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