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
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
145 #define VAR_RAD_ALIVE 38
147 #define VAR_PORT_ID 40
149 /* ``accept|deny|disable|enable'' masks */
150 #define NEG_HISMASK (1)
151 #define NEG_MYMASK (2)
153 /* ``accept|deny|disable|enable'' values */
154 #define NEG_ACFCOMP 40
155 #define NEG_CHAP05 41
156 #define NEG_CHAP80 42
157 #define NEG_CHAP80LM 43
158 #define NEG_DEFLATE 44
161 #define NEG_ENDDISC 47
164 #define NEG_PPPDDEFLATE 50
166 #define NEG_PROTOCOMP 52
167 #define NEG_SHORTSEQ 53
168 #define NEG_VJCOMP 54
170 #define NEG_CHAP81 56
172 const char Version[] = "3.4.2";
174 static int ShowCommand(struct cmdargs const *);
175 static int TerminalCommand(struct cmdargs const *);
176 static int QuitCommand(struct cmdargs const *);
177 static int OpenCommand(struct cmdargs const *);
178 static int CloseCommand(struct cmdargs const *);
179 static int DownCommand(struct cmdargs const *);
180 static int SetCommand(struct cmdargs const *);
181 static int LinkCommand(struct cmdargs const *);
182 static int AddCommand(struct cmdargs const *);
183 static int DeleteCommand(struct cmdargs const *);
184 static int NegotiateCommand(struct cmdargs const *);
185 static int ClearCommand(struct cmdargs const *);
186 static int RunListCommand(struct cmdargs const *);
187 static int IfaceAddCommand(struct cmdargs const *);
188 static int IfaceDeleteCommand(struct cmdargs const *);
189 static int IfaceClearCommand(struct cmdargs const *);
190 static int SetProcTitle(struct cmdargs const *);
192 static int NatEnable(struct cmdargs const *);
193 static int NatOption(struct cmdargs const *);
197 showcx(struct cmdtab const *cmd)
199 if (cmd->lauth & LOCAL_CX)
201 else if (cmd->lauth & LOCAL_CX_OPT)
208 HelpCommand(struct cmdargs const *arg)
210 struct cmdtab const *cmd;
211 int n, cmax, dmax, cols, cxlen;
215 log_Printf(LogWARN, "help: Cannot help without a prompt\n");
219 if (arg->argc > arg->argn) {
220 for (cmd = arg->cmdtab; cmd->name || cmd->alias; cmd++)
221 if ((cmd->lauth & arg->prompt->auth) &&
222 ((cmd->name && !strcasecmp(cmd->name, arg->argv[arg->argn])) ||
223 (cmd->alias && !strcasecmp(cmd->alias, arg->argv[arg->argn])))) {
224 prompt_Printf(arg->prompt, "%s %s\n", cmd->syntax, showcx(cmd));
231 for (cmd = arg->cmdtab; cmd->func; cmd++)
232 if (cmd->name && (cmd->lauth & arg->prompt->auth)) {
233 if ((n = strlen(cmd->name) + strlen(showcx(cmd))) > cmax)
235 if ((n = strlen(cmd->helpmes)) > dmax)
239 cols = 80 / (dmax + cmax + 3);
241 prompt_Printf(arg->prompt, "(o) = Optional context,"
242 " (c) = Context required\n");
243 for (cmd = arg->cmdtab; cmd->func; cmd++)
244 if (cmd->name && (cmd->lauth & arg->prompt->auth)) {
246 cxlen = cmax - strlen(cmd->name);
248 prompt_Printf(arg->prompt, " ");
249 prompt_Printf(arg->prompt, "%s%-*.*s: %-*.*s",
250 cmd->name, cxlen, cxlen, cx, dmax, dmax, cmd->helpmes);
252 prompt_Printf(arg->prompt, "\n");
255 prompt_Printf(arg->prompt, "\n");
261 IdentCommand(struct cmdargs const *arg)
263 Concatinate(arg->cx->physical->link.lcp.cfg.ident,
264 sizeof arg->cx->physical->link.lcp.cfg.ident,
265 arg->argc - arg->argn, arg->argv + arg->argn);
270 SendIdentification(struct cmdargs const *arg)
272 if (arg->cx->state < DATALINK_LCP) {
273 log_Printf(LogWARN, "sendident: link has not reached LCP\n");
276 return lcp_SendIdentification(&arg->cx->physical->link.lcp) ? 0 : 1;
280 CloneCommand(struct cmdargs const *arg)
282 char namelist[LINE_LEN];
286 if (arg->argc == arg->argn)
289 namelist[sizeof namelist - 1] = '\0';
290 for (f = arg->argn; f < arg->argc; f++) {
291 strncpy(namelist, arg->argv[f], sizeof namelist - 1);
292 for(name = strtok(namelist, ", "); name; name = strtok(NULL,", "))
293 bundle_DatalinkClone(arg->bundle, arg->cx, name);
300 RemoveCommand(struct cmdargs const *arg)
302 if (arg->argc != arg->argn)
305 if (arg->cx->state != DATALINK_CLOSED) {
306 log_Printf(LogWARN, "remove: Cannot delete links that aren't closed\n");
310 bundle_DatalinkRemove(arg->bundle, arg->cx);
315 RenameCommand(struct cmdargs const *arg)
317 if (arg->argc != arg->argn + 1)
320 if (bundle_RenameDatalink(arg->bundle, arg->cx, arg->argv[arg->argn]))
323 log_Printf(LogWARN, "%s -> %s: target name already exists\n",
324 arg->cx->name, arg->argv[arg->argn]);
329 LoadCommand(struct cmdargs const *arg)
334 mode = arg->bundle->phys_type.all;
336 if (arg->argn < arg->argc) {
337 for (n = arg->argn; n < arg->argc; n++)
338 if ((err = system_IsValid(arg->argv[n], arg->prompt, mode)) != NULL) {
339 log_Printf(LogWARN, "%s: %s\n", arg->argv[n], err);
343 for (n = arg->argn; n < arg->argc; n++) {
344 bundle_SetLabel(arg->bundle, arg->argv[arg->argc - 1]);
345 system_Select(arg->bundle, arg->argv[n], CONFFILE, arg->prompt, arg->cx);
347 bundle_SetLabel(arg->bundle, arg->argv[arg->argc - 1]);
348 } else if ((err = system_IsValid("default", arg->prompt, mode)) != NULL) {
349 log_Printf(LogWARN, "default: %s\n", err);
352 bundle_SetLabel(arg->bundle, "default");
353 system_Select(arg->bundle, "default", CONFFILE, arg->prompt, arg->cx);
354 bundle_SetLabel(arg->bundle, "default");
361 LogCommand(struct cmdargs const *arg)
365 if (arg->argn < arg->argc) {
367 int argc = arg->argc - arg->argn;
369 if (argc >= (int)(sizeof argv / sizeof argv[0])) {
370 argc = sizeof argv / sizeof argv[0] - 1;
371 log_Printf(LogWARN, "Truncating log command to %d args\n", argc);
373 command_Expand(argv, argc, arg->argv + arg->argn, arg->bundle, 1, getpid());
374 Concatinate(buf, sizeof buf, argc, (const char *const *)argv);
375 log_Printf(LogLOG, "%s\n", buf);
376 command_Free(argc, argv);
384 SaveCommand(struct cmdargs const *arg __unused)
386 log_Printf(LogWARN, "save command is not yet implemented.\n");
391 DialCommand(struct cmdargs const *arg)
395 if ((arg->cx && !(arg->cx->physical->type & (PHYS_INTERACTIVE|PHYS_AUTO)))
397 (arg->bundle->phys_type.all & ~(PHYS_INTERACTIVE|PHYS_AUTO)))) {
398 log_Printf(LogWARN, "Manual dial is only available for auto and"
399 " interactive links\n");
403 if (arg->argc > arg->argn && (res = LoadCommand(arg)) != 0)
406 bundle_Open(arg->bundle, arg->cx ? arg->cx->name : NULL, PHYS_ALL, 1);
411 #define isinword(ch) (isalnum(ch) || (ch) == '_')
414 strstrword(char *big, const char *little)
416 /* Get the first occurance of the word ``little'' in ``big'' */
421 len = strlen(little);
