command.c revision 47689
16059Samurai/* 26059Samurai * PPP User command processing module 36059Samurai * 46059Samurai * Written by Toshiharu OHNO (tony-o@iij.ad.jp) 56059Samurai * 66059Samurai * Copyright (C) 1993, Internet Initiative Japan, Inc. All rights reserverd. 76059Samurai * 86059Samurai * Redistribution and use in source and binary forms are permitted 96059Samurai * provided that the above copyright notice and this paragraph are 106059Samurai * duplicated in all such forms and that any documentation, 116059Samurai * advertising materials, and other materials related to such 126059Samurai * distribution and use acknowledge that the software was developed 136059Samurai * by the Internet Initiative Japan, Inc. The name of the 146059Samurai * IIJ may not be used to endorse or promote products derived 156059Samurai * from this software without specific prior written permission. 166059Samurai * THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR 176059Samurai * IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED 186059Samurai * WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR A PARTICULAR PURPOSE. 198857Srgrimes * 2047689Sbrian * $Id: command.c,v 1.195 1999/05/31 23:57:35 brian Exp $ 218857Srgrimes * 226059Samurai */ 2343313Sbrian#include <sys/param.h> 2430715Sbrian#include <netinet/in_systm.h> 2526031Sbrian#include <netinet/in.h> 2630715Sbrian#include <netinet/ip.h> 2726031Sbrian#include <arpa/inet.h> 2830715Sbrian#include <sys/socket.h> 2926031Sbrian#include <net/route.h> 3030715Sbrian#include <netdb.h> 3136285Sbrian#include <sys/un.h> 3230715Sbrian 3338628Sbrian#include <ctype.h> 3430715Sbrian#include <errno.h> 3526516Sbrian#include <fcntl.h> 3630715Sbrian#include <paths.h> 3730715Sbrian#include <stdio.h> 3830715Sbrian#include <stdlib.h> 3930715Sbrian#include <string.h> 4030715Sbrian#include <sys/wait.h> 4130715Sbrian#include <termios.h> 4230715Sbrian#include <unistd.h> 4330715Sbrian 4439395Sbrian#ifndef NOALIAS 4546086Sbrian#ifdef __FreeBSD__ 4646086Sbrian#include <alias.h> 4746086Sbrian#else 4839395Sbrian#include "alias.h" 4939395Sbrian#endif 5039395Sbrian#endif 5146686Sbrian#include "layer.h" 5237009Sbrian#include "defs.h" 5331343Sbrian#include "command.h" 5430715Sbrian#include "mbuf.h" 5530715Sbrian#include "log.h" 5630715Sbrian#include "timer.h" 576059Samurai#include "fsm.h" 586059Samurai#include "lcp.h" 5931690Sbrian#include "iplist.h" 6036285Sbrian#include "throughput.h" 6136285Sbrian#include "slcompress.h" 6238557Sbrian#include "lqr.h" 6338557Sbrian#include "hdlc.h" 646059Samurai#include "ipcp.h" 6531343Sbrian#ifndef NOALIAS 6626031Sbrian#include "alias_cmd.h" 6731343Sbrian#endif 6825630Sbrian#include "systems.h" 6936285Sbrian#include "filter.h" 7036285Sbrian#include "descriptor.h" 7130715Sbrian#include "main.h" 7230715Sbrian#include "route.h" 7330715Sbrian#include "ccp.h" 7431080Sbrian#include "auth.h" 7536285Sbrian#include "async.h" 7636285Sbrian#include "link.h" 7736285Sbrian#include "physical.h" 7836285Sbrian#include "mp.h" 7943313Sbrian#ifndef NORADIUS 8043313Sbrian#include "radius.h" 8143313Sbrian#endif 8236285Sbrian#include "bundle.h" 8336285Sbrian#include "server.h" 8436285Sbrian#include "prompt.h" 8536285Sbrian#include "chat.h" 8636285Sbrian#include "chap.h" 8738174Sbrian#include "cbcp.h" 8836285Sbrian#include "datalink.h" 8940561Sbrian#include "iface.h" 906059Samurai 9136285Sbrian/* ``set'' values */ 9236285Sbrian#define VAR_AUTHKEY 0 9336285Sbrian#define VAR_DIAL 1 9436285Sbrian#define VAR_LOGIN 2 9536285Sbrian#define VAR_AUTHNAME 3 9636285Sbrian#define VAR_AUTOLOAD 4 9736285Sbrian#define VAR_WINSIZE 5 9836285Sbrian#define VAR_DEVICE 6 9936285Sbrian#define VAR_ACCMAP 7 10036285Sbrian#define VAR_MRRU 8 10136285Sbrian#define VAR_MRU 9 10236285Sbrian#define VAR_MTU 10 10336285Sbrian#define VAR_OPENMODE 11 10436285Sbrian#define VAR_PHONE 12 10536285Sbrian#define VAR_HANGUP 13 10636285Sbrian#define VAR_IDLETIMEOUT 14 10736285Sbrian#define VAR_LQRPERIOD 15 10836285Sbrian#define VAR_LCPRETRY 16 10936285Sbrian#define VAR_CHAPRETRY 17 11036285Sbrian#define VAR_PAPRETRY 18 11136285Sbrian#define VAR_CCPRETRY 19 11236285Sbrian#define VAR_IPCPRETRY 20 11336285Sbrian#define VAR_DNS 21 11436285Sbrian#define VAR_NBNS 22 11536285Sbrian#define VAR_MODE 23 11638174Sbrian#define VAR_CALLBACK 24 11738174Sbrian#define VAR_CBCP 25 11838544Sbrian#define VAR_CHOKED 26 11940665Sbrian#define VAR_SENDPIPE 27 12040665Sbrian#define VAR_RECVPIPE 28 12143313Sbrian#define VAR_RADIUS 29 12244073Sbrian#define VAR_CD 30 12346686Sbrian#define VAR_PARITY 31 12446686Sbrian#define VAR_CRTSCTS 32 1256059Samurai 12636285Sbrian/* ``accept|deny|disable|enable'' masks */ 12736285Sbrian#define NEG_HISMASK (1) 12836285Sbrian#define NEG_MYMASK (2) 12936285Sbrian 13036285Sbrian/* ``accept|deny|disable|enable'' values */ 13136285Sbrian#define NEG_ACFCOMP 40 13244106Sbrian#define NEG_CHAP05 41 13344106Sbrian#define NEG_CHAP80 42 13444106Sbrian#define NEG_CHAP80LM 43 13544106Sbrian#define NEG_DEFLATE 44 13644106Sbrian#define NEG_LQR 45 13744106Sbrian#define NEG_PAP 46 13844106Sbrian#define NEG_PPPDDEFLATE 47 13944106Sbrian#define NEG_PRED1 48 14044106Sbrian#define NEG_PROTOCOMP 49 14144106Sbrian#define NEG_SHORTSEQ 50 14244106Sbrian#define NEG_VJCOMP 51 14344106Sbrian#define NEG_DNS 52 14436285Sbrian 14547061Sbrianconst char Version[] = "2.21"; 14647689Sbrianconst char VersionDate[] = "$Date: 1999/05/31 23:57:35 $"; 14736285Sbrian 14836285Sbrianstatic int ShowCommand(struct cmdargs const *); 14936285Sbrianstatic int TerminalCommand(struct cmdargs const *); 15036285Sbrianstatic int QuitCommand(struct cmdargs const *); 15136285Sbrianstatic int OpenCommand(struct cmdargs const *); 15236285Sbrianstatic int CloseCommand(struct cmdargs const *); 15336285Sbrianstatic int DownCommand(struct cmdargs const *); 15436285Sbrianstatic int SetCommand(struct cmdargs const *); 15536285Sbrianstatic int LinkCommand(struct cmdargs const *); 15636285Sbrianstatic int AddCommand(struct cmdargs const *); 15736285Sbrianstatic int DeleteCommand(struct cmdargs const *); 15836285Sbrianstatic int NegotiateCommand(struct cmdargs const *); 15936934Sbrianstatic int ClearCommand(struct cmdargs const *); 16040561Sbrianstatic int RunListCommand(struct cmdargs const *); 16140561Sbrianstatic int IfaceAddCommand(struct cmdargs const *); 16240561Sbrianstatic int IfaceDeleteCommand(struct cmdargs const *); 16340561Sbrianstatic int IfaceClearCommand(struct cmdargs const *); 16440679Sbrianstatic int SetProcTitle(struct cmdargs const *); 16531343Sbrian#ifndef NOALIAS 16636285Sbrianstatic int AliasEnable(struct cmdargs const *); 16736285Sbrianstatic int AliasOption(struct cmdargs const *); 16831343Sbrian#endif 1696059Samurai 17036285Sbrianstatic const char * 17136285Sbrianshowcx(struct cmdtab const *cmd) 17236285Sbrian{ 17336285Sbrian if (cmd->lauth & LOCAL_CX) 17436285Sbrian return "(c)"; 17536285Sbrian else if (cmd->lauth & LOCAL_CX_OPT) 17636285Sbrian return "(o)"; 17736285Sbrian 17836285Sbrian return ""; 17936285Sbrian} 18036285Sbrian 1816059Samuraistatic int 18231343SbrianHelpCommand(struct cmdargs const *arg) 1836059Samurai{ 18428679Sbrian struct cmdtab const *cmd; 18536285Sbrian int n, cmax, dmax, cols, cxlen; 18636285Sbrian const char *cx; 1876059Samurai 18836285Sbrian if (!arg->prompt) { 18936285Sbrian log_Printf(LogWARN, "help: Cannot help without a prompt\n"); 19026516Sbrian return 0; 19136285Sbrian } 19226516Sbrian 19336285Sbrian if (arg->argc > arg->argn) { 19436285Sbrian for (cmd = arg->cmdtab; cmd->name || cmd->alias; cmd++) 19536285Sbrian if ((cmd->lauth & arg->prompt->auth) && 19636285Sbrian ((cmd->name && !strcasecmp(cmd->name, arg->argv[arg->argn])) || 19736285Sbrian (cmd->alias && !strcasecmp(cmd->alias, arg->argv[arg->argn])))) { 19836285Sbrian prompt_Printf(arg->prompt, "%s %s\n", cmd->syntax, showcx(cmd)); 19928679Sbrian return 0; 2006059Samurai } 20126516Sbrian return -1; 2026059Samurai } 20336285Sbrian 20431372Sbrian cmax = dmax = 0; 20536285Sbrian for (cmd = arg->cmdtab; cmd->func; cmd++) 20636285Sbrian if (cmd->name && (cmd->lauth & arg->prompt->auth)) { 20736285Sbrian if ((n = strlen(cmd->name) + strlen(showcx(cmd))) > cmax) 20831372Sbrian cmax = n; 20931372Sbrian if ((n = strlen(cmd->helpmes)) > dmax) 21031372Sbrian dmax = n; 21131372Sbrian } 21231372Sbrian 21331372Sbrian cols = 80 / (dmax + cmax + 3); 2146059Samurai n = 0; 21536285Sbrian prompt_Printf(arg->prompt, "(o) = Optional context," 21636285Sbrian " (c) = Context required\n"); 21736285Sbrian for (cmd = arg->cmdtab; cmd->func; cmd++) 21836285Sbrian if (cmd->name && (cmd->lauth & arg->prompt->auth)) { 21936285Sbrian cx = showcx(cmd); 22036285Sbrian cxlen = cmax - strlen(cmd->name); 22140482Sbrian if (n % cols != 0) 22240482Sbrian prompt_Printf(arg->prompt, " "); 22340482Sbrian prompt_Printf(arg->prompt, "%s%-*.*s: %-*.*s", 22436285Sbrian cmd->name, cxlen, cxlen, cx, dmax, dmax, cmd->helpmes); 22531372Sbrian if (++n % cols == 0) 22636285Sbrian prompt_Printf(arg->prompt, "\n"); 2276059Samurai } 22831372Sbrian if (n % cols != 0) 22936285Sbrian prompt_Printf(arg->prompt, "\n"); 23026516Sbrian 23126516Sbrian return 0; 2326059Samurai} 2336059Samurai 23436285Sbrianstatic int 23536285SbrianCloneCommand(struct cmdargs const *arg) 2366059Samurai{ 23736285Sbrian char namelist[LINE_LEN]; 23836285Sbrian char *name; 23936285Sbrian int f; 2406059Samurai 24136285Sbrian if (arg->argc == arg->argn) 24236285Sbrian return -1; 24336285Sbrian 24436285Sbrian namelist[sizeof namelist - 1] = '\0'; 24536285Sbrian for (f = arg->argn; f < arg->argc; f++) { 24636285Sbrian strncpy(namelist, arg->argv[f], sizeof namelist - 1); 24736285Sbrian for(name = strtok(namelist, ", "); name; name = strtok(NULL,", ")) 24836285Sbrian bundle_DatalinkClone(arg->bundle, arg->cx, name); 2496059Samurai } 25036285Sbrian 25136285Sbrian return 0; 2526059Samurai} 2536059Samurai 2546059Samuraistatic int 25536285SbrianRemoveCommand(struct cmdargs const *arg) 2566059Samurai{ 25736285Sbrian if (arg->argc != arg->argn) 25836285Sbrian return -1; 25911336Samurai 26036285Sbrian if (arg->cx->state != DATALINK_CLOSED) { 26136285Sbrian log_Printf(LogWARN, "remove: Cannot delete links that aren't closed\n"); 26236285Sbrian return 2; 2636059Samurai } 26426516Sbrian 26536285Sbrian bundle_DatalinkRemove(arg->bundle, arg->cx); 26636285Sbrian return 0; 26736285Sbrian} 26832711Sbrian 26936285Sbrianstatic int 27036285SbrianRenameCommand(struct cmdargs const *arg) 27136285Sbrian{ 27236285Sbrian if (arg->argc != arg->argn + 1) 27336285Sbrian return -1; 27431121Sbrian 27536285Sbrian if (bundle_RenameDatalink(arg->bundle, arg->cx, arg->argv[arg->argn])) 27636285Sbrian return 0; 27736285Sbrian 27836285Sbrian log_Printf(LogWARN, "%s -> %s: target name already exists\n", 27936285Sbrian arg->cx->name, arg->argv[arg->argn]); 28036285Sbrian return 1; 28136285Sbrian} 28236285Sbrian 28336285Sbrianint 28436285SbrianLoadCommand(struct cmdargs const *arg) 28536285Sbrian{ 28640797Sbrian const char *err; 28740797Sbrian int n, mode; 28836285Sbrian 28940797Sbrian mode = arg->bundle->phys_type.all; 29036285Sbrian 29140797Sbrian if (arg->argn < arg->argc) { 29240797Sbrian for (n = arg->argn; n < arg->argc; n++) 29340797Sbrian if ((err = system_IsValid(arg->argv[n], arg->prompt, mode)) != NULL) { 29440797Sbrian log_Printf(LogWARN, "%s: %s\n", arg->argv[n], err); 29540797Sbrian return 1; 29640797Sbrian } 29740797Sbrian 29840797Sbrian for (n = arg->argn; n < arg->argc; n++) { 29940797Sbrian bundle_SetLabel(arg->bundle, arg->argv[arg->argc - 1]); 30040797Sbrian system_Select(arg->bundle, arg->argv[n], CONFFILE, arg->prompt, arg->cx); 30140797Sbrian } 30240797Sbrian bundle_SetLabel(arg->bundle, arg->argv[arg->argc - 1]); 30340797Sbrian } else if ((err = system_IsValid("default", arg->prompt, mode)) != NULL) { 30440797Sbrian log_Printf(LogWARN, "default: %s\n", err); 30536285Sbrian return 1; 30636285Sbrian } else { 30740797Sbrian bundle_SetLabel(arg->bundle, "default"); 30840797Sbrian system_Select(arg->bundle, "default", CONFFILE, arg->prompt, arg->cx); 30940797Sbrian bundle_SetLabel(arg->bundle, "default"); 31036285Sbrian } 31140797Sbrian 31226516Sbrian return 0; 3136059Samurai} 3146059Samurai 31536285Sbrianint 31636285SbrianSaveCommand(struct cmdargs const *arg) 31736285Sbrian{ 31836285Sbrian log_Printf(LogWARN, "save command is not implemented (yet).\n"); 31936285Sbrian return 1; 32036285Sbrian} 32136285Sbrian 32210528Samuraistatic int 32336285SbrianDialCommand(struct cmdargs const *arg) 32428536Sbrian{ 32536285Sbrian int res; 32636285Sbrian 32736465Sbrian if ((arg->cx && !