SerialPortIPCTypes.h

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/* 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 mozilla_dom_SerialPortIPCTypes_h

#define mozilla_dom_SerialPortIPCTypes_h

#include "ipc/EnumSerializer.h"

#include "mozilla/dom/BindingIPCUtils.h"

#include "mozilla/dom/SerialPortBinding.h"

namespace mozilla::dom {

constexpr uint32_t kMaxSerialBufferSize = 16u * 1024u * 1024u;  // 16 MiB

// Outcome of a parent-driven RequestPort IPC call. The parent drives the

// chooser UI and grant tracking; this is what it reports back to content so

// that Serial::RequestPort can reject the promise with the correct DOM

// exception type.

enum class RequestPortReason : uint8_t {

  Granted,        // User picked a port; the port field is set.

  UserCancelled,  // User dismissed the chooser.

  AddonDenied,    // Site permission addon installation was denied.

  InternalError,  // IPC/prompt setup failed.

  EndGuard_

};

}  // namespace mozilla::dom

namespace IPC {

template <>

struct ParamTraits<mozilla::dom::ParityType>

    : public mozilla::dom::WebIDLEnumSerializer<mozilla::dom::ParityType> {};

template <>

struct ParamTraits<mozilla::dom::FlowControlType>

    : public mozilla::dom::WebIDLEnumSerializer<mozilla::dom::FlowControlType> {

};

template <>

struct ParamTraits<mozilla::dom::RequestPortReason>

    : public ContiguousEnumSerializer<

          mozilla::dom::RequestPortReason,

          mozilla::dom::RequestPortReason::Granted,

          mozilla::dom::RequestPortReason::EndGuard_> {};

}  // namespace IPC

#endif  // mozilla_dom_SerialPortIPCTypes_h