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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-19 00:47:55 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-19 00:47:55 +0000
commit26a029d407be480d791972afb5975cf62c9360a6 (patch)
treef435a8308119effd964b339f76abb83a57c29483 /browser/components/migration/nsEdgeMigrationUtils.cpp
parentInitial commit. (diff)
downloadfirefox-26a029d407be480d791972afb5975cf62c9360a6.tar.xz
firefox-26a029d407be480d791972afb5975cf62c9360a6.zip
Adding upstream version 124.0.1.upstream/124.0.1
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'browser/components/migration/nsEdgeMigrationUtils.cpp')
-rw-r--r--browser/components/migration/nsEdgeMigrationUtils.cpp61
1 files changed, 61 insertions, 0 deletions
diff --git a/browser/components/migration/nsEdgeMigrationUtils.cpp b/browser/components/migration/nsEdgeMigrationUtils.cpp
new file mode 100644
index 0000000000..a8d76c1405
--- /dev/null
+++ b/browser/components/migration/nsEdgeMigrationUtils.cpp
@@ -0,0 +1,61 @@
+/* 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 "nsEdgeMigrationUtils.h"
+
+#include "mozilla/dom/Promise.h"
+#include "nsCOMPtr.h"
+#include "nsIEventTarget.h"
+
+#include <windows.h>
+
+namespace mozilla {
+
+NS_IMPL_ISUPPORTS(nsEdgeMigrationUtils, nsIEdgeMigrationUtils)
+
+NS_IMETHODIMP
+nsEdgeMigrationUtils::IsDbLocked(nsIFile* aFile, JSContext* aCx,
+ dom::Promise** aPromise) {
+ NS_ENSURE_ARG_POINTER(aFile);
+
+ nsString path;
+ nsresult rv = aFile->GetPath(path);
+ NS_ENSURE_SUCCESS(rv, rv);
+
+ ErrorResult err;
+ RefPtr<dom::Promise> promise =
+ dom::Promise::Create(xpc::CurrentNativeGlobal(aCx), err);
+
+ if (MOZ_UNLIKELY(err.Failed())) {
+ return err.StealNSResult();
+ }
+
+ nsMainThreadPtrHandle<dom::Promise> promiseHolder(
+ new nsMainThreadPtrHolder<dom::Promise>("nsEdgeMigrationUtils Promise",
+ promise));
+
+ NS_DispatchBackgroundTask(NS_NewRunnableFunction(
+ __func__,
+ [promiseHolder = std::move(promiseHolder), path = std::move(path)]() {
+ HANDLE file = ::CreateFileW(path.get(), GENERIC_READ, FILE_SHARE_READ,
+ nullptr, OPEN_EXISTING, 0, nullptr);
+
+ bool locked = true;
+ if (file != INVALID_HANDLE_VALUE) {
+ locked = false;
+ ::CloseHandle(file);
+ }
+
+ NS_DispatchToMainThread(NS_NewRunnableFunction(
+ __func__, [promiseHolder = std::move(promiseHolder), locked]() {
+ promiseHolder.get()->MaybeResolve(locked);
+ }));
+ }));
+
+ promise.forget(aPromise);
+
+ return NS_OK;
+}
+
+} // namespace mozilla