static void * /* O - Return status/value */
sysEventThreadEntry(void)
{
io_object_t powerNotifierObj;
/* Power notifier object */
IONotificationPortRef powerNotifierPort;
/* Power notifier port */
SCDynamicStoreRef store = NULL;/* System Config dynamic store */
CFRunLoopSourceRef powerRLS = NULL,/* Power runloop source */
storeRLS = NULL;/* System Config runloop source */
CFStringRef key[6], /* System Config keys */
pattern[2]; /* System Config patterns */
CFArrayRef keys = NULL, /* System Config key array*/
patterns = NULL;/* System Config pattern array */
SCDynamicStoreContext storeContext; /* Dynamic store context */
CFRunLoopTimerContext timerContext; /* Timer context */
cupsd_thread_data_t threadData; /* Thread context data for the *
* runloop notifiers */
/*
* Register for power state change notifications
*/
bzero(&threadData, sizeof(threadData));
threadData.sysevent.powerKernelPort =
IORegisterForSystemPower(&threadData, &powerNotifierPort,
sysEventPowerNotifier, &powerNotifierObj);
if (threadData.sysevent.powerKernelPort)
{
powerRLS = IONotificationPortGetRunLoopSource(powerNotifierPort);
CFRunLoopAddSource(CFRunLoopGetCurrent(), powerRLS, kCFRunLoopDefaultMode);
}
else
DEBUG_puts("sysEventThreadEntry: error registering for system power "
"notifications");
/*
* Register for system configuration change notifications
*/
bzero(&storeContext, sizeof(storeContext));
storeContext.info = &threadData;
store = SCDynamicStoreCreate(kCFAllocatorDefault, CFSTR("cupsd"),
sysEventConfigurationNotifier, &storeContext);
if (!ComputerNameKey)
ComputerNameKey = SCDynamicStoreKeyCreateComputerName(kCFAllocatorDefault);
if (!BTMMKey)
BTMMKey = SCDynamicStoreKeyCreate(kCFAllocatorDefault,
CFSTR("Setup:/Network/BackToMyMac"));
if (!NetworkGlobalKeyIPv4)
NetworkGlobalKeyIPv4 =
SCDynamicStoreKeyCreateNetworkGlobalEntity(kCFAllocatorDefault,
kSCDynamicStoreDomainState,
kSCEntNetIPv4);
if (!NetworkGlobalKeyIPv6)
NetworkGlobalKeyIPv6 =
SCDynamicStoreKeyCreateNetworkGlobalEntity(kCFAllocatorDefault,
kSCDynamicStoreDomainState,
kSCEntNetIPv6);
if (!NetworkGlobalKeyDNS)
NetworkGlobalKeyDNS =
SCDynamicStoreKeyCreateNetworkGlobalEntity(kCFAllocatorDefault,
kSCDynamicStoreDomainState,
kSCEntNetDNS);
if (!HostNamesKey)
HostNamesKey = SCDynamicStoreKeyCreateHostNames(kCFAllocatorDefault);
if (!NetworkInterfaceKeyIPv4)
NetworkInterfaceKeyIPv4 =
SCDynamicStoreKeyCreateNetworkInterfaceEntity(kCFAllocatorDefault,
kSCDynamicStoreDomainState,
kSCCompAnyRegex,
kSCEntNetIPv4);
if (!NetworkInterfaceKeyIPv6)
NetworkInterfaceKeyIPv6 =
SCDynamicStoreKeyCreateNetworkInterfaceEntity(kCFAllocatorDefault,
kSCDynamicStoreDomainState,
kSCCompAnyRegex,
kSCEntNetIPv6);
if (store && ComputerNameKey && HostNamesKey &&
NetworkGlobalKeyIPv4 && NetworkGlobalKeyIPv6 && NetworkGlobalKeyDNS &&
NetworkInterfaceKeyIPv4 && NetworkInterfaceKeyIPv6)
{
key[0] = ComputerNameKey;
key[1] = BTMMKey;
key[2] = NetworkGlobalKeyIPv4;
key[3] = NetworkGlobalKeyIPv6;
key[4] = NetworkGlobalKeyDNS;
key[5] = HostNamesKey;
pattern[0] = NetworkInterfaceKeyIPv4;
pattern[1] = NetworkInterfaceKeyIPv6;
keys = CFArrayCreate(kCFAllocatorDefault, (const void **)key,
sizeof(key) / sizeof(key[0]),
&kCFTypeArrayCallBacks);
patterns = CFArrayCreate(kCFAllocatorDefault, (const void **)pattern,
sizeof(pattern) / sizeof(pattern[0]),
&kCFTypeArrayCallBacks);
if (keys && patterns &&
SCDynamicStoreSetNotificationKeys(store, keys, patterns))
{
if ((storeRLS = SCDynamicStoreCreateRunLoopSource(kCFAllocatorDefault,
store, 0)) != NULL)
{
CFRunLoopAddSource(CFRunLoopGetCurrent(), storeRLS,
kCFRunLoopDefaultMode);
}
else
DEBUG_printf(("sysEventThreadEntry: SCDynamicStoreCreateRunLoopSource "
"failed: %s\n", SCErrorString(SCError())));
}
else
DEBUG_printf(("sysEventThreadEntry: SCDynamicStoreSetNotificationKeys "
"failed: %s\n", SCErrorString(SCError())));
}
else
DEBUG_printf(("sysEventThreadEntry: SCDynamicStoreCreate failed: %s\n",
SCErrorString(SCError())));
if (keys)
CFRelease(keys);
if (patterns)
CFRelease(patterns);
/*
* Set up a timer to delay the wake change notifications.
