void
client_new_mbrship(ccm_info_t* info, void* borndata)
{
/* creating enough heap memory in order to avoid allocation */
static struct born_s bornbuffer[MAXNODE+10];
ccm_meminfo_t *ccm=(ccm_meminfo_t *)bornbuffer;
struct born_s *born_arry = (struct born_s *)borndata;
int n = info->memcount;
int trans = info->ccm_transition_major;
int* member = info->ccm_member;
int i, j;
assert( n<= MAXNODE);
membership_ready=TRUE;
ccm->ev = CCM_NEW_MEMBERSHIP;
ccm->n = n;
ccm->trans = trans;
ccm->quorum = get_quorum(info);
(void)get_quorum;
ccm_debug(LOG_DEBUG, "quorum is %d", ccm->quorum);
for (i = 0; i < n; i++) {
ccm->member[i].index = member[i];
ccm->member[i].bornon = -1;
for (j = 0; j < n; j ++) {
if (born_arry[j].index == ccm->member[i].index) {
ccm->member[i].bornon = born_arry[j].bornon;
}
}
}
if(ipc_mem_message && --(ipc_mem_message->count)==0){
delete_message(ipc_mem_message);
}
ipc_mem_message = create_message(ccm,
(sizeof(ccm_meminfo_t) + n*sizeof(born_t)));
ipc_mem_message->count++;
refresh_llm_msg(&info->llm);
#if 1
ccm_debug(LOG_DEBUG, "delivering new membership to %d clients: ",
g_hash_table_size(ccm_hashclient));
if(g_hash_table_size(ccm_hashclient)){
g_hash_table_foreach(ccm_hashclient, display_func, NULL);
}
#else
(void)display_func;
#endif
send_all(CCM_NEW_MEMBERSHIP);
ccm_debug2(LOG_DEBUG, "membership state: new membership");
}
static void
send_message(ccm_client_t *ccm_client, ccm_ipc_t *msg)
{
int send_rc;
int do_warn = 0;
struct IPC_CHANNEL *chan = ccm_client->ccm_ipc_client;
++(msg->count);
do {
send_rc = chan->ops->send(chan, &(msg->ipcmsg));
if (send_rc == IPC_OK)
break;
if (chan->ops->get_chan_status(chan) != IPC_CONNECT) {
ccm_debug(LOG_WARNING,
"Channel is dead. Cannot send message."
" farside_pid=%u", chan->farside_pid);
break;
}
if (10 == ++do_warn) {
cl_log(LOG_WARNING,
"ipc channel blocked, farside_pid=%u, reason: %s",
chan->farside_pid, chan->failreason);
}
/* FIXME this can livelock, if a ccm client does not consume
* its messages! If we want to block, why not set the channel
* to blocking mode in the first place? */
cl_shortsleep();
} while(send_rc == IPC_FAIL);
return;
}
static void
ccm_display_finalize (GObject * object)
{
CCMDisplay *self = CCM_DISPLAY (object);
gint cpt;
ccm_debug ("DISPLAY FINALIZE");
if (self == CCMDefaultDisplay)
CCMDefaultDisplay = NULL;
if (self->priv->registered_damage)
g_object_unref (self->priv->registered_damage);
if (self->priv->nb_screens)
{
for (cpt = 0; cpt < self->priv->nb_screens; ++cpt)
{
if (self->priv->screens[cpt] && CCM_IS_SCREEN (self->priv->screens[cpt]))
{
g_object_unref (self->priv->screens[cpt]);
self->priv->screens[cpt] = NULL;
}
}
self->priv->nb_screens = 0;
g_slice_free1 (sizeof (CCMScreen *) * (self->priv->nb_screens + 1),
self->priv->screens);
}
for (cpt = 0; cpt < CCM_DISPLAY_OPTION_N; ++cpt)
g_object_unref (self->priv->options[cpt]);
G_OBJECT_CLASS (ccm_display_parent_class)->finalize (object);
}
static void
display_func(gpointer key, gpointer value, gpointer user_data)
{
ccm_client_t * ccm_client = (ccm_client_t*) value;
ccm_debug(LOG_DEBUG, "client: pid =%d", ccm_client->ccm_ipc_client->farside_pid);
