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GCC Code Coverage Report

Directory:	./		Exec	Total	Coverage
File:	sbin/isakmpd/sysdep/openbsd/sysdep.c	Lines:	0	32	0.0 %
Date:	2017-11-13	Branches:	0	17	0.0 %


/* $OpenBSD: sysdep.c,v 1.36 2014/01/22 03:09:31 deraadt Exp $	 */
/* $EOM: sysdep.c,v 1.9 2000/12/04 04:46:35 angelos Exp $	 */

/*
 * Copyright (c) 1998, 1999 Niklas Hallqvist.  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.
 *
 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``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 AUTHOR 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.
 */

/*
 * This code was written under funding by Ericsson Radio Systems.
 */

#include <sys/types.h>
#include <sys/socket.h>
#include <netinet/in.h>
#include <arpa/inet.h>
#include <stdlib.h>
#include <string.h>
#include <errno.h>

#include "app.h"
#include "log.h"
#include "monitor.h"
#include "util.h"


/* Force communication on socket FD to go in the clear.  */
int
sysdep_cleartext(int fd, int af)
{
	int level, sw;
	struct {
		int             ip_proto;	/* IP protocol */
		int             auth_level;
		int             esp_trans_level;
		int             esp_network_level;
		int             ipcomp_level;
	} optsw[] = {
	    {
		IPPROTO_IP,
		IP_AUTH_LEVEL,
		IP_ESP_TRANS_LEVEL,
		IP_ESP_NETWORK_LEVEL,
#ifdef IP_IPCOMP_LEVEL
		IP_IPCOMP_LEVEL
#else
		0
#endif
	    }, {
		IPPROTO_IPV6,
		IPV6_AUTH_LEVEL,
		IPV6_ESP_TRANS_LEVEL,
		IPV6_ESP_NETWORK_LEVEL,
#ifdef IPV6_IPCOMP_LEVEL
		IPV6_IPCOMP_LEVEL
#else
		0
#endif
	    },
	};

	if (app_none)
		return 0;

	switch (af) {
	case AF_INET:
		sw = 0;
		break;
	case AF_INET6:
		sw = 1;
		break;
	default:
		log_print("sysdep_cleartext: unsupported protocol family %d", af);
		return -1;
	}

	/*
         * Need to bypass system security policy, so I can send and
         * receive key management datagrams in the clear.
         */
	level = IPSEC_LEVEL_BYPASS;
	if (monitor_setsockopt(fd, optsw[sw].ip_proto, optsw[sw].auth_level,
	    (char *) &level, sizeof level) == -1) {
		log_error("sysdep_cleartext: "
		    "setsockopt (%d, %d, IP_AUTH_LEVEL, ...) failed", fd,
		    optsw[sw].ip_proto);
		return -1;
	}
	if (monitor_setsockopt(fd, optsw[sw].ip_proto, optsw[sw].esp_trans_level,
	    (char *) &level, sizeof level) == -1) {
		log_error("sysdep_cleartext: "
		    "setsockopt (%d, %d, IP_ESP_TRANS_LEVEL, ...) failed", fd,
		    optsw[sw].ip_proto);
		return -1;
	}
	if (monitor_setsockopt(fd, optsw[sw].ip_proto, optsw[sw].esp_network_level,
	    (char *) &level, sizeof level) == -1) {
		log_error("sysdep_cleartext: "
		    "setsockopt (%d, %d, IP_ESP_NETWORK_LEVEL, ...) failed", fd,
		    optsw[sw].ip_proto);
		return -1;
	}
	if (optsw[sw].ipcomp_level &&
	    monitor_setsockopt(fd, optsw[sw].ip_proto, optsw[sw].ipcomp_level,
	    (char *) &level, sizeof level) == -1 &&
	    errno != ENOPROTOOPT) {
		log_error("sysdep_cleartext: "
		    "setsockopt (%d, %d, IP_IPCOMP_LEVEL, ...) failed,", fd,
		    optsw[sw].ip_proto);
		return -1;
	}
	return 0;
}


Generated by: GCOVR (Version 3.3)