*
* The initial time is set a decade or so into the future, we'll adjust
* this later.
*/
bzero(&timerContext, sizeof(timerContext));
timerContext.info = &threadData;
threadData.timerRef =
CFRunLoopTimerCreate(kCFAllocatorDefault,
CFAbsoluteTimeGetCurrent() + (86400L * 365L * 10L),
86400L * 365L * 10L, 0, 0, sysEventTimerNotifier,
&timerContext);
CFRunLoopAddTimer(CFRunLoopGetCurrent(), threadData.timerRef,
kCFRunLoopDefaultMode);
/*
* Store our runloop in a global so the main thread can use it to stop us.
*/
pthread_mutex_lock(&SysEventThreadMutex);
SysEventRunloop = CFRunLoopGetCurrent();
pthread_cond_signal(&SysEventThreadCond);
pthread_mutex_unlock(&SysEventThreadMutex);
/*
* Disappear into the runloop until it's stopped by the main thread.
*/
CFRunLoopRun();
/*
* Clean up before exiting.
*/
if (threadData.timerRef)
{
CFRunLoopRemoveTimer(CFRunLoopGetCurrent(), threadData.timerRef,
kCFRunLoopDefaultMode);
CFRelease(threadData.timerRef);
}
if (threadData.sysevent.powerKernelPort)
{
CFRunLoopRemoveSource(CFRunLoopGetCurrent(), powerRLS,
kCFRunLoopDefaultMode);
IODeregisterForSystemPower(&powerNotifierObj);
IOServiceClose(threadData.sysevent.powerKernelPort);
IONotificationPortDestroy(powerNotifierPort);
}
if (storeRLS)
{
CFRunLoopRemoveSource(CFRunLoopGetCurrent(), storeRLS,
kCFRunLoopDefaultMode);
CFRunLoopSourceInvalidate(storeRLS);
CFRelease(storeRLS);
}
if (store)
CFRelease(store);
pthread_exit(NULL);
}
__private_extern__
void
load_smb_configuration(Boolean verbose)
{
CFStringRef key;
CFMutableArrayRef keys = NULL;
dispatch_block_t notify_block;
Boolean ok;
CFMutableArrayRef patterns = NULL;
uint32_t status;
/* initialize a few globals */
store = SCDynamicStoreCreate(NULL, CFSTR("smb-configuration"), configuration_changed, NULL);
if (store == NULL) {
my_log(LOG_ERR,
"SCDynamicStoreCreate() failed: %s",
SCErrorString(SCError()));
goto error;
}
/* establish notification keys and patterns */
keys = CFArrayCreateMutable(NULL, 0, &kCFTypeArrayCallBacks);
patterns = CFArrayCreateMutable(NULL, 0, &kCFTypeArrayCallBacks);
/* ...watch for SMB configuration changes */
key = SCDynamicStoreKeyCreateNetworkGlobalEntity(NULL,
kSCDynamicStoreDomainState,
kSCEntNetSMB);
CFArrayAppendValue(keys, key);
CFRelease(key);
/* ...watch for ComputerName changes */
key = SCDynamicStoreKeyCreateComputerName(NULL);
CFArrayAppendValue(keys, key);
CFRelease(key);
/* ...watch for local (multicast DNS) hostname changes */
key = SCDynamicStoreKeyCreateHostNames(NULL);
CFArrayAppendValue(keys, key);
CFRelease(key);
/* register the keys/patterns */
ok = SCDynamicStoreSetNotificationKeys(store, keys, patterns);
CFRelease(keys);
CFRelease(patterns);
if (!ok) {
my_log(LOG_ERR,
"SCDynamicStoreSetNotificationKeys() failed: %s",