423 while ((pos = strstr(pos, little)) != NULL)
424 if ((pos != big && isinword(pos[-1])) || isinword(pos[len]))
426 else if (pos != big && pos[-1] == '\\')
427 memmove(pos - 1, pos, strlen(pos) + 1);
435 subst(char *tgt, const char *oldstr, const char *newstr)
437 /* tgt is a malloc()d area... realloc() as necessary */
439 int ltgt, loldstr, lnewstr, pos;
441 if ((word = strstrword(tgt, oldstr)) == NULL)
444 ltgt = strlen(tgt) + 1;
445 loldstr = strlen(oldstr);
446 lnewstr = strlen(newstr);
449 if (loldstr > lnewstr)
450 bcopy(word + loldstr, word + lnewstr, ltgt - pos - loldstr);
451 if (loldstr != lnewstr) {
452 ntgt = realloc(tgt, ltgt += lnewstr - loldstr);
454 break; /* Oh wonderful ! */
458 if (lnewstr > loldstr)
459 bcopy(word + loldstr, word + lnewstr, ltgt - pos - lnewstr);
460 bcopy(newstr, word, lnewstr);
461 } while ((word = strstrword(word, oldstr)));
467 substip(char *tgt, const char *oldstr, struct in_addr ip)
469 return subst(tgt, oldstr, inet_ntoa(ip));
473 substlong(char *tgt, const char *oldstr, long l)
477 snprintf(buf, sizeof buf, "%ld", l);
479 return subst(tgt, oldstr, buf);
483 substull(char *tgt, const char *oldstr, unsigned long long ull)
487 snprintf(buf, sizeof buf, "%llu", ull);
489 return subst(tgt, oldstr, buf);
495 substipv6(char *tgt, const char *oldstr, const struct ncpaddr *ip)
497 return subst(tgt, oldstr, ncpaddr_ntoa(ip));
502 substipv6prefix(char *tgt, const char *oldstr, const uint8_t *ipv6prefix)
504 uint8_t ipv6addr[INET6_ADDRSTRLEN];
505 uint8_t prefix[INET6_ADDRSTRLEN + sizeof("/128") - 1];
508 inet_ntop(AF_INET6, &ipv6prefix[2], ipv6addr, sizeof(ipv6addr));
509 snprintf(prefix, sizeof(prefix), "%s/%d", ipv6addr, ipv6prefix[1]);
512 return subst(tgt, oldstr, prefix);
518 command_Expand(char **nargv, int argc, char const *const *oargv,
519 struct bundle *bundle, int inc0, pid_t pid)
523 unsigned long long oin, oout, pin, pout;
526 arg = 0; /* Start at arg 0 */
528 nargv[0] = strdup(oargv[0]);
532 secs = bundle_Uptime(bundle);
533 snprintf(uptime, sizeof uptime, "%d:%02d:%02d",
534 secs / 3600, (secs / 60) % 60, secs % 60);
535 oin = bundle->ncp.ipcp.throughput.OctetsIn;
536 oout = bundle->ncp.ipcp.throughput.OctetsOut;
537 pin = bundle->ncp.ipcp.throughput.PacketsIn;
538 pout = bundle->ncp.ipcp.throughput.PacketsOut;
540 oin += bundle->ncp.ipv6cp.throughput.OctetsIn;
541 oout += bundle->ncp.ipv6cp.throughput.OctetsOut;
542 pin += bundle->ncp.ipv6cp.throughput.PacketsIn;
543 pout += bundle->ncp.ipv6cp.throughput.PacketsOut;
546 for (; arg < argc; arg++) {
547 nargv[arg] = strdup(oargv[arg]);
548 nargv[arg] = subst(nargv[arg], "AUTHNAME", bundle->cfg.auth.name);
549 nargv[arg] = substip(nargv[arg], "DNS0", bundle->ncp.ipcp.ns.dns[0]);
550 nargv[arg] = substip(nargv[arg], "DNS1", bundle->ncp.ipcp.ns.dns[1]);
551 nargv[arg] = subst(nargv[arg], "ENDDISC",
552 mp_Enddisc(bundle->ncp.mp.cfg.enddisc.class,
553 bundle->ncp.mp.cfg.enddisc.address,
554 bundle->ncp.mp.cfg.enddisc.len));
555 nargv[arg] = substip(nargv[arg], "HISADDR", bundle->ncp.ipcp.peer_ip);
557 nargv[arg] = substipv6(nargv[arg], "HISADDR6", &bundle->ncp.ipv6cp.hisaddr);
559 nargv[arg] = subst(nargv[arg], "INTERFACE", bundle->iface->name);
560 nargv[arg] = substull(nargv[arg], "IPOCTETSIN",
561 bundle->ncp.ipcp.throughput.OctetsIn);
562 nargv[arg] = substull(nargv[arg], "IPOCTETSOUT",
563 bundle->ncp.ipcp.throughput.OctetsOut);
564 nargv[arg] = substull(nargv[arg], "IPPACKETSIN",
565 bundle->ncp.ipcp.throughput.PacketsIn);
566 nargv[arg] = substull(nargv[arg], "IPPACKETSOUT",
567 bundle->ncp.ipcp.throughput.PacketsOut);
569 nargv[arg] = substull(nargv[arg], "IPV6OCTETSIN",
570 bundle->ncp.ipv6cp.throughput.OctetsIn);
571 nargv[arg] = substull(nargv[arg], "IPV6OCTETSOUT",
572 bundle->ncp.ipv6cp.throughput.OctetsOut);
573 nargv[arg] = substull(nargv[arg], "IPV6PACKETSIN",
574 bundle->ncp.ipv6cp.throughput.PacketsIn);
575 nargv[arg] = substull(nargv[arg], "IPV6PACKETSOUT",
576 bundle->ncp.ipv6cp.throughput.PacketsOut);
578 nargv[arg] = subst(nargv[arg], "LABEL", bundle_GetLabel(bundle));
579 nargv[arg] = substip(nargv[arg], "MYADDR", bundle->ncp.ipcp.my_ip);
581 nargv[arg] = substipv6(nargv[arg], "MYADDR6", &bundle->ncp.ipv6cp.myaddr);
583 nargv[arg] = substipv6prefix(nargv[arg], "IPV6PREFIX",
584 bundle->radius.ipv6prefix);
587 nargv[arg] = substull(nargv[arg], "OCTETSIN", oin);
588 nargv[arg] = substull(nargv[arg], "OCTETSOUT", oout);
589 nargv[arg] = substull(nargv[arg], "PACKETSIN", pin);
590 nargv[arg] = substull(nargv[arg], "PACKETSOUT", pout);
591 nargv[arg] = subst(nargv[arg], "PEER_ENDDISC",
592 mp_Enddisc(bundle->ncp.mp.peer.enddisc.class,
593 bundle->ncp.mp.peer.enddisc.address,
594 bundle->ncp.mp.peer.enddisc.len));
595 nargv[arg] = substlong(nargv[arg], "PROCESSID", pid);
597 nargv[arg] = substlong(nargv[arg], "SOCKNAME", server.cfg.port);
599 nargv[arg] = subst(nargv[arg], "SOCKNAME", server.cfg.sockname);
600 nargv[arg] = subst(nargv[arg], "UPTIME", uptime);
601 nargv[arg] = subst(nargv[arg], "USER", bundle->ncp.mp.peer.authname);
602 nargv[arg] = subst(nargv[arg], "VERSION", Version);
608 command_Free(int argc, char **argv)
618 ShellCommand(struct cmdargs const *arg, int bg)
623 #ifdef SHELL_ONLY_INTERACTIVELY
624 /* we're only allowed to shell when we run ppp interactively */
625 if (arg->prompt && arg->prompt->owner) {
626 log_Printf(LogWARN, "Can't start a shell from a network connection\n");
631 if (arg->argc == arg->argn) {
633 log_Printf(LogWARN, "Can't start an interactive shell from"
636 } else if (arg->prompt->owner) {
637 log_Printf(LogWARN, "Can't start an interactive shell from"
638 " a socket connection\n");
641 log_Printf(LogWARN, "Can only start an interactive shell in"
642 " the foreground mode\n");
648 if ((shpid = fork()) == 0) {
651 if ((shell = getenv("SHELL")) == 0)
652 shell = _PATH_BSHELL;
657 fd = arg->prompt->fd_out;
658 else if ((fd = open(_PATH_DEVNULL, O_RDWR)) == -1) {
659 log_Printf(LogALERT, "Failed to open %s: %s\n",
660 _PATH_DEVNULL, strerror(errno));
663 dup2(fd, STDIN_FILENO);
664 dup2(fd, STDOUT_FILENO);
665 dup2(fd, STDERR_FILENO);
666 for (i = getdtablesize(); i > STDERR_FILENO; i--)
667 fcntl(i, F_SETFD, 1);
670 setuid(ID0realuid());
672 if (arg->argc > arg->argn) {
673 /* substitute pseudo args */
675 int argc = arg->argc - arg->argn;
677 if (argc >= (int)(sizeof argv / sizeof argv[0])) {
678 argc = sizeof argv / sizeof argv[0] - 1;
