2 * Copyright (c) 1996 - 2001 Brian Somers <brian@Awfulhak.org>
3 * based on work by Toshiharu OHNO <tony-o@iij.ad.jp>
4 * Internet Initiative Japan, Inc (IIJ)
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions
10 * 1. Redistributions of source code must retain the above copyright
11 * notice, this list of conditions and the following disclaimer.
12 * 2. Redistributions in binary form must reproduce the above copyright
13 * notice, this list of conditions and the following disclaimer in the
14 * documentation and/or other materials provided with the distribution.
16 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
17 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
18 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
19 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
20 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
21 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
22 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
23 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
24 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
25 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
28 * $FreeBSD: src/usr.sbin/ppp/command.c,v 1.230.2.18 2003/04/05 10:48:08 ume Exp $
31 #include <sys/param.h>
32 #include <netinet/in_systm.h>
33 #include <netinet/in.h>
34 #include <netinet/ip.h>
35 #include <arpa/inet.h>
36 #include <sys/socket.h>
37 #include <net/route.h>
69 #include "throughput.h"
70 #include "slcompress.h"
81 #include "descriptor.h"
101 #include "datalink.h"
107 #define VAR_AUTHKEY 0
110 #define VAR_AUTHNAME 3
111 #define VAR_AUTOLOAD 4
112 #define VAR_WINSIZE 5
118 #define VAR_OPENMODE 11
120 #define VAR_HANGUP 13
121 #define VAR_IDLETIMEOUT 14
122 #define VAR_LQRPERIOD 15
123 #define VAR_LCPRETRY 16
124 #define VAR_CHAPRETRY 17
125 #define VAR_PAPRETRY 18
126 #define VAR_CCPRETRY 19
127 #define VAR_IPCPRETRY 20
131 #define VAR_CALLBACK 24
133 #define VAR_CHOKED 26
134 #define VAR_SENDPIPE 27
135 #define VAR_RECVPIPE 28
136 #define VAR_RADIUS 29
138 #define VAR_PARITY 31
139 #define VAR_CRTSCTS 32
140 #define VAR_URGENTPORTS 33
141 #define VAR_LOGOUT 34
142 #define VAR_IFQUEUE 35
144 #define VAR_IPV6CPRETRY 37
146 /* ``accept|deny|disable|enable'' masks */
147 #define NEG_HISMASK (1)
148 #define NEG_MYMASK (2)
150 /* ``accept|deny|disable|enable'' values */
151 #define NEG_ACFCOMP 40
152 #define NEG_CHAP05 41
153 #define NEG_CHAP80 42
154 #define NEG_CHAP80LM 43
155 #define NEG_DEFLATE 44
157 #define NEG_ENDDISC 46
160 #define NEG_PPPDDEFLATE 49
162 #define NEG_PROTOCOMP 51
163 #define NEG_SHORTSEQ 52
164 #define NEG_VJCOMP 53
166 #define NEG_CHAP81 55
168 const char Version[] = "3.1";
170 static int ShowCommand(struct cmdargs const *);
171 static int TerminalCommand(struct cmdargs const *);
172 static int QuitCommand(struct cmdargs const *);
173 static int OpenCommand(struct cmdargs const *);
174 static int CloseCommand(struct cmdargs const *);
175 static int DownCommand(struct cmdargs const *);
176 static int SetCommand(struct cmdargs const *);
177 static int LinkCommand(struct cmdargs const *);
178 static int AddCommand(struct cmdargs const *);
179 static int DeleteCommand(struct cmdargs const *);
180 static int NegotiateCommand(struct cmdargs const *);
181 static int ClearCommand(struct cmdargs const *);
182 static int RunListCommand(struct cmdargs const *);
183 static int IfaceAddCommand(struct cmdargs const *);
184 static int IfaceDeleteCommand(struct cmdargs const *);
185 static int IfaceClearCommand(struct cmdargs const *);
186 static int SetProcTitle(struct cmdargs const *);
188 static int NatEnable(struct cmdargs const *);
189 static int NatOption(struct cmdargs const *);
193 showcx(struct cmdtab const *cmd)
195 if (cmd->lauth & LOCAL_CX)
197 else if (cmd->lauth & LOCAL_CX_OPT)
204 HelpCommand(struct cmdargs const *arg)
206 struct cmdtab const *cmd;
207 int n, cmax, dmax, cols, cxlen;
211 log_Printf(LogWARN, "help: Cannot help without a prompt\n");
215 if (arg->argc > arg->argn) {
216 for (cmd = arg->cmdtab; cmd->name || cmd->alias; cmd++)
217 if ((cmd->lauth & arg->prompt->auth) &&
218 ((cmd->name && !strcasecmp(cmd->name, arg->argv[arg->argn])) ||
219 (cmd->alias && !strcasecmp(cmd->alias, arg->argv[arg->argn])))) {
220 prompt_Printf(arg->prompt, "%s %s\n", cmd->syntax, showcx(cmd));
227 for (cmd = arg->cmdtab; cmd->func; cmd++)
228 if (cmd->name && (cmd->lauth & arg->prompt->auth)) {
229 if ((n = strlen(cmd->name) + strlen(showcx(cmd))) > cmax)
231 if ((n = strlen(cmd->helpmes)) > dmax)
235 cols = 80 / (dmax + cmax + 3);
237 prompt_Printf(arg->prompt, "(o) = Optional context,"
238 " (c) = Context required\n");
239 for (cmd = arg->cmdtab; cmd->func; cmd++)
240 if (cmd->name && (cmd->lauth & arg->prompt->auth)) {
242 cxlen = cmax - strlen(cmd->name);
244 prompt_Printf(arg->prompt, " ");
245 prompt_Printf(arg->prompt, "%s%-*.*s: %-*.*s",
246 cmd->name, cxlen, cxlen, cx, dmax, dmax, cmd->helpmes);
248 prompt_Printf(arg->prompt, "\n");
251 prompt_Printf(arg->prompt, "\n");
257 IdentCommand(struct cmdargs const *arg)
259 Concatinate(arg->cx->physical->link.lcp.cfg.ident,
260 sizeof arg->cx->physical->link.lcp.cfg.ident,
261 arg->argc - arg->argn, arg->argv + arg->argn);
266 SendIdentification(struct cmdargs const *arg)
268 if (arg->cx->state < DATALINK_LCP) {
269 log_Printf(LogWARN, "sendident: link has not reached LCP\n");
272 return lcp_SendIdentification(&arg->cx->physical->link.lcp) ? 0 : 1;
276 CloneCommand(struct cmdargs const *arg)
278 char namelist[LINE_LEN];
282 if (arg->argc == arg->argn)
285 namelist[sizeof namelist - 1] = '\0';
286 for (f = arg->argn; f < arg->argc; f++) {
287 strncpy(namelist, arg->argv[f], sizeof namelist - 1);
288 for(name = strtok(namelist, ", "); name; name = strtok(NULL,", "))
289 bundle_DatalinkClone(arg->bundle, arg->cx, name);
296 RemoveCommand(struct cmdargs const *arg)
298 if (arg->argc != arg->argn)
301 if (arg->cx->state != DATALINK_CLOSED) {
302 log_Printf(LogWARN, "remove: Cannot delete links that aren't closed\n");
306 bundle_DatalinkRemove(arg->bundle, arg->cx);
311 RenameCommand(struct cmdargs const *arg)
313 if (arg->argc != arg->argn + 1)
316 if (bundle_RenameDatalink(arg->bundle, arg->cx, arg->argv[arg->argn]))
319 log_Printf(LogWARN, "%s -> %s: target name already exists\n",
320 arg->cx->name, arg->argv[arg->argn]);
325 LoadCommand(struct cmdargs const *arg)
330 mode = arg->bundle->phys_type.all;
332 if (arg->argn < arg->argc) {
333 for (n = arg->argn; n < arg->argc; n++)
334 if ((err = system_IsValid(arg->argv[n], arg->prompt, mode)) != NULL) {
335 log_Printf(LogWARN, "%s: %s\n", arg->argv[n], err);
339 for (n = arg->argn; n < arg->argc; n++) {
340 bundle_SetLabel(arg->bundle, arg->argv[arg->argc - 1]);
341 system_Select(arg->bundle, arg->argv[n], CONFFILE, arg->prompt, arg->cx);
343 bundle_SetLabel(arg->bundle, arg->argv[arg->argc - 1]);
344 } else if ((err = system_IsValid("default", arg->prompt, mode)) != NULL) {
345 log_Printf(LogWARN, "default: %s\n", err);
348 bundle_SetLabel(arg->bundle, "default");
349 system_Select(arg->bundle, "default", CONFFILE, arg->prompt, arg->cx);
350 bundle_SetLabel(arg->bundle, "default");
357 LogCommand(struct cmdargs const *arg)
361 if (arg->argn < arg->argc) {
363 int argc = arg->argc - arg->argn;
365 if (argc >= sizeof argv / sizeof argv[0]) {
366 argc = sizeof argv / sizeof argv[0] - 1;
367 log_Printf(LogWARN, "Truncating log command to %d args\n", argc);
369 command_Expand(argv, argc, arg->argv + arg->argn, arg->bundle, 1, getpid());
370 Concatinate(buf, sizeof buf, argc, (const char *const *)argv);
371 log_Printf(LogLOG, "%s\n", buf);
372 command_Free(argc, argv);
380 SaveCommand(struct cmdargs const *arg)
382 log_Printf(LogWARN, "save command is not yet implemented.\n");
387 DialCommand(struct cmdargs const *arg)
391 if ((arg->cx && !(arg->cx->physical->type & (PHYS_INTERACTIVE|PHYS_AUTO)))
393 (arg->bundle->phys_type.all & ~(PHYS_INTERACTIVE|PHYS_AUTO)))) {
394 log_Printf(LogWARN, "Manual dial is only available for auto and"
395 " interactive links\n");
399 if (arg->argc > arg->argn && (res = LoadCommand(arg)) != 0)
402 bundle_Open(arg->bundle, arg->cx ? arg->cx->name : NULL, PHYS_ALL, 1);
407 #define isinword(ch) (isalnum(ch) || (ch) == '_')
410 strstrword(char *big, const char *little)
412 /* Get the first occurance of the word ``little'' in ``big'' */
417 len = strlen(little);
419 while ((pos = strstr(pos, little)) != NULL)
420 if ((pos != big && isinword(pos[-1])) || isinword(pos[len]))
422 else if (pos != big && pos[-1] == '\\')
423 memmove(pos - 1, pos, strlen(pos) + 1);
431 subst(char *tgt, const char *oldstr, const char *newstr)
433 /* tgt is a malloc()d area... realloc() as necessary */
435 int ltgt, loldstr, lnewstr, pos;
437 if ((word = strstrword(tgt, oldstr)) == NULL)
440 ltgt = strlen(tgt) + 1;
441 loldstr = strlen(oldstr);
442 lnewstr = strlen(newstr);
445 if (loldstr > lnewstr)
446 bcopy(word + loldstr, word + lnewstr, ltgt - pos - loldstr);
447 if (loldstr != lnewstr) {
448 ntgt = realloc(tgt, ltgt += lnewstr - loldstr);
450 break; /* Oh wonderful ! */
454 if (lnewstr > loldstr)
455 bcopy(word + loldstr, word + lnewstr, ltgt - pos - loldstr);
456 bcopy(newstr, word, lnewstr);
457 } while ((word = strstrword(word, oldstr)));
463 substip(char *tgt, const char *oldstr, struct in_addr ip)
465 return subst(tgt, oldstr, inet_ntoa(ip));
469 substlong(char *tgt, const char *oldstr, long l)
473 snprintf(buf, sizeof buf, "%ld", l);
475 return subst(tgt, oldstr, buf);
479 substull(char *tgt, const char *oldstr, unsigned long long ull)
483 snprintf(buf, sizeof buf, "%llu", ull);
485 return subst(tgt, oldstr, buf);
491 substipv6(char *tgt, const char *oldstr, const struct ncpaddr *ip)
493 return subst(tgt, oldstr, ncpaddr_ntoa(ip));
498 command_Expand(char **nargv, int argc, char const *const *oargv,
499 struct bundle *bundle, int inc0, pid_t pid)
503 unsigned long long oin, oout, pin, pout;
506 arg = 0; /* Start at arg 0 */
508 nargv[0] = strdup(oargv[0]);
512 secs = bundle_Uptime(bundle);
513 snprintf(uptime, sizeof uptime, "%d:%02d:%02d",
514 secs / 3600, (secs / 60) % 60, secs % 60);
515 oin = bundle->ncp.ipcp.throughput.OctetsIn;
516 oout = bundle->ncp.ipcp.throughput.OctetsOut;
517 pin = bundle->ncp.ipcp.throughput.PacketsIn;
518 pout = bundle->ncp.ipcp.throughput.PacketsOut;
520 oin += bundle->ncp.ipv6cp.throughput.OctetsIn;
521 oout += bundle->ncp.ipv6cp.throughput.OctetsOut;
522 pin += bundle->ncp.ipv6cp.throughput.PacketsIn;
523 pout += bundle->ncp.ipv6cp.throughput.PacketsOut;
