static void do_allinput(long usec) {
static double last = 0.0;
static int meas = 0;
int n, f = 1, cnt = 0;
long usec0;
double now;
if (!screen || !screen->clientHead) {
return;
}
if (usec < 0) {
usec = 0;
}
usec0 = usec;
if (last == 0.0) {
last = dnow();
}
while ((n = rfbCheckFds(screen, usec)) > 0) {
if (f) {
fprintf(stderr, " *");
f = 0;
}
if (cnt++ > 30) {
break;
}
meas += n;
}
fprintf(stderr, "-%d", cnt);
now = dnow();
if (now > last + 2.0) {
double rate = meas / (now - last);
fprintf(stderr, "\n%.2f ", rate);
meas = 0;
last = dnow();
}
}
/*
* utility wrapper to call rfbProcessEvents
* checks that we are not in threaded mode.
*/
#define USEC_MAX 999999 /* libvncsever assumes < 1 second */
void rfbPE(long usec) {
int uip0 = unixpw_in_progress;
static int check_rate = -1;
if (! screen) {
return;
}
if (unixpw && unixpw_in_progress && !unixpw_in_rfbPE) {
rfbLog("unixpw_in_rfbPE: skipping rfbPE\n");
return;
}
if (debug_tiles > 2) {
double tm = dnow();
fprintf(stderr, "rfbPE(%d) t: %.4f\n",
(int) usec, tm - x11vnc_start);
}
if (usec > USEC_MAX) {
usec = USEC_MAX;
}
if (! use_threads) {
rfbProcessEvents(screen, usec);
}
if (unixpw && unixpw_in_progress && !uip0) {
if (!unixpw_in_rfbPE) {
rfbLog("rfbPE: got new client in non-rfbPE\n");
; /* this is new unixpw client */
}
}
if (check_rate != 0) {
if (check_rate < 0) {
if (getenv("CHECK_RATE")) {
check_rate = 1;
} else {
check_rate = 0;
}
}
if (check_rate && !all_input && x11vnc_current < last_client + 45) {
check_allinput_rate();
}
}
if (all_input) {
do_allinput(usec);
}
}
void rfbCFD(long usec) {
int uip0 = unixpw_in_progress;
if (! screen) {
return;
}
if (unixpw && unixpw_in_progress && !unixpw_in_rfbPE) {
rfbLog("unixpw_in_rfbPE: skipping rfbCFD\n");
return;
}
if (usec > USEC_MAX) {
usec = USEC_MAX;
}
if (debug_tiles > 2) {
double tm = dnow();
fprintf(stderr, "rfbCFD(%d) t: %.4f\n",
(int) usec, tm - x11vnc_start);
}
#if 0
fprintf(stderr, "handleEventsEagerly: %d\n", screen->handleEventsEagerly);
#endif
if (! use_threads) {
if (all_input) {
do_allinput(usec);
} else {
/* XXX how for cmdline? */
if (all_input) {
screen->handleEventsEagerly = TRUE;
} else {
screen->handleEventsEagerly = FALSE;
}
rfbCheckFds(screen, usec);
}
}
if (unixpw && unixpw_in_progress && !uip0) {
if (!unixpw_in_rfbPE) {
rfbLog("rfbCFD: got new client in non-rfbPE\n");
; /* this is new unixpw client */
}
}
}
void check_allinput_rate(void) {
static double last_all_input_check = 0.0, last_all_input_start = 0.0;
static int set = 0;
if (! set) {
set = 1;
last_all_input_check = dnow();
} else {
int dt = 4;
if (x11vnc_current > last_all_input_check + dt) {
int n, nq = 0;
while ((n = rfbCheckFds(screen, 0))) {
nq += n;
}
fprintf(stderr, "nqueued: %d\n", nq);
if (0 && nq > 25 * dt) {
double rate = nq / dt;
rfbLog("Client is sending %.1f extra requests per second for the\n", rate);
rfbLog("past %d seconds! Switching to -allpinput mode. (queued: %d)\n", dt, nq);
all_input = 1;
}
set = 0;
}
}
}
double dnowx(void) {
return dnow() - x11vnc_start;
}
int connect_tcp(char *host, int port) {
double t0 = dnow();
int fd = -1;
int fail4 = noipv4;
if (getenv("IPV4_FAILS")) {
fail4 = 2;
}
rfbLog("connect_tcp: trying: %s %d\n", host, port);
if (fail4) {
if (fail4 > 1) {
rfbLog("TESTING: IPV4_FAILS for connect_tcp.\n");
}
} else {
fd = rfbConnectToTcpAddr(host, port);
}
if (fd >= 0) {
return fd;
}
rfbLogPerror("connect_tcp: connection failed");
if (dnow() - t0 < 4.0) {
rfbLog("connect_tcp: re-trying %s %d\n", host, port);
usleep (100 * 1000);
if (!fail4) {
fd = rfbConnectToTcpAddr(host, port);
}
if (fd < 0) {
rfbLogPerror("connect_tcp: connection failed");
}
}
if (fd < 0 && !noipv6) {
#if X11VNC_IPV6
int err;
struct addrinfo *ai;
struct addrinfo hints;
char service[32], *host2, *q;
rfbLog("connect_tcp: trying IPv6 %s %d\n", host, port);
memset(&hints, 0, sizeof(hints));
sprintf(service, "%d", port);