679 log_Printf(LogWARN, "Truncating shell command to %d args\n", argc);
681 command_Expand(argv, argc, arg->argv + arg->argn, arg->bundle, 0, pid);
686 if (daemon(1, 1) == -1) {
687 log_Printf(LogERROR, "%ld: daemon: %s\n", (long)p, strerror(errno));
690 } else if (arg->prompt)
691 printf("ppp: Pausing until %s finishes\n", arg->argv[arg->argn]);
692 execvp(argv[0], argv);
695 printf("ppp: Pausing until %s finishes\n", shell);
696 prompt_TtyOldMode(arg->prompt);
697 execl(shell, shell, (char *)NULL);
700 log_Printf(LogWARN, "exec() of %s failed: %s\n",
701 arg->argc > arg->argn ? arg->argv[arg->argn] : shell,
706 if (shpid == (pid_t)-1)
707 log_Printf(LogERROR, "Fork failed: %s\n", strerror(errno));
710 waitpid(shpid, &status, 0);
713 if (arg->prompt && !arg->prompt->owner)
714 prompt_TtyCommandMode(arg->prompt);
720 BgShellCommand(struct cmdargs const *arg)
722 if (arg->argc == arg->argn)
724 return ShellCommand(arg, 1);
728 FgShellCommand(struct cmdargs const *arg)
730 return ShellCommand(arg, 0);
734 ResolvCommand(struct cmdargs const *arg)
736 if (arg->argc == arg->argn + 1) {
737 if (!strcasecmp(arg->argv[arg->argn], "reload"))
738 ipcp_LoadDNS(&arg->bundle->ncp.ipcp);
739 else if (!strcasecmp(arg->argv[arg->argn], "restore"))
740 ipcp_RestoreDNS(&arg->bundle->ncp.ipcp);
741 else if (!strcasecmp(arg->argv[arg->argn], "rewrite"))
742 ipcp_WriteDNS(&arg->bundle->ncp.ipcp);
743 else if (!strcasecmp(arg->argv[arg->argn], "readonly"))
744 arg->bundle->ncp.ipcp.ns.writable = 0;
745 else if (!strcasecmp(arg->argv[arg->argn], "writable"))
746 arg->bundle->ncp.ipcp.ns.writable = 1;
757 static struct cmdtab const NatCommands[] =
759 {"addr", NULL, nat_RedirectAddr, LOCAL_AUTH,
760 "static address translation", "nat addr [addr_local addr_alias]", NULL},
761 {"deny_incoming", NULL, NatOption, LOCAL_AUTH,
762 "stop incoming connections", "nat deny_incoming yes|no",
763 (const void *) PKT_ALIAS_DENY_INCOMING},
764 {"enable", NULL, NatEnable, LOCAL_AUTH,
765 "enable NAT", "nat enable yes|no", NULL},
766 {"log", NULL, NatOption, LOCAL_AUTH,
767 "log NAT link creation", "nat log yes|no",
768 (const void *) PKT_ALIAS_LOG},
769 {"port", NULL, nat_RedirectPort, LOCAL_AUTH, "port redirection",
770 "nat port proto localaddr:port[-port] aliasport[-aliasport]", NULL},
771 {"proto", NULL, nat_RedirectProto, LOCAL_AUTH, "protocol redirection",
772 "nat proto proto localIP [publicIP [remoteIP]]", NULL},
773 {"proxy", NULL, nat_ProxyRule, LOCAL_AUTH,
774 "proxy control", "nat proxy server host[:port] ...", NULL},
776 {"punch_fw", NULL, nat_PunchFW, LOCAL_AUTH,
777 "firewall control", "nat punch_fw [base count]", NULL},
779 {"skinny_port", NULL, nat_SkinnyPort, LOCAL_AUTH,
780 "TCP port used by Skinny Station protocol", "nat skinny_port [port]", NULL},
781 {"same_ports", NULL, NatOption, LOCAL_AUTH,
782 "try to leave port numbers unchanged", "nat same_ports yes|no",
783 (const void *) PKT_ALIAS_SAME_PORTS},
784 {"target", NULL, nat_SetTarget, LOCAL_AUTH,
785 "Default address for incoming connections", "nat target addr", NULL},
786 {"unregistered_only", NULL, NatOption, LOCAL_AUTH,
787 "translate unregistered (private) IP address space only",
788 "nat unregistered_only yes|no",
789 (const void *) PKT_ALIAS_UNREGISTERED_ONLY},
790 {"use_sockets", NULL, NatOption, LOCAL_AUTH,
791 "allocate host sockets", "nat use_sockets yes|no",
792 (const void *) PKT_ALIAS_USE_SOCKETS},
793 {"help", "?", HelpCommand, LOCAL_AUTH | LOCAL_NO_AUTH,
794 "Display this message", "nat help|? [command]", NatCommands},
795 {NULL, NULL, NULL, 0, NULL, NULL, NULL},
799 static struct cmdtab const AllowCommands[] = {
800 {"modes", "mode", AllowModes, LOCAL_AUTH,
801 "Only allow certain ppp modes", "allow modes mode...", NULL},
802 {"users", "user", AllowUsers, LOCAL_AUTH,
803 "Only allow ppp access to certain users", "allow users logname...", NULL},
804 {"help", "?", HelpCommand, LOCAL_AUTH | LOCAL_NO_AUTH,
805 "Display this message", "allow help|? [command]", AllowCommands},
806 {NULL, NULL, NULL, 0, NULL, NULL, NULL},
809 static struct cmdtab const IfaceCommands[] =
811 {"add", NULL, IfaceAddCommand, LOCAL_AUTH,
812 "Add iface address", "iface add addr[/bits| mask] peer", NULL},
813 {NULL, "add!", IfaceAddCommand, LOCAL_AUTH,
814 "Add or change an iface address", "iface add! addr[/bits| mask] peer",
816 {"clear", NULL, IfaceClearCommand, LOCAL_AUTH,
817 "Clear iface address(es)", "iface clear [INET | INET6]", NULL},
818 {"delete", "rm", IfaceDeleteCommand, LOCAL_AUTH,
819 "Delete iface address", "iface delete addr", NULL},
820 {NULL, "rm!", IfaceDeleteCommand, LOCAL_AUTH,
821 "Delete iface address", "iface delete addr", (void *)1},
822 {NULL, "delete!", IfaceDeleteCommand, LOCAL_AUTH,
823 "Delete iface address", "iface delete addr", (void *)1},
824 {"show", NULL, iface_Show, LOCAL_AUTH,
825 "Show iface address(es)", "iface show", NULL},
826 {"help", "?", HelpCommand, LOCAL_AUTH | LOCAL_NO_AUTH,
827 "Display this message", "nat help|? [command]", IfaceCommands},
828 {NULL, NULL, NULL, 0, NULL, NULL, NULL},
831 static struct cmdtab const Commands[] = {
832 {"accept", NULL, NegotiateCommand, LOCAL_AUTH | LOCAL_CX_OPT,
833 "accept option request", "accept option ..", NULL},
834 {"add", NULL, AddCommand, LOCAL_AUTH,
835 "add route", "add dest mask gateway", NULL},
836 {NULL, "add!", AddCommand, LOCAL_AUTH,
837 "add or change route", "add! dest mask gateway", (void *)1},
838 {"allow", "auth", RunListCommand, LOCAL_AUTH,
839 "Allow ppp access", "allow users|modes ....", AllowCommands},
840 {"bg", "!bg", BgShellCommand, LOCAL_AUTH,
841 "Run a background command", "[!]bg command", NULL},
842 {"clear", NULL, ClearCommand, LOCAL_AUTH | LOCAL_CX_OPT,
843 "Clear throughput statistics",
844 "clear ipcp|ipv6cp|physical [current|overall|peak]...", NULL},
845 {"clone", NULL, CloneCommand, LOCAL_AUTH | LOCAL_CX,
846 "Clone a link", "clone newname...", NULL},
847 {"close", NULL, CloseCommand, LOCAL_AUTH | LOCAL_CX_OPT,
848 "Close an FSM", "close [lcp|ccp]", NULL},
849 {"delete", NULL, DeleteCommand, LOCAL_AUTH,
850 "delete route", "delete dest", NULL},
851 {NULL, "delete!", DeleteCommand, LOCAL_AUTH,
852 "delete a route if it exists", "delete! dest", (void *)1},
853 {"deny", NULL, NegotiateCommand, LOCAL_AUTH | LOCAL_CX_OPT,
854 "Deny option request", "deny option ..", NULL},
855 {"dial", "call", DialCommand, LOCAL_AUTH | LOCAL_CX_OPT,
