mirror of
https://github.com/mozilla/gecko-dev.git
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c1637a52ed
Differential Revision: https://phabricator.services.mozilla.com/D48414 --HG-- extra : moz-landing-system : lando
229 lines
7.1 KiB
C
229 lines
7.1 KiB
C
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#include "prio.h"
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#include "prenv.h"
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#include "prmem.h"
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#include "prlink.h"
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#include "prsystem.h"
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#include "prnetdb.h"
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#include "prprf.h"
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#include "prvrsion.h"
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#include "plerror.h"
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#include "plgetopt.h"
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#include "obsolete/probslet.h"
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#include <string.h>
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#define DNS_BUFFER 100
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#define ADDR_BUFFER 100
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#define HOST_BUFFER 1024
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#define PROTO_BUFFER 1500
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#define NETADDR_SIZE(addr) \
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(PR_AF_INET == (addr)->raw.family ? \
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sizeof((addr)->inet) : sizeof((addr)->ipv6))
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static PRFileDesc *err = NULL;
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static void Help(void)
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{
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PR_fprintf(err, "Usage: [-V] [-h]\n");
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PR_fprintf(err, "\t<nul> Name of host to lookup (default: self)\n");
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PR_fprintf(err, "\t-V Display runtime version info (default: FALSE)\n");
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PR_fprintf(err, "\t-h This message and nothing else\n");
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} /* Help */
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static void DumpAddr(const PRNetAddr* address, const char *msg)
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{
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PRUint32 *word = (PRUint32*)address;
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PRUint32 addr_len = sizeof(PRNetAddr);
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PR_fprintf(err, "%s[%d]\t", msg, NETADDR_SIZE(address));
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while (addr_len > 0)
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{
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PR_fprintf(err, " %08x", *word++);
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addr_len -= sizeof(PRUint32);
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}
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PR_fprintf(err, "\n");
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} /* DumpAddr */
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static PRStatus PrintAddress(const PRNetAddr* address)
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{
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PRNetAddr translation;
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char buffer[ADDR_BUFFER];
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PRStatus rv = PR_NetAddrToString(address, buffer, sizeof(buffer));
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if (PR_FAILURE == rv) {
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PL_FPrintError(err, "PR_NetAddrToString");
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}
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else
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{
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PR_fprintf(err, "\t%s\n", buffer);
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memset(&translation, 0, sizeof(translation));
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rv = PR_StringToNetAddr(buffer, &translation);
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if (PR_FAILURE == rv) {
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PL_FPrintError(err, "PR_StringToNetAddr");
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}
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else
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{
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PRSize addr_len = NETADDR_SIZE(address);
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if (0 != memcmp(address, &translation, addr_len))
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{
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PR_fprintf(err, "Address translations do not match\n");
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DumpAddr(address, "original");
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DumpAddr(&translation, "translate");
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rv = PR_FAILURE;
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}
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}
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}
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return rv;
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} /* PrintAddress */
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int main(int argc, char **argv)
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{
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PRStatus rv;
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PLOptStatus os;
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PRHostEnt host;
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PRProtoEnt proto;
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const char *name = NULL;
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PRBool failed = PR_FALSE, version = PR_FALSE;
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PLOptState *opt = PL_CreateOptState(argc, argv, "Vh");
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err = PR_GetSpecialFD(PR_StandardError);
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while (PL_OPT_EOL != (os = PL_GetNextOpt(opt)))
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{
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if (PL_OPT_BAD == os) {
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continue;
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}
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switch (opt->option)
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{
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case 0: /* Name of host to lookup */
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name = opt->value;
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break;
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case 'V': /* Do version discovery */
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version = PR_TRUE;
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break;
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case 'h': /* user wants some guidance */
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default:
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Help(); /* so give him an earful */
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return 2; /* but not a lot else */
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}
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}
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PL_DestroyOptState(opt);
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if (version)
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{
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#if defined(WINNT)
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#define NSPR_LIB "libnspr4"
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#else
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#define NSPR_LIB "nspr4"
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#endif
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const PRVersionDescription *version_info;
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char *nspr_path = PR_GetEnv("LD_LIBRARY_PATH");
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char *nspr_name = PR_GetLibraryName(nspr_path, NSPR_LIB);
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PRLibrary *runtime = PR_LoadLibrary(nspr_name);
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if (NULL == runtime) {
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PL_FPrintError(err, "PR_LoadLibrary");
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}
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else
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{
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versionEntryPointType versionPoint = (versionEntryPointType)
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PR_FindSymbol(runtime, "libVersionPoint");
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if (NULL == versionPoint) {
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PL_FPrintError(err, "PR_FindSymbol");
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}
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else
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{
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char buffer[100];
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PRExplodedTime exploded;
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version_info = versionPoint();
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(void)PR_fprintf(err, "Runtime library version information\n");
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PR_ExplodeTime(
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version_info->buildTime, PR_GMTParameters, &exploded);
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(void)PR_FormatTime(
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buffer, sizeof(buffer), "%d %b %Y %H:%M:%S", &exploded);
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(void)PR_fprintf(err, " Build time: %s GMT\n", buffer);
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(void)PR_fprintf(
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err, " Build time: %s\n", version_info->buildTimeString);
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(void)PR_fprintf(
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err, " %s V%u.%u.%u (%s%s%s)\n",
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version_info->description,
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version_info->vMajor,
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version_info->vMinor,
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version_info->vPatch,
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(version_info->beta ? " beta " : ""),
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(version_info->debug ? " debug " : ""),
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(version_info->special ? " special" : ""));
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(void)PR_fprintf(err, " filename: %s\n", version_info->filename);
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(void)PR_fprintf(err, " security: %s\n", version_info->security);
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(void)PR_fprintf(err, " copyright: %s\n", version_info->copyright);
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(void)PR_fprintf(err, " comment: %s\n", version_info->comment);
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}
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}
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if (NULL != nspr_name) {
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PR_FreeLibraryName(nspr_name);
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}
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}
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{
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if (NULL == name)
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{
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char *me = (char*)PR_MALLOC(DNS_BUFFER);
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rv = PR_GetSystemInfo(PR_SI_HOSTNAME, me, DNS_BUFFER);
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if (PR_FAILURE == rv)
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{
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failed = PR_TRUE;
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PL_FPrintError(err, "PR_GetSystemInfo");
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return 2;
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}
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name = me; /* just leak the storage */
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}
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}
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{
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char buffer[HOST_BUFFER];
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PR_fprintf(err, "Translating the name %s ...", name);
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rv = PR_GetHostByName(name, buffer, sizeof(buffer), &host);
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if (PR_FAILURE == rv)
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{
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failed = PR_TRUE;
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PL_FPrintError(err, "PR_GetHostByName");
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}
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else
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{
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PRIntn index = 0;
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PRNetAddr address;
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memset(&address, 0, sizeof(PRNetAddr));
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PR_fprintf(err, "success .. enumerating results\n");
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do
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{
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index = PR_EnumerateHostEnt(index, &host, 0, &address);
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if (index > 0) {
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PrintAddress(&address);
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}
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else if (-1 == index)
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{
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failed = PR_TRUE;
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PL_FPrintError(err, "PR_EnumerateHostEnt");
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}
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} while (index > 0);
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}
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}
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{
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char buffer[PROTO_BUFFER];
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/*
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** Get Proto by name/number
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*/
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rv = PR_GetProtoByName("tcp", &buffer[1], sizeof(buffer) - 1, &proto);
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rv = PR_GetProtoByNumber(6, &buffer[3], sizeof(buffer) - 3, &proto);
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}
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return (failed) ? 1 : 0;
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}
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