GCC Code Coverage Report
Directory: ./ Exec Total Coverage
File: usr.bin/talk/ctl.c Lines: 0 20 0.0 %
Date: 2016-12-06 Branches: 0 12 0.0 %

Line Branch Exec Source
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/*	$OpenBSD: ctl.c,v 1.13 2016/02/01 07:29:25 mestre Exp $	*/
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/*	$NetBSD: ctl.c,v 1.3 1994/12/09 02:14:10 jtc Exp $	*/
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/*
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 * Copyright (c) 1983, 1993
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 *	The Regents of the University of California.  All rights reserved.
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 *
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 * Redistribution and use in source and binary forms, with or without
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 * modification, are permitted provided that the following conditions
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 * are met:
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 * 1. Redistributions of source code must retain the above copyright
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 *    notice, this list of conditions and the following disclaimer.
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 * 2. Redistributions in binary form must reproduce the above copyright
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 *    notice, this list of conditions and the following disclaimer in the
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 *    documentation and/or other materials provided with the distribution.
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 * 3. Neither the name of the University nor the names of its contributors
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 *    may be used to endorse or promote products derived from this software
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 *    without specific prior written permission.
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 *
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 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
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 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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 * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
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 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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 * SUCH DAMAGE.
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 */
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/*
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 * This file handles haggling with the various talk daemons to
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 * get a socket to talk to. sockt is opened and connected in
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 * the progress
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 */
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#include <sys/socket.h>
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#include <arpa/inet.h>
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#include "talk.h"
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struct	sockaddr_in daemon_addr = { sizeof(daemon_addr), AF_INET };
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struct	sockaddr_in ctl_addr = { sizeof(ctl_addr), AF_INET };
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struct	sockaddr_in my_addr = { sizeof(my_addr), AF_INET };
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	/* inet addresses of the two machines */
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struct	in_addr my_machine_addr;
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struct	in_addr his_machine_addr;
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u_short daemon_port;	/* port number of the talk daemon */
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int	ctl_sockt;
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int	sockt;
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int	invitation_waiting;
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CTL_MSG msg;
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void
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open_sockt(void)
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{
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	socklen_t length;
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	my_addr.sin_addr = my_machine_addr;
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	my_addr.sin_port = 0;
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	sockt = socket(AF_INET, SOCK_STREAM, 0);
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	if (sockt == -1)
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		quit("Bad socket", 1);
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	if (bind(sockt, (struct sockaddr *)&my_addr, sizeof(my_addr)) != 0)
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		quit("Binding local socket", 1);
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	length = sizeof(my_addr);
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	if (getsockname(sockt, (struct sockaddr *)&my_addr, &length) == -1)
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		quit("Bad address for socket", 1);
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}
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/* open the ctl socket */
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void
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open_ctl(void)
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{
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	socklen_t length;
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	ctl_addr.sin_port = 0;
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	ctl_addr.sin_addr = my_machine_addr;
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	ctl_sockt = socket(AF_INET, SOCK_DGRAM, 0);
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	if (ctl_sockt == -1)
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		quit("Bad socket", 1);
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	if (bind(ctl_sockt,
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	    (struct sockaddr *)&ctl_addr, sizeof(ctl_addr)) != 0)
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		quit("Couldn't bind to control socket", 1);
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	length = sizeof(ctl_addr);
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	if (getsockname(ctl_sockt,
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	    (struct sockaddr *)&ctl_addr, &length) == -1)
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		quit("Bad address for ctl socket", 1);
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}