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57 lines
1.5 KiB
57 lines
1.5 KiB
4 months ago
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// Copyright 2018 The Chromium Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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#ifndef IPC_MESSAGE_VIEW_H_
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#define IPC_MESSAGE_VIEW_H_
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#include <vector>
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#include "base/component_export.h"
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#include "base/containers/span.h"
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#include "base/macros.h"
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#include "ipc/ipc_message.h"
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#include "mojo/public/cpp/base/big_buffer.h"
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#include "mojo/public/interfaces/bindings/native_struct.mojom.h"
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namespace IPC {
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class COMPONENT_EXPORT(IPC_MOJOM) MessageView {
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public:
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MessageView();
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MessageView(
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const Message& message,
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base::Optional<std::vector<mojo::native::SerializedHandlePtr>> handles);
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MessageView(
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mojo_base::BigBufferView buffer_view,
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base::Optional<std::vector<mojo::native::SerializedHandlePtr>> handles);
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MessageView(MessageView&&);
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~MessageView();
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MessageView& operator=(MessageView&&);
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const char* data() const {
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return reinterpret_cast<const char*>(buffer_view_.data().data());
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}
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uint32_t size() const {
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return static_cast<uint32_t>(buffer_view_.data().size());
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}
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mojo_base::BigBufferView TakeBufferView() { return std::move(buffer_view_); }
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base::Optional<std::vector<mojo::native::SerializedHandlePtr>> TakeHandles() {
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return std::move(handles_);
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}
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private:
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mojo_base::BigBufferView buffer_view_;
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base::Optional<std::vector<mojo::native::SerializedHandlePtr>> handles_;
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DISALLOW_COPY_AND_ASSIGN(MessageView);
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};
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} // namespace IPC
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#endif // IPC_MESSAGE_VIEW_H_
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