526 for (; arg < argc; arg++) {
527 nargv[arg] = strdup(oargv[arg]);
528 nargv[arg] = subst(nargv[arg], "AUTHNAME", bundle->cfg.auth.name);
529 nargv[arg] = subst(nargv[arg], "COMPILATIONDATE", __DATE__);
530 nargv[arg] = substip(nargv[arg], "DNS0", bundle->ncp.ipcp.ns.dns[0]);
531 nargv[arg] = substip(nargv[arg], "DNS1", bundle->ncp.ipcp.ns.dns[1]);
532 nargv[arg] = subst(nargv[arg], "ENDDISC",
533 mp_Enddisc(bundle->ncp.mp.cfg.enddisc.class,
534 bundle->ncp.mp.cfg.enddisc.address,
535 bundle->ncp.mp.cfg.enddisc.len));
536 nargv[arg] = substip(nargv[arg], "HISADDR", bundle->ncp.ipcp.peer_ip);
538 nargv[arg] = substipv6(nargv[arg], "HISADDR6", &bundle->ncp.ipv6cp.hisaddr);
540 nargv[arg] = subst(nargv[arg], "INTERFACE", bundle->iface->name);
541 nargv[arg] = substull(nargv[arg], "IPOCTETSIN",
542 bundle->ncp.ipcp.throughput.OctetsIn);
543 nargv[arg] = substull(nargv[arg], "IPOCTETSOUT",
544 bundle->ncp.ipcp.throughput.OctetsOut);
545 nargv[arg] = substull(nargv[arg], "IPPACKETSIN",
546 bundle->ncp.ipcp.throughput.PacketsIn);
547 nargv[arg] = substull(nargv[arg], "IPPACKETSOUT",
548 bundle->ncp.ipcp.throughput.PacketsOut);
550 nargv[arg] = substull(nargv[arg], "IPV6OCTETSIN",
551 bundle->ncp.ipv6cp.throughput.OctetsIn);
552 nargv[arg] = substull(nargv[arg], "IPV6OCTETSOUT",
553 bundle->ncp.ipv6cp.throughput.OctetsOut);
554 nargv[arg] = substull(nargv[arg], "IPV6PACKETSIN",
555 bundle->ncp.ipv6cp.throughput.PacketsIn);
556 nargv[arg] = substull(nargv[arg], "IPV6PACKETSOUT",
557 bundle->ncp.ipv6cp.throughput.PacketsOut);
559 nargv[arg] = subst(nargv[arg], "LABEL", bundle_GetLabel(bundle));
560 nargv[arg] = substip(nargv[arg], "MYADDR", bundle->ncp.ipcp.my_ip);
562 nargv[arg] = substipv6(nargv[arg], "MYADDR6", &bundle->ncp.ipv6cp.myaddr);
564 nargv[arg] = substull(nargv[arg], "OCTETSIN", oin);
565 nargv[arg] = substull(nargv[arg], "OCTETSOUT", oout);
566 nargv[arg] = substull(nargv[arg], "PACKETSIN", pin);
567 nargv[arg] = substull(nargv[arg], "PACKETSOUT", pout);
568 nargv[arg] = subst(nargv[arg], "PEER_ENDDISC",
569 mp_Enddisc(bundle->ncp.mp.peer.enddisc.class,
570 bundle->ncp.mp.peer.enddisc.address,
571 bundle->ncp.mp.peer.enddisc.len));
572 nargv[arg] = substlong(nargv[arg], "PROCESSID", pid);
574 nargv[arg] = substlong(nargv[arg], "SOCKNAME", server.cfg.port);
576 nargv[arg] = subst(nargv[arg], "SOCKNAME", server.cfg.sockname);
577 nargv[arg] = subst(nargv[arg], "UPTIME", uptime);
578 nargv[arg] = subst(nargv[arg], "USER", bundle->ncp.mp.peer.authname);
579 nargv[arg] = subst(nargv[arg], "VERSION", Version);
585 command_Free(int argc, char **argv)
595 ShellCommand(struct cmdargs const *arg, int bg)
600 #ifdef SHELL_ONLY_INTERACTIVELY
601 /* we're only allowed to shell when we run ppp interactively */
602 if (arg->prompt && arg->prompt->owner) {
603 log_Printf(LogWARN, "Can't start a shell from a network connection\n");
608 if (arg->argc == arg->argn) {
610 log_Printf(LogWARN, "Can't start an interactive shell from"
613 } else if (arg->prompt->owner) {
614 log_Printf(LogWARN, "Can't start an interactive shell from"
615 " a socket connection\n");
618 log_Printf(LogWARN, "Can only start an interactive shell in"
619 " the foreground mode\n");
625 if ((shpid = fork()) == 0) {
628 if ((shell = getenv("SHELL")) == NULL)
629 shell = _PATH_BSHELL;
634 fd = arg->prompt->fd_out;
635 else if ((fd = open(_PATH_DEVNULL, O_RDWR)) == -1) {
636 log_Printf(LogALERT, "Failed to open %s: %s\n",
637 _PATH_DEVNULL, strerror(errno));
640 dup2(fd, STDIN_FILENO);
641 dup2(fd, STDOUT_FILENO);
642 dup2(fd, STDERR_FILENO);
643 for (i = getdtablesize(); i > STDERR_FILENO; i--)
644 fcntl(i, F_SETFD, 1);
647 setuid(ID0realuid());
649 if (arg->argc > arg->argn) {
650 /* substitute pseudo args */
652 int argc = arg->argc - arg->argn;
654 if (argc >= sizeof argv / sizeof argv[0]) {
655 argc = sizeof argv / sizeof argv[0] - 1;
656 log_Printf(LogWARN, "Truncating shell command to %d args\n", argc);
658 command_Expand(argv, argc, arg->argv + arg->argn, arg->bundle, 0, pid);
663 if (daemon(1, 1) == -1) {
664 log_Printf(LogERROR, "%ld: daemon: %s\n", (long)p, strerror(errno));
667 } else if (arg->prompt)
668 printf("ppp: Pausing until %s finishes\n", arg->argv[arg->argn]);
669 execvp(argv[0], argv);
672 printf("ppp: Pausing until %s finishes\n", shell);
673 prompt_TtyOldMode(arg->prompt);
674 execl(shell, shell, NULL);
677 log_Printf(LogWARN, "exec() of %s failed: %s\n",
678 arg->argc > arg->argn ? arg->argv[arg->argn] : shell,
683 if (shpid == (pid_t)-1)
684 log_Printf(LogERROR, "Fork failed: %s\n", strerror(errno));
687 waitpid(shpid, &status, 0);
690 if (arg->prompt && !arg->prompt->owner)
691 prompt_TtyCommandMode(arg->prompt);
697 BgShellCommand(struct cmdargs const *arg)
699 if (arg->argc == arg->argn)
701 return ShellCommand(arg, 1);
705 FgShellCommand(struct cmdargs const *arg)
707 return ShellCommand(arg, 0);
711 ResolvCommand(struct cmdargs const *arg)
713 if (arg->argc == arg->argn + 1) {
714 if (!strcasecmp(arg->argv[arg->argn], "reload"))
715 ipcp_LoadDNS(&arg->bundle->ncp.ipcp);
716 else if (!strcasecmp(arg->argv[arg->argn], "restore"))
717 ipcp_RestoreDNS(&arg->bundle->ncp.ipcp);
718 else if (!strcasecmp(arg->argv[arg->argn], "rewrite"))
719 ipcp_WriteDNS(&arg->bundle->ncp.ipcp);
720 else if (!strcasecmp(arg->argv[arg->argn], "readonly"))
721 arg->bundle->ncp.ipcp.ns.writable = 0;
722 else if (!strcasecmp(arg->argv[arg->argn], "writable"))
723 arg->bundle->ncp.ipcp.ns.writable = 1;
734 static struct cmdtab const NatCommands[] =
736 {"addr", NULL, nat_RedirectAddr, LOCAL_AUTH,
737 "static address translation", "nat addr [addr_local addr_alias]"},
738 {"deny_incoming", NULL, NatOption, LOCAL_AUTH,
739 "stop incoming connections", "nat deny_incoming yes|no",
740 (const void *) PKT_ALIAS_DENY_INCOMING},
741 {"enable", NULL, NatEnable, LOCAL_AUTH,
742 "enable NAT", "nat enable yes|no"},
743 {"log", NULL, NatOption, LOCAL_AUTH,
744 "log NAT link creation", "nat log yes|no",
745 (const void *) PKT_ALIAS_LOG},
746 {"port", NULL, nat_RedirectPort, LOCAL_AUTH, "port redirection",
747 "nat port proto localaddr:port[-port] aliasport[-aliasport]"},
748 {"proto", NULL, nat_RedirectProto, LOCAL_AUTH, "protocol redirection",
749 "nat proto proto localIP [publicIP [remoteIP]]"},
750 {"proxy", NULL, nat_ProxyRule, LOCAL_AUTH,
751 "proxy control", "nat proxy server host[:port] ..."},
753 {"punch_fw", NULL, nat_PunchFW, LOCAL_AUTH,
754 "firewall control", "nat punch_fw [base count]"},
756 {"same_ports", NULL, NatOption, LOCAL_AUTH,
757 "try to leave port numbers unchanged", "nat same_ports yes|no",
758 (const void *) PKT_ALIAS_SAME_PORTS},
759 {"target", NULL, nat_SetTarget, LOCAL_AUTH,
760 "Default address for incoming connections", "nat target addr" },
761 {"unregistered_only", NULL, NatOption, LOCAL_AUTH,
762 "translate unregistered (private) IP address space only",
763 "nat unregistered_only yes|no",
764 (const void *) PKT_ALIAS_UNREGISTERED_ONLY},
765 {"use_sockets", NULL, NatOption, LOCAL_AUTH,
766 "allocate host sockets", "nat use_sockets yes|no",
767 (const void *) PKT_ALIAS_USE_SOCKETS},
768 {"help", "?", HelpCommand, LOCAL_AUTH | LOCAL_NO_AUTH,
769 "Display this message", "nat help|? [command]", NatCommands},
774 static struct cmdtab const AllowCommands[] = {
775 {"modes", "mode", AllowModes, LOCAL_AUTH,
776 "Only allow certain ppp modes", "allow modes mode..."},
777 {"users", "user", AllowUsers, LOCAL_AUTH,
778 "Only allow ppp access to certain users", "allow users logname..."},
779 {"help", "?", HelpCommand, LOCAL_AUTH | LOCAL_NO_AUTH,
780 "Display this message", "allow help|? [command]", AllowCommands},
784 static struct cmdtab const IfaceCommands[] =
786 {"add", NULL, IfaceAddCommand, LOCAL_AUTH,
787 "Add iface address", "iface add addr[/bits| mask] peer", NULL},
788 {NULL, "add!", IfaceAddCommand, LOCAL_AUTH,
789 "Add or change an iface address", "iface add! addr[/bits| mask] peer",
791 {"clear", NULL, IfaceClearCommand, LOCAL_AUTH,
792 "Clear iface address(es)", "iface clear [INET | INET6]"},
793 {"delete", "rm", IfaceDeleteCommand, LOCAL_AUTH,
794 "Delete iface address", "iface delete addr", NULL},
795 {NULL, "rm!", IfaceDeleteCommand, LOCAL_AUTH,
796 "Delete iface address", "iface delete addr", (void *)1},
797 {NULL, "delete!", IfaceDeleteCommand, LOCAL_AUTH,
798 "Delete iface address", "iface delete addr", (void *)1},
799 {"show", NULL, iface_Show, LOCAL_AUTH,
800 "Show iface address(es)", "iface show"},
801 {"help", "?", HelpCommand, LOCAL_AUTH | LOCAL_NO_AUTH,
802 "Display this message", "nat help|? [command]", IfaceCommands},
806 static struct cmdtab const Commands[] = {
807 {"accept", NULL, NegotiateCommand, LOCAL_AUTH | LOCAL_CX_OPT,
808 "accept option request", "accept option .."},
809 {"add", NULL, AddCommand, LOCAL_AUTH,
810 "add route", "add dest mask gateway", NULL},
811 {NULL, "add!", AddCommand, LOCAL_AUTH,
812 "add or change route", "add! dest mask gateway", (void *)1},
813 {"allow", "auth", RunListCommand, LOCAL_AUTH,
814 "Allow ppp access", "allow users|modes ....", AllowCommands},
815 {"bg", "!bg", BgShellCommand, LOCAL_AUTH,
816 "Run a background command", "[!]bg command"},
817 {"clear", NULL, ClearCommand, LOCAL_AUTH | LOCAL_CX_OPT,
818 "Clear throughput statistics",
819 "clear ipcp|ipv6cp|physical [current|overall|peak]..."},
820 {"clone", NULL, CloneCommand, LOCAL_AUTH | LOCAL_CX,
821 "Clone a link", "clone newname..."},
822 {"close", NULL, CloseCommand, LOCAL_AUTH | LOCAL_CX_OPT,
823 "Close an FSM", "close [lcp|ccp]"},
824 {"delete", NULL, DeleteCommand, LOCAL_AUTH,
825 "delete route", "delete dest", NULL},
826 {NULL, "delete!", DeleteCommand, LOCAL_AUTH,
827 "delete a route if it exists", "delete! dest", (void *)1},
828 {"deny", NULL, NegotiateCommand, LOCAL_AUTH | LOCAL_CX_OPT,
829 "Deny option request", "deny option .."},
830 {"dial", "call", DialCommand, LOCAL_AUTH | LOCAL_CX_OPT,
831 "Dial and login", "dial|call [system ...]", NULL},
832 {"disable", NULL, NegotiateCommand, LOCAL_AUTH | LOCAL_CX_OPT,
833 "Disable option", "disable option .."},
834 {"down", NULL, DownCommand, LOCAL_AUTH | LOCAL_CX_OPT,
835 "Generate a down event", "down [ccp|lcp]"},
836 {"enable", NULL, NegotiateCommand, LOCAL_AUTH | LOCAL_CX_OPT,
837 "Enable option", "enable option .."},
838 {"ident", NULL, IdentCommand, LOCAL_AUTH | LOCAL_CX,
839 "Set the link identity", "ident text..."},
840 {"iface", "interface", RunListCommand, LOCAL_AUTH,
841 "interface control", "iface option ...", IfaceCommands},
