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xserver/hw/xfree86/os-support/solaris/sun_VTsw.c

135 lines
3.1 KiB
C

/*
* Copyright (c) 2009, Oracle and/or its affiliates. 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:
*
* The above copyright notice and this permission notice (including the next
* paragraph) shall be included in all copies or substantial portions of the
* Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
* DEALINGS IN THE SOFTWARE.
*/
#ifdef HAVE_XORG_CONFIG_H
#include <xorg-config.h>
#endif
#include <X11/X.h>
#include "xf86.h"
#include "xf86Priv.h"
#include "xf86_OSlib.h"
#include <door.h>
#include <sys/vtdaemon.h>
/*
* Handle the VT-switching interface for Solaris/OpenSolaris
*/
static int xf86VTPruneDoor = 0;
void
xf86VTRelease(int sig)
{
if (xf86Info.vtPendingNum == -1) {
xf86VTPruneDoor = 1;
xf86Info.vtRequestsPending = TRUE;
return;
}
ioctl(xf86Info.consoleFd, VT_RELDISP, 1);
xf86Info.vtPendingNum = -1;
return;
}
void
xf86VTAcquire(int sig)
{
xf86Info.vtRequestsPending = TRUE;
return;
}
Bool
xf86VTSwitchPending(void)
{
return xf86Info.vtRequestsPending ? TRUE : FALSE;
}
Bool
xf86VTSwitchAway(void)
{
int door_fd;
vt_cmd_arg_t vt_door_arg;
door_arg_t door_arg;
xf86Info.vtRequestsPending = FALSE;
if (xf86VTPruneDoor) {
xf86VTPruneDoor = 0;
ioctl(xf86Info.consoleFd, VT_RELDISP, 1);
return TRUE;
}
vt_door_arg.vt_ev = VT_EV_HOTKEYS;
vt_door_arg.vt_num = xf86Info.vtPendingNum;
door_arg.data_ptr = (char *) &vt_door_arg;
door_arg.data_size = sizeof(vt_cmd_arg_t);
door_arg.rbuf = NULL;
door_arg.rsize = 0;
door_arg.desc_ptr = NULL;
door_arg.desc_num = 0;
if ((door_fd = open(VT_DAEMON_DOOR_FILE, O_RDONLY)) < 0)
return FALSE;
if (door_call(door_fd, &door_arg) != 0) {
close(door_fd);
return FALSE;
}
close(door_fd);
return TRUE;
}
Bool
xf86VTSwitchTo(void)
{
xf86Info.vtRequestsPending = FALSE;
if (ioctl(xf86Info.consoleFd, VT_RELDISP, VT_ACKACQ) < 0) {
return FALSE;
}
else {
return TRUE;
}
}
Bool
xf86VTActivate(int vtno)
{
struct vt_stat state;
if (ioctl(xf86Info.consoleFd, VT_GETSTATE, &state) < 0)
return FALSE;
if ((state.v_state & (1 << vtno)) == 0)
return FALSE;
xf86Info.vtRequestsPending = TRUE;
xf86Info.vtPendingNum = vtno;
return TRUE;
}