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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/api/FileSystemSyncAccessHandle.h
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/api/FileSystemSyncAccessHandle.h')
-rw-r--r--dom/fs/api/FileSystemSyncAccessHandle.h133
1 files changed, 133 insertions, 0 deletions
diff --git a/dom/fs/api/FileSystemSyncAccessHandle.h b/dom/fs/api/FileSystemSyncAccessHandle.h
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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/. */
+
+#ifndef DOM_FS_FILESYSTEMSYNCACCESSHANDLE_H_
+#define DOM_FS_FILESYSTEMSYNCACCESSHANDLE_H_
+
+#include "mozilla/dom/PFileSystemManager.h"
+#include "mozilla/dom/quota/ForwardDecls.h"
+#include "nsCOMPtr.h"
+#include "nsISupports.h"
+#include "nsWrapperCache.h"
+
+class nsIGlobalObject;
+
+namespace mozilla {
+
+class ErrorResult;
+class TaskQueue;
+
+namespace dom {
+
+class FileSystemAccessHandleChild;
+class FileSystemAccessHandleControlChild;
+struct FileSystemReadWriteOptions;
+class FileSystemManager;
+class MaybeSharedArrayBufferViewOrMaybeSharedArrayBuffer;
+class Promise;
+class StrongWorkerRef;
+
+class FileSystemSyncAccessHandle final : public nsISupports,
+ public nsWrapperCache {
+ public:
+ enum struct State : uint8_t { Initial = 0, Open, Closing, Closed };
+
+ static Result<RefPtr<FileSystemSyncAccessHandle>, nsresult> Create(
+ nsIGlobalObject* aGlobal, RefPtr<FileSystemManager>& aManager,
+ mozilla::ipc::RandomAccessStreamParams&& aStreamParams,
+ mozilla::ipc::ManagedEndpoint<PFileSystemAccessHandleChild>&&
+ aAccessHandleChildEndpoint,
+ mozilla::ipc::Endpoint<PFileSystemAccessHandleControlChild>&&
+ aAccessHandleControlChildEndpoint,
+ const fs::FileSystemEntryMetadata& aMetadata);
+
+ NS_DECL_CYCLE_COLLECTING_ISUPPORTS
+ NS_DECL_CYCLE_COLLECTION_WRAPPERCACHE_CLASS(FileSystemSyncAccessHandle)
+
+ void LastRelease();
+
+ void ClearActor();
+
+ void ClearControlActor();
+
+ bool IsOpen() const;
+
+ bool IsClosing() const;
+
+ bool IsClosed() const;
+
+ [[nodiscard]] RefPtr<BoolPromise> BeginClose();
+
+ [[nodiscard]] RefPtr<BoolPromise> OnClose();
+
+ // WebIDL Boilerplate
+ nsIGlobalObject* GetParentObject() const;
+
+ JSObject* WrapObject(JSContext* aCx,
+ JS::Handle<JSObject*> aGivenProto) override;
+
+ // WebIDL Interface
+ uint64_t Read(
+ const MaybeSharedArrayBufferViewOrMaybeSharedArrayBuffer& aBuffer,
+ const FileSystemReadWriteOptions& aOptions, ErrorResult& aRv);
+
+ uint64_t Write(
+ const MaybeSharedArrayBufferViewOrMaybeSharedArrayBuffer& aBuffer,
+ const FileSystemReadWriteOptions& aOptions, ErrorResult& aRv);
+
+ void Truncate(uint64_t aSize, ErrorResult& aError);
+
+ uint64_t GetSize(ErrorResult& aError);
+
+ void Flush(ErrorResult& aError);
+
+ void Close();
+
+ private:
+ FileSystemSyncAccessHandle(
+ nsIGlobalObject* aGlobal, RefPtr<FileSystemManager>& aManager,
+ mozilla::ipc::RandomAccessStreamParams&& aStreamParams,
+ RefPtr<FileSystemAccessHandleChild> aActor,
+ RefPtr<FileSystemAccessHandleControlChild> aControlActor,
+ RefPtr<TaskQueue> aIOTaskQueue,
+ const fs::FileSystemEntryMetadata& aMetadata);
+
+ virtual ~FileSystemSyncAccessHandle();
+
+ uint64_t ReadOrWrite(
+ const MaybeSharedArrayBufferViewOrMaybeSharedArrayBuffer& aBuffer,
+ const FileSystemReadWriteOptions& aOptions, const bool aRead,
+ ErrorResult& aRv);
+
+ nsresult EnsureStream();
+
+ nsCOMPtr<nsIGlobalObject> mGlobal;
+
+ RefPtr<FileSystemManager> mManager;
+
+ RefPtr<FileSystemAccessHandleChild> mActor;
+
+ RefPtr<FileSystemAccessHandleControlChild> mControlActor;
+
+ RefPtr<TaskQueue> mIOTaskQueue;
+
+ nsCOMPtr<nsIRandomAccessStream> mStream;
+
+ RefPtr<StrongWorkerRef> mWorkerRef;
+
+ MozPromiseHolder<BoolPromise> mClosePromiseHolder;
+
+ mozilla::ipc::RandomAccessStreamParams mStreamParams;
+
+ const fs::FileSystemEntryMetadata mMetadata;
+
+ State mState;
+};
+
+} // namespace dom
+} // namespace mozilla
+
+#endif // DOM_FS_FILESYSTEMSYNCACCESSHANDLE_H_