| 1 | /* |
| 2 | * Copyright (c) 2009, Oracle and/or its affiliates. All rights reserved. |
| 3 | * |
| 4 | * Permission is hereby granted, free of charge, to any person obtaining a |
| 5 | * copy of this software and associated documentation files (the "Software"), |
| 6 | * to deal in the Software without restriction, including without limitation |
| 7 | * the rights to use, copy, modify, merge, publish, distribute, sublicense, |
| 8 | * and/or sell copies of the Software, and to permit persons to whom the |
| 9 | * Software is furnished to do so, subject to the following conditions: |
| 10 | * |
| 11 | * The above copyright notice and this permission notice (including the next |
| 12 | * paragraph) shall be included in all copies or substantial portions of the |
| 13 | * Software. |
| 14 | * |
| 15 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
| 16 | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
| 17 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL |
| 18 | * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER |
| 19 | * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING |
| 20 | * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER |
| 21 | * DEALINGS IN THE SOFTWARE. |
| 22 | */ |
| 23 | |
| 24 | #ifdef HAVE_XORG_CONFIG_H |
| 25 | #include <xorg-config.h> |
| 26 | #endif |
| 27 | |
| 28 | #include <X11/X.h> |
| 29 | |
| 30 | #include "xf86.h" |
| 31 | #include "xf86Priv.h" |
| 32 | #include "xf86_OSlib.h" |
| 33 | |
| 34 | #include <door.h> |
| 35 | #include <sys/vtdaemon.h> |
| 36 | |
| 37 | /* |
| 38 | * Handle the VT-switching interface for Solaris/OpenSolaris |
| 39 | */ |
| 40 | |
| 41 | static int xf86VTPruneDoor = 0; |
| 42 | |
| 43 | void |
| 44 | xf86VTRelease(int sig) |
| 45 | { |
| 46 | if (xf86Info.vtPendingNum == -1) { |
| 47 | xf86VTPruneDoor = 1; |
| 48 | xf86Info.vtRequestsPending = TRUE; |
| 49 | return; |
| 50 | } |
| 51 | |
| 52 | ioctl(xf86Info.consoleFd, VT_RELDISP, 1); |
| 53 | xf86Info.vtPendingNum = -1; |
| 54 | |
| 55 | return; |
| 56 | } |
| 57 | |
| 58 | void |
| 59 | xf86VTAcquire(int sig) |
| 60 | { |
| 61 | xf86Info.vtRequestsPending = TRUE; |
| 62 | return; |
| 63 | } |
| 64 | |
| 65 | Bool |
| 66 | xf86VTSwitchPending(void) |
| 67 | { |
| 68 | return xf86Info.vtRequestsPending ? TRUE : FALSE; |
| 69 | } |
| 70 | |
| 71 | Bool |
| 72 | xf86VTSwitchAway(void) |
| 73 | { |
| 74 | int door_fd; |
| 75 | vt_cmd_arg_t vt_door_arg; |
| 76 | door_arg_t door_arg; |
| 77 | |
| 78 | xf86Info.vtRequestsPending = FALSE; |
| 79 | |
| 80 | if (xf86VTPruneDoor) { |
| 81 | xf86VTPruneDoor = 0; |
| 82 | ioctl(xf86Info.consoleFd, VT_RELDISP, 1); |
| 83 | return TRUE; |
| 84 | } |
| 85 | |
| 86 | vt_door_arg.vt_ev = VT_EV_HOTKEYS; |
| 87 | vt_door_arg.vt_num = xf86Info.vtPendingNum; |
| 88 | door_arg.data_ptr = (char *) &vt_door_arg; |
| 89 | door_arg.data_size = sizeof(vt_cmd_arg_t); |
| 90 | door_arg.rbuf = NULL; |
| 91 | door_arg.rsize = 0; |
| 92 | door_arg.desc_ptr = NULL; |
| 93 | door_arg.desc_num = 0; |
| 94 | |
| 95 | if ((door_fd = open(VT_DAEMON_DOOR_FILE, O_RDONLY)) < 0) |
| 96 | return FALSE; |
| 97 | |
| 98 | if (door_call(door_fd, &door_arg) != 0) { |
| 99 | close(door_fd); |
| 100 | return FALSE; |
| 101 | } |
| 102 | |
| 103 | close(door_fd); |
| 104 | return TRUE; |
| 105 | } |
| 106 | |
| 107 | Bool |
| 108 | xf86VTSwitchTo(void) |
| 109 | { |
| 110 | xf86Info.vtRequestsPending = FALSE; |
| 111 | if (ioctl(xf86Info.consoleFd, VT_RELDISP, VT_ACKACQ) < 0) { |
| 112 | return FALSE; |
| 113 | } |
| 114 | else { |
| 115 | return TRUE; |
| 116 | } |
| 117 | } |
| 118 | |
| 119 | Bool |
| 120 | xf86VTActivate(int vtno) |
| 121 | { |
| 122 | struct vt_stat state; |
| 123 | |
| 124 | if (ioctl(xf86Info.consoleFd, VT_GETSTATE, &state) < 0) |
| 125 | return FALSE; |
| 126 | |
| 127 | if ((state.v_state & (1 << vtno)) == 0) |
| 128 | return FALSE; |
| 129 | |
| 130 | xf86Info.vtRequestsPending = TRUE; |
| 131 | xf86Info.vtPendingNum = vtno; |
| 132 | |
| 133 | return TRUE; |
| 134 | } |