weida_printer.h

基于arm的嵌入式扫描仪和打印机的驱动程序!

/*************************************************************************
 * weida_printer.h
 * Defines and structure definitions for weida_printer.c 
 *************************************************************************/
#include <linux/ioctl.h>

/*operation define*/  
#define CR  ({ type_data(13); })     /*carriage return*/
#define LF  ({ type_data(10); })     /*line feed */
#define SET_FONT_SPACE(n)  ({type_data(27); type_data(32); type_data(n); })  
#define SET_LINE_SPACE(n)  ({type_data(27); type_data(49); type_data(n);})        
#define SET_UNDERLINE(n)   ({type_data(27); type_data(45); type_data(n); })  /*n=1,need,n=0,needn't*/  
#define SET_UPLINE(n) ({type_data(27); type_data(43); type_data(n);})        /*n=1,need,n=0,needn't*/
#define SELECT_CHARACTER1 ({type_data(27); type_data(54); })                 /*select character set 1*/
#define SELECT_CHARACTER2 ({type_data(27); type_data(55); })                 /*select character set 2*/ 
#define SELECT_DOT_MATRIX(n) ({ type_data(27); type_data(56); type_data(n); })   /*n=0,use 16x16;n=1,use 8x16;n=2,use 8x8;n=4,use 12x12 */
#define INIT_WEIDA  ({type_data(27); type_data(64); })                        /*initial the printer */
#define LANDSCAPE_AMPLIFY(n) ({type_data(27); type_data(85); type_data(n); })
#define VERTICAL_AMPLIFY(n)  ({type_data(27); type_data(86); type_data(n); })
#define INTO_HANZI  ({type_data(28); type_data(38); })                       /*into chinese print mdoe*/
#define EXIT_HANZI  ({type_data(28); type_data(46); })                      /*exit chinese print mdoe*/
#define SET_LANDSCAPE  ({type_data(28); type_data(75); })                     /*set landscape print mode*/
#define SET_VERTICAL ({type_data(28); type_data(74); })                     /*set vertical print mode*/
#define DELETE_LINE  ({ type_data(24); })                                   /*delete a line */
#define PRINT_BLANK  ({type_data(27); type_data(102); type_data(0); type_data(1); })   
#define SET_RIGHT_LIMIT(n) ({type_data(27); type_data(81); type_data(n); })  
#define SET_LEFT_LIMIT(n)  ({type_data(27); type_data(108); type_data(n); })
#define HEX_PRINT(n)          ({type_data(27); type_data(34); type_data(n); })   /*n=1,permit hex print n=0, forbid hex print*/
#define SET_2_HANZI        ({type_data(28); type_data(14); })     /*print double wider than usual */
#define CLEAR_2_HANZI        ({type_data(28); type_data(20); })     /*clear printing  double wider than usual */

#define WEIDA_IOC_MAGIC 'p'

/*
* s means set
* I means initial
* C means clear
*/

#define WEIDA_IOCSFONTSPACE    _IOW(WEIDA_IOC_MAGIC, 0xa0 , int)
#define WEIDA_IOCSLINESPACE     _IOW(WEIDA_IOC_MAGIC, 0xa1 , int)
#define WEIDA_IOCSUNDERLINE    _IOW(WEIDA_IOC_MAGIC, 0xa2 , int)
#define WEIDA_IOCSUPLINE        _IOW(WEIDA_IOC_MAGIC, 0xa3 , int)
#define WEIDA_IOCSCHARACTER1  _IO(WEIDA_IOC_MAGIC, 0xa4)
#define WEIDA_IOCSCHARACTER2  _IO(WEIDA_IOC_MAGIC, 0xa5)
#define WEIDA_IOCSDOT_MATRIX  _IOW(WEIDA_IOC_MAGIC, 0xa6 , int)
#define WEIDA_IOCIWEIDA       _IO(WEIDA_IOC_MAGIC, 0xa7)
#define WEIDA_IOCLAMPLIFY     _IOW(WEIDA_IOC_MAGIC, 0xa8 , int)
#define WEIDA_IOCVAMPLIFY     _IOW(WEIDA_IOC_MAGIC, 0xa9 , int)
#define WEIDA_IOCSLANDSCAPE   _IO(WEIDA_IOC_MAGIC, 0xaa )
#define WEIDA_IOCSVERTICAL    _IO(WEIDA_IOC_MAGIC, 0xab)
#define WEIDA_IOCSRIGHTLIMIT   _IOW(WEIDA_IOC_MAGIC, 0xac , int)
#define WEIDA_IOCSLEFTLIMIT   _IOW(WEIDA_IOC_MAGIC, 0xad , int)
#define WEIDA_IOCSHEX_PRINT   _IOW(WEIDA_IOC_MAGIC, 0xae , int)
#define WEIDA_IOCS2HANZI      _IO(WEIDA_IOC_MAGIC, 0xaf )
#define WEIDA_IOCC2HANZI      _IO(WEIDA_IOC_MAGIC, 0xb0 )