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/*
*
* Copyright 2014, Google Inc.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are
* met:
*
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above
* copyright notice, this list of conditions and the following disclaimer
* in the documentation and/or other materials provided with the
* distribution.
* * Neither the name of Google Inc. nor the names of its
* contributors may be used to endorse or promote products derived from
* this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
*/
#ifndef __GRPC_INTERNAL_IOMGR_TCP_SERVER_H__
#define __GRPC_INTERNAL_IOMGR_TCP_SERVER_H__
#include "src/core/iomgr/endpoint.h"
/* Forward decl of grpc_tcp_server */
typedef struct grpc_tcp_server grpc_tcp_server;
/* New server callback: tcp is the newly connected tcp connection */
typedef void (*grpc_tcp_server_cb)(void *arg, grpc_endpoint *ep);
/* Create a server, initially not bound to any ports */
grpc_tcp_server *grpc_tcp_server_create(void);
/* Start listening to bound ports */
void grpc_tcp_server_start(grpc_tcp_server *server, grpc_pollset *pollset,
grpc_tcp_server_cb cb, void *cb_arg);
/* Add a port to the server, returning port number on success, or negative
on failure.
The :: and 0.0.0.0 wildcard addresses are treated identically, accepting
both IPv4 and IPv6 connections, but :: is the preferred style. This usually
creates one socket, but possibly two on systems which support IPv6,
but not dualstack sockets.
For raw access to the underlying sockets, see grpc_tcp_server_get_fd(). */
/* TODO(ctiller): deprecate this, and make grpc_tcp_server_add_ports to handle
all of the multiple socket port matching logic in one place */
int grpc_tcp_server_add_port(grpc_tcp_server *s, const void *addr,
int addr_len);
/* Returns the file descriptor of the Nth listening socket on this server,
or -1 if the index is out of bounds.
The file descriptor remains owned by the server, and will be cleaned
up when grpc_tcp_server_destroy is called. */
int grpc_tcp_server_get_fd(grpc_tcp_server *s, unsigned index);
void grpc_tcp_server_destroy(grpc_tcp_server *server);
#endif /* __GRPC_INTERNAL_IOMGR_TCP_SERVER_H__ */
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