| File: | src/usr.sbin/mopd/mopchk/mopchk.c |
| Warning: | line 124, column 9 Although the value stored to 'error' is used in the enclosing expression, the value is never actually read from 'error' |
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| 1 | /* $OpenBSD: mopchk.c,v 1.19 2021/10/24 21:24:19 deraadt 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 | /* |
| 28 | * mopchk - MOP Check Utility |
| 29 | * |
| 30 | * Usage: mopchk [-av] [file ...] |
| 31 | */ |
| 32 | |
| 33 | #include "os.h" |
| 34 | #include "common/common.h" |
| 35 | #include "common/mopdef.h" |
| 36 | #include "common/device.h" |
| 37 | #include "common/pf.h" |
| 38 | #include "common/file.h" |
| 39 | |
| 40 | /* |
| 41 | * The list of all interfaces that are being listened to. |
| 42 | */ |
| 43 | struct if_info *iflist; |
| 44 | |
| 45 | void Usage(void); |
| 46 | void mopProcess(struct if_info *, u_char *); |
| 47 | |
| 48 | int AllFlag = 0; /* listen on "all" interfaces */ |
| 49 | int VersionFlag = 0; /* Show version */ |
| 50 | int promisc = 0; /* promisc mode not needed */ |
| 51 | extern char *__progname; |
| 52 | extern char version[]; |
| 53 | |
| 54 | int |
| 55 | main(argc, argv) |
| 56 | int argc; |
| 57 | char **argv; |
| 58 | { |
| 59 | struct dllist dl; |
| 60 | int op, i; |
| 61 | char *filename, *p; |
| 62 | struct if_info *ii; |
| 63 | int error; |
| 64 | |
| 65 | /* All error reporting is done through syslogs. */ |
| 66 | openlog(__progname, LOG_PID0x01 | LOG_CONS0x02, LOG_DAEMON(3<<3)); |
| 67 | |
| 68 | opterr = 0; |
| 69 | while ((op = getopt(argc, argv, "av")) != -1) { |
| 70 | switch (op) { |
| 71 | case 'a': |
| 72 | AllFlag = 1; |
| 73 | break; |
| 74 | case 'v': |
| 75 | VersionFlag = 1; |
| 76 | break; |
| 77 | default: |
| 78 | Usage(); |
| 79 | /* NOTREACHED */ |
| 80 | } |
| 81 | } |
| 82 | |
| 83 | if (VersionFlag) |
| 84 | printf("%s: Version %s\n", __progname, version); |
| 85 | |
| 86 | if (AllFlag) { |
| 87 | if (VersionFlag) |
| 88 | printf("\n"); |
| 89 | iflist = NULL((void *)0); |
| 90 | deviceInitAll(); |
| 91 | if (iflist == NULL((void *)0)) { |
| 92 | printf("No interface\n"); |
| 93 | } else { |
| 94 | printf("Interface Address\n"); |
| 95 | p = NULL((void *)0); |
| 96 | for (ii = iflist; ii; ii = ii->next) { |
| 97 | if (p != NULL((void *)0)) { |
| 98 | if (strcmp(p,ii->if_name) == 0) |
| 99 | continue; |
| 100 | } |
| 101 | printf("%-9s %x:%x:%x:%x:%x:%x\n", |
| 102 | ii->if_name, |
| 103 | ii->eaddr[0],ii->eaddr[1],ii->eaddr[2], |
| 104 | ii->eaddr[3],ii->eaddr[4],ii->eaddr[5]); |
| 105 | p = ii->if_name; |
| 106 | } |
| 107 | } |
| 108 | } |
| 109 | |
| 110 | if (VersionFlag || AllFlag) |
| 111 | i = 1; |
| 112 | else |
| 113 | i = 0; |
| 114 | |
| 115 | while (argc > optind) { |
| 116 | if (i) printf("\n"); |
| 117 | i++; |
| 118 | filename = argv[optind++]; |
| 119 | printf("Checking: %s\n",filename); |
| 120 | dl.ldfd = open(filename, O_RDONLY0x0000); |
| 121 | if (dl.ldfd == -1) { |
| 122 | printf("Unknown file.\n"); |
| 123 | } else { |
| 124 | if ((error = CheckElfFile(dl.ldfd)) == 0) { |
Although the value stored to 'error' is used in the enclosing expression, the value is never actually read from 'error' | |
| 125 | if (GetElf32FileInfo(&dl, INFO_PRINT1) < 0 && |
| 126 | GetElf64FileInfo(&dl, INFO_PRINT1) < 0) { |
| 127 | printf("Some failure in GetElfXXFileInfo\n"); |
| 128 | } |
| 129 | } else if ((error = CheckAOutFile(dl.ldfd)) == 0) { |
| 130 | if (GetAOutFileInfo(&dl, INFO_PRINT1) < 0) { |
| 131 | printf("Some failure in GetAOutFileInfo\n"); |
| 132 | } |
| 133 | } else if ((error = CheckMopFile(dl.ldfd)) == 0) { |
| 134 | if (GetMopFileInfo(&dl, INFO_PRINT1) < 0) { |
| 135 | printf("Some failure in GetMopFileInfo\n"); |
| 136 | } |
| 137 | }; |
| 138 | } |
| 139 | (void)close(dl.ldfd); |
| 140 | } |
| 141 | return 0; |
| 142 | } |
| 143 | |
| 144 | void |
| 145 | Usage() |
| 146 | { |
| 147 | fprintf(stderr(&__sF[2]), "usage: %s [-av] [file ...]\n", __progname); |
| 148 | exit(1); |
| 149 | } |
| 150 | |
| 151 | /* |
| 152 | * Process incoming packages, NOT. |
| 153 | */ |
| 154 | /* ARGSUSED */ |
| 155 | void |
| 156 | mopProcess(ii, pkt) |
| 157 | struct if_info *ii; |
| 158 | u_char *pkt; |
| 159 | { |
| 160 | } |
| 161 |