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authordscho <dscho>2002-04-30 13:07:30 +0000
committerdscho <dscho>2002-04-30 13:07:30 +0000
commit5d09096086ceac98f07dbda2557b251996ffe5e8 (patch)
tree7be37f135c5ceb6ba1afb60dc1fbf97cf15fa387 /mac.c
parent103df7394af3b6cc046a681ad0d6b554586d26d1 (diff)
downloadlibtdevnc-5d090960.tar.gz
libtdevnc-5d090960.zip
dimming for mac
Diffstat (limited to 'mac.c')
-rw-r--r--mac.c188
1 files changed, 185 insertions, 3 deletions
diff --git a/mac.c b/mac.c
index 732741c..27ad9bc 100644
--- a/mac.c
+++ b/mac.c
@@ -43,8 +43,176 @@
#include "rfb.h"
#include "keysym.h"
+#include <IOKit/pwr_mgt/IOPMLib.h>
+#include <IOKit/pwr_mgt/IOPM.h>
+#include <stdio.h>
+#include <signal.h>
+#include <pthread.h>
+
+Bool rfbNoDimming = FALSE;
+Bool rfbNoSleep = TRUE;
+
+static pthread_mutex_t dimming_mutex;
+static unsigned long dim_time;
+static unsigned long sleep_time;
+static mach_port_t master_dev_port;
+static io_connect_t power_mgt;
+static Bool initialized = FALSE;
+static Bool dim_time_saved = FALSE;
+static Bool sleep_time_saved = FALSE;
+
+static int
+saveDimSettings(void)
+{
+ if (IOPMGetAggressiveness(power_mgt,
+ kPMMinutesToDim,
+ &dim_time) != kIOReturnSuccess)
+ return -1;
+
+ dim_time_saved = TRUE;
+ return 0;
+}
+
+static int
+restoreDimSettings(void)
+{
+ if (!dim_time_saved)
+ return -1;
+
+ if (IOPMSetAggressiveness(power_mgt,
+ kPMMinutesToDim,
+ dim_time) != kIOReturnSuccess)
+ return -1;
+
+ dim_time_saved = FALSE;
+ dim_time = 0;
+ return 0;
+}
+
+static int
+saveSleepSettings(void)
+{
+ if (IOPMGetAggressiveness(power_mgt,
+ kPMMinutesToSleep,
+ &sleep_time) != kIOReturnSuccess)
+ return -1;
+
+ sleep_time_saved = TRUE;
+ return 0;
+}
+
+static int
+restoreSleepSettings(void)
+{
+ if (!sleep_time_saved)
+ return -1;
+
+ if (IOPMSetAggressiveness(power_mgt,
+ kPMMinutesToSleep,
+ sleep_time) != kIOReturnSuccess)
+ return -1;
+
+ sleep_time_saved = FALSE;
+ sleep_time = 0;
+ return 0;
+}
+
+
+int
+rfbDimmingInit(void)
+{
+ pthread_mutex_init(&dimming_mutex, NULL);
+
+ if (IOMasterPort(bootstrap_port, &master_dev_port) != kIOReturnSuccess)
+ return -1;
+
+ if (!(power_mgt = IOPMFindPowerManagement(master_dev_port)))
+ return -1;
+
+ if (rfbNoDimming) {
+ if (saveDimSettings() < 0)
+ return -1;
+ if (IOPMSetAggressiveness(power_mgt,
+ kPMMinutesToDim, 0) != kIOReturnSuccess)
+ return -1;
+ }
+
+ if (rfbNoSleep) {
+ if (saveSleepSettings() < 0)
+ return -1;
+ if (IOPMSetAggressiveness(power_mgt,
+ kPMMinutesToSleep, 0) != kIOReturnSuccess)
+ return -1;
+ }
+
+ initialized = TRUE;
+ return 0;
+}
+
+
+int
+rfbUndim(void)
+{