hints.ai_family = AF_UNSPEC;
hints.ai_socktype = SOCK_STREAM;
#ifdef AI_ADDRCONFIG
hints.ai_flags |= AI_ADDRCONFIG;
#endif
if(ipv6_ip(host)) {
#ifdef AI_NUMERICHOST
rfbLog("connect_tcp[ipv6]: setting AI_NUMERICHOST for %s\n", host);
hints.ai_flags |= AI_NUMERICHOST;
#endif
}
#ifdef AI_NUMERICSERV
hints.ai_flags |= AI_NUMERICSERV;
#endif
if (!strcmp(host, "127.0.0.1")) {
host2 = strdup("::1");
} else if (host[0] == '[') {
host2 = strdup(host+1);
} else {
host2 = strdup(host);
}
q = strrchr(host2, ']');
if (q) {
*q = '\0';
}
err = getaddrinfo(host2, service, &hints, &ai);
if (err != 0) {
rfbLog("connect_tcp[ipv6]: getaddrinfo[%d]: %s\n", err, gai_strerror(err));
usleep(100 * 1000);
err = getaddrinfo(host2, service, &hints, &ai);
}
free(host2);
if (err != 0) {
rfbLog("connect_tcp[ipv6]: getaddrinfo[%d]: %s\n", err, gai_strerror(err));
} else {
struct addrinfo *ap = ai;
while (ap != NULL) {
int sock;
if (fail4) {
struct sockaddr_in6 *s6ptr;
if (ap->ai_family != AF_INET6) {
rfbLog("connect_tcp[ipv6]: skipping AF_INET address under -noipv4\n");
ap = ap->ai_next;
continue;
}
#ifdef IN6_IS_ADDR_V4MAPPED
s6ptr = (struct sockaddr_in6 *) ap->ai_addr;
if (IN6_IS_ADDR_V4MAPPED(&(s6ptr->sin6_addr))) {
rfbLog("connect_tcp[ipv6]: skipping V4MAPPED address under -noipv4\n");
ap = ap->ai_next;
continue;
}
#endif
}
sock = socket(ap->ai_family, ap->ai_socktype, ap->ai_protocol);
if (sock == -1) {
rfbLogPerror("connect_tcp[ipv6]: socket");
if (0) rfbLog("(Ignore the above error if this system is IPv4-only.)\n");
} else {
int res = -1, dmsg = 0;
char *s = ipv6_getipaddr(ap->ai_addr, ap->ai_addrlen);
if (!s) s = strdup("unknown");
rfbLog("connect_tcp[ipv6]: trying sock=%d fam=%d proto=%d using %s\n",
sock, ap->ai_family, ap->ai_protocol, s);
res = connect(sock, ap->ai_addr, ap->ai_addrlen);
#if defined(SOL_IPV6) && defined(IPV6_V6ONLY)
if (res != 0) {
int zero = 0;
rfbLogPerror("connect_tcp[ipv6]: connect");
dmsg = 1;
if (setsockopt(sock, SOL_IPV6, IPV6_V6ONLY, (char *)&zero, sizeof(zero)) == 0) {
rfbLog("connect_tcp[ipv6]: trying again with IPV6_V6ONLY=0\n");
res = connect(sock, ap->ai_addr, ap->ai_addrlen);
dmsg = 0;
} else {
rfbLogPerror("connect_tcp[ipv6]: setsockopt IPV6_V6ONLY");
}
}
#endif
if (res == 0) {
rfbLog("connect_tcp[ipv6]: connect OK\n");
fd = sock;
if (!ipv6_client_ip_str) {
ipv6_client_ip_str = strdup(s);
}
free(s);
break;
} else {
if (!dmsg) rfbLogPerror("connect_tcp[ipv6]: connect");
close(sock);
}
free(s);
}
ap = ap->ai_next;
}
freeaddrinfo(ai);
}
#endif
}
if (fd < 0 && !fail4) {
/* this is a kludge for IPv4-only machines getting v4mapped string. */
char *q, *host2;
if (host[0] == '[') {
host2 = strdup(host+1);
} else {
host2 = strdup(host);
}
q = strrchr(host2, ']');
if (q) {
*q = '\0';
}
if (strstr(host2, "::ffff:") == host2 || strstr(host2, "::FFFF:") == host2) {
char *host3 = host2 + strlen("::ffff:");
if (dotted_ip(host3, 0)) {
rfbLog("connect_tcp[ipv4]: trying fallback to IPv4 for %s\n", host2);
fd = rfbConnectToTcpAddr(host3, port);
if (fd < 0) {
rfbLogPerror("connect_tcp[ipv4]: connection failed");
}
}
}
free(host2);
}
return fd;
}
void measure_send_rates(int init) {
double cmp_rate, raw_rate;
static double now, start = 0.0;
static rfbDisplayHookPtr orig_display_hook = NULL;
double cmp_max = 1.0e+08; /* 100 MB/sec */
double cmp_min = 1000.0; /* 9600baud */
double lat_max = 5.0; /* 5 sec */
double lat_min = .0005; /* 0.5 ms */
int min_cmp = 10000, nclients;
rfbClientIteratorPtr iter;
rfbClientPtr cl0, cl;
int msg = 0, clcnt0 = 0, cc;
int db = 0, ouch_db = 0, ouch = 0;
if (! measure_speeds) {
return;
}
if (speeds_net_rate && speeds_net_latency) {
return;
}
if (!client_count) {
return;
}
if (! orig_display_hook) {
orig_display_hook = screen->displayHook;
}
if (start == 0.0) {
dtime(&start);
}
dtime0(&now);
if (now < last_client_gone+4.0) {
return;
}
now = now - start;
