6/usr.sbin/pcvt/ispcvt/ispcvt.c

   1 /*
   2  * Copyright (c) 1992, 2000 Hellmuth Michaelis
   3  *
   4  * 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  *
  15  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
  16  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
  17  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
  18  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
  19  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
  20  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  21  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  22  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  23  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
  24  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  25  *
  26  */
  27
  28 /*---------------------------------------------------------------------------*
  29  *
  30  *      ispcvt - check for pcvt driver running and its options
  31  *      ------------------------------------------------------
  32  *
  33  *      Last Edit-Date: [Fri Mar 31 10:24:43 2000]
  34  *
  35  * $FreeBSD$
  36  *
  37  *---------------------------------------------------------------------------*/
  38
  39 #include <stdio.h>
  40 #include <err.h>
  41 #include <fcntl.h>
  42 #include <unistd.h>
  43 #include <machine/pcvt_ioctl.h>
  44
  45 #define DEFAULTFD 0
  46
  47 main(argc,argv)
  48 int argc;
  49 char *argv[];
  50 {
  51         struct pcvtid pcvtid;
  52         struct pcvtinfo pcvtinfo;
  53         int c;
  54         char *p;
  55         int verbose = 0;
  56         int config = 0;
  57         int dflag = 0;
  58         int n_screens = 0;
  59         int fd;
  60         char *device;
  61
  62         while( (c = getopt(argc, argv, "cd:nv")) != -1)
  63         {
  64                 switch(c)
  65                 {
  66                         case 'c':
  67                                 config = 1;
  68                                 break;
  69
  70                         case 'd':
  71                                 device = optarg;
  72                                 dflag = 1;
  73                                 break;
  74
  75                         case 'n':
  76                                 n_screens = 1;
  77                                 break;
  78
  79                         case 'v':
  80                                 verbose = 1;
  81                                 break;
  82
  83                         case '?':
  84                         default:
  85                                 usage();
  86                                 break;
  87                 }
  88         }
  89
  90         if(dflag)
  91         {
  92                 if((fd = open(device, O_RDWR)) == -1)
  93                 {
  94                         if(verbose)
  95                                 warn("ERROR opening %s", device);
  96                         exit(1);
  97                 }
  98         }
  99         else
 100         {
 101                 fd = DEFAULTFD;
 102         }
 103
 104         if(ioctl(fd, VGAPCVTID, &pcvtid) == -1)
 105         {
 106                 if(verbose)
 107                         warn("ioctl VGAPCVTID failed, error");
 108                 exit(1);
 109         }
 110
 111         if(!strcmp(pcvtid.name, PCVTIDNAME))
 112         {
 113                 if(pcvtid.rmajor == PCVTIDMAJOR)
 114                 {
 115                         if(pcvtid.rminor != PCVTIDMINOR)
 116                         {
 117                                 if(verbose)
 118                                         warnx("minor revision: expected %d, got %d", PCVTIDMINOR, pcvtid.rminor);
 119                                 exit(4);        /* minor revision mismatch */
 120                         }
 121                 }
 122                 else
 123                 {
 124                         if(verbose)
 125                                 warnx("major revision: expected %d, got %d", PCVTIDMAJOR, pcvtid.rmajor);
 126                         exit(3);        /* major revision mismatch */
 127                 }
 128         }
 129         else
 130         {
 131                 if(verbose)
 132                         warnx("name check: expected %s, got %s", PCVTIDNAME, pcvtid.name);
 133                 exit(2);        /* name mismatch */
 134         }
 135
 136         if(verbose)
 137         {
 138                 warnx("\nkernel and utils match, driver name [%s], release [%1.1d.%02.2d]\n",
 139                           pcvtid.name, pcvtid.rmajor, pcvtid.rminor);
 140         }
 141
 142         if(config == 0 && n_screens == 0)
 143                 exit(0);
 144
 145         if(ioctl(fd, VGAPCVTINFO, &pcvtinfo) == -1)
 146         {
 147                 if(verbose)
 148                         warn("ioctl VGAPCVTINFO failed, error");
 149                 exit(1);
 150         }
 151
 152         if(n_screens)
