| 1 | /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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| 2 | /* ***** BEGIN LICENSE BLOCK *****
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| 3 | * Version: MPL 1.1/GPL 2.0/LGPL 2.1
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| 4 | *
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| 5 | * The contents of this file are subject to the Mozilla Public License Version
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| 6 | * 1.1 (the "License"); you may not use this file except in compliance with
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| 7 | * the License. You may obtain a copy of the License at
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| 8 | * http://www.mozilla.org/MPL/
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| 9 | *
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| 10 | * Software distributed under the License is distributed on an "AS IS" basis,
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| 11 | * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
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| 12 | * for the specific language governing rights and limitations under the
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| 13 | * License.
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| 14 | *
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| 15 | * The Original Code is the Netscape Portable Runtime (NSPR).
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| 16 | *
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| 17 | * The Initial Developer of the Original Code is
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| 18 | * Netscape Communications Corporation.
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| 19 | * Portions created by the Initial Developer are Copyright (C) 1998-2000
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| 20 | * the Initial Developer. All Rights Reserved.
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| 21 | *
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| 22 | * Contributor(s):
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| 23 | *
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| 24 | * Alternatively, the contents of this file may be used under the terms of
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| 25 | * either the GNU General Public License Version 2 or later (the "GPL"), or
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| 26 | * the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
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| 27 | * in which case the provisions of the GPL or the LGPL are applicable instead
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| 28 | * of those above. If you wish to allow use of your version of this file only
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| 29 | * under the terms of either the GPL or the LGPL, and not to allow others to
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| 30 | * use your version of this file under the terms of the MPL, indicate your
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| 31 | * decision by deleting the provisions above and replace them with the notice
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| 32 | * and other provisions required by the GPL or the LGPL. If you do not delete
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| 33 | * the provisions above, a recipient may use your version of this file under
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| 34 | * the terms of any one of the MPL, the GPL or the LGPL.
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| 35 | *
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| 36 | * ***** END LICENSE BLOCK ***** */
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| 37 |
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| 38 | #include "prio.h"
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| 39 | #include "prenv.h"
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| 40 | #include "prmem.h"
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| 41 | #include "prlink.h"
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| 42 | #include "prsystem.h"
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| 43 | #include "prnetdb.h"
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| 44 | #include "prprf.h"
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| 45 | #include "prvrsion.h"
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| 46 |
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| 47 | #include "plerror.h"
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| 48 | #include "plgetopt.h"
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| 49 | #include "obsolete/probslet.h"
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| 50 |
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| 51 | #include <string.h>
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| 52 |
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| 53 | #define DNS_BUFFER 100
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| 54 | #define ADDR_BUFFER 100
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| 55 | #define HOST_BUFFER 1024
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| 56 | #define PROTO_BUFFER 1500
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| 57 |
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| 58 | #define NETADDR_SIZE(addr) \
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| 59 | (PR_AF_INET == (addr)->raw.family ? \
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| 60 | sizeof((addr)->inet) : sizeof((addr)->ipv6))
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| 61 |
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| 62 | static PRFileDesc *err = NULL;
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| 63 |
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| 64 | static void Help(void)
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| 65 | {
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| 66 | PR_fprintf(err, "Usage: [-V] [-h]\n");
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| 67 | PR_fprintf(err, "\t<nul> Name of host to lookup (default: self)\n");
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| 68 | PR_fprintf(err, "\t-V Display runtime version info (default: FALSE)\n");
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| 69 | PR_fprintf(err, "\t-h This message and nothing else\n");
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| 70 | } /* Help */
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| 71 |
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| 72 | static void DumpAddr(const PRNetAddr* address, const char *msg)
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| 73 | {
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| 74 | PRUint32 *word = (PRUint32*)address;
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| 75 | PRUint32 addr_len = sizeof(PRNetAddr);
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| 76 | PR_fprintf(err, "%s[%d]\t", msg, NETADDR_SIZE(address));
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| 77 | while (addr_len > 0)
