usr.sbin/sgsc/sgsc.c

   1 /* sgsc(1) - utility for the `gsc' scanner device driver
   2  *
   3  *
   4  * Copyright (c) 1995 Gunther Schadow.  All rights reserved.
   5  *
   6  * Redistribution and use in source and binary forms, with or without
   7  * modification, are permitted provided that the following conditions
   8  * are met:
   9  * 1. Redistributions of source code must retain the above copyright
  10  *    notice, this list of conditions and the following disclaimer.
  11  * 2. Redistributions in binary form must reproduce the above copyright
  12  *    notice, this list of conditions and the following disclaimer in the
  13  *    documentation and/or other materials provided with the distribution.
  14  * 3. All advertising materials mentioning features or use of this software
  15  *    must display the following acknowledgement:
  16  *      This product includes software developed by Gunther Schadow.
  17  * 4. The name of the author may not be used to endorse or promote products
  18  *    derived from this software without specific prior written permission.
  19  *
  20  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
  21  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
  22  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
  23  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
  24  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
  25  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  26  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  27  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  28  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
  29  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  30  *
  31  * $FreeBSD: src/usr.sbin/sgsc/sgsc.c,v 1.5 1999/08/28 01:19:57 peter Exp $
  32  * $DragonFly: src/usr.sbin/sgsc/sgsc.c,v 1.3 2005/12/05 02:40:28 swildner Exp $
  33  */
  34
  35 #include <err.h>
  36 #include <stdio.h>
  37 #include <stdlib.h>
  38 #include <unistd.h>
  39 #include <sys/file.h>
  40 #include <sys/ioctl.h>
  41 #include <machine/gsc.h>
  42
  43 #ifndef DEFAULT_FILE
  44 #define DEFAULT_FILE "/dev/gsc0"
  45 #endif
  46 #ifdef FAIL
  47 #undef FAIL
  48 #endif
  49 #define FAIL -1
  50
  51 static void
  52 usage(void)
  53 {
  54   fprintf(stderr, "%s\n%s\n",
  55         "usage: sgsc [-sq] [-f file] [-r dpi] [-w width] [-h height]",
  56         "            [-b len] [-t time]");
  57   exit(1);
  58 }
  59
  60 int
  61 main(int argc, char **argv)
  62 {
  63   char c;
  64   int fd;
  65
  66   char *file = DEFAULT_FILE;
  67
  68   int show_dpi     = 0;
  69   int show_width   = 0;
  70   int show_height  = 0;
  71   int show_blen    = 0;
  72   int show_btime   = 0;
  73   int show_all     = 1;
  74
  75   int set_blen     = 0;
  76   int set_dpi      = 0;
  77   int set_width    = 0;
  78   int set_height   = 0;
  79   int set_btime    = 0;
  80   int set_switch   = 0;
  81
  82   if (argc == 0) usage();
  83
  84   while( (c = getopt(argc, argv, "sqf:b:r:w:h:t:")) != FAIL)
  85     {
  86       switch(c) {
  87       case 'f': file = optarg; break;
  88       case 'r': set_dpi = atoi(optarg); break;
  89       case 'w': set_width = atoi(optarg); break;
  90       case 'h': set_height = atoi(optarg); break;
  91       case 'b': set_blen = atoi(optarg); break;
  92       case 't': set_btime = atoi(optarg); break;
  93       case 's': set_switch = 1; break;
  94       case 'q': show_all = 0; break;
  95       default: usage();
  96       }
  97     }
  98
  99   fd = open(file, O_RDONLY);
 100   if ( fd == FAIL )
 101     err(1, "%s", file);
 102
 103   if (set_switch != 0)
 104     {
 105       if(ioctl(fd, GSC_SRESSW) == FAIL)
 106           err(1, "GSC_SRESSW");
 107     }
 108
 109   if (set_dpi != 0)
 110     {
 111       if(ioctl(fd, GSC_SRES, &set_dpi) == FAIL)
 112           err(1, "GSC_SRES");
 113     }
 114
 115   if (set_width != 0)
 116     {
 117       if(ioctl(fd, GSC_SWIDTH, &set_width) == FAIL)
 118           err(1, "GSC_SWIDTH");
 119     }
 120
 121   if (set_height != 0)
 122     {
 123       if(ioctl(fd, GSC_SHEIGHT, &set_height) == FAIL)
 124           err(1, "GSC_SHEIGHT");
 125     }
 126
 127   if (set_blen != 0)
 128     {
 129       if(ioctl(fd, GSC_SBLEN, &set_blen) == FAIL)
 130           err(1, "GSC_SBLEN");
 131     }
 132
 133   if (set_btime != 0)
 134     {
 135       if(ioctl(fd, GSC_SBTIME, &set_btime) == FAIL)
 136           err(1, "GSC_SBTIME");
 137     }
 138
 139   if (show_all != 0)
 140     {
 141       if(ioctl(fd, GSC_GRES,  &show_dpi) == FAIL)
 142           err(1, "GSC_GRES");
 143       if(ioctl(fd, GSC_GWIDTH,  &show_width) == FAIL)
 144           err(1, "GSC_GWIDTH");
 145       if(ioctl(fd, GSC_GHEIGHT,  &show_height) == FAIL)
 146           err(1, "GSC_GHEIGHT");
 147       if(ioctl(fd, GSC_GBLEN, &show_blen) == FAIL)
 148           err(1, "GSC_GBLEN");
 149       if(ioctl(fd, GSC_GBTIME, &show_btime) == FAIL)
 150           err(1, "GSC_GBTIME");
 151
 152       printf("%s:\n", file);
 153       printf("resolution\t %d dpi\n", show_dpi);
 154       printf("width\t\t %d\n", show_width);
 155       printf("height\t\t %d\n",show_height);
 156       printf("buffer length\t %d\n", show_blen);
 157       printf("buffer timeout\t %d\n", show_btime);
 158     }
 159
 160   return 0;
 161 }