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 $
29 * $DragonFly: src/usr.sbin/ppp/command.c,v 1.4 2008/03/11 10:53:07 hasso Exp $
32 #include <sys/param.h>
33 #include <netinet/in_systm.h>
34 #include <netinet/in.h>
35 #include <netinet/ip.h>
36 #include <arpa/inet.h>
37 #include <sys/socket.h>
38 #include <net/route.h>
70 #include "throughput.h"
71 #include "slcompress.h"
82 #include "descriptor.h"
102 #include "datalink.h"
108 #define VAR_AUTHKEY 0
111 #define VAR_AUTHNAME 3
112 #define VAR_AUTOLOAD 4
113 #define VAR_WINSIZE 5
119 #define VAR_OPENMODE 11
121 #define VAR_HANGUP 13
122 #define VAR_IDLETIMEOUT 14
123 #define VAR_LQRPERIOD 15
124 #define VAR_LCPRETRY 16
125 #define VAR_CHAPRETRY 17
126 #define VAR_PAPRETRY 18
127 #define VAR_CCPRETRY 19
128 #define VAR_IPCPRETRY 20
132 #define VAR_CALLBACK 24
134 #define VAR_CHOKED 26
135 #define VAR_SENDPIPE 27
136 #define VAR_RECVPIPE 28
137 #define VAR_RADIUS 29
139 #define VAR_PARITY 31
140 #define VAR_CRTSCTS 32
141 #define VAR_URGENTPORTS 33
142 #define VAR_LOGOUT 34
143 #define VAR_IFQUEUE 35
145 #define VAR_IPV6CPRETRY 37
147 /* ``accept|deny|disable|enable'' masks */
148 #define NEG_HISMASK (1)
149 #define NEG_MYMASK (2)
151 /* ``accept|deny|disable|enable'' values */
152 #define NEG_ACFCOMP 40
153 #define NEG_CHAP05 41
154 #define NEG_CHAP80 42
155 #define NEG_CHAP80LM 43
156 #define NEG_DEFLATE 44
158 #define NEG_ENDDISC 46
161 #define NEG_PPPDDEFLATE 49
163 #define NEG_PROTOCOMP 51
164 #define NEG_SHORTSEQ 52
165 #define NEG_VJCOMP 53
167 #define NEG_CHAP81 55
169 const char Version[] = "3.1";
171 static int ShowCommand(struct cmdargs const *);
172 static int TerminalCommand(struct cmdargs const *);
173 static int QuitCommand(struct cmdargs const *);
174 static int OpenCommand(struct cmdargs const *);
175 static int CloseCommand(struct cmdargs const *);
176 static int DownCommand(struct cmdargs const *);
177 static int SetCommand(struct cmdargs const *);
178 static int LinkCommand(struct cmdargs const *);
179 static int AddCommand(struct cmdargs const *);
180 static int DeleteCommand(struct cmdargs const *);
181 static int NegotiateCommand(struct cmdargs const *);
182 static int ClearCommand(struct cmdargs const *);
183 static int RunListCommand(struct cmdargs const *);
184 static int IfaceAddCommand(struct cmdargs const *);
185 static int IfaceDeleteCommand(struct cmdargs const *);
186 static int IfaceClearCommand(struct cmdargs const *);
187 static int SetProcTitle(struct cmdargs const *);
189 static int NatEnable(struct cmdargs const *);
190 static int NatOption(struct cmdargs const *);
194 showcx(struct cmdtab const *cmd)
196 if (cmd->lauth & LOCAL_CX)
198 else if (cmd->lauth & LOCAL_CX_OPT)
205 HelpCommand(struct cmdargs const *arg)
207 struct cmdtab const *cmd;
208 int n, cmax, dmax, cols, cxlen;
212 log_Printf(LogWARN, "help: Cannot help without a prompt\n");
216 if (arg->argc > arg->argn) {
217 for (cmd = arg->cmdtab; cmd->name || cmd->alias; cmd++)
218 if ((cmd->lauth & arg->prompt->auth) &&
219 ((cmd->name && !strcasecmp(cmd->name, arg->argv[arg->argn])) ||
220 (cmd->alias && !strcasecmp(cmd->alias, arg->argv[arg->argn])))) {
221 prompt_Printf(arg->prompt, "%s %s\n", cmd->syntax, showcx(cmd));
228 for (cmd = arg->cmdtab; cmd->func; cmd++)
229 if (cmd->name && (cmd->lauth & arg->prompt->auth)) {
230 if ((n = strlen(cmd->name) + strlen(showcx(cmd))) > cmax)
232 if ((n = strlen(cmd->helpmes)) > dmax)
236 cols = 80 / (dmax + cmax + 3);
238 prompt_Printf(arg->prompt, "(o) = Optional context,"
239 " (c) = Context required\n");
240 for (cmd = arg->cmdtab; cmd->func; cmd++)
241 if (cmd->name && (cmd->lauth & arg->prompt->auth)) {
243 cxlen = cmax - strlen(cmd->name);
245 prompt_Printf(arg->prompt, " ");
246 prompt_Printf(arg->prompt, "%s%-*.*s: %-*.*s",
247 cmd->name, cxlen, cxlen, cx, dmax, dmax, cmd->helpmes);
249 prompt_Printf(arg->prompt, "\n");
252 prompt_Printf(arg->prompt, "\n");
258 IdentCommand(struct cmdargs const *arg)
260 Concatinate(arg->cx->physical->link.lcp.cfg.ident,
261 sizeof arg->cx->physical->link.lcp.cfg.ident,
262 arg->argc - arg->argn, arg->argv + arg->argn);
267 SendIdentification(struct cmdargs const *arg)
269 if (arg->cx->state < DATALINK_LCP) {
270 log_Printf(LogWARN, "sendident: link has not reached LCP\n");
273 return lcp_SendIdentification(&arg->cx->physical->link.lcp) ? 0 : 1;
277 CloneCommand(struct cmdargs const *arg)
279 char namelist[LINE_LEN];
283 if (arg->argc == arg->argn)
286 namelist[sizeof namelist - 1] = '\0';
287 for (f = arg->argn; f < arg->argc; f++) {
288 strncpy(namelist, arg->argv[f], sizeof namelist - 1);
289 for(name = strtok(namelist, ", "); name; name = strtok(NULL,", "))
290 bundle_DatalinkClone(arg->bundle, arg->cx, name);
297 RemoveCommand(struct cmdargs const *arg)
299 if (arg->argc != arg->argn)
302 if (arg->cx->state != DATALINK_CLOSED) {
303 log_Printf(LogWARN, "remove: Cannot delete links that aren't closed\n");
307 bundle_DatalinkRemove(arg->bundle, arg->cx);
312 RenameCommand(struct cmdargs const *arg)
314 if (arg->argc != arg->argn + 1)
317 if (bundle_RenameDatalink(arg->bundle, arg->cx, arg->argv[arg->argn]))
320 log_Printf(LogWARN, "%s -> %s: target name already exists\n",
321 arg->cx->name, arg->argv[arg->argn]);
326 LoadCommand(struct cmdargs const *arg)
331 mode = arg->bundle->phys_type.all;
333 if (arg->argn < arg->argc) {
334 for (n = arg->argn; n < arg->argc; n++)
335 if ((err = system_IsValid(arg->argv[n], arg->prompt, mode)) != NULL) {
336 log_Printf(LogWARN, "%s: %s\n", arg->argv[n], err);
340 for (n = arg->argn; n < arg->argc; n++) {
341 bundle_SetLabel(arg->bundle, arg->argv[arg->argc - 1]);
342 system_Select(arg->bundle, arg->argv[n], CONFFILE, arg->prompt, arg->cx);
344 bundle_SetLabel(arg->bundle, arg->argv[arg->argc - 1]);
345 } else if ((err = system_IsValid("default", arg->prompt, mode)) != NULL) {
346 log_Printf(LogWARN, "default: %s\n", err);
349 bundle_SetLabel(arg->bundle, "default");
350 system_Select(arg->bundle, "default", CONFFILE, arg->prompt, arg->cx);
351 bundle_SetLabel(arg->bundle, "default");
358 LogCommand(struct cmdargs const *arg)
362 if (arg->argn < arg->argc) {
364 int argc = arg->argc - arg->argn;
366 if (argc >= sizeof argv / sizeof argv[0]) {
367 argc = sizeof argv / sizeof argv[0] - 1;
368 log_Printf(LogWARN, "Truncating log command to %d args\n", argc);
370 command_Expand(argv, argc, arg->argv + arg->argn, arg->bundle, 1, getpid());
371 Concatinate(buf, sizeof buf, argc, (const char *const *)argv);
372 log_Printf(LogLOG, "%s\n", buf);
373 command_Free(argc, argv);
381 SaveCommand(struct cmdargs const *arg)
383 log_Printf(LogWARN, "save command is not yet implemented.\n");
388 DialCommand(struct cmdargs const *arg)
392 if ((arg->cx && !(arg->cx->physical->type & (PHYS_INTERACTIVE|PHYS_AUTO)))
394 (arg->bundle->phys_type.all & ~(PHYS_INTERACTIVE|PHYS_AUTO)))) {
395 log_Printf(LogWARN, "Manual dial is only available for auto and"
396 " interactive links\n");
400 if (arg->argc > arg->argn && (res = LoadCommand(arg)) != 0)
403 bundle_Open(arg->bundle, arg->cx ? arg->cx->name : NULL, PHYS_ALL, 1);
408 #define isinword(ch) (isalnum(ch) || (ch) == '_')
411 strstrword(char *big, const char *little)
413 /* Get the first occurance of the word ``little'' in ``big'' */
418 len = strlen(little);
420 while ((pos = strstr(pos, little)) != NULL)
421 if ((pos != big && isinword(pos[-1])) || isinword(pos[len]))
423 else if (pos != big && pos[-1] == '\\')
424 memmove(pos - 1, pos, strlen(pos) + 1);
432 subst(char *tgt, const char *oldstr, const char *newstr)
434 /* tgt is a malloc()d area... realloc() as necessary */
436 int ltgt, loldstr, lnewstr, pos;
438 if ((word = strstrword(tgt, oldstr)) == NULL)
441 ltgt = strlen(tgt) + 1;
442 loldstr = strlen(oldstr);
443 lnewstr = strlen(newstr);
446 if (loldstr > lnewstr)
447 bcopy(word + loldstr, word + lnewstr, ltgt - pos - loldstr);
448 if (loldstr != lnewstr) {
449 ntgt = realloc(tgt, ltgt += lnewstr - loldstr);
451 break; /* Oh wonderful ! */
455 if (lnewstr > loldstr)
456 bcopy(word + loldstr, word + lnewstr, ltgt - pos - loldstr);
457 bcopy(newstr, word, lnewstr);
458 } while ((word = strstrword(word, oldstr)));
464 substip(char *tgt, const char *oldstr, struct in_addr ip)
466 return subst(tgt, oldstr, inet_ntoa(ip));
470 substlong(char *tgt, const char *oldstr, long l)
474 snprintf(buf, sizeof buf, "%ld", l);
476 return subst(tgt, oldstr, buf);
480 substull(char *tgt, const char *oldstr, unsigned long long ull)
484 snprintf(buf, sizeof buf, "%llu", ull);
486 return subst(tgt, oldstr, buf);
492 substipv6(char *tgt, const char *oldstr, const struct ncpaddr *ip)
494 return subst(tgt, oldstr, ncpaddr_ntoa(ip));
499 command_Expand(char **nargv, int argc, char const *const *oargv,
500 struct bundle *bundle, int inc0, pid_t pid)
504 unsigned long long oin, oout, pin, pout;
507 arg = 0; /* Start at arg 0 */
509 nargv[0] = strdup(oargv[0]);
513 secs = bundle_Uptime(bundle);
514 snprintf(uptime, sizeof uptime, "%d:%02d:%02d",
515 secs / 3600, (secs / 60) % 60, secs % 60);
516 oin = bundle->ncp.ipcp.throughput.OctetsIn;
517 oout = bundle->ncp.ipcp.throughput.OctetsOut;
518 pin = bundle->ncp.ipcp.throughput.PacketsIn;
519 pout = bundle->ncp.ipcp.throughput.PacketsOut;
521 oin += bundle->ncp.ipv6cp.throughput.OctetsIn;
522 oout += bundle->ncp.ipv6cp.throughput.OctetsOut;
523 pin += bundle->ncp.ipv6cp.throughput.PacketsIn;
524 pout += bundle->ncp.ipv6cp.throughput.PacketsOut;
527 for (; arg < argc; arg++) {
528 nargv[arg] = strdup(oargv[arg]);
529 nargv[arg] = subst(nargv[arg], "AUTHNAME", bundle->cfg.auth.name);
530 nargv[arg] = subst(nargv[arg], "COMPILATIONDATE", __DATE__);
531 nargv[arg] = substip(nargv[arg], "DNS0", bundle->ncp.ipcp.ns.dns[0]);
532 nargv[arg] = substip(nargv[arg], "DNS1", bundle->ncp.ipcp.ns.dns[1]);
533 nargv[arg] = subst(nargv[arg], "ENDDISC",
534 mp_Enddisc(bundle->ncp.mp.cfg.enddisc.class,
535 bundle->ncp.mp.cfg.enddisc.address,
536 bundle->ncp.mp.cfg.enddisc.len));
537 nargv[arg] = substip(nargv[arg], "HISADDR", bundle->ncp.ipcp.peer_ip);
539 nargv[arg] = substipv6(nargv[arg], "HISADDR6", &bundle->ncp.ipv6cp.hisaddr);
541 nargv[arg] = subst(nargv[arg], "INTERFACE", bundle->iface->name);
542 nargv[arg] = substull(nargv[arg], "IPOCTETSIN",
543 bundle->ncp.ipcp.throughput.OctetsIn);
544 nargv[arg] = substull(nargv[arg], "IPOCTETSOUT",
545 bundle->ncp.ipcp.throughput.OctetsOut);
546 nargv[arg] = substull(nargv[arg], "IPPACKETSIN",
547 bundle->ncp.ipcp.throughput.PacketsIn);
548 nargv[arg] = substull(nargv[arg], "IPPACKETSOUT",
549 bundle->ncp.ipcp.throughput.PacketsOut);
551 nargv[arg] = substull(nargv[arg], "IPV6OCTETSIN",