nclients = 0;
if (!screen) {
return;
}
cl0 = NULL;
iter = rfbGetClientIterator(screen);
while( (cl = rfbClientIteratorNext(iter)) ) {
ClientData *cd = (ClientData *) cl->clientData;
if (! cd) {
continue;
}
if (cd->send_cmp_rate > 0.0) {
continue;
}
if (cl->onHold) {
continue;
}
nclients++;
if (cl0 == NULL) {
cl0 = cl;
}
}
rfbReleaseClientIterator(iter);
cl = cl0;
cc = 0;
while (cl != NULL && cc++ == 0) {
int defer, i, cbs, rbs;
char *httpdir;
double dt, dt1 = 0.0, dt2, dt3;
double tm, spin_max = 15.0, spin_lat_max = 1.5;
int got_t2 = 0, got_t3 = 0;
ClientData *cd = (ClientData *) cl->clientData;
#if 0
for (i=0; i<MAX_ENCODINGS; i++) {
cbs += cl->bytesSent[i];
}
rbs = cl->rawBytesEquivalent;
#else
#if LIBVNCSERVER_HAS_STATS
cbs = rfbStatGetSentBytes(cl);
rbs = rfbStatGetSentBytesIfRaw(cl);
#endif
#endif
if (init) {
if (db) fprintf(stderr, "%d client num rects req: %d mod: %d cbs: %d "
"rbs: %d dt1: %.3f t: %.3f\n", init,
(int) sraRgnCountRects(cl->requestedRegion),
(int) sraRgnCountRects(cl->modifiedRegion), cbs, rbs, dt1, now);
cd->timer = dnow();
cd->cmp_bytes_sent = cbs;
cd->raw_bytes_sent = rbs;
continue;
}
/* first part of the bulk transfer of initial screen */
dt1 = dtime(&cd->timer);
if (db) fprintf(stderr, "%d client num rects req: %d mod: %d cbs: %d "
"rbs: %d dt1: %.3f t: %.3f\n", init,
(int) sraRgnCountRects(cl->requestedRegion),
(int) sraRgnCountRects(cl->modifiedRegion), cbs, rbs, dt1, now);
if (dt1 <= 0.0) {
continue;
}
cbs = cbs - cd->cmp_bytes_sent;
rbs = rbs - cd->raw_bytes_sent;
if (cbs < min_cmp) {
continue;
}
if (ouch_db) fprintf(stderr, "START-OUCH: %d\n", client_count);
clcnt0 = client_count;
#define OUCH ( ouch || (ouch = (!client_count || client_count != clcnt0 || dnow() < last_client_gone+4.0)) )
rfbPE(1000);
if (OUCH && ouch_db) fprintf(stderr, "***OUCH-A\n");
if (OUCH) continue;
if (use_threads) LOCK(cl->updateMutex);
if (sraRgnCountRects(cl->modifiedRegion)) {
rfbPE(1000);
if (OUCH && ouch_db) fprintf(stderr, "***OUCH-B\n");
if (use_threads) UNLOCK(cl->updateMutex);
if (OUCH) continue;
}
if (use_threads) UNLOCK(cl->updateMutex);
defer = screen->deferUpdateTime;
httpdir = screen->httpDir;
screen->deferUpdateTime = 0;
screen->httpDir = NULL;
/* mark a small rectangle: */
mark_rect_as_modified(0, 0, 16, 16, 1);
dtime0(&tm);
dt2 = 0.0;
dt3 = 0.0;
if (dt1 < 0.25) {
/* try to cut it down to avoid long pauses. */
spin_max = 5.0;
}
/* when req1 = 1 mod1 == 0, end of 2nd part of bulk transfer */
while (1) {
int req0, req1, mod0, mod1;
if (OUCH && ouch_db) fprintf(stderr, "***OUCH-C1\n");
if (OUCH) break;
if (use_threads) LOCK(cl->updateMutex);
req0 = sraRgnCountRects(cl->requestedRegion);
mod0 = sraRgnCountRects(cl->modifiedRegion);
if (use_threads) UNLOCK(cl->updateMutex);
if (use_threads) {
usleep(1000);
} else {
if (mod0) {
rfbPE(1000);
} else {
rfbCFD(1000);
}
}
dt = dtime(&tm);
dt2 += dt;
if (dt2 > spin_max) {
break;
}
if (OUCH && ouch_db) fprintf(stderr, "***OUCH-C2\n");
if (OUCH) break;
if (use_threads) LOCK(cl->updateMutex);
req1 = sraRgnCountRects(cl->requestedRegion);
mod1 = sraRgnCountRects(cl->modifiedRegion);
if (use_threads) UNLOCK(cl->updateMutex);
if (db) fprintf(stderr, "dt2 calc: num rects req: %d/%d mod: %d/%d "
"fbu-sent: %d dt: %.4f dt2: %.4f tm: %.4f\n",
req0, req1, mod0, mod1,
#if 0
cl->framebufferUpdateMessagesSent,
#else
#if LIBVNCSERVER_HAS_STATS
rfbStatGetMessageCountSent(cl, rfbFramebufferUpdate),
#endif
#endif
dt, dt2, tm);
if (req1 != 0 && mod1 == 0) {
got_t2 = 1;
break;
}
}
if (OUCH && ouch_db) fprintf(stderr, "***OUCH-D\n");
if (OUCH) goto ouch;
if (! got_t2) {
dt2 = 0.0;
} else {
int tr, trm = 3;
double dts[10];
/*
* Note: since often select(2) cannot sleep
* less than 1/HZ (e.g. 10ms), the resolution
* of the latency may be messed up by something
* of this order. Effect may occur on both ends,
* i.e. the viewer may not respond immediately.
