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/*
*
* Copyright 2015 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_TCP_POSIX_H
#define GRPC_CORE_LIB_IOMGR_TCP_POSIX_H
/*
Low level TCP "bottom half" implementation, for use by transports built on
top of a TCP connection.
Note that this file does not (yet) include APIs for creating the socket in
the first place.
All calls passing slice transfer ownership of a slice refcount unless
otherwise specified.
*/
#include "src/core/lib/debug/trace.h"
#include "src/core/lib/iomgr/endpoint.h"
#include "src/core/lib/iomgr/ev_posix.h"
#ifdef __cplusplus
extern "C" {
#endif
extern grpc_tracer_flag grpc_tcp_trace;
/* Create a tcp endpoint given a file desciptor and a read slice size.
Takes ownership of fd. */
grpc_endpoint *grpc_tcp_create(grpc_exec_ctx *exec_ctx, grpc_fd *fd,
const grpc_channel_args *args,
const char *peer_string);
/* Return the tcp endpoint's fd, or -1 if this is not available. Does not
release the fd.
Requires: ep must be a tcp endpoint.
*/
int grpc_tcp_fd(grpc_endpoint *ep);
/* Destroy the tcp endpoint without closing its fd. *fd will be set and done
* will be called when the endpoint is destroyed.
* Requires: ep must be a tcp endpoint and fd must not be NULL. */
void grpc_tcp_destroy_and_release_fd(grpc_exec_ctx *exec_ctx, grpc_endpoint *ep,
int *fd, grpc_closure *done);
#ifdef __cplusplus
}
#endif
#endif /* GRPC_CORE_LIB_IOMGR_TCP_POSIX_H */
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