842 {"link", "datalink", LinkCommand, LOCAL_AUTH,
843 "Link specific commands", "link name command ..."},
844 {"load", NULL, LoadCommand, LOCAL_AUTH | LOCAL_CX_OPT,
845 "Load settings", "load [system ...]"},
846 {"log", NULL, LogCommand, LOCAL_AUTH | LOCAL_CX_OPT,
847 "log information", "log word ..."},
849 {"nat", "alias", RunListCommand, LOCAL_AUTH,
850 "NAT control", "nat option yes|no", NatCommands},
852 {"open", NULL, OpenCommand, LOCAL_AUTH | LOCAL_CX_OPT,
853 "Open an FSM", "open! [lcp|ccp|ipcp]", (void *)1},
854 {"passwd", NULL, PasswdCommand, LOCAL_NO_AUTH,
855 "Password for manipulation", "passwd LocalPassword"},
856 {"quit", "bye", QuitCommand, LOCAL_AUTH | LOCAL_NO_AUTH,
857 "Quit PPP program", "quit|bye [all]"},
858 {"remove", "rm", RemoveCommand, LOCAL_AUTH | LOCAL_CX,
859 "Remove a link", "remove"},
860 {"rename", "mv", RenameCommand, LOCAL_AUTH | LOCAL_CX,
861 "Rename a link", "rename name"},
862 {"resolv", NULL, ResolvCommand, LOCAL_AUTH,
863 "Manipulate resolv.conf", "resolv readonly|reload|restore|rewrite|writable"},
864 {"save", NULL, SaveCommand, LOCAL_AUTH,
865 "Save settings", "save"},
866 {"sendident", NULL, SendIdentification, LOCAL_AUTH | LOCAL_CX,
867 "Transmit the link identity", "sendident"},
868 {"set", "setup", SetCommand, LOCAL_AUTH | LOCAL_CX_OPT,
869 "Set parameters", "set[up] var value"},
870 {"shell", "!", FgShellCommand, LOCAL_AUTH,
871 "Run a subshell", "shell|! [sh command]"},
872 {"show", NULL, ShowCommand, LOCAL_AUTH | LOCAL_CX_OPT,
873 "Show status and stats", "show var"},
874 {"term", NULL, TerminalCommand, LOCAL_AUTH | LOCAL_CX,
875 "Enter terminal mode", "term"},
876 {"help", "?", HelpCommand, LOCAL_AUTH | LOCAL_NO_AUTH,
877 "Display this message", "help|? [command]", Commands},
882 ShowEscape(struct cmdargs const *arg)
884 if (arg->cx->physical->async.cfg.EscMap[32]) {
886 const char *sep = "";
888 for (code = 0; code < 32; code++)
889 if (arg->cx->physical->async.cfg.EscMap[code])
890 for (bit = 0; bit < 8; bit++)
891 if (arg->cx->physical->async.cfg.EscMap[code] & (1 << bit)) {
892 prompt_Printf(arg->prompt, "%s0x%02x", sep, (code << 3) + bit);
895 prompt_Printf(arg->prompt, "\n");
901 ShowTimerList(struct cmdargs const *arg)
903 timer_Show(0, arg->prompt);
908 ShowStopped(struct cmdargs const *arg)
910 prompt_Printf(arg->prompt, " Stopped Timer: LCP: ");
911 if (!arg->cx->physical->link.lcp.fsm.StoppedTimer.load)
912 prompt_Printf(arg->prompt, "Disabled");
914 prompt_Printf(arg->prompt, "%ld secs",
915 arg->cx->physical->link.lcp.fsm.StoppedTimer.load / SECTICKS);
917 prompt_Printf(arg->prompt, ", CCP: ");
918 if (!arg->cx->physical->link.ccp.fsm.StoppedTimer.load)
919 prompt_Printf(arg->prompt, "Disabled");
921 prompt_Printf(arg->prompt, "%ld secs",
922 arg->cx->physical->link.ccp.fsm.StoppedTimer.load / SECTICKS);
924 prompt_Printf(arg->prompt, "\n");
930 ShowVersion(struct cmdargs const *arg)
932 prompt_Printf(arg->prompt, "PPP Version %s - %s\n", Version, __DATE__);
937 ShowProtocolStats(struct cmdargs const *arg)
939 struct link *l = command_ChooseLink(arg);
941 prompt_Printf(arg->prompt, "%s:\n", l->name);
942 link_ReportProtocolStatus(l, arg->prompt);
946 static struct cmdtab const ShowCommands[] = {
947 {"bundle", NULL, bundle_ShowStatus, LOCAL_AUTH,
948 "bundle details", "show bundle"},
949 {"ccp", NULL, ccp_ReportStatus, LOCAL_AUTH | LOCAL_CX_OPT,
950 "CCP status", "show cpp"},
951 {"compress", NULL, sl_Show, LOCAL_AUTH,
952 "VJ compression stats", "show compress"},
953 {"escape", NULL, ShowEscape, LOCAL_AUTH | LOCAL_CX,
954 "escape characters", "show escape"},
955 {"filter", NULL, filter_Show, LOCAL_AUTH,
956 "packet filters", "show filter [in|out|dial|alive]"},
957 {"hdlc", NULL, hdlc_ReportStatus, LOCAL_AUTH | LOCAL_CX,
958 "HDLC errors", "show hdlc"},
959 {"iface", "interface", iface_Show, LOCAL_AUTH,
960 "Interface status", "show iface"},
961 {"ipcp", NULL, ipcp_Show, LOCAL_AUTH,
962 "IPCP status", "show ipcp"},
964 {"ipv6cp", NULL, ipv6cp_Show, LOCAL_AUTH,
965 "IPV6CP status", "show ipv6cp"},
967 {"layers", NULL, link_ShowLayers, LOCAL_AUTH | LOCAL_CX_OPT,
968 "Protocol layers", "show layers"},
969 {"lcp", NULL, lcp_ReportStatus, LOCAL_AUTH | LOCAL_CX,
970 "LCP status", "show lcp"},
971 {"link", "datalink", datalink_Show, LOCAL_AUTH | LOCAL_CX,
972 "(high-level) link info", "show link"},
973 {"links", NULL, bundle_ShowLinks, LOCAL_AUTH,
974 "available link names", "show links"},
975 {"log", NULL, log_ShowLevel, LOCAL_AUTH,
976 "log levels", "show log"},
977 {"mem", NULL, mbuf_Show, LOCAL_AUTH,
978 "mbuf allocations", "show mem"},
979 {"ncp", NULL, ncp_Show, LOCAL_AUTH,
980 "NCP status", "show ncp"},
981 {"physical", NULL, physical_ShowStatus, LOCAL_AUTH | LOCAL_CX,
982 "(low-level) link info", "show physical"},
983 {"mp", "multilink", mp_ShowStatus, LOCAL_AUTH,
984 "multilink setup", "show mp"},
985 {"proto", NULL, ShowProtocolStats, LOCAL_AUTH | LOCAL_CX_OPT,
986 "protocol summary", "show proto"},
987 {"route", NULL, route_Show, LOCAL_AUTH,
988 "routing table", "show route"},
989 {"stopped", NULL, ShowStopped, LOCAL_AUTH | LOCAL_CX,
990 "STOPPED timeout", "show stopped"},
991 {"timers", NULL, ShowTimerList, LOCAL_AUTH,
992 "alarm timers", "show timers"},
993 {"version", NULL, ShowVersion, LOCAL_NO_AUTH | LOCAL_AUTH,
994 "version string", "show version"},
995 {"who", NULL, log_ShowWho, LOCAL_AUTH,
996 "client list", "show who"},
997 {"help", "?", HelpCommand, LOCAL_NO_AUTH | LOCAL_AUTH,
998 "Display this message", "show help|? [command]", ShowCommands},
1002 static struct cmdtab const *
1003 FindCommand(struct cmdtab const *cmds, const char *str, int *pmatch)
1007 struct cmdtab const *found;
1012 while (cmds->func) {
1013 if (cmds->name && strncasecmp(str, cmds->name, len) == 0) {
1014 if (cmds->name[len] == '\0') {
1020 } else if (cmds->alias && strncasecmp(str, cmds->alias, len) == 0) {
1021 if (cmds->alias[len] == '\0') {
1035 mkPrefix(int argc, char const *const *argv, char *tgt, int sz)
1040 for (f = 0; f < argc && tlen < sz - 2; f++) {
1043 len = strlen(argv[f]);
1044 if (len > sz - tlen - 1)
1045 len = sz - tlen - 1;
1046 strncpy(tgt+tlen, argv[f], len);
1054 FindExec(struct bundle *bundle, struct cmdtab const *cmds, int argc, int argn,
1055 char const *const *argv, struct prompt *prompt, struct datalink *cx)
1057 struct cmdtab const *cmd;
1063 cmd = FindCommand(cmds, argv[argn], &nmatch);
1065 log_Printf(LogWARN, "%s: Ambiguous command\n",
1066 mkPrefix(argn+1, argv, prefix, sizeof prefix));
1067 else if (cmd && (!prompt || (cmd->lauth & prompt->auth))) {
1068 if ((cmd->lauth & LOCAL_CX) && !cx)
1069 /* We've got no context, but we require it */
1070 cx = bundle2datalink(bundle, NULL);
1072 if ((cmd->lauth & LOCAL_CX) && !cx)
1073 log_Printf(LogWARN, "%s: No context (use the `link' command)\n",
1074 mkPrefix(argn+1, argv, prefix, sizeof prefix));
1076 if (cx && !(cmd->lauth & (LOCAL_CX|LOCAL_CX_OPT))) {
1077 log_Printf(LogWARN, "%s: Redundant context (%s) ignored\n",
1078 mkPrefix(argn+1, argv, prefix, sizeof prefix), cx->name);
1086 arg.bundle = bundle;
1088 arg.prompt = prompt;
1089 val = (*cmd->func) (&arg);
1092 log_Printf(LogWARN, "%s: Invalid command\n",
1093 mkPrefix(argn+1, argv, prefix, sizeof prefix));
1096 log_Printf(LogWARN, "usage: %s\n", cmd->syntax);
1098 log_Printf(LogWARN, "%s: Failed %d\n",
1099 mkPrefix(argn+1, argv, prefix, sizeof prefix), val);
1105 command_Expand_Interpret(char *buff, int nb, char *argv[MAXARGS], int offset)
1107 char buff2[LINE_LEN-offset];
1109 if (InterpretArg(buff, buff2, sizeof buff2) == NULL) {
1110 log_Printf(LogWARN, "Failed to expand command '%s': too long for the "
1111 "destination buffer\n", buff);
1114 strncpy(buff, buff2, LINE_LEN - offset - 1);
1115 buff[LINE_LEN - offset - 1] = '\0';
1117 return command_Interpret(buff, nb, argv);
1121 command_Interpret(char *buff, int nb, char *argv[MAXARGS])
1126 cp = buff + strcspn(buff, "\r\n");
1129 return MakeArgs(buff, argv, MAXARGS, PARSE_REDUCE);
1135 arghidden(int argc, char const *const *argv, int n)
1137 /* Is arg n of the given command to be hidden from the log ? */
1139 /* set authkey xxxxx */
1141 if (n == 2 && !strncasecmp(argv[0], "se", 2) &&
1142 (!strncasecmp(argv[1], "authk", 5) || !strncasecmp(argv[1], "ke", 2)))
1146 if (n == 1 && !strncasecmp(argv[0], "p", 1))
1149 /* set server port xxxxx .... */
1150 if (n == 3 && !strncasecmp(argv[0], "se", 2) &&
1151 !strncasecmp(argv[1], "se", 2))
1158 command_Run(struct bundle *bundle, int argc, char const *const *argv,
1159 struct prompt *prompt, const char *label, struct datalink *cx)
1162 if (log_IsKept(LogCOMMAND)) {
1167 strncpy(buf, label, sizeof buf - 3);
1168 buf[sizeof buf - 3] = '\0';
1175 buf[sizeof buf - 1] = '\0'; /* In case we run out of room in buf */
1177 for (f = 0; f < argc; f++) {
1178 if (n < sizeof buf - 1 && f)
1180 if (arghidden(argc, argv, f))
1181 strncpy(buf+n, "********", sizeof buf - n - 1);
1183 strncpy(buf+n, argv[f], sizeof buf - n - 1);
1186 log_Printf(LogCOMMAND, "%s\n", buf);
1188 FindExec(bundle, Commands, argc, 0, argv, prompt, cx);
1193 command_Decode(struct bundle *bundle, char *buff, int nb, struct prompt *prompt,
1197 char *argv[MAXARGS];
1199 if ((argc = command_Expand_Interpret(buff, nb, argv, 0)) < 0)
1202 command_Run(bundle, argc, (char const *const *)argv, prompt, label, NULL);
1207 ShowCommand(struct cmdargs const *arg)
1210 log_Printf(LogWARN, "show: Cannot show without a prompt\n");
1211 else if (arg->argc > arg->argn)
1212 FindExec(arg->bundle, ShowCommands, arg->argc, arg->argn, arg->argv,
1213 arg->prompt, arg->cx);
1215 prompt_Printf(arg->prompt, "Use ``show ?'' to get a list.\n");
1221 TerminalCommand(struct cmdargs const *arg)
1224 log_Printf(LogWARN, "term: Need a prompt\n");
1228 if (arg->cx->physical->link.lcp.fsm.state > ST_CLOSED) {
1229 prompt_Printf(arg->prompt, "LCP state is [%s]\n",
1230 State2Nam(arg->cx->physical->link.lcp.fsm.state));
1234 datalink_Up(arg->cx, 0, 0);
1235 prompt_TtyTermMode(arg->prompt, arg->cx);
1240 QuitCommand(struct cmdargs const *arg)
1242 if (!arg->prompt || prompt_IsController(arg->prompt) ||
1243 (arg->argc > arg->argn && !strcasecmp(arg->argv[arg->argn], "all") &&
1244 (arg->prompt->auth & LOCAL_AUTH)))
1247 prompt_Destroy(arg->prompt, 1);
1253 OpenCommand(struct cmdargs const *arg)
1255 if (arg->argc == arg->argn)
1256 bundle_Open(arg->bundle, arg->cx ? arg->cx->name : NULL, PHYS_ALL, 1);
1257 else if (arg->argc == arg->argn + 1) {
1258 if (!strcasecmp(arg->argv[arg->argn], "lcp")) {
1259 struct datalink *cx = arg->cx ?
