__private_extern__
void
link_add(const char *if_name)
{
CFStringRef interface;
CFStringRef cacheKey;
CFDictionaryRef dict;
CFMutableDictionaryRef newDict = NULL;
CFArrayRef ifList;
CFMutableArrayRef newIFList = NULL;
interface = CFStringCreateWithCString(NULL, if_name, kCFStringEncodingMacRoman);
cacheKey = SCDynamicStoreKeyCreateNetworkInterface(NULL,
kSCDynamicStoreDomainState);
dict = cache_SCDynamicStoreCopyValue(store, cacheKey);
if (dict) {
if (isA_CFDictionary(dict)) {
newDict = CFDictionaryCreateMutableCopy(NULL, 0, dict);
ifList = CFDictionaryGetValue(newDict, kSCPropNetInterfaces);
if (isA_CFArray(ifList)) {
newIFList = CFArrayCreateMutableCopy(NULL, 0, ifList);
}
}
CFRelease(dict);
}
if (!newDict) {
newDict = CFDictionaryCreateMutable(NULL,
0,
&kCFTypeDictionaryKeyCallBacks,
&kCFTypeDictionaryValueCallBacks);
}
if (!newIFList) {
newIFList = CFArrayCreateMutable(NULL, 0, &kCFTypeArrayCallBacks);
}
if (CFArrayContainsValue(newIFList,
CFRangeMake(0, CFArrayGetCount(newIFList)),
interface) == FALSE) {
CFArrayAppendValue(newIFList, interface);
CFDictionarySetValue(newDict, kSCPropNetInterfaces, newIFList);
}
cache_SCDynamicStoreSetValue(store, cacheKey, newDict);
link_update_status(if_name, TRUE);
#ifdef KEV_DL_LINK_QUALITY_METRIC_CHANGED
link_update_quality_metric(if_name);
#endif /* KEV_DL_LINK_QUALITY_METRIC_CHANGED */
CFRelease(cacheKey);
CFRelease(interface);
if (newDict) CFRelease(newDict);
if (newIFList) CFRelease(newIFList);
return;
}
static void
processEvent_Apple_Network(struct kern_event_msg *ev_msg)
{
const char * eventName = NULL;
int dataLen = (ev_msg->total_size - KEV_MSG_HEADER_SIZE);
void * event_data = &ev_msg->event_data[0];
Boolean handled = TRUE;
char ifr_name[IFNAMSIZ+1];
switch (ev_msg->kev_subclass) {
case KEV_INET_SUBCLASS : {
eventName = inetEventNameString(ev_msg->event_code);
switch (ev_msg->event_code) {
case KEV_INET_NEW_ADDR :
case KEV_INET_CHANGED_ADDR :
case KEV_INET_ADDR_DELETED :
case KEV_INET_SIFDSTADDR :
case KEV_INET_SIFBRDADDR :
case KEV_INET_SIFNETMASK : {
struct kev_in_data * ev;
ev = (struct kev_in_data *)event_data;
if (dataLen < sizeof(*ev)) {
handled = FALSE;
break;
}
copy_if_name(&ev->link_data, ifr_name, sizeof(ifr_name));
interface_update_ipv4(NULL, ifr_name);
break;
}
case KEV_INET_ARPCOLLISION : {
struct kev_in_collision * ev;
ev = (struct kev_in_collision *)event_data;
if ((dataLen < sizeof(*ev))
|| (dataLen < (sizeof(*ev) + ev->hw_len))) {
handled = FALSE;
break;
}
copy_if_name(&ev->link_data, ifr_name, sizeof(ifr_name));
interface_collision_ipv4(ifr_name,
ev->ia_ipaddr,
ev->hw_len,
ev->hw_addr);
break;
}
default :
handled = FALSE;
break;
}
break;
}
case KEV_INET6_SUBCLASS : {
struct kev_in6_data * ev;
eventName = inet6EventNameString(ev_msg->event_code);
ev = (struct kev_in6_data *)event_data;