(arg->cx->physical->type & (PHYS_INTERACTIVE|PHYS_AUTO))) 32836465Sbrian || (!arg->cx && 32936928Sbrian (arg->bundle->phys_type.all & ~(PHYS_INTERACTIVE|PHYS_AUTO)))) { 33036285Sbrian log_Printf(LogWARN, "Manual dial is only available for auto and" 33136285Sbrian " interactive links\n"); 33236285Sbrian return 1; 33334536Sbrian } 33436285Sbrian 33536285Sbrian if (arg->argc > arg->argn && (res = LoadCommand(arg)) != 0) 33636285Sbrian return res; 33736285Sbrian 33837993Sbrian bundle_Open(arg->bundle, arg->cx ? arg->cx->name : NULL, PHYS_ALL, 1); 33936285Sbrian 34036285Sbrian return 0; 34128536Sbrian} 34228536Sbrian 34338628Sbrian#define isinword(ch) (isalnum(ch) || (ch) == '_') 34438628Sbrian 34538628Sbrianstatic char * 34638628Sbrianstrstrword(char *big, const char *little) 34738628Sbrian{ 34838628Sbrian /* Get the first occurance of the word ``little'' in ``big'' */ 34938628Sbrian char *pos; 35038628Sbrian int len; 35138628Sbrian 35238628Sbrian pos = big; 35338628Sbrian len = strlen(little); 35438628Sbrian 35538628Sbrian while ((pos = strstr(pos, little)) != NULL) 35638628Sbrian if ((pos == big || !isinword(pos[-1])) && !isinword(pos[len])) 35738628Sbrian break; 35838628Sbrian else 35938628Sbrian pos++; 36038628Sbrian 36138628Sbrian return pos; 36238628Sbrian} 36338628Sbrian 36438628Sbrianstatic char * 36538628Sbriansubst(char *tgt, const char *oldstr, const char *newstr) 36638628Sbrian{ 36738628Sbrian /* tgt is a malloc()d area... realloc() as necessary */ 36838628Sbrian char *word, *ntgt; 36938628Sbrian int ltgt, loldstr, lnewstr, pos; 37038628Sbrian 37138628Sbrian if ((word = strstrword(tgt, oldstr)) == NULL) 37238628Sbrian return tgt; 37338628Sbrian 37438628Sbrian ltgt = strlen(tgt) + 1; 37538628Sbrian loldstr = strlen(oldstr); 37638628Sbrian lnewstr = strlen(newstr); 37738628Sbrian do { 37838628Sbrian pos = word - tgt; 37938628Sbrian if (loldstr > lnewstr) 38038628Sbrian bcopy(word + loldstr, word + lnewstr, ltgt - pos - loldstr); 38138628Sbrian if (loldstr != lnewstr) { 38238628Sbrian ntgt = realloc(tgt, ltgt += lnewstr - loldstr); 38338628Sbrian if (ntgt == NULL) 38438628Sbrian break; /* Oh wonderful ! */ 38538628Sbrian word = ntgt + pos; 38638628Sbrian tgt = ntgt; 38738628Sbrian } 38838628Sbrian if (lnewstr > loldstr) 38938628Sbrian bcopy(word + loldstr, word + lnewstr, ltgt - pos - loldstr); 39038628Sbrian bcopy(newstr, word, lnewstr); 39138628Sbrian } while ((word = strstrword(word, oldstr))); 39238628Sbrian 39338628Sbrian return tgt; 39438628Sbrian} 39538628Sbrian 39643888Sbrianvoid 39743888Sbriancommand_Expand(char **nargv, int argc, char const *const *oargv, 39843888Sbrian struct bundle *bundle, int inc0) 39938628Sbrian{ 40038628Sbrian int arg; 40140678Sbrian char pid[12]; 40238628Sbrian 40341755Sbrian if (inc0) 40441755Sbrian arg = 0; /* Start at arg 0 */ 40541755Sbrian else { 40641755Sbrian nargv[0] = strdup(oargv[0]); 40741755Sbrian arg = 1; 40841755Sbrian } 40940678Sbrian snprintf(pid, sizeof pid, "%d", getpid()); 41041755Sbrian for (; arg < argc; arg++) { 41138629Sbrian nargv[arg] = strdup(oargv[arg]); 41238629Sbrian nargv[arg] = subst(nargv[arg], "HISADDR", 41338628Sbrian inet_ntoa(bundle->ncp.ipcp.peer_ip)); 41438629Sbrian nargv[arg] = subst(nargv[arg], "AUTHNAME", bundle->cfg.auth.name); 41540561Sbrian nargv[arg] = subst(nargv[arg], "INTERFACE", bundle->iface->name); 41638628Sbrian nargv[arg] = subst(nargv[arg], "MYADDR", inet_ntoa(bundle->ncp.ipcp.my_ip)); 41738629Sbrian nargv[arg] = subst(nargv[arg], "USER", bundle->ncp.mp.peer.authname); 41838629Sbrian nargv[arg] = subst(nargv[arg], "PEER_ENDDISC", 41938629Sbrian mp_Enddisc(bundle->ncp.mp.peer.enddisc.class, 42038629Sbrian bundle->ncp.mp.peer.enddisc.address, 42138629Sbrian bundle->ncp.mp.peer.enddisc.len)); 42238629Sbrian nargv[arg] = subst(nargv[arg], "ENDDISC", 42338629Sbrian mp_Enddisc(bundle->ncp.mp.cfg.enddisc.class, 42438629Sbrian bundle->ncp.mp.cfg.enddisc.address, 42538629Sbrian bundle->ncp.mp.cfg.enddisc.len)); 42640678Sbrian nargv[arg] = subst(nargv[arg], "PROCESSID", pid); 42738629Sbrian nargv[arg] = subst(nargv[arg], "LABEL", bundle_GetLabel(bundle)); 42838628Sbrian } 42938628Sbrian nargv[arg] = NULL; 43038628Sbrian} 43138628Sbrian 43228536Sbrianstatic int 43331343SbrianShellCommand(struct cmdargs const *arg, int bg) 43410528Samurai{ 43510528Samurai const char *shell; 43610528Samurai pid_t shpid; 43720813Sjkh 43818856Ssos#ifdef SHELL_ONLY_INTERACTIVELY 43926911Sbrian /* we're only allowed to shell when we run ppp interactively */ 44036285Sbrian if (arg->prompt && arg->prompt->owner) { 44136285Sbrian log_Printf(LogWARN, "Can't start a shell from a network connection\n"); 44226516Sbrian return 1; 44310528Samurai } 44426911Sbrian#endif 44528679Sbrian 44636285Sbrian if (arg->argc == arg->argn) { 44736285Sbrian if (!arg->prompt) { 44836285Sbrian log_Printf(LogWARN, "Can't start an interactive shell from" 44936285Sbrian " a config file\n"); 45028381Sbrian return 1; 45136285Sbrian } else if (arg->prompt->owner) { 45236285Sbrian log_Printf(LogWARN, "Can't start an interactive shell from" 45336285Sbrian " a socket connection\n"); 45436285Sbrian return 1; 45528381Sbrian } else if (bg) { 45636285Sbrian log_Printf(LogWARN, "Can only start an interactive shell in" 45728679Sbrian " the foreground mode\n"); 45828381Sbrian return 1; 45928381Sbrian } 46034536Sbrian } 46134536Sbrian 46228679Sbrian if ((shpid = fork()) == 0) { 46336285Sbrian int i, fd; 46418531Sbde 46536285Sbrian if ((shell = getenv("SHELL")) == 0) 46636285Sbrian shell = _PATH_BSHELL; 46732017Sbrian 46836285Sbrian timer_TermService(); 46936285Sbrian 47036285Sbrian if (arg->prompt) 47136285Sbrian fd = arg->prompt->fd_out; 47236285Sbrian else if ((fd = open(_PATH_DEVNULL, O_RDWR)) == -1) { 47336285Sbrian log_Printf(LogALERT, "Failed to open %s: %s\n", 47436285Sbrian _PATH_DEVNULL, strerror(errno)); 47528679Sbrian exit(1); 47628679Sbrian } 47728679Sbrian for (i = 0; i < 3; i++) 47828679Sbrian dup2(fd, i); 47926516Sbrian 48036285Sbrian fcntl(3, F_SETFD, 1); /* Set close-on-exec flag */ 48126516Sbrian 48231061Sbrian setuid(geteuid()); 48336285Sbrian if (arg->argc > arg->argn) { 48428679Sbrian /* substitute pseudo args */ 48538628Sbrian char *argv[MAXARGS]; 48638628Sbrian int argc = arg->argc - arg->argn; 48738628Sbrian 48838628Sbrian if (argc >= sizeof argv / sizeof argv[0]) { 48938628Sbrian argc = sizeof argv / sizeof argv[0] - 1; 49038628Sbrian log_Printf(LogWARN, "Truncating shell command to %d args\n", argc); 49131343Sbrian } 49243888Sbrian command_Expand(argv, argc, arg->argv + arg->argn, arg->bundle, 0); 49328679Sbrian if (bg) { 49428679Sbrian pid_t p; 49510528Samurai 49628679Sbrian p = getpid(); 49728679Sbrian if (daemon(1, 1) == -1) { 49836832Sbrian log_Printf(LogERROR, "%d: daemon: %s\n", (int)p, strerror(errno)); 49928679Sbrian exit(1); 50028679Sbrian } 50136285Sbrian } else if (arg->prompt) 50236285Sbrian printf("ppp: Pausing until %s finishes\n", arg->argv[arg->argn]); 50331343Sbrian execvp(argv[0], argv); 50430316Sbrian } else { 50536285Sbrian if (arg->prompt) 50632017Sbrian printf("ppp: Pausing until %s finishes\n", shell); 50736285Sbrian prompt_TtyOldMode(arg->prompt); 50831343Sbrian execl(shell, shell, NULL); 50930316Sbrian } 51020813Sjkh 51140665Sbrian log_Printf(LogWARN, "exec() of %s failed: %s\n", 51240665Sbrian arg->argc > arg->argn ? arg->argv[arg->argn] : shell, 51340665Sbrian strerror(errno)); 51428679Sbrian exit(255); 51510528Samurai } 51636285Sbrian 51736285Sbrian if (shpid == (pid_t) - 1) 51836285Sbrian log_Printf(LogERROR, "Fork failed: %s\n", strerror(errno)); 51936285Sbrian else { 52010528Samurai int status; 52131343Sbrian waitpid(shpid, &status, 0); 52210528Samurai } 52320813Sjkh 52436285Sbrian if (arg->prompt && !arg->prompt->owner) 52536285Sbrian prompt_TtyCommandMode(arg->prompt); 52620813Sjkh 52736285Sbrian return 0; 52810528Samurai} 52910528Samurai 53031343Sbrianstatic int 53131343SbrianBgShellCommand(struct cmdargs const *arg) 53231343Sbrian{ 53336285Sbrian if (arg->argc == arg->argn) 53431343Sbrian return -1; 53531343Sbrian return ShellCommand(arg, 1); 53631343Sbrian} 53731343Sbrian 53831343Sbrianstatic int 53931343SbrianFgShellCommand(struct cmdargs const *arg) 54031343Sbrian{ 54131343Sbrian return ShellCommand(arg, 0); 54231343Sbrian} 54331343Sbrian 54440561Sbrian#ifndef NOALIAS 54540561Sbrianstatic struct cmdtab const AliasCommands[] = 54640561Sbrian{ 54740561Sbrian {"addr", NULL, alias_RedirectAddr, LOCAL_AUTH, 54840561Sbrian "static address translation", "alias addr [addr_local addr_alias]"}, 54940561Sbrian {"deny_incoming", NULL, AliasOption, LOCAL_AUTH, 55040561Sbrian "stop incoming connections", "alias deny_incoming [yes|no]", 55140561Sbrian (const void *) PKT_ALIAS_DENY_INCOMING}, 55240561Sbrian {"enable", NULL, AliasEnable, LOCAL_AUTH, 55340561Sbrian "enable IP aliasing", "alias enable [yes|no]"}, 55440561Sbrian {"log", NULL, AliasOption, LOCAL_AUTH, 55540561Sbrian "log aliasing link creation", "alias log [yes|no]", 55640561Sbrian (const void *) PKT_ALIAS_LOG}, 55745042Sbrian {"port", NULL, alias_RedirectPort, LOCAL_AUTH, "port redirection", 55845042Sbrian "alias port proto localaddr:port[-port] aliasport[-aliasport]"}, 55944557Sbrian {"pptp", NULL, alias_Pptp, LOCAL_AUTH, 56044557Sbrian "Set the PPTP address", "alias pptp IP"}, 56144547Sbrian {"proxy", NULL, alias_ProxyRule, LOCAL_AUTH, 56244547Sbrian "proxy control", "alias proxy server host[:port] ..."}, 56340561Sbrian {"same_ports", NULL, AliasOption, LOCAL_AUTH, 56440561Sbrian "try to leave port numbers unchanged", "alias same_ports [yes|no]", 56540561Sbrian (const void *) PKT_ALIAS_SAME_PORTS}, 56640561Sbrian {"unregistered_only", NULL, AliasOption, LOCAL_AUTH, 56740561Sbrian "alias unregistered (private) IP address space only", 56840561Sbrian "alias unregistered_only [yes|no]", 56940561Sbrian (const void *) PKT_ALIAS_UNREGISTERED_ONLY}, 57040561Sbrian {"use_sockets", NULL, AliasOption, LOCAL_AUTH, 57140561Sbrian "allocate host sockets", "alias use_sockets [yes|no]", 57240561Sbrian (const void *) PKT_ALIAS_USE_SOCKETS}, 57340561Sbrian {"help", "?", HelpCommand, LOCAL_AUTH | LOCAL_NO_AUTH, 57440561Sbrian "Display this message", "alias help|? [command]", AliasCommands}, 57540561Sbrian {NULL, NULL, NULL}, 57640561Sbrian}; 57740561Sbrian#endif 57840561Sbrian 57940561Sbrianstatic struct cmdtab const AllowCommands[] = { 58040561Sbrian {"modes", "mode", AllowModes, LOCAL_AUTH, 58140561Sbrian "Only allow certain ppp modes", "allow modes mode..."}, 58240561Sbrian {"users", "user", AllowUsers, LOCAL_AUTH, 58340561Sbrian "Only allow ppp access to certain users", "allow users logname..."}, 58440561Sbrian {"help", "?", HelpCommand, LOCAL_AUTH | LOCAL_NO_AUTH, 58540561Sbrian "Display this message", "allow help|? [command]", AllowCommands}, 58640561Sbrian {NULL, NULL, NULL}, 58740561Sbrian}; 58840561Sbrian 58940561Sbrianstatic struct cmdtab const IfaceCommands[] = 59040561Sbrian{ 59140561Sbrian {"add", NULL, IfaceAddCommand, LOCAL_AUTH, 59240561Sbrian "Add iface address", "iface add addr[/bits| mask] peer", NULL}, 59340561Sbrian {NULL, "add!", IfaceAddCommand, LOCAL_AUTH, 59440561Sbrian "Add or change an iface address", "iface add! addr[/bits| mask] peer", 59540561Sbrian (void *)1}, 59640561Sbrian {"clear", NULL, IfaceClearCommand, LOCAL_AUTH, 59740561Sbrian "Clear iface address(es)", "iface clear"}, 59840561Sbrian {"delete", "rm", IfaceDeleteCommand, LOCAL_AUTH, 59940561Sbrian "Delete iface address", "iface delete addr", NULL}, 60040561Sbrian {NULL, "rm!", IfaceDeleteCommand, LOCAL_AUTH, 60140561Sbrian "Delete iface address", "iface delete addr", (void *)1}, 60240561Sbrian {NULL, "delete!", IfaceDeleteCommand, LOCAL_AUTH, 60340561Sbrian "Delete iface address", "iface delete addr", (void *)1}, 60440561Sbrian {"show", NULL, iface_Show, LOCAL_AUTH, 60540561Sbrian "Show iface address(es)", "iface show"}, 60640561Sbrian {"help", "?", HelpCommand, LOCAL_AUTH | LOCAL_NO_AUTH, 60740561Sbrian "Display this message", "alias help|? [command]", IfaceCommands}, 60840561Sbrian {NULL, NULL, NULL}, 60940561Sbrian}; 61040561Sbrian 61130715Sbrianstatic struct cmdtab const Commands[] = { 61236285Sbrian {"accept", NULL, NegotiateCommand, LOCAL_AUTH | LOCAL_CX_OPT, 61328679Sbrian "accept option request", "accept option .."}, 61428679Sbrian {"add", NULL, AddCommand, LOCAL_AUTH, 61532109Sbrian "add route", "add dest mask gateway", NULL}, 61636285Sbrian {NULL, "add!", AddCommand, LOCAL_AUTH, 61732109Sbrian "add or change route", "add! dest mask gateway", (void *)1}, 61836285Sbrian#ifndef NOALIAS 61940561Sbrian {"alias", NULL, RunListCommand, LOCAL_AUTH, 62040561Sbrian "alias control", "alias option [yes|no]", AliasCommands}, 62136285Sbrian#endif 62240561Sbrian {"allow", "auth", RunListCommand, LOCAL_AUTH, 62340561Sbrian "Allow ppp access", "allow users|modes ....", AllowCommands}, 62428679Sbrian {"bg", "!bg", BgShellCommand, LOCAL_AUTH, 62531372Sbrian "Run a background command", "[!]bg command"}, 62636934Sbrian {"clear", NULL, ClearCommand, LOCAL_AUTH | LOCAL_CX_OPT, 62746686Sbrian "Clear throughput statistics", 62846686Sbrian "clear ipcp|physical [current|overall|peak]..."}, 62936285Sbrian {"clone", NULL, CloneCommand, LOCAL_AUTH | LOCAL_CX, 63036285Sbrian "Clone a link", "clone newname..."}, 63136285Sbrian {"close", NULL, CloseCommand, LOCAL_AUTH | LOCAL_CX_OPT, 63236285Sbrian "Close an FSM", "close [lcp|ccp]"}, 63328679Sbrian {"delete", NULL, DeleteCommand, LOCAL_AUTH, 63432109Sbrian "delete route", "delete dest", NULL}, 63536285Sbrian {NULL, "delete!", DeleteCommand, LOCAL_AUTH, 63632109Sbrian "delete a route if it exists", "delete! dest", (void *)1}, 63736285Sbrian {"deny", NULL, NegotiateCommand, LOCAL_AUTH | LOCAL_CX_OPT, 63828679Sbrian "Deny option request", "deny option .."}, 63936285Sbrian {"dial", "call", DialCommand, LOCAL_AUTH | LOCAL_CX_OPT, 64040797Sbrian "Dial and login", "dial|call [system ...]", NULL}, 64136285Sbrian {"disable", NULL, NegotiateCommand, LOCAL_AUTH | LOCAL_CX_OPT, 64228679Sbrian "Disable option", "disable option .."}, 64336285Sbrian {"down", NULL, DownCommand, LOCAL_AUTH | LOCAL_CX_OPT, 64446686Sbrian "Generate a down event", "down [ccp|lcp]"}, 64536285Sbrian {"enable", NULL, NegotiateCommand, LOCAL_AUTH | LOCAL_CX_OPT, 64628679Sbrian "Enable option", "enable option .."}, 64740561Sbrian {"iface", "interface", RunListCommand, LOCAL_AUTH, 64840561Sbrian "interface control", "iface option ...", IfaceCommands}, 64936285Sbrian {"link", "datalink", LinkCommand, LOCAL_AUTH, 65036285Sbrian "Link specific commands", "link name command ..."