*/
for (tr = 0; tr < trm; tr++) {
usleep(5000);
/* mark a 2nd small rectangle: */
mark_rect_as_modified(0, 0, 16, 16, 1);
i = 0;
dtime0(&tm);
dt3 = 0.0;
/*
* when req1 > 0 and mod1 == 0, we say
* that is the "ping" time.
*/
while (1) {
int req0, req1, mod0, mod1;
if (use_threads) LOCK(cl->updateMutex);
req0 = sraRgnCountRects(cl->requestedRegion);
mod0 = sraRgnCountRects(cl->modifiedRegion);
if (use_threads) UNLOCK(cl->updateMutex);
if (i == 0) {
rfbPE(0);
} else {
if (use_threads) {
usleep(1000);
} else {
/* try to get it all */
rfbCFD(1000*1000);
}
}
if (OUCH && ouch_db) fprintf(stderr, "***OUCH-E\n");
if (OUCH) goto ouch;
dt = dtime(&tm);
i++;
dt3 += dt;
if (dt3 > spin_lat_max) {
break;
}
if (use_threads) LOCK(cl->updateMutex);
req1 = sraRgnCountRects(cl->requestedRegion);
mod1 = sraRgnCountRects(cl->modifiedRegion);
if (use_threads) UNLOCK(cl->updateMutex);
if (db) fprintf(stderr, "dt3 calc: num rects req: %d/%d mod: %d/%d "
"fbu-sent: %d dt: %.4f dt3: %.4f tm: %.4f\n",
req0, req1, mod0, mod1,
#if 0
cl->framebufferUpdateMessagesSent,
#else
#if LIBVNCSERVER_HAS_STATS
rfbStatGetMessageCountSent(cl, rfbFramebufferUpdate),
#endif
#endif
dt, dt3, tm);
if (req1 != 0 && mod1 == 0) {
dts[got_t3++] = dt3;
break;
}
}
}
if (! got_t3) {
dt3 = 0.0;
} else {
if (got_t3 == 1) {
dt3 = dts[0];
} else if (got_t3 == 2) {
dt3 = dts[1];
} else {
if (dts[2] > 0.0) {
double rat = dts[1]/dts[2];
if (rat > 0.5 && rat < 2.0) {
dt3 = dts[1]+dts[2];
dt3 *= 0.5;
} else {
dt3 = dts[1];
}
} else {
dt3 = dts[1];
}
}
}
}
ouch:
screen->deferUpdateTime = defer;
screen->httpDir = httpdir;
if (OUCH && ouch_db) fprintf(stderr, "***OUCH-F\n");
if (OUCH) break;
dt = dt1 + dt2;
if (dt3 <= dt2/2.0) {
/* guess only 1/2 a ping for reply... */
dt = dt - dt3/2.0;
}
cmp_rate = cbs/dt;
raw_rate = rbs/dt;
if (cmp_rate > cmp_max) {
cmp_rate = cmp_max;
}
if (cmp_rate <= cmp_min) {
cmp_rate = cmp_min;
}
cd->send_cmp_rate = cmp_rate;
cd->send_raw_rate = raw_rate;
if (dt3 > lat_max) {
dt3 = lat_max;
}
if (dt3 <= lat_min) {
dt3 = lat_min;
}
cd->latency = dt3;
rfbLog("client %d network rate %.1f KB/sec (%.1f eff KB/sec)\n",
cd->uid, cmp_rate/1000.0, raw_rate/1000.0);
rfbLog("client %d latency: %.1f ms\n", cd->uid, 1000.0*dt3);
rfbLog("dt1: %.4f, dt2: %.4f dt3: %.4f bytes: %d\n",
dt1, dt2, dt3, cbs);
msg = 1;
}
if (msg) {
int link, latency, netrate;
char *str = "error";
link = link_rate(&latency, &netrate);
if (link == LR_UNSET) {
str = "LR_UNSET";
} else if (link == LR_UNKNOWN) {
str = "LR_UNKNOWN";
} else if (link == LR_DIALUP) {
str = "LR_DIALUP";
} else if (link == LR_BROADBAND) {
str = "LR_BROADBAND";
} else if (link == LR_LAN) {
str = "LR_LAN";
}
rfbLog("link_rate: %s - %d ms, %d KB/s\n", str, latency,
netrate);
}
if (init) {
if (nclients) {
screen->displayHook = measure_display_hook;
}
} else {
screen->displayHook = orig_display_hook;
}
}
int xdamage_hint_skip(int y) {
static sraRegionPtr scanline = NULL;
static sraRegionPtr tmpl_y = NULL;
int fast_tmpl = 1;
sraRegionPtr reg, tmpl;
int ret, i, n, nreg;
#ifndef NO_NCACHE