856 "Dial and login", "dial|call [system ...]", NULL},
857 {"disable", NULL, NegotiateCommand, LOCAL_AUTH | LOCAL_CX_OPT,
858 "Disable option", "disable option ..", NULL},
859 {"down", NULL, DownCommand, LOCAL_AUTH | LOCAL_CX_OPT,
860 "Generate a down event", "down [ccp|lcp]", NULL},
861 {"enable", NULL, NegotiateCommand, LOCAL_AUTH | LOCAL_CX_OPT,
862 "Enable option", "enable option ..", NULL},
863 {"ident", NULL, IdentCommand, LOCAL_AUTH | LOCAL_CX,
864 "Set the link identity", "ident text...", NULL},
865 {"iface", "interface", RunListCommand, LOCAL_AUTH,
866 "interface control", "iface option ...", IfaceCommands},
867 {"link", "datalink", LinkCommand, LOCAL_AUTH,
868 "Link specific commands", "link name command ...", NULL},
869 {"load", NULL, LoadCommand, LOCAL_AUTH | LOCAL_CX_OPT,
870 "Load settings", "load [system ...]", NULL},
871 {"log", NULL, LogCommand, LOCAL_AUTH | LOCAL_CX_OPT,
872 "log information", "log word ...", NULL},
874 {"nat", "alias", RunListCommand, LOCAL_AUTH,
875 "NAT control", "nat option yes|no", NatCommands},
877 {"open", NULL, OpenCommand, LOCAL_AUTH | LOCAL_CX_OPT,
878 "Open an FSM", "open! [lcp|ccp|ipcp]", (void *)1},
879 {"passwd", NULL, PasswdCommand, LOCAL_NO_AUTH,
880 "Password for manipulation", "passwd LocalPassword", NULL},
881 {"quit", "bye", QuitCommand, LOCAL_AUTH | LOCAL_NO_AUTH,
882 "Quit PPP program", "quit|bye [all]", NULL},
883 {"remove", "rm", RemoveCommand, LOCAL_AUTH | LOCAL_CX,
884 "Remove a link", "remove", NULL},
885 {"rename", "mv", RenameCommand, LOCAL_AUTH | LOCAL_CX,
886 "Rename a link", "rename name", NULL},
887 {"resolv", NULL, ResolvCommand, LOCAL_AUTH,
888 "Manipulate resolv.conf", "resolv readonly|reload|restore|rewrite|writable",
890 {"save", NULL, SaveCommand, LOCAL_AUTH,
891 "Save settings", "save", NULL},
892 {"sendident", NULL, SendIdentification, LOCAL_AUTH | LOCAL_CX,
893 "Transmit the link identity", "sendident", NULL},
894 {"set", "setup", SetCommand, LOCAL_AUTH | LOCAL_CX_OPT,
895 "Set parameters", "set[up] var value", NULL},
896 {"shell", "!", FgShellCommand, LOCAL_AUTH,
897 "Run a subshell", "shell|! [sh command]", NULL},
898 {"show", NULL, ShowCommand, LOCAL_AUTH | LOCAL_CX_OPT,
899 "Show status and stats", "show var", NULL},
900 {"term", NULL, TerminalCommand, LOCAL_AUTH | LOCAL_CX,
901 "Enter terminal mode", "term", NULL},
902 {"help", "?", HelpCommand, LOCAL_AUTH | LOCAL_NO_AUTH,
903 "Display this message", "help|? [command]", Commands},
904 {NULL, NULL, NULL, 0, NULL, NULL, NULL},
908 ShowEscape(struct cmdargs const *arg)
910 if (arg->cx->physical->async.cfg.EscMap[32]) {
912 const char *sep = "";
914 for (code = 0; code < 32; code++)
915 if (arg->cx->physical->async.cfg.EscMap[code])
916 for (bit = 0; bit < 8; bit++)
917 if (arg->cx->physical->async.cfg.EscMap[code] & (1 << bit)) {
918 prompt_Printf(arg->prompt, "%s0x%02x", sep, (code << 3) + bit);
921 prompt_Printf(arg->prompt, "\n");
927 ShowTimerList(struct cmdargs const *arg)
929 timer_Show(0, arg->prompt);
934 ShowStopped(struct cmdargs const *arg)
936 prompt_Printf(arg->prompt, " Stopped Timer: LCP: ");
937 if (!arg->cx->physical->link.lcp.fsm.StoppedTimer.load)
938 prompt_Printf(arg->prompt, "Disabled");
940 prompt_Printf(arg->prompt, "%ld secs",
941 arg->cx->physical->link.lcp.fsm.StoppedTimer.load / SECTICKS);
943 prompt_Printf(arg->prompt, ", CCP: ");
944 if (!arg->cx->physical->link.ccp.fsm.StoppedTimer.load)
945 prompt_Printf(arg->prompt, "Disabled");
947 prompt_Printf(arg->prompt, "%ld secs",
948 arg->cx->physical->link.ccp.fsm.StoppedTimer.load / SECTICKS);
950 prompt_Printf(arg->prompt, "\n");
956 ShowVersion(struct cmdargs const *arg)
958 prompt_Printf(arg->prompt, "PPP Version %s\n", Version);
963 ShowProtocolStats(struct cmdargs const *arg)
965 struct link *l = command_ChooseLink(arg);
967 prompt_Printf(arg->prompt, "%s:\n", l->name);
968 link_ReportProtocolStatus(l, arg->prompt);
972 static struct cmdtab const ShowCommands[] = {
973 {"bundle", NULL, bundle_ShowStatus, LOCAL_AUTH,
974 "bundle details", "show bundle", NULL},
975 {"ccp", NULL, ccp_ReportStatus, LOCAL_AUTH | LOCAL_CX_OPT,
976 "CCP status", "show cpp", NULL},
977 {"compress", NULL, sl_Show, LOCAL_AUTH,
978 "VJ compression stats", "show compress", NULL},
979 {"escape", NULL, ShowEscape, LOCAL_AUTH | LOCAL_CX,
980 "escape characters", "show escape", NULL},
981 {"filter", NULL, filter_Show, LOCAL_AUTH,
982 "packet filters", "show filter [in|out|dial|alive]", NULL},
983 {"hdlc", NULL, hdlc_ReportStatus, LOCAL_AUTH | LOCAL_CX,
984 "HDLC errors", "show hdlc", NULL},
985 {"iface", "interface", iface_Show, LOCAL_AUTH,
986 "Interface status", "show iface", NULL},
987 {"ipcp", NULL, ipcp_Show, LOCAL_AUTH,
988 "IPCP status", "show ipcp", NULL},
990 {"ipv6cp", NULL, ipv6cp_Show, LOCAL_AUTH,
991 "IPV6CP status", "show ipv6cp", NULL},
993 {"layers", NULL, link_ShowLayers, LOCAL_AUTH | LOCAL_CX_OPT,
994 "Protocol layers", "show layers", NULL},
995 {"lcp", NULL, lcp_ReportStatus, LOCAL_AUTH | LOCAL_CX,
996 "LCP status", "show lcp", NULL},
997 {"link", "datalink", datalink_Show, LOCAL_AUTH | LOCAL_CX,
998 "(high-level) link info", "show link", NULL},
999 {"links", NULL, bundle_ShowLinks, LOCAL_AUTH,
1000 "available link names", "show links", NULL},
1001 {"log", NULL, log_ShowLevel, LOCAL_AUTH,
1002 "log levels", "show log", NULL},
1003 {"mem", NULL, mbuf_Show, LOCAL_AUTH,
1004 "mbuf allocations", "show mem", NULL},
1005 {"ncp", NULL, ncp_Show, LOCAL_AUTH,
1006 "NCP status", "show ncp", NULL},
1007 {"physical", NULL, physical_ShowStatus, LOCAL_AUTH | LOCAL_CX,
1008 "(low-level) link info", "show physical", NULL},
1009 {"mp", "multilink", mp_ShowStatus, LOCAL_AUTH,
1010 "multilink setup", "show mp", NULL},
1011 {"proto", NULL, ShowProtocolStats, LOCAL_AUTH | LOCAL_CX_OPT,
1012 "protocol summary", "show proto", NULL},
1013 {"route", NULL, route_Show, LOCAL_AUTH,
1014 "routing table", "show route", NULL},
1015 {"stopped", NULL, ShowStopped, LOCAL_AUTH | LOCAL_CX,
1016 "STOPPED timeout", "show stopped", NULL},
1017 {"timers", NULL, ShowTimerList, LOCAL_AUTH,
1018 "alarm timers", "show timers", NULL},
1019 {"version", NULL, ShowVersion, LOCAL_NO_AUTH | LOCAL_AUTH,
1020 "version string", "show version", NULL},
1021 {"who", NULL, log_ShowWho, LOCAL_AUTH,
1022 "client list", "show who", NULL},
1023 {"help", "?", HelpCommand, LOCAL_NO_AUTH | LOCAL_AUTH,
1024 "Display this message", "show help|? [command]", ShowCommands},