}, 65137008Sbrian {"load", NULL, LoadCommand, LOCAL_AUTH | LOCAL_CX_OPT, 65240797Sbrian "Load settings", "load [system ...]"}, 65336285Sbrian {"open", NULL, OpenCommand, LOCAL_AUTH | LOCAL_CX_OPT, 65437955Sbrian "Open an FSM", "open! [lcp|ccp|ipcp]", (void *)1}, 65536285Sbrian {"passwd", NULL, PasswdCommand, LOCAL_NO_AUTH, 65636285Sbrian "Password for manipulation", "passwd LocalPassword"}, 65736285Sbrian {"quit", "bye", QuitCommand, LOCAL_AUTH | LOCAL_NO_AUTH, 65836285Sbrian "Quit PPP program", "quit|bye [all]"}, 65936285Sbrian {"remove", "rm", RemoveCommand, LOCAL_AUTH | LOCAL_CX, 66036285Sbrian "Remove a link", "remove"}, 66136285Sbrian {"rename", "mv", RenameCommand, LOCAL_AUTH | LOCAL_CX, 66236285Sbrian "Rename a link", "rename name"}, 66328679Sbrian {"save", NULL, SaveCommand, LOCAL_AUTH, 66428679Sbrian "Save settings", "save"}, 66536285Sbrian {"set", "setup", SetCommand, LOCAL_AUTH | LOCAL_CX_OPT, 66628679Sbrian "Set parameters", "set[up] var value"}, 66728679Sbrian {"shell", "!", FgShellCommand, LOCAL_AUTH, 66828679Sbrian "Run a subshell", "shell|! [sh command]"}, 66936285Sbrian {"show", NULL, ShowCommand, LOCAL_AUTH | LOCAL_CX_OPT, 67031372Sbrian "Show status and stats", "show var"}, 67136285Sbrian {"term", NULL, TerminalCommand, LOCAL_AUTH | LOCAL_CX, 67231372Sbrian "Enter terminal mode", "term"}, 67328679Sbrian {"help", "?", HelpCommand, LOCAL_AUTH | LOCAL_NO_AUTH, 67431343Sbrian "Display this message", "help|? [command]", Commands}, 67528679Sbrian {NULL, NULL, NULL}, 6766059Samurai}; 6776059Samurai 67828536Sbrianstatic int 67931343SbrianShowEscape(struct cmdargs const *arg) 6806059Samurai{ 68136285Sbrian if (arg->cx->physical->async.cfg.EscMap[32]) { 68236285Sbrian int code, bit; 68336285Sbrian const char *sep = ""; 6846059Samurai 68526516Sbrian for (code = 0; code < 32; code++) 68636285Sbrian if (arg->cx->physical->async.cfg.EscMap[code]) 68728679Sbrian for (bit = 0; bit < 8; bit++) 68836285Sbrian if (arg->cx->physical->async.cfg.EscMap[code] & (1 << bit)) { 68936285Sbrian prompt_Printf(arg->prompt, "%s0x%02x", sep, (code << 3) + bit); 69036285Sbrian sep = ", "; 69136285Sbrian } 69236285Sbrian prompt_Printf(arg->prompt, "\n"); 6936059Samurai } 69431077Sbrian return 0; 6956059Samurai} 6966059Samurai 69728679Sbrianstatic int 69836285SbrianShowTimerList(struct cmdargs const *arg) 6996059Samurai{ 70036285Sbrian timer_Show(0, arg->prompt); 70131077Sbrian return 0; 7026059Samurai} 7036059Samurai 70428679Sbrianstatic int 70531343SbrianShowStopped(struct cmdargs const *arg) 70628327Sbrian{ 70736285Sbrian prompt_Printf(arg->prompt, " Stopped Timer: LCP: "); 70836285Sbrian if (!arg->cx->physical->link.lcp.fsm.StoppedTimer.load) 70936285Sbrian prompt_Printf(arg->prompt, "Disabled"); 71028327Sbrian else 71136285Sbrian prompt_Printf(arg->prompt, "%ld secs", 71236285Sbrian arg->cx->physical->link.lcp.fsm.StoppedTimer.load / SECTICKS); 71328461Sbrian 71436285Sbrian prompt_Printf(arg->prompt, ", CCP: "); 71536285Sbrian if (!arg->cx->physical->link.ccp.fsm.StoppedTimer.load) 71636285Sbrian prompt_Printf(arg->prompt, "Disabled"); 71728461Sbrian else 71836285Sbrian prompt_Printf(arg->prompt, "%ld secs", 71936285Sbrian arg->cx->physical->link.ccp.fsm.StoppedTimer.load / SECTICKS); 72028461Sbrian 72136285Sbrian prompt_Printf(arg->prompt, "\n"); 72228461Sbrian 72331077Sbrian return 0; 72428327Sbrian} 72528327Sbrian 72628679Sbrianstatic int 72731343SbrianShowVersion(struct cmdargs const *arg) 7286059Samurai{ 72936285Sbrian prompt_Printf(arg->prompt, "PPP Version %s - %s\n", Version, VersionDate); 73031077Sbrian return 0; 7316059Samurai} 7326059Samurai 73328679Sbrianstatic int 73436285SbrianShowProtocolStats(struct cmdargs const *arg) 73526326Sbrian{ 73636285Sbrian struct link *l = command_ChooseLink(arg); 73726326Sbrian 73836285Sbrian prompt_Printf(arg->prompt, "%s:\n", l->name); 73936285Sbrian link_ReportProtocolStatus(l, arg->prompt); 74031077Sbrian return 0; 74126326Sbrian} 74226326Sbrian 74330715Sbrianstatic struct cmdtab const ShowCommands[] = { 74436285Sbrian {"bundle", NULL, bundle_ShowStatus, LOCAL_AUTH, 74536285Sbrian "bundle details", "show bundle"}, 74636285Sbrian {"ccp", NULL, ccp_ReportStatus, LOCAL_AUTH | LOCAL_CX_OPT, 74736285Sbrian "CCP status", "show cpp"}, 74836285Sbrian {"compress", NULL, sl_Show, LOCAL_AUTH, 74936285Sbrian "VJ compression stats", "show compress"}, 75036285Sbrian {"escape", NULL, ShowEscape, LOCAL_AUTH | LOCAL_CX, 75136285Sbrian "escape characters", "show escape"}, 75236285Sbrian {"filter", NULL, filter_Show, LOCAL_AUTH, 75336285Sbrian "packet filters", "show filter [in|out|dial|alive]"}, 75436285Sbrian {"hdlc", NULL, hdlc_ReportStatus, LOCAL_AUTH | LOCAL_CX, 75536285Sbrian "HDLC errors", "show hdlc"}, 75640561Sbrian {"iface", "interface", iface_Show, LOCAL_AUTH, 75740561Sbrian "Interface status", "show iface"}, 75836285Sbrian {"ipcp", NULL, ipcp_Show, LOCAL_AUTH, 75936285Sbrian "IPCP status", "show ipcp"}, 76047211Sbrian {"layers", NULL, link_ShowLayers, LOCAL_AUTH | LOCAL_CX_OPT, 76147211Sbrian "Protocol layers", "show layers"}, 76236285Sbrian {"lcp", NULL, lcp_ReportStatus, LOCAL_AUTH | LOCAL_CX, 76336285Sbrian "LCP status", "show lcp"}, 76436285Sbrian {"link", "datalink", datalink_Show, LOCAL_AUTH | LOCAL_CX, 76536285Sbrian "(high-level) link info", "show link"}, 76636285Sbrian {"links", NULL, bundle_ShowLinks, LOCAL_AUTH, 76736285Sbrian "available link names", "show links"}, 76836285Sbrian {"log", NULL, log_ShowLevel, LOCAL_AUTH, 76936285Sbrian "log levels", "show log"}, 77036285Sbrian {"mem", NULL, mbuf_Show, LOCAL_AUTH, 77136285Sbrian "mbuf allocations", "show mem"}, 77246686Sbrian {"physical", NULL, physical_ShowStatus, LOCAL_AUTH | LOCAL_CX, 77346686Sbrian "(low-level) link info", "show physical"}, 77436285Sbrian {"mp", "multilink", mp_ShowStatus, LOCAL_AUTH, 77536285Sbrian "multilink setup", "show mp"}, 77636285Sbrian {"proto", NULL, ShowProtocolStats, LOCAL_AUTH | LOCAL_CX_OPT, 77736285Sbrian "protocol summary", "show proto"}, 77836285Sbrian {"route", NULL, route_Show, LOCAL_AUTH, 77936285Sbrian "routing table", "show route"}, 78036285Sbrian {"stopped", NULL, ShowStopped, LOCAL_AUTH | LOCAL_CX, 78136285Sbrian "STOPPED timeout", "show stopped"}, 78236285Sbrian {"timers", NULL, ShowTimerList, LOCAL_AUTH, 78336285Sbrian "alarm timers", "show timers"}, 78428679Sbrian {"version", NULL, ShowVersion, LOCAL_NO_AUTH | LOCAL_AUTH, 78536285Sbrian "version string", "show version"}, 78636285Sbrian {"who", NULL, log_ShowWho, LOCAL_AUTH, 78736285Sbrian "client list", "show who"}, 78828679Sbrian {"help", "?", HelpCommand, LOCAL_NO_AUTH | LOCAL_AUTH, 78931343Sbrian "Display this message", "show help|? [command]", ShowCommands}, 79028679Sbrian {NULL, NULL, NULL}, 7916059Samurai}; 7926059Samurai 79330715Sbrianstatic struct cmdtab const * 79431343SbrianFindCommand(struct cmdtab const *cmds, const char *str, int *pmatch) 7956059Samurai{ 79626516Sbrian int nmatch; 79726516Sbrian int len; 79828679Sbrian struct cmdtab const *found; 7996059Samurai 80026516Sbrian found = NULL; 80126516Sbrian len = strlen(str); 80226516Sbrian nmatch = 0; 8036059Samurai while (cmds->func) { 80425566Sbrian if (cmds->name && strncasecmp(str, cmds->name, len) == 0) { 80526516Sbrian if (cmds->name[len] == '\0') { 80628679Sbrian *pmatch = 1; 80728679Sbrian return cmds; 80826516Sbrian } 8096059Samurai nmatch++; 8106059Samurai found = cmds; 81128679Sbrian } else if (cmds->alias && strncasecmp(str, cmds->alias, len) == 0) { 81226516Sbrian if (cmds->alias[len] == '\0') { 81328679Sbrian *pmatch = 1; 81428679Sbrian return cmds; 81526516Sbrian } 8166059Samurai nmatch++; 8176059Samurai found = cmds; 8186059Samurai } 8196059Samurai cmds++; 8206059Samurai } 8216059Samurai *pmatch = nmatch; 82226516Sbrian return found; 8236059Samurai} 8246059Samurai 82536285Sbrianstatic const char * 82636285SbrianmkPrefix(int argc, char const *const *argv, char *tgt, int sz) 82736285Sbrian{ 82836285Sbrian int f, tlen, len; 82936285Sbrian 83036285Sbrian tlen = 0; 83136285Sbrian for (f = 0; f < argc && tlen < sz - 2; f++) { 83236285Sbrian if (f) 83336285Sbrian tgt[tlen++] = ' '; 83436285Sbrian len = strlen(argv[f]); 83536285Sbrian if (len > sz - tlen - 1) 83636285Sbrian len = sz - tlen - 1; 83736285Sbrian strncpy(tgt+tlen, argv[f], len); 83836285Sbrian tlen += len; 83936285Sbrian } 84036285Sbrian tgt[tlen] = '\0'; 84136285Sbrian return tgt; 84236285Sbrian} 84336285Sbrian 84430715Sbrianstatic int 84536285SbrianFindExec(struct bundle *bundle, struct cmdtab const *cmds, int argc, int argn, 84636285Sbrian char const *const *argv, struct prompt *prompt, struct datalink *cx) 8476059Samurai{ 84828679Sbrian struct cmdtab const *cmd; 8496059Samurai int val = 1; 8506059Samurai int nmatch; 85131343Sbrian struct cmdargs arg; 85236285Sbrian char prefix[100]; 8536059Samurai 85436285Sbrian cmd = FindCommand(cmds, argv[argn], &nmatch); 8556059Samurai if (nmatch > 1) 85636285Sbrian log_Printf(LogWARN, "%s: Ambiguous command\n", 85736285Sbrian mkPrefix(argn+1, argv, prefix, sizeof prefix)); 85836285Sbrian else if (cmd && (!prompt || (cmd->lauth & prompt->auth))) { 85936285Sbrian if ((cmd->lauth & LOCAL_CX) && !cx) 86036285Sbrian /* We've got no context, but we require it */ 86136285Sbrian cx = bundle2datalink(bundle, NULL); 86236285Sbrian 86336285Sbrian if ((cmd->lauth & LOCAL_CX) && !cx) 86436285Sbrian log_Printf(LogWARN, "%s: No context (use the `link' command)\n", 86536285Sbrian mkPrefix(argn+1, argv, prefix, sizeof prefix)); 86636285Sbrian else { 86736285Sbrian if (cx && !(cmd->lauth & (LOCAL_CX|LOCAL_CX_OPT))) { 86836285Sbrian log_Printf(LogWARN, "%s: Redundant context (%s) ignored\n", 86936285Sbrian mkPrefix(argn+1, argv, prefix, sizeof prefix), cx->name); 87036285Sbrian cx = NULL; 87136285Sbrian } 87236285Sbrian arg.cmdtab = cmds; 87336285Sbrian arg.cmd = cmd; 87436285Sbrian arg.argc = argc; 87536285Sbrian arg.argn = argn+1; 87636285Sbrian arg.argv = argv; 87736285Sbrian arg.bundle = bundle; 87836285Sbrian arg.cx = cx; 87936285Sbrian arg.prompt = prompt; 88036285Sbrian val = (*cmd->func) (&arg); 88136285Sbrian } 88231343Sbrian } else 88336285Sbrian log_Printf(LogWARN, "%s: Invalid command\n", 88436285Sbrian mkPrefix(argn+1, argv, prefix, sizeof prefix)); 88526516Sbrian 88626516Sbrian if (val == -1) 88736285Sbrian log_Printf(LogWARN, "Usage: %s\n", cmd->syntax); 88828679Sbrian else if (val) 88936285Sbrian log_Printf(LogWARN, "%s: Failed %d\n", 89036285Sbrian mkPrefix(argn+1, argv, prefix, sizeof prefix), val); 89126516Sbrian 89226516Sbrian return val; 8936059Samurai} 8946059Samurai 89537009Sbrianint 89637009Sbriancommand_Interpret(char *buff, int nb, char *argv[MAXARGS]) 8976059Samurai{ 8986059Samurai char *cp; 8996059Samurai 9006059Samurai if (nb > 0) { 9016059Samurai cp = buff + strcspn(buff, "\r\n"); 9026059Samurai if (cp) 9036059Samurai *cp = '\0'; 90437009Sbrian return MakeArgs(buff, argv, MAXARGS); 90537009Sbrian } 90637009Sbrian return 0; 90731121Sbrian} 9086059Samurai 90931822Sbrianstatic int 91031822Sbrianarghidden(int argc, char const *const *argv, int n) 91131822Sbrian{ 91231822Sbrian /* Is arg n of the given command to be hidden from the log ? */ 91331828Sbrian 91431828Sbrian /* set authkey xxxxx */ 91531828Sbrian /* set key xxxxx */ 91631822Sbrian if (n == 2 && !strncasecmp(argv[0], "se", 2) && 91731822Sbrian (!strncasecmp(argv[1], "authk", 5) || !strncasecmp(argv[1], "ke", 2))) 91831822Sbrian return 1; 91931822Sbrian 92031828Sbrian /* passwd xxxxx */ 92131828Sbrian if (n == 1 && !strncasecmp(argv[0], "p", 1)) 92231828Sbrian return 1; 92331828Sbrian 92436285Sbrian /* set server port xxxxx .... */ 92536285Sbrian if (n == 3 && !strncasecmp(argv[0], "se", 2) && 92636285Sbrian !strncasecmp(argv[1], "se", 2)) 92736285Sbrian return 1; 92836285Sbrian 92931822Sbrian return 0; 93031822Sbrian} 93131822Sbrian 93231121Sbrianvoid 93336285Sbriancommand_Run(struct bundle *bundle, int argc, char const *const *argv, 93437008Sbrian struct prompt *prompt, const char *label, struct datalink *cx) 93531121Sbrian{ 93631156Sbrian if (argc > 0) { 93736285Sbrian if (log_IsKept(LogCOMMAND)) { 93831156Sbrian static char buf[LINE_LEN]; 93931156Sbrian int f, n; 94031156Sbrian 94131156Sbrian *buf = '\0'; 94231156Sbrian if (label) { 94331962Sbrian strncpy(buf, label, sizeof buf - 3); 94431962Sbrian buf[sizeof buf - 3] = '\0'; 94531156Sbrian strcat(buf, ": "); 94631156Sbrian } 94731156Sbrian n = strlen(buf); 94831156Sbrian for (f = 0; f < argc; f++) { 94931962Sbrian if (n < sizeof buf - 1 && f) 95031156Sbrian buf[n++] = ' '; 95131822Sbrian if (arghidden(argc, argv, f)) 95236285Sbrian strncpy(buf+n, "********", sizeof buf - n - 1); 95331822Sbrian else 95431962Sbrian strncpy(buf+n, argv[f], sizeof buf - n - 1); 95531156Sbrian n += strlen(buf+n); 95631156Sbrian } 95736285Sbrian log_Printf(LogCOMMAND, "%s\n", buf); 95831156Sbrian } 95937008Sbrian FindExec(bundle, Commands, argc, 0, argv, prompt, cx); 96031156Sbrian } 9616059Samurai} 9626059Samurai 96331121Sbrianvoid 96436285Sbriancommand_Decode(struct bundle *bundle, char *buff, int nb, struct prompt *prompt, 96536285Sbrian const char *label) 96631121Sbrian{ 96731121Sbrian int argc; 96837009Sbrian char *argv[MAXARGS]; 96931121Sbrian 97037009Sbrian argc = command_Interpret(buff, nb, argv); 97137008Sbrian command_Run(bundle, argc, (char const *const *)argv, prompt, label, NULL); 97231121Sbrian} 97331121Sbrian 9746059Samuraistatic int 97531343SbrianShowCommand(struct cmdargs const *arg) 9766059Samurai{ 97736285Sbrian if (!arg->prompt) 97836285Sbrian log_Printf(LogWARN, "show: Cannot show without a prompt\n"); 97936285Sbrian else if (arg->argc > arg->argn) 98036285Sbrian FindExec(arg->bundle, ShowCommands, arg->argc, arg->argn, arg->argv, 98136285Sbrian arg->prompt, arg->cx); 9826059Samurai else 98336285Sbrian prompt_Printf(arg->prompt, "Use ``show ?'' to get a list.