552 bundle->ncp.ipv6cp.throughput.OctetsIn);
553 nargv[arg] = substull(nargv[arg], "IPV6OCTETSOUT",
554 bundle->ncp.ipv6cp.throughput.OctetsOut);
555 nargv[arg] = substull(nargv[arg], "IPV6PACKETSIN",
556 bundle->ncp.ipv6cp.throughput.PacketsIn);
557 nargv[arg] = substull(nargv[arg], "IPV6PACKETSOUT",
558 bundle->ncp.ipv6cp.throughput.PacketsOut);
560 nargv[arg] = subst(nargv[arg], "LABEL", bundle_GetLabel(bundle));
561 nargv[arg] = substip(nargv[arg], "MYADDR", bundle->ncp.ipcp.my_ip);
563 nargv[arg] = substipv6(nargv[arg], "MYADDR6", &bundle->ncp.ipv6cp.myaddr);
565 nargv[arg] = substull(nargv[arg], "OCTETSIN", oin);
566 nargv[arg] = substull(nargv[arg], "OCTETSOUT", oout);
567 nargv[arg] = substull(nargv[arg], "PACKETSIN", pin);
568 nargv[arg] = substull(nargv[arg], "PACKETSOUT", pout);
569 nargv[arg] = subst(nargv[arg], "PEER_ENDDISC",
570 mp_Enddisc(bundle->ncp.mp.peer.enddisc.class,
571 bundle->ncp.mp.peer.enddisc.address,
572 bundle->ncp.mp.peer.enddisc.len));
573 nargv[arg] = substlong(nargv[arg], "PROCESSID", pid);
575 nargv[arg] = substlong(nargv[arg], "SOCKNAME", server.cfg.port);
577 nargv[arg] = subst(nargv[arg], "SOCKNAME", server.cfg.sockname);
578 nargv[arg] = subst(nargv[arg], "UPTIME", uptime);
579 nargv[arg] = subst(nargv[arg], "USER", bundle->ncp.mp.peer.authname);
580 nargv[arg] = subst(nargv[arg], "VERSION", Version);
586 command_Free(int argc, char **argv)
596 ShellCommand(struct cmdargs const *arg, int bg)
601 #ifdef SHELL_ONLY_INTERACTIVELY
602 /* we're only allowed to shell when we run ppp interactively */
603 if (arg->prompt && arg->prompt->owner) {
604 log_Printf(LogWARN, "Can't start a shell from a network connection\n");
609 if (arg->argc == arg->argn) {
611 log_Printf(LogWARN, "Can't start an interactive shell from"
614 } else if (arg->prompt->owner) {
615 log_Printf(LogWARN, "Can't start an interactive shell from"
616 " a socket connection\n");
619 log_Printf(LogWARN, "Can only start an interactive shell in"
620 " the foreground mode\n");
626 if ((shpid = fork()) == 0) {
629 if ((shell = getenv("SHELL")) == 0)
630 shell = _PATH_BSHELL;
635 fd = arg->prompt->fd_out;
636 else if ((fd = open(_PATH_DEVNULL, O_RDWR)) == -1) {
637 log_Printf(LogALERT, "Failed to open %s: %s\n",
638 _PATH_DEVNULL, strerror(errno));
641 dup2(fd, STDIN_FILENO);
642 dup2(fd, STDOUT_FILENO);
643 dup2(fd, STDERR_FILENO);
644 for (i = getdtablesize(); i > STDERR_FILENO; i--)
645 fcntl(i, F_SETFD, 1);
648 setuid(ID0realuid());
650 if (arg->argc > arg->argn) {
651 /* substitute pseudo args */
653 int argc = arg->argc - arg->argn;
655 if (argc >= sizeof argv / sizeof argv[0]) {
656 argc = sizeof argv / sizeof argv[0] - 1;
657 log_Printf(LogWARN, "Truncating shell command to %d args\n", argc);
659 command_Expand(argv, argc, arg->argv + arg->argn, arg->bundle, 0, pid);
664 if (daemon(1, 1) == -1) {
665 log_Printf(LogERROR, "%ld: daemon: %s\n", (long)p, strerror(errno));
668 } else if (arg->prompt)
669 printf("ppp: Pausing until %s finishes\n", arg->argv[arg->argn]);
670 execvp(argv[0], argv);
673 printf("ppp: Pausing until %s finishes\n", shell);
674 prompt_TtyOldMode(arg->prompt);
675 execl(shell, shell, NULL);
678 log_Printf(LogWARN, "exec() of %s failed: %s\n",
679 arg->argc > arg->argn ? arg->argv[arg->argn] : shell,
684 if (shpid == (pid_t)-1)
685 log_Printf(LogERROR, "Fork failed: %s\n", strerror(errno));
688 waitpid(shpid, &status, 0);
691 if (arg->prompt && !arg->prompt->owner)
692 prompt_TtyCommandMode(arg->prompt);
698 BgShellCommand(struct cmdargs const *arg)
700 if (arg->argc == arg->argn)
702 return ShellCommand(arg, 1);
706 FgShellCommand(struct cmdargs const *arg)
708 return ShellCommand(arg, 0);
712 ResolvCommand(struct cmdargs const *arg)
714 if (arg->argc == arg->argn + 1) {
715 if (!strcasecmp(arg->argv[arg->argn], "reload"))
716 ipcp_LoadDNS(&arg->bundle->ncp.ipcp);
717 else if (!strcasecmp(arg->argv[arg->argn], "restore"))
718 ipcp_RestoreDNS(&arg->bundle->ncp.ipcp);
719 else if (!strcasecmp(arg->argv[arg->argn], "rewrite"))
720 ipcp_WriteDNS(&arg->bundle->ncp.ipcp);
721 else if (!strcasecmp(arg->argv[arg->argn], "readonly"))
722 arg->bundle->ncp.ipcp.ns.writable = 0;
723 else if (!strcasecmp(arg->argv[arg->argn], "writable"))
724 arg->bundle->ncp.ipcp.ns.writable = 1;
735 static struct cmdtab const NatCommands[] =
737 {"addr", NULL, nat_RedirectAddr, LOCAL_AUTH,
738 "static address translation", "nat addr [addr_local addr_alias]"},
739 {"deny_incoming", NULL, NatOption, LOCAL_AUTH,
740 "stop incoming connections", "nat deny_incoming yes|no",
741 (const void *) PKT_ALIAS_DENY_INCOMING},
742 {"enable", NULL, NatEnable, LOCAL_AUTH,
743 "enable NAT", "nat enable yes|no"},
744 {"log", NULL, NatOption, LOCAL_AUTH,
745 "log NAT link creation", "nat log yes|no",
746 (const void *) PKT_ALIAS_LOG},
747 {"port", NULL, nat_RedirectPort, LOCAL_AUTH, "port redirection",
748 "nat port proto localaddr:port[-port] aliasport[-aliasport]"},
749 {"proto", NULL, nat_RedirectProto, LOCAL_AUTH, "protocol redirection",
750 "nat proto proto localIP [publicIP [remoteIP]]"},
751 {"proxy", NULL, nat_ProxyRule, LOCAL_AUTH,
752 "proxy control", "nat proxy server host[:port] ..."},
754 {"punch_fw", NULL, nat_PunchFW, LOCAL_AUTH,
755 "firewall control", "nat punch_fw [base count]"},
757 {"same_ports", NULL, NatOption, LOCAL_AUTH,
758 "try to leave port numbers unchanged", "nat same_ports yes|no",
759 (const void *) PKT_ALIAS_SAME_PORTS},
760 {"target", NULL, nat_SetTarget, LOCAL_AUTH,
761 "Default address for incoming connections", "nat target addr" },
762 {"unregistered_only", NULL, NatOption, LOCAL_AUTH,
763 "translate unregistered (private) IP address space only",
764 "nat unregistered_only yes|no",
765 (const void *) PKT_ALIAS_UNREGISTERED_ONLY},
766 {"use_sockets", NULL, NatOption, LOCAL_AUTH,
767 "allocate host sockets", "nat use_sockets yes|no",
768 (const void *) PKT_ALIAS_USE_SOCKETS},
769 {"help", "?", HelpCommand, LOCAL_AUTH | LOCAL_NO_AUTH,
770 "Display this message", "nat help|? [command]", NatCommands},
775 static struct cmdtab const AllowCommands[] = {
776 {"modes", "mode", AllowModes, LOCAL_AUTH,
777 "Only allow certain ppp modes", "allow modes mode..."},
778 {"users", "user", AllowUsers, LOCAL_AUTH,
779 "Only allow ppp access to certain users", "allow users logname..."},
780 {"help", "?", HelpCommand, LOCAL_AUTH | LOCAL_NO_AUTH,
781 "Display this message", "allow help|? [command]", AllowCommands},
785 static struct cmdtab const IfaceCommands[] =
787 {"add", NULL, IfaceAddCommand, LOCAL_AUTH,
788 "Add iface address", "iface add addr[/bits| mask] peer", NULL},
789 {NULL, "add!", IfaceAddCommand, LOCAL_AUTH,
790 "Add or change an iface address", "iface add! addr[/bits| mask] peer",
792 {"clear", NULL, IfaceClearCommand, LOCAL_AUTH,
793 "Clear iface address(es)", "iface clear [INET | INET6]"},
794 {"delete", "rm", IfaceDeleteCommand, LOCAL_AUTH,
795 "Delete iface address", "iface delete addr", NULL},
796 {NULL, "rm!", IfaceDeleteCommand, LOCAL_AUTH,
797 "Delete iface address", "iface delete addr", (void *)1},
798 {NULL, "delete!", IfaceDeleteCommand, LOCAL_AUTH,
799 "Delete iface address", "iface delete addr", (void *)1},
800 {"show", NULL, iface_Show, LOCAL_AUTH,
801 "Show iface address(es)", "iface show"},
802 {"help", "?", HelpCommand, LOCAL_AUTH | LOCAL_NO_AUTH,
803 "Display this message", "nat help|? [command]", IfaceCommands},
807 static struct cmdtab const Commands[] = {
808 {"accept", NULL, NegotiateCommand, LOCAL_AUTH | LOCAL_CX_OPT,
809 "accept option request", "accept option .."},
810 {"add", NULL, AddCommand, LOCAL_AUTH,
811 "add route", "add dest mask gateway", NULL},
812 {NULL, "add!", AddCommand, LOCAL_AUTH,
813 "add or change route", "add! dest mask gateway", (void *)1},
814 {"allow", "auth", RunListCommand, LOCAL_AUTH,
815 "Allow ppp access", "allow users|modes ....", AllowCommands},
816 {"bg", "!bg", BgShellCommand, LOCAL_AUTH,
817 "Run a background command", "[!]bg command"},
818 {"clear", NULL, ClearCommand, LOCAL_AUTH | LOCAL_CX_OPT,
819 "Clear throughput statistics",
820 "clear ipcp|ipv6cp|physical [current|overall|peak]..."},
821 {"clone", NULL, CloneCommand, LOCAL_AUTH | LOCAL_CX,
822 "Clone a link", "clone newname..."},
823 {"close", NULL, CloseCommand, LOCAL_AUTH | LOCAL_CX_OPT,
824 "Close an FSM", "close [lcp|ccp]"},
825 {"delete", NULL, DeleteCommand, LOCAL_AUTH,
826 "delete route", "delete dest", NULL},
827 {NULL, "delete!", DeleteCommand, LOCAL_AUTH,
828 "delete a route if it exists", "delete! dest", (void *)1},
829 {"deny", NULL, NegotiateCommand, LOCAL_AUTH | LOCAL_CX_OPT,
830 "Deny option request", "deny option .."},
831 {"dial", "call", DialCommand, LOCAL_AUTH | LOCAL_CX_OPT,
832 "Dial and login", "dial|call [system ...]", NULL},
833 {"disable", NULL, NegotiateCommand, LOCAL_AUTH | LOCAL_CX_OPT,
834 "Disable option", "disable option .."},
835 {"down", NULL, DownCommand, LOCAL_AUTH | LOCAL_CX_OPT,
836 "Generate a down event", "down [ccp|lcp]"},
837 {"enable", NULL, NegotiateCommand, LOCAL_AUTH | LOCAL_CX_OPT,
838 "Enable option", "enable option .."},
839 {"ident", NULL, IdentCommand, LOCAL_AUTH | LOCAL_CX,
840 "Set the link identity", "ident text..."},
841 {"iface", "interface", RunListCommand, LOCAL_AUTH,
842 "interface control", "iface option ...", IfaceCommands},
843 {"link", "datalink", LinkCommand, LOCAL_AUTH,
844 "Link specific commands", "link name command ..."},
845 {"load", NULL, LoadCommand, LOCAL_AUTH | LOCAL_CX_OPT,
846 "Load settings", "load [system ...]"},
847 {"log", NULL, LogCommand, LOCAL_AUTH | LOCAL_CX_OPT,
848 "log information", "log word ..."},
850 {"nat", "alias", RunListCommand, LOCAL_AUTH,
851 "NAT control", "nat option yes|no", NatCommands},
853 {"open", NULL, OpenCommand, LOCAL_AUTH | LOCAL_CX_OPT,
854 "Open an FSM", "open! [lcp|ccp|ipcp]", (void *)1},
855 {"passwd", NULL, PasswdCommand, LOCAL_NO_AUTH,
856 "Password for manipulation", "passwd LocalPassword"},
857 {"quit", "bye", QuitCommand, LOCAL_AUTH | LOCAL_NO_AUTH,
858 "Quit PPP program", "quit|bye [all]"},
859 {"remove", "rm", RemoveCommand, LOCAL_AUTH | LOCAL_CX,
860 "Remove a link", "remove"},
861 {"rename", "mv", RenameCommand, LOCAL_AUTH | LOCAL_CX,
862 "Rename a link", "rename name"},
863 {"resolv", NULL, ResolvCommand, LOCAL_AUTH,
864 "Manipulate resolv.conf", "resolv readonly|reload|restore|rewrite|writable"},
865 {"save", NULL, SaveCommand, LOCAL_AUTH,
866 "Save settings", "save"},
867 {"sendident", NULL, SendIdentification, LOCAL_AUTH | LOCAL_CX,
868 "Transmit the link identity", "sendident"},
869 {"set", "setup", SetCommand, LOCAL_AUTH | LOCAL_CX_OPT,
870 "Set parameters", "set[up] var value"},
