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/*
Copyright (C) 2002-2009 Karl J. Runge <runge@karlrunge.com>
All rights reserved.
This file is part of x11vnc.
x11vnc is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or (at
your option) any later version.
x11vnc is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with x11vnc; if not, write to the Free Software
Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA
or see <http://www.gnu.org/licenses/>.
In addition, as a special exception, Karl J. Runge
gives permission to link the code of its release of x11vnc with the
OpenSSL project's "OpenSSL" library (or with modified versions of it
that use the same license as the "OpenSSL" library), and distribute
the linked executables. You must obey the GNU General Public License
in all respects for all of the code used other than "OpenSSL". If you
modify this file, you may extend this exception to your version of the
file, but you are not obligated to do so. If you do not wish to do
so, delete this exception statement from your version.
*/
/* -- x11vnc_defs.c -- */
#include "x11vnc.h"
int overlay_present = 0;
int xrandr_base_event_type = 0;
int xfixes_base_event_type = 0;
int xtest_base_event_type = 0;
#if LIBVNCSERVER_HAVE_LIBXTRAP
XETC *trap_ctx = NULL;
#endif
int xtrap_base_event_type = 0;
int xdamage_base_event_type = 0;
/* date +'lastmod: %Y-%m-%d' */
char lastmod[] = "0.9.9 lastmod: 2009-12-17";
/* X display info */
Display *dpy = NULL; /* the single display screen we connect to */
int scr = 0;
char *xauth_raw_data = NULL;
int xauth_raw_len = 0;
Window window = None, rootwin = None; /* polled window, root window (usu. same) */
Visual *default_visual = NULL; /* the default visual (unless -visual) */
int bpp = 0, depth = 0;
int indexed_color = 0;
int dpy_x = 0, dpy_y = 0; /* size of display */
int fb_x = 0, fb_y = 0, fb_b = 0; /* fb size and bpp guesses at display */
int off_x, off_y; /* offsets for -sid */
int wdpy_x, wdpy_y; /* for actual sizes in case of -clip */
int cdpy_x, cdpy_y, coff_x, coff_y; /* the -clip params */
int button_mask = 0; /* button state and info */
int button_mask_prev = 0;
int num_buttons = -1;
long xselectinput_rootwin = 0;
unsigned int display_button_mask = 0;
unsigned int display_mod_mask = 0;
/* image structures */
XImage *scanline = NULL;
XImage *fullscreen = NULL;
XImage **tile_row = NULL; /* for all possible row runs */
XImage *snaprect = NULL; /* for XShmGetImage (fs_factor) */
XImage *snap = NULL; /* the full snap fb */
XImage *raw_fb_image = NULL; /* the raw fb */
/* corresponding shm structures */
XShmSegmentInfo scanline_shm;
XShmSegmentInfo fullscreen_shm;
XShmSegmentInfo *tile_row_shm; /* for all possible row runs */
XShmSegmentInfo snaprect_shm;
/* rfb screen info */
rfbScreenInfoPtr screen = NULL;
char *rfb_desktop_name = NULL;
char *http_dir = NULL;
char vnc_desktop_name[256];
char *main_fb = NULL; /* our copy of the X11 fb */
char *rfb_fb = NULL; /* same as main_fb unless transformation */
char *fake_fb = NULL; /* used under -padgeom */
char *snap_fb = NULL; /* used under -snapfb */
char *cmap8to24_fb = NULL; /* used under -8to24 */
char *rot_fb = NULL;
char *raw_fb = NULL; /* when used should be main_fb */
char *raw_fb_addr = NULL;
int raw_fb_offset = 0;
int raw_fb_shm = 0;
int raw_fb_mmap = 0;
int raw_fb_seek = 0;
int raw_fb_fd = -1;
int raw_fb_back_to_X = 0; /* kludge for testing rawfb -> X */
int raw_fb_native_bpp = 0;
int raw_fb_expand_bytes = 1;
unsigned long raw_fb_native_red_mask = 0, raw_fb_native_green_mask = 0, raw_fb_native_blue_mask = 0;
unsigned short raw_fb_native_red_max = 0, raw_fb_native_green_max = 0, raw_fb_native_blue_max = 0;