\n"); 98426516Sbrian 98526516Sbrian return 0; 9866059Samurai} 9876059Samurai 9886059Samuraistatic int 98931343SbrianTerminalCommand(struct cmdargs const *arg) 9906059Samurai{ 99136285Sbrian if (!arg->prompt) { 99236285Sbrian log_Printf(LogWARN, "term: Need a prompt\n"); 99326516Sbrian return 1; 9946059Samurai } 99536285Sbrian 99636285Sbrian if (arg->cx->physical->link.lcp.fsm.state > ST_CLOSED) { 99736285Sbrian prompt_Printf(arg->prompt, "LCP state is [%s]\n", 99836285Sbrian State2Nam(arg->cx->physical->link.lcp.fsm.state)); 99936285Sbrian return 1; 10006059Samurai } 100136285Sbrian 100236285Sbrian datalink_Up(arg->cx, 0, 0); 100336285Sbrian prompt_TtyTermMode(arg->prompt, arg->cx); 100436285Sbrian return 0; 10056059Samurai} 10066059Samurai 10076059Samuraistatic int 100831343SbrianQuitCommand(struct cmdargs const *arg) 10096059Samurai{ 101036285Sbrian if (!arg->prompt || prompt_IsController(arg->prompt) || 101136285Sbrian (arg->argc > arg->argn && !strcasecmp(arg->argv[arg->argn], "all") && 101236285Sbrian (arg->prompt->auth & LOCAL_AUTH))) 101336285Sbrian Cleanup(EX_NORMAL); 101436285Sbrian if (arg->prompt) 101536285Sbrian prompt_Destroy(arg->prompt, 1); 101626516Sbrian 101726516Sbrian return 0; 10186059Samurai} 10196059Samurai 10206059Samuraistatic int 102136285SbrianOpenCommand(struct cmdargs const *arg) 10226059Samurai{ 102337160Sbrian if (arg->argc == arg->argn) 102437993Sbrian bundle_Open(arg->bundle, arg->cx ? arg->cx->name : NULL, PHYS_ALL, 1); 102537160Sbrian else if (arg->argc == arg->argn + 1) { 102637160Sbrian if (!strcasecmp(arg->argv[arg->argn], "lcp")) { 102737385Sbrian struct datalink *cx = arg->cx ? 102837385Sbrian arg->cx : bundle2datalink(arg->bundle, NULL); 102937385Sbrian if (cx) { 103037385Sbrian if (cx->physical->link.lcp.fsm.state == ST_OPENED) 103137385Sbrian fsm_Reopen(&cx->physical->link.lcp.fsm); 103237160Sbrian else 103337993Sbrian bundle_Open(arg->bundle, cx->name, PHYS_ALL, 1); 103437160Sbrian } else 103537160Sbrian log_Printf(LogWARN, "open lcp: You must specify a link\n"); 103637160Sbrian } else if (!strcasecmp(arg->argv[arg->argn], "ccp")) { 103737160Sbrian struct fsm *fp; 10386059Samurai 103937210Sbrian fp = &command_ChooseLink(arg)->ccp.fsm; 104037160Sbrian if (fp->link->lcp.fsm.state != ST_OPENED) 104137160Sbrian log_Printf(LogWARN, "open: LCP must be open before opening CCP\n"); 104237160Sbrian else if (fp->state == ST_OPENED) 104337160Sbrian fsm_Reopen(fp); 104437160Sbrian else { 104537160Sbrian fp->open_mode = 0; /* Not passive any more */ 104637160Sbrian if (fp->state == ST_STOPPED) { 104737160Sbrian fsm_Down(fp); 104837160Sbrian fsm_Up(fp); 104937160Sbrian } else { 105037160Sbrian fsm_Up(fp); 105137160Sbrian fsm_Open(fp); 105237160Sbrian } 105336285Sbrian } 105437160Sbrian } else if (!strcasecmp(arg->argv[arg->argn], "ipcp")) { 105537160Sbrian if (arg->cx) 105637160Sbrian log_Printf(LogWARN, "open ipcp: You need not specify a link\n"); 105737160Sbrian if (arg->bundle->ncp.ipcp.fsm.state == ST_OPENED) 105837160Sbrian fsm_Reopen(&arg->bundle->ncp.ipcp.fsm); 105937160Sbrian else 106037993Sbrian bundle_Open(arg->bundle, NULL, PHYS_ALL, 1); 106137160Sbrian } else 106237160Sbrian return -1; 106336285Sbrian } else 106436285Sbrian return -1; 106536285Sbrian 106626516Sbrian return 0; 10676059Samurai} 10686059Samurai 106925067Sbrianstatic int 107036285SbrianCloseCommand(struct cmdargs const *arg) 10716059Samurai{ 107237007Sbrian if (arg->argc == arg->argn) 107337007Sbrian bundle_Close(arg->bundle, arg->cx ? arg->cx->name : NULL, CLOSE_STAYDOWN); 107437007Sbrian else if (arg->argc == arg->argn + 1) { 107537007Sbrian if (!strcasecmp(arg->argv[arg->argn], "lcp")) 107637007Sbrian bundle_Close(arg->bundle, arg->cx ? arg->cx->name : NULL, CLOSE_LCP); 107737007Sbrian else if (!strcasecmp(arg->argv[arg->argn], "ccp") || 107837007Sbrian !strcasecmp(arg->argv[arg->argn], "ccp!")) { 107937007Sbrian struct fsm *fp; 10806059Samurai 108137210Sbrian fp = &command_ChooseLink(arg)->ccp.fsm; 108237007Sbrian if (fp->state == ST_OPENED) { 108337007Sbrian fsm_Close(fp); 108437007Sbrian if (arg->argv[arg->argn][3] == '!') 108537007Sbrian fp->open_mode = 0; /* Stay ST_CLOSED */ 108637007Sbrian else 108737007Sbrian fp->open_mode = OPEN_PASSIVE; /* Wait for the peer to start */ 108837007Sbrian } 108937007Sbrian } else 109036285Sbrian return -1; 109136285Sbrian } else 109236285Sbrian return -1; 109336285Sbrian 109436285Sbrian return 0; 10956059Samurai} 10966059Samurai 109725067Sbrianstatic int 109836285SbrianDownCommand(struct cmdargs const *arg) 109911336Samurai{ 110037018Sbrian if (arg->argc == arg->argn) { 110137018Sbrian if (arg->cx) 110237018Sbrian datalink_Down(arg->cx, CLOSE_STAYDOWN); 110337018Sbrian else 110437018Sbrian bundle_Down(arg->bundle, CLOSE_STAYDOWN); 110537018Sbrian } else if (arg->argc == arg->argn + 1) { 110637018Sbrian if (!strcasecmp(arg->argv[arg->argn], "lcp")) { 110737018Sbrian if (arg->cx) 110837018Sbrian datalink_Down(arg->cx, CLOSE_LCP); 110937018Sbrian else 111037018Sbrian bundle_Down(arg->bundle, CLOSE_LCP); 111137018Sbrian } else if (!strcasecmp(arg->argv[arg->argn], "ccp")) { 111237018Sbrian struct fsm *fp = arg->cx ? &arg->cx->physical->link.ccp.fsm : 111337018Sbrian &arg->bundle->ncp.mp.link.ccp.fsm; 111437060Sbrian fsm2initial(fp); 111537018Sbrian } else 111637018Sbrian return -1; 111736285Sbrian } else 111836285Sbrian return -1; 111936285Sbrian 112036285Sbrian return 0; 112125067Sbrian} 112225067Sbrian 112325067Sbrianstatic int 112436285SbrianSetModemSpeed(struct cmdargs const *arg) 112525067Sbrian{ 112636285Sbrian long speed; 112736285Sbrian char *end; 112811336Samurai 112936285Sbrian if (arg->argc > arg->argn && *arg->argv[arg->argn]) { 113036285Sbrian if (arg->argc > arg->argn+1) { 113136285Sbrian log_Printf(LogWARN, "SetModemSpeed: Too many arguments"); 113236285Sbrian return -1; 113311336Samurai } 113436285Sbrian if (strcasecmp(arg->argv[arg->argn], "sync") == 0) { 113536285Sbrian physical_SetSync(arg->cx->physical); 113636285Sbrian return 0; 113736285Sbrian } 113836285Sbrian end = NULL; 113936285Sbrian speed = strtol(arg->argv[arg->argn], &end, 10); 114036285Sbrian if (*end) { 114136285Sbrian log_Printf(LogWARN, "SetModemSpeed: Bad argument \"%s\"", 114236285Sbrian arg->argv[arg->argn]); 114336285Sbrian return -1; 114436285Sbrian } 114536285Sbrian if (physical_SetSpeed(arg->cx->physical, speed)) 114636285Sbrian return 0; 114736285Sbrian log_Printf(LogWARN, "%s: Invalid speed\n", arg->argv[arg->argn]); 114836285Sbrian } else 114936285Sbrian log_Printf(LogWARN, "SetModemSpeed: No speed specified\n"); 115024939Sbrian 115126516Sbrian return -1; 115211336Samurai} 115311336Samurai 115425067Sbrianstatic int 115531343SbrianSetStoppedTimeout(struct cmdargs const *arg) 115628327Sbrian{ 115736285Sbrian struct link *l = &arg->cx->physical->link; 115836285Sbrian 115936285Sbrian l->lcp.fsm.StoppedTimer.load = 0; 116036285Sbrian l->ccp.fsm.StoppedTimer.load = 0; 116136285Sbrian if (arg->argc <= arg->argn+2) { 116236285Sbrian if (arg->argc > arg->argn) { 116336285Sbrian l->lcp.fsm.StoppedTimer.load = atoi(arg->argv[arg->argn]) * SECTICKS; 116436285Sbrian if (arg->argc > arg->argn+1) 116536285Sbrian l->ccp.fsm.StoppedTimer.load = atoi(arg->argv[arg->argn+1]) * SECTICKS; 116628461Sbrian } 116728327Sbrian return 0; 116828327Sbrian } 116928327Sbrian return -1; 117028327Sbrian} 117128327Sbrian 117231081Sbrian#define ismask(x) \ 117331081Sbrian (*x == '0' && strlen(x) == 4 && strspn(x+1, "0123456789.") == 3) 117431081Sbrian 117528327Sbrianstatic int 117631343SbrianSetServer(struct cmdargs const *arg) 117726940Sbrian{ 117826940Sbrian int res = -1; 117926940Sbrian 118036285Sbrian if (arg->argc > arg->argn && arg->argc < arg->argn+4) { 118131081Sbrian const char *port, *passwd, *mask; 118231081Sbrian 118331081Sbrian /* What's what ? */ 118436285Sbrian port = arg->argv[arg->argn]; 118536285Sbrian if (arg->argc == arg->argn + 2) { 118636285Sbrian passwd = arg->argv[arg->argn+1]; 118736285Sbrian mask = NULL; 118836285Sbrian } else if (arg->argc == arg->argn + 3) { 118936285Sbrian passwd = arg->argv[arg->argn+1]; 119036285Sbrian mask = arg->argv[arg->argn+2]; 119131081Sbrian if (!ismask(mask)) 119231081Sbrian return -1; 119336285Sbrian } else if (strcasecmp(port, "none") == 0) { 119436285Sbrian if (server_Close(arg->bundle)) 119536285Sbrian log_Printf(LogPHASE, "Disabled server port.\n"); 119636285Sbrian return 0; 119731081Sbrian } else 119836285Sbrian return -1; 119931081Sbrian 120036285Sbrian strncpy(server.passwd, passwd, sizeof server.passwd - 1); 120136285Sbrian server.passwd[sizeof server.passwd - 1] = '\0'; 120231081Sbrian 120336285Sbrian if (*port == '/') { 120431081Sbrian mode_t imask; 120536285Sbrian char *ptr, name[LINE_LEN + 12]; 120628679Sbrian 120731081Sbrian if (mask != NULL) { 120828679Sbrian unsigned m; 120928679Sbrian 121031081Sbrian if (sscanf(mask, "%o", &m) == 1) 121131081Sbrian imask = m; 121231081Sbrian else 121331081Sbrian return -1; 121431081Sbrian } else 121531081Sbrian imask = (mode_t)-1; 121636285Sbrian 121736285Sbrian ptr = strstr(port, "%d"); 121836285Sbrian if (ptr) { 121936285Sbrian snprintf(name, sizeof name, "%.*s%d%s", 122037210Sbrian (int)(ptr - port), port, arg->bundle->unit, ptr + 2); 122136285Sbrian port = name; 122236285Sbrian } 122336285Sbrian res = server_LocalOpen(arg->bundle, port, imask); 122427346Sbrian } else { 122536285Sbrian int iport, add = 0; 122628679Sbrian 122731081Sbrian if (mask != NULL) 122831081Sbrian return -1; 122928679Sbrian 123036285Sbrian if (*port == '+') { 123136285Sbrian port++; 123236285Sbrian add = 1; 123336285Sbrian } 123431081Sbrian if (strspn(port, "0123456789") != strlen(port)) { 123531081Sbrian struct servent *s; 123631081Sbrian 123731081Sbrian if ((s = getservbyname(port, "tcp")) == NULL) { 123831081Sbrian iport = 0; 123936285Sbrian log_Printf(LogWARN, "%s: Invalid port or service\n", port); 124028679Sbrian } else 124131081Sbrian iport = ntohs(s->s_port); 124227346Sbrian } else 124331081Sbrian iport = atoi(port); 124436285Sbrian 124536285Sbrian if (iport) { 124636285Sbrian if (add) 124736285Sbrian iport += arg->bundle->unit; 124836285Sbrian res = server_TcpOpen(arg->bundle, iport); 124936285Sbrian } else 125036285Sbrian res = -1; 125127346Sbrian } 125231081Sbrian } 125326940Sbrian 125426940Sbrian return res; 125526940Sbrian} 125626940Sbrian 125726940Sbrianstatic int 125831343SbrianSetEscape(struct cmdargs const *arg) 12596059Samurai{ 12606059Samurai int code; 126136285Sbrian int argc = arg->argc - arg->argn; 126236285Sbrian char const *const *argv = arg->argv + arg->argn; 12636059Samurai 12646059Samurai for (code = 0; code < 33; code++) 126536285Sbrian arg->cx->physical->async.cfg.EscMap[code] = 0; 126631343Sbrian 12676059Samurai while (argc-- > 0) { 12686059Samurai sscanf(*argv++, "%x", &code); 12696059Samurai code &= 0xff; 127036285Sbrian arg->cx->physical->async.cfg.EscMap[code >> 3] |= (1 << (code & 7)); 127136285Sbrian arg->cx->physical->async.cfg.EscMap[32] = 1; 12726059Samurai } 127326516Sbrian return 0; 12746059Samurai} 12756059Samurai 12766059Samuraistatic int 127731343SbrianSetInterfaceAddr(struct cmdargs const *arg) 12786059Samurai{ 127936285Sbrian struct ipcp *ipcp = &arg->bundle->ncp.ipcp; 128032267Sbrian const char *hisaddr; 128132267Sbrian 128240561Sbrian if (arg->argc > arg->argn + 4) 128340561Sbrian return -1; 128440561Sbrian 128532267Sbrian hisaddr = NULL; 128644874Sbrian memset(&ipcp->cfg.my_range, '\0', sizeof ipcp->cfg.my_range); 128744874Sbrian memset(&ipcp->cfg.peer_range, '\0', sizeof ipcp->cfg.peer_range); 128836285Sbrian ipcp->cfg.HaveTriggerAddress = 0; 128936285Sbrian ipcp->cfg.netmask.s_addr = INADDR_ANY; 129036285Sbrian iplist_reset(&ipcp->cfg.peer_list); 129128394Sbrian 129236285Sbrian if (arg->argc > arg->argn) { 129343313Sbrian if (!ParseAddr(ipcp, arg->argv[arg->argn], 129436285Sbrian &ipcp->cfg.my_range.ipaddr, &ipcp->cfg.my_range.mask, 129536285Sbrian &ipcp->cfg.my_range.width)) 129628679Sbrian return 1; 129736285Sbrian if (arg->argc > arg->argn+1) { 129836285Sbrian hisaddr = arg->argv[arg->argn+1]; 129936285Sbrian if (arg->argc > arg->argn+2) { 130044455Sbrian ipcp->ifmask = ipcp->cfg.netmask = GetIpAddr(arg->argv[arg->argn+2]); 130136285Sbrian if (arg->argc > arg->argn+3) { 130236285Sbrian ipcp->cfg.TriggerAddress = GetIpAddr(arg->argv[arg->argn+3]); 130336285Sbrian ipcp->cfg.HaveTriggerAddress = 1; 13049440Samurai } 13056059Samurai } 13066059Samurai } 13076059Samurai } 130828394Sbrian 130940561Sbrian /* 0.0.0.0 means any address (0 bits) */ 131036285Sbrian if (ipcp->cfg.my_range.ipaddr.s_addr == INADDR_ANY) { 131136285Sbrian ipcp->cfg.my_range.mask.s_addr = INADDR_ANY; 131236285Sbrian ipcp->cfg.my_range.width = 0; 13136059Samurai } 131436285Sbrian ipcp->my_ip.s_addr = ipcp->cfg.my_range.ipaddr.s_addr; 131547648Sbrian bundle_AdjustFilters(arg->bundle, &ipcp->my_ip, NULL); 131636285Sbrian 131736285Sbrian if (hisaddr && !ipcp_UseHisaddr(arg->bundle, hisaddr, 131836928Sbrian arg->bundle->phys_type.all & PHYS_AUTO)) 131932267Sbrian return 4; 132031121Sbrian 132126516Sbrian return 0; 13226059Samurai} 13236059Samurai 132418752Sjkhstatic int 132544305SbrianSetRetry(int argc, char const *const *argv, u_int *timeout, u_int *maxreq, 132644305Sbrian