1025 {NULL, NULL, NULL, 0, NULL, NULL, NULL},
1028 static struct cmdtab const *
1029 FindCommand(struct cmdtab const *cmds, const char *str, int *pmatch)
1033 struct cmdtab const *found;
1038 while (cmds->func) {
1039 if (cmds->name && strncasecmp(str, cmds->name, len) == 0) {
1040 if (cmds->name[len] == '\0') {
1046 } else if (cmds->alias && strncasecmp(str, cmds->alias, len) == 0) {
1047 if (cmds->alias[len] == '\0') {
1061 mkPrefix(int argc, char const *const *argv, char *tgt, int sz)
1066 for (f = 0; f < argc && tlen < sz - 2; f++) {
1069 len = strlen(argv[f]);
1070 if (len > sz - tlen - 1)
1071 len = sz - tlen - 1;
1072 strncpy(tgt+tlen, argv[f], len);
1080 FindExec(struct bundle *bundle, struct cmdtab const *cmds, int argc, int argn,
1081 char const *const *argv, struct prompt *prompt, struct datalink *cx)
1083 struct cmdtab const *cmd;
1089 cmd = FindCommand(cmds, argv[argn], &nmatch);
1091 log_Printf(LogWARN, "%s: Ambiguous command\n",
1092 mkPrefix(argn+1, argv, prefix, sizeof prefix));
1093 else if (cmd && (!prompt || (cmd->lauth & prompt->auth))) {
1094 if ((cmd->lauth & LOCAL_CX) && !cx)
1095 /* We've got no context, but we require it */
1096 cx = bundle2datalink(bundle, NULL);
1098 if ((cmd->lauth & LOCAL_CX) && !cx)
1099 log_Printf(LogWARN, "%s: No context (use the `link' command)\n",
1100 mkPrefix(argn+1, argv, prefix, sizeof prefix));
1102 if (cx && !(cmd->lauth & (LOCAL_CX|LOCAL_CX_OPT))) {
1103 log_Printf(LogWARN, "%s: Redundant context (%s) ignored\n",
1104 mkPrefix(argn+1, argv, prefix, sizeof prefix), cx->name);
1112 arg.bundle = bundle;
1114 arg.prompt = prompt;
1115 val = (*cmd->func) (&arg);
1118 log_Printf(LogWARN, "%s: Invalid command\n",
1119 mkPrefix(argn+1, argv, prefix, sizeof prefix));
1122 log_Printf(LogWARN, "usage: %s\n", cmd->syntax);
1124 log_Printf(LogWARN, "%s: Failed %d\n",
1125 mkPrefix(argn+1, argv, prefix, sizeof prefix), val);
1131 command_Expand_Interpret(char *buff, int nb, char *argv[MAXARGS], int offset)
1133 char buff2[LINE_LEN-offset];
1135 InterpretArg(buff, buff2);
1136 strncpy(buff, buff2, LINE_LEN - offset - 1);
1137 buff[LINE_LEN - offset - 1] = '\0';
1139 return command_Interpret(buff, nb, argv);
1143 command_Interpret(char *buff, int nb, char *argv[MAXARGS])
1148 cp = buff + strcspn(buff, "\r\n");
1151 return MakeArgs(buff, argv, MAXARGS, PARSE_REDUCE);
1157 arghidden(char const *const *argv, int n)
1159 /* Is arg n of the given command to be hidden from the log ? */
1161 /* set authkey xxxxx */
1163 if (n == 2 && !strncasecmp(argv[0], "se", 2) &&
1164 (!strncasecmp(argv[1], "authk", 5) || !strncasecmp(argv[1], "ke", 2)))
1168 if (n == 1 && !strncasecmp(argv[0], "p", 1))
1171 /* set server port xxxxx .... */
1172 if (n == 3 && !strncasecmp(argv[0], "se", 2) &&
1173 !strncasecmp(argv[1], "se", 2))
1180 command_Run(struct bundle *bundle, int argc, char const *const *argv,
1181 struct prompt *prompt, const char *label, struct datalink *cx)
1184 if (log_IsKept(LogCOMMAND)) {
1190 strncpy(buf, label, sizeof buf - 3);
1191 buf[sizeof buf - 3] = '\0';
1198 buf[sizeof buf - 1] = '\0'; /* In case we run out of room in buf */
1200 for (f = 0; f < argc; f++) {
1201 if (n < sizeof buf - 1 && f)
1203 if (arghidden(argv, f))
1204 strncpy(buf+n, "********", sizeof buf - n - 1);
1206 strncpy(buf+n, argv[f], sizeof buf - n - 1);
1209 log_Printf(LogCOMMAND, "%s\n", buf);
1211 FindExec(bundle, Commands, argc, 0, argv, prompt, cx);
1216 command_Decode(struct bundle *bundle, char *buff, int nb, struct prompt *prompt,
1220 char *argv[MAXARGS];
1222 if ((argc = command_Expand_Interpret(buff, nb, argv, 0)) < 0)
1225 command_Run(bundle, argc, (char const *const *)argv, prompt, label, NULL);
1230 ShowCommand(struct cmdargs const *arg)
1233 log_Printf(LogWARN, "show: Cannot show without a prompt\n");
1234 else if (arg->argc > arg->argn)
1235 FindExec(arg->bundle, ShowCommands, arg->argc, arg->argn, arg->argv,
1236 arg->prompt, arg->cx);
1238 prompt_Printf(arg->prompt, "Use ``show ?'' to get a list.\n");
1244 TerminalCommand(struct cmdargs const *arg)
1247 log_Printf(LogWARN, "term: Need a prompt\n");
1251 if (arg->cx->physical->link.lcp.fsm.state > ST_CLOSED) {
1252 prompt_Printf(arg->prompt, "LCP state is [%s]\n",
1253 State2Nam(arg->cx->physical->link.lcp.fsm.state));
1257 datalink_Up(arg->cx, 0, 0);
1258 prompt_TtyTermMode(arg->prompt, arg->cx);
1263 QuitCommand(struct cmdargs const *arg)
1265 if (!arg->prompt || prompt_IsController(arg->prompt) ||
1266 (arg->argc > arg->argn && !strcasecmp(arg->argv[arg->argn], "all") &&
1267 (arg->prompt->auth & LOCAL_AUTH)))
1270 prompt_Destroy(arg->prompt, 1);
1276 OpenCommand(struct cmdargs const *arg)
1278 if (arg->argc == arg->argn)
1279 bundle_Open(arg->bundle, arg->cx ? arg->cx->name : NULL, PHYS_ALL, 1);
1280 else if (arg->argc == arg->argn + 1) {
1281 if (!strcasecmp(arg->argv[arg->argn], "lcp")) {
1282 struct datalink *cx = arg->cx ?
1283 arg->cx : bundle2datalink(arg->bundle, NULL);
1285 if (cx->physical->link.lcp.fsm.state == ST_OPENED)
1286 fsm_Reopen(&cx->physical->link.lcp.fsm);
1288 bundle_Open(arg->bundle, cx->name, PHYS_ALL, 1);
1290 log_Printf(LogWARN, "open lcp: You must specify a link\n");
1291 } else if (!strcasecmp(arg->argv[arg->argn], "ccp")) {
1294 fp = &command_ChooseLink(arg)->ccp.fsm;
1295 if (fp->link->lcp.fsm.state != ST_OPENED)
1296 log_Printf(LogWARN, "open: LCP must be open before opening CCP\n");
1297 else if (fp->state == ST_OPENED)
1300 fp->open_mode = 0; /* Not passive any more */
1301 if (fp->state == ST_STOPPED) {
1309 } else if (!strcasecmp(arg->argv[arg->argn], "ipcp")) {
1311 log_Printf(LogWARN, "open ipcp: You need not specify a link\n");
1312 if (arg->bundle->ncp.ipcp.fsm.state == ST_OPENED)
1313 fsm_Reopen(&arg->bundle->ncp.ipcp.fsm);
1315 bundle_Open(arg->bundle, NULL, PHYS_ALL, 1);
1325 CloseCommand(struct cmdargs const *arg)
1327 if (arg->argc == arg->argn)
1328 bundle_Close(arg->bundle, arg->cx ? arg->cx->name : NULL, CLOSE_STAYDOWN);
1329 else if (arg->argc == arg->argn + 1) {
1330 if (!strcasecmp(arg->argv[arg->argn], "lcp"))
1331 bundle_Close(arg->bundle, arg->cx ? arg->cx->name : NULL, CLOSE_LCP);
1332 else if (!strcasecmp(arg->argv[arg->argn], "ccp") ||
1333 !strcasecmp(arg->argv[arg->argn], "ccp!")) {
1336 fp = &command_ChooseLink(arg)->ccp.fsm;
1337 if (fp->state == ST_OPENED) {
1339 if (arg->argv[arg->argn][3] == '!')
