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// Copyright 2018 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef MOJO_PUBLIC_CPP_BASE_SHARED_MEMORY_MOJOM_TRAITS_H_
#define MOJO_PUBLIC_CPP_BASE_SHARED_MEMORY_MOJOM_TRAITS_H_
#include "base/component_export.h"
#include "base/memory/read_only_shared_memory_region.h"
#include "base/memory/unsafe_shared_memory_region.h"
#include "base/memory/writable_shared_memory_region.h"
#include "mojo/public/cpp/bindings/struct_traits.h"
#include "mojo/public/cpp/system/handle.h"
#include "mojo/public/mojom/base/shared_memory.mojom-shared.h"
namespace mojo {
template <>
struct COMPONENT_EXPORT(MOJO_BASE_SHARED_TRAITS)
StructTraits<mojo_base::mojom::ReadOnlySharedMemoryRegionDataView,
base::ReadOnlySharedMemoryRegion> {
static bool IsNull(const base::ReadOnlySharedMemoryRegion& region);
static void SetToNull(base::ReadOnlySharedMemoryRegion* region);
static mojo::ScopedSharedBufferHandle buffer(
base::ReadOnlySharedMemoryRegion& in_region);
static bool Read(mojo_base::mojom::ReadOnlySharedMemoryRegionDataView data,
base::ReadOnlySharedMemoryRegion* out);
};
template <>
struct COMPONENT_EXPORT(MOJO_BASE_SHARED_TRAITS)
StructTraits<mojo_base::mojom::UnsafeSharedMemoryRegionDataView,
base::UnsafeSharedMemoryRegion> {
static bool IsNull(const base::UnsafeSharedMemoryRegion& region);
static void SetToNull(base::UnsafeSharedMemoryRegion* region);
static mojo::ScopedSharedBufferHandle buffer(
base::UnsafeSharedMemoryRegion& in_region);
static bool Read(mojo_base::mojom::UnsafeSharedMemoryRegionDataView data,
base::UnsafeSharedMemoryRegion* out);
};
template <>
struct COMPONENT_EXPORT(MOJO_BASE_SHARED_TRAITS)
StructTraits<mojo_base::mojom::WritableSharedMemoryRegionDataView,
base::WritableSharedMemoryRegion> {
static bool IsNull(const base::WritableSharedMemoryRegion& region);
static void SetToNull(base::WritableSharedMemoryRegion* region);
static mojo::ScopedSharedBufferHandle buffer(
base::WritableSharedMemoryRegion& in_region);
static bool Read(mojo_base::mojom::WritableSharedMemoryRegionDataView data,
base::WritableSharedMemoryRegion* out);
};
} // namespace mojo
#endif // MOJO_PUBLIC_CPP_BASE_SHARED_MEMORY_MOJOM_TRAITS_H_
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