u_int *maxtrm, int def) 132744305Sbrian{ 132844305Sbrian if (argc == 0) { 132944305Sbrian *timeout = DEF_FSMRETRY; 133044305Sbrian *maxreq = def; 133144305Sbrian if (maxtrm != NULL) 133244305Sbrian *maxtrm = def; 133344305Sbrian } else { 133444305Sbrian long l = atol(argv[0]); 133544305Sbrian 133644305Sbrian if (l < MIN_FSMRETRY) { 133744305Sbrian log_Printf(LogWARN, "%ld: Invalid FSM retry period - min %d\n", 133844305Sbrian l, MIN_FSMRETRY); 133944305Sbrian return 1; 134044305Sbrian } else 134144305Sbrian *timeout = l; 134244305Sbrian 134344305Sbrian if (argc > 1) { 134444305Sbrian l = atol(argv[1]); 134544305Sbrian if (l < 1) { 134644305Sbrian log_Printf(LogWARN, "%ld: Invalid FSM REQ tries - changed to 1\n", l); 134744305Sbrian l = 1; 134844305Sbrian } 134944305Sbrian *maxreq = l; 135044305Sbrian 135144305Sbrian if (argc > 2 && maxtrm != NULL) { 135244305Sbrian l = atol(argv[2]); 135344305Sbrian if (l < 1) { 135444305Sbrian log_Printf(LogWARN, "%ld: Invalid FSM TRM tries - changed to 1\n", l); 135544305Sbrian l = 1; 135644305Sbrian } 135744305Sbrian *maxtrm = l; 135844305Sbrian } 135944305Sbrian } 136044305Sbrian } 136144305Sbrian 136244305Sbrian return 0; 136344305Sbrian} 136444305Sbrian 136544305Sbrianstatic int 136631343SbrianSetVariable(struct cmdargs const *arg) 13676059Samurai{ 136837210Sbrian long long_val, param = (long)arg->cmd->args; 136937210Sbrian int mode, dummyint; 137031343Sbrian const char *argp; 137136285Sbrian struct datalink *cx = arg->cx; /* LOCAL_CX uses this */ 137236285Sbrian const char *err = NULL; 137336285Sbrian struct link *l = command_ChooseLink(arg); /* LOCAL_CX_OPT uses this */ 137436285Sbrian struct in_addr dummyaddr, *addr; 13756059Samurai 137636285Sbrian if (arg->argc > arg->argn) 137736285Sbrian argp = arg->argv[arg->argn]; 137826551Sbrian else 137931343Sbrian argp = ""; 138026551Sbrian 138136285Sbrian if ((arg->cmd->lauth & LOCAL_CX) && !cx) { 138236285Sbrian log_Printf(LogWARN, "set %s: No context (use the `link' command)\n", 138336285Sbrian arg->cmd->name); 138436285Sbrian return 1; 138536285Sbrian } else if (cx && !(arg->cmd->lauth & (LOCAL_CX|LOCAL_CX_OPT))) { 138636285Sbrian log_Printf(LogWARN, "set %s: Redundant context (%s) ignored\n", 138736285Sbrian arg->cmd->name, cx->name); 138836285Sbrian cx = NULL; 138936285Sbrian } 139036285Sbrian 139126551Sbrian switch (param) { 139228679Sbrian case VAR_AUTHKEY: 139340622Sbrian switch (bundle_Phase(arg->bundle)) { 139440622Sbrian case PHASE_DEAD: 139540622Sbrian case PHASE_ESTABLISH: 139640622Sbrian strncpy(arg->bundle->cfg.auth.key, argp, 139740622Sbrian sizeof arg->bundle->cfg.auth.key - 1); 139840622Sbrian arg->bundle->cfg.auth.key[sizeof arg->bundle->cfg.auth.key - 1] = '\0'; 139940622Sbrian break; 140040622Sbrian default: 140140622Sbrian err = "set authkey: Only available at phase DEAD/ESTABLISH\n"; 140240622Sbrian log_Printf(LogWARN, err); 140340622Sbrian break; 140436285Sbrian } 140528679Sbrian break; 140637210Sbrian 140728679Sbrian case VAR_AUTHNAME: 140840622Sbrian switch (bundle_Phase(arg->bundle)) { 140940622Sbrian case PHASE_DEAD: 141040622Sbrian case PHASE_ESTABLISH: 141140622Sbrian strncpy(arg->bundle->cfg.auth.name, argp, 141240622Sbrian sizeof arg->bundle->cfg.auth.name - 1); 141340622Sbrian arg->bundle->cfg.auth.name[sizeof arg->bundle->cfg.auth.name-1] = '\0'; 141440622Sbrian break; 141540622Sbrian default: 141640622Sbrian err = "set authname: Only available at phase DEAD/ESTABLISH\n"; 141740622Sbrian log_Printf(LogWARN, err); 141840622Sbrian break; 141936285Sbrian } 142028679Sbrian break; 142137210Sbrian 142236285Sbrian case VAR_AUTOLOAD: 142336285Sbrian if (arg->argc == arg->argn + 2 || arg->argc == arg->argn + 4) { 142436285Sbrian arg->bundle->autoload.running = 1; 142536285Sbrian arg->bundle->cfg.autoload.max.timeout = atoi(arg->argv[arg->argn]); 142636285Sbrian arg->bundle->cfg.autoload.max.packets = atoi(arg->argv[arg->argn + 1]); 142736285Sbrian if (arg->argc == arg->argn + 4) { 142836285Sbrian arg->bundle->cfg.autoload.min.timeout = atoi(arg->argv[arg->argn + 2]); 142936285Sbrian arg->bundle->cfg.autoload.min.packets = atoi(arg->argv[arg->argn + 3]); 143036285Sbrian } else { 143136285Sbrian arg->bundle->cfg.autoload.min.timeout = 0; 143236285Sbrian arg->bundle->cfg.autoload.min.packets = 0; 143336285Sbrian } 143436285Sbrian } else { 143536285Sbrian err = "Set autoload requires two or four arguments\n"; 143636285Sbrian log_Printf(LogWARN, err); 143736285Sbrian } 143836285Sbrian break; 143937210Sbrian 144028679Sbrian case VAR_DIAL: 144136285Sbrian strncpy(cx->cfg.script.dial, argp, sizeof cx->cfg.script.dial - 1); 144236285Sbrian cx->cfg.script.dial[sizeof cx->cfg.script.dial - 1] = '\0'; 144328679Sbrian break; 144437210Sbrian 144528679Sbrian case VAR_LOGIN: 144636285Sbrian strncpy(cx->cfg.script.login, argp, sizeof cx->cfg.script.login - 1); 144736285Sbrian cx->cfg.script.login[sizeof cx->cfg.script.login - 1] = '\0'; 144828679Sbrian break; 144937210Sbrian 145036285Sbrian case VAR_WINSIZE: 145136285Sbrian if (arg->argc > arg->argn) { 145236285Sbrian l->ccp.cfg.deflate.out.winsize = atoi(arg->argv[arg->argn]); 145336285Sbrian if (l->ccp.cfg.deflate.out.winsize < 8 || 145436285Sbrian l->ccp.cfg.deflate.out.winsize > 15) { 145536285Sbrian log_Printf(LogWARN, "%d: Invalid outgoing window size\n", 145636285Sbrian l->ccp.cfg.deflate.out.winsize); 145736285Sbrian l->ccp.cfg.deflate.out.winsize = 15; 145836285Sbrian } 145936285Sbrian if (arg->argc > arg->argn+1) { 146036285Sbrian l->ccp.cfg.deflate.in.winsize = atoi(arg->argv[arg->argn+1]); 146136285Sbrian if (l->ccp.cfg.deflate.in.winsize < 8 || 146236285Sbrian l->ccp.cfg.deflate.in.winsize > 15) { 146336285Sbrian log_Printf(LogWARN, "%d: Invalid incoming window size\n", 146436285Sbrian l->ccp.cfg.deflate.in.winsize); 146536285Sbrian l->ccp.cfg.deflate.in.winsize = 15; 146636285Sbrian } 146736285Sbrian } else 146836285Sbrian l->ccp.cfg.deflate.in.winsize = 0; 146936285Sbrian } else { 147036285Sbrian err = "No window size specified\n"; 147136285Sbrian log_Printf(LogWARN, err); 147236285Sbrian } 147336285Sbrian break; 147437210Sbrian 147528679Sbrian case VAR_DEVICE: 147636285Sbrian physical_SetDeviceList(cx->physical, arg->argc - arg->argn, 147736285Sbrian arg->argv + arg->argn); 147836285Sbrian break; 147937210Sbrian 148036285Sbrian case VAR_ACCMAP: 148136285Sbrian if (arg->argc > arg->argn) { 148237210Sbrian u_long ulong_val; 148336285Sbrian sscanf(argp, "%lx", &ulong_val); 148437210Sbrian cx->physical->link.lcp.cfg.accmap = (u_int32_t)ulong_val; 148536285Sbrian } else { 148636285Sbrian err = "No accmap specified\n"; 148736285Sbrian log_Printf(LogWARN, err); 148836285Sbrian } 148936285Sbrian break; 149037210Sbrian 149136285Sbrian case VAR_MODE: 149236285Sbrian mode = Nam2mode(argp); 149336285Sbrian if (mode == PHYS_NONE || mode == PHYS_ALL) { 149436285Sbrian log_Printf(LogWARN, "%s: Invalid mode\n", argp); 149536285Sbrian return -1; 149636285Sbrian } 149736285Sbrian bundle_SetMode(arg->bundle, cx, mode); 149836285Sbrian break; 149937210Sbrian 150036285Sbrian case VAR_MRRU: 150140622Sbrian switch (bundle_Phase(arg->bundle)) { 150240622Sbrian case PHASE_DEAD: 150340622Sbrian break; 150440622Sbrian case PHASE_ESTABLISH: 150540622Sbrian /* Make sure none of our links are DATALINK_LCP or greater */ 150640622Sbrian if (bundle_HighestState(arg->bundle) >= DATALINK_LCP) { 150740622Sbrian log_Printf(LogWARN, "mrru: Only changable before LCP negotiations\n"); 150840622Sbrian return 1; 150940622Sbrian } 151040622Sbrian break; 151140622Sbrian default: 151240622Sbrian log_Printf(LogWARN, "mrru: Only changable at phase DEAD/ESTABLISH\n"); 151340622Sbrian return 1; 151429696Sbrian } 151537210Sbrian long_val = atol(argp); 151637210Sbrian if (long_val && long_val < MIN_MRU) { 151737210Sbrian log_Printf(LogWARN, "MRRU %ld: too small - min %d\n", long_val, MIN_MRU); 151837210Sbrian return 1; 151937210Sbrian } else if (long_val > MAX_MRU) { 152037210Sbrian log_Printf(LogWARN, "MRRU %ld: too big - max %d\n", long_val, MAX_MRU); 152137210Sbrian return 1; 152237210Sbrian } else 152337210Sbrian arg->bundle->ncp.mp.cfg.mrru = long_val; 152428679Sbrian break; 152537210Sbrian 152636285Sbrian case VAR_MRU: 152737210Sbrian long_val = atol(argp); 152837210Sbrian if (long_val == 0) 152937210Sbrian l->lcp.cfg.mru = DEF_MRU; 153037210Sbrian else if (long_val < MIN_MRU) { 153137210Sbrian log_Printf(LogWARN, "MRU %ld: too small - min %d\n", long_val, MIN_MRU); 153237210Sbrian return 1; 153337210Sbrian } else if (long_val > MAX_MRU) { 153437210Sbrian log_Printf(LogWARN, "MRU %ld: too big - max %d\n", long_val, MAX_MRU); 153537210Sbrian return 1; 153637210Sbrian } else 153737210Sbrian l->lcp.cfg.mru = long_val; 153828679Sbrian break; 153937210Sbrian 154036285Sbrian case VAR_MTU: 154137210Sbrian long_val = atol(argp); 154237210Sbrian if (long_val && long_val < MIN_MTU) { 154337210Sbrian log_Printf(LogWARN, "MTU %ld: too small - min %d\n", long_val, MIN_MTU); 154437210Sbrian return 1; 154537210Sbrian } else if (long_val > MAX_MTU) { 154637210Sbrian log_Printf(LogWARN, "MTU %ld: too big - max %d\n", long_val, MAX_MTU); 154737210Sbrian return 1; 154837210Sbrian } else 154937210Sbrian arg->bundle->cfg.mtu = long_val; 155036285Sbrian break; 155137210Sbrian 155236285Sbrian case VAR_OPENMODE: 155336285Sbrian if (strcasecmp(argp, "active") == 0) 155436285Sbrian cx->physical->link.lcp.cfg.openmode = arg->argc > arg->argn+1 ? 155536285Sbrian atoi(arg->argv[arg->argn+1]) : 1; 155636285Sbrian else if (strcasecmp(argp, "passive") == 0) 155736285Sbrian cx->physical->link.lcp.cfg.openmode = OPEN_PASSIVE; 155836285Sbrian else { 155936285Sbrian err = "%s: Invalid openmode\n"; 156036285Sbrian log_Printf(LogWARN, err, argp); 156136285Sbrian } 156236285Sbrian break; 156337210Sbrian 156428679Sbrian case VAR_PHONE: 156536285Sbrian strncpy(cx->cfg.phone.list, argp, sizeof cx->cfg.phone.list - 1); 156636285Sbrian cx->cfg.phone.list[sizeof cx->cfg.phone.list - 1] = '\0'; 156738174Sbrian cx->phone.alt = cx->phone.next = NULL; 156828679Sbrian break; 156937210Sbrian 157028679Sbrian case VAR_HANGUP: 157136285Sbrian strncpy(cx->cfg.script.hangup, argp, sizeof cx->cfg.script.hangup - 1); 157236285Sbrian cx->cfg.script.hangup[sizeof cx->cfg.script.hangup - 1] = '\0'; 157328679Sbrian break; 157437210Sbrian 157536285Sbrian case VAR_IDLETIMEOUT: 157636285Sbrian if (arg->argc > arg->argn+1) 157736285Sbrian err = "Too many idle timeout values\n"; 157836285Sbrian else if (arg->argc == arg->argn+1) 157936285Sbrian bundle_SetIdleTimer(arg->bundle, atoi(argp)); 158036285Sbrian if (err) 158136285Sbrian log_Printf(LogWARN, err); 158229549Sbrian break; 158337210Sbrian 158436285Sbrian case VAR_LQRPERIOD: 158537210Sbrian long_val = atol(argp); 158637210Sbrian if (long_val < MIN_LQRPERIOD) { 158737210Sbrian log_Printf(LogWARN, "%ld: Invalid lqr period - min %d\n", 158837210Sbrian long_val, MIN_LQRPERIOD); 158937210Sbrian return 1; 159036285Sbrian } else 159137210Sbrian l->lcp.cfg.lqrperiod = long_val; 159236285Sbrian break; 159337210Sbrian 159436285Sbrian case VAR_LCPRETRY: 159544305Sbrian return SetRetry(arg->argc - arg->argn, arg->argv + arg->argn, 159644305Sbrian &cx->physical->link.lcp.cfg.fsm.timeout, 159744305Sbrian &cx->physical->link.lcp.cfg.fsm.maxreq, 159844305Sbrian &cx->physical->link.lcp.cfg.fsm.maxtrm, DEF_FSMTRIES); 159936285Sbrian break; 160037210Sbrian 160136285Sbrian case VAR_CHAPRETRY: 160244305Sbrian return SetRetry(arg->argc - arg->argn, arg->argv + arg->argn, 160344305Sbrian &cx->chap.auth.cfg.fsm.timeout, 160444305Sbrian &cx->chap.auth.cfg.fsm.maxreq, NULL, DEF_FSMAUTHTRIES); 160536285Sbrian break; 160637210Sbrian 160736285Sbrian case VAR_PAPRETRY: 160844305Sbrian return SetRetry(arg->argc - arg->argn, arg->argv + arg->argn, 160944305Sbrian &cx->pap.cfg.fsm.timeout, &cx->pap.cfg.fsm.maxreq, 161044305Sbrian NULL, DEF_FSMAUTHTRIES); 161136285Sbrian break; 161237210Sbrian 161336285Sbrian case VAR_CCPRETRY: 161444305Sbrian return SetRetry(arg->argc - arg->argn, arg->argv + arg->argn, 161544305Sbrian &l->ccp.cfg.fsm.timeout, &l->ccp.cfg.fsm.maxreq, 161644305Sbrian &l->ccp.cfg.fsm.maxtrm, DEF_FSMTRIES); 161736285Sbrian break; 161837210Sbrian 161936285Sbrian case VAR_IPCPRETRY: 162044305Sbrian return SetRetry(arg->argc - arg->argn, arg->argv + arg->argn, 162144305Sbrian &arg->bundle->ncp.ipcp.cfg.fsm.timeout, 162244305Sbrian &arg->bundle->ncp.ipcp.cfg.fsm.maxreq, 162344305Sbrian &arg->bundle->ncp.ipcp.cfg.fsm.maxtrm, DEF_FSMTRIES); 162436285Sbrian break; 162537210Sbrian 162636285Sbrian case VAR_NBNS: 162736285Sbrian case VAR_DNS: 162836285Sbrian if (param == VAR_DNS) 162936285Sbrian addr = arg->bundle->ncp.ipcp.cfg.ns.dns; 163036285Sbrian else 163136285Sbrian addr = arg->bundle->ncp.ipcp.cfg.ns.nbns; 163236285Sbrian 163336285Sbrian addr[0].s_addr = addr[1].s_addr = INADDR_ANY; 163436285Sbrian 163536285Sbrian if (arg->argc > arg->argn) { 163643313Sbrian ParseAddr(&arg->bundle->ncp.ipcp, arg->argv[arg->argn], 163736285Sbrian addr, &dummyaddr, &dummyint); 163836285Sbrian if (arg->argc > arg->argn+1) 163943313Sbrian ParseAddr(&arg->bundle->ncp.ipcp, arg->argv[arg->argn + 1], 164036285Sbrian addr + 1, &dummyaddr, &dummyint); 164136285Sbrian 164236285Sbrian if (addr[1].s_addr == INADDR_ANY) 164336285Sbrian addr[1].s_addr = addr[0].s_addr; 164436285Sbrian if (addr[0].s_addr == INADDR_ANY) 164536285Sbrian addr[0].s_addr = addr[1].s_addr; 164636285Sbrian } 164736285Sbrian break; 164838174Sbrian 164938174Sbrian case VAR_CALLBACK: 165038174Sbrian cx->cfg.callback.opmask = 0; 165138174Sbrian for (dummyint = arg->argn; dummyint < arg->argc; dummyint++) { 165238174Sbrian if (!strcasecmp(arg->argv[dummyint], "auth")) 165338174Sbrian cx->cfg.callback.opmask |= CALLBACK_BIT(CALLBACK_AUTH); 165438174Sbrian else if (!strcasecmp(arg->argv[dummyint], "cbcp")) 165538174Sbrian cx->cfg.callback.opmask |= CALLBACK_BIT(CALLBACK_CBCP); 165638174Sbrian else if (!strcasecmp(arg->argv[dummyint], "e.164")) { 165738174Sbrian if (dummyint == arg->argc - 1) 165838174Sbrian log_Printf(LogWARN, "No E.164 arg (E.164 ignored) !