,
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  eHp3300c,
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  eHp3400c,
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  eHp4300c,
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  eAgfaTouch
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} EScannerModel;
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typedef struct
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{
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  char *pszVendor;
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  char *pszName;
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  int iVendor;
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  int iProduct;
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  EScannerModel eModel;
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} TScannerModel;
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typedef int (TFnReportDevice) (TScannerModel * pModel,
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			       const char *pszDeviceName);
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/* Creates our own DBG definitions, externs are define in main.c*/
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#ifndef WITH_NIASH
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#define DBG fprintf
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extern FILE *DBG_MSG;
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extern FILE *DBG_ERR;
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extern FILE *BG_ASSERT;
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#endif /* NO WITH_NIASH */
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/* we do not make data prototypes */
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#ifndef WITH_NIASH
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/* list of supported models, the actual list is in niash_xfer.c */
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extern TScannerModel ScannerModels[];
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#endif /* NO WITH_NIASH */
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STATIC void NiashXferInit (TFnReportDevice * pfnReport);
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STATIC int NiashXferOpen (const char *pszName, EScannerModel * peModel);
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STATIC void NiashXferClose (int iXferHandle);
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STATIC void NiashWriteReg (int iXferHandle, unsigned char bReg,
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			   unsigned char bData);
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STATIC void NiashReadReg (int iXferHandle, unsigned char bReg,
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			  unsigned char *pbData);
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STATIC void NiashWriteBulk (int iXferHandle, unsigned char *pabBuf,
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			    int iSize);
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STATIC void NiashReadBulk (int iXferHandle, unsigned char *pabBuf, int iSize);
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STATIC void NiashWakeup (int iXferHandle);
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STATIC SANE_Bool MatchUsbDevice (int iVendor, int iProduct,
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				 TScannerModel ** ppeModel);
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#endif /* _NIASH_XFER_H_ */
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