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// Copyright 2017 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef THIRD_PARTY_BLINK_RENDERER_CORE_MOJO_MOJO_HANDLE_H_
#define THIRD_PARTY_BLINK_RENDERER_CORE_MOJO_MOJO_HANDLE_H_
#include "mojo/public/cpp/system/handle.h"
#include "third_party/blink/renderer/bindings/core/v8/v8_typedefs.h"
#include "third_party/blink/renderer/core/core_export.h"
#include "third_party/blink/renderer/platform/bindings/script_wrappable.h"
#include "third_party/blink/renderer/platform/heap/collection_support/heap_vector.h"
namespace blink {
class MojoCreateSharedBufferResult;
class MojoDiscardDataOptions;
class MojoDuplicateBufferHandleOptions;
class MojoHandleSignals;
class MojoMapBufferResult;
class MojoReadDataOptions;
class MojoReadDataResult;
class MojoReadMessageFlags;
class MojoReadMessageResult;
class MojoWatcher;
class MojoWriteDataOptions;
class MojoWriteDataResult;
class ScriptState;
class V8MojoWatchCallback;
class CORE_EXPORT MojoHandle final : public ScriptWrappable {
DEFINE_WRAPPERTYPEINFO();
public:
explicit MojoHandle(mojo::ScopedHandle);
mojo::ScopedHandle TakeHandle();
void close();
MojoWatcher* watch(ScriptState*,
const MojoHandleSignals*,
V8MojoWatchCallback*);
// MessagePipe handle.
MojoResult writeMessage(const V8BufferSource* buffer,
const HeapVector<Member<MojoHandle>>& handles);
MojoReadMessageResult* readMessage(const MojoReadMessageFlags*);
// DataPipe handle.
MojoWriteDataResult* writeData(const V8BufferSource* buffer,
const MojoWriteDataOptions* options);
MojoReadDataResult* queryData() const;
MojoReadDataResult* discardData(unsigned num_bytes,
const MojoDiscardDataOptions*);
MojoReadDataResult* readData(const V8BufferSource* buffer,
const MojoReadDataOptions* options) const;
// SharedBuffer handle.
MojoMapBufferResult* mapBuffer(unsigned offset, unsigned num_bytes);
MojoCreateSharedBufferResult* duplicateBufferHandle(
const MojoDuplicateBufferHandleOptions*);
private:
mojo::ScopedHandle handle_;
};
} // namespace blink
#endif // THIRD_PARTY_BLINK_RENDERER_CORE_MOJO_MOJO_HANDLE_H_
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