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/* Copyright (c) 2019, Codership Oy. All rights reserved.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; version 2 of the License.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*/
/**
* @file This unit implements auxiliary networking functions (for SST purposes)
* It has nothing wsrep related and is not of general purpose.
*/
#ifndef NODE_SOCKET_H
#define NODE_SOCKET_H
#include <stddef.h> // size_t
#include <stdint.h> // uint16_t
typedef struct node_socket node_socket_t;
/**
* Open listening socket at a given address
*
* @return listening socket
*/
extern node_socket_t*
node_socket_listen(const char* host, uint16_t port);
/**
* Connect to a given address.
*
* @return connected socket
*/
extern node_socket_t*
node_socket_connect(const char* addr);
/**
* Wait for connection on a listening socket
* @return connected socket
*/
extern node_socket_t*
node_socket_accept(node_socket_t* s);
/**
* Send a given number of bytes
* @return 0 or a negative error code
*/
extern int
node_socket_send_bytes(node_socket_t* s, const void* buf, size_t len);
/**
* Receive a given number of bytes
* @return 0 or a negative error code
*/
extern int
node_socket_recv_bytes(node_socket_t* s, void* buf, size_t len);
/**
* Release all recources associated with the socket */
extern void
node_socket_close(node_socket_t* s);
#endif /* NODE_SOCKET_H */
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