The Design and Implementation of the FreeBSD Operating System, Second Edition
Now available: The Design and Implementation of the FreeBSD Operating System (Second Edition)


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FreeBSD/Linux Kernel Cross Reference
sys/teken/teken_subr_compat.h

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    1 /*-
    2  * Copyright (c) 2008-2009 Ed Schouten <ed@FreeBSD.org>
    3  * All rights reserved.
    4  *
    5  * Redistribution and use in source and binary forms, with or without
    6  * modification, are permitted provided that the following conditions
    7  * are met:
    8  * 1. Redistributions of source code must retain the above copyright
    9  *    notice, this list of conditions and the following disclaimer.
   10  * 2. Redistributions in binary form must reproduce the above copyright
   11  *    notice, this list of conditions and the following disclaimer in the
   12  *    documentation and/or other materials provided with the distribution.
   13  *
   14  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
   15  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
   16  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
   17  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
   18  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
   19  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
   20  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
   21  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
   22  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
   23  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
   24  * SUCH DAMAGE.
   25  *
   26  * $FreeBSD: releng/11.2/sys/teken/teken_subr_compat.h 330916 2018-03-14 07:47:26Z eadler $
   27  */
   28 
   29 static void
   30 teken_subr_cons25_set_cursor_type(teken_t *t, unsigned int type)
   31 {
   32 
   33         teken_funcs_param(t, TP_SHOWCURSOR, type != 1);
   34 }
   35 
   36 static const teken_color_t cons25_colors[8] = { TC_BLACK, TC_BLUE,
   37     TC_GREEN, TC_CYAN, TC_RED, TC_MAGENTA, TC_BROWN, TC_WHITE };
   38 
   39 static void
   40 teken_subr_cons25_set_adapter_background(teken_t *t, unsigned int c)
   41 {
   42 
   43         t->t_defattr.ta_bgcolor = cons25_colors[c % 8] | (c & 8);
   44         t->t_curattr.ta_bgcolor = cons25_colors[c % 8] | (c & 8);
   45 }
   46 
   47 static void
   48 teken_subr_cons25_set_adapter_foreground(teken_t *t, unsigned int c)
   49 {
   50 
   51         t->t_defattr.ta_fgcolor = cons25_colors[c % 8] | (c & 8);
   52         t->t_curattr.ta_fgcolor = cons25_colors[c % 8] | (c & 8);
   53 }
   54 
   55 static const teken_color_t cons25_revcolors[8] = { 0, 4, 2, 6, 1, 5, 3, 7 };
   56 
   57 void
   58 teken_get_defattr_cons25(teken_t *t, int *fg, int *bg)
   59 {
   60 
   61         *fg = cons25_revcolors[teken_256to8(t->t_defattr.ta_fgcolor)];
   62         if (t->t_defattr.ta_format & TF_BOLD)
   63                 *fg += 8;
   64         *bg = cons25_revcolors[teken_256to8(t->t_defattr.ta_bgcolor)];
   65 }
   66 
   67 static void
   68 teken_subr_cons25_switch_virtual_terminal(teken_t *t, unsigned int vt)
   69 {
   70 
   71         teken_funcs_param(t, TP_SWITCHVT, vt);
   72 }
   73 
   74 static void
   75 teken_subr_cons25_set_bell_pitch_duration(teken_t *t, unsigned int pitch,
   76     unsigned int duration)
   77 {
   78 
   79         teken_funcs_param(t, TP_SETBELLPD, (pitch << 16) |
   80             (duration & 0xffff));
   81 }
   82 
   83 static void
   84 teken_subr_cons25_set_graphic_rendition(teken_t *t, unsigned int cmd,
   85     unsigned int param __unused)
   86 {
   87 
   88         switch (cmd) {
   89         case 0: /* Reset. */
   90                 t->t_curattr = t->t_defattr;
   91                 break;
   92         default:
   93                 teken_printf("unsupported attribute %u\n", cmd);
   94         }
   95 }
   96 
   97 static void
   98 teken_subr_cons25_set_terminal_mode(teken_t *t, unsigned int mode)
   99 {
  100 
  101         switch (mode) {
  102         case 0: /* Switch terminal to xterm. */
  103                 t->t_stateflags &= ~TS_CONS25;
  104                 break;
  105         case 1: /* Switch terminal to cons25. */
  106                 t->t_stateflags |= TS_CONS25;
  107                 break;
  108         }
  109 }
  110 
  111 #if 0
  112 static void
  113 teken_subr_vt52_decid(teken_t *t)
  114 {
  115         const char response[] = "\x1B/Z";
  116 
  117         teken_funcs_respond(t, response, sizeof response - 1);
  118 }
  119 #endif

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