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/*
*
* Copyright 2017 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_CORE_LIB_IOMGR_LOCKFREE_EVENT_H
#define GRPC_CORE_LIB_IOMGR_LOCKFREE_EVENT_H
/* Lock free event notification for file descriptors */
#include <grpc/support/atm.h>
#include "src/core/lib/iomgr/exec_ctx.h"
#ifdef __cplusplus
extern "C" {
#endif
void grpc_lfev_init(gpr_atm *state);
void grpc_lfev_destroy(gpr_atm *state);
bool grpc_lfev_is_shutdown(gpr_atm *state);
void grpc_lfev_notify_on(grpc_exec_ctx *exec_ctx, gpr_atm *state,
grpc_closure *closure, const char *variable);
/* Returns true on first successful shutdown */
bool grpc_lfev_set_shutdown(grpc_exec_ctx *exec_ctx, gpr_atm *state,
grpc_error *shutdown_err);
void grpc_lfev_set_ready(grpc_exec_ctx *exec_ctx, gpr_atm *state,
const char *variable);
#ifdef __cplusplus
}
#endif
#endif /* GRPC_CORE_LIB_IOMGR_LOCKFREE_EVENT_H */
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