1 /*- 2 * SPDX-License-Identifier: BSD-2-Clause 3 * 4 * Copyright (c) 2009-2010 The FreeBSD Foundation 5 * All rights reserved. 6 * 7 * This software was developed by Pawel Jakub Dawidek under sponsorship from 8 * the FreeBSD Foundation. 9 * 10 * Redistribution and use in source and binary forms, with or without 11 * modification, are permitted provided that the following conditions 12 * are met: 13 * 1. Redistributions of source code must retain the above copyright 14 * notice, this list of conditions and the following disclaimer. 15 * 2. Redistributions in binary form must reproduce the above copyright 16 * notice, this list of conditions and the following disclaimer in the 17 * documentation and/or other materials provided with the distribution. 18 * 19 * THIS SOFTWARE IS PROVIDED BY THE AUTHORS AND CONTRIBUTORS ``AS IS'' AND 20 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 21 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 22 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHORS OR CONTRIBUTORS BE LIABLE 23 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 24 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 25 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 26 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 27 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 28 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 29 * SUCH DAMAGE. 30 */ 31 32 #ifndef _PROTO_H_ 33 #define _PROTO_H_ 34 35 #include <stdbool.h> /* bool */ 36 #include <stdlib.h> /* size_t */ 37 38 struct proto_conn; 39 40 int proto_client(const char *srcaddr, const char *dstaddr, 41 struct proto_conn **connp); 42 int proto_connect(struct proto_conn *conn, int timeout); 43 int proto_connect_wait(struct proto_conn *conn, int timeout); 44 int proto_server(const char *addr, struct proto_conn **connp); 45 int proto_accept(struct proto_conn *conn, struct proto_conn **newconnp); 46 int proto_send(const struct proto_conn *conn, const void *data, size_t size); 47 int proto_recv(const struct proto_conn *conn, void *data, size_t size); 48 int proto_connection_send(const struct proto_conn *conn, 49 struct proto_conn *mconn); 50 int proto_connection_recv(const struct proto_conn *conn, bool client, 51 struct proto_conn **newconnp); 52 int proto_descriptor(const struct proto_conn *conn); 53 bool proto_address_match(const struct proto_conn *conn, const char *addr); 54 void proto_local_address(const struct proto_conn *conn, char *addr, 55 size_t size); 56 void proto_remote_address(const struct proto_conn *conn, char *addr, 57 size_t size); 58 int proto_timeout(const struct proto_conn *conn, int timeout); 59 void proto_close(struct proto_conn *conn); 60 61 #endif /* !_PROTO_H_ */ 62