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| 78 | {
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| 79 | PR_fprintf(err, " %08x", *word++);
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| 80 | addr_len -= sizeof(PRUint32);
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| 81 | }
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| 82 | PR_fprintf(err, "\n");
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| 83 | } /* DumpAddr */
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| 84 |
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| 85 | static PRStatus PrintAddress(const PRNetAddr* address)
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| 86 | {
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| 87 | PRNetAddr translation;
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| 88 | char buffer[ADDR_BUFFER];
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| 89 | PRStatus rv = PR_NetAddrToString(address, buffer, sizeof(buffer));
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| 90 | if (PR_FAILURE == rv) PL_FPrintError(err, "PR_NetAddrToString");
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| 91 | else
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| 92 | {
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| 93 | PR_fprintf(err, "\t%s\n", buffer);
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| 94 | memset(&translation, 0, sizeof(translation));
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| 95 | rv = PR_StringToNetAddr(buffer, &translation);
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| 96 | if (PR_FAILURE == rv) PL_FPrintError(err, "PR_StringToNetAddr");
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| 97 | else
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| 98 | {
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| 99 | PRSize addr_len = NETADDR_SIZE(address);
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| 100 | if (0 != memcmp(address, &translation, addr_len))
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| 101 | {
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| 102 | PR_fprintf(err, "Address translations do not match\n");
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| 103 | DumpAddr(address, "original");
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| 104 | DumpAddr(&translation, "translate");
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| 105 | rv = PR_FAILURE;
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| 106 | }
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| 107 | }
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| 108 | }
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| 109 | return rv;
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| 110 | } /* PrintAddress */
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| 111 |
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| 112 | PRIntn main(PRIntn argc, char **argv)
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| 113 | {
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| 114 | PRStatus rv;
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| 115 | PLOptStatus os;
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| 116 | PRHostEnt host;
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| 117 | PRProtoEnt proto;
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| 118 | const char *name = NULL;
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| 119 | PRBool failed = PR_FALSE, version = PR_FALSE;
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| 120 | PLOptState *opt = PL_CreateOptState(argc, argv, "Vh");
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| 121 |
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| 122 | err = PR_GetSpecialFD(PR_StandardError);
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| 123 |
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| 124 | while (PL_OPT_EOL != (os = PL_GetNextOpt(opt)))
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| 125 | {
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| 126 | if (PL_OPT_BAD == os) continue;
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| 127 | switch (opt->option)
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| 128 | {
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| 129 | case 0: /* Name of host to lookup */
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| 130 | name = opt->value;
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| 131 | break;
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| 132 | case 'V': /* Do version discovery */
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| 133 | version = PR_TRUE;
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| 134 | break;
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| 135 | case 'h': /* user wants some guidance */
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| 136 | default:
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| 137 | Help(); /* so give him an earful */
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| 138 | return 2; /* but not a lot else */
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| 139 | }
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| 140 | }
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| 141 | PL_DestroyOptState(opt);
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| 142 |
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| 143 | if (version)
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| 144 | {
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| 145 | #if defined(WINNT)
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| 146 | #define NSPR_LIB "libnspr4"
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| 147 | #else
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| 148 | #define NSPR_LIB "nspr4"
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| 149 | #endif
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| 150 | const PRVersionDescription *version_info;
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| 151 | char *nspr_path = PR_GetEnv("LD_LIBRARY_PATH");
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| 152 | char *nspr_name = PR_GetLibraryName(nspr_path, NSPR_LIB);
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| 153 | PRLibrary *runtime = PR_LoadLibrary(nspr_name);
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| 154 | if (NULL == runtime)
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| 155 | PL_FPrintError(err, "PR_LoadLibrary");
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| 156 | else
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| 157 | {
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| 158 | versionEntryPointType versionPoint = (versionEntryPointType)
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| 159 | PR_FindSymbol(runtime, "libVersionPoint");
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| 160 | if (NULL == versionPoint)
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| 161 | PL_FPrintError(err, "PR_FindSymbol");
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| 162 | else
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| 163 | {
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| 164 | char buffer[100];