 153         {
 154                 printf("%d", pcvtinfo.nscreens);
 155                 exit(0);
 156         }
 157
 158         if(verbose)
 159         {
 160                 fprintf(stderr,"PCVT_NSCREENS        = %u\t\t", pcvtinfo.nscreens);
 161                 fprintf(stderr,"PCVT_UPDATEFAST      = %u\n", pcvtinfo.updatefast);
 162                 fprintf(stderr,"PCVT_UPDATESLOW      = %u\t\t", pcvtinfo.updateslow);
 163                 fprintf(stderr,"PCVT_SYSBEEPF        = %u\n", pcvtinfo.sysbeepf);
 164                 fprintf(stderr,"PCVT_PCBURST         = %u\t\t", pcvtinfo.pcburst);
 165                 fprintf(stderr,"PCVT_KBD_FIFO_SZ     = %u\n\n", pcvtinfo.kbd_fifo_sz);
 166
 167                 /* config booleans */
 168
 169                 fprintf(stderr,"PCVT_132GENERIC      = %s",
 170                         (pcvtinfo.compile_opts & CONF_132GENERIC) ? "ON" : "OFF");
 171                 next();
 172                 fprintf(stderr,"PCVT_24LINESDEF      = %s",
 173                         (pcvtinfo.compile_opts & CONF_24LINESDEF) ? "ON" : "OFF");
 174                 next();
 175                 fprintf(stderr,"PCVT_CTRL_ALT_DEL    = %s",
 176                         (pcvtinfo.compile_opts & CONF_CTRL_ALT_DEL) ? "ON" : "OFF");
 177                 next();
 178                 fprintf(stderr,"PCVT_INHIBIT_NUMLOCK = %s",
 179                         (pcvtinfo.compile_opts & CONF_INHIBIT_NUMLOCK) ? "ON" : "OFF");
 180                 next();
 181                 fprintf(stderr,"PCVT_META_ESC        = %s",
 182                         (pcvtinfo.compile_opts & CONF_META_ESC) ? "ON" : "OFF");
 183                 next();
 184                 fprintf(stderr,"PCVT_NO_LED_UPDATE   = %s",
 185                         (pcvtinfo.compile_opts & CONF_NO_LED_UPDATE) ? "ON" : "OFF");
 186                 next();
 187                 fprintf(stderr,"PCVT_NULLCHARS       = %s",
 188                         (pcvtinfo.compile_opts & CONF_NULLCHARS) ? "ON" : "OFF");
 189                 next();
 190                 fprintf(stderr,"PCVT_PRETTYSCRNS     = %s",
 191                         (pcvtinfo.compile_opts & CONF_PRETTYSCRNS) ? "ON" : "OFF");
 192                 next();
 193                 fprintf(stderr,"PCVT_SCREENSAVER     = %s",
 194                         (pcvtinfo.compile_opts & CONF_SCREENSAVER) ? "ON" : "OFF");
 195                 next();
 196                 fprintf(stderr,"PCVT_SETCOLOR        = %s",
 197                         (pcvtinfo.compile_opts & CONF_SETCOLOR) ? "ON" : "OFF");
 198                 next();
 199                 fprintf(stderr,"PCVT_SHOWKEYS        = %s",
 200                         (pcvtinfo.compile_opts & CONF_SHOWKEYS) ? "ON" : "OFF");
 201                 next();
 202                 fprintf(stderr,"PCVT_SLOW_INTERRUPT  = %s",
 203                         (pcvtinfo.compile_opts & CONF_SLOW_INTERRUPT) ? "ON" : "OFF");
 204                 next();
 205                 fprintf(stderr,"PCVT_USEKBDSEC       = %s",
 206                         (pcvtinfo.compile_opts & CONF_USEKBDSEC) ? "ON" : "OFF");
 207                 next();
 208                 fprintf(stderr,"PCVT_VT220KEYB       = %s",
 209                         ((u_int)pcvtinfo.compile_opts & (u_int)CONF_VT220KEYB) ? "ON" : "OFF");
 210                 next();
 211                 fprintf(stderr,"XSERVER              = %s",
 212                         (pcvtinfo.compile_opts & CONF_XSERVER) ? "ON" : "OFF");
 213
 214                 next();
 215                 fprintf(stderr,"PCVT_GREENSAVER      = %s",
 216                         (pcvtinfo.compile_opts & CONF_GREENSAVER) ? "ON" : "OFF");
 217
 218                 fprintf(stderr,"\n\n");
 219         }
 220         else /* !verbose */
 221         {
 222                 fprintf(stderr,"PCVT_NSCREENS    = %u\n", pcvtinfo.nscreens);
 223                 fprintf(stderr,"PCVT_UPDATEFAST  = %u\n", pcvtinfo.updatefast);
 224                 fprintf(stderr,"PCVT_UPDATESLOW  = %u\n", pcvtinfo.updateslow);
 225                 fprintf(stderr,"PCVT_SYSBEEPF    = %u\n", pcvtinfo.sysbeepf);
 226                 fprintf(stderr,"Compile options  = 0x%08X\n", pcvtinfo.compile_opts);
 227         }
 228 }
 229
 230 usage()
 231 {
 232         fprintf(stderr,"\nispcvt - verify current video driver is the pcvt-driver\n");
 233         fprintf(stderr,"  usage: ispcvt [-c] [-d device] [-n] [-v]\n");
 234         fprintf(stderr,"options: -c         print compile time configuration\n");
 235         fprintf(stderr,"         -d <name>  use devicefile <name>\n");
 236         fprintf(stderr,"         -n         print number of virtual screens (to stdout)\n");
 237         fprintf(stderr,"         -v         be verbose\n\n");
 238         exit(5);
 239 }
 240
 241 next()
 242 {
 243         static int i = 0;
 244
 245         fprintf(stderr, "%s", (i == 0) ? "\t\t" : "\n");
 246
 247         i = ~i;
 248 }
 249
 250 /* EOF */