SCErrorString(SCError()));
goto error;
}
rl = CFRunLoopGetCurrent();
rls = SCDynamicStoreCreateRunLoopSource(NULL, store, 0);
if (rls == NULL) {
my_log(LOG_ERR,
"SCDynamicStoreCreateRunLoopSource() failed: %s",
SCErrorString(SCError()));
goto error;
}
CFRunLoopAddSource(rl, rls, kCFRunLoopDefaultMode);
/* ...watch for primary service/interface and DNS configuration changes */
notify_block = ^{
CFArrayRef changes;
CFStringRef key;
key = SCDynamicStoreKeyCreateNetworkGlobalEntity(NULL,
kSCDynamicStoreDomainState,
kSCEntNetDNS);
changes = CFArrayCreate(NULL, (const void **)&key, 1, &kCFTypeArrayCallBacks);
(*configuration_changed)(store, changes, NULL);
CFRelease(changes);
CFRelease(key);
return;
};
status = notify_register_dispatch(_SC_NOTIFY_NETWORK_CHANGE,
¬ify_token,
dispatch_get_main_queue(),
^(int token){
CFRunLoopPerformBlock(rl,
kCFRunLoopDefaultMode,
notify_block);
CFRunLoopWakeUp(rl);
});
/* This code adapted from "Living in a Dynamic TCP/IP Environment" technote. */
static Boolean
install_ipaddr_source (void)
{
CFRunLoopSourceRef source = NULL;
SCDynamicStoreContext context = {0};
SCDynamicStoreRef ref;
ref = SCDynamicStoreCreate (NULL,
CFSTR ("AddIPAddressListChangeCallbackSCF"),
ipaddr_callback, &context);
if (ref != NULL)
{
const void *keys[4], *patterns[2];
int i;
keys[0] = SCDynamicStoreKeyCreateNetworkGlobalEntity (NULL, kSCDynamicStoreDomainState, kSCEntNetIPv4);
keys[1] = SCDynamicStoreKeyCreateNetworkGlobalEntity (NULL, kSCDynamicStoreDomainState, kSCEntNetIPv6);
keys[2] = SCDynamicStoreKeyCreateComputerName (NULL);
keys[3] = SCDynamicStoreKeyCreateHostNames (NULL);
patterns[0] = SCDynamicStoreKeyCreateNetworkInterfaceEntity (NULL, kSCDynamicStoreDomainState, kSCCompAnyRegex, kSCEntNetIPv4);
patterns[1] = SCDynamicStoreKeyCreateNetworkInterfaceEntity (NULL, kSCDynamicStoreDomainState, kSCCompAnyRegex, kSCEntNetIPv6);
if (keys[0] != NULL && keys[1] != NULL && keys[2] != NULL
&& keys[3] != NULL && patterns[0] != NULL && patterns[1] != NULL)
{
CFArrayRef key_array, pattern_array;
key_array = CFArrayCreate (NULL, keys, 4, &kCFTypeArrayCallBacks);
pattern_array = CFArrayCreate (NULL, patterns, 2, &kCFTypeArrayCallBacks);
if (key_array != NULL || pattern_array != NULL)
{
SCDynamicStoreSetNotificationKeys (ref, key_array, pattern_array);
source = SCDynamicStoreCreateRunLoopSource (NULL, ref, 0);
}
if (key_array != NULL)
CFRelease (key_array);
if (pattern_array != NULL)
CFRelease (pattern_array);
}
for (i = 0; i < 4; i++)
if (keys[i] != NULL)
CFRelease (keys[i]);
for (i = 0; i < 2; i++)
if (patterns[i] != NULL)
CFRelease (patterns[i]);
CFRelease (ref);
}
if (source != NULL)
{
CFRunLoopAddSource (CFRunLoopGetCurrent (),
source, kCFRunLoopDefaultMode);
CFRelease (source);
}
return source != NULL;
}