1260 arg->cx : bundle2datalink(arg->bundle, NULL);
1262 if (cx->physical->link.lcp.fsm.state == ST_OPENED)
1263 fsm_Reopen(&cx->physical->link.lcp.fsm);
1265 bundle_Open(arg->bundle, cx->name, PHYS_ALL, 1);
1267 log_Printf(LogWARN, "open lcp: You must specify a link\n");
1268 } else if (!strcasecmp(arg->argv[arg->argn], "ccp")) {
1271 fp = &command_ChooseLink(arg)->ccp.fsm;
1272 if (fp->link->lcp.fsm.state != ST_OPENED)
1273 log_Printf(LogWARN, "open: LCP must be open before opening CCP\n");
1274 else if (fp->state == ST_OPENED)
1277 fp->open_mode = 0; /* Not passive any more */
1278 if (fp->state == ST_STOPPED) {
1286 } else if (!strcasecmp(arg->argv[arg->argn], "ipcp")) {
1288 log_Printf(LogWARN, "open ipcp: You need not specify a link\n");
1289 if (arg->bundle->ncp.ipcp.fsm.state == ST_OPENED)
1290 fsm_Reopen(&arg->bundle->ncp.ipcp.fsm);
1292 bundle_Open(arg->bundle, NULL, PHYS_ALL, 1);
1302 CloseCommand(struct cmdargs const *arg)
1304 if (arg->argc == arg->argn)
1305 bundle_Close(arg->bundle, arg->cx ? arg->cx->name : NULL, CLOSE_STAYDOWN);
1306 else if (arg->argc == arg->argn + 1) {
1307 if (!strcasecmp(arg->argv[arg->argn], "lcp"))
1308 bundle_Close(arg->bundle, arg->cx ? arg->cx->name : NULL, CLOSE_LCP);
1309 else if (!strcasecmp(arg->argv[arg->argn], "ccp") ||
1310 !strcasecmp(arg->argv[arg->argn], "ccp!")) {
1313 fp = &command_ChooseLink(arg)->ccp.fsm;
1314 if (fp->state == ST_OPENED) {
1316 if (arg->argv[arg->argn][3] == '!')
1317 fp->open_mode = 0; /* Stay ST_CLOSED */
1319 fp->open_mode = OPEN_PASSIVE; /* Wait for the peer to start */
1330 DownCommand(struct cmdargs const *arg)
1332 if (arg->argc == arg->argn) {
1334 datalink_Down(arg->cx, CLOSE_STAYDOWN);
1336 bundle_Down(arg->bundle, CLOSE_STAYDOWN);
1337 } else if (arg->argc == arg->argn + 1) {
1338 if (!strcasecmp(arg->argv[arg->argn], "lcp")) {
1340 datalink_Down(arg->cx, CLOSE_LCP);
1342 bundle_Down(arg->bundle, CLOSE_LCP);
1343 } else if (!strcasecmp(arg->argv[arg->argn], "ccp")) {
1344 struct fsm *fp = arg->cx ? &arg->cx->physical->link.ccp.fsm :
1345 &arg->bundle->ncp.mp.link.ccp.fsm;
1356 SetModemSpeed(struct cmdargs const *arg)
1361 if (arg->argc > arg->argn && *arg->argv[arg->argn]) {
1362 if (arg->argc > arg->argn+1) {
1363 log_Printf(LogWARN, "SetModemSpeed: Too many arguments\n");
1366 if (strcasecmp(arg->argv[arg->argn], "sync") == 0) {
1367 physical_SetSync(arg->cx->physical);
1371 speed = strtol(arg->argv[arg->argn], &end, 10);
1373 log_Printf(LogWARN, "SetModemSpeed: Bad argument \"%s\"",
1374 arg->argv[arg->argn]);
1377 if (physical_SetSpeed(arg->cx->physical, speed))
1379 log_Printf(LogWARN, "%s: Invalid speed\n", arg->argv[arg->argn]);
1381 log_Printf(LogWARN, "SetModemSpeed: No speed specified\n");
1387 SetStoppedTimeout(struct cmdargs const *arg)
1389 struct link *l = &arg->cx->physical->link;
1391 l->lcp.fsm.StoppedTimer.load = 0;
1392 l->ccp.fsm.StoppedTimer.load = 0;
1393 if (arg->argc <= arg->argn+2) {
1394 if (arg->argc > arg->argn) {
1395 l->lcp.fsm.StoppedTimer.load = atoi(arg->argv[arg->argn]) * SECTICKS;
1396 if (arg->argc > arg->argn+1)
1397 l->ccp.fsm.StoppedTimer.load = atoi(arg->argv[arg->argn+1]) * SECTICKS;
1405 SetServer(struct cmdargs const *arg)
1409 if (arg->argc > arg->argn && arg->argc < arg->argn+4) {
1410 const char *port, *passwd, *mask;
1414 port = arg->argv[arg->argn];
1415 if (arg->argc == arg->argn + 2) {
1416 passwd = arg->argv[arg->argn+1];
1418 } else if (arg->argc == arg->argn + 3) {
1419 passwd = arg->argv[arg->argn+1];
1420 mask = arg->argv[arg->argn+2];
1421 mlen = strlen(mask);
1422 if (mlen == 0 || mlen > 4 || strspn(mask, "01234567") != mlen ||
1423 (mlen == 4 && *mask != '0')) {
1424 log_Printf(LogWARN, "%s %s: %s: Invalid mask\n",
1425 arg->argv[arg->argn - 2], arg->argv[arg->argn - 1], mask);
1428 } else if (arg->argc != arg->argn + 1)
1430 else if (strcasecmp(port, "none") == 0) {
1431 if (server_Clear(arg->bundle))
1432 log_Printf(LogPHASE, "Disabled server socket\n");
1434 } else if (strcasecmp(port, "open") == 0) {
1435 switch (server_Reopen(arg->bundle)) {
1439 log_Printf(LogWARN, "Failed to reopen server port\n");
1442 log_Printf(LogWARN, "Cannot reopen unset server socket\n");
1448 } else if (strcasecmp(port, "closed") == 0) {
1449 if (server_Close(arg->bundle))
1450 log_Printf(LogPHASE, "Closed server socket\n");
1452 log_Printf(LogWARN, "Server socket not open\n");
1458 strncpy(server.cfg.passwd, passwd, sizeof server.cfg.passwd - 1);
1459 server.cfg.passwd[sizeof server.cfg.passwd - 1] = '\0';
1463 char *ptr, name[LINE_LEN + 12];
1467 else for (imask = mlen = 0; mask[mlen]; mlen++)
1468 imask = (imask * 8) + mask[mlen] - '0';
1470 ptr = strstr(port, "%d");
1472 snprintf(name, sizeof name, "%.*s%d%s",
1473 (int)(ptr - port), port, arg->bundle->unit, ptr + 2);
1476 res = server_LocalOpen(arg->bundle, port, imask);
1487 if (strspn(port, "0123456789") != strlen(port)) {
1490 if ((s = getservbyname(port, "tcp")) == NULL) {
1492 log_Printf(LogWARN, "%s: Invalid port or service\n", port);
1494 iport = ntohs(s->s_port);
1500 iport += arg->bundle->unit;
1501 res = server_TcpOpen(arg->bundle, iport);
1511 SetEscape(struct cmdargs const *arg)
1514 int argc = arg->argc - arg->argn;
1515 char const *const *argv = arg->argv + arg->argn;
1517 for (code = 0; code < 33; code++)
1518 arg->cx->physical->async.cfg.EscMap[code] = 0;
1520 while (argc-- > 0) {
1521 sscanf(*argv++, "%x", &code);
1523 arg->cx->physical->async.cfg.EscMap[code >> 3] |= (1 << (code & 7));
1524 arg->cx->physical->async.cfg.EscMap[32] = 1;
1530 SetInterfaceAddr(struct cmdargs const *arg)
1532 struct ncp *ncp = &arg->bundle->ncp;
1533 struct ncpaddr ncpaddr;
1534 const char *hisaddr;
1536 if (arg->argc > arg->argn + 4)
1540 memset(&ncp->ipcp.cfg.my_range, '\0', sizeof ncp->ipcp.cfg.my_range);
1541 memset(&ncp->ipcp.cfg.peer_range, '\0', sizeof ncp->ipcp.cfg.peer_range);
1542 ncp->ipcp.cfg.HaveTriggerAddress = 0;
1543 ncp->ipcp.cfg.netmask.s_addr = INADDR_ANY;
1544 iplist_reset(&ncp->ipcp.cfg.peer_list);
1546 if (arg->argc > arg->argn) {
1547 if (!ncprange_aton(&ncp->ipcp.cfg.my_range, ncp, arg->argv[arg->argn]))
1549 if (arg->argc > arg->argn+1) {
1550 hisaddr = arg->argv[arg->argn+1];
1551 if (arg->argc > arg->argn+2) {
1552 ncp->ipcp.ifmask = ncp->ipcp.cfg.netmask =
1553 GetIpAddr(arg->argv[arg->argn+2]);
1554 if (arg->argc > arg->argn+3) {
1555 ncp->ipcp.cfg.TriggerAddress = GetIpAddr(arg->argv[arg->argn+3]);
1556 ncp->ipcp.cfg.HaveTriggerAddress = 1;
1562 /* 0.0.0.0 means any address (0 bits) */
1563 ncpaddr_getip4(&ncpaddr, &ncp->ipcp.my_ip);
1564 ncprange_getaddr(&ncp->ipcp.cfg.my_range, &ncpaddr);
1565 if (ncp->ipcp.my_ip.s_addr == INADDR_ANY)
1566 ncprange_setwidth(&ncp->ipcp.cfg.my_range, 0);
1567 bundle_AdjustFilters(arg->bundle, &ncpaddr, NULL);
1569 if (hisaddr && !ipcp_UseHisaddr(arg->bundle, hisaddr,
1570 arg->bundle->phys_type.all & PHYS_AUTO))
1577 SetRetry(int argc, char const *const *argv, u_int *timeout, u_int *maxreq,
1578 u_int *maxtrm, int def)
1581 *timeout = DEF_FSMRETRY;
1586 long l = atol(argv[0]);
1588 if (l < MIN_FSMRETRY) {
1589 log_Printf(LogWARN, "%ld: Invalid FSM retry period - min %d\n",
1598 log_Printf(LogWARN, "%ld: Invalid FSM REQ tries - changed to 1\n", l);
1603 if (argc > 2 && maxtrm != NULL) {
1606 log_Printf(LogWARN, "%ld: Invalid FSM TRM tries - changed to 1\n", l);
1618 SetVariable(struct cmdargs const *arg)
1620 long long_val, param = (long)arg->cmd->args;
1621 int mode, dummyint, f, first, res;
1624 struct datalink *cx = arg->cx; /* LOCAL_CX uses this */
1625 struct link *l = command_ChooseLink(arg); /* LOCAL_CX_OPT uses this */
1626 struct in_addr *ipaddr;
1627 struct ncpaddr ncpaddr[2];
1629 if (arg->argc > arg->argn)
1630 argp = arg->argv[arg->argn];
1636 if ((arg->cmd->lauth & LOCAL_CX) && !cx) {
1637 log_Printf(LogWARN, "set %s: No context (use the `link' command)\n",
1640 } else if (cx && !(arg->cmd->lauth & (LOCAL_CX|LOCAL_CX_OPT))) {
1641 log_Printf(LogWARN, "set %s: Redundant context (%s) ignored\n",
1642 arg->cmd->name, cx->name);
1648 strncpy(arg->bundle->cfg.auth.key, argp,
1649 sizeof arg->bundle->cfg.auth.key - 1);
1650 arg->bundle->cfg.auth.key[sizeof arg->bundle->cfg.auth.key - 1] = '\0';
1654 switch (bundle_Phase(arg->bundle)) {
1656 log_Printf(LogWARN, "Altering authname while at phase %s\n",
1657 bundle_PhaseName(arg->bundle));
1660 case PHASE_ESTABLISH:
1661 strncpy(arg->bundle->cfg.auth.name, argp,
1662 sizeof arg->bundle->cfg.auth.name - 1);
1663 arg->bundle->cfg.auth.name[sizeof arg->bundle->cfg.auth.name-1] = '\0';
1669 if (arg->argc == arg->argn + 3) {
1673 v1 = strtol(arg->argv[arg->argn], &end, 0);
1674 if (v1 < 0 || *end) {
1675 log_Printf(LogWARN, "autoload: %s: Invalid min percentage\n",
1676 arg->argv[arg->argn]);
1681 v2 = strtol(arg->argv[arg->argn + 1], &end, 0);
1682 if (v2 < 0 || *end) {
1683 log_Printf(LogWARN, "autoload: %s: Invalid max percentage\n",
1684 arg->argv[arg->argn + 1]);
1694 v3 = strtol(arg->argv[arg->argn + 2], &end, 0);
1695 if (v3 <= 0 || *end) {
1696 log_Printf(LogWARN, "autoload: %s: Invalid throughput period\n",
1697 arg->argv[arg->argn + 2]);
1702 arg->bundle->ncp.mp.cfg.autoload.min = v1;
1703 arg->bundle->ncp.mp.cfg.autoload.max = v2;
1704 arg->bundle->ncp.mp.cfg.autoload.period = v3;
1705 mp_RestartAutoloadTimer(&arg->bundle->ncp.mp);
1707 log_Printf(LogWARN, "Set autoload requires three arguments\n");
1713 strncpy(cx->cfg.script.dial, argp, sizeof cx->cfg.script.dial - 1);
1714 cx->cfg.script.dial[sizeof cx->cfg.script.dial - 1] = '\0';
1718 strncpy(cx->cfg.script.login, argp, sizeof cx->cfg.script.login - 1);
1719 cx->cfg.script.login[sizeof cx->cfg.script.login - 1] = '\0';
1723 if (arg->argc > arg->argn) {
1724 l->ccp.cfg.deflate.out.winsize = atoi(arg->argv[arg->argn]);
1725 if (l->ccp.cfg.deflate.out.winsize < 8 ||
1726 l->ccp.cfg.deflate.out.winsize > 15) {
1727 log_Printf(LogWARN, "%d: Invalid outgoing window size\n",
1728 l->ccp.cfg.deflate.out.winsize);
1729 l->ccp.cfg.deflate.out.winsize = 15;
1731 if (arg->argc > arg->argn+1) {
