From 6bf0a5cb5034a7e684dcc3500e841785237ce2dd Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Sun, 7 Apr 2024 19:32:43 +0200
Subject: Adding upstream version 1:115.7.0.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 dom/localstorage/LocalStorageCommon.cpp | 160 ++++++++++++++++++++++++++++++++
 1 file changed, 160 insertions(+)
 create mode 100644 dom/localstorage/LocalStorageCommon.cpp

(limited to 'dom/localstorage/LocalStorageCommon.cpp')

diff --git a/dom/localstorage/LocalStorageCommon.cpp b/dom/localstorage/LocalStorageCommon.cpp
new file mode 100644
index 0000000000..a5b01e0146
--- /dev/null
+++ b/dom/localstorage/LocalStorageCommon.cpp
@@ -0,0 +1,160 @@
+/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* vim: set ts=8 sts=2 et sw=2 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/. */
+
+#include "LocalStorageCommon.h"
+
+#include <cstdint>
+#include "MainThreadUtils.h"
+#include "mozilla/Assertions.h"
+#include "mozilla/Atomics.h"
+#include "mozilla/Logging.h"
+#include "mozilla/OriginAttributes.h"
+#include "mozilla/Preferences.h"
+#include "mozilla/RefPtr.h"
+#include "mozilla/StaticMutex.h"
+#include "mozilla/StaticPrefs_dom.h"
+#include "mozilla/dom/StorageUtils.h"
+#include "mozilla/dom/quota/ResultExtensions.h"
+#include "mozilla/ipc/PBackgroundSharedTypes.h"
+#include "mozilla/net/MozURL.h"
+#include "mozilla/net/WebSocketFrame.h"
+#include "nsDebug.h"
+#include "nsError.h"
+#include "nsPrintfCString.h"
+#include "nsString.h"
+#include "nsStringFlags.h"
+#include "nsXULAppAPI.h"
+
+namespace mozilla::dom {
+
+using namespace mozilla::net;
+
+namespace {
+
+StaticMutex gNextGenLocalStorageMutex;
+Atomic<int32_t> gNextGenLocalStorageEnabled(-1);
+LazyLogModule gLogger("LocalStorage");
+
+}  // namespace
+
+const char16_t* kLocalStorageType = u"localStorage";
+
+bool NextGenLocalStorageEnabled() {
+  if (XRE_IsParentProcess()) {
+    StaticMutexAutoLock lock(gNextGenLocalStorageMutex);
+
+    if (gNextGenLocalStorageEnabled == -1) {
+      // Ideally all this Mutex stuff would be replaced with just using
+      // an AtStartup StaticPref, but there are concerns about this causing
+      // deadlocks if this access needs to init the AtStartup cache.
+      bool enabled =
+          !StaticPrefs::
+              dom_storage_enable_unsupported_legacy_implementation_DoNotUseDirectly();
+
+      gNextGenLocalStorageEnabled = enabled ? 1 : 0;
+    }
+
+    return !!gNextGenLocalStorageEnabled;
+  }
+
+  return CachedNextGenLocalStorageEnabled();
+}
+
+void RecvInitNextGenLocalStorageEnabled(const bool aEnabled) {
+  MOZ_ASSERT(!XRE_IsParentProcess());
+  MOZ_ASSERT(NS_IsMainThread());
+  MOZ_ASSERT(gNextGenLocalStorageEnabled == -1);
+
+  gNextGenLocalStorageEnabled = aEnabled ? 1 : 0;
+}
+
+bool CachedNextGenLocalStorageEnabled() {
+  MOZ_ASSERT(gNextGenLocalStorageEnabled != -1);
+
+  return !!gNextGenLocalStorageEnabled;
+}
+
+Result<std::pair<nsCString, nsCString>, nsresult> GenerateOriginKey2(
+    const mozilla::ipc::PrincipalInfo& aPrincipalInfo) {
+  OriginAttributes attrs;
+  nsCString spec;
+
+  switch (aPrincipalInfo.type()) {
+    case mozilla::ipc::PrincipalInfo::TNullPrincipalInfo: {
+      const auto& info = aPrincipalInfo.get_NullPrincipalInfo();
+
+      attrs = info.attrs();
+      spec = info.spec();
+
+      break;
+    }
+
+    case mozilla::ipc::PrincipalInfo::TContentPrincipalInfo: {
+      const auto& info = aPrincipalInfo.get_ContentPrincipalInfo();
+
+      attrs = info.attrs();
+      spec = info.spec();
+
+      break;
+    }
+
+    default: {
+      spec.SetIsVoid(true);
+
+      break;
+    }
+  }
+
+  if (spec.IsVoid()) {
+    return Err(NS_ERROR_UNEXPECTED);
+  }
+
+  nsCString originAttrSuffix;
+  attrs.CreateSuffix(originAttrSuffix);
+
+  RefPtr<MozURL> specURL;
+  QM_TRY(MOZ_TO_RESULT(MozURL::Init(getter_AddRefs(specURL), spec)));
+
+  nsCString host(specURL->Host());
+  uint32_t length = host.Length();
+  if (length > 0 && host.CharAt(0) == '[' && host.CharAt(length - 1) == ']') {
+    host = Substring(host, 1, length - 2);
+  }
+
+  nsCString domainOrigin(host);
+
+  if (domainOrigin.IsEmpty()) {
+    // For the file:/// protocol use the exact directory as domain.
+    if (specURL->Scheme().EqualsLiteral("file")) {
+      domainOrigin.Assign(specURL->Directory());
+    }
+  }
+
+  // Append reversed domain
+  nsAutoCString reverseDomain;
+  nsresult rv = StorageUtils::CreateReversedDomain(domainOrigin, reverseDomain);
+  if (NS_FAILED(rv)) {
+    return Err(rv);
+  }
+
+  nsCString originKey = reverseDomain;
+
+  // Append scheme
+  originKey.Append(':');
+  originKey.Append(specURL->Scheme());
+
+  // Append port if any
+  int32_t port = specURL->RealPort();
+  if (port != -1) {
+    originKey.AppendPrintf(":%d", port);
+  }
+
+  return std::make_pair(std::move(originAttrSuffix), std::move(originKey));
+}
+
+LogModule* GetLocalStorageLogger() { return gLogger; }
+
+}  // namespace mozilla::dom
-- 
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