unsigned short raw_fb_native_red_shift = 0, raw_fb_native_green_shift = 0, raw_fb_native_blue_shift = 0;
int rfb_bytes_per_line = 0;
int main_bytes_per_line = 0;
int rot_bytes_per_line = 0;
unsigned long main_red_mask = 0, main_green_mask = 0, main_blue_mask = 0;
unsigned short main_red_max = 0, main_green_max = 0, main_blue_max = 0;
unsigned short main_red_shift = 0, main_green_shift = 0, main_blue_shift = 0;
int raw_fb_bytes_per_line = 0;
/* scaling parameters */
char *scale_str = NULL;
double scale_fac_x = 1.0;
double scale_fac_y = 1.0;
int scaling = 0;
int scaling_blend = 1; /* for no blending option (very course) */
int scaling_nomult4 = 0; /* do not require width = n * 4 */
int scaling_pad = 0; /* pad out scaled sizes to fit denominator */
int scaling_interpolate = 0; /* use interpolation scheme when shrinking */
int scaled_x = 0, scaled_y = 0; /* dimensions of scaled display */
int scale_numer = 0, scale_denom = 0; /* n/m */
char *rotating_str = NULL;
int rotating = 0;
int rotating_same = 0;
int rotating_cursors = 0;
/* scale cursor */
char *scale_cursor_str = NULL;
double scale_cursor_fac_x = 1.0;
double scale_cursor_fac_y = 1.0;
int scaling_cursor = 0;
int scaling_cursor_blend = 1;
int scaling_cursor_interpolate = 0;
int scale_cursor_numer = 0, scale_cursor_denom = 0;
/* size of the basic tile unit that is polled for changes: */
int tile_x = 32;
int tile_y = 32;
int ntiles, ntiles_x = 0, ntiles_y = 0;
/* arrays that indicate changed or checked tiles. */
unsigned char *tile_has_diff = NULL, *tile_tried = NULL, *tile_copied = NULL;
unsigned char *tile_has_xdamage_diff = NULL, *tile_row_has_xdamage_diff = NULL;
/* times of recent events */
time_t last_event = 0, last_input = 0, last_client = 0, last_open_xdisplay = 0;
time_t last_local_input = 0;
time_t last_keyboard_input = 0, last_pointer_input = 0;
time_t last_fb_bytes_sent = 0;
double last_keyboard_time = 0.0;
double last_pointer_time = 0.0;
double last_pointer_click_time = 0.0;
double last_pointer_motion_time = 0.0;
double last_key_to_button_remap_time = 0.0;
double last_copyrect = 0.0;
double last_copyrect_fix = 0.0;
double last_wireframe = 0.0;
double servertime_diff = 0.0;
double x11vnc_start = 0.0;
double x11vnc_current = 0.0;
double g_now = 0.0;
double last_get_wm_frame_time = 0.0;
Window last_get_wm_frame = None;
double last_bs_restore = 0.0;
double last_su_restore = 0.0;
double last_bs_save = 0.0;
double last_su_save = 0.0;
int hack_val = 0;
/* last client to move pointer */
rfbClientPtr last_pointer_client = NULL;
rfbClientPtr latest_client = NULL;
double last_client_gone = 0.0;
double last_new_client = 0.0;
int waited_for_client = 0;
int findcreatedisplay = 0;
char *terminal_services_daemon = NULL;
int client_count = 0;
int clients_served = 0;
int client_normal_count = 0;
/* more transient kludge variables: */
int cursor_x = 0, cursor_y = 0; /* x and y from the viewer(s) */
int button_change_x = 0, button_change_y = 0;
int got_user_input = 0;
int got_pointer_input = 0;
int got_local_pointer_input = 0;
int got_pointer_calls = 0;
int got_keyboard_input = 0;
int got_keyboard_calls = 0;
int urgent_update = 0;
int last_keyboard_keycode = 0;
rfbBool last_rfb_down = FALSE;
rfbBool last_rfb_key_accepted = FALSE;
rfbKeySym last_rfb_keysym = 0;
double last_rfb_keytime = 0.0;
double last_rfb_key_injected = 0.0;
double last_rfb_ptr_injected = 0.0;
int fb_copy_in_progress = 0;
int drag_in_progress = 0;
int shut_down = 0;
int do_copy_screen = 0;
time_t damage_time = 0;
int damage_delay = 0;
int program_pid = 0;
char *program_name = NULL;
char *program_cmdline = NULL;
struct utsname UT;
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