1732 l->ccp.cfg.deflate.in.winsize = atoi(arg->argv[arg->argn+1]);
1733 if (l->ccp.cfg.deflate.in.winsize < 8 ||
1734 l->ccp.cfg.deflate.in.winsize > 15) {
1735 log_Printf(LogWARN, "%d: Invalid incoming window size\n",
1736 l->ccp.cfg.deflate.in.winsize);
1737 l->ccp.cfg.deflate.in.winsize = 15;
1740 l->ccp.cfg.deflate.in.winsize = 0;
1742 log_Printf(LogWARN, "No window size specified\n");
1749 if (arg->argc > arg->argn + 2) {
1754 if (arg->argc == arg->argn) {
1755 l->ccp.cfg.mppe.keybits = 0;
1756 l->ccp.cfg.mppe.state = MPPE_ANYSTATE;
1757 l->ccp.cfg.mppe.required = 0;
1761 if (!strcmp(argp, "*"))
1764 long_val = atol(argp);
1765 if (long_val != 40 && long_val != 56 && long_val != 128) {
1766 log_Printf(LogWARN, "%s: Invalid bits value\n", argp);
1772 if (arg->argc == arg->argn + 2) {
1773 if (!strcmp(arg->argv[arg->argn + 1], "*"))
1774 l->ccp.cfg.mppe.state = MPPE_ANYSTATE;
1775 else if (!strcasecmp(arg->argv[arg->argn + 1], "stateless"))
1776 l->ccp.cfg.mppe.state = MPPE_STATELESS;
1777 else if (!strcasecmp(arg->argv[arg->argn + 1], "stateful"))
1778 l->ccp.cfg.mppe.state = MPPE_STATEFUL;
1780 log_Printf(LogWARN, "%s: Invalid state value\n",
1781 arg->argv[arg->argn + 1]);
1786 l->ccp.cfg.mppe.state = MPPE_ANYSTATE;
1787 l->ccp.cfg.mppe.keybits = long_val;
1788 l->ccp.cfg.mppe.required = 1;
1793 physical_SetDeviceList(cx->physical, arg->argc - arg->argn,
1794 arg->argv + arg->argn);
1798 if (arg->argc > arg->argn) {
1800 sscanf(argp, "%lx", &ulong_val);
1801 cx->physical->link.lcp.cfg.accmap = (u_int32_t)ulong_val;
1803 log_Printf(LogWARN, "No accmap specified\n");
1809 mode = Nam2mode(argp);
1810 if (mode == PHYS_NONE || mode == PHYS_ALL) {
1811 log_Printf(LogWARN, "%s: Invalid mode\n", argp);
1815 bundle_SetMode(arg->bundle, cx, mode);
1819 switch (bundle_Phase(arg->bundle)) {
1822 case PHASE_ESTABLISH:
1823 /* Make sure none of our links are DATALINK_LCP or greater */
1824 if (bundle_HighestState(arg->bundle) >= DATALINK_LCP) {
1825 log_Printf(LogWARN, "mrru: Only changeable before LCP negotiations\n");
1831 log_Printf(LogWARN, "mrru: Only changeable at phase DEAD/ESTABLISH\n");
1837 long_val = atol(argp);
1838 if (long_val && long_val < MIN_MRU) {
1839 log_Printf(LogWARN, "MRRU %ld: too small - min %d\n", long_val, MIN_MRU);
1842 } else if (long_val > MAX_MRU) {
1843 log_Printf(LogWARN, "MRRU %ld: too big - max %d\n", long_val, MAX_MRU);
1847 arg->bundle->ncp.mp.cfg.mrru = long_val;
1851 long_val = 0; /* silence gcc */
1852 change = NULL; /* silence gcc */
1853 switch(arg->argc - arg->argn) {
1855 if (argp[strspn(argp, "0123456789")] != '\0') {
1861 long_val = atol(argp);
1862 change = &l->lcp.cfg.mru;
1863 if (long_val > l->lcp.cfg.max_mru) {
1864 log_Printf(LogWARN, "MRU %ld: too large - max set to %d\n", long_val,
1865 l->lcp.cfg.max_mru);
1871 if (strcasecmp(argp, "max") && strcasecmp(argp, "maximum")) {
1875 long_val = atol(arg->argv[arg->argn + 1]);
1876 change = &l->lcp.cfg.max_mru;
1877 if (long_val > MAX_MRU) {
1878 log_Printf(LogWARN, "MRU %ld: too large - maximum is %d\n", long_val,
1893 else if (long_val < MIN_MRU) {
1894 log_Printf(LogWARN, "MRU %ld: too small - min %d\n", long_val, MIN_MRU);
1897 } else if (long_val > MAX_MRU) {
1898 log_Printf(LogWARN, "MRU %ld: too big - max %d\n", long_val, MAX_MRU);
1903 if (l->lcp.cfg.mru > *change)
1904 l->lcp.cfg.mru = *change;
1908 long_val = 0; /* silence gcc */
1909 change = NULL; /* silence gcc */
1910 switch(arg->argc - arg->argn) {
1912 if (argp[strspn(argp, "0123456789")] != '\0') {
1918 long_val = atol(argp);
1919 change = &l->lcp.cfg.mtu;
1920 if (long_val > l->lcp.cfg.max_mtu) {
1921 log_Printf(LogWARN, "MTU %ld: too large - max set to %d\n", long_val,
1922 l->lcp.cfg.max_mtu);
1928 if (strcasecmp(argp, "max") && strcasecmp(argp, "maximum")) {
1932 long_val = atol(arg->argv[arg->argn + 1]);
1933 change = &l->lcp.cfg.max_mtu;
1934 if (long_val > MAX_MTU) {
1935 log_Printf(LogWARN, "MTU %ld: too large - maximum is %d\n", long_val,
1949 if (long_val && long_val < MIN_MTU) {
1950 log_Printf(LogWARN, "MTU %ld: too small - min %d\n", long_val, MIN_MTU);
1953 } else if (long_val > MAX_MTU) {
1954 log_Printf(LogWARN, "MTU %ld: too big - max %d\n", long_val, MAX_MTU);
1959 if (l->lcp.cfg.mtu > *change)
1960 l->lcp.cfg.mtu = *change;
1964 if (strcasecmp(argp, "active") == 0)
1965 cx->physical->link.lcp.cfg.openmode = arg->argc > arg->argn+1 ?
1966 atoi(arg->argv[arg->argn+1]) : 1;
1967 else if (strcasecmp(argp, "passive") == 0)
1968 cx->physical->link.lcp.cfg.openmode = OPEN_PASSIVE;
1970 log_Printf(LogWARN, "%s: Invalid openmode\n", argp);
1976 strncpy(cx->cfg.phone.list, argp, sizeof cx->cfg.phone.list - 1);
1977 cx->cfg.phone.list[sizeof cx->cfg.phone.list - 1] = '\0';
1978 cx->phone.alt = cx->phone.next = NULL;
1982 strncpy(cx->cfg.script.hangup, argp, sizeof cx->cfg.script.hangup - 1);
1983 cx->cfg.script.hangup[sizeof cx->cfg.script.hangup - 1] = '\0';
1987 long_val = atol(argp);
1988 arg->bundle->cfg.ifqueue = long_val < 0 ? 0 : long_val;
1992 strncpy(cx->cfg.script.logout, argp, sizeof cx->cfg.script.logout - 1);
1993 cx->cfg.script.logout[sizeof cx->cfg.script.logout - 1] = '\0';
1996 case VAR_IDLETIMEOUT:
1997 if (arg->argc > arg->argn+2) {
1998 log_Printf(LogWARN, "Too many idle timeout values\n");
2000 } else if (arg->argc == arg->argn) {
2001 log_Printf(LogWARN, "Too few idle timeout values\n");
2006 timeout = atoi(argp);
2007 min = arg->argc == arg->argn + 2 ? atoi(arg->argv[arg->argn + 1]) : -1;
2008 bundle_SetIdleTimer(arg->bundle, timeout, min);
2013 long_val = atol(argp);
2014 if (long_val < MIN_LQRPERIOD) {
2015 log_Printf(LogWARN, "%ld: Invalid lqr period - min %d\n",
2016 long_val, MIN_LQRPERIOD);
2019 l->lcp.cfg.lqrperiod = long_val;
2023 res = SetRetry(arg->argc - arg->argn, arg->argv + arg->argn,
2024 &cx->physical->link.lcp.cfg.fsm.timeout,
2025 &cx->physical->link.lcp.cfg.fsm.maxreq,
2026 &cx->physical->link.lcp.cfg.fsm.maxtrm, DEF_FSMTRIES);
2030 res = SetRetry(arg->argc - arg->argn, arg->argv + arg->argn,
2031 &cx->chap.auth.cfg.fsm.timeout,
2032 &cx->chap.auth.cfg.fsm.maxreq, NULL, DEF_FSMAUTHTRIES);
2036 res = SetRetry(arg->argc - arg->argn, arg->argv + arg->argn,
2037 &cx->pap.cfg.fsm.timeout, &cx->pap.cfg.fsm.maxreq,
2038 NULL, DEF_FSMAUTHTRIES);
2042 res = SetRetry(arg->argc - arg->argn, arg->argv + arg->argn,
2043 &l->ccp.cfg.fsm.timeout, &l->ccp.cfg.fsm.maxreq,
2044 &l->ccp.cfg.fsm.maxtrm, DEF_FSMTRIES);
2048 res = SetRetry(arg->argc - arg->argn, arg->argv + arg->argn,
2049 &arg->bundle->ncp.ipcp.cfg.fsm.timeout,
2050 &arg->bundle->ncp.ipcp.cfg.fsm.maxreq,
2051 &arg->bundle->ncp.ipcp.cfg.fsm.maxtrm, DEF_FSMTRIES);
2055 case VAR_IPV6CPRETRY:
2056 res = SetRetry(arg->argc - arg->argn, arg->argv + arg->argn,
2057 &arg->bundle->ncp.ipv6cp.cfg.fsm.timeout,
2058 &arg->bundle->ncp.ipv6cp.cfg.fsm.maxreq,
2059 &arg->bundle->ncp.ipv6cp.cfg.fsm.maxtrm, DEF_FSMTRIES);
2065 if (param == VAR_DNS) {
2066 ipaddr = arg->bundle->ncp.ipcp.cfg.ns.dns;
2067 ipaddr[0].s_addr = ipaddr[1].s_addr = INADDR_NONE;
2069 ipaddr = arg->bundle->ncp.ipcp.cfg.ns.nbns;
2070 ipaddr[0].s_addr = ipaddr[1].s_addr = INADDR_ANY;
2073 if (arg->argc > arg->argn) {
2074 ncpaddr_aton(ncpaddr, &arg->bundle->ncp, arg->argv[arg->argn]);
2075 if (!ncpaddr_getip4(ncpaddr, ipaddr))
2077 if (arg->argc > arg->argn+1) {
2078 ncpaddr_aton(ncpaddr + 1, &arg->bundle->ncp, arg->argv[arg->argn + 1]);
2079 if (!ncpaddr_getip4(ncpaddr + 1, ipaddr + 1))
2083 if (ipaddr[0].s_addr == INADDR_ANY) {
2084 ipaddr[0] = ipaddr[1];
2085 ipaddr[1].s_addr = INADDR_ANY;
2087 if (ipaddr[0].s_addr == INADDR_NONE) {
2088 ipaddr[0] = ipaddr[1];
2089 ipaddr[1].s_addr = INADDR_NONE;
2095 cx->cfg.callback.opmask = 0;
2096 for (dummyint = arg->argn; dummyint < arg->argc; dummyint++) {
2097 if (!strcasecmp(arg->argv[dummyint], "auth"))
2098 cx->cfg.callback.opmask |= CALLBACK_BIT(CALLBACK_AUTH);
2099 else if (!strcasecmp(arg->argv[dummyint], "cbcp"))
2100 cx->cfg.callback.opmask |= CALLBACK_BIT(CALLBACK_CBCP);
2101 else if (!strcasecmp(arg->argv[dummyint], "e.164")) {
2102 if (dummyint == arg->argc - 1)
2103 log_Printf(LogWARN, "No E.164 arg (E.164 ignored) !\n");
2105 cx->cfg.callback.opmask |= CALLBACK_BIT(CALLBACK_E164);
2106 strncpy(cx->cfg.callback.msg, arg->argv[++dummyint],
2107 sizeof cx->cfg.callback.msg - 1);
2108 cx->cfg.callback.msg[sizeof cx->cfg.callback.msg - 1] = '\0';
2110 } else if (!strcasecmp(arg->argv[dummyint], "none"))
2111 cx->cfg.callback.opmask |= CALLBACK_BIT(CALLBACK_NONE);
2117 if (cx->cfg.callback.opmask == CALLBACK_BIT(CALLBACK_NONE))
2118 cx->cfg.callback.opmask = 0;
2122 cx->cfg.cbcp.delay = 0;
2123 *cx->cfg.cbcp.phone = '\0';
2124 cx->cfg.cbcp.fsmretry = DEF_FSMRETRY;
2125 if (arg->argc > arg->argn) {
2126 strncpy(cx->cfg.cbcp.phone, arg->argv[arg->argn],
2127 sizeof cx->cfg.cbcp.phone - 1);
2128 cx->cfg.cbcp.phone[sizeof cx->cfg.cbcp.phone - 1] = '\0';
2129 if (arg->argc > arg->argn + 1) {
2130 cx->cfg.cbcp.delay = atoi(arg->argv[arg->argn + 1]);
2131 if (arg->argc > arg->argn + 2) {
2132 long_val = atol(arg->argv[arg->argn + 2]);
2133 if (long_val < MIN_FSMRETRY)
2134 log_Printf(LogWARN, "%ld: Invalid CBCP FSM retry period - min %d\n",
2135 long_val, MIN_FSMRETRY);
2137 cx->cfg.cbcp.fsmretry = long_val;
2144 arg->bundle->cfg.choked.timeout = atoi(argp);
2145 if (arg->bundle->cfg.choked.timeout <= 0)
2146 arg->bundle->cfg.choked.timeout = CHOKED_TIMEOUT;
2150 long_val = atol(argp);
2151 arg->bundle->ncp.cfg.sendpipe = long_val;
2155 long_val = atol(argp);
2156 arg->bundle->ncp.cfg.recvpipe = long_val;
2162 *arg->bundle->radius.cfg.file = '\0';
2163 else if (access(argp, R_OK)) {
2164 log_Printf(LogWARN, "%s: %s\n", argp, strerror(errno));
2168 strncpy(arg->bundle->radius.cfg.file, argp,
2169 sizeof arg->bundle->radius.cfg.file - 1);
2170 arg->bundle->radius.cfg.file
2171 [sizeof arg->bundle->radius.cfg.file - 1] = '\0';
2178 if (strcasecmp(argp, "off")) {
2179 long_val = atol(argp);
2182 cx->physical->cfg.cd.delay = long_val;
2183 cx->physical->cfg.cd.necessity = argp[strlen(argp)-1] == '!' ?