871 {"shell", "!", FgShellCommand, LOCAL_AUTH,
872 "Run a subshell", "shell|! [sh command]"},
873 {"show", NULL, ShowCommand, LOCAL_AUTH | LOCAL_CX_OPT,
874 "Show status and stats", "show var"},
875 {"term", NULL, TerminalCommand, LOCAL_AUTH | LOCAL_CX,
876 "Enter terminal mode", "term"},
877 {"help", "?", HelpCommand, LOCAL_AUTH | LOCAL_NO_AUTH,
878 "Display this message", "help|? [command]", Commands},
883 ShowEscape(struct cmdargs const *arg)
885 if (arg->cx->physical->async.cfg.EscMap[32]) {
887 const char *sep = "";
889 for (code = 0; code < 32; code++)
890 if (arg->cx->physical->async.cfg.EscMap[code])
891 for (bit = 0; bit < 8; bit++)
892 if (arg->cx->physical->async.cfg.EscMap[code] & (1 << bit)) {
893 prompt_Printf(arg->prompt, "%s0x%02x", sep, (code << 3) + bit);
896 prompt_Printf(arg->prompt, "\n");
902 ShowTimerList(struct cmdargs const *arg)
904 timer_Show(0, arg->prompt);
909 ShowStopped(struct cmdargs const *arg)
911 prompt_Printf(arg->prompt, " Stopped Timer: LCP: ");
912 if (!arg->cx->physical->link.lcp.fsm.StoppedTimer.load)
913 prompt_Printf(arg->prompt, "Disabled");
915 prompt_Printf(arg->prompt, "%ld secs",
916 arg->cx->physical->link.lcp.fsm.StoppedTimer.load / SECTICKS);
918 prompt_Printf(arg->prompt, ", CCP: ");
919 if (!arg->cx->physical->link.ccp.fsm.StoppedTimer.load)
920 prompt_Printf(arg->prompt, "Disabled");
922 prompt_Printf(arg->prompt, "%ld secs",
923 arg->cx->physical->link.ccp.fsm.StoppedTimer.load / SECTICKS);
925 prompt_Printf(arg->prompt, "\n");
931 ShowVersion(struct cmdargs const *arg)
933 prompt_Printf(arg->prompt, "PPP Version %s - %s\n", Version, __DATE__);
938 ShowProtocolStats(struct cmdargs const *arg)
940 struct link *l = command_ChooseLink(arg);
942 prompt_Printf(arg->prompt, "%s:\n", l->name);
943 link_ReportProtocolStatus(l, arg->prompt);
947 static struct cmdtab const ShowCommands[] = {
948 {"bundle", NULL, bundle_ShowStatus, LOCAL_AUTH,
949 "bundle details", "show bundle"},
950 {"ccp", NULL, ccp_ReportStatus, LOCAL_AUTH | LOCAL_CX_OPT,
951 "CCP status", "show cpp"},
952 {"compress", NULL, sl_Show, LOCAL_AUTH,
953 "VJ compression stats", "show compress"},
954 {"escape", NULL, ShowEscape, LOCAL_AUTH | LOCAL_CX,
955 "escape characters", "show escape"},
956 {"filter", NULL, filter_Show, LOCAL_AUTH,
957 "packet filters", "show filter [in|out|dial|alive]"},
958 {"hdlc", NULL, hdlc_ReportStatus, LOCAL_AUTH | LOCAL_CX,
959 "HDLC errors", "show hdlc"},
960 {"iface", "interface", iface_Show, LOCAL_AUTH,
961 "Interface status", "show iface"},
962 {"ipcp", NULL, ipcp_Show, LOCAL_AUTH,
963 "IPCP status", "show ipcp"},
965 {"ipv6cp", NULL, ipv6cp_Show, LOCAL_AUTH,
966 "IPV6CP status", "show ipv6cp"},
968 {"layers", NULL, link_ShowLayers, LOCAL_AUTH | LOCAL_CX_OPT,
969 "Protocol layers", "show layers"},
970 {"lcp", NULL, lcp_ReportStatus, LOCAL_AUTH | LOCAL_CX,
971 "LCP status", "show lcp"},
972 {"link", "datalink", datalink_Show, LOCAL_AUTH | LOCAL_CX,
973 "(high-level) link info", "show link"},
974 {"links", NULL, bundle_ShowLinks, LOCAL_AUTH,
975 "available link names", "show links"},
976 {"log", NULL, log_ShowLevel, LOCAL_AUTH,
977 "log levels", "show log"},
978 {"mem", NULL, mbuf_Show, LOCAL_AUTH,
979 "mbuf allocations", "show mem"},
980 {"ncp", NULL, ncp_Show, LOCAL_AUTH,
981 "NCP status", "show ncp"},
982 {"physical", NULL, physical_ShowStatus, LOCAL_AUTH | LOCAL_CX,
983 "(low-level) link info", "show physical"},
984 {"mp", "multilink", mp_ShowStatus, LOCAL_AUTH,
985 "multilink setup", "show mp"},
986 {"proto", NULL, ShowProtocolStats, LOCAL_AUTH | LOCAL_CX_OPT,
987 "protocol summary", "show proto"},
988 {"route", NULL, route_Show, LOCAL_AUTH,
989 "routing table", "show route"},
990 {"stopped", NULL, ShowStopped, LOCAL_AUTH | LOCAL_CX,
991 "STOPPED timeout", "show stopped"},
992 {"timers", NULL, ShowTimerList, LOCAL_AUTH,
993 "alarm timers", "show timers"},
994 {"version", NULL, ShowVersion, LOCAL_NO_AUTH | LOCAL_AUTH,
995 "version string", "show version"},
996 {"who", NULL, log_ShowWho, LOCAL_AUTH,
997 "client list", "show who"},
998 {"help", "?", HelpCommand, LOCAL_NO_AUTH | LOCAL_AUTH,
999 "Display this message", "show help|? [command]", ShowCommands},
1003 static struct cmdtab const *
1004 FindCommand(struct cmdtab const *cmds, const char *str, int *pmatch)
1008 struct cmdtab const *found;
1013 while (cmds->func) {
1014 if (cmds->name && strncasecmp(str, cmds->name, len) == 0) {
1015 if (cmds->name[len] == '\0') {
1021 } else if (cmds->alias && strncasecmp(str, cmds->alias, len) == 0) {
1022 if (cmds->alias[len] == '\0') {
1036 mkPrefix(int argc, char const *const *argv, char *tgt, int sz)
1041 for (f = 0; f < argc && tlen < sz - 2; f++) {
1044 len = strlen(argv[f]);
1045 if (len > sz - tlen - 1)
1046 len = sz - tlen - 1;
1047 strncpy(tgt+tlen, argv[f], len);
1055 FindExec(struct bundle *bundle, struct cmdtab const *cmds, int argc, int argn,
1056 char const *const *argv, struct prompt *prompt, struct datalink *cx)
1058 struct cmdtab const *cmd;
1064 cmd = FindCommand(cmds, argv[argn], &nmatch);
1066 log_Printf(LogWARN, "%s: Ambiguous command\n",
1067 mkPrefix(argn+1, argv, prefix, sizeof prefix));
1068 else if (cmd && (!prompt || (cmd->lauth & prompt->auth))) {
1069 if ((cmd->lauth & LOCAL_CX) && !cx)
1070 /* We've got no context, but we require it */
1071 cx = bundle2datalink(bundle, NULL);
1073 if ((cmd->lauth & LOCAL_CX) && !cx)
1074 log_Printf(LogWARN, "%s: No context (use the `link' command)\n",
1075 mkPrefix(argn+1, argv, prefix, sizeof prefix));
1077 if (cx && !(cmd->lauth & (LOCAL_CX|LOCAL_CX_OPT))) {
1078 log_Printf(LogWARN, "%s: Redundant context (%s) ignored\n",
1079 mkPrefix(argn+1, argv, prefix, sizeof prefix), cx->name);
1087 arg.bundle = bundle;
1089 arg.prompt = prompt;
1090 val = (*cmd->func) (&arg);
1093 log_Printf(LogWARN, "%s: Invalid command\n",
1094 mkPrefix(argn+1, argv, prefix, sizeof prefix));
1097 log_Printf(LogWARN, "usage: %s\n", cmd->syntax);
1099 log_Printf(LogWARN, "%s: Failed %d\n",
1100 mkPrefix(argn+1, argv, prefix, sizeof prefix), val);
1106 command_Expand_Interpret(char *buff, int nb, char *argv[MAXARGS], int offset)
1108 char buff2[LINE_LEN-offset];
1110 if (InterpretArg(buff, buff2, sizeof buff2) == NULL) {
1111 log_Printf(LogWARN, "Failed to expand command '%s': too long for the "
1112 "destination buffer\n", buff);
1115 strncpy(buff, buff2, LINE_LEN - offset - 1);
1116 buff[LINE_LEN - offset - 1] = '\0';
1118 return command_Interpret(buff, nb, argv);
1122 command_Interpret(char *buff, int nb, char *argv[MAXARGS])
1127 cp = buff + strcspn(buff, "\r\n");
1130 return MakeArgs(buff, argv, MAXARGS, PARSE_REDUCE);
1136 arghidden(int argc, char const *const *argv, int n)
1138 /* Is arg n of the given command to be hidden from the log ? */
1140 /* set authkey xxxxx */
1142 if (n == 2 && !strncasecmp(argv[0], "se", 2) &&
1143 (!strncasecmp(argv[1], "authk", 5) || !strncasecmp(argv[1], "ke", 2)))
1147 if (n == 1 && !strncasecmp(argv[0], "p", 1))
1150 /* set server port xxxxx .... */
1151 if (n == 3 && !strncasecmp(argv[0], "se", 2) &&
1152 !strncasecmp(argv[1], "se", 2))
1159 command_Run(struct bundle *bundle, int argc, char const *const *argv,
1160 struct prompt *prompt, const char *label, struct datalink *cx)
1163 if (log_IsKept(LogCOMMAND)) {
1168 strncpy(buf, label, sizeof buf - 3);
1169 buf[sizeof buf - 3] = '\0';
1176 buf[sizeof buf - 1] = '\0'; /* In case we run out of room in buf */
1178 for (f = 0; f < argc; f++) {
1179 if (n < sizeof buf - 1 && f)
1181 if (arghidden(argc, argv, f))
1182 strncpy(buf+n, "********", sizeof buf - n - 1);
1184 strncpy(buf+n, argv[f], sizeof buf - n - 1);
1187 log_Printf(LogCOMMAND, "%s\n", buf);
1189 FindExec(bundle, Commands, argc, 0, argv, prompt, cx);
1194 command_Decode(struct bundle *bundle, char *buff, int nb, struct prompt *prompt,
1198 char *argv[MAXARGS];
1200 if ((argc = command_Expand_Interpret(buff, nb, argv, 0)) < 0)
1203 command_Run(bundle, argc, (char const *const *)argv, prompt, label, NULL);
1208 ShowCommand(struct cmdargs const *arg)
1211 log_Printf(LogWARN, "show: Cannot show without a prompt\n");
1212 else if (arg->argc > arg->argn)
1213 FindExec(arg->bundle, ShowCommands, arg->argc, arg->argn, arg->argv,
1214 arg->prompt, arg->cx);
1216 prompt_Printf(arg->prompt, "Use ``show ?'' to get a list.\n");
1222 TerminalCommand(struct cmdargs const *arg)
1225 log_Printf(LogWARN, "term: Need a prompt\n");
1229 if (arg->cx->physical->link.lcp.fsm.state > ST_CLOSED) {
1230 prompt_Printf(arg->prompt, "LCP state is [%s]\n",
1231 State2Nam(arg->cx->physical->link.lcp.fsm.state));
1235 datalink_Up(arg->cx, 0, 0);
1236 prompt_TtyTermMode(arg->prompt, arg->cx);
1241 QuitCommand(struct cmdargs const *arg)
1243 if (!arg->prompt || prompt_IsController(arg->prompt) ||
1244 (arg->argc > arg->argn && !strcasecmp(arg->argv[arg->argn], "all") &&
1245 (arg->prompt->auth & LOCAL_AUTH)))
1248 prompt_Destroy(arg->prompt, 1);
1254 OpenCommand(struct cmdargs const *arg)
1256 if (arg->argc == arg->argn)
1257 bundle_Open(arg->bundle, arg->cx ? arg->cx->name : NULL, PHYS_ALL, 1);
1258 else if (arg->argc == arg->argn + 1) {
1259 if (!strcasecmp(arg->argv[arg->argn], "lcp")) {
1260 struct datalink *cx = arg->cx ?
1261 arg->cx : bundle2datalink(arg->bundle, NULL);
1263 if (cx->physical->link.lcp.fsm.state == ST_OPENED)
1264 fsm_Reopen(&cx->physical->link.lcp.fsm);
1266 bundle_Open(arg->bundle, cx->name, PHYS_ALL, 1);
1268 log_Printf(LogWARN, "open lcp: You must specify a link\n");
1269 } else if (!strcasecmp(arg->argv[arg->argn], "ccp")) {
1272 fp = &command_ChooseLink(arg)->ccp.fsm;
1273 if (fp->link->lcp.fsm.state != ST_OPENED)
1274 log_Printf(LogWARN, "open: LCP must be open before opening CCP\n");
1275 else if (fp->state == ST_OPENED)
1278 fp->open_mode = 0; /* Not passive any more */
1279 if (fp->state == ST_STOPPED) {
1287 } else if (!strcasecmp(arg->argv[arg->argn], "ipcp")) {
1289 log_Printf(LogWARN, "open ipcp: You need not specify a link\n");
1290 if (arg->bundle->ncp.ipcp.fsm.state == ST_OPENED)
1291 fsm_Reopen(&arg->bundle->ncp.ipcp.fsm);
1293 bundle_Open(arg->bundle, NULL, PHYS_ALL, 1);
1303 CloseCommand(struct cmdargs const *arg)
1305 if (arg->argc == arg->argn)
1306 bundle_Close(arg->bundle, arg->cx ? arg->cx->name : NULL, CLOSE_STAYDOWN);
1307 else if (arg->argc == arg->argn + 1) {
1308 if (!strcasecmp(arg->argv[arg->argn], "lcp"))
1309 bundle_Close(arg->bundle, arg->cx ? arg->cx->name : NULL, CLOSE_LCP);
1310 else if (!strcasecmp(arg->argv[arg->argn], "ccp") ||
1311 !strcasecmp(arg->argv[arg->argn], "ccp!")) {
1314 fp = &command_ChooseLink(arg)->ccp.fsm;
1315 if (fp->state == ST_OPENED) {
1317 if (arg->argv[arg->argn][3] == '!')