static int ncache_no_skip = 0;
static double last_ncache_no_skip = 0.0;
static double last_ncache_no_skip_long = 0.0, ncache_fac = 0.25;
#endif
if (! xdamage_present || ! use_xdamage) {
return 0; /* cannot skip */
}
if (! xdamage_regions) {
return 0; /* cannot skip */
}
if (! scanline) {
/* keep it around to avoid malloc etc, recreate */
scanline = sraRgnCreate();
}
if (! tmpl_y) {
tmpl_y = sraRgnCreateRect(0, 0, dpy_x, 1);
}
nreg = (xdamage_memory * NSCAN) + 1;
#ifndef NO_NCACHE
if (ncache > 0) {
if (ncache_no_skip == 0) {
double now = g_now;
if (now > last_ncache_no_skip + 8.0) {
ncache_no_skip = 1;
} else if (now < last_bs_restore + 0.5) {
ncache_no_skip = 1;
} else if (now < last_su_restore + 0.5) {
ncache_no_skip = 1;
} else if (now < last_copyrect + 0.5) {
ncache_no_skip = 1;
}
if (ncache_no_skip) {
last_ncache_no_skip = dnow();
if (now > last_ncache_no_skip_long + 60.0) {
ncache_fac = 2.0;
last_ncache_no_skip_long = now;
} else {
ncache_fac = 0.25;
}
return 0;
}
} else {
if (ncache_no_skip++ >= ncache_fac*nreg + 4) {
ncache_no_skip = 0;
} else {
return 0;
}
}
}
#endif
if (fast_tmpl) {
sraRgnOffset(tmpl_y, 0, y);
tmpl = tmpl_y;
} else {
tmpl = sraRgnCreateRect(0, y, dpy_x, y+1);
}
ret = 1;
for (i=0; i<nreg; i++) {
/* go back thru the history starting at most recent */
n = (xdamage_ticker + nreg - i) % nreg;
reg = xdamage_regions[n];
if (reg == NULL) {
continue;
}
if (sraRgnEmpty(reg)) {
/* checking for emptiness is very fast */
continue;
}
sraRgnMakeEmpty(scanline);
sraRgnOr(scanline, tmpl);
if (sraRgnAnd(scanline, reg)) {
ret = 0;
break;
}
}
if (fast_tmpl) {
sraRgnOffset(tmpl_y, 0, -y);
} else {
sraRgnDestroy(tmpl);
}
if (0) fprintf(stderr, "xdamage_hint_skip: %d -> %d\n", y, ret);
return ret;
}
int collect_xdamage(int scancnt, int call) {
#if HAVE_LIBXDAMAGE
XDamageNotifyEvent *dev;
XEvent ev;
sraRegionPtr tmpregion;
sraRegionPtr reg;
static int rect_count = 0;
int nreg, ccount = 0, dcount = 0, ecount = 0;
static time_t last_rpt = 0;
time_t now;
int x, y, w, h, x2, y2;
int i, dup, next = 0, dup_max = 0;
#define DUPSZ 32
int dup_x[DUPSZ], dup_y[DUPSZ], dup_w[DUPSZ], dup_h[DUPSZ];
double tm, dt;
int mark_all = 0, retries = 0, too_many = 1000, tot_ev = 0;
RAWFB_RET(0)
if (scancnt) {} /* unused vars warning: */
if (! xdamage_present || ! use_xdamage) {
return 0;
}
if (! xdamage) {
return 0;
}
if (! xdamage_base_event_type) {
return 0;
}
if (! xdamage_regions) {
return 0;
}
dtime0(&tm);
nreg = (xdamage_memory * NSCAN) + 1;
if (call == 0) {
xdamage_ticker = (xdamage_ticker+1) % nreg;
xdamage_direct_count = 0;
reg = xdamage_regions[xdamage_ticker];
if (reg != NULL) {
sraRgnMakeEmpty(reg);
}
} else {
if (xdamage_ticker < 0) {
xdamage_ticker = 0;
}
reg = xdamage_regions[xdamage_ticker];
}
if (reg == NULL) {
return 0;
}
X_LOCK;
if (0) XFlush_wr(dpy);
if (0) XEventsQueued(dpy, QueuedAfterFlush);
come_back_for_more:
while (XCheckTypedEvent(dpy, xdamage_base_event_type+XDamageNotify, &ev)) {
/*
* TODO max cut off time in this loop?
* Could check QLength and if huge just mark the whole
* screen.