Line	Branch	Exec	Source
1			/* $OpenBSD: sysdep.c,v 1.36 2014/01/22 03:09:31 deraadt Exp $ */
2			/* $EOM: sysdep.c,v 1.9 2000/12/04 04:46:35 angelos Exp $ */
3
4			/*
5			* Copyright (c) 1998, 1999 Niklas Hallqvist. All rights reserved.
6			*
7			* Redistribution and use in source and binary forms, with or without
8			* modification, are permitted provided that the following conditions
9			* are met:
10			* 1. Redistributions of source code must retain the above copyright
11			* notice, this list of conditions and the following disclaimer.
12			* 2. Redistributions in binary form must reproduce the above copyright
13			* notice, this list of conditions and the following disclaimer in the
14			* documentation and/or other materials provided with the distribution.
15			*
16			* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
17			* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
18			* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
19			* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
20			* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
21			* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
22			* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
23			* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
24			* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
25			* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
26			*/
27
28			/*
29			* This code was written under funding by Ericsson Radio Systems.
30			*/
31
32			#include <sys/types.h>
33			#include <sys/socket.h>
34			#include <netinet/in.h>
35			#include <arpa/inet.h>
36			#include <stdlib.h>
37			#include <string.h>
38			#include <errno.h>
39
40			#include "app.h"
41			#include "log.h"
42			#include "monitor.h"
43			#include "util.h"
44
45
46			/* Force communication on socket FD to go in the clear. */
47			int
48			sysdep_cleartext(int fd, int af)
49			{
50			int level, sw;
51			struct {
52			int ip_proto; /* IP protocol */
53			int auth_level;
54			int esp_trans_level;
55			int esp_network_level;
56			int ipcomp_level;
57			} optsw[] = {
58			{
59			IPPROTO_IP,
60			IP_AUTH_LEVEL,
61			IP_ESP_TRANS_LEVEL,
62			IP_ESP_NETWORK_LEVEL,
63			#ifdef IP_IPCOMP_LEVEL
64			IP_IPCOMP_LEVEL
65			#else
66			0
67			#endif
68			}, {
69			IPPROTO_IPV6,
70			IPV6_AUTH_LEVEL,
71			IPV6_ESP_TRANS_LEVEL,
72			IPV6_ESP_NETWORK_LEVEL,
73			#ifdef IPV6_IPCOMP_LEVEL
74			IPV6_IPCOMP_LEVEL
75			#else
76			0
77			#endif
78			},
79			};
80
81			if (app_none)
82			return 0;
83
84			switch (af) {
85			case AF_INET:
86			sw = 0;
87			break;
88			case AF_INET6:
89			sw = 1;
90			break;
91			default:
92			log_print("sysdep_cleartext: unsupported protocol family %d", af);
93			return -1;
94			}
95
96			/*
97			* Need to bypass system security policy, so I can send and
98			* receive key management datagrams in the clear.
99			*/
100			level = IPSEC_LEVEL_BYPASS;
101			if (monitor_setsockopt(fd, optsw[sw].ip_proto, optsw[sw].auth_level,
102			(char *) &level, sizeof level) == -1) {
103			log_error("sysdep_cleartext: "
104			"setsockopt (%d, %d, IP_AUTH_LEVEL, ...) failed", fd,
105			optsw[sw].ip_proto);
106			return -1;
107			}
108			if (monitor_setsockopt(fd, optsw[sw].ip_proto, optsw[sw].esp_trans_level,
109			(char *) &level, sizeof level) == -1) {
110			log_error("sysdep_cleartext: "
111			"setsockopt (%d, %d, IP_ESP_TRANS_LEVEL, ...) failed", fd,
112			optsw[sw].ip_proto);
113			return -1;
114			}
115			if (monitor_setsockopt(fd, optsw[sw].ip_proto, optsw[sw].esp_network_level,
116			(char *) &level, sizeof level) == -1) {
117			log_error("sysdep_cleartext: "
118			"setsockopt (%d, %d, IP_ESP_NETWORK_LEVEL, ...) failed", fd,
119			optsw[sw].ip_proto);
120			return -1;
121			}
122			if (optsw[sw].ipcomp_level &&
123			monitor_setsockopt(fd, optsw[sw].ip_proto, optsw[sw].ipcomp_level,
124			(char *) &level, sizeof level) == -1 &&
125			errno != ENOPROTOOPT) {
126			log_error("sysdep_cleartext: "
127			"setsockopt (%d, %d, IP_IPCOMP_LEVEL, ...) failed,", fd,
128			optsw[sw].ip_proto);
129			return -1;
130			}
131			return 0;
132			}