2184 CD_REQUIRED : CD_VARIABLE;
2186 cx->physical->cfg.cd.necessity = CD_NOTREQUIRED;
2188 cx->physical->cfg.cd.delay = 0;
2189 cx->physical->cfg.cd.necessity = CD_DEFAULT;
2194 if (arg->argc == arg->argn + 1)
2195 res = physical_SetParity(arg->cx->physical, argp);
2197 log_Printf(LogWARN, "Parity value must be odd, even or none\n");
2203 if (strcasecmp(argp, "on") == 0)
2204 physical_SetRtsCts(arg->cx->physical, 1);
2205 else if (strcasecmp(argp, "off") == 0)
2206 physical_SetRtsCts(arg->cx->physical, 0);
2208 log_Printf(LogWARN, "RTS/CTS value must be on or off\n");
2213 case VAR_URGENTPORTS:
2214 if (arg->argn == arg->argc) {
2215 ncp_SetUrgentTOS(&arg->bundle->ncp);
2216 ncp_ClearUrgentTcpPorts(&arg->bundle->ncp);
2217 ncp_ClearUrgentUdpPorts(&arg->bundle->ncp);
2218 } else if (!strcasecmp(arg->argv[arg->argn], "udp")) {
2219 ncp_SetUrgentTOS(&arg->bundle->ncp);
2220 if (arg->argn == arg->argc - 1)
2221 ncp_ClearUrgentUdpPorts(&arg->bundle->ncp);
2222 else for (f = arg->argn + 1; f < arg->argc; f++)
2223 if (*arg->argv[f] == '+')
2224 ncp_AddUrgentUdpPort(&arg->bundle->ncp, atoi(arg->argv[f] + 1));
2225 else if (*arg->argv[f] == '-')
2226 ncp_RemoveUrgentUdpPort(&arg->bundle->ncp, atoi(arg->argv[f] + 1));
2229 ncp_ClearUrgentUdpPorts(&arg->bundle->ncp);
2230 ncp_AddUrgentUdpPort(&arg->bundle->ncp, atoi(arg->argv[f]));
2232 } else if (arg->argn == arg->argc - 1 &&
2233 !strcasecmp(arg->argv[arg->argn], "none")) {
2234 ncp_ClearUrgentTcpPorts(&arg->bundle->ncp);
2235 ncp_ClearUrgentUdpPorts(&arg->bundle->ncp);
2236 ncp_ClearUrgentTOS(&arg->bundle->ncp);
2238 ncp_SetUrgentTOS(&arg->bundle->ncp);
2240 if (!strcasecmp(arg->argv[first], "tcp") && ++first == arg->argc)
2241 ncp_ClearUrgentTcpPorts(&arg->bundle->ncp);
2243 for (f = first; f < arg->argc; f++)
2244 if (*arg->argv[f] == '+')
2245 ncp_AddUrgentTcpPort(&arg->bundle->ncp, atoi(arg->argv[f] + 1));
2246 else if (*arg->argv[f] == '-')
2247 ncp_RemoveUrgentTcpPort(&arg->bundle->ncp, atoi(arg->argv[f] + 1));
2250 ncp_ClearUrgentTcpPorts(&arg->bundle->ncp);
2251 ncp_AddUrgentTcpPort(&arg->bundle->ncp, atoi(arg->argv[f]));
2260 static struct cmdtab const SetCommands[] = {
2261 {"accmap", NULL, SetVariable, LOCAL_AUTH | LOCAL_CX,
2262 "accmap value", "set accmap hex-value", (const void *)VAR_ACCMAP},
2263 {"authkey", "key", SetVariable, LOCAL_AUTH,
2264 "authentication key", "set authkey|key key", (const void *)VAR_AUTHKEY},
2265 {"authname", NULL, SetVariable, LOCAL_AUTH,
2266 "authentication name", "set authname name", (const void *)VAR_AUTHNAME},
2267 {"autoload", NULL, SetVariable, LOCAL_AUTH,
2268 "auto link [de]activation", "set autoload maxtime maxload mintime minload",
2269 (const void *)VAR_AUTOLOAD},
2270 {"bandwidth", NULL, mp_SetDatalinkBandwidth, LOCAL_AUTH | LOCAL_CX,
2271 "datalink bandwidth", "set bandwidth value"},
2272 {"callback", NULL, SetVariable, LOCAL_AUTH | LOCAL_CX,
2273 "callback control", "set callback [none|auth|cbcp|"
2274 "E.164 *|number[,number]...]...", (const void *)VAR_CALLBACK},
2275 {"cbcp", NULL, SetVariable, LOCAL_AUTH | LOCAL_CX,
2276 "CBCP control", "set cbcp [*|phone[,phone...] [delay [timeout]]]",
2277 (const void *)VAR_CBCP},
2278 {"ccpretry", "ccpretries", SetVariable, LOCAL_AUTH | LOCAL_CX_OPT,
2279 "CCP retries", "set ccpretry value [attempts]", (const void *)VAR_CCPRETRY},
2280 {"cd", NULL, SetVariable, LOCAL_AUTH | LOCAL_CX, "Carrier delay requirement",
2281 "set cd value[!]", (const void *)VAR_CD},
2282 {"chapretry", "chapretries", SetVariable, LOCAL_AUTH | LOCAL_CX,
2283 "CHAP retries", "set chapretry value [attempts]",
2284 (const void *)VAR_CHAPRETRY},
2285 {"choked", NULL, SetVariable, LOCAL_AUTH,
2286 "choked timeout", "set choked [secs]", (const void *)VAR_CHOKED},
2287 {"ctsrts", "crtscts", SetVariable, LOCAL_AUTH | LOCAL_CX,
2288 "Use hardware flow control", "set ctsrts [on|off]",
2289 (const char *)VAR_CRTSCTS},
2290 {"deflate", NULL, SetVariable, LOCAL_AUTH | LOCAL_CX_OPT,
2291 "deflate window sizes", "set deflate out-winsize in-winsize",
2292 (const void *) VAR_WINSIZE},
2294 {"mppe", NULL, SetVariable, LOCAL_AUTH | LOCAL_CX_OPT,
2295 "MPPE key size and state", "set mppe [40|56|128|* [stateful|stateless|*]]",
2296 (const void *) VAR_MPPE},
2298 {"device", "line", SetVariable, LOCAL_AUTH | LOCAL_CX,
2299 "physical device name", "set device|line device-name[,device-name]",
2300 (const void *) VAR_DEVICE},
2301 {"dial", NULL, SetVariable, LOCAL_AUTH | LOCAL_CX,
2302 "dialing script", "set dial chat-script", (const void *) VAR_DIAL},
2303 {"dns", NULL, SetVariable, LOCAL_AUTH, "Domain Name Server",
2304 "set dns pri-addr [sec-addr]", (const void *)VAR_DNS},
2305 {"enddisc", NULL, mp_SetEnddisc, LOCAL_AUTH,
2306 "Endpoint Discriminator", "set enddisc [IP|magic|label|psn value]"},
2307 {"escape", NULL, SetEscape, LOCAL_AUTH | LOCAL_CX,
2308 "escape characters", "set escape hex-digit ..."},
2309 {"filter", NULL, filter_Set, LOCAL_AUTH,
2310 "packet filters", "set filter alive|dial|in|out rule-no permit|deny "
2311 "[src_addr[/width]] [dst_addr[/width]] [proto "
2312 "[src [lt|eq|gt port]] [dst [lt|eq|gt port]] [estab] [syn] [finrst]]"},
2313 {"hangup", NULL, SetVariable, LOCAL_AUTH | LOCAL_CX,
2314 "hangup script", "set hangup chat-script", (const void *) VAR_HANGUP},
2315 {"ifaddr", NULL, SetInterfaceAddr, LOCAL_AUTH, "destination address",
2316 "set ifaddr [src-addr [dst-addr [netmask [trg-addr]]]]"},
2317 {"ifqueue", NULL, SetVariable, LOCAL_AUTH, "interface queue",
2318 "set ifqueue packets", (const void *)VAR_IFQUEUE},
2319 {"ipcpretry", "ipcpretries", SetVariable, LOCAL_AUTH, "IPCP retries",
2320 "set ipcpretry value [attempts]", (const void *)VAR_IPCPRETRY},
2321 {"ipv6cpretry", "ipv6cpretries", SetVariable, LOCAL_AUTH, "IPV6CP retries",
2322 "set ipv6cpretry value [attempts]", (const void *)VAR_IPV6CPRETRY},
2323 {"lcpretry", "lcpretries", SetVariable, LOCAL_AUTH | LOCAL_CX, "LCP retries",
2324 "set lcpretry value [attempts]", (const void *)VAR_LCPRETRY},
2325 {"log", NULL, log_SetLevel, LOCAL_AUTH, "log level",
2326 "set log [local] [+|-]all|async|cbcp|ccp|chat|command|connect|debug|dns|hdlc|"
2327 "id0|ipcp|lcp|lqm|phase|physical|sync|tcp/ip|timer|tun..."},
2328 {"login", NULL, SetVariable, LOCAL_AUTH | LOCAL_CX,
2329 "login script", "set login chat-script", (const void *) VAR_LOGIN},
2330 {"logout", NULL, SetVariable, LOCAL_AUTH | LOCAL_CX,
2331 "logout script", "set logout chat-script", (const void *) VAR_LOGOUT},
2332 {"lqrperiod", NULL, SetVariable, LOCAL_AUTH | LOCAL_CX_OPT,
2333 "LQR period", "set lqrperiod value", (const void *)VAR_LQRPERIOD},
2334 {"mode", NULL, SetVariable, LOCAL_AUTH | LOCAL_CX, "mode value",
2335 "set mode interactive|auto|ddial|background", (const void *)VAR_MODE},
2336 {"mrru", NULL, SetVariable, LOCAL_AUTH, "MRRU value",
2337 "set mrru value", (const void *)VAR_MRRU},
2338 {"mru", NULL, SetVariable, LOCAL_AUTH | LOCAL_CX,
2339 "MRU value", "set mru [max[imum]] [value]", (const void *)VAR_MRU},
2340 {"mtu", NULL, SetVariable, LOCAL_AUTH | LOCAL_CX,
2341 "interface MTU value", "set mtu [max[imum]] [value]", (const void *)VAR_MTU},
2342 {"nbns", NULL, SetVariable, LOCAL_AUTH, "NetBIOS Name Server",
2343 "set nbns pri-addr [sec-addr]", (const void *)VAR_NBNS},
2344 {"openmode", NULL, SetVariable, LOCAL_AUTH | LOCAL_CX, "open mode",
2345 "set openmode active|passive [secs]", (const void *)VAR_OPENMODE},
2346 {"papretry", "papretries", SetVariable, LOCAL_AUTH | LOCAL_CX, "PAP retries",
2347 "set papretry value [attempts]", (const void *)VAR_PAPRETRY},
2348 {"parity", NULL, SetVariable, LOCAL_AUTH | LOCAL_CX, "serial parity",
2349 "set parity [odd|even|none]", (const void *)VAR_PARITY},
2350 {"phone", NULL, SetVariable, LOCAL_AUTH | LOCAL_CX, "telephone number(s)",
2351 "set phone phone1[:phone2[...]]", (const void *)VAR_PHONE},
2352 {"proctitle", "title", SetProcTitle, LOCAL_AUTH,
2353 "Process title", "set proctitle [value]"},
2355 {"radius", NULL, SetVariable, LOCAL_AUTH,
2356 "RADIUS Config", "set radius cfgfile", (const void *)VAR_RADIUS},
2358 {"reconnect", NULL, datalink_SetReconnect, LOCAL_AUTH | LOCAL_CX,
2359 "Reconnect timeout", "set reconnect value ntries"},
2360 {"recvpipe", NULL, SetVariable, LOCAL_AUTH,
2361 "RECVPIPE value", "set recvpipe value", (const void *)VAR_RECVPIPE},
2362 {"redial", NULL, datalink_SetRedial, LOCAL_AUTH | LOCAL_CX,
2363 "Redial timeout", "set redial secs[+inc[-incmax]][.next] [attempts]"},
2364 {"sendpipe", NULL, SetVariable, LOCAL_AUTH,
2365 "SENDPIPE value", "set sendpipe value", (const void *)VAR_SENDPIPE},
2366 {"server", "socket", SetServer, LOCAL_AUTH, "diagnostic port",
2367 "set server|socket TcpPort|LocalName|none|open|closed [password [mask]]"},
2368 {"speed", NULL, SetModemSpeed, LOCAL_AUTH | LOCAL_CX,
2369 "physical speed", "set speed value|sync"},
2370 {"stopped", NULL, SetStoppedTimeout, LOCAL_AUTH | LOCAL_CX,
2371 "STOPPED timeouts", "set stopped [LCPseconds [CCPseconds]]"},
2372 {"timeout", NULL, SetVariable, LOCAL_AUTH, "Idle timeout",
2373 "set timeout idletime", (const void *)VAR_IDLETIMEOUT},
2374 {"urgent", NULL, SetVariable, LOCAL_AUTH, "urgent ports",
2375 "set urgent [tcp|udp] [+|-]port...", (const void *)VAR_URGENTPORTS},
2376 {"vj", NULL, ipcp_vjset, LOCAL_AUTH,
2377 "vj values", "set vj slots|slotcomp [value]"},
2378 {"help", "?", HelpCommand, LOCAL_AUTH | LOCAL_NO_AUTH,
2379 "Display this message", "set help|? [command]", SetCommands},
2384 SetCommand(struct cmdargs const *arg)
2386 if (arg->argc > arg->argn)
2387 FindExec(arg->bundle, SetCommands, arg->argc, arg->argn, arg->argv,
2388 arg->prompt, arg->cx);
2389 else if (arg->prompt)
2390 prompt_Printf(arg->prompt, "Use `set ?' to get a list or `set ? <var>' for"
2393 log_Printf(LogWARN, "set command must have arguments\n");
2399 AddCommand(struct cmdargs const *arg)
2402 struct ncprange dest;
