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/dns/ChildDNSService.h | 78 +++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 78 insertions(+)
 create mode 100644 netwerk/dns/ChildDNSService.h

(limited to 'netwerk/dns/ChildDNSService.h')

diff --git a/netwerk/dns/ChildDNSService.h b/netwerk/dns/ChildDNSService.h
new file mode 100644
index 0000000000..611f8b871f
--- /dev/null
+++ b/netwerk/dns/ChildDNSService.h
@@ -0,0 +1,78 @@
+/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* vim: set sw=2 ts=8 et tw=80 : */
+/* 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 mozilla_net_ChildDNSService_h
+#define mozilla_net_ChildDNSService_h
+
+#include "DNSServiceBase.h"
+#include "nsPIDNSService.h"
+#include "mozilla/Attributes.h"
+#include "mozilla/Mutex.h"
+#include "DNSRequestChild.h"
+#include "DNSRequestParent.h"
+#include "nsHashKeys.h"
+#include "nsClassHashtable.h"
+
+namespace mozilla {
+namespace net {
+
+class TRRServiceParent;
+
+class ChildDNSService final : public DNSServiceBase, public nsPIDNSService {
+ public:
+  // AsyncResolve (and CancelAsyncResolve) can be called off-main
+  NS_DECL_ISUPPORTS_INHERITED
+  NS_DECL_NSPIDNSSERVICE
+  NS_DECL_NSIDNSSERVICE
+  NS_DECL_NSIOBSERVER
+
+  ChildDNSService();
+
+  static already_AddRefed<ChildDNSService> GetSingleton();
+
+  void NotifyRequestDone(DNSRequestSender* aDnsRequest);
+
+  void SetTRRDomain(const nsACString& aTRRDomain);
+  void SetTRRModeInChild(nsIDNSService::ResolverMode mode,
+                         nsIDNSService::ResolverMode modeFromPref);
+
+ private:
+  virtual ~ChildDNSService() = default;
+
+  void MOZ_ALWAYS_INLINE GetDNSRecordHashKey(
+      const nsACString& aHost, const nsACString& aTrrServer, int32_t aPort,
+      uint16_t aType, const OriginAttributes& aOriginAttributes,
+      nsIDNSService::DNSFlags aFlags, uintptr_t aListenerAddr,
+      nsACString& aHashKey);
+  nsresult AsyncResolveInternal(const nsACString& hostname, uint16_t type,
+                                nsIDNSService::DNSFlags flags,
+                                nsIDNSAdditionalInfo* aInfo,
+                                nsIDNSListener* listener,
+                                nsIEventTarget* target_,
+                                const OriginAttributes& aOriginAttributes,
+                                nsICancelable** result);
+  nsresult CancelAsyncResolveInternal(
+      const nsACString& aHostname, uint16_t aType,
+      nsIDNSService::DNSFlags aFlags, nsIDNSAdditionalInfo* aInfo,
+      nsIDNSListener* aListener, nsresult aReason,
+      const OriginAttributes& aOriginAttributes);
+
+  // We need to remember pending dns requests to be able to cancel them.
+  nsClassHashtable<nsCStringHashKey, nsTArray<RefPtr<DNSRequestSender>>>
+      mPendingRequests;
+  Mutex mPendingRequestsLock MOZ_UNANNOTATED{"DNSPendingRequestsLock"};
+  RefPtr<TRRServiceParent> mTRRServiceParent;
+
+  nsCString mTRRDomain;
+  // Only set in the content process.
+  nsIDNSService::ResolverMode mTRRMode =
+      nsIDNSService::ResolverMode::MODE_NATIVEONLY;
+};
+
+}  // namespace net
+}  // namespace mozilla
+
+#endif  // mozilla_net_ChildDNSService_h
-- 
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