*/
ecount++;
tot_ev++;
if (mark_all) {
continue;
}
if (ecount == too_many) {
int nqa = XEventsQueued(dpy, QueuedAlready);
if (nqa >= too_many) {
static double last_msg = 0.0;
tmpregion = sraRgnCreateRect(0, 0, dpy_x, dpy_y);
sraRgnOr(reg, tmpregion);
sraRgnDestroy(tmpregion);
if (dnow() > last_msg + xdamage_crazy_delay) {
rfbLog("collect_xdamage: too many xdamage events %d+%d\n", ecount, nqa);
last_msg = dnow();
}
mark_all = 1;
}
}
if (ev.type != xdamage_base_event_type + XDamageNotify) {
break;
}
dev = (XDamageNotifyEvent *) &ev;
if (dev->damage != xdamage) {
continue; /* not ours! */
}
x = dev->area.x;
y = dev->area.y;
w = dev->area.width;
h = dev->area.height;
/*
* we try to manually remove some duplicates because
* certain activities can lead to many 10's of dups
* in a row. The region work can be costly and reg is
* later used in xdamage_hint_skip loops, so it is good
* to skip them if possible.
*/
dup = 0;
for (i=0; i < dup_max; i++) {
if (dup_x[i] == x && dup_y[i] == y && dup_w[i] == w &&
dup_h[i] == h) {
dup = 1;
break;
}
}
if (dup) {
dcount++;
continue;
}
if (dup_max < DUPSZ) {
next = dup_max;
dup_max++;
} else {
next = (next+1) % DUPSZ;
}
dup_x[next] = x;
dup_y[next] = y;
dup_w[next] = w;
dup_h[next] = h;
/* translate if needed */
if (clipshift) {
/* set coords relative to fb origin */
if (0 && rootshift) {
/*
* Note: not needed because damage is
* relative to subwin, not rootwin.
*/
x = x - off_x;
y = y - off_y;
}
if (clipshift) {
x = x - coff_x;
y = y - coff_y;
}
x2 = x + w; /* upper point */
x = nfix(x, dpy_x); /* place both in fb area */
x2 = nfix(x2, dpy_x+1);
w = x2 - x; /* recompute w */
y2 = y + h;
y = nfix(y, dpy_y);
y2 = nfix(y2, dpy_y+1);
h = y2 - y;
if (w <= 0 || h <= 0) {
continue;
}
}
if (debug_xdamage > 2) {
fprintf(stderr, "xdamage: -> event %dx%d+%d+%d area:"
" %d dups: %d %s\n", w, h, x, y, w*h, dcount,
(w*h > xdamage_max_area) ? "TOO_BIG" : "");
}
record_desired_xdamage_rect(x, y, w, h);
tmpregion = sraRgnCreateRect(x, y, x + w, y + h);
sraRgnOr(reg, tmpregion);
sraRgnDestroy(tmpregion);
rect_count++;
ccount++;
}
if (mark_all) {
if (ecount + XEventsQueued(dpy, QueuedAlready) >= 3 * too_many && retries < 3) {
retries++;
XFlush_wr(dpy);
usleep(20 * 1000);
XFlush_wr(dpy);
ecount = 0;
goto come_back_for_more;
}
}
/* clear the whole damage region for next time. XXX check */
if (call == 1) {
XDamageSubtract(dpy, xdamage, None, None);
}
X_UNLOCK;
if (tot_ev > 20 * too_many) {
rfbLog("collect_xdamage: xdamage has gone crazy (screensaver or game?) ev: %d ret: %d\n", tot_ev, retries);
rfbLog("collect_xdamage: disabling xdamage for %d seconds.\n", (int) xdamage_crazy_delay);
destroy_xdamage_if_needed();
X_LOCK;
XSync(dpy, False);
while (XCheckTypedEvent(dpy, xdamage_base_event_type+XDamageNotify, &ev)) {
;
}
X_UNLOCK;
xdamage_crazy_time = dnow();
}
if (0 && xdamage_direct_count) {
fb_push();
}
dt = dtime(&tm);
if ((debug_tiles > 1 && ecount) || (debug_tiles && ecount > 200)
|| debug_xdamage > 1) {
fprintf(stderr, "collect_xdamage(%d): %.4f t: %.4f ev/dup/accept"
"/direct %d/%d/%d/%d\n", call, dt, tm - x11vnc_start, ecount,
dcount, ccount, xdamage_direct_count);
}
now = time(NULL);
if (! last_rpt) {
last_rpt = now;
}
if (now > last_rpt + 15) {
double rat = -1.0;
if (XD_tot) {
rat = ((double) XD_skip)/XD_tot;
}
if (debug_tiles || debug_xdamage) {
fprintf(stderr, "xdamage: == scanline skip/tot: "
"%04d/%04d =%.3f rects: %d desired: %d\n",
XD_skip, XD_tot, rat, rect_count, XD_des);
}
XD_skip = 0;
XD_tot = 0;
XD_des = 0;
rect_count = 0;
last_rpt = now;
}
#else
if (0) scancnt++; /* compiler warnings */
if (0) call++;
if (0) record_desired_xdamage_rect(0, 0, 0, 0);
#endif
return 0;
}
