200 lines
6.0 KiB
C++
Executable File
200 lines
6.0 KiB
C++
Executable File
// Copyright 2013 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 GPU_IPC_COMMON_MAILBOX_MOJOM_H_
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#define GPU_IPC_COMMON_MAILBOX_MOJOM_H_
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#include <stdint.h>
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#include <limits>
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#include <type_traits>
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#include <utility>
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#include "base/callback.h"
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#include "base/macros.h"
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#include "base/optional.h"
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#include "mojo/public/cpp/bindings/mojo_buildflags.h"
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#if BUILDFLAG(MOJO_TRACE_ENABLED)
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#include "base/trace_event/trace_event.h"
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#endif
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#include "mojo/public/cpp/bindings/clone_traits.h"
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#include "mojo/public/cpp/bindings/equals_traits.h"
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#include "mojo/public/cpp/bindings/lib/serialization.h"
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#include "mojo/public/cpp/bindings/struct_ptr.h"
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#include "mojo/public/cpp/bindings/struct_traits.h"
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#include "mojo/public/cpp/bindings/union_traits.h"
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#include "gpu/ipc/common/mailbox.mojom-shared.h"
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#include <string>
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#include <vector>
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#include "mojo/public/cpp/bindings/associated_interface_ptr.h"
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#include "mojo/public/cpp/bindings/associated_interface_ptr_info.h"
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#include "mojo/public/cpp/bindings/associated_interface_request.h"
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#include "mojo/public/cpp/bindings/interface_ptr.h"
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#include "mojo/public/cpp/bindings/interface_request.h"
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#include "mojo/public/cpp/bindings/lib/control_message_handler.h"
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#include "mojo/public/cpp/bindings/raw_ptr_impl_ref_traits.h"
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#include "mojo/public/cpp/bindings/thread_safe_interface_ptr.h"
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#include "mojo/public/cpp/bindings/lib/native_enum_serialization.h"
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#include "mojo/public/cpp/bindings/lib/native_struct_serialization.h"
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#include "gpu/command_buffer/common/mailbox.h"
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namespace gpu {
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namespace mojom {
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class Mailbox;
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using MailboxPtr = mojo::StructPtr<Mailbox>;
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class Mailbox {
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public:
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using DataView = MailboxDataView;
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using Data_ = internal::Mailbox_Data;
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template <typename... Args>
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static MailboxPtr New(Args&&... args) {
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return MailboxPtr(
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base::in_place, std::forward<Args>(args)...);
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}
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template <typename U>
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static MailboxPtr From(const U& u) {
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return mojo::TypeConverter<MailboxPtr, U>::Convert(u);
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}
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template <typename U>
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U To() const {
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return mojo::TypeConverter<U, Mailbox>::Convert(*this);
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}
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Mailbox();
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explicit Mailbox(
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const std::vector<int8_t>& name);
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~Mailbox();
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// Clone() is a template so it is only instantiated if it is used. Thus, the
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// bindings generator does not need to know whether Clone() or copy
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// constructor/assignment are available for members.
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template <typename StructPtrType = MailboxPtr>
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MailboxPtr Clone() const;
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// Equals() is a template so it is only instantiated if it is used. Thus, the
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// bindings generator does not need to know whether Equals() or == operator
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// are available for members.
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template <typename T,
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typename std::enable_if<std::is_same<
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T, Mailbox>::value>::type* = nullptr>
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bool Equals(const T& other) const;
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template <typename UserType>
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static std::vector<uint8_t> Serialize(UserType* input) {
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return mojo::internal::SerializeImpl<
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Mailbox::DataView, std::vector<uint8_t>>(input);
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}
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template <typename UserType>
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static mojo::Message SerializeAsMessage(UserType* input) {
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return mojo::internal::SerializeAsMessageImpl<
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Mailbox::DataView>(input);
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}
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// The returned Message is serialized only if the message is moved
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// cross-process or cross-language. Otherwise if the message is Deserialized
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// as the same UserType |input| will just be moved to |output| in
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// DeserializeFromMessage.
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template <typename UserType>
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static mojo::Message WrapAsMessage(UserType input) {
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return mojo::Message(std::make_unique<
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internal::Mailbox_UnserializedMessageContext<
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UserType, Mailbox::DataView>>(0, 0, std::move(input)));
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}
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template <typename UserType>
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static bool Deserialize(const void* data,
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size_t data_num_bytes,
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UserType* output) {
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return mojo::internal::DeserializeImpl<Mailbox::DataView>(
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data, data_num_bytes, std::vector<mojo::ScopedHandle>(), output, Validate);
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}
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template <typename UserType>
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static bool Deserialize(const std::vector<uint8_t>& input,
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UserType* output) {
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return Mailbox::Deserialize(
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input.size() == 0 ? nullptr : &input.front(), input.size(), output);
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}
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template <typename UserType>
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static bool DeserializeFromMessage(mojo::Message input,
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UserType* output) {
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auto context = input.TakeUnserializedContext<
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internal::Mailbox_UnserializedMessageContext<
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UserType, Mailbox::DataView>>();
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if (context) {
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*output = std::move(context->TakeData());
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return true;
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}
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input.SerializeIfNecessary();
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return mojo::internal::DeserializeImpl<Mailbox::DataView>(
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input.payload(), input.payload_num_bytes(),
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std::move(*input.mutable_handles()), output, Validate);
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}
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std::vector<int8_t> name;
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private:
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static bool Validate(const void* data,
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mojo::internal::ValidationContext* validation_context);
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};
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template <typename StructPtrType>
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MailboxPtr Mailbox::Clone() const {
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return New(
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mojo::Clone(name)
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);
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}
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template <typename T,
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typename std::enable_if<std::is_same<
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T, Mailbox>::value>::type*>
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bool Mailbox::Equals(const T& other_struct) const {
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if (!mojo::Equals(this->name, other_struct.name))
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return false;
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return true;
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}
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} // namespace mojom
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} // namespace gpu
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namespace mojo {
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template <>
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struct StructTraits<::gpu::mojom::Mailbox::DataView,
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::gpu::mojom::MailboxPtr> {
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static bool IsNull(const ::gpu::mojom::MailboxPtr& input) { return !input; }
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static void SetToNull(::gpu::mojom::MailboxPtr* output) { output->reset(); }
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static const decltype(::gpu::mojom::Mailbox::name)& name(
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const ::gpu::mojom::MailboxPtr& input) {
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return input->name;
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}
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static bool Read(::gpu::mojom::Mailbox::DataView input, ::gpu::mojom::MailboxPtr* output);
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};
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} // namespace mojo
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#endif // GPU_IPC_COMMON_MAILBOX_MOJOM_H_
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