configd-1061.101.1.tar.gz

[apple/configd.git] / Plugins / KernelEventMonitor / ev_ipv6.c

diff --git a/Plugins/KernelEventMonitor/ev_ipv6.c b/Plugins/KernelEventMonitor/ev_ipv6.c
index 7b9f42e3d1fcc4b0e181400aca22ad74256bbfea..4b3e6bc7015747ea94935c1b566af1197905d00c 100644 (file)
--- a/Plugins/KernelEventMonitor/ev_ipv6.c
+++ b/Plugins/KernelEventMonitor/ev_ipv6.c
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2002-2007, 2011, 2013, 2015 Apple Inc. All rights reserved.
+ * Copyright (c) 2002-2007, 2011, 2013, 2015, 2017, 2018 Apple Inc. All rights reserved.
  *
  * @APPLE_LICENSE_HEADER_START@
  *
@@ -30,7 +30,6 @@
 
 
 #include "eventmon.h"
-#include "cache.h"
 #include "ev_ipv6.h"
 
 #define s6_addr16 __u6_addr.__u6_addr16
@@ -107,7 +106,7 @@ appendPrefixLen(CFMutableDictionaryRef dict, struct sockaddr_in6 *sin6)
        CFArrayRef              prefixLens;
        CFMutableArrayRef       newPrefixLens;
 
-       register int            byte;
+       register size_t         byte;
        register int            bit;
        int                     plen            = 0;
 
@@ -196,7 +195,7 @@ copyIF(CFStringRef key, CFMutableDictionaryRef oldIFs, CFMutableDictionaryRef ne
        if (CFDictionaryGetValueIfPresent(newIFs, key, (const void **)&dict)) {
                newDict = CFDictionaryCreateMutableCopy(NULL, 0, dict);
        } else {
-               dict = cache_SCDynamicStoreCopyValue(store, key);
+               dict = SCDynamicStoreCopyValue(store, key);
                if (dict) {
                        CFDictionarySetValue(oldIFs, key, dict);
                        if (isA_CFDictionary(dict)) {
@@ -236,10 +235,16 @@ updateStore(const void *key, const void *value, void *context)
        if (!dict || !CFEqual(dict, newDict)) {
                if (CFDictionaryGetCount(newDict) > 0) {
                        SC_log(LOG_DEBUG, "Update interface configuration: %@: %@", key, newDict);
-                       cache_SCDynamicStoreSetValue(store, key, newDict);
+                       SCDynamicStoreSetValue(store, key, newDict);
                } else if (dict) {
-                       SC_log(LOG_DEBUG, "Update interface configuration: %@: <removed>", key);
-                       cache_SCDynamicStoreRemoveValue(store, key);
+                       CFDictionaryRef         oldDict;
+
+                       oldDict = SCDynamicStoreCopyValue(store, key);
+                       if (oldDict != NULL) {
+                               SC_log(LOG_DEBUG, "Update interface configuration: %@: <removed>", key);
+                               CFRelease(oldDict);
+                       }
+                       SCDynamicStoreRemoveValue(store, key);
                }
                network_changed = TRUE;
        }
@@ -330,8 +335,8 @@ interface_update_ipv6(struct ifaddrs *ifap, const char *if_name)
                        }
                }
 
-               bzero((char *)&ifr6, sizeof(ifr6));
-               strncpy(ifr6.ifr_name, ifa->ifa_name, sizeof(ifr6.ifr_name));
+               memset((char *)&ifr6, 0, sizeof(ifr6));
+               strlcpy(ifr6.ifr_name, ifa->ifa_name, sizeof(ifr6.ifr_name));
                ifr6.ifr_addr = *sin6;
                if (ioctl(sock, SIOCGIFAFLAG_IN6, &ifr6) == -1) {
                        /* if flags not available for this address */
@@ -431,8 +436,43 @@ ipv6_duplicated_address(const char * if_name, const struct in6_addr * addr,
            CFStringAppendFormat(key, NULL, CFSTR("%s%02x"),
                                 (i == 0) ? "/" : ":", hw_addr_bytes[i]);
        }
-       cache_SCDynamicStoreNotifyValue(store, key);
+       SCDynamicStoreNotifyValue(store, key);
        CFRelease(key);
        CFRelease(prefix);
        CFRelease(if_name_cf);
 }
+
+__private_extern__
+void
+nat64_prefix_request(const char *if_name)
+{
+       CFStringRef             if_name_cf;
+       CFStringRef             key;
+
+       if_name_cf = CFStringCreateWithCString(NULL, if_name, kCFStringEncodingASCII);
+       key = SCDynamicStoreKeyCreateNetworkInterfaceEntity(NULL,
+                                                           kSCDynamicStoreDomainState,
+                                                           if_name_cf,
+                                                           kSCEntNetNAT64PrefixRequest);
+       CFRelease(if_name_cf);
+       SC_log(LOG_DEBUG, "Post NAT64 prefix request: %@", key);
+       SCDynamicStoreNotifyValue(store, key);
+       CFRelease(key);
+}
+
+__private_extern__ void
+ipv6_router_expired(const char *if_name)
+{
+       CFStringRef             if_name_cf;
+       CFStringRef             key;
+
+       if_name_cf = CFStringCreateWithCString(NULL, if_name, kCFStringEncodingASCII);
+       key = SCDynamicStoreKeyCreateNetworkInterfaceEntity(NULL,
+                                                           kSCDynamicStoreDomainState,
+                                                           if_name_cf,
+                                                           kSCEntNetIPv6RouterExpired);
+       CFRelease(if_name_cf);
+       SC_log(LOG_DEBUG, "Post IPv6 Router Expired: %@", key);
+       SCDynamicStoreNotifyValue(store, key);
+       CFRelease(key);
+}