nsprpub/pr/tests/ipv6.c

   1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
   2 /* This Source Code Form is subject to the terms of the Mozilla Public
   3  * License, v. 2.0. If a copy of the MPL was not distributed with this
   4  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
   5
   6 #include "prio.h"
   7 #include "prenv.h"
   8 #include "prmem.h"
   9 #include "prlink.h"
  10 #include "prsystem.h"
  11 #include "prnetdb.h"
  12 #include "prprf.h"
  13 #include "prvrsion.h"
  14
  15 #include "plerror.h"
  16 #include "plgetopt.h"
  17 #include "obsolete/probslet.h"
  18
  19 #include <string.h>
  20
  21 #define DNS_BUFFER 100
  22 #define ADDR_BUFFER 100
  23 #define HOST_BUFFER 1024
  24 #define PROTO_BUFFER 1500
  25
  26 #define NETADDR_SIZE(addr) \
  27     (PR_AF_INET == (addr)->raw.family ? \
  28     sizeof((addr)->inet) : sizeof((addr)->ipv6))
  29
  30 static PRFileDesc *err = NULL;
  31
  32 static void Help(void)
  33 {
  34     PR_fprintf(err, "Usage: [-V] [-h]\n");
  35     PR_fprintf(err, "\t<nul>    Name of host to lookup          (default: self)\n");
  36     PR_fprintf(err, "\t-V       Display runtime version info    (default: FALSE)\n");
  37     PR_fprintf(err, "\t-h       This message and nothing else\n");
  38 }  /* Help */
  39
  40 static void DumpAddr(const PRNetAddr* address, const char *msg)
  41 {
  42     PRUint32 *word = (PRUint32*)address;
  43     PRUint32 addr_len = sizeof(PRNetAddr);
  44     PR_fprintf(err, "%s[%d]\t", msg, NETADDR_SIZE(address));
  45     while (addr_len > 0)
  46     {
  47         PR_fprintf(err, " %08x", *word++);
  48         addr_len -= sizeof(PRUint32);
  49     }
  50     PR_fprintf(err, "\n");
  51 }  /* DumpAddr */
  52
  53 static PRStatus PrintAddress(const PRNetAddr* address)
  54 {
  55     PRNetAddr translation;
  56     char buffer[ADDR_BUFFER];
  57     PRStatus rv = PR_NetAddrToString(address, buffer, sizeof(buffer));
  58     if (PR_FAILURE == rv) PL_FPrintError(err, "PR_NetAddrToString");
  59     else
  60     {
  61         PR_fprintf(err, "\t%s\n", buffer);
  62         memset(&translation, 0, sizeof(translation));
  63         rv = PR_StringToNetAddr(buffer, &translation);
  64         if (PR_FAILURE == rv) PL_FPrintError(err, "PR_StringToNetAddr");
  65         else
  66         {
  67             PRSize addr_len = NETADDR_SIZE(address);
  68             if (0 != memcmp(address, &translation, addr_len))
  69             {
  70                 PR_fprintf(err, "Address translations do not match\n");
  71                 DumpAddr(address, "original");
  72                 DumpAddr(&translation, "translate");
  73                 rv = PR_FAILURE;
  74             }
  75         }
  76     }
  77     return rv;
  78 }  /* PrintAddress */
  79
  80 int main(int argc, char **argv)
  81 {
  82     PRStatus rv;
  83     PLOptStatus os;
  84     PRHostEnt host;
  85     PRProtoEnt proto;
  86     const char *name = NULL;
  87     PRBool failed = PR_FALSE, version = PR_FALSE;
  88     PLOptState *opt = PL_CreateOptState(argc, argv, "Vh");
  89
  90     err = PR_GetSpecialFD(PR_StandardError);
  91
  92     while (PL_OPT_EOL != (os = PL_GetNextOpt(opt)))
  93     {
  94         if (PL_OPT_BAD == os) continue;
  95         switch (opt->option)
  96         {
  97         case 0:  /* Name of host to lookup */
  98             name = opt->value;
  99             break;
 100          case 'V':  /* Do version discovery */
 101             version = PR_TRUE;
 102             break;
 103         case 'h':  /* user wants some guidance */
 104          default:
 105             Help();  /* so give him an earful */
 106             return 2;  /* but not a lot else */
 107         }
 108     }
 109     PL_DestroyOptState(opt);
 110
 111     if (version)
 112     {
 113 #if defined(WINNT)
 114 #define NSPR_LIB "libnspr4"
 115 #else
 116 #define NSPR_LIB "nspr4"
 117 #endif
 118         const PRVersionDescription *version_info;
 119         char *nspr_path = PR_GetEnv("LD_LIBRARY_PATH");