1318 fp->open_mode = 0; /* Stay ST_CLOSED */
1320 fp->open_mode = OPEN_PASSIVE; /* Wait for the peer to start */
1331 DownCommand(struct cmdargs const *arg)
1333 if (arg->argc == arg->argn) {
1335 datalink_Down(arg->cx, CLOSE_STAYDOWN);
1337 bundle_Down(arg->bundle, CLOSE_STAYDOWN);
1338 } else if (arg->argc == arg->argn + 1) {
1339 if (!strcasecmp(arg->argv[arg->argn], "lcp")) {
1341 datalink_Down(arg->cx, CLOSE_LCP);
1343 bundle_Down(arg->bundle, CLOSE_LCP);
1344 } else if (!strcasecmp(arg->argv[arg->argn], "ccp")) {
1345 struct fsm *fp = arg->cx ? &arg->cx->physical->link.ccp.fsm :
1346 &arg->bundle->ncp.mp.link.ccp.fsm;
1357 SetModemSpeed(struct cmdargs const *arg)
1362 if (arg->argc > arg->argn && *arg->argv[arg->argn]) {
1363 if (arg->argc > arg->argn+1) {
1364 log_Printf(LogWARN, "SetModemSpeed: Too many arguments\n");
1367 if (strcasecmp(arg->argv[arg->argn], "sync") == 0) {
1368 physical_SetSync(arg->cx->physical);
1372 speed = strtol(arg->argv[arg->argn], &end, 10);
1374 log_Printf(LogWARN, "SetModemSpeed: Bad argument \"%s\"",
1375 arg->argv[arg->argn]);
1378 if (physical_SetSpeed(arg->cx->physical, speed))
1380 log_Printf(LogWARN, "%s: Invalid speed\n", arg->argv[arg->argn]);
1382 log_Printf(LogWARN, "SetModemSpeed: No speed specified\n");
1388 SetStoppedTimeout(struct cmdargs const *arg)
1390 struct link *l = &arg->cx->physical->link;
1392 l->lcp.fsm.StoppedTimer.load = 0;
1393 l->ccp.fsm.StoppedTimer.load = 0;
1394 if (arg->argc <= arg->argn+2) {
1395 if (arg->argc > arg->argn) {
1396 l->lcp.fsm.StoppedTimer.load = atoi(arg->argv[arg->argn]) * SECTICKS;
1397 if (arg->argc > arg->argn+1)
1398 l->ccp.fsm.StoppedTimer.load = atoi(arg->argv[arg->argn+1]) * SECTICKS;
1406 SetServer(struct cmdargs const *arg)
1410 if (arg->argc > arg->argn && arg->argc < arg->argn+4) {
1411 const char *port, *passwd, *mask;
1415 port = arg->argv[arg->argn];
1416 if (arg->argc == arg->argn + 2) {
1417 passwd = arg->argv[arg->argn+1];
1419 } else if (arg->argc == arg->argn + 3) {
1420 passwd = arg->argv[arg->argn+1];
1421 mask = arg->argv[arg->argn+2];
1422 mlen = strlen(mask);
1423 if (mlen == 0 || mlen > 4 || strspn(mask, "01234567") != mlen ||
1424 (mlen == 4 && *mask != '0')) {
1425 log_Printf(LogWARN, "%s %s: %s: Invalid mask\n",
1426 arg->argv[arg->argn - 2], arg->argv[arg->argn - 1], mask);
1429 } else if (arg->argc != arg->argn + 1)
1431 else if (strcasecmp(port, "none") == 0) {
1432 if (server_Clear(arg->bundle))
1433 log_Printf(LogPHASE, "Disabled server socket\n");
1435 } else if (strcasecmp(port, "open") == 0) {
1436 switch (server_Reopen(arg->bundle)) {
1440 log_Printf(LogWARN, "Failed to reopen server port\n");
1443 log_Printf(LogWARN, "Cannot reopen unset server socket\n");
1449 } else if (strcasecmp(port, "closed") == 0) {
1450 if (server_Close(arg->bundle))
1451 log_Printf(LogPHASE, "Closed server socket\n");
1453 log_Printf(LogWARN, "Server socket not open\n");
1459 strncpy(server.cfg.passwd, passwd, sizeof server.cfg.passwd - 1);
1460 server.cfg.passwd[sizeof server.cfg.passwd - 1] = '\0';
1464 char *ptr, name[LINE_LEN + 12];
1468 else for (imask = mlen = 0; mask[mlen]; mlen++)
1469 imask = (imask * 8) + mask[mlen] - '0';
1471 ptr = strstr(port, "%d");
1473 snprintf(name, sizeof name, "%.*s%d%s",
1474 (int)(ptr - port), port, arg->bundle->unit, ptr + 2);
1477 res = server_LocalOpen(arg->bundle, port, imask);
1488 if (strspn(port, "0123456789") != strlen(port)) {
1491 if ((s = getservbyname(port, "tcp")) == NULL) {
1493 log_Printf(LogWARN, "%s: Invalid port or service\n", port);
1495 iport = ntohs(s->s_port);
1501 iport += arg->bundle->unit;
1502 res = server_TcpOpen(arg->bundle, iport);
1512 SetEscape(struct cmdargs const *arg)
1515 int argc = arg->argc - arg->argn;
1516 char const *const *argv = arg->argv + arg->argn;
1518 for (code = 0; code < 33; code++)
1519 arg->cx->physical->async.cfg.EscMap[code] = 0;
1521 while (argc-- > 0) {
1522 sscanf(*argv++, "%x", &code);
1524 arg->cx->physical->async.cfg.EscMap[code >> 3] |= (1 << (code & 7));
1525 arg->cx->physical->async.cfg.EscMap[32] = 1;
1531 SetInterfaceAddr(struct cmdargs const *arg)
1533 struct ncp *ncp = &arg->bundle->ncp;
1534 struct ncpaddr ncpaddr;
1535 const char *hisaddr;
1537 if (arg->argc > arg->argn + 4)
1541 memset(&ncp->ipcp.cfg.my_range, '\0', sizeof ncp->ipcp.cfg.my_range);
1542 memset(&ncp->ipcp.cfg.peer_range, '\0', sizeof ncp->ipcp.cfg.peer_range);
1543 ncp->ipcp.cfg.HaveTriggerAddress = 0;
1544 ncp->ipcp.cfg.netmask.s_addr = INADDR_ANY;
1545 iplist_reset(&ncp->ipcp.cfg.peer_list);
1547 if (arg->argc > arg->argn) {
1548 if (!ncprange_aton(&ncp->ipcp.cfg.my_range, ncp, arg->argv[arg->argn]))
1550 if (arg->argc > arg->argn+1) {
1551 hisaddr = arg->argv[arg->argn+1];
1552 if (arg->argc > arg->argn+2) {
1553 ncp->ipcp.ifmask = ncp->ipcp.cfg.netmask =
1554 GetIpAddr(arg->argv[arg->argn+2]);
1555 if (arg->argc > arg->argn+3) {
1556 ncp->ipcp.cfg.TriggerAddress = GetIpAddr(arg->argv[arg->argn+3]);
1557 ncp->ipcp.cfg.HaveTriggerAddress = 1;
1563 /* 0.0.0.0 means any address (0 bits) */
1564 ncpaddr_getip4(&ncpaddr, &ncp->ipcp.my_ip);
1565 ncprange_getaddr(&ncp->ipcp.cfg.my_range, &ncpaddr);
1566 if (ncp->ipcp.my_ip.s_addr == INADDR_ANY)
1567 ncprange_setwidth(&ncp->ipcp.cfg.my_range, 0);
1568 bundle_AdjustFilters(arg->bundle, &ncpaddr, NULL);
1570 if (hisaddr && !ipcp_UseHisaddr(arg->bundle, hisaddr,
1571 arg->bundle->phys_type.all & PHYS_AUTO))
1578 SetRetry(int argc, char const *const *argv, u_int *timeout, u_int *maxreq,
1579 u_int *maxtrm, int def)
1582 *timeout = DEF_FSMRETRY;
1587 long l = atol(argv[0]);
1589 if (l < MIN_FSMRETRY) {
1590 log_Printf(LogWARN, "%ld: Invalid FSM retry period - min %d\n",
1599 log_Printf(LogWARN, "%ld: Invalid FSM REQ tries - changed to 1\n", l);
1604 if (argc > 2 && maxtrm != NULL) {
1607 log_Printf(LogWARN, "%ld: Invalid FSM TRM tries - changed to 1\n", l);
1619 SetVariable(struct cmdargs const *arg)
1621 long long_val, param = (long)arg->cmd->args;
1622 int mode, dummyint, f, first, res;
1625 struct datalink *cx = arg->cx; /* LOCAL_CX uses this */
1626 struct link *l = command_ChooseLink(arg); /* LOCAL_CX_OPT uses this */
1627 struct in_addr *ipaddr;
1628 struct ncpaddr ncpaddr[2];
1630 if (arg->argc > arg->argn)
1631 argp = arg->argv[arg->argn];
1637 if ((arg->cmd->lauth & LOCAL_CX) && !cx) {
1638 log_Printf(LogWARN, "set %s: No context (use the `link' command)\n",
1641 } else if (cx && !(arg->cmd->lauth & (LOCAL_CX|LOCAL_CX_OPT))) {
1642 log_Printf(LogWARN, "set %s: Redundant context (%s) ignored\n",
1643 arg->cmd->name, cx->name);
1649 strncpy(arg->bundle->cfg.auth.key, argp,
1650 sizeof arg->bundle->cfg.auth.key - 1);
1651 arg->bundle->cfg.auth.key[sizeof arg->bundle->cfg.auth.key - 1] = '\0';
1655 switch (bundle_Phase(arg->bundle)) {
1657 log_Printf(LogWARN, "Altering authname while at phase %s\n",
1658 bundle_PhaseName(arg->bundle));
1661 case PHASE_ESTABLISH:
1662 strncpy(arg->bundle->cfg.auth.name, argp,
1663 sizeof arg->bundle->cfg.auth.name - 1);
1664 arg->bundle->cfg.auth.name[sizeof arg->bundle->cfg.auth.name-1] = '\0';
1670 if (arg->argc == arg->argn + 3) {
1674 v1 = strtol(arg->argv[arg->argn], &end, 0);
1675 if (v1 < 0 || *end) {
1676 log_Printf(LogWARN, "autoload: %s: Invalid min percentage\n",
1677 arg->argv[arg->argn]);
1682 v2 = strtol(arg->argv[arg->argn + 1], &end, 0);
1683 if (v2 < 0 || *end) {
1684 log_Printf(LogWARN, "autoload: %s: Invalid max percentage\n",
1685 arg->argv[arg->argn + 1]);
1695 v3 = strtol(arg->argv[arg->argn + 2], &end, 0);
1696 if (v3 <= 0 || *end) {
1697 log_Printf(LogWARN, "autoload: %s: Invalid throughput period\n",
1698 arg->argv[arg->argn + 2]);
1703 arg->bundle->ncp.mp.cfg.autoload.min = v1;
1704 arg->bundle->ncp.mp.cfg.autoload.max = v2;
1705 arg->bundle->ncp.mp.cfg.autoload.period = v3;
1706 mp_RestartAutoloadTimer(&arg->bundle->ncp.mp);
1708 log_Printf(LogWARN, "Set autoload requires three arguments\n");
1714 strncpy(cx->cfg.script.dial, argp, sizeof cx->cfg.script.dial - 1);
1715 cx->cfg.script.dial[sizeof cx->cfg.script.dial - 1] = '\0';
1719 strncpy(cx->cfg.script.login, argp, sizeof cx->cfg.script.login - 1);
1720 cx->cfg.script.login[sizeof cx->cfg.script.login - 1] = '\0';
1724 if (arg->argc > arg->argn) {
1725 l->ccp.cfg.deflate.out.winsize = atoi(arg->argv[arg->argn]);
1726 if (l->ccp.cfg.deflate.out.winsize < 8 ||
1727 l->ccp.cfg.deflate.out.winsize > 15) {
1728 log_Printf(LogWARN, "%d: Invalid outgoing window size\n",
1729 l->ccp.cfg.deflate.out.winsize);
1730 l->ccp.cfg.deflate.out.winsize = 15;
1732 if (arg->argc > arg->argn+1) {
1733 l->ccp.cfg.deflate.in.winsize = atoi(arg->argv[arg->argn+1]);
1734 if (l->ccp.cfg.deflate.in.winsize < 8 ||
1735 l->ccp.cfg.deflate.in.winsize > 15) {
1736 log_Printf(LogWARN, "%d: Invalid incoming window size\n",
1737 l->ccp.cfg.deflate.in.winsize);
1738 l->ccp.cfg.deflate.in.winsize = 15;
1741 l->ccp.cfg.deflate.in.winsize = 0;
1743 log_Printf(LogWARN, "No window size specified\n");
1750 if (arg->argc > arg->argn + 2) {
1755 if (arg->argc == arg->argn) {
1756 l->ccp.cfg.mppe.keybits = 0;
1757 l->ccp.cfg.mppe.state = MPPE_ANYSTATE;
1758 l->ccp.cfg.mppe.required = 0;
1762 if (!strcmp(argp, "*"))
1765 long_val = atol(argp);
1766 if (long_val != 40 && long_val != 56 && long_val != 128) {
1767 log_Printf(LogWARN, "%s: Invalid bits value\n", argp);
