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Annotation of 43BSD/contrib/X/libsun/util.c, revision 1.1

1.1     ! root        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

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