return;
}
static gboolean
ccm_display_init_glx(CCMDisplay *self)
{
g_return_val_if_fail(self != NULL, FALSE);
if (glXQueryExtension (self->priv->xdisplay,
&self->priv->glx.event_base,
&self->priv->glx.error_base))
{
self->priv->glx.available = TRUE;
ccm_debug ("GLX EVENT BASE: %i", self->priv->glx.event_base);
ccm_debug ("GLX ERROR BASE: %i", self->priv->glx.error_base);
return TRUE;
}
return FALSE;
}
static gboolean
ccm_display_init_xfixes (CCMDisplay * self)
{
g_return_val_if_fail (self != NULL, FALSE);
if (XFixesQueryExtension (self->priv->xdisplay,
&self->priv->fixes.event_base,
&self->priv->fixes.error_base))
{
self->priv->fixes.available = TRUE;
ccm_debug ("FIXES EVENT BASE: %i", self->priv->fixes.event_base);
ccm_debug ("FIXES ERROR BASE: %i", self->priv->fixes.error_base);
return TRUE;
}
return FALSE;
}
static gboolean
ccm_display_init_damage (CCMDisplay * self)
{
g_return_val_if_fail (self != NULL, FALSE);
if (XDamageQueryExtension (self->priv->xdisplay,
&self->priv->damage.event_base,
&self->priv->damage.error_base))
{
self->priv->damage.available = TRUE;
ccm_debug ("DAMAGE EVENT BASE: %i", self->priv->damage.event_base);
ccm_debug ("DAMAGE ERROR BASE: %i", self->priv->damage.error_base);
return TRUE;
}
return FALSE;
}
static gboolean
ccm_display_init_composite (CCMDisplay * self)
{
g_return_val_if_fail (self != NULL, FALSE);
if (XCompositeQueryExtension (self->priv->xdisplay,
&self->priv->composite.event_base,
&self->priv->composite.error_base))
{
self->priv->composite.available = TRUE;
ccm_debug ("COMPOSITE EVENT BASE: %i", self->priv->composite.event_base);
ccm_debug ("COMPOSITE ERROR BASE: %i",
self->priv->composite.error_base);
return TRUE;
}
return FALSE;
}
static int
ccm_display_error_handler (Display * dpy, XErrorEvent * evt)
{
gchar str[128];
XGetErrorText (dpy, evt->error_code, str, 128);
ccm_debug ("ERROR: Xerror: %s", str);
sprintf (str, "%d", evt->request_code);
XGetErrorDatabaseText (dpy, "XRequest", str, "", str, 128);
if (strcmp (str, ""))
ccm_debug ("ERROR: XRequest: (%s)", str);
CCMLastXError = evt->error_code;
ccm_debug_backtrace ();
return 0;
}
static void
ccm_display_process_events (CCMWatch* watch)
{
g_return_if_fail (watch != NULL);
CCMDisplay* self = CCM_DISPLAY (watch);
XEvent xevent;
gboolean have_create_notify = FALSE;
while (!have_create_notify && XEventsQueued (CCM_DISPLAY_XDISPLAY (self), QueuedAfterReading))
{
XNextEvent (CCM_DISPLAY_XDISPLAY (self), &xevent);
ccm_debug ("EVENT %i", xevent.type);
if (xevent.type == self->priv->damage.event_base + XDamageNotify)
{
XDamageNotifyEvent* event_damage = (XDamageNotifyEvent *)&xevent;
CCMDamageCallback* callback;
callback = (CCMDamageCallback*)ccm_set_search (self->priv->registered_damage,
G_TYPE_UINT, NULL, NULL,
(gpointer)event_damage->damage,
(CCMSetValueCompareFunc)ccm_damage_callback_compare_with_damage);
if (callback)
{
g_signal_emit (self, signals[DAMAGE_EVENT], 0, event_damage->damage, callback->drawable);
}
}
else
{
g_signal_emit (self, signals[EVENT], 0, &xevent);
if (xevent.type == CreateNotify)
have_create_notify = TRUE;
}
}
}