1773 if (arg->argc == arg->argn + 2) {
1774 if (!strcmp(arg->argv[arg->argn + 1], "*"))
1775 l->ccp.cfg.mppe.state = MPPE_ANYSTATE;
1776 else if (!strcasecmp(arg->argv[arg->argn + 1], "stateless"))
1777 l->ccp.cfg.mppe.state = MPPE_STATELESS;
1778 else if (!strcasecmp(arg->argv[arg->argn + 1], "stateful"))
1779 l->ccp.cfg.mppe.state = MPPE_STATEFUL;
1781 log_Printf(LogWARN, "%s: Invalid state value\n",
1782 arg->argv[arg->argn + 1]);
1787 l->ccp.cfg.mppe.state = MPPE_ANYSTATE;
1788 l->ccp.cfg.mppe.keybits = long_val;
1789 l->ccp.cfg.mppe.required = 1;
1794 physical_SetDeviceList(cx->physical, arg->argc - arg->argn,
1795 arg->argv + arg->argn);
1799 if (arg->argc > arg->argn) {
1801 sscanf(argp, "%lx", &ulong_val);
1802 cx->physical->link.lcp.cfg.accmap = (u_int32_t)ulong_val;
1804 log_Printf(LogWARN, "No accmap specified\n");
1810 mode = Nam2mode(argp);
1811 if (mode == PHYS_NONE || mode == PHYS_ALL) {
1812 log_Printf(LogWARN, "%s: Invalid mode\n", argp);
1816 bundle_SetMode(arg->bundle, cx, mode);
1820 switch (bundle_Phase(arg->bundle)) {
1823 case PHASE_ESTABLISH:
1824 /* Make sure none of our links are DATALINK_LCP or greater */
1825 if (bundle_HighestState(arg->bundle) >= DATALINK_LCP) {
1826 log_Printf(LogWARN, "mrru: Only changeable before LCP negotiations\n");
1832 log_Printf(LogWARN, "mrru: Only changeable at phase DEAD/ESTABLISH\n");
1838 long_val = atol(argp);
1839 if (long_val && long_val < MIN_MRU) {
1840 log_Printf(LogWARN, "MRRU %ld: too small - min %d\n", long_val, MIN_MRU);
1843 } else if (long_val > MAX_MRU) {
1844 log_Printf(LogWARN, "MRRU %ld: too big - max %d\n", long_val, MAX_MRU);
1848 arg->bundle->ncp.mp.cfg.mrru = long_val;
1852 long_val = 0; /* silence gcc */
1853 change = NULL; /* silence gcc */
1854 switch(arg->argc - arg->argn) {
1856 if (argp[strspn(argp, "0123456789")] != '\0') {
1862 long_val = atol(argp);
1863 change = &l->lcp.cfg.mru;
1864 if (long_val > l->lcp.cfg.max_mru) {
1865 log_Printf(LogWARN, "MRU %ld: too large - max set to %d\n", long_val,
1866 l->lcp.cfg.max_mru);
1872 if (strcasecmp(argp, "max") && strcasecmp(argp, "maximum")) {
1876 long_val = atol(arg->argv[arg->argn + 1]);
1877 change = &l->lcp.cfg.max_mru;
1878 if (long_val > MAX_MRU) {
1879 log_Printf(LogWARN, "MRU %ld: too large - maximum is %d\n", long_val,
1894 else if (long_val < MIN_MRU) {
1895 log_Printf(LogWARN, "MRU %ld: too small - min %d\n", long_val, MIN_MRU);
1898 } else if (long_val > MAX_MRU) {
1899 log_Printf(LogWARN, "MRU %ld: too big - max %d\n", long_val, MAX_MRU);
1904 if (l->lcp.cfg.mru > *change)
1905 l->lcp.cfg.mru = *change;
1909 long_val = 0; /* silence gcc */
1910 change = NULL; /* silence gcc */
1911 switch(arg->argc - arg->argn) {
1913 if (argp[strspn(argp, "0123456789")] != '\0') {
1919 long_val = atol(argp);
1920 change = &l->lcp.cfg.mtu;
1921 if (long_val > l->lcp.cfg.max_mtu) {
1922 log_Printf(LogWARN, "MTU %ld: too large - max set to %d\n", long_val,
1923 l->lcp.cfg.max_mtu);
1929 if (strcasecmp(argp, "max") && strcasecmp(argp, "maximum")) {
1933 long_val = atol(arg->argv[arg->argn + 1]);
1934 change = &l->lcp.cfg.max_mtu;
1935 if (long_val > MAX_MTU) {
1936 log_Printf(LogWARN, "MTU %ld: too large - maximum is %d\n", long_val,
1950 if (long_val && long_val < MIN_MTU) {
1951 log_Printf(LogWARN, "MTU %ld: too small - min %d\n", long_val, MIN_MTU);
1954 } else if (long_val > MAX_MTU) {
1955 log_Printf(LogWARN, "MTU %ld: too big - max %d\n", long_val, MAX_MTU);
1960 if (l->lcp.cfg.mtu > *change)
1961 l->lcp.cfg.mtu = *change;
1965 if (strcasecmp(argp, "active") == 0)
1966 cx->physical->link.lcp.cfg.openmode = arg->argc > arg->argn+1 ?
1967 atoi(arg->argv[arg->argn+1]) : 1;
1968 else if (strcasecmp(argp, "passive") == 0)
1969 cx->physical->link.lcp.cfg.openmode = OPEN_PASSIVE;
1971 log_Printf(LogWARN, "%s: Invalid openmode\n", argp);
1977 strncpy(cx->cfg.phone.list, argp, sizeof cx->cfg.phone.list - 1);
1978 cx->cfg.phone.list[sizeof cx->cfg.phone.list - 1] = '\0';
1979 cx->phone.alt = cx->phone.next = NULL;
1983 strncpy(cx->cfg.script.hangup, argp, sizeof cx->cfg.script.hangup - 1);
1984 cx->cfg.script.hangup[sizeof cx->cfg.script.hangup - 1] = '\0';
1988 long_val = atol(argp);
1989 arg->bundle->cfg.ifqueue = long_val < 0 ? 0 : long_val;
1993 strncpy(cx->cfg.script.logout, argp, sizeof cx->cfg.script.logout - 1);
1994 cx->cfg.script.logout[sizeof cx->cfg.script.logout - 1] = '\0';
1997 case VAR_IDLETIMEOUT:
1998 if (arg->argc > arg->argn+2) {
1999 log_Printf(LogWARN, "Too many idle timeout values\n");
2001 } else if (arg->argc == arg->argn) {
2002 log_Printf(LogWARN, "Too few idle timeout values\n");
2007 timeout = atoi(argp);
2008 min = arg->argc == arg->argn + 2 ? atoi(arg->argv[arg->argn + 1]) : -1;
2009 bundle_SetIdleTimer(arg->bundle, timeout, min);
2014 long_val = atol(argp);
2015 if (long_val < MIN_LQRPERIOD) {
2016 log_Printf(LogWARN, "%ld: Invalid lqr period - min %d\n",
2017 long_val, MIN_LQRPERIOD);
2020 l->lcp.cfg.lqrperiod = long_val;
2024 res = SetRetry(arg->argc - arg->argn, arg->argv + arg->argn,
2025 &cx->physical->link.lcp.cfg.fsm.timeout,
2026 &cx->physical->link.lcp.cfg.fsm.maxreq,
2027 &cx->physical->link.lcp.cfg.fsm.maxtrm, DEF_FSMTRIES);
2031 res = SetRetry(arg->argc - arg->argn, arg->argv + arg->argn,
2032 &cx->chap.auth.cfg.fsm.timeout,
2033 &cx->chap.auth.cfg.fsm.maxreq, NULL, DEF_FSMAUTHTRIES);
2037 res = SetRetry(arg->argc - arg->argn, arg->argv + arg->argn,
2038 &cx->pap.cfg.fsm.timeout, &cx->pap.cfg.fsm.maxreq,
2039 NULL, DEF_FSMAUTHTRIES);
2043 res = SetRetry(arg->argc - arg->argn, arg->argv + arg->argn,
2044 &l->ccp.cfg.fsm.timeout, &l->ccp.cfg.fsm.maxreq,
2045 &l->ccp.cfg.fsm.maxtrm, DEF_FSMTRIES);
2049 res = SetRetry(arg->argc - arg->argn, arg->argv + arg->argn,
2050 &arg->bundle->ncp.ipcp.cfg.fsm.timeout,
2051 &arg->bundle->ncp.ipcp.cfg.fsm.maxreq,
2052 &arg->bundle->ncp.ipcp.cfg.fsm.maxtrm, DEF_FSMTRIES);
2056 case VAR_IPV6CPRETRY:
2057 res = SetRetry(arg->argc - arg->argn, arg->argv + arg->argn,
2058 &arg->bundle->ncp.ipv6cp.cfg.fsm.timeout,
2059 &arg->bundle->ncp.ipv6cp.cfg.fsm.maxreq,
2060 &arg->bundle->ncp.ipv6cp.cfg.fsm.maxtrm, DEF_FSMTRIES);
2066 if (param == VAR_DNS) {
2067 ipaddr = arg->bundle->ncp.ipcp.cfg.ns.dns;
2068 ipaddr[0].s_addr = ipaddr[1].s_addr = INADDR_NONE;
2070 ipaddr = arg->bundle->ncp.ipcp.cfg.ns.nbns;
2071 ipaddr[0].s_addr = ipaddr[1].s_addr = INADDR_ANY;
2074 if (arg->argc > arg->argn) {
2075 ncpaddr_aton(ncpaddr, &arg->bundle->ncp, arg->argv[arg->argn]);
2076 if (!ncpaddr_getip4(ncpaddr, ipaddr))
2078 if (arg->argc > arg->argn+1) {
2079 ncpaddr_aton(ncpaddr + 1, &arg->bundle->ncp, arg->argv[arg->argn + 1]);
2080 if (!ncpaddr_getip4(ncpaddr + 1, ipaddr + 1))
2084 if (ipaddr[0].s_addr == INADDR_ANY) {
2085 ipaddr[0] = ipaddr[1];
2086 ipaddr[1].s_addr = INADDR_ANY;
2088 if (ipaddr[0].s_addr == INADDR_NONE) {
2089 ipaddr[0] = ipaddr[1];
2090 ipaddr[1].s_addr = INADDR_NONE;
2096 cx->cfg.callback.opmask = 0;
2097 for (dummyint = arg->argn; dummyint < arg->argc; dummyint++) {
2098 if (!strcasecmp(arg->argv[dummyint], "auth"))
2099 cx->cfg.callback.opmask |= CALLBACK_BIT(CALLBACK_AUTH);
2100 else if (!strcasecmp(arg->argv[dummyint], "cbcp"))
2101 cx->cfg.callback.opmask |= CALLBACK_BIT(CALLBACK_CBCP);
2102 else if (!strcasecmp(arg->argv[dummyint], "e.164")) {
2103 if (dummyint == arg->argc - 1)
2104 log_Printf(LogWARN, "No E.164 arg (E.164 ignored) !\n");
2106 cx->cfg.callback.opmask |= CALLBACK_BIT(CALLBACK_E164);
2107 strncpy(cx->cfg.callback.msg, arg->argv[++dummyint],
2108 sizeof cx->cfg.callback.msg - 1);
2109 cx->cfg.callback.msg[sizeof cx->cfg.callback.msg - 1] = '\0';
2111 } else if (!strcasecmp(arg->argv[dummyint], "none"))
2112 cx->cfg.callback.opmask |= CALLBACK_BIT(CALLBACK_NONE);
2118 if (cx->cfg.callback.opmask == CALLBACK_BIT(CALLBACK_NONE))
2119 cx->cfg.callback.opmask = 0;
2123 cx->cfg.cbcp.delay = 0;
2124 *cx->cfg.cbcp.phone = '\0';
2125 cx->cfg.cbcp.fsmretry = DEF_FSMRETRY;
2126 if (arg->argc > arg->argn) {
2127 strncpy(cx->cfg.cbcp.phone, arg->argv[arg->argn],
2128 sizeof cx->cfg.cbcp.phone - 1);
2129 cx->cfg.cbcp.phone[sizeof cx->cfg.cbcp.phone - 1] = '\0';
2130 if (arg->argc > arg->argn + 1) {
2131 cx->cfg.cbcp.delay = atoi(arg->argv[arg->argn + 1]);
2132 if (arg->argc > arg->argn + 2) {
2133 long_val = atol(arg->argv[arg->argn + 2]);
2134 if (long_val < MIN_FSMRETRY)
2135 log_Printf(LogWARN, "%ld: Invalid CBCP FSM retry period - min %d\n",
2136 long_val, MIN_FSMRETRY);
2138 cx->cfg.cbcp.fsmretry = long_val;
2145 arg->bundle->cfg.choked.timeout = atoi(argp);
2146 if (arg->bundle->cfg.choked.timeout <= 0)
2147 arg->bundle->cfg.choked.timeout = CHOKED_TIMEOUT;
2151 long_val = atol(argp);
2152 arg->bundle->ncp.cfg.sendpipe = long_val;
2156 long_val = atol(argp);
2157 arg->bundle->ncp.cfg.recvpipe = long_val;
2163 *arg->bundle->radius.cfg.file = '\0';
2164 else if (access(argp, R_OK)) {
2165 log_Printf(LogWARN, "%s: %s\n", argp, strerror(errno));
2169 strncpy(arg->bundle->radius.cfg.file, argp,
2170 sizeof arg->bundle->radius.cfg.file - 1);
2171 arg->bundle->radius.cfg.file
2172 [sizeof arg->bundle->radius.cfg.file - 1] = '\0';
2179 if (strcasecmp(argp, "off")) {
2180 long_val = atol(argp);
2183 cx->physical->cfg.cd.delay = long_val;
2184 cx->physical->cfg.cd.necessity = argp[strlen(argp)-1] == '!' ?