 120         char *nspr_name = PR_GetLibraryName(nspr_path, NSPR_LIB);
 121         PRLibrary *runtime = PR_LoadLibrary(nspr_name);
 122         if (NULL == runtime)
 123             PL_FPrintError(err, "PR_LoadLibrary");
 124         else
 125         {
 126             versionEntryPointType versionPoint = (versionEntryPointType)
 127                 PR_FindSymbol(runtime, "libVersionPoint");
 128             if (NULL == versionPoint)
 129                 PL_FPrintError(err, "PR_FindSymbol");
 130             else
 131             {
 132                 char buffer[100];
 133                 PRExplodedTime exploded;
 134                 version_info = versionPoint();
 135                 (void)PR_fprintf(err, "Runtime library version information\n");
 136                 PR_ExplodeTime(
 137                     version_info->buildTime, PR_GMTParameters, &exploded);
 138                 (void)PR_FormatTime(
 139                     buffer, sizeof(buffer), "%d %b %Y %H:%M:%S", &exploded);
 140                 (void)PR_fprintf(err, "  Build time: %s GMT\n", buffer);
 141                 (void)PR_fprintf(
 142                     err, "  Build time: %s\n", version_info->buildTimeString);
 143                 (void)PR_fprintf(
 144                     err, "  %s V%u.%u.%u (%s%s%s)\n",
 145                     version_info->description,
 146                     version_info->vMajor,
 147                     version_info->vMinor,
 148                     version_info->vPatch,
 149                     (version_info->beta ? " beta " : ""),
 150                     (version_info->debug ? " debug " : ""),
 151                     (version_info->special ? " special" : ""));
 152                 (void)PR_fprintf(err, "  filename: %s\n", version_info->filename);
 153                 (void)PR_fprintf(err, "  security: %s\n", version_info->security);
 154                 (void)PR_fprintf(err, "  copyright: %s\n", version_info->copyright);
 155                 (void)PR_fprintf(err, "  comment: %s\n", version_info->comment);
 156             }
 157         }
 158         if (NULL != nspr_name) PR_FreeLibraryName(nspr_name);
 159     }
 160
 161     {
 162         if (NULL == name)
 163         {
 164             char *me = (char*)PR_MALLOC(DNS_BUFFER);
 165             rv = PR_GetSystemInfo(PR_SI_HOSTNAME, me, DNS_BUFFER);
 166             if (PR_FAILURE == rv)
 167             {
 168                 failed = PR_TRUE;
 169                 PL_FPrintError(err, "PR_GetSystemInfo");
 170                 return 2;
 171             }
 172             name = me;  /* just leak the storage */
 173         }
 174     }
 175
 176     {
 177         char buffer[HOST_BUFFER];
 178         PR_fprintf(err, "Translating the name %s ...", name);
 179
 180         rv = PR_GetHostByName(name, buffer, sizeof(buffer), &host);
 181         if (PR_FAILURE == rv)
 182         {
 183             failed = PR_TRUE;
 184             PL_FPrintError(err, "PR_GetHostByName");
 185         }
 186         else
 187         {
 188             PRIntn index = 0;
 189             PRNetAddr address;
 190             memset(&address, 0, sizeof(PRNetAddr));
 191             PR_fprintf(err, "success .. enumerating results\n");
 192             do
 193             {
 194                 index = PR_EnumerateHostEnt(index, &host, 0, &address);
 195                 if (index > 0) PrintAddress(&address);
 196                 else if (-1 == index)
 197                 {
 198                     failed = PR_TRUE;
 199                     PL_FPrintError(err, "PR_EnumerateHostEnt");
 200                 }
 201             } while (index > 0);
 202         }
 203     }
 204
 205
 206     {
 207         char buffer[PROTO_BUFFER];
 208         /*
 209         ** Get Proto by name/number
 210         */
 211         rv = PR_GetProtoByName("tcp", &buffer[1], sizeof(buffer) - 1, &proto);
 212         rv = PR_GetProtoByNumber(6, &buffer[3], sizeof(buffer) - 3, &proto);
 213     }
 214
 215     return (failed) ? 1 : 0;
 216 }