1340 fp->open_mode = 0; /* Stay ST_CLOSED */
1342 fp->open_mode = OPEN_PASSIVE; /* Wait for the peer to start */
1353 DownCommand(struct cmdargs const *arg)
1355 if (arg->argc == arg->argn) {
1357 datalink_Down(arg->cx, CLOSE_STAYDOWN);
1359 bundle_Down(arg->bundle, CLOSE_STAYDOWN);
1360 } else if (arg->argc == arg->argn + 1) {
1361 if (!strcasecmp(arg->argv[arg->argn], "lcp")) {
1363 datalink_Down(arg->cx, CLOSE_LCP);
1365 bundle_Down(arg->bundle, CLOSE_LCP);
1366 } else if (!strcasecmp(arg->argv[arg->argn], "ccp")) {
1367 struct fsm *fp = arg->cx ? &arg->cx->physical->link.ccp.fsm :
1368 &arg->bundle->ncp.mp.link.ccp.fsm;
1379 SetModemSpeed(struct cmdargs const *arg)
1384 if (arg->argc > arg->argn && *arg->argv[arg->argn]) {
1385 if (arg->argc > arg->argn+1) {
1386 log_Printf(LogWARN, "SetModemSpeed: Too many arguments\n");
1389 if (strcasecmp(arg->argv[arg->argn], "sync") == 0) {
1390 physical_SetSync(arg->cx->physical);
1394 speed = strtol(arg->argv[arg->argn], &end, 10);
1395 if (*end || speed < 0) {
1396 log_Printf(LogWARN, "SetModemSpeed: Bad argument \"%s\"",
1397 arg->argv[arg->argn]);
1400 if (physical_SetSpeed(arg->cx->physical, speed))
1402 log_Printf(LogWARN, "%s: Invalid speed\n", arg->argv[arg->argn]);
1404 log_Printf(LogWARN, "SetModemSpeed: No speed specified\n");
1410 SetStoppedTimeout(struct cmdargs const *arg)
1412 struct link *l = &arg->cx->physical->link;
1414 l->lcp.fsm.StoppedTimer.load = 0;
1415 l->ccp.fsm.StoppedTimer.load = 0;
1416 if (arg->argc <= arg->argn+2) {
1417 if (arg->argc > arg->argn) {
1418 l->lcp.fsm.StoppedTimer.load = atoi(arg->argv[arg->argn]) * SECTICKS;
1419 if (arg->argc > arg->argn+1)
1420 l->ccp.fsm.StoppedTimer.load = atoi(arg->argv[arg->argn+1]) * SECTICKS;
1428 SetServer(struct cmdargs const *arg)
1432 if (arg->argc > arg->argn && arg->argc < arg->argn+4) {
1433 const char *port, *passwd, *mask;
1437 port = arg->argv[arg->argn];
1438 if (arg->argc == arg->argn + 2) {
1439 passwd = arg->argv[arg->argn+1];
1441 } else if (arg->argc == arg->argn + 3) {
1442 passwd = arg->argv[arg->argn+1];
1443 mask = arg->argv[arg->argn+2];
1444 mlen = strlen(mask);
1445 if (mlen == 0 || mlen > 4 || strspn(mask, "01234567") != mlen ||
1446 (mlen == 4 && *mask != '0')) {
1447 log_Printf(LogWARN, "%s %s: %s: Invalid mask\n",
1448 arg->argv[arg->argn - 2], arg->argv[arg->argn - 1], mask);
1451 } else if (arg->argc != arg->argn + 1)
1453 else if (strcasecmp(port, "none") == 0) {
1454 if (server_Clear(arg->bundle))
1455 log_Printf(LogPHASE, "Disabled server socket\n");
1457 } else if (strcasecmp(port, "open") == 0) {
1458 switch (server_Reopen(arg->bundle)) {
1462 log_Printf(LogWARN, "Failed to reopen server port\n");
1465 log_Printf(LogWARN, "Cannot reopen unset server socket\n");
1471 } else if (strcasecmp(port, "closed") == 0) {
1472 if (server_Close(arg->bundle))
1473 log_Printf(LogPHASE, "Closed server socket\n");
1475 log_Printf(LogWARN, "Server socket not open\n");
1481 strncpy(server.cfg.passwd, passwd, sizeof server.cfg.passwd - 1);
1482 server.cfg.passwd[sizeof server.cfg.passwd - 1] = '\0';
1486 char *ptr, name[LINE_LEN + 12];
1490 else for (imask = mlen = 0; mask[mlen]; mlen++)
1491 imask = (imask * 8) + mask[mlen] - '0';
1493 ptr = strstr(port, "%d");
1495 snprintf(name, sizeof name, "%.*s%d%s",
1496 (int)(ptr - port), port, arg->bundle->unit, ptr + 2);
1499 res = server_LocalOpen(arg->bundle, port, imask);
1510 if (strspn(port, "0123456789") != strlen(port)) {
1513 if ((s = getservbyname(port, "tcp")) == NULL) {
1515 log_Printf(LogWARN, "%s: Invalid port or service\n", port);
1517 iport = ntohs(s->s_port);
1523 iport += arg->bundle->unit;
1524 res = server_TcpOpen(arg->bundle, iport);
1534 SetEscape(struct cmdargs const *arg)
1537 int argc = arg->argc - arg->argn;
1538 char const *const *argv = arg->argv + arg->argn;
1540 for (code = 0; code < 33; code++)
1541 arg->cx->physical->async.cfg.EscMap[code] = 0;
1543 while (argc-- > 0) {
1544 sscanf(*argv++, "%x", &code);
1546 arg->cx->physical->async.cfg.EscMap[code >> 3] |= (1 << (code & 7));
1547 arg->cx->physical->async.cfg.EscMap[32] = 1;
1553 SetInterfaceAddr(struct cmdargs const *arg)
1555 struct ncp *ncp = &arg->bundle->ncp;
1556 struct ncpaddr ncpaddr;
1557 const char *hisaddr;
1559 if (arg->argc > arg->argn + 4)
1563 memset(&ncp->ipcp.cfg.my_range, '\0', sizeof ncp->ipcp.cfg.my_range);
1564 memset(&ncp->ipcp.cfg.peer_range, '\0', sizeof ncp->ipcp.cfg.peer_range);
1565 ncp->ipcp.cfg.HaveTriggerAddress = 0;
1566 ncp->ipcp.cfg.netmask.s_addr = INADDR_ANY;
1567 iplist_reset(&ncp->ipcp.cfg.peer_list);
1569 if (arg->argc > arg->argn) {
1570 if (!ncprange_aton(&ncp->ipcp.cfg.my_range, ncp, arg->argv[arg->argn]))
1572 if (arg->argc > arg->argn+1) {
1573 hisaddr = arg->argv[arg->argn+1];
1574 if (arg->argc > arg->argn+2) {
1575 ncp->ipcp.ifmask = ncp->ipcp.cfg.netmask =
1576 GetIpAddr(arg->argv[arg->argn+2]);
1577 if (arg->argc > arg->argn+3) {
1578 ncp->ipcp.cfg.TriggerAddress = GetIpAddr(arg->argv[arg->argn+3]);
1579 ncp->ipcp.cfg.HaveTriggerAddress = 1;
1585 /* 0.0.0.0 means any address (0 bits) */
1586 ncprange_getaddr(&ncp->ipcp.cfg.my_range, &ncpaddr);
1587 ncpaddr_getip4(&ncpaddr, &ncp->ipcp.my_ip);
1588 if (ncp->ipcp.my_ip.s_addr == INADDR_ANY)
1589 ncprange_setwidth(&ncp->ipcp.cfg.my_range, 0);
1590 bundle_AdjustFilters(arg->bundle, &ncpaddr, NULL);
1592 if (hisaddr && !ipcp_UseHisaddr(arg->bundle, hisaddr,
1593 arg->bundle->phys_type.all & PHYS_AUTO))
1600 SetRetry(int argc, char const *const *argv, u_int *timeout, u_int *maxreq,
1601 u_int *maxtrm, int def)
1604 *timeout = DEF_FSMRETRY;
1609 long l = atol(argv[0]);
1611 if (l < MIN_FSMRETRY) {
1612 log_Printf(LogWARN, "%ld: Invalid FSM retry period - min %d\n",
1621 log_Printf(LogWARN, "%ld: Invalid FSM REQ tries - changed to 1\n", l);
1626 if (argc > 2 && maxtrm != NULL) {
1629 log_Printf(LogWARN, "%ld: Invalid FSM TRM tries - changed to 1\n", l);
1641 SetVariable(struct cmdargs const *arg)
1643 long long_val, param = (long)arg->cmd->args;
1644 int mode, dummyint, f, first, res;
1647 struct datalink *cx = arg->cx; /* LOCAL_CX uses this */
1648 struct link *l = command_ChooseLink(arg); /* LOCAL_CX_OPT uses this */
1649 struct in_addr *ipaddr;
1650 struct ncpaddr ncpaddr[2];
1652 if (arg->argc > arg->argn)
1653 argp = arg->argv[arg->argn];
1659 if ((arg->cmd->lauth & LOCAL_CX) && !cx) {
1660 log_Printf(LogWARN, "set %s: No context (use the `link' command)\n",
1663 } else if (cx && !(arg->cmd->lauth & (LOCAL_CX|LOCAL_CX_OPT))) {
