xref: /netbsd-src/usr.sbin/mopd/mopchk/mopchk.c (revision 09fb17927e99675de07b1ef761e2f726ac53a901)
1 /*	$NetBSD: mopchk.c,v 1.16 2022/05/28 21:14:57 andvar Exp $	*/
2 
3 /*
4  * Copyright (c) 1995-96 Mats O Jansson.  All rights reserved.
5  *
6  * Redistribution and use in source and binary forms, with or without
7  * modification, are permitted provided that the following conditions
8  * are met:
9  * 1. Redistributions of source code must retain the above copyright
10  *    notice, this list of conditions and the following disclaimer.
11  * 2. Redistributions in binary form must reproduce the above copyright
12  *    notice, this list of conditions and the following disclaimer in the
13  *    documentation and/or other materials provided with the distribution.
14  *
15  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
16  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
17  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
18  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
19  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
20  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
21  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
22  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
23  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
24  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
25  */
26 
27 #include "port.h"
28 #ifndef lint
29 __RCSID("$NetBSD: mopchk.c,v 1.16 2022/05/28 21:14:57 andvar Exp $");
30 #endif
31 
32 /*
33  * mopchk - MOP Check Utility
34  *
35  * Usage:	mopchk [-a] [-v] [filename...]
36  */
37 
38 #include "os.h"
39 #include "common.h"
40 #include "device.h"
41 #include "file.h"
42 #include "mopdef.h"
43 #include "pf.h"
44 #include "log.h"
45 
46 /*
47  * The list of all interfaces that are being listened to.  rarp_loop()
48  * "selects" on the descriptors in this list.
49  */
50 extern struct if_info *iflist;
51 
52 __dead static void	Usage(void);
53 void	mopProcess(struct if_info *, u_char *);
54 
55 int     AllFlag = 0;		/* listen on "all" interfaces  */
56 int	VersionFlag = 0;	/* Show version */
57 int	promisc = 0;		/* promisc mode not needed */
58 
59 extern char	version[];
60 
61 int
main(int argc,char ** argv)62 main(int argc, char  **argv)
63 {
64 	struct dllist dl;
65 	int     op, i;
66 	char   *filename;
67 	struct if_info *ii;
68 	int	error;
69 
70 	mopInteractive = 1;
71 
72 	opterr = 0;
73 	while ((op = getopt(argc, argv, "av")) != -1) {
74 		switch (op) {
75 		case 'a':
76 			AllFlag++;
77 			break;
78 		case 'v':
79 			VersionFlag++;
80 			break;
81 		default:
82 			Usage();
83 			/* NOTREACHED */
84 		}
85 	}
86 
87 	if (VersionFlag)
88 		printf("%s: Version %s\n", getprogname(), version);
89 
90 	if (AllFlag) {
91 		if (VersionFlag)
92 			printf("\n");
93 		iflist = NULL;
94 		deviceInitAll();
95 		if (iflist == NULL)
96 			printf("No interface\n");
97 		else {
98 			printf("Interface Address\n");
99 			for (ii = iflist; ii; ii = ii->next)
100 				printf("%-9s %x:%x:%x:%x:%x:%x\n",
101 				    ii->if_name, ii->eaddr[0], ii->eaddr[1],
102 				    ii->eaddr[2], ii->eaddr[3], ii->eaddr[4],
103 				    ii->eaddr[5]);
104 		}
105 	}
106 
107 	if (VersionFlag || AllFlag)
108 		i = 1;
109 	else
110 		i = 0;
111 
112 	while (argc > optind) {
113 		if (i)	printf("\n");
114 		i++;
115 		filename = argv[optind++];
116 		printf("Checking: %s\n", filename);
117 		dl.ldfd = open(filename, O_RDONLY, 0);
118 		if (dl.ldfd == -1)
119 			printf("Unknown file.\n");
120 		else {
121 			if ((error = CheckElfFile(dl.ldfd)) == 0) {
122 				if (GetElfFileInfo(&dl) < 0) {
123 					printf(
124 					"Some failure in GetElfFileInfo\n");
125 				}
126 			} else if ((error = CheckAOutFile(dl.ldfd)) == 0) {
127 				if (GetAOutFileInfo(&dl) < 0) {
128 					printf(
129 					"Some failure in GetAOutFileInfo\n");
130 				}
131 			} else if ((error = CheckMopFile(dl.ldfd)) == 0) {
132 				if (GetMopFileInfo(&dl) < 0) {
133 					printf(
134 					    "Some failure in GetMopFileInfo\n");
135 				}
136 			}
137 		}
138 		(void) close(dl.ldfd);
139 	}
140 	return (0);
141 }
142 
143 static void
Usage(void)144 Usage(void)
145 {
146 	(void) fprintf(stderr, "usage: %s [-a] [-v] [filename...]\n",
147 	    getprogname());
148 	exit(1);
149 }
150 
151 /*
152  * Process incoming packages.
153  * Doesn't actually do anything for mopchk(1)
154  */
155 void
mopProcess(struct if_info * ii,u_char * pkt)156 mopProcess(struct if_info *ii, u_char *pkt)
157 {
158 }
159