\n"); 165938174Sbrian else { 166038174Sbrian cx->cfg.callback.opmask |= CALLBACK_BIT(CALLBACK_E164); 166138174Sbrian strncpy(cx->cfg.callback.msg, arg->argv[++dummyint], 166238174Sbrian sizeof cx->cfg.callback.msg - 1); 166338174Sbrian cx->cfg.callback.msg[sizeof cx->cfg.callback.msg - 1] = '\0'; 166438174Sbrian } 166538174Sbrian } else if (!strcasecmp(arg->argv[dummyint], "none")) 166638174Sbrian cx->cfg.callback.opmask |= CALLBACK_BIT(CALLBACK_NONE); 166738174Sbrian else 166838174Sbrian return -1; 166938174Sbrian } 167038174Sbrian if (cx->cfg.callback.opmask == CALLBACK_BIT(CALLBACK_NONE)) 167138174Sbrian cx->cfg.callback.opmask = 0; 167238174Sbrian break; 167338174Sbrian 167438174Sbrian case VAR_CBCP: 167538174Sbrian cx->cfg.cbcp.delay = 0; 167638174Sbrian *cx->cfg.cbcp.phone = '\0'; 167738174Sbrian cx->cfg.cbcp.fsmretry = DEF_FSMRETRY; 167838174Sbrian if (arg->argc > arg->argn) { 167938174Sbrian strncpy(cx->cfg.cbcp.phone, arg->argv[arg->argn], 168038174Sbrian sizeof cx->cfg.cbcp.phone - 1); 168138174Sbrian cx->cfg.cbcp.phone[sizeof cx->cfg.cbcp.phone - 1] = '\0'; 168238174Sbrian if (arg->argc > arg->argn + 1) { 168338174Sbrian cx->cfg.cbcp.delay = atoi(arg->argv[arg->argn + 1]); 168438174Sbrian if (arg->argc > arg->argn + 2) { 168538174Sbrian long_val = atol(arg->argv[arg->argn + 2]); 168638174Sbrian if (long_val < MIN_FSMRETRY) 168738174Sbrian log_Printf(LogWARN, "%ld: Invalid CBCP FSM retry period - min %d\n", 168838174Sbrian long_val, MIN_FSMRETRY); 168938174Sbrian else 169038174Sbrian cx->cfg.cbcp.fsmretry = long_val; 169138174Sbrian } 169238174Sbrian } 169338174Sbrian } 169438174Sbrian break; 169538544Sbrian 169638544Sbrian case VAR_CHOKED: 169738544Sbrian arg->bundle->cfg.choked.timeout = atoi(argp); 169838544Sbrian if (arg->bundle->cfg.choked.timeout <= 0) 169938544Sbrian arg->bundle->cfg.choked.timeout = CHOKED_TIMEOUT; 170038544Sbrian break; 170140665Sbrian 170240665Sbrian case VAR_SENDPIPE: 170340665Sbrian long_val = atol(argp); 170440665Sbrian arg->bundle->ncp.ipcp.cfg.sendpipe = long_val; 170540665Sbrian break; 170640665Sbrian 170740665Sbrian case VAR_RECVPIPE: 170840665Sbrian long_val = atol(argp); 170940665Sbrian arg->bundle->ncp.ipcp.cfg.recvpipe = long_val; 171040665Sbrian break; 171143313Sbrian 171243313Sbrian#ifndef NORADIUS 171343313Sbrian case VAR_RADIUS: 171443313Sbrian if (!*argp) 171543313Sbrian *arg->bundle->radius.cfg.file = '\0'; 171643313Sbrian else if (access(argp, R_OK)) { 171743313Sbrian log_Printf(LogWARN, "%s: %s\n", argp, strerror(errno)); 171843313Sbrian return 1; 171943313Sbrian } else { 172043313Sbrian strncpy(arg->bundle->radius.cfg.file, argp, 172143313Sbrian sizeof arg->bundle->radius.cfg.file - 1); 172243313Sbrian arg->bundle->radius.cfg.file 172343313Sbrian [sizeof arg->bundle->radius.cfg.file - 1] = '\0'; 172443313Sbrian } 172543313Sbrian break; 172643313Sbrian#endif 172744073Sbrian 172844073Sbrian case VAR_CD: 172944073Sbrian if (*argp) { 173044073Sbrian long_val = atol(argp); 173144073Sbrian if (long_val < 0) 173244073Sbrian long_val = 0; 173344073Sbrian cx->physical->cfg.cd.delay = long_val; 173444073Sbrian cx->physical->cfg.cd.required = argp[strlen(argp)-1] == '!'; 173544073Sbrian } else { 173644073Sbrian cx->physical->cfg.cd.delay = DEF_CDDELAY; 173744073Sbrian cx->physical->cfg.cd.required = 0; 173844073Sbrian } 173944073Sbrian break; 174036285Sbrian 174146686Sbrian case VAR_PARITY: 174246686Sbrian if (arg->argc == arg->argn + 1) 174346686Sbrian return physical_SetParity(arg->cx->physical, argp); 174446686Sbrian else { 174546686Sbrian err = "Parity value must be odd, even or none\n"; 174646686Sbrian log_Printf(LogWARN, err); 174746686Sbrian } 174846686Sbrian break; 17496059Samurai 175046686Sbrian case VAR_CRTSCTS: 175146686Sbrian if (strcasecmp(argp, "on") == 0) 175236285Sbrian physical_SetRtsCts(arg->cx->physical, 1); 175346686Sbrian else if (strcasecmp(argp, "off") == 0) 175436285Sbrian physical_SetRtsCts(arg->cx->physical, 0); 175546686Sbrian else { 175646686Sbrian err = "RTS/CTS value must be on or off\n"; 175746686Sbrian log_Printf(LogWARN, err); 175846686Sbrian } 175946686Sbrian break; 176020812Sjkh } 176146686Sbrian 176246686Sbrian return err ? 1 : 0; 176320812Sjkh} 176420812Sjkh 176530715Sbrianstatic struct cmdtab const SetCommands[] = { 176636285Sbrian {"accmap", NULL, SetVariable, LOCAL_AUTH | LOCAL_CX, 176736285Sbrian "accmap value", "set accmap hex-value", (const void *)VAR_ACCMAP}, 176828679Sbrian {"authkey", "key", SetVariable, LOCAL_AUTH, 176936285Sbrian "authentication key", "set authkey|key key", (const void *)VAR_AUTHKEY}, 177028679Sbrian {"authname", NULL, SetVariable, LOCAL_AUTH, 177136285Sbrian "authentication name", "set authname name", (const void *)VAR_AUTHNAME}, 177236285Sbrian {"autoload", NULL, SetVariable, LOCAL_AUTH, 177336285Sbrian "auto link [de]activation", "set autoload maxtime maxload mintime minload", 177436285Sbrian (const void *)VAR_AUTOLOAD}, 177538174Sbrian {"callback", NULL, SetVariable, LOCAL_AUTH | LOCAL_CX, 177638174Sbrian "callback control", "set callback [none|auth|cbcp|" 177738174Sbrian "E.164 *|number[,number]...]...", (const void *)VAR_CALLBACK}, 177838174Sbrian {"cbcp", NULL, SetVariable, LOCAL_AUTH | LOCAL_CX, 177938174Sbrian "CBCP control", "set cbcp [*|phone[,phone...] [delay [timeout]]]", 178038174Sbrian (const void *)VAR_CBCP}, 178144305Sbrian {"ccpretry", "ccpretries", SetVariable, LOCAL_AUTH | LOCAL_CX_OPT, 178244305Sbrian "CCP retries", "set ccpretry value [attempts]", (const void *)VAR_CCPRETRY}, 178344073Sbrian {"cd", NULL, SetVariable, LOCAL_AUTH | LOCAL_CX, "Carrier delay requirement", 178444073Sbrian "set cd value[!]", (const void *)VAR_CD}, 178544305Sbrian {"chapretry", "chapretries", SetVariable, LOCAL_AUTH | LOCAL_CX, 178644305Sbrian "CHAP retries", "set chapretry value [attempts]", 178744305Sbrian (const void *)VAR_CHAPRETRY}, 178838544Sbrian {"choked", NULL, SetVariable, LOCAL_AUTH, 178938544Sbrian "choked timeout", "set choked [secs]", (const void *)VAR_CHOKED}, 179046686Sbrian {"ctsrts", "crtscts", SetVariable, LOCAL_AUTH | LOCAL_CX, 179146686Sbrian "Use hardware flow control", "set ctsrts [on|off]", 179246686Sbrian (const char *)VAR_CRTSCTS}, 179336285Sbrian {"deflate", NULL, SetVariable, LOCAL_AUTH | LOCAL_CX_OPT, 179436285Sbrian "deflate window sizes", "set deflate out-winsize in-winsize", 179536285Sbrian (const void *) VAR_WINSIZE}, 179636285Sbrian {"device", "line", SetVariable, LOCAL_AUTH | LOCAL_CX, 179746686Sbrian "physical device name", "set device|line device-name[,device-name]", 179836285Sbrian (const void *) VAR_DEVICE}, 179936285Sbrian {"dial", NULL, SetVariable, LOCAL_AUTH | LOCAL_CX, 180036285Sbrian "dialing script", "set dial chat-script", (const void *) VAR_DIAL}, 180136285Sbrian {"dns", NULL, SetVariable, LOCAL_AUTH, "Domain Name Server", 180236285Sbrian "set dns pri-addr [sec-addr]", (const void *)VAR_DNS}, 180336285Sbrian {"enddisc", NULL, mp_SetEnddisc, LOCAL_AUTH, 180436285Sbrian "Endpoint Discriminator", "set enddisc [IP|magic|label|psn value]"}, 180536285Sbrian {"escape", NULL, SetEscape, LOCAL_AUTH | LOCAL_CX, 180636285Sbrian "escape characters", "set escape hex-digit ..."}, 180736285Sbrian {"filter", NULL, filter_Set, LOCAL_AUTH, 180836285Sbrian "packet filters", "set filter alive|dial|in|out rule-no permit|deny " 180936285Sbrian "[src_addr[/width]] [dst_addr[/width]] [tcp|udp|icmp [src [lt|eq|gt port]] " 181036285Sbrian "[dst [lt|eq|gt port]] [estab] [syn] [finrst]]"}, 181136285Sbrian {"hangup", NULL, SetVariable, LOCAL_AUTH | LOCAL_CX, 181236285Sbrian "hangup script", "set hangup chat-script", (const void *) VAR_HANGUP}, 181336285Sbrian {"ifaddr", NULL, SetInterfaceAddr, LOCAL_AUTH, "destination address", 181431343Sbrian "set ifaddr [src-addr [dst-addr [netmask [trg-addr]]]]"}, 181544305Sbrian {"ipcpretry", "ipcpretries", SetVariable, LOCAL_AUTH, "IPCP retries", 181644305Sbrian "set ipcpretry value [attempts]", (const void *)VAR_IPCPRETRY}, 181744305Sbrian {"lcpretry", "lcpretries", SetVariable, LOCAL_AUTH | LOCAL_CX, "LCP retries", 181844305Sbrian "set lcpretry value [attempts]", (const void *)VAR_LCPRETRY}, 181936712Sbrian {"log", NULL, log_SetLevel, LOCAL_AUTH, "log level", 182038622Sbrian "set log [local] [+|-]async|cbcp|ccp|chat|command|connect|debug|hdlc|id0|" 182138622Sbrian "ipcp|lcp|lqm|phase|tcp/ip|timer|tun..."}, 182236285Sbrian {"login", NULL, SetVariable, LOCAL_AUTH | LOCAL_CX, 182336285Sbrian "login script", "set login chat-script", (const void *) VAR_LOGIN}, 182436285Sbrian {"lqrperiod", NULL, SetVariable, LOCAL_AUTH | LOCAL_CX_OPT, 182536285Sbrian "LQR period", "set lqrperiod value", (const void *)VAR_LQRPERIOD}, 182636285Sbrian {"mode", NULL, SetVariable, LOCAL_AUTH | LOCAL_CX, "mode value", 182736285Sbrian "set mode interactive|auto|ddial|background", (const void *)VAR_MODE}, 182836285Sbrian {"mrru", NULL, SetVariable, LOCAL_AUTH, "MRRU value", 182936285Sbrian "set mrru value", (const void *)VAR_MRRU}, 183036285Sbrian {"mru", NULL, SetVariable, LOCAL_AUTH | LOCAL_CX_OPT, 183136285Sbrian "MRU value", "set mru value", (const void *)VAR_MRU}, 183236285Sbrian {"mtu", NULL, SetVariable, LOCAL_AUTH, 183336285Sbrian "interface MTU value", "set mtu value", (const void *)VAR_MTU}, 183436285Sbrian {"nbns", NULL, SetVariable, LOCAL_AUTH, "NetBIOS Name Server", 183536285Sbrian "set nbns pri-addr [sec-addr]", (const void *)VAR_NBNS}, 183636285Sbrian {"openmode", NULL, SetVariable, LOCAL_AUTH | LOCAL_CX, "open mode", 183736285Sbrian "set openmode active|passive [secs]", (const void *)VAR_OPENMODE}, 183844305Sbrian {"papretry", "papretries", SetVariable, LOCAL_AUTH | LOCAL_CX, "PAP retries", 183944305Sbrian "set papretry value [attempts]", (const void *)VAR_PAPRETRY}, 184046686Sbrian {"parity", NULL, SetVariable, LOCAL_AUTH | LOCAL_CX, "serial parity", 184146686Sbrian "set parity [odd|even|none]", (const void *)VAR_PARITY}, 184236285Sbrian {"phone", NULL, SetVariable, LOCAL_AUTH | LOCAL_CX, "telephone number(s)", 184336285Sbrian "set phone phone1[:phone2[...]]", (const void *)VAR_PHONE}, 184440679Sbrian {"proctitle", "title", SetProcTitle, LOCAL_AUTH, 184540679Sbrian "Process title", "set proctitle [value]"}, 184643313Sbrian#ifndef NORADIUS 184743313Sbrian {"radius", NULL, SetVariable, LOCAL_AUTH, 184843313Sbrian "RADIUS Config", "set radius cfgfile", (const void *)VAR_RADIUS}, 184943313Sbrian#endif 185036285Sbrian {"reconnect", NULL, datalink_SetReconnect, LOCAL_AUTH | LOCAL_CX, 185136285Sbrian "Reconnect timeout", "set reconnect value ntries"}, 185240665Sbrian {"recvpipe", NULL, SetVariable, LOCAL_AUTH, 185340665Sbrian "RECVPIPE value", "set recvpipe value", (const void *)VAR_RECVPIPE}, 185436285Sbrian {"redial", NULL, datalink_SetRedial, LOCAL_AUTH | LOCAL_CX, 185544468Sbrian "Redial timeout", "set redial secs[+inc[-incmax]][.next] [attempts]"}, 185640665Sbrian {"sendpipe", NULL, SetVariable, LOCAL_AUTH, 185740665Sbrian "SENDPIPE value", "set sendpipe value", (const void *)VAR_SENDPIPE}, 185828679Sbrian {"server", "socket", SetServer, LOCAL_AUTH, 185936774Sbrian "server port", "set server|socket TcpPort|LocalName|none password [mask]"}, 186036285Sbrian {"speed", NULL, SetModemSpeed, LOCAL_AUTH | LOCAL_CX, 186146686Sbrian "physical speed", "set speed value|sync"}, 186236285Sbrian {"stopped", NULL, SetStoppedTimeout, LOCAL_AUTH | LOCAL_CX, 186336285Sbrian "STOPPED timeouts", "set stopped [LCPseconds [CCPseconds]]"}, 186436285Sbrian {"timeout", NULL, SetVariable, LOCAL_AUTH, "Idle timeout", 186536285Sbrian "set timeout idletime", (const void *)VAR_IDLETIMEOUT}, 186636285Sbrian {"vj", NULL, ipcp_vjset, LOCAL_AUTH, 186736285Sbrian "vj values", "set vj slots|slotcomp [value]"}, 186836285Sbrian {"weight", NULL, mp_SetDatalinkWeight, LOCAL_AUTH | LOCAL_CX, 186936285Sbrian "datalink weighting", "set weight n"}, 187028679Sbrian {"help", "?", HelpCommand, LOCAL_AUTH | LOCAL_NO_AUTH, 187131343Sbrian "Display this message", "set help|? [command]", SetCommands}, 187228679Sbrian {NULL, NULL, NULL}, 18736059Samurai}; 18746059Samurai 18756059Samuraistatic int 187631343SbrianSetCommand(struct cmdargs const *arg) 18776059Samurai{ 187836285Sbrian if (arg->argc > arg->argn) 187936285Sbrian FindExec(arg->bundle, SetCommands, arg->argc, arg->argn, arg->argv, 188036285Sbrian arg->prompt, arg->cx); 188136285Sbrian else if (arg->prompt) 188236285Sbrian prompt_Printf(arg->prompt, "Use `set ?' to get a list or `set ? <var>' for" 188326516Sbrian " syntax help.