1664 log_Printf(LogWARN, "set %s: Redundant context (%s) ignored\n",
1665 arg->cmd->name, cx->name);
1671 strncpy(arg->bundle->cfg.auth.key, argp,
1672 sizeof arg->bundle->cfg.auth.key - 1);
1673 arg->bundle->cfg.auth.key[sizeof arg->bundle->cfg.auth.key - 1] = '\0';
1677 switch (bundle_Phase(arg->bundle)) {
1679 log_Printf(LogWARN, "Altering authname while at phase %s\n",
1680 bundle_PhaseName(arg->bundle));
1683 case PHASE_ESTABLISH:
1684 strncpy(arg->bundle->cfg.auth.name, argp,
1685 sizeof arg->bundle->cfg.auth.name - 1);
1686 arg->bundle->cfg.auth.name[sizeof arg->bundle->cfg.auth.name-1] = '\0';
1692 if (arg->argc == arg->argn + 3) {
1696 v1 = strtol(arg->argv[arg->argn], &end, 0);
1697 if (v1 < 0 || *end) {
1698 log_Printf(LogWARN, "autoload: %s: Invalid min percentage\n",
1699 arg->argv[arg->argn]);
1704 v2 = strtol(arg->argv[arg->argn + 1], &end, 0);
1705 if (v2 < 0 || *end) {
1706 log_Printf(LogWARN, "autoload: %s: Invalid max percentage\n",
1707 arg->argv[arg->argn + 1]);
1717 v3 = strtol(arg->argv[arg->argn + 2], &end, 0);
1718 if (v3 <= 0 || *end) {
1719 log_Printf(LogWARN, "autoload: %s: Invalid throughput period\n",
1720 arg->argv[arg->argn + 2]);
1725 arg->bundle->ncp.mp.cfg.autoload.min = v1;
1726 arg->bundle->ncp.mp.cfg.autoload.max = v2;
1727 arg->bundle->ncp.mp.cfg.autoload.period = v3;
1728 mp_RestartAutoloadTimer(&arg->bundle->ncp.mp);
1730 log_Printf(LogWARN, "Set autoload requires three arguments\n");
1736 strncpy(cx->cfg.script.dial, argp, sizeof cx->cfg.script.dial - 1);
1737 cx->cfg.script.dial[sizeof cx->cfg.script.dial - 1] = '\0';
1741 strncpy(cx->cfg.script.login, argp, sizeof cx->cfg.script.login - 1);
1742 cx->cfg.script.login[sizeof cx->cfg.script.login - 1] = '\0';
1746 if (arg->argc > arg->argn) {
1747 l->ccp.cfg.deflate.out.winsize = atoi(arg->argv[arg->argn]);
1748 if (l->ccp.cfg.deflate.out.winsize < 8 ||
1749 l->ccp.cfg.deflate.out.winsize > 15) {
1750 log_Printf(LogWARN, "%d: Invalid outgoing window size\n",
1751 l->ccp.cfg.deflate.out.winsize);
1752 l->ccp.cfg.deflate.out.winsize = 15;
1754 if (arg->argc > arg->argn+1) {
1755 l->ccp.cfg.deflate.in.winsize = atoi(arg->argv[arg->argn+1]);
1756 if (l->ccp.cfg.deflate.in.winsize < 8 ||
1757 l->ccp.cfg.deflate.in.winsize > 15) {
1758 log_Printf(LogWARN, "%d: Invalid incoming window size\n",
1759 l->ccp.cfg.deflate.in.winsize);
1760 l->ccp.cfg.deflate.in.winsize = 15;
1763 l->ccp.cfg.deflate.in.winsize = 0;
1765 log_Printf(LogWARN, "No window size specified\n");
1772 if (arg->argc > arg->argn + 2) {
1777 if (arg->argc == arg->argn) {
1778 l->ccp.cfg.mppe.keybits = 0;
1779 l->ccp.cfg.mppe.state = MPPE_ANYSTATE;
1780 l->ccp.cfg.mppe.required = 0;
1784 if (!strcmp(argp, "*"))
1787 long_val = atol(argp);
1788 if (long_val != 40 && long_val != 56 && long_val != 128) {
1789 log_Printf(LogWARN, "%s: Invalid bits value\n", argp);
1795 if (arg->argc == arg->argn + 2) {
1796 if (!strcmp(arg->argv[arg->argn + 1], "*"))
1797 l->ccp.cfg.mppe.state = MPPE_ANYSTATE;
1798 else if (!strcasecmp(arg->argv[arg->argn + 1], "stateless"))
1799 l->ccp.cfg.mppe.state = MPPE_STATELESS;
1800 else if (!strcasecmp(arg->argv[arg->argn + 1], "stateful"))
1801 l->ccp.cfg.mppe.state = MPPE_STATEFUL;
1803 log_Printf(LogWARN, "%s: Invalid state value\n",
1804 arg->argv[arg->argn + 1]);
1809 l->ccp.cfg.mppe.state = MPPE_ANYSTATE;
1810 l->ccp.cfg.mppe.keybits = long_val;
1811 l->ccp.cfg.mppe.required = 1;
1816 physical_SetDeviceList(cx->physical, arg->argc - arg->argn,
1817 arg->argv + arg->argn);
1821 if (arg->argc > arg->argn) {
1823 sscanf(argp, "%lx", &ulong_val);
1824 cx->physical->link.lcp.cfg.accmap = (u_int32_t)ulong_val;
1826 log_Printf(LogWARN, "No accmap specified\n");
1832 mode = Nam2mode(argp);
1833 if (mode == PHYS_NONE || mode == PHYS_ALL) {
1834 log_Printf(LogWARN, "%s: Invalid mode\n", argp);
1838 bundle_SetMode(arg->bundle, cx, mode);
1842 switch (bundle_Phase(arg->bundle)) {
1845 case PHASE_ESTABLISH:
1846 /* Make sure none of our links are DATALINK_LCP or greater */
1847 if (bundle_HighestState(arg->bundle) >= DATALINK_LCP) {
1848 log_Printf(LogWARN, "mrru: Only changable before LCP negotiations\n");
1854 log_Printf(LogWARN, "mrru: Only changable at phase DEAD/ESTABLISH\n");
1860 long_val = atol(argp);
1861 if (long_val && long_val < MIN_MRU) {
1862 log_Printf(LogWARN, "MRRU %ld: too small - min %d\n", long_val, MIN_MRU);
1865 } else if (long_val > MAX_MRU) {
1866 log_Printf(LogWARN, "MRRU %ld: too big - max %d\n", long_val, MAX_MRU);
1870 arg->bundle->ncp.mp.cfg.mrru = long_val;
1874 long_val = 0; /* silence gcc */
1875 change = NULL; /* silence gcc */
1876 switch(arg->argc - arg->argn) {
1878 if (argp[strspn(argp, "0123456789")] != '\0') {
1884 long_val = atol(argp);
1885 change = &l->lcp.cfg.mru;
1886 if (long_val > l->lcp.cfg.max_mru) {
1887 log_Printf(LogWARN, "MRU %ld: too large - max set to %d\n", long_val,
1888 l->lcp.cfg.max_mru);
1894 if (strcasecmp(argp, "max") && strcasecmp(argp, "maximum")) {
1898 long_val = atol(arg->argv[arg->argn + 1]);
1899 change = &l->lcp.cfg.max_mru;
1900 if (long_val > MAX_MRU) {
1901 log_Printf(LogWARN, "MRU %ld: too large - maximum is %d\n", long_val,
1916 else if (long_val < MIN_MRU) {
1917 log_Printf(LogWARN, "MRU %ld: too small - min %d\n", long_val, MIN_MRU);
1920 } else if (long_val > MAX_MRU) {
1921 log_Printf(LogWARN, "MRU %ld: too big - max %d\n", long_val, MAX_MRU);
1926 if (l->lcp.cfg.mru > *change)
1927 l->lcp.cfg.mru = *change;
1931 long_val = 0; /* silence gcc */
1932 change = NULL; /* silence gcc */
1933 switch(arg->argc - arg->argn) {
1935 if (argp[strspn(argp, "0123456789")] != '\0') {
1941 long_val = atol(argp);
1942 change = &l->lcp.cfg.mtu;
1943 if (long_val > l->lcp.cfg.max_mtu) {
1944 log_Printf(LogWARN, "MTU %ld: too large - max set to %d\n", long_val,
1945 l->lcp.cfg.max_mtu);
1951 if (strcasecmp(argp, "max") && strcasecmp(argp, "maximum")) {
1955 long_val = atol(arg->argv[arg->argn + 1]);
1956 change = &l->lcp.cfg.max_mtu;
1957 if (long_val > MAX_MTU) {
1958 log_Printf(LogWARN, "MTU %ld: too large - maximum is %d\n", long_val,
1972 if (long_val && long_val < MIN_MTU) {
1973 log_Printf(LogWARN, "MTU %ld: too small - min %d\n", long_val, MIN_MTU);
1976 } else if (long_val > MAX_MTU) {
1977 log_Printf(LogWARN, "MTU %ld: too big - max %d\n", long_val, MAX_MTU);
1982 if (l->lcp.cfg.mtu > *change)
1983 l->lcp.cfg.mtu = *change;
1987 if (strcasecmp(argp, "active") == 0)
1988 cx->physical->link.lcp.cfg.openmode = arg->argc > arg->argn+1 ?