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| 165 | PRExplodedTime exploded;
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| 166 | version_info = versionPoint();
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| 167 | (void)PR_fprintf(err, "Runtime library version information\n");
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| 168 | PR_ExplodeTime(
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| 169 | version_info->buildTime, PR_GMTParameters, &exploded);
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| 170 | (void)PR_FormatTime(
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| 171 | buffer, sizeof(buffer), "%d %b %Y %H:%M:%S", &exploded);
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| 172 | (void)PR_fprintf(err, " Build time: %s GMT\n", buffer);
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| 173 | (void)PR_fprintf(
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| 174 | err, " Build time: %s\n", version_info->buildTimeString);
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| 175 | (void)PR_fprintf(
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| 176 | err, " %s V%u.%u.%u (%s%s%s)\n",
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| 177 | version_info->description,
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| 178 | version_info->vMajor,
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| 179 | version_info->vMinor,
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| 180 | version_info->vPatch,
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| 181 | (version_info->beta ? " beta " : ""),
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| 182 | (version_info->debug ? " debug " : ""),
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| 183 | (version_info->special ? " special" : ""));
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| 184 | (void)PR_fprintf(err, " filename: %s\n", version_info->filename);
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| 185 | (void)PR_fprintf(err, " security: %s\n", version_info->security);
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| 186 | (void)PR_fprintf(err, " copyright: %s\n", version_info->copyright);
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| 187 | (void)PR_fprintf(err, " comment: %s\n", version_info->comment);
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| 188 | }
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| 189 | }
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| 190 | if (NULL != nspr_name) PR_FreeLibraryName(nspr_name);
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| 191 | }
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| 192 |
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| 193 | {
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| 194 | if (NULL == name)
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| 195 | {
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| 196 | char *me = (char*)PR_MALLOC(DNS_BUFFER);
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| 197 | rv = PR_GetSystemInfo(PR_SI_HOSTNAME, me, DNS_BUFFER);
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| 198 | if (PR_FAILURE == rv)
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| 199 | {
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| 200 | failed = PR_TRUE;
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| 201 | PL_FPrintError(err, "PR_GetSystemInfo");
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| 202 | return 2;
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| 203 | }
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| 204 | name = me; /* just leak the storage */
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| 205 | }
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| 206 | }
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| 207 |
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| 208 | {
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| 209 | char buffer[HOST_BUFFER];
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| 210 | PR_fprintf(err, "Translating the name %s ...", name);
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| 211 |
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| 212 | rv = PR_GetHostByName(name, buffer, sizeof(buffer), &host);
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| 213 | if (PR_FAILURE == rv)
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| 214 | {
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| 215 | failed = PR_TRUE;
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| 216 | PL_FPrintError(err, "PR_GetHostByName");
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| 217 | }
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| 218 | else
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| 219 | {
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| 220 | PRIntn index = 0;
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| 221 | PRNetAddr address;
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| 222 | memset(&address, 0, sizeof(PRNetAddr));
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| 223 | PR_fprintf(err, "success .. enumerating results\n");
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| 224 | do
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| 225 | {
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| 226 | index = PR_EnumerateHostEnt(index, &host, 0, &address);
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| 227 | if (index > 0) PrintAddress(&address);
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| 228 | else if (-1 == index)
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| 229 | {
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| 230 | failed = PR_TRUE;
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| 231 | PL_FPrintError(err, "PR_EnumerateHostEnt");
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| 232 | }
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| 233 | } while (index > 0);
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| 234 | }
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| 235 | }
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| 236 |
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| 237 |
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| 238 | {
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| 239 | char buffer[PROTO_BUFFER];
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| 240 | /*
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| 241 | ** Get Proto by name/number
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| 242 | */
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| 243 | rv = PR_GetProtoByName("tcp", &buffer[1], sizeof(buffer) - 1, &proto);
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| 244 | rv = PR_GetProtoByNumber(6, &buffer[3], sizeof(buffer) - 3, &proto);
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| 245 | }
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| 246 |
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| 247 | return (failed) ? 1 : 0;
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| 248 | }
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