chromium/third_party/grpc/src/src/core/lib/event_engine/posix_engine/ev_poll_posix.h

// Copyright 2022 The gRPC Authors
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
//     http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.

#ifndef GRPC_SRC_CORE_LIB_EVENT_ENGINE_POSIX_ENGINE_EV_POLL_POSIX_H
#define GRPC_SRC_CORE_LIB_EVENT_ENGINE_POSIX_ENGINE_EV_POLL_POSIX_H

#include <grpc/support/port_platform.h>

#include <atomic>
#include <memory>
#include <string>

#include "absl/base/thread_annotations.h"
#include "absl/functional/function_ref.h"
#include "absl/strings/string_view.h"

#include <grpc/event_engine/event_engine.h>

#include "src/core/lib/event_engine/poller.h"
#include "src/core/lib/event_engine/posix_engine/event_poller.h"
#include "src/core/lib/event_engine/posix_engine/wakeup_fd_posix.h"
#include "src/core/lib/gprpp/sync.h"

namespace grpc_event_engine {
namespace experimental {

class PollEventHandle;

// Definition of poll based poller.
class PollPoller : public PosixEventPoller { … };

// Return an instance of a poll based poller tied to the specified scheduler.
// It use_phony_poll is true, it implies that the poller is declared
// non-polling and any attempt to schedule a blocking poll will result in a
// crash failure.
PollPoller* MakePollPoller(Scheduler* scheduler, bool use_phony_poll);

}  // namespace experimental
}  // namespace grpc_event_engine

#endif  // GRPC_SRC_CORE_LIB_EVENT_ENGINE_POSIX_ENGINE_EV_POLL_POSIX_H