2185 CD_REQUIRED : CD_VARIABLE;
2187 cx->physical->cfg.cd.necessity = CD_NOTREQUIRED;
2189 cx->physical->cfg.cd.delay = 0;
2190 cx->physical->cfg.cd.necessity = CD_DEFAULT;
2195 if (arg->argc == arg->argn + 1)
2196 res = physical_SetParity(arg->cx->physical, argp);
2198 log_Printf(LogWARN, "Parity value must be odd, even or none\n");
2204 if (strcasecmp(argp, "on") == 0)
2205 physical_SetRtsCts(arg->cx->physical, 1);
2206 else if (strcasecmp(argp, "off") == 0)
2207 physical_SetRtsCts(arg->cx->physical, 0);
2209 log_Printf(LogWARN, "RTS/CTS value must be on or off\n");
2214 case VAR_URGENTPORTS:
2215 if (arg->argn == arg->argc) {
2216 ncp_SetUrgentTOS(&arg->bundle->ncp);
2217 ncp_ClearUrgentTcpPorts(&arg->bundle->ncp);
2218 ncp_ClearUrgentUdpPorts(&arg->bundle->ncp);
2219 } else if (!strcasecmp(arg->argv[arg->argn], "udp")) {
2220 ncp_SetUrgentTOS(&arg->bundle->ncp);
2221 if (arg->argn == arg->argc - 1)
2222 ncp_ClearUrgentUdpPorts(&arg->bundle->ncp);
2223 else for (f = arg->argn + 1; f < arg->argc; f++)
2224 if (*arg->argv[f] == '+')
2225 ncp_AddUrgentUdpPort(&arg->bundle->ncp, atoi(arg->argv[f] + 1));
2226 else if (*arg->argv[f] == '-')
2227 ncp_RemoveUrgentUdpPort(&arg->bundle->ncp, atoi(arg->argv[f] + 1));
2230 ncp_ClearUrgentUdpPorts(&arg->bundle->ncp);
2231 ncp_AddUrgentUdpPort(&arg->bundle->ncp, atoi(arg->argv[f]));
2233 } else if (arg->argn == arg->argc - 1 &&
2234 !strcasecmp(arg->argv[arg->argn], "none")) {
2235 ncp_ClearUrgentTcpPorts(&arg->bundle->ncp);
2236 ncp_ClearUrgentUdpPorts(&arg->bundle->ncp);
2237 ncp_ClearUrgentTOS(&arg->bundle->ncp);
2239 ncp_SetUrgentTOS(&arg->bundle->ncp);
2241 if (!strcasecmp(arg->argv[first], "tcp") && ++first == arg->argc)
2242 ncp_ClearUrgentTcpPorts(&arg->bundle->ncp);
2244 for (f = first; f < arg->argc; f++)
2245 if (*arg->argv[f] == '+')
2246 ncp_AddUrgentTcpPort(&arg->bundle->ncp, atoi(arg->argv[f] + 1));
2247 else if (*arg->argv[f] == '-')
2248 ncp_RemoveUrgentTcpPort(&arg->bundle->ncp, atoi(arg->argv[f] + 1));
2251 ncp_ClearUrgentTcpPorts(&arg->bundle->ncp);
2252 ncp_AddUrgentTcpPort(&arg->bundle->ncp, atoi(arg->argv[f]));
2261 static struct cmdtab const SetCommands[] = {
2262 {"accmap", NULL, SetVariable, LOCAL_AUTH | LOCAL_CX,
2263 "accmap value", "set accmap hex-value", (const void *)VAR_ACCMAP},
2264 {"authkey", "key", SetVariable, LOCAL_AUTH,
2265 "authentication key", "set authkey|key key", (const void *)VAR_AUTHKEY},
2266 {"authname", NULL, SetVariable, LOCAL_AUTH,
2267 "authentication name", "set authname name", (const void *)VAR_AUTHNAME},
2268 {"autoload", NULL, SetVariable, LOCAL_AUTH,
2269 "auto link [de]activation", "set autoload maxtime maxload mintime minload",
2270 (const void *)VAR_AUTOLOAD},
2271 {"bandwidth", NULL, mp_SetDatalinkBandwidth, LOCAL_AUTH | LOCAL_CX,
2272 "datalink bandwidth", "set bandwidth value"},
2273 {"callback", NULL, SetVariable, LOCAL_AUTH | LOCAL_CX,
2274 "callback control", "set callback [none|auth|cbcp|"
2275 "E.164 *|number[,number]...]...", (const void *)VAR_CALLBACK},
2276 {"cbcp", NULL, SetVariable, LOCAL_AUTH | LOCAL_CX,
2277 "CBCP control", "set cbcp [*|phone[,phone...] [delay [timeout]]]",
2278 (const void *)VAR_CBCP},
2279 {"ccpretry", "ccpretries", SetVariable, LOCAL_AUTH | LOCAL_CX_OPT,
2280 "CCP retries", "set ccpretry value [attempts]", (const void *)VAR_CCPRETRY},
2281 {"cd", NULL, SetVariable, LOCAL_AUTH | LOCAL_CX, "Carrier delay requirement",
2282 "set cd value[!]", (const void *)VAR_CD},
2283 {"chapretry", "chapretries", SetVariable, LOCAL_AUTH | LOCAL_CX,
2284 "CHAP retries", "set chapretry value [attempts]",
2285 (const void *)VAR_CHAPRETRY},
2286 {"choked", NULL, SetVariable, LOCAL_AUTH,
2287 "choked timeout", "set choked [secs]", (const void *)VAR_CHOKED},
2288 {"ctsrts", "crtscts", SetVariable, LOCAL_AUTH | LOCAL_CX,
2289 "Use hardware flow control", "set ctsrts [on|off]",
2290 (const char *)VAR_CRTSCTS},
2291 {"deflate", NULL, SetVariable, LOCAL_AUTH | LOCAL_CX_OPT,
2292 "deflate window sizes", "set deflate out-winsize in-winsize",
2293 (const void *) VAR_WINSIZE},
2295 {"mppe", NULL, SetVariable, LOCAL_AUTH | LOCAL_CX_OPT,
2296 "MPPE key size and state", "set mppe [40|56|128|* [stateful|stateless|*]]",
2297 (const void *) VAR_MPPE},
2299 {"device", "line", SetVariable, LOCAL_AUTH | LOCAL_CX,
2300 "physical device name", "set device|line device-name[,device-name]",
2301 (const void *) VAR_DEVICE},
2302 {"dial", NULL, SetVariable, LOCAL_AUTH | LOCAL_CX,
2303 "dialing script", "set dial chat-script", (const void *) VAR_DIAL},
2304 {"dns", NULL, SetVariable, LOCAL_AUTH, "Domain Name Server",
2305 "set dns pri-addr [sec-addr]", (const void *)VAR_DNS},
2306 {"enddisc", NULL, mp_SetEnddisc, LOCAL_AUTH,
2307 "Endpoint Discriminator", "set enddisc [IP|magic|label|psn value]"},
2308 {"escape", NULL, SetEscape, LOCAL_AUTH | LOCAL_CX,
2309 "escape characters", "set escape hex-digit ..."},
2310 {"filter", NULL, filter_Set, LOCAL_AUTH,
2311 "packet filters", "set filter alive|dial|in|out rule-no permit|deny "
2312 "[src_addr[/width]] [dst_addr[/width]] [proto "
2313 "[src [lt|eq|gt port]] [dst [lt|eq|gt port]] [estab] [syn] [finrst]]"},
2314 {"hangup", NULL, SetVariable, LOCAL_AUTH | LOCAL_CX,
2315 "hangup script", "set hangup chat-script", (const void *) VAR_HANGUP},
2316 {"ifaddr", NULL, SetInterfaceAddr, LOCAL_AUTH, "destination address",
2317 "set ifaddr [src-addr [dst-addr [netmask [trg-addr]]]]"},
2318 {"ifqueue", NULL, SetVariable, LOCAL_AUTH, "interface queue",
2319 "set ifqueue packets", (const void *)VAR_IFQUEUE},
2320 {"ipcpretry", "ipcpretries", SetVariable, LOCAL_AUTH, "IPCP retries",
2321 "set ipcpretry value [attempts]", (const void *)VAR_IPCPRETRY},
2322 {"ipv6cpretry", "ipv6cpretries", SetVariable, LOCAL_AUTH, "IPV6CP retries",
2323 "set ipv6cpretry value [attempts]", (const void *)VAR_IPV6CPRETRY},
2324 {"lcpretry", "lcpretries", SetVariable, LOCAL_AUTH | LOCAL_CX, "LCP retries",
2325 "set lcpretry value [attempts]", (const void *)VAR_LCPRETRY},
2326 {"log", NULL, log_SetLevel, LOCAL_AUTH, "log level",
2327 "set log [local] [+|-]all|async|cbcp|ccp|chat|command|connect|debug|dns|hdlc|"
2328 "id0|ipcp|lcp|lqm|phase|physical|sync|tcp/ip|timer|tun..."},
2329 {"login", NULL, SetVariable, LOCAL_AUTH | LOCAL_CX,
2330 "login script", "set login chat-script", (const void *) VAR_LOGIN},
2331 {"logout", NULL, SetVariable, LOCAL_AUTH | LOCAL_CX,
2332 "logout script", "set logout chat-script", (const void *) VAR_LOGOUT},
2333 {"lqrperiod", NULL, SetVariable, LOCAL_AUTH | LOCAL_CX_OPT,
2334 "LQR period", "set lqrperiod value", (const void *)VAR_LQRPERIOD},
2335 {"mode", NULL, SetVariable, LOCAL_AUTH | LOCAL_CX, "mode value",
2336 "set mode interactive|auto|ddial|background", (const void *)VAR_MODE},
2337 {"mrru", NULL, SetVariable, LOCAL_AUTH, "MRRU value",
2338 "set mrru value", (const void *)VAR_MRRU},
2339 {"mru", NULL, SetVariable, LOCAL_AUTH | LOCAL_CX,
2340 "MRU value", "set mru [max[imum]] [value]", (const void *)VAR_MRU},
2341 {"mtu", NULL, SetVariable, LOCAL_AUTH | LOCAL_CX,
2342 "interface MTU value", "set mtu [max[imum]] [value]", (const void *)VAR_MTU},
2343 {"nbns", NULL, SetVariable, LOCAL_AUTH, "NetBIOS Name Server",
2344 "set nbns pri-addr [sec-addr]", (const void *)VAR_NBNS},
2345 {"openmode", NULL, SetVariable, LOCAL_AUTH | LOCAL_CX, "open mode",
2346 "set openmode active|passive [secs]", (const void *)VAR_OPENMODE},
2347 {"papretry", "papretries", SetVariable, LOCAL_AUTH | LOCAL_CX, "PAP retries",
2348 "set papretry value [attempts]", (const void *)VAR_PAPRETRY},
2349 {"parity", NULL, SetVariable, LOCAL_AUTH | LOCAL_CX, "serial parity",
2350 "set parity [odd|even|none]", (const void *)VAR_PARITY},
2351 {"phone", NULL, SetVariable, LOCAL_AUTH | LOCAL_CX, "telephone number(s)",
2352 "set phone phone1[:phone2[...]]", (const void *)VAR_PHONE},
2353 {"proctitle", "title", SetProcTitle, LOCAL_AUTH,
2354 "Process title", "set proctitle [value]"},
2356 {"radius", NULL, SetVariable, LOCAL_AUTH,
2357 "RADIUS Config", "set radius cfgfile", (const void *)VAR_RADIUS},
2359 {"reconnect", NULL, datalink_SetReconnect, LOCAL_AUTH | LOCAL_CX,
2360 "Reconnect timeout", "set reconnect value ntries"},
2361 {"recvpipe", NULL, SetVariable, LOCAL_AUTH,
2362 "RECVPIPE value", "set recvpipe value", (const void *)VAR_RECVPIPE},
2363 {"redial", NULL, datalink_SetRedial, LOCAL_AUTH | LOCAL_CX,
2364 "Redial timeout", "set redial secs[+inc[-incmax]][.next] [attempts]"},
2365 {"sendpipe", NULL, SetVariable, LOCAL_AUTH,
2366 "SENDPIPE value", "set sendpipe value", (const void *)VAR_SENDPIPE},
2367 {"server", "socket", SetServer, LOCAL_AUTH, "diagnostic port",
2368 "set server|socket TcpPort|LocalName|none|open|closed [password [mask]]"},
2369 {"speed", NULL, SetModemSpeed, LOCAL_AUTH | LOCAL_CX,
2370 "physical speed", "set speed value|sync"},
2371 {"stopped", NULL, SetStoppedTimeout, LOCAL_AUTH | LOCAL_CX,
2372 "STOPPED timeouts", "set stopped [LCPseconds [CCPseconds]]"},
2373 {"timeout", NULL, SetVariable, LOCAL_AUTH, "Idle timeout",
2374 "set timeout idletime", (const void *)VAR_IDLETIMEOUT},
2375 {"urgent", NULL, SetVariable, LOCAL_AUTH, "urgent ports",
2376 "set urgent [tcp|udp] [+|-]port...", (const void *)VAR_URGENTPORTS},
2377 {"vj", NULL, ipcp_vjset, LOCAL_AUTH,
2378 "vj values", "set vj slots|slotcomp [value]"},
2379 {"help", "?", HelpCommand, LOCAL_AUTH | LOCAL_NO_AUTH,
2380 "Display this message", "set help|? [command]", SetCommands},
2385 SetCommand(struct cmdargs const *arg)
2387 if (arg->argc > arg->argn)
2388 FindExec(arg->bundle, SetCommands, arg->argc, arg->argn, arg->argv,
2389 arg->prompt, arg->cx);
2390 else if (arg->prompt)
2391 prompt_Printf(arg->prompt, "Use `set ?' to get a list or `set ? <var>' for"
2394 log_Printf(LogWARN, "set command must have arguments\n");
2400 AddCommand(struct cmdargs const *arg)
2403 struct ncprange dest;
