4.3BSD - /usr/src/new/X/libsun/util.c

   1: #ifndef lint
   2: static char *rcsid_util_c = "$Header: util.c,v 10.2 86/02/01 16:21:36 tony Rel $";
   3: #endif	lint
   4: #ifdef  sun
   5: /*
   6:  * The Sun X drivers are a product of Sun Microsystems, Inc. and are provided
   7:  * for unrestricted use provided that this legend is included on all tape
   8:  * media and as a part of the software program in whole or part.  Users
   9:  * may copy or modify these drivers without charge, but are not authorized
  10:  * to license or distribute them to anyone else except as part of a product or
  11:  * program developed by the user.
  12:  *
  13:  * THE SUN X DRIVERS ARE PROVIDED AS IS WITH NO WARRANTIES OF ANY KIND
  14:  * INCLUDING THE WARRANTIES OF DESIGN, MERCHANTIBILITY AND FITNESS FOR A
  15:  * PARTICULAR PURPOSE, OR ARISING FROM A COURSE OF DEALING, USAGE OR TRADE
  16:  * PRACTICE.
  17:  *
  18:  * The Sun X Drivers are provided with no support and without any obligation
  19:  * on the part of Sun Microsystems, Inc. to assist in their use, correction,
  20:  * modification or enhancement.
  21:  *
  22:  * SUN MICROSYSTEMS, INC. SHALL HAVE NO LIABILITY WITH RESPECT TO THE
  23:  * INFRINGEMENT OF COPYRIGHTS, TRADE SECRETS OR ANY PATENTS BY THE SUN X
  24:  * DRIVERS OR ANY PART THEREOF.
  25:  *
  26:  * In no event will Sun Microsystems, Inc. be liable for any lost revenue
  27:  * or profits or other special, indirect and consequential damages, even if
  28:  * Sun has been advised of the possibility of such damages.
  29:  *
  30:  * Sun Microsystems, Inc.
  31:  * 2550 Garcia Avenue
  32:  * Mountain View, California  94043
  33:  */
  34: 
  35: #ifndef lint
  36: static char sccsid[] = "@(#)util.c 2.1 86/01/28 Copyright 1986 Sun Micro";
  37: #endif
  38: 
  39: /*-
  40:  * Copyright (c) 1986 by Sun Microsystems,  Inc.
  41:  */
  42: 
  43: /* util.c		Various utilities
  44:  *
  45:  *	SoundBell	Generate audible bell
  46:  *	SetKeyClick	Control key click
  47:  *	SetAutoRepeat	Control auto repeat
  48:  *	SetLockLED	Control Lock LED
  49:  *	SetVideo	Disable/enable video
  50:  *	QueryShape	Determine shapes
  51:  *	ResolveColors	does nothing
  52:  *	StoreColors	does nothing
  53:  */
  54: 
  55: /*
  56:  *	ToDo:
  57:  *		Implement SetVideo
  58:  *		Implement SoundBell(!)
  59:  */
  60: 
  61: #include "Xsun.h"
  62: 
  63: extern int vsdev;
  64: 
  65: /* Sound bell, volume between 0 (quiet) and 7 (loud) */
  66: 
  67: SoundBell (volume)
  68:     int volume;
  69: {
  70:     return (0);
  71: }
  72: 
  73: /* Set key click, volume between -1 (default), 0 (off) and 8 (loud) */
  74: 
  75: SetKeyClick (volume)
  76:     int volume;
  77: {
  78:     return (0);
  79: }
  80: 
  81: /* Set autorepeat */
  82: 
  83: SetAutoRepeat (onoff)
  84:     int onoff;
  85: {
  86:     return (0);
  87: }
  88: 
  89: int SetVideo(onoff)
  90:     int onoff;
  91: {
  92:     return(0);
  93: }
  94: 
  95: QueryShape (shape, width, height)
  96:     int shape;
  97:     short *width, *height;
  98: {
  99:     /* Cursors & tiles unrestricted */
 100: }
 101: 
 102: SetLockLED (onoff)
 103:     int onoff;
 104: {
 105:     return (0);
 106: }
 107: 
 108: ResolveColor (red, green, blue)
 109:     unsigned short *red, *green, *blue;
 110: {
 111:     *red &= ~0377;
 112:     *green &= ~0377;
 113:     *blue &= ~0377;
 114: }
 115: 
 116: StoreColors (count, entries)
 117:     int count;
 118:     ColorDef *entries;
 119: 
 120: {
 121:     /* XXX - should keep interal shadow of color map and rewrite whole */
 122:     extern struct pixrect *PixRect;
 123:     while (count--) {
 124:     u_char r, g, b;
 125: 
 126:     r = (u_char) (entries->red>>8);
 127:     g = (u_char) (entries->green>>8);
 128:     b = (u_char) (entries->blue>>8);
 129:     pr_putcolormap(PixRect, entries->pixel, 1, &r, &g, &b);
 130:     entries++;
 131:     }
 132: }
 133: 
 134: extern u_char InvPix[];
 135: 
 136: InvertPixelOrder(p, n)
 137:     register unsigned short *p;
 138:     register int n;
 139: {
 140:     for (; n--; p++) {
 141:         register unsigned short l = (*p & 0xff), h = (*p >> 8)&0xff;
 142:         unsigned short         old = *p;
 143: 
 144:         *p = (unsigned short) ((InvPix[l] << 8) | InvPix[h]);
 145:     }
 146: }
 147: #endif	sun

Defined functions

Defined variables