void macosxCGS_get_all_windows(void) {
static double last = 0.0;
static int totcnt = 0;
double dt = 0.0, now = dnow();
int i, db = 0, whist_prv = 0, maxwin = 0, whist_skip = 0;
CGSWindowCount cap = (CGSWindowCount) MAXWINDAT;
CGSError err;
CGS_levelmax = 0;
CGS_levels[CGS_levelmax++] = (int) kCGDraggingWindowLevel; /* 500 ? */
if (0) CGS_levels[CGS_levelmax++] = (int) kCGHelpWindowLevel; /* 102 ? */
if (macosx_ncache_macmenu) CGS_levels[CGS_levelmax++] = (int) kCGPopUpMenuWindowLevel; /* 101 pulldown menu */
CGS_levels[CGS_levelmax++] = (int) kCGMainMenuWindowLevelKey; /* 24 ? */
CGS_levels[CGS_levelmax++] = (int) kCGModalPanelWindowLevel; /* 8 open dialog box */
CGS_levels[CGS_levelmax++] = (int) kCGFloatingWindowLevel; /* 3 ? */
CGS_levels[CGS_levelmax++] = (int) kCGNormalWindowLevel; /* 0 regular window */
if (cid == NULL) {
cid = _CGSDefaultConnection();
if (cid == NULL) {
return;
}
}
if (dt > 0.0 && now < last + dt) {
return;
}
last = now;
macwinmax = 0;
totcnt++;
if (ncache > 0) {
whist_prv = whist_idx++;
if (whist_prv < 0) {
whist_skip = 1;
whist_prv = 0;
}
whist_idx = whist_idx % WINHISTMAX;
for (i=0; i < WINHISTNUM; i++) {
whist[whist_idx][i] = 0;
qlook[i] = -1;
}
}
err = CGSGetWindowList(cid, NULL, cap, _wins_all, &_wins_all_cnt);
if (db) fprintf(stderr, "cnt: %d err: %d\n", (int) _wins_all_cnt, err);
if (err != 0) {
return;
}
for (i=0; i < (int) _wins_all_cnt; i++) {
CGSRect rect;
CGSWindowLevel level;
int j, keepit = 0;
err = CGSGetScreenRectForWindow(cid, _wins_all[i], &rect);
if (err != 0) {
continue;
}
if (rect.origin.x == 0 && rect.origin.y == 0) {
if (rect.size.width == dpy_x) {
if (rect.size.height == dpy_y) {
continue;
}
}
}
err = CGSGetWindowLevel(cid, _wins_all[i], &level);
if (err != 0) {
continue;
}
for (j=0; j<CGS_levelmax; j++) {
if ((int) level == CGS_levels[j]) {
keepit = 1;
break;
}
}
if (! keepit) {
continue;
}
macwins[macwinmax].level = (int) level;
macwins[macwinmax].win = (int) _wins_all[i];
macwins[macwinmax].x = (int) rect.origin.x;
macwins[macwinmax].y = (int) rect.origin.y;
macwins[macwinmax].width = (int) rect.size.width;
macwins[macwinmax].height = (int) rect.size.height;
macwins[macwinmax].mapped = 0;
macwins[macwinmax].clipped = 0;
macwins[macwinmax].ncache_only = 0;
if (level == kCGPopUpMenuWindowLevel) {
macwins[macwinmax].ncache_only = 1;
}
if (0 || db) fprintf(stderr, "i=%03d ID: %06d x: %03d y: %03d w: %03d h: %03d level: %d\n", i, _wins_all[i],
(int) rect.origin.x, (int) rect.origin.y,(int) rect.size.width, (int) rect.size.height, (int) level);
if (macwins[macwinmax].win < WINHISTNUM) {
qlook[macwins[macwinmax].win] = macwinmax;
if (macwins[macwinmax].win > maxwin) {
maxwin = macwins[macwinmax].win;
}
}
macwinmax++;
}
err = CGSGetOnScreenWindowList(cid, NULL, cap, _wins_mapped, &_wins_mapped_cnt);
if (db) fprintf(stderr, "cnt: %d err: %d\n", (int) _wins_mapped_cnt, err);
if (err != 0) {
return;
}
for (i=0; i < (int) _wins_mapped_cnt; i++) {
int j, idx = -1;
int win = (int) _wins_mapped[i];
if (0 <= win && win < WINHISTNUM) {
j = qlook[win];
if (j >= 0 && macwins[j].win == win) {
idx = j;
}
}
if (idx < 0) {
for (j=0; j < macwinmax; j++) {
if (macwins[j].win == win) {
idx = j;
break;
}
}
}
if (idx >= 0) {
macwins[idx].mapped = 1;
}
}
if (ncache > 0) {
int nv= 0, NBMAX = 64;
int nv_win[64];
int nv_lvl[64];
int nv_vis[64];
for (i=0; i < macwinmax; i++) {
int win = macwins[i].win;
char prev, curr;
if (win >= WINHISTNUM) {
continue;
}
whist[whist_idx][win] |= is_exist;
if (macwins[i].mapped) {
whist[whist_idx][win] |= is_mapped;
if (check_clipped(win)) {
whist[whist_idx][win] |= is_clipped;
macwins[i].clipped = 1;
}
if (check_offscreen(win)) {