2404 struct in_addr host;
2406 struct in6_addr host6;
2408 int dest_default, gw_arg, addrs;
2410 if (arg->argc != arg->argn+3 && arg->argc != arg->argn+2)
2415 if (arg->argc == arg->argn + 2) {
2416 if (!strcasecmp(arg->argv[arg->argn], "default"))
2419 if (!ncprange_aton(&dest, &arg->bundle->ncp, arg->argv[arg->argn]))
2421 if (!strncasecmp(arg->argv[arg->argn], "MYADDR", 6))
2422 addrs = ROUTE_DSTMYADDR;
2423 else if (!strncasecmp(arg->argv[arg->argn], "MYADDR6", 7))
2424 addrs = ROUTE_DSTMYADDR6;
2425 else if (!strncasecmp(arg->argv[arg->argn], "HISADDR", 7))
2426 addrs = ROUTE_DSTHISADDR;
2427 else if (!strncasecmp(arg->argv[arg->argn], "HISADDR6", 8))
2428 addrs = ROUTE_DSTHISADDR6;
2429 else if (!strncasecmp(arg->argv[arg->argn], "DNS0", 4))
2430 addrs = ROUTE_DSTDNS0;
2431 else if (!strncasecmp(arg->argv[arg->argn], "DNS1", 4))
2432 addrs = ROUTE_DSTDNS1;
2436 if (strcasecmp(arg->argv[arg->argn], "MYADDR") == 0) {
2437 addrs = ROUTE_DSTMYADDR;
2438 host = arg->bundle->ncp.ipcp.my_ip;
2439 } else if (strcasecmp(arg->argv[arg->argn], "HISADDR") == 0) {
2440 addrs = ROUTE_DSTHISADDR;
2441 host = arg->bundle->ncp.ipcp.peer_ip;
2442 } else if (strcasecmp(arg->argv[arg->argn], "DNS0") == 0) {
2443 addrs = ROUTE_DSTDNS0;
2444 host = arg->bundle->ncp.ipcp.ns.dns[0];
2445 } else if (strcasecmp(arg->argv[arg->argn], "DNS1") == 0) {
2446 addrs = ROUTE_DSTDNS1;
2447 host = arg->bundle->ncp.ipcp.ns.dns[1];
2449 host = GetIpAddr(arg->argv[arg->argn]);
2450 if (host.s_addr == INADDR_NONE) {
2451 log_Printf(LogWARN, "%s: Invalid destination address\n",
2452 arg->argv[arg->argn]);
2456 ncprange_setip4(&dest, host, GetIpAddr(arg->argv[arg->argn + 1]));
2460 if (strcasecmp(arg->argv[arg->argn + gw_arg], "HISADDR") == 0) {
2461 ncpaddr_setip4(&gw, arg->bundle->ncp.ipcp.peer_ip);
2462 addrs |= ROUTE_GWHISADDR;
2464 } else if (strcasecmp(arg->argv[arg->argn + gw_arg], "HISADDR6") == 0) {
2465 if (!ncpaddr_getip6(&arg->bundle->ncp.ipv6cp.hisaddr, &host6))
2466 memset(&host6, '\0', sizeof host6);
2467 ncpaddr_setip6(&gw, &host6);
2468 addrs |= ROUTE_GWHISADDR6;
2471 if (!ncpaddr_aton(&gw, &arg->bundle->ncp, arg->argv[arg->argn + gw_arg])) {
2472 log_Printf(LogWARN, "%s: Invalid gateway address\n",
2473 arg->argv[arg->argn + gw_arg]);
2479 ncprange_setdefault(&dest, ncpaddr_family(&gw));
2481 if (rt_Set(arg->bundle, RTM_ADD, &dest, &gw, arg->cmd->args ? 1 : 0,
2482 ((addrs & ROUTE_GWHISADDR) || (addrs & ROUTE_GWHISADDR6)) ? 1 : 0)
2483 && addrs != ROUTE_STATIC)
2484 route_Add(&arg->bundle->ncp.route, addrs, &dest, &gw);
2490 DeleteCommand(struct cmdargs const *arg)
2492 struct ncprange dest;
2495 if (arg->argc == arg->argn+1) {
2496 if(strcasecmp(arg->argv[arg->argn], "all") == 0) {
2497 route_IfDelete(arg->bundle, 0);
2498 route_DeleteAll(&arg->bundle->ncp.route);
2501 if (strcasecmp(arg->argv[arg->argn], "MYADDR") == 0) {
2502 ncprange_setip4host(&dest, arg->bundle->ncp.ipcp.my_ip);
2503 addrs = ROUTE_DSTMYADDR;
2505 } else if (strcasecmp(arg->argv[arg->argn], "MYADDR6") == 0) {
2506 ncprange_sethost(&dest, &arg->bundle->ncp.ipv6cp.myaddr);
2507 addrs = ROUTE_DSTMYADDR6;
2509 } else if (strcasecmp(arg->argv[arg->argn], "HISADDR") == 0) {
2510 ncprange_setip4host(&dest, arg->bundle->ncp.ipcp.peer_ip);
2511 addrs = ROUTE_DSTHISADDR;
2513 } else if (strcasecmp(arg->argv[arg->argn], "HISADDR6") == 0) {
2514 ncprange_sethost(&dest, &arg->bundle->ncp.ipv6cp.hisaddr);
2515 addrs = ROUTE_DSTHISADDR6;
2517 } else if (strcasecmp(arg->argv[arg->argn], "DNS0") == 0) {
2518 ncprange_setip4host(&dest, arg->bundle->ncp.ipcp.ns.dns[0]);
2519 addrs = ROUTE_DSTDNS0;
2520 } else if (strcasecmp(arg->argv[arg->argn], "DNS1") == 0) {
2521 ncprange_setip4host(&dest, arg->bundle->ncp.ipcp.ns.dns[1]);
2522 addrs = ROUTE_DSTDNS1;
2524 ncprange_aton(&dest, &arg->bundle->ncp, arg->argv[arg->argn]);
2525 addrs = ROUTE_STATIC;
2527 rt_Set(arg->bundle, RTM_DELETE, &dest, NULL, arg->cmd->args ? 1 : 0, 0);
2528 route_Delete(&arg->bundle->ncp.route, addrs, &dest);
2538 NatEnable(struct cmdargs const *arg)
2540 if (arg->argc == arg->argn+1) {
2541 if (strcasecmp(arg->argv[arg->argn], "yes") == 0) {
2542 if (!arg->bundle->NatEnabled) {
2543 if (arg->bundle->ncp.ipcp.fsm.state == ST_OPENED)
2544 PacketAliasSetAddress(arg->bundle->ncp.ipcp.my_ip);
2545 arg->bundle->NatEnabled = 1;
2548 } else if (strcasecmp(arg->argv[arg->argn], "no") == 0) {
2549 arg->bundle->NatEnabled = 0;
2550 arg->bundle->cfg.opt &= ~OPT_IFACEALIAS;
2551 /* Don't iface_Clear() - there may be manually configured addresses */
2561 NatOption(struct cmdargs const *arg)
2563 long param = (long)arg->cmd->args;
2565 if (arg->argc == arg->argn+1) {
2566 if (strcasecmp(arg->argv[arg->argn], "yes") == 0) {
2567 if (arg->bundle->NatEnabled) {
2568 PacketAliasSetMode(param, param);
2571 log_Printf(LogWARN, "nat not enabled\n");
2572 } else if (strcmp(arg->argv[arg->argn], "no") == 0) {
2573 if (arg->bundle->NatEnabled) {
2574 PacketAliasSetMode(0, param);
2577 log_Printf(LogWARN, "nat not enabled\n");
2582 #endif /* #ifndef NONAT */
2585 LinkCommand(struct cmdargs const *arg)
2587 if (arg->argc > arg->argn+1) {
2588 char namelist[LINE_LEN];
2589 struct datalink *cx;
2593 if (!strcmp(arg->argv[arg->argn], "*")) {
2594 struct datalink *dl;
2596 cx = arg->bundle->links;
2598 /* Watch it, the command could be a ``remove'' */
2600 FindExec(arg->bundle, Commands, arg->argc, arg->argn+1, arg->argv,
2602 for (cx = arg->bundle->links; cx; cx = cx->next)
2604 break; /* Pointer's still valid ! */
2607 strncpy(namelist, arg->argv[arg->argn], sizeof namelist - 1);
2608 namelist[sizeof namelist - 1] = '\0';
2609 for(name = strtok(namelist, ", "); name; name = strtok(NULL,", "))
2610 if (!bundle2datalink(arg->bundle, name)) {
2611 log_Printf(LogWARN, "link: %s: Invalid link name\n", name);
2615 strncpy(namelist, arg->argv[arg->argn], sizeof namelist - 1);
2616 namelist[sizeof namelist - 1] = '\0';
2617 for(name = strtok(namelist, ", "); name; name = strtok(NULL,", ")) {
2618 cx = bundle2datalink(arg->bundle, name);
2620 FindExec(arg->bundle, Commands, arg->argc, arg->argn+1, arg->argv,
2623 log_Printf(LogWARN, "link: %s: Invalidated link name !\n", name);
2631 log_Printf(LogWARN, "usage: %s\n", arg->cmd->syntax);
2636 command_ChooseLink(struct cmdargs const *arg)
2639 return &arg->cx->physical->link;
2640 else if (!arg->bundle->ncp.mp.cfg.mrru) {
2641 struct datalink *dl = bundle2datalink(arg->bundle, NULL);
2643 return &dl->physical->link;
2645 return &arg->bundle->ncp.mp.link;
2649 ident_cmd(const char *cmd, unsigned *keep, unsigned *add)
2658 *add = NEG_ACCEPTED;
2672 *keep = NEG_HISMASK;
2682 *keep = NEG_HISMASK;
2693 OptSet(struct cmdargs const *arg)
2695 int bit = (int)(long)arg->cmd->args;
2696 unsigned keep; /* Keep these bits */
2697 unsigned add; /* Add these bits */
2699 if (ident_cmd(arg->argv[arg->argn - 2], &keep, &add) == NULL)
2703 if (add == NEG_ENABLED && bit == OPT_IPV6CP && !probe.ipv6_available) {
2704 log_Printf(LogWARN, "IPv6 is not available on this machine\n");
2710 arg->bundle->cfg.opt |= bit;
2712 arg->bundle->cfg.opt &= ~bit;
2718 IfaceAliasOptSet(struct cmdargs const *arg)
2720 unsigned save = arg->bundle->cfg.opt;
2721 int result = OptSet(arg);
2724 if (Enabled(arg->bundle, OPT_IFACEALIAS) && !arg->bundle->NatEnabled) {
2725 arg->bundle->cfg.opt = save;
2726 log_Printf(LogWARN, "Cannot enable iface-alias without NAT\n");
2734 NegotiateSet(struct cmdargs const *arg)
2736 long param = (long)arg->cmd->args;
2737 struct link *l = command_ChooseLink(arg); /* LOCAL_CX_OPT uses this */
2738 struct datalink *cx = arg->cx; /* LOCAL_CX uses this */
2740 unsigned keep; /* Keep these bits */
2741 unsigned add; /* Add these bits */
2743 if ((cmd = ident_cmd(arg->argv[arg->argn-2], &keep, &add)) == NULL)
2746 if ((arg->cmd->lauth & LOCAL_CX) && !cx) {
2747 log_Printf(LogWARN, "%s %s: No context (use the `link' command)\n",
2748 cmd, arg->cmd->name);
2750 } else if (cx && !(arg->cmd->lauth & (LOCAL_CX|LOCAL_CX_OPT))) {
2751 log_Printf(LogWARN, "%s %s: Redundant context (%s) ignored\n",
2752 cmd, arg->cmd->name, cx->name);
2758 cx->physical->link.lcp.cfg.acfcomp &= keep;
2759 cx->physical->link.lcp.cfg.acfcomp |= add;
2762 cx->physical->link.lcp.cfg.chap05 &= keep;
2763 cx->physical->link.lcp.cfg.chap05 |= add;
2767 cx->physical->link.lcp.cfg.chap80nt &= keep;
2768 cx->physical->link.lcp.cfg.chap80nt |= add;
2771 cx->physical->link.lcp.cfg.chap80lm &= keep;
2772 cx->physical->link.lcp.cfg.chap80lm |= add;
2775 cx->physical->link.lcp.cfg.chap81 &= keep;
2776 cx->physical->link.lcp.cfg.chap81 |= add;
2779 l->ccp.cfg.neg[CCP_NEG_MPPE] &= keep;
2780 l->ccp.cfg.neg[CCP_NEG_MPPE] |= add;
2784 l->ccp.cfg.neg[CCP_NEG_DEFLATE] &= keep;
2785 l->ccp.cfg.neg[CCP_NEG_DEFLATE] |= add;
2788 arg->bundle->ncp.ipcp.cfg.ns.dns_neg &= keep;
2789 arg->bundle->ncp.ipcp.cfg.ns.dns_neg |= add;
2792 arg->bundle->ncp.mp.cfg.negenddisc &= keep;
2793 arg->bundle->ncp.mp.cfg.negenddisc |= add;
2796 cx->physical->link.lcp.cfg.lqr &= keep;
2797 cx->physical->link.lcp.cfg.lqr |= add;
2800 cx->physical->link.lcp.cfg.pap &= keep;
2801 cx->physical->link.lcp.cfg.pap |= add;
2803 case NEG_PPPDDEFLATE:
2804 l->ccp.cfg.neg[CCP_NEG_DEFLATE24] &= keep;
2805 l->ccp.cfg.neg[CCP_NEG_DEFLATE24] |= add;
2808 l->ccp.cfg.neg[CCP_NEG_PRED1] &= keep;
2809 l->ccp.cfg.neg[CCP_NEG_PRED1] |= add;
2812 cx->physical->link.lcp.cfg.protocomp &= keep;
2813 cx->physical->link.lcp.cfg.protocomp |= add;
2816 switch (bundle_Phase(arg->bundle)) {
2819 case PHASE_ESTABLISH:
2820 /* Make sure none of our links are DATALINK_LCP or greater */
2821 if (bundle_HighestState(arg->bundle) >= DATALINK_LCP) {
2822 log_Printf(LogWARN, "shortseq: Only changeable before"
2823 " LCP negotiations\n");
2828 log_Printf(LogWARN, "shortseq: Only changeable at phase"
2829 " DEAD/ESTABLISH\n");
2832 arg->bundle->ncp.mp.cfg.shortseq &= keep;