+ int result = -1;
+
+ pthread_mutex_lock(&dimming_mutex);
+
+ if (!initialized)
+ goto DONE;
+
+ if (!rfbNoDimming) {
+ if (saveDimSettings() < 0)
+ goto DONE;
+ if (IOPMSetAggressiveness(power_mgt, kPMMinutesToDim, 0) != kIOReturnSuccess)
+ goto DONE;
+ if (restoreDimSettings() < 0)
+ goto DONE;
+ }
+
+ if (!rfbNoSleep) {
+ if (saveSleepSettings() < 0)
+ goto DONE;
+ if (IOPMSetAggressiveness(power_mgt, kPMMinutesToSleep, 0) != kIOReturnSuccess)
+ goto DONE;
+ if (restoreSleepSettings() < 0)
+ goto DONE;
+ }
+
+ result = 0;
+
+ DONE:
+ pthread_mutex_unlock(&dimming_mutex);
+ return result;
+}
+
+
+int
+rfbDimmingShutdown(void)
+{
+ int result = -1;
+
+ if (!initialized)
+ goto DONE;
+
+ pthread_mutex_lock(&dimming_mutex);
+ if (dim_time_saved)
+ if (restoreDimSettings() < 0)
+ goto DONE;
+ if (sleep_time_saved)
+ if (restoreSleepSettings() < 0)
+ goto DONE;
+
+ result = 0;
+
+ DONE:
+ pthread_mutex_unlock(&dimming_mutex);
+ return result;
+}
+
rfbScreenInfoPtr rfbScreen;
+void shutdown(rfbClientPtr cl);
+
/* some variables to enable special behaviour */
int startTime = -1, maxSecsToConnect = 0;
Bool disconnectAfterFirstClient = TRUE;
@@ -233,6 +401,8 @@ KbdAddEvent(Bool down, KeySym keySym, struct _rfbClientRec* cl)
if(((int)cl->clientData)==-1) return; /* viewOnly */
+ rfbUndim();
+
for (i = 0; i < (sizeof(keyTable) / sizeof(int)); i += 2) {
if (keyTable[i] == keySym) {
keyCode = keyTable[i+1];
@@ -262,6 +432,8 @@ PtrAddEvent(buttonMask, x, y, cl)
if(((int)cl->clientData)==-1) return; /* viewOnly */
+ rfbUndim();
+
position.x = x;
position.y = y;
@@ -340,7 +512,7 @@ refreshCallback(CGRectCount count, const CGRect *rectArray, void *ignore)
#endif
if(startTime>0 && time(0)>startTime+maxSecsToConnect)
- exit(0);
+ shutdown(0);
for (i = 0; i < count; i++)
rfbMarkRectAsModified(rfbScreen,
@@ -351,13 +523,13 @@ refreshCallback(CGRectCount count, const CGRect *rectArray, void *ignore)
void clientGone(rfbClientPtr cl)
{
- exit(0);
+ shutdown(cl);
}
enum rfbNewClientAction newClient(rfbClientPtr cl)
{
if(startTime>0 && time(0)>startTime+maxSecsToConnect)
- exit(0);
+ shutdown(cl);
if(disconnectAfterFirstClient)
cl->clientGoneHook = clientGone;
@@ -407,6 +579,8 @@ int main(int argc,char *argv[])
sharedMode=TRUE;
}
+ rfbDimmingInit();
+
ScreenInit(argc,argv);
rfbScreen->newClientHook = newClient;
@@ -417,6 +591,14 @@ int main(int argc,char *argv[])
CGRegisterScreenRefreshCallback(refreshCallback, NULL);
RunApplicationEventLoop();
+ rfbDimmingShutdown();
+
return(0); /* never ... */
}
+void shutdown(rfbClientPtr cl)
+{
+ rfbScreenCleanup(rfbScreen);
+ rfbDimmingShutdown();
+ exit(0);
+}