whist[whist_idx][win] |= is_offscreen;
}
} else {
whist[whist_idx][win] |= is_offscreen;
}
curr = whist[whist_idx][win];
prev = whist[whist_prv][win];
if (whist_skip) {
;
} else if ( !(prev & is_mapped) && (curr & is_mapped)) {
/* MapNotify */
if (0) fprintf(stderr, "MapNotify: %d/%d %d %.4f tot=%d\n", prev, curr, win, dnowx(), totcnt);
macosx_add_mapnotify(win, macwins[i].level, 1);
if (0) macosxCGS_follow_animation_win(win, i, 1);
} else if ( !(curr & is_mapped) && (prev & is_mapped)) {
/* UnmapNotify */
if (0) fprintf(stderr, "UnmapNotify: %d/%d %d %.4f A tot=%d\n", prev, curr, win, dnowx(), totcnt);
macosx_add_mapnotify(win, macwins[i].level, 0);
} else if ( !(prev & is_exist) && (curr & is_exist)) {
/* CreateNotify */
if (0) fprintf(stderr, "CreateNotify:%d/%d %d %.4f whist: %d/%d 0x%x tot=%d\n", prev, curr, win, dnowx(), whist_prv, whist_idx, win, totcnt);
macosx_add_create(win, macwins[i].level);
if (curr & is_mapped) {
if (0) fprintf(stderr, "MapNotify: %d/%d %d %.4f tot=%d\n", prev, curr, win, dnowx(), totcnt);
macosx_add_mapnotify(win, macwins[i].level, 1);
}
}
if (whist_skip) {
;
} else if (nv >= NBMAX) {
;
} else if (!(curr & is_mapped)) {
;
} else if (!(prev & is_mapped)) {
if (1) {
;
} else if (curr & is_clipped) {
if (0) fprintf(stderr, "VisibNotify: %d/%d %d OBS tot=%d\n", prev, curr, win, totcnt);
nv_win[nv] = win;
nv_lvl[nv] = macwins[i].level;
nv_vis[nv++] = 1;
} else {
if (0) fprintf(stderr, "VisibNotify: %d/%d %d UNOBS tot=%d\n", prev, curr, win, totcnt);
nv_win[nv] = win;
nv_lvl[nv] = macwins[i].level;
nv_vis[nv++] = 0;
}
} else {
if ( !(prev & is_clipped) && (curr & is_clipped) ) {
if (0) fprintf(stderr, "VisibNotify: %d/%d %d OBS tot=%d\n", prev, curr, win, totcnt);
nv_win[nv] = win;
nv_lvl[nv] = macwins[i].level;
nv_vis[nv++] = 1;
} else if ( (prev & is_clipped) && !(curr & is_clipped) ) {
if (0) fprintf(stderr, "VisibNotify: %d/%d %d UNOBS tot=%d\n", prev, curr, win, totcnt);
nv_win[nv] = win;
nv_lvl[nv] = macwins[i].level;
nv_vis[nv++] = 0;
}
}
}
for (i=0; i < maxwin; i++) {
char prev, curr;
int win = i;
int q = qlook[i];
int lvl = 0;
if (whist_skip) {
break;
}
if (q >= 0) {
lvl = macwins[q].level;
}
curr = whist[whist_idx][win];
prev = whist[whist_prv][win];
if (!(curr & is_exist) && (prev & is_exist)) {
if (prev & is_mapped) {
if (0) fprintf(stderr, "UnmapNotify: %d/%d %d %.4f B tot=%d\n", prev, curr, win, dnowx(), totcnt);
macosx_add_mapnotify(win, lvl, 0);
}
/* DestroyNotify */
if (0) fprintf(stderr, "DestroNotify:%d/%d %d %.4f tot=%d\n", prev, curr, win, dnowx(), totcnt);
macosx_add_destroy(win, lvl);
}
}
if (nv) {
int k;
for (k = 0; k < nv; k++) {
macosx_add_visnotify(nv_win[k], nv_lvl[k], nv_vis[k]);
}
}
}
}
int macosxCGS_follow_animation_win(int win, int idx, int grow) {
double t = dnow();
int diffs = 0;
int x, y, w, h;
int xp = -1, yp = -1, wp = -1, hp = -1;
CGSRect rect;
CGSError err;
int reps = 0;
if (cid == NULL) {
cid = _CGSDefaultConnection();
if (cid == NULL) {
return 0;
}
}
if (idx < 0) {
idx = macosxCGS_find_index(win);
}
if (idx < 0) {
return 0;
}
while (dnow() < t + 0.001 * macosx_icon_anim_time) {
err = CGSGetScreenRectForWindow(cid, win, &rect);
if (err != 0) {
break;
}
x = (int) rect.origin.x;
y = (int) rect.origin.y;
w = (int) rect.size.width;
h = (int) rect.size.height;
if (grow) {
macwins[idx].x = x;
macwins[idx].y = y;
macwins[idx].width = w;
macwins[idx].height = h;
}
if (0) fprintf(stderr, " chase: %03dx%03d+%03d+%03d %d\n", w, h, x, y, win);
if (x == xp && y == yp && w == wp && h == hp) {
reps++;
if (reps >= 2) {
break;
}
} else {
diffs++;
reps = 0;
}
xp = x;
yp = y;
wp = w;
hp = h;
usleep(50 * 1000);
}
if (diffs >= 2) {
return 1;
} else {
return 0;
}
}