2833 arg->bundle->ncp.mp.cfg.shortseq |= add;
2836 arg->bundle->ncp.ipcp.cfg.vj.neg &= keep;
2837 arg->bundle->ncp.ipcp.cfg.vj.neg |= add;
2844 static struct cmdtab const NegotiateCommands[] = {
2845 {"filter-decapsulation", NULL, OptSet, LOCAL_AUTH,
2846 "filter on PPPoUDP payloads", "disable|enable",
2847 (const void *)OPT_FILTERDECAP},
2848 {"idcheck", NULL, OptSet, LOCAL_AUTH, "Check FSM reply ids",
2849 "disable|enable", (const void *)OPT_IDCHECK},
2850 {"iface-alias", NULL, IfaceAliasOptSet, LOCAL_AUTH,
2851 "retain interface addresses", "disable|enable",
2852 (const void *)OPT_IFACEALIAS},
2854 {"ipcp", NULL, OptSet, LOCAL_AUTH, "IP Network Control Protocol",
2855 "disable|enable", (const void *)OPT_IPCP},
2856 {"ipv6cp", NULL, OptSet, LOCAL_AUTH, "IPv6 Network Control Protocol",
2857 "disable|enable", (const void *)OPT_IPV6CP},
2859 {"keep-session", NULL, OptSet, LOCAL_AUTH, "Retain device session leader",
2860 "disable|enable", (const void *)OPT_KEEPSESSION},
2861 {"loopback", NULL, OptSet, LOCAL_AUTH, "Loop packets for local iface",
2862 "disable|enable", (const void *)OPT_LOOPBACK},
2863 {"passwdauth", NULL, OptSet, LOCAL_AUTH, "Use passwd file",
2864 "disable|enable", (const void *)OPT_PASSWDAUTH},
2865 {"proxy", NULL, OptSet, LOCAL_AUTH, "Create a proxy ARP entry",
2866 "disable|enable", (const void *)OPT_PROXY},
2867 {"proxyall", NULL, OptSet, LOCAL_AUTH, "Proxy ARP for all remote hosts",
2868 "disable|enable", (const void *)OPT_PROXYALL},
2869 {"sroutes", NULL, OptSet, LOCAL_AUTH, "Use sticky routes",
2870 "disable|enable", (const void *)OPT_SROUTES},
2871 {"tcpmssfixup", "mssfixup", OptSet, LOCAL_AUTH, "Modify MSS options",
2872 "disable|enable", (const void *)OPT_TCPMSSFIXUP},
2873 {"throughput", NULL, OptSet, LOCAL_AUTH, "Rolling throughput",
2874 "disable|enable", (const void *)OPT_THROUGHPUT},
2875 {"utmp", NULL, OptSet, LOCAL_AUTH, "Log connections in utmp",
2876 "disable|enable", (const void *)OPT_UTMP},
2879 #define OPT_MAX 13 /* accept/deny allowed below and not above */
2884 {"acfcomp", NULL, NegotiateSet, LOCAL_AUTH | LOCAL_CX,
2885 "Address & Control field compression", "accept|deny|disable|enable",
2886 (const void *)NEG_ACFCOMP},
2887 {"chap", "chap05", NegotiateSet, LOCAL_AUTH | LOCAL_CX,
2888 "Challenge Handshake Authentication Protocol", "accept|deny|disable|enable",
2889 (const void *)NEG_CHAP05},
2891 {"mschap", "chap80nt", NegotiateSet, LOCAL_AUTH | LOCAL_CX,
2892 "Microsoft (NT) CHAP", "accept|deny|disable|enable",
2893 (const void *)NEG_CHAP80},
2894 {"LANMan", "chap80lm", NegotiateSet, LOCAL_AUTH | LOCAL_CX,
2895 "Microsoft (NT) CHAP", "accept|deny|disable|enable",
2896 (const void *)NEG_CHAP80LM},
2897 {"mschapv2", "chap81", NegotiateSet, LOCAL_AUTH | LOCAL_CX,
2898 "Microsoft CHAP v2", "accept|deny|disable|enable",
2899 (const void *)NEG_CHAP81},
2900 {"mppe", NULL, NegotiateSet, LOCAL_AUTH | LOCAL_CX_OPT,
2901 "MPPE encryption", "accept|deny|disable|enable",
2902 (const void *)NEG_MPPE},
2904 {"deflate", NULL, NegotiateSet, LOCAL_AUTH | LOCAL_CX_OPT,
2905 "Deflate compression", "accept|deny|disable|enable",
2906 (const void *)NEG_DEFLATE},
2907 {"deflate24", NULL, NegotiateSet, LOCAL_AUTH | LOCAL_CX_OPT,
2908 "Deflate (type 24) compression", "accept|deny|disable|enable",
2909 (const void *)NEG_PPPDDEFLATE},
2910 {"dns", NULL, NegotiateSet, LOCAL_AUTH,
2911 "DNS specification", "accept|deny|disable|enable", (const void *)NEG_DNS},
2912 {"enddisc", NULL, NegotiateSet, LOCAL_AUTH, "ENDDISC negotiation",
2913 "accept|deny|disable|enable", (const void *)NEG_ENDDISC},
2914 {"lqr", NULL, NegotiateSet, LOCAL_AUTH | LOCAL_CX,
2915 "Link Quality Reports", "accept|deny|disable|enable",
2916 (const void *)NEG_LQR},
2917 {"pap", NULL, NegotiateSet, LOCAL_AUTH | LOCAL_CX,
2918 "Password Authentication protocol", "accept|deny|disable|enable",
2919 (const void *)NEG_PAP},
2920 {"pred1", "predictor1", NegotiateSet, LOCAL_AUTH | LOCAL_CX_OPT,
2921 "Predictor 1 compression", "accept|deny|disable|enable",
2922 (const void *)NEG_PRED1},
2923 {"protocomp", NULL, NegotiateSet, LOCAL_AUTH | LOCAL_CX,
2924 "Protocol field compression", "accept|deny|disable|enable",
2925 (const void *)NEG_PROTOCOMP},
2926 {"shortseq", NULL, NegotiateSet, LOCAL_AUTH,
2927 "MP Short Sequence Numbers", "accept|deny|disable|enable",
2928 (const void *)NEG_SHORTSEQ},
2929 {"vjcomp", NULL, NegotiateSet, LOCAL_AUTH,
2930 "Van Jacobson header compression", "accept|deny|disable|enable",
2931 (const void *)NEG_VJCOMP},
2932 {"help", "?", HelpCommand, LOCAL_AUTH | LOCAL_NO_AUTH,
2933 "Display this message", "accept|deny|disable|enable help|? [value]",
2939 NegotiateCommand(struct cmdargs const *arg)
2941 if (arg->argc > arg->argn) {
2942 char const *argv[3];
2946 if ((argv[0] = ident_cmd(arg->argv[arg->argn-1], &keep, &add)) == NULL)
2950 for (n = arg->argn; n < arg->argc; n++) {
2951 argv[1] = arg->argv[n];
2952 FindExec(arg->bundle, NegotiateCommands + (keep == NEG_HISMASK ?
2953 0 : OPT_MAX), 2, 1, argv, arg->prompt, arg->cx);
2955 } else if (arg->prompt)
2956 prompt_Printf(arg->prompt, "Use `%s ?' to get a list.\n",
2957 arg->argv[arg->argn-1]);
2959 log_Printf(LogWARN, "%s command must have arguments\n",
2960 arg->argv[arg->argn] );
2966 command_ShowNegval(unsigned val)
2969 case 1: return "disabled & accepted";
2970 case 2: return "enabled & denied";
2971 case 3: return "enabled & accepted";
2973 return "disabled & denied";
2977 ClearCommand(struct cmdargs const *arg)
2979 struct pppThroughput *t;
2980 struct datalink *cx;
2983 if (arg->argc < arg->argn + 1)
2986 if (strcasecmp(arg->argv[arg->argn], "physical") == 0) {
2989 cx = bundle2datalink(arg->bundle, NULL);
2991 log_Printf(LogWARN, "A link must be specified for ``clear physical''\n");
2994 t = &cx->physical->link.stats.total;
2995 } else if (strcasecmp(arg->argv[arg->argn], "ipcp") == 0)
2996 t = &arg->bundle->ncp.ipcp.throughput;
2998 else if (strcasecmp(arg->argv[arg->argn], "ipv6cp") == 0)
2999 t = &arg->bundle->ncp.ipv6cp.throughput;
3004 if (arg->argc > arg->argn + 1) {
3006 for (i = arg->argn + 1; i < arg->argc; i++)
3007 if (strcasecmp(arg->argv[i], "overall") == 0)
3008 clear_type |= THROUGHPUT_OVERALL;
3009 else if (strcasecmp(arg->argv[i], "current") == 0)
3010 clear_type |= THROUGHPUT_CURRENT;
3011 else if (strcasecmp(arg->argv[i], "peak") == 0)
3012 clear_type |= THROUGHPUT_PEAK;
3016 clear_type = THROUGHPUT_ALL;
3018 throughput_clear(t, clear_type, arg->prompt);
3023 RunListCommand(struct cmdargs const *arg)
3025 const char *cmd = arg->argc ? arg->argv[arg->argc - 1] : "???";
3028 if (arg->cmd->args == NatCommands &&
3029 tolower(*arg->argv[arg->argn - 1]) == 'a') {
3031 prompt_Printf(arg->prompt, "The alias command is deprecated\n");
3033 log_Printf(LogWARN, "The alias command is deprecated\n");
3037 if (arg->argc > arg->argn)
3038 FindExec(arg->bundle, arg->cmd->args, arg->argc, arg->argn, arg->argv,
3039 arg->prompt, arg->cx);
3040 else if (arg->prompt)
3041 prompt_Printf(arg->prompt, "Use `%s help' to get a list or `%s help"
3042 " <option>' for syntax help.\n", cmd, cmd);
3044 log_Printf(LogWARN, "%s command must have arguments\n", cmd);
3050 IfaceAddCommand(struct cmdargs const *arg)
3052 struct ncpaddr peer, addr;
3053 struct ncprange ifa;
3054 struct in_addr mask;
3057 if (arg->argc == arg->argn + 1) {
3058 if (!ncprange_aton(&ifa, NULL, arg->argv[arg->argn]))
3060 ncpaddr_init(&peer);
3062 if (arg->argc == arg->argn + 2) {
3063 if (!ncprange_aton(&ifa, NULL, arg->argv[arg->argn]))
3066 } else if (arg->argc == arg->argn + 3) {
3067 if (!ncpaddr_aton(&addr, NULL, arg->argv[arg->argn]))
3069 if (ncpaddr_family(&addr) != AF_INET)
3071 ncprange_sethost(&ifa, &addr);
3072 if (!ncpaddr_aton(&addr, NULL, arg->argv[arg->argn + 1]))
3074 if (!ncpaddr_getip4(&addr, &mask))
3076 if (!ncprange_setip4mask(&ifa, mask))
3082 if (!ncpaddr_aton(&peer, NULL, arg->argv[arg->argn + n]))
3085 if (ncprange_family(&ifa) != ncpaddr_family(&peer)) {
3086 log_Printf(LogWARN, "IfaceAddCommand: src and dst address families"
3092 how = IFACE_ADD_LAST;
3094 how |= IFACE_FORCE_ADD;
3096 return !iface_Add(arg->bundle->iface, &arg->bundle->ncp, &ifa, &peer, how);
3100 IfaceDeleteCommand(struct cmdargs const *arg)
3103 struct in_addr ifa4;
3106 if (arg->argc != arg->argn + 1)
3109 if (!ncpaddr_aton(&ifa, NULL, arg->argv[arg->argn]))
3112 if (arg->bundle->ncp.ipcp.fsm.state == ST_OPENED &&
3113 ncpaddr_getip4(&ifa, &ifa4) &&
3114 arg->bundle->ncp.ipcp.my_ip.s_addr == ifa4.s_addr) {
3115 log_Printf(LogWARN, "%s: Cannot remove active interface address\n",
3116 ncpaddr_ntoa(&ifa));
3120 ok = iface_Delete(arg->bundle->iface, &arg->bundle->ncp, &ifa);
3124 else if (arg->prompt)
3125 prompt_Printf(arg->prompt, "%s: No such interface address\n",
3126 ncpaddr_ntoa(&ifa));
3128 log_Printf(LogWARN, "%s: No such interface address\n",
3129 ncpaddr_ntoa(&ifa));
3136 IfaceClearCommand(struct cmdargs const *arg)
3141 if (arg->argc == arg->argn + 1) {
3142 if (strcasecmp(arg->argv[arg->argn], "inet") == 0)
3145 else if (strcasecmp(arg->argv[arg->argn], "inet6") == 0)
3150 } else if (arg->argc != arg->argn)
3153 how = arg->bundle->ncp.ipcp.fsm.state == ST_OPENED ||
3154 arg->bundle->phys_type.all & PHYS_AUTO ?
3155 IFACE_CLEAR_ALIASES : IFACE_CLEAR_ALL;
3156 iface_Clear(arg->bundle->iface, &arg->bundle->ncp, family, how);
3162 SetProcTitle(struct cmdargs const *arg)
3164 static char title[LINE_LEN];
3165 char *argv[MAXARGS];
3166 int argc = arg->argc - arg->argn;
3168 if (arg->argc == arg->argn) {
3173 if (argc >= sizeof argv / sizeof argv[0]) {
3174 argc = sizeof argv / sizeof argv[0] - 1;
3175 log_Printf(LogWARN, "Truncating proc title to %d args\n", argc);
3177 command_Expand(argv, argc, arg->argv + arg->argn, arg->bundle, 1, getpid());
3178 Concatinate(title, sizeof title, argc, (const char *const *)argv);
3180 command_Free(argc, argv);