switch (ev_msg->event_code) {
case KEV_INET6_NEW_USER_ADDR :
case KEV_INET6_CHANGED_ADDR :
case KEV_INET6_ADDR_DELETED :
case KEV_INET6_NEW_LL_ADDR :
case KEV_INET6_NEW_RTADV_ADDR :
case KEV_INET6_DEFROUTER :
if (dataLen < sizeof(*ev)) {
handled = FALSE;
break;
}
copy_if_name(&ev->link_data, ifr_name, sizeof(ifr_name));
interface_update_ipv6(NULL, ifr_name);
break;
default :
handled = FALSE;
break;
}
break;
}
case KEV_DL_SUBCLASS : {
struct net_event_data * ev;
eventName = dlEventNameString(ev_msg->event_code);
ev = (struct net_event_data *)event_data;
switch (ev_msg->event_code) {
case KEV_DL_IF_ATTACHED :
/*
* new interface added
*/
if (dataLen < sizeof(*ev)) {
handled = FALSE;
break;
}
copy_if_name(ev, ifr_name, sizeof(ifr_name));
link_add(ifr_name);
break;
case KEV_DL_IF_DETACHED :
/*
* interface removed
*/
if (dataLen < sizeof(*ev)) {
handled = FALSE;
break;
}
copy_if_name(ev, ifr_name, sizeof(ifr_name));
link_remove(ifr_name);
break;
case KEV_DL_IF_DETACHING :
/*
* interface detaching
*/
if (dataLen < sizeof(*ev)) {
handled = FALSE;
break;
}
copy_if_name(ev, ifr_name, sizeof(ifr_name));
interface_detaching(ifr_name);
break;
case KEV_DL_SIFFLAGS :
case KEV_DL_SIFMETRICS :
case KEV_DL_SIFMTU :
case KEV_DL_SIFPHYS :
case KEV_DL_SIFMEDIA :
case KEV_DL_SIFGENERIC :
case KEV_DL_ADDMULTI :
case KEV_DL_DELMULTI :
handled = FALSE;
break;
case KEV_DL_PROTO_ATTACHED :
case KEV_DL_PROTO_DETACHED : {
struct kev_dl_proto_data * protoEvent;
protoEvent = (struct kev_dl_proto_data *)event_data;
if (dataLen < sizeof(*protoEvent)) {
handled = FALSE;
break;
}
copy_if_name(&protoEvent->link_data,
ifr_name, sizeof(ifr_name));
if (protoEvent->proto_remaining_count == 0) {
mark_if_down(ifr_name);
} else {
mark_if_up(ifr_name);
}
break;
}
case KEV_DL_LINK_OFF :
case KEV_DL_LINK_ON :
/*
* update the link status in the store
*/
if (dataLen < sizeof(*ev)) {
handled = FALSE;
break;
}
copy_if_name(ev, ifr_name, sizeof(ifr_name));
link_update_status(ifr_name, FALSE);
break;
default :
handled = FALSE;
break;
}
break;
}
case KEV_ATALK_SUBCLASS: {
struct kev_atalk_data * ev;
eventName = atalkEventNameString(ev_msg->event_code);
ev = (struct kev_atalk_data *)event_data;
if (dataLen < sizeof(*ev)) {
handled = FALSE;
break;
}
copy_if_name(&ev->link_data, ifr_name, sizeof(ifr_name));
switch (ev_msg->event_code) {
case KEV_ATALK_ENABLED:
interface_update_atalk_address(ev, ifr_name);
break;
case KEV_ATALK_DISABLED:
interface_update_shutdown_atalk();
break;
case KEV_ATALK_ZONEUPDATED:
interface_update_atalk_zone(ev, ifr_name);
break;
case KEV_ATALK_ROUTERUP:
case KEV_ATALK_ROUTERUP_INVALID:
case KEV_ATALK_ROUTERDOWN:
interface_update_appletalk(NULL, ifr_name);
break;
case KEV_ATALK_ZONELISTCHANGED:
break;
default :
handled = FALSE;
break;
}
break;
}
default :
handled = FALSE;
break;
}
if (handled == FALSE) {
