at_scancode.c   [plain text]

/* $XFree86: xc/programs/Xserver/hw/xfree86/os-support/shared/at_scancode.c,v 1.5 2004/02/13 23:58:48 dawes Exp $ */
/*
 * Copyright (c) 2002-2003 by The XFree86 Project, Inc.
 * All rights reserved.
 *
 * Permission is hereby granted, free of charge, to any person obtaining
 * a copy of this software and associated documentation files (the
 * "Software"), to deal in the Software without restriction, including
 * without limitation the rights to use, copy, modify, merge, publish,
 * distribute, sublicense, and/or sell copies of the Software, and to
 * permit persons to whom the Software is furnished to do so, subject
 * to the following conditions:
 *
 *   1.  Redistributions of source code must retain the above copyright
 *       notice, this list of conditions, and the following disclaimer.
 *
 *   2.  Redistributions in binary form must reproduce the above copyright
 *       notice, this list of conditions and the following disclaimer
 *       in the documentation and/or other materials provided with the
 *       distribution, and in the same place and form as other copyright,
 *       license and disclaimer information.
 *
 *   3.  The end-user documentation included with the redistribution,
 *       if any, must include the following acknowledgment: "This product
 *       includes software developed by The XFree86 Project, Inc
 *       (http://www.xfree86.org/) and its contributors", in the same
 *       place and form as other third-party acknowledgments.  Alternately,
 *       this acknowledgment may appear in the software itself, in the
 *       same form and location as other such third-party acknowledgments.
 *
 *   4.  Except as contained in this notice, the name of The XFree86
 *       Project, Inc shall not be used in advertising or otherwise to
 *       promote the sale, use or other dealings in this Software without
 *       prior written authorization from The XFree86 Project, Inc.
 *
 * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED
 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
 * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
 * IN NO EVENT SHALL THE XFREE86 PROJECT, INC OR ITS CONTRIBUTORS BE
 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY,
 * OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT
 * OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
 * BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
 * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
 * OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE,
 * EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */

#include "xf86.h"
#include "xf86Xinput.h"
#include "xf86OSKbd.h"
#include "atKeynames.h"

Bool
ATScancode(InputInfoPtr pInfo, int *scanCode)
{
    KbdDevPtr pKbd = (KbdDevPtr) pInfo->private;

    switch (pKbd->scanPrefix) {
       case 0:
          switch (*scanCode) {
             case KEY_Prefix0:
             case KEY_Prefix1:
                  pKbd->scanPrefix = *scanCode;  /* special prefixes */
                  return TRUE;
             case 0x59: *scanCode = KEY_0x59; break;
             case 0x5a: *scanCode = KEY_0x5A; break;
             case 0x5b: *scanCode = KEY_0x5B; break;
             case 0x5c: *scanCode = KEY_KP_Equal; break; /* Keypad Equal */
             case 0x5d: *scanCode = KEY_0x5D; break;
             case 0x5e: *scanCode = KEY_0x5E; break;
             case 0x5f: *scanCode = KEY_0x5F; break;
             case 0x62: *scanCode = KEY_0x62; break;
             case 0x63: *scanCode = KEY_0x63; break;
             case 0x64: *scanCode = KEY_0x64; break;
             case 0x65: *scanCode = KEY_0x65; break;
             case 0x66: *scanCode = KEY_0x66; break;
             case 0x67: *scanCode = KEY_0x67; break;
             case 0x68: *scanCode = KEY_0x68; break;
             case 0x69: *scanCode = KEY_0x69; break;
             case 0x6a: *scanCode = KEY_0x6A; break;
             case 0x6b: *scanCode = KEY_0x6B; break;
             case 0x6c: *scanCode = KEY_0x6C; break;
             case 0x6d: *scanCode = KEY_0x6D; break;
             case 0x6e: *scanCode = KEY_0x6E; break;
             case 0x6f: *scanCode = KEY_0x6F; break;
             case 0x70: *scanCode = KEY_0x70; break;
             case 0x71: *scanCode = KEY_0x71; break;
             case 0x72: *scanCode = KEY_0x72; break;
             case 0x73: *scanCode = KEY_0x73; break;
             case 0x74: *scanCode = KEY_0x74; break;
             case 0x75: *scanCode = KEY_0x75; break;
             case 0x76: *scanCode = KEY_0x76; break;
          }
          break;
       case KEY_Prefix0:
          pKbd->scanPrefix = 0;
          switch (*scanCode) {
            case KEY_KP_7:        *scanCode = KEY_Home;      break;  /* curs home */
            case KEY_KP_8:        *scanCode = KEY_Up;        break;  /* curs up */
            case KEY_KP_9:        *scanCode = KEY_PgUp;      break;  /* curs pgup */
            case KEY_KP_4:        *scanCode = KEY_Left;      break;  /* curs left */
            case KEY_KP_5:        *scanCode = KEY_Begin;     break;  /* curs begin */
            case KEY_KP_6:        *scanCode = KEY_Right;     break;  /* curs right */
            case KEY_KP_1:        *scanCode = KEY_End;       break;  /* curs end */
            case KEY_KP_2:        *scanCode = KEY_Down;      break;  /* curs down */
            case KEY_KP_3:        *scanCode = KEY_PgDown;    break;  /* curs pgdown */
            case KEY_KP_0:        *scanCode = KEY_Insert;    break;  /* curs insert */
            case KEY_KP_Decimal:  *scanCode = KEY_Delete;    break;  /* curs delete */
            case KEY_Enter:       *scanCode = KEY_KP_Enter;  break;  /* keypad enter */
            case KEY_LCtrl:       *scanCode = KEY_RCtrl;     break;  /* right ctrl */
            case KEY_KP_Multiply: *scanCode = KEY_Print;     break;  /* print */
            case KEY_Slash:       *scanCode = KEY_KP_Divide; break;  /* keyp divide */
            case KEY_Alt:         *scanCode = KEY_AltLang;   break;  /* right alt */
            case KEY_ScrollLock:  *scanCode = KEY_Break;     break;  /* curs break */
            case 0x5b:            *scanCode = KEY_LMeta;     break;
            case 0x5c:            *scanCode = KEY_RMeta;     break;
            case 0x5d:            *scanCode = KEY_Menu;      break;
            case KEY_F3:          *scanCode = KEY_F13;       break;
            case KEY_F4:          *scanCode = KEY_F14;       break;
            case KEY_F5:          *scanCode = KEY_F15;       break;
            case KEY_F6:          *scanCode = KEY_F16;       break;
            case KEY_F7:          *scanCode = KEY_F17;       break;
            case KEY_KP_Plus:     *scanCode = KEY_KP_DEC;    break;
            case 0x2A:
            case 0x36:
	         return TRUE;
            default:
                 xf86MsgVerb(X_INFO, 4, "Unreported Prefix0 scancode: 0x%02x\n",
		             *scanCode);
                 *scanCode += 0x78;
          }
       break;
       case KEY_Prefix1: 
            pKbd->scanPrefix = (*scanCode == KEY_LCtrl) ? KEY_LCtrl : 0;
            return TRUE;
       case KEY_LCtrl:
            pKbd->scanPrefix = 0;
            if (*scanCode != KEY_NumLock)
                return TRUE;
            *scanCode = KEY_Pause;       /* pause */
    }
    return FALSE;
}