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>
---
 dom/indexedDB/DatabaseFileManagerImpl.h | 98 +++++++++++++++++++++++++++++++++
 1 file changed, 98 insertions(+)
 create mode 100644 dom/indexedDB/DatabaseFileManagerImpl.h

(limited to 'dom/indexedDB/DatabaseFileManagerImpl.h')

diff --git a/dom/indexedDB/DatabaseFileManagerImpl.h b/dom/indexedDB/DatabaseFileManagerImpl.h
new file mode 100644
index 0000000000..0753adf5ff
--- /dev/null
+++ b/dom/indexedDB/DatabaseFileManagerImpl.h
@@ -0,0 +1,98 @@
+/* -*- 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/. */
+
+#ifndef DOM_INDEXEDDB_DATABASEFILEMANAGERIMPL_H_
+#define DOM_INDEXEDDB_DATABASEFILEMANAGERIMPL_H_
+
+#include "DatabaseFileManager.h"
+
+// local includes
+#include "ActorsParentCommon.h"
+
+// global includes
+#include "mozilla/dom/quota/Assertions.h"
+#include "mozilla/dom/quota/QuotaCommon.h"
+#include "nsIFile.h"
+#include "nsString.h"
+
+namespace mozilla::dom::indexedDB {
+
+template <typename KnownDirEntryOp, typename UnknownDirEntryOp>
+Result<Ok, nsresult> DatabaseFileManager::TraverseFiles(
+    nsIFile& aDirectory, KnownDirEntryOp&& aKnownDirEntryOp,
+    UnknownDirEntryOp&& aUnknownDirEntryOp) {
+  quota::AssertIsOnIOThread();
+
+  QM_TRY_INSPECT(const bool& exists,
+                 MOZ_TO_RESULT_INVOKE_MEMBER(aDirectory, Exists));
+
+  if (!exists) {
+    return Ok{};
+  }
+
+  QM_TRY(quota::CollectEachFile(
+      aDirectory,
+      [&aKnownDirEntryOp, &aUnknownDirEntryOp](
+          const nsCOMPtr<nsIFile>& file) -> Result<Ok, nsresult> {
+        QM_TRY_INSPECT(const auto& dirEntryKind, quota::GetDirEntryKind(*file));
+
+        switch (dirEntryKind) {
+          case quota::nsIFileKind::ExistsAsDirectory: {
+            QM_TRY_INSPECT(
+                const auto& leafName,
+                MOZ_TO_RESULT_INVOKE_MEMBER_TYPED(nsString, file, GetLeafName));
+
+            if (leafName.Equals(kJournalDirectoryName)) {
+              QM_TRY(std::forward<KnownDirEntryOp>(aKnownDirEntryOp)(
+                  *file, /* isDirectory */ true));
+
+              break;
+            }
+
+            Unused << WARN_IF_FILE_IS_UNKNOWN(*file);
+
+            QM_TRY(std::forward<UnknownDirEntryOp>(aUnknownDirEntryOp)(
+                *file, /* isDirectory */ true));
+
+            break;
+          }
+
+          case quota::nsIFileKind::ExistsAsFile: {
+            QM_TRY_INSPECT(
+                const auto& leafName,
+                MOZ_TO_RESULT_INVOKE_MEMBER_TYPED(nsString, file, GetLeafName));
+
+            nsresult rv;
+            leafName.ToInteger64(&rv);
+            if (NS_SUCCEEDED(rv)) {
+              QM_TRY(std::forward<KnownDirEntryOp>(aKnownDirEntryOp)(
+                  *file, /* isDirectory */ false));
+
+              break;
+            }
+
+            Unused << WARN_IF_FILE_IS_UNKNOWN(*file);
+
+            QM_TRY(std::forward<UnknownDirEntryOp>(aUnknownDirEntryOp)(
+                *file, /* isDirectory */ false));
+
+            break;
+          }
+
+          case quota::nsIFileKind::DoesNotExist:
+            // Ignore files that got removed externally while iterating.
+            break;
+        }
+
+        return Ok{};
+      }));
+
+  return Ok{};
+}
+
+}  // namespace mozilla::dom::indexedDB
+
+#endif  // DOM_INDEXEDDB_DATABASEFILEMANAGERIMPL_H_
-- 
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