\n"); 18846059Samurai else 188536285Sbrian log_Printf(LogWARN, "set command must have arguments\n"); 188626516Sbrian 188726516Sbrian return 0; 18886059Samurai} 18896059Samurai 18906059Samuraistatic int 189131343SbrianAddCommand(struct cmdargs const *arg) 18926059Samurai{ 18936059Samurai struct in_addr dest, gateway, netmask; 189436285Sbrian int gw, addrs; 18956059Samurai 189636285Sbrian if (arg->argc != arg->argn+3 && arg->argc != arg->argn+2) 189731598Sbrian return -1; 189831598Sbrian 189936285Sbrian addrs = 0; 190036285Sbrian if (arg->argc == arg->argn+2) { 190136285Sbrian if (!strcasecmp(arg->argv[arg->argn], "default")) 190236285Sbrian dest.s_addr = netmask.s_addr = INADDR_ANY; 190331598Sbrian else { 190436285Sbrian int width; 190536285Sbrian 190643313Sbrian if (!ParseAddr(&arg->bundle->ncp.ipcp, arg->argv[arg->argn], 190736285Sbrian &dest, &netmask, &width)) 190836285Sbrian return -1; 190936285Sbrian if (!strncasecmp(arg->argv[arg->argn], "MYADDR", 6)) 191036285Sbrian addrs = ROUTE_DSTMYADDR; 191136285Sbrian else if (!strncasecmp(arg->argv[arg->argn], "HISADDR", 7)) 191236285Sbrian addrs = ROUTE_DSTHISADDR; 191331598Sbrian } 191436285Sbrian gw = 1; 191534536Sbrian } else { 191636285Sbrian if (strcasecmp(arg->argv[arg->argn], "MYADDR") == 0) { 191736285Sbrian addrs = ROUTE_DSTMYADDR; 191836285Sbrian dest = arg->bundle->ncp.ipcp.my_ip; 191936285Sbrian } else if (strcasecmp(arg->argv[arg->argn], "HISADDR") == 0) { 192036285Sbrian addrs = ROUTE_DSTHISADDR; 192136285Sbrian dest = arg->bundle->ncp.ipcp.peer_ip; 192236285Sbrian } else 192336285Sbrian dest = GetIpAddr(arg->argv[arg->argn]); 192436285Sbrian netmask = GetIpAddr(arg->argv[arg->argn+1]); 192531598Sbrian gw = 2; 19266059Samurai } 192736285Sbrian 192836285Sbrian if (strcasecmp(arg->argv[arg->argn+gw], "HISADDR") == 0) { 192936285Sbrian gateway = arg->bundle->ncp.ipcp.peer_ip; 193036285Sbrian addrs |= ROUTE_GWHISADDR; 193140561Sbrian } else 193236285Sbrian gateway = GetIpAddr(arg->argv[arg->argn+gw]); 193336285Sbrian 193436285Sbrian if (bundle_SetRoute(arg->bundle, RTM_ADD, dest, gateway, netmask, 193543313Sbrian arg->cmd->args ? 1 : 0, (addrs & ROUTE_GWHISADDR) ? 1 : 0) 193643313Sbrian && addrs != ROUTE_STATIC) 193736285Sbrian route_Add(&arg->bundle->ncp.ipcp.route, addrs, dest, netmask, gateway); 193836285Sbrian 193931598Sbrian return 0; 19406059Samurai} 19416059Samurai 19426059Samuraistatic int 194331343SbrianDeleteCommand(struct cmdargs const *arg) 19446059Samurai{ 194531598Sbrian struct in_addr dest, none; 194636285Sbrian int addrs; 19476059Samurai 194836285Sbrian if (arg->argc == arg->argn+1) { 194936285Sbrian if(strcasecmp(arg->argv[arg->argn], "all") == 0) { 195036285Sbrian route_IfDelete(arg->bundle, 0); 195136285Sbrian route_DeleteAll(&arg->bundle->ncp.ipcp.route); 195236285Sbrian } else { 195336285Sbrian addrs = 0; 195436285Sbrian if (strcasecmp(arg->argv[arg->argn], "MYADDR") == 0) { 195536285Sbrian dest = arg->bundle->ncp.ipcp.my_ip; 195636285Sbrian addrs = ROUTE_DSTMYADDR; 195736285Sbrian } else if (strcasecmp(arg->argv[arg->argn], "HISADDR") == 0) { 195836285Sbrian dest = arg->bundle->ncp.ipcp.peer_ip; 195936285Sbrian addrs = ROUTE_DSTHISADDR; 196036285Sbrian } else { 196144279Sbrian dest = GetIpAddr(arg->argv[arg->argn]); 196244279Sbrian if (dest.s_addr == INADDR_NONE) { 196344279Sbrian log_Printf(LogWARN, "%s: Invalid IP address\n", arg->argv[arg->argn]); 196444279Sbrian return -1; 196544279Sbrian } 196636285Sbrian addrs = ROUTE_STATIC; 196736285Sbrian } 196831598Sbrian none.s_addr = INADDR_ANY; 196936285Sbrian bundle_SetRoute(arg->bundle, RTM_DELETE, dest, none, none, 197037927Sbrian arg->cmd->args ? 1 : 0, 0); 197136285Sbrian route_Delete(&arg->bundle->ncp.ipcp.route, addrs, dest); 197231598Sbrian } 197334536Sbrian } else 197426516Sbrian return -1; 197526516Sbrian 197626516Sbrian return 0; 19776059Samurai} 19786059Samurai 197931343Sbrian#ifndef NOALIAS 198026031Sbrianstatic int 198131343SbrianAliasEnable(struct cmdargs const *arg) 198226031Sbrian{ 198336285Sbrian if (arg->argc == arg->argn+1) { 198436285Sbrian if (strcasecmp(arg->argv[arg->argn], "yes") == 0) { 198546686Sbrian if (!arg->bundle->AliasEnabled) { 198646686Sbrian if (arg->bundle->ncp.ipcp.fsm.state == ST_OPENED) 198746686Sbrian PacketAliasSetAddress(arg->bundle->ncp.ipcp.my_ip); 198846686Sbrian arg->bundle->AliasEnabled = 1; 198946686Sbrian } 199037191Sbrian return 0; 199136285Sbrian } else if (strcasecmp(arg->argv[arg->argn], "no") == 0) { 199237191Sbrian arg->bundle->AliasEnabled = 0; 199340561Sbrian arg->bundle->cfg.opt &= ~OPT_IFACEALIAS; 199440561Sbrian /* Don't iface_Clear() - there may be manually configured addresses */ 199526516Sbrian return 0; 199626142Sbrian } 199735449Sbrian } 199836285Sbrian 199926516Sbrian return -1; 200026031Sbrian} 200126031Sbrian 200226031Sbrian 200326031Sbrianstatic int 200431343SbrianAliasOption(struct cmdargs const *arg) 200526031Sbrian{ 200638559Sbrian long param = (long)arg->cmd->args; 200738559Sbrian 200836285Sbrian if (arg->argc == arg->argn+1) { 200936285Sbrian if (strcasecmp(arg->argv[arg->argn], "yes") == 0) { 201037191Sbrian if (arg->bundle->AliasEnabled) { 201137191Sbrian PacketAliasSetMode(param, param); 201228679Sbrian return 0; 201328679Sbrian } 201436285Sbrian log_Printf(LogWARN, "alias not enabled\n"); 201536285Sbrian } else if (strcmp(arg->argv[arg->argn], "no") == 0) { 201637191Sbrian if (arg->bundle->AliasEnabled) { 201737191Sbrian PacketAliasSetMode(0, param); 201828679Sbrian return 0; 201928679Sbrian } 202036285Sbrian log_Printf(LogWARN, "alias not enabled\n"); 202128679Sbrian } 202235449Sbrian } 202328679Sbrian return -1; 202426031Sbrian} 202531343Sbrian#endif /* #ifndef NOALIAS */ 202631121Sbrian 202731121Sbrianstatic int 202836285SbrianLinkCommand(struct cmdargs const *arg) 202936285Sbrian{ 203036285Sbrian if (arg->argc > arg->argn+1) { 203136285Sbrian char namelist[LINE_LEN]; 203236285Sbrian struct datalink *cx; 203336285Sbrian char *name; 203436285Sbrian int result = 0; 203536285Sbrian 203636285Sbrian if (!strcmp(arg->argv[arg->argn], "*")) { 203736285Sbrian struct datalink *dl; 203836285Sbrian 203936285Sbrian cx = arg->bundle->links; 204036285Sbrian while (cx) { 204136285Sbrian /* Watch it, the command could be a ``remove'' */ 204236285Sbrian dl = cx->next; 204336285Sbrian FindExec(arg->bundle, Commands, arg->argc, arg->argn+1, arg->argv, 204436285Sbrian arg->prompt, cx); 204536285Sbrian for (cx = arg->bundle->links; cx; cx = cx->next) 204636285Sbrian if (cx == dl) 204736285Sbrian break; /* Pointer's still valid ! */ 204836285Sbrian } 204936285Sbrian } else { 205036285Sbrian strncpy(namelist, arg->argv[arg->argn], sizeof namelist - 1); 205136285Sbrian namelist[sizeof namelist - 1] = '\0'; 205236285Sbrian for(name = strtok(namelist, ", "); name; name = strtok(NULL,", ")) 205336285Sbrian if (!bundle2datalink(arg->bundle, name)) { 205436285Sbrian log_Printf(LogWARN, "link: %s: Invalid link name\n", name); 205536285Sbrian return 1; 205636285Sbrian } 205736285Sbrian 205836285Sbrian strncpy(namelist, arg->argv[arg->argn], sizeof namelist - 1); 205936285Sbrian namelist[sizeof namelist - 1] = '\0'; 206036285Sbrian for(name = strtok(namelist, ", "); name; name = strtok(NULL,", ")) { 206136285Sbrian cx = bundle2datalink(arg->bundle, name); 206236285Sbrian if (cx) 206336285Sbrian FindExec(arg->bundle, Commands, arg->argc, arg->argn+1, arg->argv, 206436285Sbrian arg->prompt, cx); 206536285Sbrian else { 206636285Sbrian log_Printf(LogWARN, "link: %s: Invalidated link name !\n", name); 206736285Sbrian result++; 206836285Sbrian } 206936285Sbrian } 207036285Sbrian } 207136285Sbrian return result; 207236285Sbrian } 207336285Sbrian 207436285Sbrian log_Printf(LogWARN, "Usage: %s\n", arg->cmd->syntax); 207536285Sbrian return 2; 207636285Sbrian} 207736285Sbrian 207836285Sbrianstruct link * 207936285Sbriancommand_ChooseLink(struct cmdargs const *arg) 208036285Sbrian{ 208136285Sbrian if (arg->cx) 208236285Sbrian return &arg->cx->physical->link; 208337210Sbrian else if (!arg->bundle->ncp.mp.cfg.mrru) { 208436285Sbrian struct datalink *dl = bundle2datalink(arg->bundle, NULL); 208537210Sbrian if (dl) 208637210Sbrian return &dl->physical->link; 208736285Sbrian } 208837210Sbrian return &arg->bundle->ncp.mp.link; 208936285Sbrian} 209036285Sbrian 209136285Sbrianstatic const char * 209236285Sbrianident_cmd(const char *cmd, unsigned *keep, unsigned *add) 209336285Sbrian{ 209436285Sbrian const char *result; 209536285Sbrian 209636285Sbrian switch (*cmd) { 209736285Sbrian case 'A': 209836285Sbrian case 'a': 209936285Sbrian result = "accept"; 210036285Sbrian *keep = NEG_MYMASK; 210136285Sbrian *add = NEG_ACCEPTED; 210236285Sbrian break; 210336285Sbrian case 'D': 210436285Sbrian case 'd': 210536285Sbrian switch (cmd[1]) { 210636285Sbrian case 'E': 210736285Sbrian case 'e': 210836285Sbrian result = "deny"; 210936285Sbrian *keep = NEG_MYMASK; 211036285Sbrian *add = 0; 211136285Sbrian break; 211236285Sbrian case 'I': 211336285Sbrian case 'i': 211436285Sbrian result = "disable"; 211536285Sbrian *keep = NEG_HISMASK; 211636285Sbrian *add = 0; 211736285Sbrian break; 211836285Sbrian default: 211936285Sbrian return NULL; 212036285Sbrian } 212136285Sbrian break; 212236285Sbrian case 'E': 212336285Sbrian case 'e': 212436285Sbrian result = "enable"; 212536285Sbrian *keep = NEG_HISMASK; 212636285Sbrian *add = NEG_ENABLED; 212736285Sbrian break; 212836285Sbrian default: 212936285Sbrian return NULL; 213036285Sbrian } 213136285Sbrian 213236285Sbrian return result; 213336285Sbrian} 213436285Sbrian 213536285Sbrianstatic int 213636285SbrianOptSet(struct cmdargs const *arg) 213736285Sbrian{ 213837574Sbrian int bit = (int)(long)arg->cmd->args; 213936285Sbrian const char *cmd; 214036285Sbrian unsigned keep; /* Keep these bits */ 214136285Sbrian unsigned add; /* Add these bits */ 214236285Sbrian 214336285Sbrian if ((cmd = ident_cmd(arg->argv[arg->argn-2], &keep, &add)) == NULL) 214436285Sbrian return 1; 214536285Sbrian 214636285Sbrian if (add) 214736285Sbrian arg->bundle->cfg.opt |= bit; 214836285Sbrian else 214936285Sbrian arg->bundle->cfg.opt &= ~bit; 215036285Sbrian return 0; 215136285Sbrian} 215236285Sbrian 215336285Sbrianstatic int 215440561SbrianIfaceAliasOptSet(struct cmdargs const *arg) 215540561Sbrian{ 215640561Sbrian unsigned save = arg->bundle->cfg.opt; 215740561Sbrian int result = OptSet(arg); 215840561Sbrian 215940561Sbrian if (result == 0) 216040561Sbrian if (Enabled(arg->bundle, OPT_IFACEALIAS) && !arg->bundle->AliasEnabled) { 216140561Sbrian arg->bundle->cfg.opt = save; 216240561Sbrian log_Printf(LogWARN, "Cannot enable iface-alias without IP aliasing\n"); 216340561Sbrian result = 2; 216440561Sbrian } 216540561Sbrian 216640561Sbrian return result; 216740561Sbrian} 216840561Sbrian 216940561Sbrianstatic int 217036285SbrianNegotiateSet(struct cmdargs const *arg) 217136285Sbrian{ 217237210Sbrian long param = (long)arg->cmd->args; 217336285Sbrian struct link *l = command_ChooseLink(arg); /* LOCAL_CX_OPT uses this */ 217436285Sbrian struct datalink *cx = arg->cx; /* LOCAL_CX uses this */ 217536285Sbrian const char *cmd; 217636285Sbrian unsigned keep; /* Keep these bits */ 217736285Sbrian unsigned add; /* Add these bits */ 217836285Sbrian 217936285Sbrian if ((cmd = ident_cmd(arg->argv[arg->argn-2], &keep, &add)) == NULL) 218036285Sbrian return 1; 218136285Sbrian 218236285Sbrian if ((arg->cmd->lauth & LOCAL_CX) && !cx) { 218336285Sbrian log_Printf(LogWARN, "%s %s: No context (use the `link' command)\n", 218436285Sbrian cmd, arg->cmd->name); 218536285Sbrian return 2; 218636285Sbrian } else if (cx && !(arg->cmd->lauth & (LOCAL_CX|LOCAL_CX_OPT))) { 218736285Sbrian log_Printf(LogWARN, "%s %s: Redundant context (%s) ignored\n", 218836285Sbrian cmd, arg->cmd->name, cx->name); 218936285Sbrian cx = NULL; 219036285Sbrian } 219136285Sbrian 219236285Sbrian switch (param) { 219336285Sbrian case NEG_ACFCOMP: 219436285Sbrian cx->physical->link.lcp.cfg.acfcomp &= keep; 219536285Sbrian cx->physical->link.lcp.cfg.acfcomp |= add; 219636285Sbrian break; 219744106Sbrian case NEG_CHAP05: 219844106Sbrian cx->physical->link.lcp.cfg.chap05 &= keep; 219944106Sbrian cx->physical->link.lcp.cfg.chap05 |= add; 220036285Sbrian break; 220144106Sbrian#ifdef HAVE_DES 220244106Sbrian case NEG_CHAP80: 220344106Sbrian cx->physical->link.lcp.cfg.chap80nt &= keep; 220444106Sbrian cx->physical->link.lcp.cfg.chap80nt |= add; 220544106Sbrian break; 220644106Sbrian case NEG_CHAP80LM: 220744106Sbrian cx->physical->link.lcp.cfg.chap80lm &= keep; 220844106Sbrian cx->physical->link.lcp.cfg.chap80lm |= add; 220944106Sbrian break; 221044106Sbrian#endif 221136285Sbrian case NEG_DEFLATE: 221236285Sbrian l->ccp.cfg.neg[CCP_NEG_DEFLATE] &= keep; 221336285Sbrian l->ccp.cfg.neg[CCP_NEG_DEFLATE] |= add; 221436285Sbrian break; 221536285Sbrian case NEG_DNS: 221636285Sbrian arg->bundle->ncp.ipcp.cfg.ns.dns_neg &= keep; 221736285Sbrian arg->bundle->ncp.ipcp.cfg.ns.dns_neg |= add; 221836285Sbrian break; 221936285Sbrian case NEG_LQR: 222036285Sbrian cx->physical->link.lcp.cfg.lqr &= keep; 222136285Sbrian cx->physical->link.lcp.cfg.lqr |= add; 222236285Sbrian break; 222336285Sbrian case NEG_PAP: 222436285Sbrian cx->physical->link.lcp.cfg.pap &= keep; 222536285Sbrian cx->physical->link.lcp.cfg.pap |= add; 222636285Sbrian break; 222736285Sbrian case NEG_PPPDDEFLATE: 222836285Sbrian l->ccp.cfg.neg[CCP_NEG_DEFLATE24] &= keep; 222936285Sbrian l->ccp.cfg.neg[CCP_NEG_DEFLATE24] |= add; 223036285Sbrian break; 223136285Sbrian case NEG_PRED1: 223236285Sbrian l->ccp.cfg.neg[CCP_NEG_PRED1] &= keep; 223336285Sbrian l->ccp.cfg.neg[CCP_NEG_PRED1] |= add; 223436285Sbrian break; 223536285Sbrian case NEG_PROTOCOMP: 223636285Sbrian cx->physical->link.lcp.cfg.protocomp &= keep; 223736285Sbrian cx->physical->link.lcp.cfg.protocomp |= add; 223836285Sbrian break; 223936285Sbrian case NEG_SHORTSEQ: 224040622Sbrian switch (bundle_Phase(arg->bundle)) { 224140622Sbrian case PHASE_DEAD: 224240622Sbrian break; 224340622Sbrian case PHASE_ESTABLISH: 224440622Sbrian /* Make sure none of our links are DATALINK_LCP or greater */ 224540622Sbrian if (bundle_HighestState(arg->bundle) >= DATALINK_LCP) { 