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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 /dom/fs/child/FileSystemManagerChild.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 'dom/fs/child/FileSystemManagerChild.cpp')
-rw-r--r--dom/fs/child/FileSystemManagerChild.cpp135
1 files changed, 135 insertions, 0 deletions
diff --git a/dom/fs/child/FileSystemManagerChild.cpp b/dom/fs/child/FileSystemManagerChild.cpp
new file mode 100644
index 0000000000..5c1ecc3eea
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+++ b/dom/fs/child/FileSystemManagerChild.cpp
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+/* -*- 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 "FileSystemManagerChild.h"
+
+#include "FileSystemAccessHandleChild.h"
+#include "FileSystemBackgroundRequestHandler.h"
+#include "FileSystemWritableFileStreamChild.h"
+#include "mozilla/dom/FileSystemSyncAccessHandle.h"
+#include "mozilla/dom/FileSystemWritableFileStream.h"
+
+namespace mozilla::dom {
+
+void FileSystemManagerChild::SetBackgroundRequestHandler(
+ FileSystemBackgroundRequestHandler* aBackgroundRequestHandler) {
+ MOZ_ASSERT(aBackgroundRequestHandler);
+ MOZ_ASSERT(!mBackgroundRequestHandler);
+
+ mBackgroundRequestHandler = aBackgroundRequestHandler;
+}
+
+void FileSystemManagerChild::CloseAllWritables(
+ std::function<void()>&& aCallback) {
+ nsTArray<RefPtr<BoolPromise>> promises;
+ CloseAllWritablesImpl(promises);
+
+ BoolPromise::AllSettled(GetCurrentSerialEventTarget(), promises)
+ ->Then(GetCurrentSerialEventTarget(), __func__,
+ [callback = std::move(aCallback)](
+ const BoolPromise::AllSettledPromiseType::ResolveOrRejectValue&
+ /* aValues */) { callback(); });
+}
+
+#ifdef DEBUG
+bool FileSystemManagerChild::AllSyncAccessHandlesClosed() const {
+ for (const auto& item : ManagedPFileSystemAccessHandleChild()) {
+ auto* child = static_cast<FileSystemAccessHandleChild*>(item);
+ auto* handle = child->MutableAccessHandlePtr();
+
+ if (!handle->IsClosed()) {
+ return false;
+ }
+ }
+
+ return true;
+}
+
+bool FileSystemManagerChild::AllWritableFileStreamsClosed() const {
+ for (const auto& item : ManagedPFileSystemWritableFileStreamChild()) {
+ auto* const child = static_cast<FileSystemWritableFileStreamChild*>(item);
+ auto* const handle = child->MutableWritableFileStreamPtr();
+ if (!handle) {
+ continue;
+ }
+
+ if (!handle->IsDone()) {
+ return false;
+ }
+ }
+
+ return true;
+}
+
+#endif
+
+void FileSystemManagerChild::Shutdown() {
+ if (!CanSend()) {
+ return;
+ }
+
+ Close();
+}
+
+already_AddRefed<PFileSystemWritableFileStreamChild>
+FileSystemManagerChild::AllocPFileSystemWritableFileStreamChild() {
+ return MakeAndAddRef<FileSystemWritableFileStreamChild>();
+}
+
+::mozilla::ipc::IPCResult FileSystemManagerChild::RecvCloseAll(
+ CloseAllResolver&& aResolver) {
+ nsTArray<RefPtr<BoolPromise>> promises;
+
+ // NOTE: getFile() creates blobs that read the data from the child;
+ // we'll need to abort any reads and resolve this call only when all
+ // blobs are closed.
+
+ for (const auto& item : ManagedPFileSystemAccessHandleChild()) {
+ auto* child = static_cast<FileSystemAccessHandleChild*>(item);
+ auto* handle = child->MutableAccessHandlePtr();
+
+ if (handle->IsOpen()) {
+ promises.AppendElement(handle->BeginClose());
+ } else if (handle->IsClosing()) {
+ promises.AppendElement(handle->OnClose());
+ }
+ }
+
+ CloseAllWritablesImpl(promises);
+
+ BoolPromise::AllSettled(GetCurrentSerialEventTarget(), promises)
+ ->Then(GetCurrentSerialEventTarget(), __func__,
+ [resolver = std::move(aResolver)](
+ const BoolPromise::AllSettledPromiseType::ResolveOrRejectValue&
+ /* aValues */) { resolver(NS_OK); });
+
+ return IPC_OK();
+}
+
+void FileSystemManagerChild::ActorDestroy(ActorDestroyReason aWhy) {
+ if (mBackgroundRequestHandler) {
+ mBackgroundRequestHandler->ClearActor();
+ mBackgroundRequestHandler = nullptr;
+ }
+}
+
+template <class T>
+void FileSystemManagerChild::CloseAllWritablesImpl(T& aPromises) {
+ for (const auto& item : ManagedPFileSystemWritableFileStreamChild()) {
+ auto* const child = static_cast<FileSystemWritableFileStreamChild*>(item);
+ auto* const handle = child->MutableWritableFileStreamPtr();
+
+ if (handle) {
+ if (handle->IsOpen()) {
+ aPromises.AppendElement(handle->BeginAbort());
+ } else if (handle->IsFinishing()) {
+ aPromises.AppendElement(handle->OnDone());
+ }
+ }
+ }
+}
+
+} // namespace mozilla::dom