CFStringRef evStr;
evStr = CFStringCreateWithCString(NULL,
(eventName != NULL) ? eventName : "New Apple network subclass",
kCFStringEncodingASCII);
logEvent(evStr, ev_msg);
CFRelease(evStr);
}
return;
}
static void
processEvent_Apple_Network(struct kern_event_msg *ev_msg)
{
const char * eventName = NULL;
int dataLen = (ev_msg->total_size - KEV_MSG_HEADER_SIZE);
void * event_data = &ev_msg->event_data[0];
Boolean handled = TRUE;
char ifr_name[IFNAMSIZ];
switch (ev_msg->kev_subclass) {
case KEV_INET_SUBCLASS : {
eventName = inetEventNameString(ev_msg->event_code);
switch (ev_msg->event_code) {
case KEV_INET_NEW_ADDR :
case KEV_INET_CHANGED_ADDR :
case KEV_INET_ADDR_DELETED :
case KEV_INET_SIFDSTADDR :
case KEV_INET_SIFBRDADDR :
case KEV_INET_SIFNETMASK : {
struct kev_in_data * ev;
ev = (struct kev_in_data *)event_data;
if (dataLen < sizeof(*ev)) {
handled = FALSE;
break;
}
copy_if_name(&ev->link_data, ifr_name, sizeof(ifr_name));
interface_update_ipv4(NULL, ifr_name);
break;
}
case KEV_INET_ARPCOLLISION : {
struct kev_in_collision * ev;
ev = (struct kev_in_collision *)event_data;
if ((dataLen < sizeof(*ev))
|| (dataLen < (sizeof(*ev) + ev->hw_len))) {
handled = FALSE;
break;
}
copy_if_name(&ev->link_data, ifr_name, sizeof(ifr_name));
interface_collision_ipv4(ifr_name,
ev->ia_ipaddr,
ev->hw_len,
ev->hw_addr);
break;
}
#if !TARGET_OS_IPHONE
case KEV_INET_PORTINUSE : {
struct kev_in_portinuse * ev;
ev = (struct kev_in_portinuse *)event_data;
if (dataLen < sizeof(*ev)) {
handled = FALSE;
break;
}
port_in_use_ipv4(ev->port, ev->req_pid);
break;
}
#endif /* !TARGET_OS_IPHONE */
default :
handled = FALSE;
break;
}
break;
}
case KEV_INET6_SUBCLASS : {
struct kev_in6_data * ev;
eventName = inet6EventNameString(ev_msg->event_code);
ev = (struct kev_in6_data *)event_data;
switch (ev_msg->event_code) {
case KEV_INET6_NEW_USER_ADDR :
case KEV_INET6_CHANGED_ADDR :
case KEV_INET6_ADDR_DELETED :
case KEV_INET6_NEW_LL_ADDR :
case KEV_INET6_NEW_RTADV_ADDR :
case KEV_INET6_DEFROUTER :
if (dataLen < sizeof(*ev)) {
handled = FALSE;
break;
}
copy_if_name(&ev->link_data, ifr_name, sizeof(ifr_name));
interface_update_ipv6(NULL, ifr_name);
break;
default :
handled = FALSE;
break;
}
break;
}
case KEV_DL_SUBCLASS : {
struct net_event_data * ev;
eventName = dlEventNameString(ev_msg->event_code);
ev = (struct net_event_data *)event_data;
switch (ev_msg->event_code) {
case KEV_DL_IF_ATTACHED :
/*
* new interface added
*/
if (dataLen < sizeof(*ev)) {
handled = FALSE;
break;
}
copy_if_name(ev, ifr_name, sizeof(ifr_name));
link_add(ifr_name);
break;
case KEV_DL_IF_DETACHED :
/*
* interface removed
*/
if (dataLen < sizeof(*ev)) {
handled = FALSE;
break;
}
copy_if_name(ev, ifr_name, sizeof(ifr_name));
link_remove(ifr_name);
break;
case KEV_DL_IF_DETACHING :
/*
* interface detaching
*/
if (dataLen < sizeof(*ev)) {
