From 26a029d407be480d791972afb5975cf62c9360a6 Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Fri, 19 Apr 2024 02:47:55 +0200
Subject: Adding upstream version 124.0.1.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 netwerk/dns/DNSUtils.cpp | 81 ++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 81 insertions(+)
 create mode 100644 netwerk/dns/DNSUtils.cpp

(limited to 'netwerk/dns/DNSUtils.cpp')

diff --git a/netwerk/dns/DNSUtils.cpp b/netwerk/dns/DNSUtils.cpp
new file mode 100644
index 0000000000..8101f28116
--- /dev/null
+++ b/netwerk/dns/DNSUtils.cpp
@@ -0,0 +1,81 @@
+/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* vim:set ts=4 sw=2 sts=2 et cin: */
+/* 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/. */
+
+#include "DNSUtils.h"
+
+#include "nsContentUtils.h"
+#include "nsHttpHandler.h"
+#include "nsIHttpChannel.h"
+#include "nsIHttpChannelInternal.h"
+#include "nsIIOService.h"
+#include "mozilla/SyncRunnable.h"
+#include "TRRServiceChannel.h"
+#include "TRRLoadInfo.h"
+
+namespace mozilla {
+namespace net {
+
+static void InitHttpHandler() {
+  nsresult rv;
+  nsCOMPtr<nsIIOService> ios = do_GetIOService(&rv);
+  if (NS_FAILED(rv)) {
+    return;
+  }
+
+  nsCOMPtr<nsIProtocolHandler> handler;
+  rv = ios->GetProtocolHandler("http", getter_AddRefs(handler));
+  if (NS_FAILED(rv)) {
+    return;
+  }
+}
+
+// static
+nsresult DNSUtils::CreateChannelHelper(nsIURI* aUri, nsIChannel** aResult) {
+  *aResult = nullptr;
+
+  if (NS_IsMainThread() && !XRE_IsSocketProcess()) {
+    nsresult rv;
+    nsCOMPtr<nsIIOService> ios(do_GetIOService(&rv));
+    NS_ENSURE_SUCCESS(rv, rv);
+
+    return NS_NewChannel(
+        aResult, aUri, nsContentUtils::GetSystemPrincipal(),
+        nsILoadInfo::SEC_ALLOW_CROSS_ORIGIN_SEC_CONTEXT_IS_NULL,
+        nsIContentPolicy::TYPE_OTHER,
+        nullptr,  // nsICookieJarSettings
+        nullptr,  // PerformanceStorage
+        nullptr,  // aLoadGroup
+        nullptr,  // aCallbacks
+        nsIRequest::LOAD_NORMAL, ios);
+  }
+
+  // Unfortunately, we can only initialize gHttpHandler on main thread.
+  if (!gHttpHandler) {
+    nsCOMPtr<nsIEventTarget> main = GetMainThreadSerialEventTarget();
+    if (main) {
+      // Forward to the main thread synchronously.
+      SyncRunnable::DispatchToThread(
+          main, NS_NewRunnableFunction("InitHttpHandler",
+                                       []() { InitHttpHandler(); }));
+    }
+  }
+
+  if (!gHttpHandler) {
+    return NS_ERROR_UNEXPECTED;
+  }
+
+  RefPtr<TRRLoadInfo> loadInfo =
+      new TRRLoadInfo(aUri, nsIContentPolicy::TYPE_OTHER);
+  return gHttpHandler->CreateTRRServiceChannel(aUri,
+                                               nullptr,   // givenProxyInfo
+                                               0,         // proxyResolveFlags
+                                               nullptr,   // proxyURI
+                                               loadInfo,  // aLoadInfo
+                                               aResult);
+}
+
+}  // namespace net
+}  // namespace mozilla
-- 
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