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GCC Code Coverage Report

Directory:	./		Exec	Total	Coverage
File:	usr.bin/telnet/main.c	Lines:	0	86	0.0 %
Date:	2017-11-13	Branches:	0	45	0.0 %


/*	$OpenBSD: main.c,v 1.36 2015/12/06 12:00:16 tobias Exp $	*/
/*	$NetBSD: main.c,v 1.5 1996/02/28 21:04:05 thorpej Exp $	*/

/*
 * Copyright (c) 1988, 1990, 1993
 *	The Regents of the University of California.  All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 * 2. 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.
 * 3. Neither the name of the University 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 REGENTS 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 REGENTS 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.
 */

#include "telnet_locl.h"

#include <sys/socket.h>
#include <stdlib.h>
#include <string.h>
#include <unistd.h>

int family = AF_UNSPEC;
int rtableid = -1;

/*
 * Initialize variables.
 */
void
tninit(void)
{
    init_terminal();

    init_network();

    init_telnet();

    init_sys();
}

static __dead void
usage(void)
{
	extern char *__progname;

	(void)fprintf(stderr,
	    "usage: %s [-4678acDEKLr] [-b hostalias] [-e escapechar] "
	    "[-l user]\n"
	    "\t[-n tracefile] [-V rtable] [host [port]]\n",
	    __progname);

	exit(1);
}

/*
 * main.  Parse arguments, invoke the protocol or command parser.
 */

int
main(int argc, char *argv[])
{
	int ch;
	extern char *__progname;
	char *user, *alias;
	const char *errstr;

	tninit();		/* Clear out things */

	TerminalSaveState();

	prompt = __progname;

	user = alias = NULL;

	rlogin = (strncmp(prompt, "rlog", 4) == 0) ? '~' : _POSIX_VDISABLE;

	autologin = -1;

	while ((ch = getopt(argc, argv, "4678ab:cDEe:KLl:n:rV:"))
	    != -1) {
		switch(ch) {
		case '4':
			family = AF_INET;
			break;
		case '6':
			family = AF_INET6;
			break;
		case '7':
			eight = 0;
			break;
		case '8':
			eight = 3;	/* binary output and input */
			break;
		case 'a':
			autologin = 1;
			break;
		case 'b':
			alias = optarg;
			break;
		case 'c':
			skiprc = 1;
			break;
		case 'D': {
			/* sometimes we don't want a mangled display */
			char *p;
			if((p = getenv("DISPLAY")))
				env_define("DISPLAY", (unsigned char*)p);
			break;
		}
		case 'E':
			rlogin = escape = _POSIX_VDISABLE;
			break;
		case 'e':
			set_escape_char(optarg);
			break;
		case 'K':
			autologin = 0;
			break;
		case 'L':
			eight |= 2;	/* binary output only */
			break;
		case 'l':
			autologin = -1;
			user = optarg;
			break;
		case 'n':
			SetNetTrace(optarg);
			break;
		case 'r':
			rlogin = '~';
			break;
		case 'V':
			rtableid = (int)strtonum(optarg, 0,
			    RT_TABLEID_MAX, &errstr);
			if (errstr) {
				fprintf(stderr, "%s: Warning: "
				    "-V ignored, rtable %s: %s\n",
				    prompt, errstr, optarg);
			}
			break;
		case '?':
		default:
			usage();
		}
	}

	if (rtableid >= 0)
		if (setrtable(rtableid) == -1) {
			perror("setrtable");
			exit(1);
		}

	if (pledge("stdio rpath wpath getpw dns inet tty flock cpath", NULL) == -1) {
		perror("pledge");
		exit(1);
	}

	if (autologin == -1)
		autologin = (rlogin == _POSIX_VDISABLE) ? 0 : 1;

	argc -= optind;
	argv += optind;

	if (argc) {
		char *args[8], **argp = args;

		if (argc > 2)
			usage();
		*argp++ = prompt;
		if (user) {
			*argp++ = "-l";
			*argp++ = user;
		}
		if (alias) {
			*argp++ = "-b";
			*argp++ = alias;
		}
		*argp++ = argv[0];		/* host */
		if (argc > 1)
			*argp++ = argv[1];	/* port */
		*argp = NULL;

		if (setjmp(toplevel) != 0)
			Exit(0);
		if (tn(argp - args, args) == 1)
			return (0);
		else
			return (1);
	}
	(void)setjmp(toplevel);
	for (;;) {
		command(1, NULL, 0);
	}
	return 0;
}


Generated by: GCOVR (Version 3.3)