2403 struct in_addr host;
2405 struct in6_addr host6;
2407 int dest_default, gw_arg, addrs;
2409 if (arg->argc != arg->argn+3 && arg->argc != arg->argn+2)
2414 if (arg->argc == arg->argn + 2) {
2415 if (!strcasecmp(arg->argv[arg->argn], "default"))
2418 if (!ncprange_aton(&dest, &arg->bundle->ncp, arg->argv[arg->argn]))
2420 if (!strncasecmp(arg->argv[arg->argn], "MYADDR", 6))
2421 addrs = ROUTE_DSTMYADDR;
2422 else if (!strncasecmp(arg->argv[arg->argn], "MYADDR6", 7))
2423 addrs = ROUTE_DSTMYADDR6;
2424 else if (!strncasecmp(arg->argv[arg->argn], "HISADDR", 7))
2425 addrs = ROUTE_DSTHISADDR;
2426 else if (!strncasecmp(arg->argv[arg->argn], "HISADDR6", 8))
2427 addrs = ROUTE_DSTHISADDR6;
2428 else if (!strncasecmp(arg->argv[arg->argn], "DNS0", 4))
2429 addrs = ROUTE_DSTDNS0;
2430 else if (!strncasecmp(arg->argv[arg->argn], "DNS1", 4))
2431 addrs = ROUTE_DSTDNS1;
2435 if (strcasecmp(arg->argv[arg->argn], "MYADDR") == 0) {
2436 addrs = ROUTE_DSTMYADDR;
2437 host = arg->bundle->ncp.ipcp.my_ip;
2438 } else if (strcasecmp(arg->argv[arg->argn], "HISADDR") == 0) {
2439 addrs = ROUTE_DSTHISADDR;
2440 host = arg->bundle->ncp.ipcp.peer_ip;
2441 } else if (strcasecmp(arg->argv[arg->argn], "DNS0") == 0) {
2442 addrs = ROUTE_DSTDNS0;
2443 host = arg->bundle->ncp.ipcp.ns.dns[0];
2444 } else if (strcasecmp(arg->argv[arg->argn], "DNS1") == 0) {
2445 addrs = ROUTE_DSTDNS1;
2446 host = arg->bundle->ncp.ipcp.ns.dns[1];
2448 host = GetIpAddr(arg->argv[arg->argn]);
2449 if (host.s_addr == INADDR_NONE) {
2450 log_Printf(LogWARN, "%s: Invalid destination address\n",
2451 arg->argv[arg->argn]);
2455 ncprange_setip4(&dest, host, GetIpAddr(arg->argv[arg->argn + 1]));
2459 if (strcasecmp(arg->argv[arg->argn + gw_arg], "HISADDR") == 0) {
2460 ncpaddr_setip4(&gw, arg->bundle->ncp.ipcp.peer_ip);
2461 addrs |= ROUTE_GWHISADDR;
2463 } else if (strcasecmp(arg->argv[arg->argn + gw_arg], "HISADDR6") == 0) {
2464 if (!ncpaddr_getip6(&arg->bundle->ncp.ipv6cp.hisaddr, &host6))
2465 memset(&host6, '\0', sizeof host6);
2466 ncpaddr_setip6(&gw, &host6);
2467 addrs |= ROUTE_GWHISADDR6;
2470 if (!ncpaddr_aton(&gw, &arg->bundle->ncp, arg->argv[arg->argn + gw_arg])) {
2471 log_Printf(LogWARN, "%s: Invalid gateway address\n",
2472 arg->argv[arg->argn + gw_arg]);
2478 ncprange_setdefault(&dest, ncpaddr_family(&gw));
2480 if (rt_Set(arg->bundle, RTM_ADD, &dest, &gw, arg->cmd->args ? 1 : 0,
2481 ((addrs & ROUTE_GWHISADDR) || (addrs & ROUTE_GWHISADDR6)) ? 1 : 0)
2482 && addrs != ROUTE_STATIC)
2483 route_Add(&arg->bundle->ncp.route, addrs, &dest, &gw);
2489 DeleteCommand(struct cmdargs const *arg)
2491 struct ncprange dest;
2494 if (arg->argc == arg->argn+1) {
2495 if(strcasecmp(arg->argv[arg->argn], "all") == 0) {
2496 route_IfDelete(arg->bundle, 0);
2497 route_DeleteAll(&arg->bundle->ncp.route);
2500 if (strcasecmp(arg->argv[arg->argn], "MYADDR") == 0) {
2501 ncprange_setip4host(&dest, arg->bundle->ncp.ipcp.my_ip);
2502 addrs = ROUTE_DSTMYADDR;
2504 } else if (strcasecmp(arg->argv[arg->argn], "MYADDR6") == 0) {
2505 ncprange_sethost(&dest, &arg->bundle->ncp.ipv6cp.myaddr);
2506 addrs = ROUTE_DSTMYADDR6;
2508 } else if (strcasecmp(arg->argv[arg->argn], "HISADDR") == 0) {
2509 ncprange_setip4host(&dest, arg->bundle->ncp.ipcp.peer_ip);
2510 addrs = ROUTE_DSTHISADDR;
2512 } else if (strcasecmp(arg->argv[arg->argn], "HISADDR6") == 0) {
2513 ncprange_sethost(&dest, &arg->bundle->ncp.ipv6cp.hisaddr);
2514 addrs = ROUTE_DSTHISADDR6;
2516 } else if (strcasecmp(arg->argv[arg->argn], "DNS0") == 0) {
2517 ncprange_setip4host(&dest, arg->bundle->ncp.ipcp.ns.dns[0]);
2518 addrs = ROUTE_DSTDNS0;
2519 } else if (strcasecmp(arg->argv[arg->argn], "DNS1") == 0) {
2520 ncprange_setip4host(&dest, arg->bundle->ncp.ipcp.ns.dns[1]);
2521 addrs = ROUTE_DSTDNS1;
2523 ncprange_aton(&dest, &arg->bundle->ncp, arg->argv[arg->argn]);
2524 addrs = ROUTE_STATIC;
2526 rt_Set(arg->bundle, RTM_DELETE, &dest, NULL, arg->cmd->args ? 1 : 0, 0);
2527 route_Delete(&arg->bundle->ncp.route, addrs, &dest);
2537 NatEnable(struct cmdargs const *arg)
2539 if (arg->argc == arg->argn+1) {
2540 if (strcasecmp(arg->argv[arg->argn], "yes") == 0) {
2541 if (!arg->bundle->NatEnabled) {
2542 if (arg->bundle->ncp.ipcp.fsm.state == ST_OPENED)
2543 PacketAliasSetAddress(arg->bundle->ncp.ipcp.my_ip);
2544 arg->bundle->NatEnabled = 1;
2547 } else if (strcasecmp(arg->argv[arg->argn], "no") == 0) {
2548 arg->bundle->NatEnabled = 0;
2549 arg->bundle->cfg.opt &= ~OPT_IFACEALIAS;
2550 /* Don't iface_Clear() - there may be manually configured addresses */
2560 NatOption(struct cmdargs const *arg)
2562 long param = (long)arg->cmd->args;
2564 if (arg->argc == arg->argn+1) {
2565 if (strcasecmp(arg->argv[arg->argn], "yes") == 0) {
2566 if (arg->bundle->NatEnabled) {
2567 PacketAliasSetMode(param, param);
2570 log_Printf(LogWARN, "nat not enabled\n");
2571 } else if (strcmp(arg->argv[arg->argn], "no") == 0) {
2572 if (arg->bundle->NatEnabled) {
2573 PacketAliasSetMode(0, param);
2576 log_Printf(LogWARN, "nat not enabled\n");
2581 #endif /* #ifndef NONAT */
2584 LinkCommand(struct cmdargs const *arg)
2586 if (arg->argc > arg->argn+1) {
2587 char namelist[LINE_LEN];
2588 struct datalink *cx;
2592 if (!strcmp(arg->argv[arg->argn], "*")) {
2593 struct datalink *dl;
2595 cx = arg->bundle->links;
2597 /* Watch it, the command could be a ``remove'' */
2599 FindExec(arg->bundle, Commands, arg->argc, arg->argn+1, arg->argv,
2601 for (cx = arg->bundle->links; cx; cx = cx->next)
2603 break; /* Pointer's still valid ! */
2606 strncpy(namelist, arg->argv[arg->argn], sizeof namelist - 1);
2607 namelist[sizeof namelist - 1] = '\0';
2608 for(name = strtok(namelist, ", "); name; name = strtok(NULL,", "))
2609 if (!bundle2datalink(arg->bundle, name)) {
2610 log_Printf(LogWARN, "link: %s: Invalid link name\n", name);
2614 strncpy(namelist, arg->argv[arg->argn], sizeof namelist - 1);
2615 namelist[sizeof namelist - 1] = '\0';
2616 for(name = strtok(namelist, ", "); name; name = strtok(NULL,", ")) {
2617 cx = bundle2datalink(arg->bundle, name);
2619 FindExec(arg->bundle, Commands, arg->argc, arg->argn+1, arg->argv,
2622 log_Printf(LogWARN, "link: %s: Invalidated link name !\n", name);
2630 log_Printf(LogWARN, "usage: %s\n", arg->cmd->syntax);
2635 command_ChooseLink(struct cmdargs const *arg)
2638 return &arg->cx->physical->link;
2639 else if (!arg->bundle->ncp.mp.cfg.mrru) {
2640 struct datalink *dl = bundle2datalink(arg->bundle, NULL);
2642 return &dl->physical->link;
2644 return &arg->bundle->ncp.mp.link;
2648 ident_cmd(const char *cmd, unsigned *keep, unsigned *add)
2657 *add = NEG_ACCEPTED;
2671 *keep = NEG_HISMASK;
2681 *keep = NEG_HISMASK;
2692 OptSet(struct cmdargs const *arg)
2694 int bit = (int)(long)arg->cmd->args;
2695 unsigned keep; /* Keep these bits */
2696 unsigned add; /* Add these bits */
2698 if (ident_cmd(arg->argv[arg->argn - 2], &keep, &add) == NULL)
2702 if (add == NEG_ENABLED && bit == OPT_IPV6CP && !probe.ipv6_available) {
2703 log_Printf(LogWARN, "IPv6 is not available on this machine\n");
2709 arg->bundle->cfg.opt |= bit;
2711 arg->bundle->cfg.opt &= ~bit;
2717 IfaceAliasOptSet(struct cmdargs const *arg)
2719 unsigned save = arg->bundle->cfg.opt;
2720 int result = OptSet(arg);
2723 if (Enabled(arg->bundle, OPT_IFACEALIAS) && !arg->bundle->NatEnabled) {
2724 arg->bundle->cfg.opt = save;
2725 log_Printf(LogWARN, "Cannot enable iface-alias without NAT\n");
2733 NegotiateSet(struct cmdargs const *arg)
2735 long param = (long)arg->cmd->args;
2736 struct link *l = command_ChooseLink(arg); /* LOCAL_CX_OPT uses this */
2737 struct datalink *cx = arg->cx; /* LOCAL_CX uses this */
2739 unsigned keep; /* Keep these bits */
2740 unsigned add; /* Add these bits */
2742 if ((cmd = ident_cmd(arg->argv[arg->argn-2], &keep, &add)) == NULL)
2745 if ((arg->cmd->lauth & LOCAL_CX) && !cx) {
2746 log_Printf(LogWARN, "%s %s: No context (use the `link' command)\n",
2747 cmd, arg->cmd->name);
2749 } else if (cx && !(arg->cmd->lauth & (LOCAL_CX|LOCAL_CX_OPT))) {
2750 log_Printf(LogWARN, "%s %s: Redundant context (%s) ignored\n",
2751 cmd, arg->cmd->name, cx->name);
2757 cx->physical->link.lcp.cfg.acfcomp &= keep;
2758 cx->physical->link.lcp.cfg.acfcomp |= add;
2761 cx->physical->link.lcp.cfg.chap05 &= keep;
2762 cx->physical->link.lcp.cfg.chap05 |= add;
2766 cx->physical->link.lcp.cfg.chap80nt &= keep;
2767 cx->physical->link.lcp.cfg.chap80nt |= add;
2770 cx->physical->link.lcp.cfg.chap80lm &= keep;
2771 cx->physical->link.lcp.cfg.chap80lm |= add;
2774 cx->physical->link.lcp.cfg.chap81 &= keep;
2775 cx->physical->link.lcp.cfg.chap81 |= add;
2778 l->ccp.cfg.neg[CCP_NEG_MPPE] &= keep;
2779 l->ccp.cfg.neg[CCP_NEG_MPPE] |= add;
2783 l->ccp.cfg.neg[CCP_NEG_DEFLATE] &= keep;
2784 l->ccp.cfg.neg[CCP_NEG_DEFLATE] |= add;
2787 arg->bundle->ncp.ipcp.cfg.ns.dns_neg &= keep;
2788 arg->bundle->ncp.ipcp.cfg.ns.dns_neg |= add;
2791 arg->bundle->ncp.mp.cfg.negenddisc &= keep;
2792 arg->bundle->ncp.mp.cfg.negenddisc |= add;
2795 cx->physical->link.lcp.cfg.lqr &= keep;
2796 cx->physical->link.lcp.cfg.lqr |= add;
2799 cx->physical->link.lcp.cfg.pap &= keep;
2800 cx->physical->link.lcp.cfg.pap |= add;
2802 case NEG_PPPDDEFLATE:
2803 l->ccp.cfg.neg[CCP_NEG_DEFLATE24] &= keep;
2804 l->ccp.cfg.neg[CCP_NEG_DEFLATE24] |= add;
2807 l->ccp.cfg.neg[CCP_NEG_PRED1] &= keep;
2808 l->ccp.cfg.neg[CCP_NEG_PRED1] |= add;
2811 cx->physical->link.lcp.cfg.protocomp &= keep;
2812 cx->physical->link.lcp.cfg.protocomp |= add;
2815 switch (bundle_Phase(arg->bundle)) {
2818 case PHASE_ESTABLISH:
2819 /* Make sure none of our links are DATALINK_LCP or greater */
2820 if (bundle_HighestState(arg->bundle) >= DATALINK_LCP) {
2821 log_Printf(LogWARN, "shortseq: Only changeable before"
2822 " LCP negotiations\n");
2827 log_Printf(LogWARN, "shortseq: Only changeable at phase"
2828 " DEAD/ESTABLISH\n");
2831 arg->bundle->ncp.mp.cfg.shortseq &= keep;