224640622Sbrian log_Printf(LogWARN, "shortseq: Only changable before" 224740622Sbrian " LCP negotiations\n"); 224840622Sbrian return 1; 224940622Sbrian } 225040622Sbrian break; 225140622Sbrian default: 225240622Sbrian log_Printf(LogWARN, "shortseq: Only changable at phase" 225340622Sbrian " DEAD/ESTABLISH\n"); 225440622Sbrian return 1; 225536285Sbrian } 225640622Sbrian arg->bundle->ncp.mp.cfg.shortseq &= keep; 225740622Sbrian arg->bundle->ncp.mp.cfg.shortseq |= add; 225836285Sbrian break; 225936285Sbrian case NEG_VJCOMP: 226036285Sbrian arg->bundle->ncp.ipcp.cfg.vj.neg &= keep; 226136285Sbrian arg->bundle->ncp.ipcp.cfg.vj.neg |= add; 226236285Sbrian break; 226336285Sbrian } 226436285Sbrian 226536285Sbrian return 0; 226636285Sbrian} 226736285Sbrian 226836285Sbrianstatic struct cmdtab const NegotiateCommands[] = { 226936285Sbrian {"idcheck", NULL, OptSet, LOCAL_AUTH, "Check FSM reply ids", 227036285Sbrian "disable|enable", (const void *)OPT_IDCHECK}, 227140666Sbrian {"iface-alias", NULL, IfaceAliasOptSet, LOCAL_AUTH, 227240666Sbrian "retain interface addresses", "disable|enable", 227340666Sbrian (const void *)OPT_IFACEALIAS}, 227447689Sbrian {"keep-session", NULL, OptSet, LOCAL_AUTH, "Retain device session leader", 227547689Sbrian "disable|enable", (const void *)OPT_KEEPSESSION}, 227636285Sbrian {"loopback", NULL, OptSet, LOCAL_AUTH, "Loop packets for local iface", 227736285Sbrian "disable|enable", (const void *)OPT_LOOPBACK}, 227836285Sbrian {"passwdauth", NULL, OptSet, LOCAL_AUTH, "Use passwd file", 227936285Sbrian "disable|enable", (const void *)OPT_PASSWDAUTH}, 228040665Sbrian {"proxy", NULL, OptSet, LOCAL_AUTH, "Create a proxy ARP entry", 228136285Sbrian "disable|enable", (const void *)OPT_PROXY}, 228240665Sbrian {"proxyall", NULL, OptSet, LOCAL_AUTH, "Proxy ARP for all remote hosts", 228340665Sbrian "disable|enable", (const void *)OPT_PROXYALL}, 228436285Sbrian {"sroutes", NULL, OptSet, LOCAL_AUTH, "Use sticky routes", 228536285Sbrian "disable|enable", (const void *)OPT_SROUTES}, 228636285Sbrian {"throughput", NULL, OptSet, LOCAL_AUTH, "Rolling throughput", 228736285Sbrian "disable|enable", (const void *)OPT_THROUGHPUT}, 228836285Sbrian {"utmp", NULL, OptSet, LOCAL_AUTH, "Log connections in utmp", 228936285Sbrian "disable|enable", (const void *)OPT_UTMP}, 229036285Sbrian 229147689Sbrian#define OPT_MAX 10 /* accept/deny allowed below and not above */ 229236285Sbrian 229336285Sbrian {"acfcomp", NULL, NegotiateSet, LOCAL_AUTH | LOCAL_CX, 229436285Sbrian "Address & Control field compression", "accept|deny|disable|enable", 229536285Sbrian (const void *)NEG_ACFCOMP}, 229644106Sbrian {"chap", "chap05", NegotiateSet, LOCAL_AUTH | LOCAL_CX, 229736285Sbrian "Challenge Handshake Authentication Protocol", "accept|deny|disable|enable", 229844106Sbrian (const void *)NEG_CHAP05}, 229944106Sbrian#ifdef HAVE_DES 230044106Sbrian {"mschap", "chap80nt", NegotiateSet, LOCAL_AUTH | LOCAL_CX, 230144106Sbrian "Microsoft (NT) CHAP", "accept|deny|disable|enable", 230244106Sbrian (const void *)NEG_CHAP80}, 230344106Sbrian {"LANMan", "chap80lm", NegotiateSet, LOCAL_AUTH | LOCAL_CX, 230444106Sbrian "Microsoft (NT) CHAP", "accept|deny|disable|enable", 230544106Sbrian (const void *)NEG_CHAP80LM}, 230644106Sbrian#endif 230736285Sbrian {"deflate", NULL, NegotiateSet, LOCAL_AUTH | LOCAL_CX_OPT, 230836285Sbrian "Deflate compression", "accept|deny|disable|enable", 230936285Sbrian (const void *)NEG_DEFLATE}, 231036285Sbrian {"deflate24", NULL, NegotiateSet, LOCAL_AUTH | LOCAL_CX_OPT, 231136285Sbrian "Deflate (type 24) compression", "accept|deny|disable|enable", 231236285Sbrian (const void *)NEG_PPPDDEFLATE}, 231336285Sbrian {"dns", NULL, NegotiateSet, LOCAL_AUTH, 231436285Sbrian "DNS specification", "accept|deny|disable|enable", (const void *)NEG_DNS}, 231536285Sbrian {"lqr", NULL, NegotiateSet, LOCAL_AUTH | LOCAL_CX, 231636285Sbrian "Link Quality Reports", "accept|deny|disable|enable", 231736285Sbrian (const void *)NEG_LQR}, 231836285Sbrian {"pap", NULL, NegotiateSet, LOCAL_AUTH | LOCAL_CX, 231936285Sbrian "Password Authentication protocol", "accept|deny|disable|enable", 232036285Sbrian (const void *)NEG_PAP}, 232136285Sbrian {"pred1", "predictor1", NegotiateSet, LOCAL_AUTH | LOCAL_CX_OPT, 232236285Sbrian "Predictor 1 compression", "accept|deny|disable|enable", 232336285Sbrian (const void *)NEG_PRED1}, 232436285Sbrian {"protocomp", NULL, NegotiateSet, LOCAL_AUTH | LOCAL_CX, 232536285Sbrian "Protocol field compression", "accept|deny|disable|enable", 232636285Sbrian (const void *)NEG_PROTOCOMP}, 232736285Sbrian {"shortseq", NULL, NegotiateSet, LOCAL_AUTH, 232836285Sbrian "MP Short Sequence Numbers", "accept|deny|disable|enable", 232936285Sbrian (const void *)NEG_SHORTSEQ}, 233036285Sbrian {"vjcomp", NULL, NegotiateSet, LOCAL_AUTH, 233136285Sbrian "Van Jacobson header compression", "accept|deny|disable|enable", 233236285Sbrian (const void *)NEG_VJCOMP}, 233336285Sbrian {"help", "?", HelpCommand, LOCAL_AUTH | LOCAL_NO_AUTH, 233436285Sbrian "Display this message", "accept|deny|disable|enable help|? [value]", 233536285Sbrian NegotiateCommands}, 233636285Sbrian {NULL, NULL, NULL}, 233736285Sbrian}; 233836285Sbrian 233936285Sbrianstatic int 234036285SbrianNegotiateCommand(struct cmdargs const *arg) 234136285Sbrian{ 234236285Sbrian if (arg->argc > arg->argn) { 234336285Sbrian char const *argv[3]; 234436285Sbrian unsigned keep, add; 234536285Sbrian int n; 234636285Sbrian 234736285Sbrian if ((argv[0] = ident_cmd(arg->argv[arg->argn-1], &keep, &add)) == NULL) 234836285Sbrian return -1; 234936285Sbrian argv[2] = NULL; 235036285Sbrian 235136285Sbrian for (n = arg->argn; n < arg->argc; n++) { 235236285Sbrian argv[1] = arg->argv[n]; 235336285Sbrian FindExec(arg->bundle, NegotiateCommands + (keep == NEG_HISMASK ? 235436285Sbrian 0 : OPT_MAX), 2, 1, argv, arg->prompt, arg->cx); 235536285Sbrian } 235636285Sbrian } else if (arg->prompt) 235736285Sbrian prompt_Printf(arg->prompt, "Use `%s ?' to get a list.\n", 235836285Sbrian arg->argv[arg->argn-1]); 235936285Sbrian else 236036285Sbrian log_Printf(LogWARN, "%s command must have arguments\n", 236136285Sbrian arg->argv[arg->argn] ); 236236285Sbrian 236336285Sbrian return 0; 236436285Sbrian} 236536285Sbrian 236636285Sbrianconst char * 236736285Sbriancommand_ShowNegval(unsigned val) 236836285Sbrian{ 236936285Sbrian switch (val&3) { 237036285Sbrian case 1: return "disabled & accepted"; 237136285Sbrian case 2: return "enabled & denied"; 237236285Sbrian case 3: return "enabled & accepted"; 237336285Sbrian } 237436285Sbrian return "disabled & denied"; 237536285Sbrian} 237636934Sbrian 237736934Sbrianstatic int 237836934SbrianClearCommand(struct cmdargs const *arg) 237936934Sbrian{ 238036934Sbrian struct pppThroughput *t; 238136934Sbrian struct datalink *cx; 238236934Sbrian int i, clear_type; 238336934Sbrian 238436934Sbrian if (arg->argc < arg->argn + 1) 238536934Sbrian return -1; 238636934Sbrian 238746686Sbrian if (strcasecmp(arg->argv[arg->argn], "physical") == 0) { 238836934Sbrian cx = arg->cx; 238936934Sbrian if (!cx) 239036934Sbrian cx = bundle2datalink(arg->bundle, NULL); 239136934Sbrian if (!cx) { 239246686Sbrian log_Printf(LogWARN, "A link must be specified for ``clear physical''\n"); 239336934Sbrian return 1; 239436934Sbrian } 239536934Sbrian t = &cx->physical->link.throughput; 239636934Sbrian } else if (strcasecmp(arg->argv[arg->argn], "ipcp") == 0) 239736934Sbrian t = &arg->bundle->ncp.ipcp.throughput; 239836934Sbrian else 239936934Sbrian return -1; 240036934Sbrian 240136934Sbrian if (arg->argc > arg->argn + 1) { 240236934Sbrian clear_type = 0; 240336934Sbrian for (i = arg->argn + 1; i < arg->argc; i++) 240436934Sbrian if (strcasecmp(arg->argv[i], "overall") == 0) 240536934Sbrian clear_type |= THROUGHPUT_OVERALL; 240636934Sbrian else if (strcasecmp(arg->argv[i], "current") == 0) 240736934Sbrian clear_type |= THROUGHPUT_CURRENT; 240836934Sbrian else if (strcasecmp(arg->argv[i], "peak") == 0) 240936934Sbrian clear_type |= THROUGHPUT_PEAK; 241036934Sbrian else 241136934Sbrian return -1; 241236934Sbrian } else 241336934Sbrian clear_type = THROUGHPUT_ALL; 241436934Sbrian 241536934Sbrian throughput_clear(t, clear_type, arg->prompt); 241636934Sbrian return 0; 241736934Sbrian} 241840561Sbrian 241940561Sbrianstatic int 242040561SbrianRunListCommand(struct cmdargs const *arg) 242140561Sbrian{ 242240561Sbrian const char *cmd = arg->argc ? arg->argv[arg->argc - 1] : "???"; 242340561Sbrian 242440561Sbrian if (arg->argc > arg->argn) 242540561Sbrian FindExec(arg->bundle, arg->cmd->args, arg->argc, arg->argn, arg->argv, 242640561Sbrian arg->prompt, arg->cx); 242740561Sbrian else if (arg->prompt) 242840561Sbrian prompt_Printf(arg->prompt, "Use `%s help' to get a list or `%s help" 242940561Sbrian " <option>' for syntax help.\n", cmd, cmd); 243040561Sbrian else 243140561Sbrian log_Printf(LogWARN, "%s command must have arguments\n", cmd); 243240561Sbrian 243340561Sbrian return 0; 243440561Sbrian} 243540561Sbrian 243640561Sbrianstatic int 243740561SbrianIfaceAddCommand(struct cmdargs const *arg) 243840561Sbrian{ 243940561Sbrian int bits, n, how; 244040561Sbrian struct in_addr ifa, mask, brd; 244140561Sbrian 244240664Sbrian if (arg->argc == arg->argn + 1) { 244343313Sbrian if (!ParseAddr(NULL, arg->argv[arg->argn], &ifa, NULL, NULL)) 244440561Sbrian return -1; 244540664Sbrian mask.s_addr = brd.s_addr = INADDR_BROADCAST; 244640664Sbrian } else { 244740664Sbrian if (arg->argc == arg->argn + 2) { 244843313Sbrian if (!ParseAddr(NULL, arg->argv[arg->argn], &ifa, &mask, &bits)) 244940664Sbrian return -1; 245040664Sbrian n = 1; 245140664Sbrian } else if (arg->argc == arg->argn + 3) { 245243313Sbrian if (!ParseAddr(NULL, arg->argv[arg->argn], &ifa, NULL, NULL)) 245340664Sbrian return -1; 245443313Sbrian if (!ParseAddr(NULL, arg->argv[arg->argn + 1], &mask, NULL, NULL)) 245540664Sbrian return -1; 245640664Sbrian n = 2; 245740664Sbrian } else 245840561Sbrian return -1; 245940561Sbrian 246043313Sbrian if (!ParseAddr(NULL, arg->argv[arg->argn + n], &brd, NULL, NULL)) 246140664Sbrian return -1; 246240664Sbrian } 246340561Sbrian 246440561Sbrian how = IFACE_ADD_LAST; 246540561Sbrian if (arg->cmd->args) 246640561Sbrian how |= IFACE_FORCE_ADD; 246740561Sbrian 246840561Sbrian return !iface_inAdd(arg->bundle->iface, ifa, mask, brd, how); 246940561Sbrian} 247040561Sbrian 247140561Sbrianstatic int 247240561SbrianIfaceDeleteCommand(struct cmdargs const *arg) 247340561Sbrian{ 247440561Sbrian struct in_addr ifa; 247540561Sbrian int ok; 247640561Sbrian 247740561Sbrian if (arg->argc != arg->argn + 1) 247840561Sbrian return -1; 247940561Sbrian 248043313Sbrian if (!ParseAddr(NULL, arg->argv[arg->argn], &ifa, NULL, NULL)) 248140561Sbrian return -1; 248240561Sbrian 248340561Sbrian if (arg->bundle->ncp.ipcp.fsm.state == ST_OPENED && 248440561Sbrian arg->bundle->ncp.ipcp.my_ip.s_addr == ifa.s_addr) { 248540561Sbrian log_Printf(LogWARN, "%s: Cannot remove active interface address\n", 248640561Sbrian inet_ntoa(ifa)); 248740561Sbrian return 1; 248840561Sbrian } 248940561Sbrian 249040561Sbrian ok = iface_inDelete(arg->bundle->iface, ifa); 249140561Sbrian if (!ok) { 249240561Sbrian if (arg->cmd->args) 249340561Sbrian ok = 1; 249440561Sbrian else if (arg->prompt) 249540561Sbrian prompt_Printf(arg->prompt, "%s: No such address\n", inet_ntoa(ifa)); 249640561Sbrian else 249740561Sbrian log_Printf(LogWARN, "%s: No such address\n", inet_ntoa(ifa)); 249840561Sbrian } 249940561Sbrian 250040561Sbrian return !ok; 250140561Sbrian} 250240561Sbrian 250340561Sbrianstatic int 250440561SbrianIfaceClearCommand(struct cmdargs const *arg) 250540561Sbrian{ 250640561Sbrian int how; 250740561Sbrian 250840561Sbrian if (arg->argc != arg->argn) 250940561Sbrian return -1; 251040561Sbrian 251140941Sbrian how = arg->bundle->ncp.ipcp.fsm.state == ST_OPENED || 251240941Sbrian arg->bundle->phys_type.all & PHYS_AUTO ? 251340561Sbrian IFACE_CLEAR_ALIASES : IFACE_CLEAR_ALL; 251440561Sbrian iface_Clear(arg->bundle->iface, how); 251540561Sbrian 251640561Sbrian return 0; 251740561Sbrian} 251840679Sbrian 251940679Sbrianstatic int 252040679SbrianSetProcTitle(struct cmdargs const *arg) 252140679Sbrian{ 252240679Sbrian static char title[LINE_LEN]; 252340679Sbrian char *argv[MAXARGS], *ptr; 252440679Sbrian int len, remaining, f, argc = arg->argc - arg->argn; 252540679Sbrian 252640679Sbrian if (arg->argc == arg->argn) { 252740679Sbrian arg->bundle->argv[0] = arg->bundle->argv0; 252840679Sbrian arg->bundle->argv[1] = arg->bundle->argv1; 252940679Sbrian return 0; 253040679Sbrian } 253140679Sbrian 253240679Sbrian if (argc >= sizeof argv / sizeof argv[0]) { 253340679Sbrian argc = sizeof argv / sizeof argv[0] - 1; 253440679Sbrian log_Printf(LogWARN, "Truncating proc title to %d args\n", argc); 253540679Sbrian } 253643888Sbrian command_Expand(argv, argc, arg->argv + arg->argn, arg->bundle, 1); 253740679Sbrian 253840679Sbrian ptr = title; 253940679Sbrian remaining = sizeof title - 1; 254040679Sbrian for (f = 0; f < argc && remaining; f++) { 254140679Sbrian if (f) { 254240679Sbrian *ptr++ = ' '; 254340679Sbrian remaining--; 254440679Sbrian } 254540679Sbrian len = strlen(argv[f]); 254640679Sbrian if (len > remaining) 254740679Sbrian len = remaining; 254840679Sbrian memcpy(ptr, argv[f], len); 254940679Sbrian remaining -= len; 255040679Sbrian ptr += len; 255140679Sbrian } 255240679Sbrian *ptr = '\0'; 255340679Sbrian 255440679Sbrian arg->bundle->argv[0] = title; 255540679Sbrian arg->bundle->argv[1] = NULL; 255640679Sbrian 255740679Sbrian return 0; 255840679Sbrian} 2559