handled = FALSE;
break;
}
copy_if_name(ev, ifr_name, sizeof(ifr_name));
interface_detaching(ifr_name);
break;
case KEV_DL_PROTO_ATTACHED :
case KEV_DL_PROTO_DETACHED : {
struct kev_dl_proto_data * protoEvent;
protoEvent = (struct kev_dl_proto_data *)event_data;
if (dataLen < sizeof(*protoEvent)) {
handled = FALSE;
break;
}
copy_if_name(&protoEvent->link_data,
ifr_name, sizeof(ifr_name));
if (protoEvent->proto_remaining_count == 0) {
mark_if_down(ifr_name);
} else {
mark_if_up(ifr_name);
}
break;
}
#ifdef KEV_DL_IF_IDLE_ROUTE_REFCNT
case KEV_DL_IF_IDLE_ROUTE_REFCNT: {
/*
* interface route refcnt idle
*/
if (dataLen < sizeof(*ev)) {
handled = FALSE;
break;
}
copy_if_name(ev, ifr_name, sizeof(ifr_name));
interface_update_idle_state(ifr_name);
break;
}
#endif // KEV_DL_IF_IDLE_ROUTE_REFCNT
case KEV_DL_LINK_OFF :
case KEV_DL_LINK_ON :
/*
* update the link status in the store
*/
if (dataLen < sizeof(*ev)) {
handled = FALSE;
break;
}
copy_if_name(ev, ifr_name, sizeof(ifr_name));
link_update_status(ifr_name, FALSE);
break;
#ifdef KEV_DL_LINK_QUALITY_METRIC_CHANGED
case KEV_DL_LINK_QUALITY_METRIC_CHANGED: {
struct kev_dl_link_quality_metric_data * lqm_data;
lqm_data = (struct kev_dl_link_quality_metric_data *) event_data;
if (dataLen < sizeof(*ev)) {
handled = FALSE;
break;
}
copy_if_name(ev, ifr_name, sizeof(ifr_name));
interface_update_quality_metric(ifr_name,
lqm_data->link_quality_metric);
break;
}
#endif // KEV_DL_LINK_QUALITY_METRIC_CHANGED
#ifdef KEV_DL_ISSUES
case KEV_DL_ISSUES: {
struct kev_dl_issues *issues;
issues = (struct kev_dl_issues *)event_data;
if (dataLen < sizeof(*ev)) {
handled = FALSE;
break;
}
copy_if_name(ev, ifr_name, sizeof(ifr_name));
interface_update_link_issues(ifr_name,
issues->timestamp,
issues->modid,
DLIL_MODIDLEN,
issues->info,
(bcmp(issues->info, info_zero, DLIL_MODIDLEN) != 0)
?DLIL_MODARGLEN
:0);
break;
}
#endif // KEV_DL_ISSUES
case KEV_DL_SIFFLAGS :
case KEV_DL_SIFMETRICS :
case KEV_DL_SIFMTU :
case KEV_DL_SIFPHYS :
case KEV_DL_SIFMEDIA :
case KEV_DL_SIFGENERIC :
case KEV_DL_ADDMULTI :
case KEV_DL_DELMULTI :
case KEV_DL_LINK_ADDRESS_CHANGED :
case KEV_DL_WAKEFLAGS_CHANGED :
#ifdef KEV_DL_IFCAP_CHANGED
case KEV_DL_IFCAP_CHANGED :
#endif // KEV_DL_IFCAP_CHANGED
break;
default :
handled = FALSE;
break;
}
break;
}
#ifdef KEV_ND6_SUBCLASS
case KEV_ND6_SUBCLASS : {
eventName = nd6EventNameString(ev_msg->event_code);
switch (ev_msg->event_code) {
case KEV_KEV_ND6_RA :
break;
default :
handled = FALSE;
break;
}
break;
}
#endif // KEV_ND6_SUBCLASS
case KEV_LOG_SUBCLASS : {
break;
}
default :
handled = FALSE;
break;
}
if (handled == FALSE) {
CFStringRef evStr;
evStr = CFStringCreateWithCString(NULL,
(eventName != NULL) ? eventName : "New Apple network subclass",
kCFStringEncodingASCII);
logEvent(evStr, ev_msg);
CFRelease(evStr);
}
return;
}