2832 arg->bundle->ncp.mp.cfg.shortseq |= add;
2835 arg->bundle->ncp.ipcp.cfg.vj.neg &= keep;
2836 arg->bundle->ncp.ipcp.cfg.vj.neg |= add;
2843 static struct cmdtab const NegotiateCommands[] = {
2844 {"filter-decapsulation", NULL, OptSet, LOCAL_AUTH,
2845 "filter on PPPoUDP payloads", "disable|enable",
2846 (const void *)OPT_FILTERDECAP},
2847 {"idcheck", NULL, OptSet, LOCAL_AUTH, "Check FSM reply ids",
2848 "disable|enable", (const void *)OPT_IDCHECK},
2849 {"iface-alias", NULL, IfaceAliasOptSet, LOCAL_AUTH,
2850 "retain interface addresses", "disable|enable",
2851 (const void *)OPT_IFACEALIAS},
2853 {"ipcp", NULL, OptSet, LOCAL_AUTH, "IP Network Control Protocol",
2854 "disable|enable", (const void *)OPT_IPCP},
2855 {"ipv6cp", NULL, OptSet, LOCAL_AUTH, "IPv6 Network Control Protocol",
2856 "disable|enable", (const void *)OPT_IPV6CP},
2858 {"keep-session", NULL, OptSet, LOCAL_AUTH, "Retain device session leader",
2859 "disable|enable", (const void *)OPT_KEEPSESSION},
2860 {"loopback", NULL, OptSet, LOCAL_AUTH, "Loop packets for local iface",
2861 "disable|enable", (const void *)OPT_LOOPBACK},
2862 {"passwdauth", NULL, OptSet, LOCAL_AUTH, "Use passwd file",
2863 "disable|enable", (const void *)OPT_PASSWDAUTH},
2864 {"proxy", NULL, OptSet, LOCAL_AUTH, "Create a proxy ARP entry",
2865 "disable|enable", (const void *)OPT_PROXY},
2866 {"proxyall", NULL, OptSet, LOCAL_AUTH, "Proxy ARP for all remote hosts",
2867 "disable|enable", (const void *)OPT_PROXYALL},
2868 {"sroutes", NULL, OptSet, LOCAL_AUTH, "Use sticky routes",
2869 "disable|enable", (const void *)OPT_SROUTES},
2870 {"tcpmssfixup", "mssfixup", OptSet, LOCAL_AUTH, "Modify MSS options",
2871 "disable|enable", (const void *)OPT_TCPMSSFIXUP},
2872 {"throughput", NULL, OptSet, LOCAL_AUTH, "Rolling throughput",
2873 "disable|enable", (const void *)OPT_THROUGHPUT},
2874 {"utmp", NULL, OptSet, LOCAL_AUTH, "Log connections in utmp",
2875 "disable|enable", (const void *)OPT_UTMP},
2878 #define OPT_MAX 13 /* accept/deny allowed below and not above */
2883 {"acfcomp", NULL, NegotiateSet, LOCAL_AUTH | LOCAL_CX,
2884 "Address & Control field compression", "accept|deny|disable|enable",
2885 (const void *)NEG_ACFCOMP},
2886 {"chap", "chap05", NegotiateSet, LOCAL_AUTH | LOCAL_CX,
2887 "Challenge Handshake Authentication Protocol", "accept|deny|disable|enable",
2888 (const void *)NEG_CHAP05},
2890 {"mschap", "chap80nt", NegotiateSet, LOCAL_AUTH | LOCAL_CX,
2891 "Microsoft (NT) CHAP", "accept|deny|disable|enable",
2892 (const void *)NEG_CHAP80},
2893 {"LANMan", "chap80lm", NegotiateSet, LOCAL_AUTH | LOCAL_CX,
2894 "Microsoft (NT) CHAP", "accept|deny|disable|enable",
2895 (const void *)NEG_CHAP80LM},
2896 {"mschapv2", "chap81", NegotiateSet, LOCAL_AUTH | LOCAL_CX,
2897 "Microsoft CHAP v2", "accept|deny|disable|enable",
2898 (const void *)NEG_CHAP81},
2899 {"mppe", NULL, NegotiateSet, LOCAL_AUTH | LOCAL_CX_OPT,
2900 "MPPE encryption", "accept|deny|disable|enable",
2901 (const void *)NEG_MPPE},
2903 {"deflate", NULL, NegotiateSet, LOCAL_AUTH | LOCAL_CX_OPT,
2904 "Deflate compression", "accept|deny|disable|enable",
2905 (const void *)NEG_DEFLATE},
2906 {"deflate24", NULL, NegotiateSet, LOCAL_AUTH | LOCAL_CX_OPT,
2907 "Deflate (type 24) compression", "accept|deny|disable|enable",
2908 (const void *)NEG_PPPDDEFLATE},
2909 {"dns", NULL, NegotiateSet, LOCAL_AUTH,
2910 "DNS specification", "accept|deny|disable|enable", (const void *)NEG_DNS},
2911 {"enddisc", NULL, NegotiateSet, LOCAL_AUTH, "ENDDISC negotiation",
2912 "accept|deny|disable|enable", (const void *)NEG_ENDDISC},
2913 {"lqr", NULL, NegotiateSet, LOCAL_AUTH | LOCAL_CX,
2914 "Link Quality Reports", "accept|deny|disable|enable",
2915 (const void *)NEG_LQR},
2916 {"pap", NULL, NegotiateSet, LOCAL_AUTH | LOCAL_CX,
2917 "Password Authentication protocol", "accept|deny|disable|enable",
2918 (const void *)NEG_PAP},
2919 {"pred1", "predictor1", NegotiateSet, LOCAL_AUTH | LOCAL_CX_OPT,
2920 "Predictor 1 compression", "accept|deny|disable|enable",
2921 (const void *)NEG_PRED1},
2922 {"protocomp", NULL, NegotiateSet, LOCAL_AUTH | LOCAL_CX,
2923 "Protocol field compression", "accept|deny|disable|enable",
2924 (const void *)NEG_PROTOCOMP},
2925 {"shortseq", NULL, NegotiateSet, LOCAL_AUTH,
2926 "MP Short Sequence Numbers", "accept|deny|disable|enable",
2927 (const void *)NEG_SHORTSEQ},
2928 {"vjcomp", NULL, NegotiateSet, LOCAL_AUTH,
2929 "Van Jacobson header compression", "accept|deny|disable|enable",
2930 (const void *)NEG_VJCOMP},
2931 {"help", "?", HelpCommand, LOCAL_AUTH | LOCAL_NO_AUTH,
2932 "Display this message", "accept|deny|disable|enable help|? [value]",
2938 NegotiateCommand(struct cmdargs const *arg)
2940 if (arg->argc > arg->argn) {
2941 char const *argv[3];
2945 if ((argv[0] = ident_cmd(arg->argv[arg->argn-1], &keep, &add)) == NULL)
2949 for (n = arg->argn; n < arg->argc; n++) {
2950 argv[1] = arg->argv[n];
2951 FindExec(arg->bundle, NegotiateCommands + (keep == NEG_HISMASK ?
2952 0 : OPT_MAX), 2, 1, argv, arg->prompt, arg->cx);
2954 } else if (arg->prompt)
2955 prompt_Printf(arg->prompt, "Use `%s ?' to get a list.\n",
2956 arg->argv[arg->argn-1]);
2958 log_Printf(LogWARN, "%s command must have arguments\n",
2959 arg->argv[arg->argn] );
2965 command_ShowNegval(unsigned val)
2968 case 1: return "disabled & accepted";
2969 case 2: return "enabled & denied";
2970 case 3: return "enabled & accepted";
2972 return "disabled & denied";
2976 ClearCommand(struct cmdargs const *arg)
2978 struct pppThroughput *t;
2979 struct datalink *cx;
2982 if (arg->argc < arg->argn + 1)
2985 if (strcasecmp(arg->argv[arg->argn], "physical") == 0) {
2988 cx = bundle2datalink(arg->bundle, NULL);
2990 log_Printf(LogWARN, "A link must be specified for ``clear physical''\n");
2993 t = &cx->physical->link.stats.total;
2994 } else if (strcasecmp(arg->argv[arg->argn], "ipcp") == 0)
2995 t = &arg->bundle->ncp.ipcp.throughput;
2997 else if (strcasecmp(arg->argv[arg->argn], "ipv6cp") == 0)
2998 t = &arg->bundle->ncp.ipv6cp.throughput;
3003 if (arg->argc > arg->argn + 1) {
3005 for (i = arg->argn + 1; i < arg->argc; i++)
3006 if (strcasecmp(arg->argv[i], "overall") == 0)
3007 clear_type |= THROUGHPUT_OVERALL;
3008 else if (strcasecmp(arg->argv[i], "current") == 0)
3009 clear_type |= THROUGHPUT_CURRENT;
3010 else if (strcasecmp(arg->argv[i], "peak") == 0)
3011 clear_type |= THROUGHPUT_PEAK;
3015 clear_type = THROUGHPUT_ALL;
3017 throughput_clear(t, clear_type, arg->prompt);
3022 RunListCommand(struct cmdargs const *arg)
3024 const char *cmd = arg->argc ? arg->argv[arg->argc - 1] : "???";
3027 if (arg->cmd->args == NatCommands &&
3028 tolower(*arg->argv[arg->argn - 1]) == 'a') {
3030 prompt_Printf(arg->prompt, "The alias command is deprecated\n");
3032 log_Printf(LogWARN, "The alias command is deprecated\n");
3036 if (arg->argc > arg->argn)
3037 FindExec(arg->bundle, arg->cmd->args, arg->argc, arg->argn, arg->argv,
3038 arg->prompt, arg->cx);
3039 else if (arg->prompt)
3040 prompt_Printf(arg->prompt, "Use `%s help' to get a list or `%s help"
3041 " <option>' for syntax help.\n", cmd, cmd);
3043 log_Printf(LogWARN, "%s command must have arguments\n", cmd);
3049 IfaceAddCommand(struct cmdargs const *arg)
3051 struct ncpaddr peer, addr;
3052 struct ncprange ifa;
3053 struct in_addr mask;
3056 if (arg->argc == arg->argn + 1) {
3057 if (!ncprange_aton(&ifa, NULL, arg->argv[arg->argn]))
3059 ncpaddr_init(&peer);
3061 if (arg->argc == arg->argn + 2) {
3062 if (!ncprange_aton(&ifa, NULL, arg->argv[arg->argn]))
3065 } else if (arg->argc == arg->argn + 3) {
3066 if (!ncpaddr_aton(&addr, NULL, arg->argv[arg->argn]))
3068 if (ncpaddr_family(&addr) != AF_INET)
3070 ncprange_sethost(&ifa, &addr);
3071 if (!ncpaddr_aton(&addr, NULL, arg->argv[arg->argn + 1]))
3073 if (!ncpaddr_getip4(&addr, &mask))
3075 if (!ncprange_setip4mask(&ifa, mask))
3081 if (!ncpaddr_aton(&peer, NULL, arg->argv[arg->argn + n]))
3084 if (ncprange_family(&ifa) != ncpaddr_family(&peer)) {
3085 log_Printf(LogWARN, "IfaceAddCommand: src and dst address families"
3091 how = IFACE_ADD_LAST;
3093 how |= IFACE_FORCE_ADD;
3095 return !iface_Add(arg->bundle->iface, &arg->bundle->ncp, &ifa, &peer, how);
3099 IfaceDeleteCommand(struct cmdargs const *arg)
3102 struct in_addr ifa4;
3105 if (arg->argc != arg->argn + 1)
3108 if (!ncpaddr_aton(&ifa, NULL, arg->argv[arg->argn]))
3111 if (arg->bundle->ncp.ipcp.fsm.state == ST_OPENED &&
3112 ncpaddr_getip4(&ifa, &ifa4) &&
3113 arg->bundle->ncp.ipcp.my_ip.s_addr == ifa4.s_addr) {
3114 log_Printf(LogWARN, "%s: Cannot remove active interface address\n",
3115 ncpaddr_ntoa(&ifa));
3119 ok = iface_Delete(arg->bundle->iface, &arg->bundle->ncp, &ifa);
3123 else if (arg->prompt)
3124 prompt_Printf(arg->prompt, "%s: No such interface address\n",
3125 ncpaddr_ntoa(&ifa));
3127 log_Printf(LogWARN, "%s: No such interface address\n",
3128 ncpaddr_ntoa(&ifa));
3135 IfaceClearCommand(struct cmdargs const *arg)
3140 if (arg->argc == arg->argn + 1) {
3141 if (strcasecmp(arg->argv[arg->argn], "inet") == 0)
3144 else if (strcasecmp(arg->argv[arg->argn], "inet6") == 0)
3149 } else if (arg->argc != arg->argn)
3152 how = arg->bundle->ncp.ipcp.fsm.state == ST_OPENED ||
3153 arg->bundle->phys_type.all & PHYS_AUTO ?
3154 IFACE_CLEAR_ALIASES : IFACE_CLEAR_ALL;
3155 iface_Clear(arg->bundle->iface, &arg->bundle->ncp, family, how);
3161 SetProcTitle(struct cmdargs const *arg)
3163 static char title[LINE_LEN];
3164 char *argv[MAXARGS];
3165 int argc = arg->argc - arg->argn;
3167 if (arg->argc == arg->argn) {
3172 if (argc >= sizeof argv / sizeof argv[0]) {
3173 argc = sizeof argv / sizeof argv[0] - 1;
3174 log_Printf(LogWARN, "Truncating proc title to %d args\n", argc);
3176 command_Expand(argv, argc, arg->argv + arg->argn, arg->bundle, 1, getpid());
3177 Concatinate(title, sizeof title, argc, (const char *const *)argv);
3179 command_Free(argc, argv);