summaryrefslogtreecommitdiffstats
path: root/x11vnc/macosxCGP.c
blob: 230042c45ca2904dd3d913ebd76f2d15f970323c (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
/*
   Copyright (C) 2002-2010 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.
*/

/* -- macosxCGP.c -- */

void macosxCGP_unused(void) {}

#if (defined(__MACH__) && defined(__APPLE__))

#include <ApplicationServices/ApplicationServices.h>
#include <Cocoa/Cocoa.h>
#include <Carbon/Carbon.h>

int macosxCGP_save_dim(void);
int macosxCGP_restore_dim(void);
int macosxCGP_save_sleep(void);
int macosxCGP_restore_sleep(void);
int macosxCGP_init_dimming(void);
int macosxCGP_undim(void);
int macosxCGP_dim_shutdown(void);
void macosxCGP_screensaver_timer_off(void);
void macosxCGP_screensaver_timer_on(void);

#include <IOKit/pwr_mgt/IOPMLib.h>
#include <IOKit/pwr_mgt/IOPM.h>

extern CGDirectDisplayID displayID;

static unsigned long dim_time;
static unsigned long sleep_time;
static int dim_time_saved = 0;
static int sleep_time_saved = 0;
static int initialized = 0;
static mach_port_t master_dev_port;
static io_connect_t power_mgt;

extern int client_count;
extern int macosx_nodimming;
extern int macosx_nosleep;
extern int macosx_noscreensaver;

static EventLoopTimerUPP  sstimerUPP;
static EventLoopTimerRef  sstimer;

void macosxCG_screensaver_timer(EventLoopTimerRef timer, void *data) {
	if (0) fprintf(stderr, "macosxCG_screensaver_timer: %d\n", (int) time(0));
	if (!timer || !data) {}
	if (macosx_nosleep && client_count) {
		if (0) fprintf(stderr, "UpdateSystemActivity: %d\n", (int) time(0));
		UpdateSystemActivity(IdleActivity);
	}
}

void macosxCGP_screensaver_timer_off(void) {
	if (0) fprintf(stderr, "macosxCGP_screensaver_timer_off: %d\n", (int) time(0));
	RemoveEventLoopTimer(sstimer);
	DisposeEventLoopTimerUPP(sstimerUPP);
}

void macosxCGP_screensaver_timer_on(void) {
	if (0) fprintf(stderr, "macosxCGP_screensaver_timer_on: %d\n", (int) time(0));
	sstimerUPP = NewEventLoopTimerUPP(macosxCG_screensaver_timer);
	InstallEventLoopTimer(GetMainEventLoop(), kEventDurationSecond * 30,
	    kEventDurationSecond * 30, sstimerUPP, NULL, &sstimer);
}

int macosxCGP_save_dim(void) {
	if (IOPMGetAggressiveness(power_mgt, kPMMinutesToDim,
	    &dim_time) != kIOReturnSuccess) {
		return 0;
	}
	dim_time_saved = 1;
	return 1;
}

int macosxCGP_restore_dim(void) {
	if (! dim_time_saved) {
		return 0;
	}
	if (IOPMSetAggressiveness(power_mgt, kPMMinutesToDim,
	    dim_time) != kIOReturnSuccess) {
		return 0;
	}
	dim_time_saved = 0;
	dim_time = 0;
	return 1;
}

int macosxCGP_save_sleep(void) {
	if (IOPMGetAggressiveness(power_mgt, kPMMinutesToSleep,
	    &sleep_time) != kIOReturnSuccess) {
		return 0;
	}
	sleep_time_saved = 1;
	return 1;
}

int macosxCGP_restore_sleep(void) {
	if (! sleep_time_saved) {
		return 0;
	}
	if (IOPMSetAggressiveness(power_mgt, kPMMinutesToSleep,
	    dim_time) != kIOReturnSuccess) {
		return 0;
	}
	sleep_time_saved = 0;
	sleep_time = 0;
	return 1;
}

int macosxCGP_init_dimming(void) {
	if (IOMasterPort(bootstrap_port, &master_dev_port) != 
	    kIOReturnSuccess) {
		return 0;
	}
	if (!(power_mgt = IOPMFindPowerManagement(master_dev_port))) {
		return 0;
	}
	if (macosx_nodimming) {
		if (! macosxCGP_save_dim()) {
			return 0;
		}
		if (IOPMSetAggressiveness(power_mgt, kPMMinutesToDim, 0)
		    != kIOReturnSuccess) {
			return 0;
		}
	}
	if (macosx_nosleep) {
		if (! macosxCGP_save_sleep()) {
			return 0;
		}
		if (IOPMSetAggressiveness(power_mgt, kPMMinutesToSleep, 0)
		    != kIOReturnSuccess) {
			return 0;
		}
	}

	initialized = 1;
	return 1;
}

int macosxCGP_undim(void) {
	if (! initialized) {
		return 0;
	}
	if (! macosx_nodimming) {
		if (! macosxCGP_save_dim()) {
			return 0;
		}
		if (IOPMSetAggressiveness(power_mgt, kPMMinutesToDim, 0)
		    != kIOReturnSuccess) {
			return 0;
		}
		if (! macosxCGP_restore_dim()) {
			return 0;
		}
	}
	if (! macosx_nosleep) {
		if (! macosxCGP_save_sleep()) {
			return 0;
		}
		if (IOPMSetAggressiveness(power_mgt, kPMMinutesToSleep, 0)
		    != kIOReturnSuccess) {
			return 0;
		}
		if (! macosxCGP_restore_sleep()) {
			return 0;
		}
	}
	return 1;
}

int macosxCGP_dim_shutdown(void) {
	if (! initialized) {
		return 0;
	}
	if (dim_time_saved) {
		if (! macosxCGP_restore_dim()) {
			return 0;
		}
	}
	if (sleep_time_saved) {
		if (! macosxCGP_restore_sleep()) {
			return 0;
		}
	}
	return 1;
}

#endif	/* __APPLE__ */


OpenPOWER on IntegriCloud