From 36d22d82aa202bb199967e9512281e9a53db42c9 Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Sun, 7 Apr 2024 21:33:14 +0200
Subject: Adding upstream version 115.7.0esr.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 netwerk/system/mac/nsNetworkLinkService.h | 88 +++++++++++++++++++++++++++++++
 1 file changed, 88 insertions(+)
 create mode 100644 netwerk/system/mac/nsNetworkLinkService.h

(limited to 'netwerk/system/mac/nsNetworkLinkService.h')

diff --git a/netwerk/system/mac/nsNetworkLinkService.h b/netwerk/system/mac/nsNetworkLinkService.h
new file mode 100644
index 0000000000..d3de10e6a5
--- /dev/null
+++ b/netwerk/system/mac/nsNetworkLinkService.h
@@ -0,0 +1,88 @@
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+#ifndef NSNETWORKLINKSERVICEMAC_H_
+#define NSNETWORKLINKSERVICEMAC_H_
+
+#include "nsINetworkLinkService.h"
+#include "nsIObserver.h"
+#include "nsITimer.h"
+#include "nsString.h"
+#include "mozilla/Mutex.h"
+#include "mozilla/SHA1.h"
+
+#include <netinet/in.h>
+#include <SystemConfiguration/SCNetworkReachability.h>
+#include <SystemConfiguration/SystemConfiguration.h>
+
+using prefix_and_netmask = std::pair<in6_addr, in6_addr>;
+
+class nsNetworkLinkService : public nsINetworkLinkService,
+                             public nsIObserver,
+                             public nsITimerCallback,
+                             public nsINamed {
+ public:
+  NS_DECL_THREADSAFE_ISUPPORTS
+  NS_DECL_NSINETWORKLINKSERVICE
+  NS_DECL_NSIOBSERVER
+  NS_DECL_NSITIMERCALLBACK
+  NS_DECL_NSINAMED
+
+  nsNetworkLinkService();
+
+  nsresult Init();
+  nsresult Shutdown();
+
+  static void HashSortedPrefixesAndNetmasks(
+      std::vector<prefix_and_netmask> prefixAndNetmaskStore,
+      mozilla::SHA1Sum* sha1);
+
+ protected:
+  virtual ~nsNetworkLinkService();
+
+ private:
+  bool mLinkUp;
+  bool mStatusKnown;
+
+  SCNetworkReachabilityRef mReachability;
+  CFRunLoopRef mCFRunLoop;
+  CFRunLoopSourceRef mRunLoopSource;
+  SCDynamicStoreRef mStoreRef;
+
+  bool IPv4NetworkId(mozilla::SHA1Sum* sha1);
+  bool IPv6NetworkId(mozilla::SHA1Sum* sha1);
+
+  void UpdateReachability();
+  void OnIPConfigChanged();
+  void OnNetworkIdChanged();
+  void OnReachabilityChanged();
+  void NotifyObservers(const char* aTopic, const char* aData);
+  static void ReachabilityChanged(SCNetworkReachabilityRef target,
+                                  SCNetworkConnectionFlags flags, void* info);
+  static void NetworkConfigChanged(SCDynamicStoreRef store,
+                                   CFArrayRef changedKeys, void* info);
+  void calculateNetworkIdWithDelay(uint32_t aDelay);
+  void calculateNetworkIdInternal(void);
+  void DNSConfigChanged(uint32_t aDelayMs);
+  void GetDnsSuffixListInternal();
+  bool RoutingFromKernel(nsTArray<nsCString>& aHash);
+  bool RoutingTable(nsTArray<nsCString>& aHash);
+
+  mozilla::Mutex mMutex MOZ_UNANNOTATED;
+  nsCString mNetworkId;
+  nsTArray<nsCString> mDNSSuffixList;
+
+  // The timer used to delay the calculation of network id since it takes some
+  // time to discover the gateway's MAC address.
+  nsCOMPtr<nsITimer> mNetworkIdTimer;
+
+  // Scheduled timers used to delay querying of the DNS suffix list when
+  // triggered by a network change. Guarded by mMutex.
+  nsTArray<nsCOMPtr<nsITimer>> mDNSConfigChangedTimers;
+
+  // IP address used to check the route for public traffic.
+  struct in_addr mRouteCheckIPv4;
+};
+
+#endif /* NSNETWORKLINKSERVICEMAC_H_ */
-- 
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