freebsd-skq/lib/libvgl/keyboard.c
Kazutaka YOKOTA 5e7a62b28b Assorted bug fixes.
keyboard.c
- Call tcsetattr() in VGLKeyboardEnd() to restore tty, only when
  tty attributes have been previously saved.
  PR: misc/9524
  Submitted by: Katusyuki 'kei' Maeda (kei@nanet.co.jp)
- Set up the tty raw mode correctly.

main.c
- Restore VESA_800x600 raster text mode correctly in VGLEnd().
  Submitted by: des

text.c
- Allocate the correct size of a font buffer in VGLSetFontFile().
  I forgot the submitter ;-(

simple.c, bitmap.c
- Fix address calculation for the VGA mode X in VGLGetXY() and
  VGLBitmapCopy().
- Fix typo (dsty -> dstx) in __VGLBitmapCopy().

Reviewed by: sos
1999-08-22 03:31:13 +00:00

93 lines
2.6 KiB
C

/*-
* Copyright (c) 1997 Søren Schmidt
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer
* in this position and unchanged.
* 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.
* 3. The name of the author may not be used to endorse or promote products
* derived from this software withough specific prior written permission
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS 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 AUTHOR 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.
*
* $Id: keyboard.c,v 1.1 1997/10/01 20:53:38 sos Exp $
*/
#include <stdio.h>
#include <sys/types.h>
#include <sys/ioctl.h>
#include <termios.h>
#include <sys/time.h>
#include <machine/console.h>
#include "vgl.h"
static struct termios VGLKeyboardTty;
static int VGLKeyboardMode = -1;
int
VGLKeyboardInit(int mode)
{
static struct termios term;
ioctl(0, KDGKBMODE, &VGLKeyboardMode);
tcgetattr(0, &VGLKeyboardTty);
term = VGLKeyboardTty;
cfmakeraw(&term);
term.c_iflag = IGNPAR | IGNBRK;
term.c_oflag = 0;
term.c_cflag = CREAD | CS8;
term.c_lflag &= ~(ICANON | ECHO | ISIG);
term.c_cc[VTIME] = 0;
term.c_cc[VMIN] = 0;
cfsetispeed(&term, 9600);
cfsetospeed(&term, 9600);
tcsetattr(0, TCSANOW, &term);
switch (mode) {
case VGL_RAWKEYS:
ioctl(0, KDSKBMODE, K_RAW);
break;
case VGL_CODEKEYS:
ioctl(0, KDSKBMODE, K_CODE);
break;
case VGL_XLATEKEYS:
ioctl(0, KDSKBMODE, K_XLATE);
break;
}
return 0;
}
void
VGLKeyboardEnd()
{
if (VGLKeyboardMode != -1) {
ioctl(0, KDSKBMODE, VGLKeyboardMode);
tcsetattr(0, TCSANOW, &VGLKeyboardTty);
}
}
int
VGLKeyboardGetCh()
{
unsigned char ch = 0;
read (0, &ch, 1);
return (int)ch;
}