Line	Branch	Exec	Source
1			/* $OpenBSD: main.c,v 1.36 2015/12/06 12:00:16 tobias Exp $ */
2			/* $NetBSD: main.c,v 1.5 1996/02/28 21:04:05 thorpej Exp $ */
3
4			/*
5			* Copyright (c) 1988, 1990, 1993
6			* The Regents of the University of California. All rights reserved.
7			*
8			* Redistribution and use in source and binary forms, with or without
9			* modification, are permitted provided that the following conditions
10			* are met:
11			* 1. Redistributions of source code must retain the above copyright
12			* notice, this list of conditions and the following disclaimer.
13			* 2. Redistributions in binary form must reproduce the above copyright
14			* notice, this list of conditions and the following disclaimer in the
15			* documentation and/or other materials provided with the distribution.
16			* 3. Neither the name of the University nor the names of its contributors
17			* may be used to endorse or promote products derived from this software
18			* without specific prior written permission.
19			*
20			* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
21			* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
22			* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
23			* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
24			* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
25			* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
26			* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
27			* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
28			* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
29			* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
30			* SUCH DAMAGE.
31			*/
32
33			#include "telnet_locl.h"
34
35			#include <sys/socket.h>
36			#include <stdlib.h>
37			#include <string.h>
38			#include <unistd.h>
39
40			int family = AF_UNSPEC;
41			int rtableid = -1;
42
43			/*
44			* Initialize variables.
45			*/
46			void
47			tninit(void)
48			{
49			init_terminal();
50
51			init_network();
52
53			init_telnet();
54
55			init_sys();
56			}
57
58			static __dead void
59			usage(void)
60			{
61			extern char *__progname;
62
63			(void)fprintf(stderr,
64			"usage: %s [-4678acDEKLr] [-b hostalias] [-e escapechar] "
65			"[-l user]\n"
66			"\t[-n tracefile] [-V rtable] [host [port]]\n",
67			__progname);
68
69			exit(1);
70			}
71
72			/*
73			* main. Parse arguments, invoke the protocol or command parser.
74			*/
75
76			int
77			main(int argc, char *argv[])
78			{
79			int ch;
80			extern char *__progname;
81			char user, alias;
82			const char *errstr;
83
84			tninit(); /* Clear out things */
85
86			TerminalSaveState();
87
88			prompt = __progname;
89
90			user = alias = NULL;
91
92			rlogin = (strncmp(prompt, "rlog", 4) == 0) ? '~' : _POSIX_VDISABLE;
93
94			autologin = -1;
95
96			while ((ch = getopt(argc, argv, "4678ab:cDEe:KLl:n:rV:"))
97			!= -1) {
98			switch(ch) {
99			case '4':
100			family = AF_INET;
101			break;
102			case '6':
103			family = AF_INET6;
104			break;
105			case '7':
106			eight = 0;
107			break;
108			case '8':
109			eight = 3; /* binary output and input */
110			break;
111			case 'a':
112			autologin = 1;
113			break;
114			case 'b':
115			alias = optarg;
116			break;
117			case 'c':
118			skiprc = 1;
119			break;
120			case 'D': {
121			/* sometimes we don't want a mangled display */
122			char *p;
123			if((p = getenv("DISPLAY")))
124			env_define("DISPLAY", (unsigned char*)p);
125			break;
126			}
127			case 'E':
128			rlogin = escape = _POSIX_VDISABLE;
129			break;
130			case 'e':
131			set_escape_char(optarg);
132			break;
133			case 'K':
134			autologin = 0;
135			break;
136			case 'L':
137			eight \|= 2; /* binary output only */
138			break;
139			case 'l':
140			autologin = -1;
141			user = optarg;
142			break;
143			case 'n':
144			SetNetTrace(optarg);
145			break;
146			case 'r':
147			rlogin = '~';
148			break;
149			case 'V':
150			rtableid = (int)strtonum(optarg, 0,
151			RT_TABLEID_MAX, &errstr);
152			if (errstr) {
153			fprintf(stderr, "%s: Warning: "
154			"-V ignored, rtable %s: %s\n",
155			prompt, errstr, optarg);
156			}
157			break;
158			case '?':
159			default:
160			usage();
161			}
162			}
163
164			if (rtableid >= 0)
165			if (setrtable(rtableid) == -1) {
166			perror("setrtable");
167			exit(1);
168			}
169
170			if (pledge("stdio rpath wpath getpw dns inet tty flock cpath", NULL) == -1) {
171			perror("pledge");
172			exit(1);
173			}
174
175			if (autologin == -1)
176			autologin = (rlogin == _POSIX_VDISABLE) ? 0 : 1;
177
178			argc -= optind;
179			argv += optind;
180
181			if (argc) {
182			char args[8], *argp = args;
183
184			if (argc > 2)
185			usage();
186			*argp++ = prompt;
187			if (user) {
188			*argp++ = "-l";
189			*argp++ = user;
190			}
191			if (alias) {
192			*argp++ = "-b";
193			*argp++ = alias;
194			}
195			argp++ = argv[0]; / host */
196			if (argc > 1)
197			argp++ = argv[1]; / port */
198			*argp = NULL;
199
200			if (setjmp(toplevel) != 0)
201			Exit(0);
202			if (tn(argp - args, args) == 1)
203			return (0);
204			else
205			return (1);
206			}
207			(void)setjmp(toplevel);
208			for (;;) {
209			command(1, NULL, 0);
210			}
211			return 0;
212			}