1989 atoi(arg->argv[arg->argn+1]) : 1;
1990 else if (strcasecmp(argp, "passive") == 0)
1991 cx->physical->link.lcp.cfg.openmode = OPEN_PASSIVE;
1993 log_Printf(LogWARN, "%s: Invalid openmode\n", argp);
1999 strncpy(cx->cfg.phone.list, argp, sizeof cx->cfg.phone.list - 1);
2000 cx->cfg.phone.list[sizeof cx->cfg.phone.list - 1] = '\0';
2001 cx->phone.alt = cx->phone.next = NULL;
2005 strncpy(cx->cfg.script.hangup, argp, sizeof cx->cfg.script.hangup - 1);
2006 cx->cfg.script.hangup[sizeof cx->cfg.script.hangup - 1] = '\0';
2010 long_val = atol(argp);
2011 arg->bundle->cfg.ifqueue = long_val < 0 ? 0 : long_val;
2015 strncpy(cx->cfg.script.logout, argp, sizeof cx->cfg.script.logout - 1);
2016 cx->cfg.script.logout[sizeof cx->cfg.script.logout - 1] = '\0';
2019 case VAR_IDLETIMEOUT:
2020 if (arg->argc > arg->argn+2) {
2021 log_Printf(LogWARN, "Too many idle timeout values\n");
2023 } else if (arg->argc == arg->argn) {
2024 log_Printf(LogWARN, "Too few idle timeout values\n");
2027 unsigned long timeout, min;
2029 timeout = strtoul(argp, NULL, 10);
2030 min = arg->bundle->cfg.idle.min_timeout;
2031 if (arg->argc == arg->argn + 2)
2032 min = strtoul(arg->argv[arg->argn + 1], NULL, 10);
2033 bundle_SetIdleTimer(arg->bundle, timeout, min);
2039 if (arg->argc > arg->argn + 2) {
2040 log_Printf(LogWARN, "Too many RADIUS alive interval values\n");
2042 } else if (arg->argc == arg->argn) {
2043 log_Printf(LogWARN, "Too few RADIUS alive interval values\n");
2046 arg->bundle->radius.alive.interval = atoi(argp);
2047 if (arg->bundle->radius.alive.interval && !arg->bundle->radius.cfg.file) {
2048 log_Printf(LogWARN, "rad_alive requires radius to be configured\n");
2050 } else if (arg->bundle->ncp.ipcp.fsm.state == ST_OPENED) {
2051 if (arg->bundle->radius.alive.interval)
2052 radius_StartTimer(arg->bundle);
2054 radius_StopTimer(&arg->bundle->radius);
2061 long_val = atol(argp);
2062 if (long_val < MIN_LQRPERIOD) {
2063 log_Printf(LogWARN, "%ld: Invalid lqr period - min %d\n",
2064 long_val, MIN_LQRPERIOD);
2067 l->lcp.cfg.lqrperiod = long_val;
2071 res = SetRetry(arg->argc - arg->argn, arg->argv + arg->argn,
2072 &cx->physical->link.lcp.cfg.fsm.timeout,
2073 &cx->physical->link.lcp.cfg.fsm.maxreq,
2074 &cx->physical->link.lcp.cfg.fsm.maxtrm, DEF_FSMTRIES);
2078 res = SetRetry(arg->argc - arg->argn, arg->argv + arg->argn,
2079 &cx->chap.auth.cfg.fsm.timeout,
2080 &cx->chap.auth.cfg.fsm.maxreq, NULL, DEF_FSMAUTHTRIES);
2084 res = SetRetry(arg->argc - arg->argn, arg->argv + arg->argn,
2085 &cx->pap.cfg.fsm.timeout, &cx->pap.cfg.fsm.maxreq,
2086 NULL, DEF_FSMAUTHTRIES);
2090 res = SetRetry(arg->argc - arg->argn, arg->argv + arg->argn,
2091 &l->ccp.cfg.fsm.timeout, &l->ccp.cfg.fsm.maxreq,
2092 &l->ccp.cfg.fsm.maxtrm, DEF_FSMTRIES);
2096 res = SetRetry(arg->argc - arg->argn, arg->argv + arg->argn,
2097 &arg->bundle->ncp.ipcp.cfg.fsm.timeout,
2098 &arg->bundle->ncp.ipcp.cfg.fsm.maxreq,
2099 &arg->bundle->ncp.ipcp.cfg.fsm.maxtrm, DEF_FSMTRIES);
2103 case VAR_IPV6CPRETRY:
2104 res = SetRetry(arg->argc - arg->argn, arg->argv + arg->argn,
2105 &arg->bundle->ncp.ipv6cp.cfg.fsm.timeout,
2106 &arg->bundle->ncp.ipv6cp.cfg.fsm.maxreq,
2107 &arg->bundle->ncp.ipv6cp.cfg.fsm.maxtrm, DEF_FSMTRIES);
2113 if (param == VAR_DNS) {
2114 ipaddr = arg->bundle->ncp.ipcp.cfg.ns.dns;
2115 ipaddr[0].s_addr = ipaddr[1].s_addr = INADDR_NONE;
2117 ipaddr = arg->bundle->ncp.ipcp.cfg.ns.nbns;
2118 ipaddr[0].s_addr = ipaddr[1].s_addr = INADDR_ANY;
2121 if (arg->argc > arg->argn) {
2122 ncpaddr_aton(ncpaddr, &arg->bundle->ncp, arg->argv[arg->argn]);
2123 if (!ncpaddr_getip4(ncpaddr, ipaddr))
2125 if (arg->argc > arg->argn+1) {
2126 ncpaddr_aton(ncpaddr + 1, &arg->bundle->ncp, arg->argv[arg->argn + 1]);
2127 if (!ncpaddr_getip4(ncpaddr + 1, ipaddr + 1))
2131 if (ipaddr[0].s_addr == INADDR_ANY) {
2132 ipaddr[0] = ipaddr[1];
2133 ipaddr[1].s_addr = INADDR_ANY;
2135 if (ipaddr[0].s_addr == INADDR_NONE) {
2136 ipaddr[0] = ipaddr[1];
2137 ipaddr[1].s_addr = INADDR_NONE;
2143 cx->cfg.callback.opmask = 0;
2144 for (dummyint = arg->argn; dummyint < arg->argc; dummyint++) {
2145 if (!strcasecmp(arg->argv[dummyint], "auth"))
2146 cx->cfg.callback.opmask |= CALLBACK_BIT(CALLBACK_AUTH);
2147 else if (!strcasecmp(arg->argv[dummyint], "cbcp"))
2148 cx->cfg.callback.opmask |= CALLBACK_BIT(CALLBACK_CBCP);
2149 else if (!strcasecmp(arg->argv[dummyint], "e.164")) {
2150 if (dummyint == arg->argc - 1)
2151 log_Printf(LogWARN, "No E.164 arg (E.164 ignored) !\n");
2153 cx->cfg.callback.opmask |= CALLBACK_BIT(CALLBACK_E164);
2154 strncpy(cx->cfg.callback.msg, arg->argv[++dummyint],
2155 sizeof cx->cfg.callback.msg - 1);
2156 cx->cfg.callback.msg[sizeof cx->cfg.callback.msg - 1] = '\0';
2158 } else if (!strcasecmp(arg->argv[dummyint], "none"))
2159 cx->cfg.callback.opmask |= CALLBACK_BIT(CALLBACK_NONE);
2165 if (cx->cfg.callback.opmask == CALLBACK_BIT(CALLBACK_NONE))
2166 cx->cfg.callback.opmask = 0;
2170 cx->cfg.cbcp.delay = 0;
2171 *cx->cfg.cbcp.phone = '\0';
2172 cx->cfg.cbcp.fsmretry = DEF_FSMRETRY;
2173 if (arg->argc > arg->argn) {
2174 strncpy(cx->cfg.cbcp.phone, arg->argv[arg->argn],
2175 sizeof cx->cfg.cbcp.phone - 1);
2176 cx->cfg.cbcp.phone[sizeof cx->cfg.cbcp.phone - 1] = '\0';
2177 if (arg->argc > arg->argn + 1) {
2178 cx->cfg.cbcp.delay = atoi(arg->argv[arg->argn + 1]);
2179 if (arg->argc > arg->argn + 2) {
2180 long_val = atol(arg->argv[arg->argn + 2]);
2181 if (long_val < MIN_FSMRETRY)
2182 log_Printf(LogWARN, "%ld: Invalid CBCP FSM retry period - min %d\n",
2183 long_val, MIN_FSMRETRY);
2185 cx->cfg.cbcp.fsmretry = long_val;
2192 arg->bundle->cfg.choked.timeout = atoi(argp);
2193 if (arg->bundle->cfg.choked.timeout <= 0)
2194 arg->bundle->cfg.choked.timeout = CHOKED_TIMEOUT;
2198 long_val = atol(argp);
2199 arg->bundle->ncp.cfg.sendpipe = long_val;
2203 long_val = atol(argp);
2204 arg->bundle->ncp.cfg.recvpipe = long_val;
2210 *arg->bundle->radius.cfg.file = '\0';
2211 else if (access(argp, R_OK)) {
2212 log_Printf(LogWARN, "%s: %s\n", argp, strerror(errno));
2216 strncpy(arg->bundle->radius.cfg.file, argp,
2217 sizeof arg->bundle->radius.cfg.file - 1);
2218 arg->bundle->radius.cfg.file
2219 [sizeof arg->bundle->radius.cfg.file - 1] = '\0';
2226 if (strcasecmp(argp, "off")) {
2227 long_val = atol(argp);
2230 cx->physical->cfg.cd.delay = long_val;
2231 cx->physical->cfg.cd.necessity = argp[strlen(argp)-1] == '!' ?
2232 CD_REQUIRED : CD_VARIABLE;
2234 cx->physical->cfg.cd.necessity = CD_NOTREQUIRED;
2236 cx->physical->cfg.cd.delay = 0;
2237 cx->physical->cfg.cd.necessity = CD_DEFAULT;
2242 if (arg->argc == arg->argn + 1)
2243 res = physical_SetParity(arg->cx->physical, argp);
2245 log_Printf(LogWARN, "Parity value must be odd, even or none\n");
2251 if (strcasecmp(argp, "on") == 0)
2252 physical_SetRtsCts(arg->cx->physical, 1);
2253 else if (strcasecmp(argp, "off") == 0)
2254 physical_SetRtsCts(arg->cx->physical, 0);
2256 log_Printf(LogWARN, "RTS/CTS value must be on or off\n");
2261 case VAR_URGENTPORTS:
2262 if (arg->argn == arg->argc) {
2263 ncp_SetUrgentTOS(&arg->bundle->ncp);
2264 ncp_ClearUrgentTcpPorts(&arg->bundle->ncp);
2265 ncp_ClearUrgentUdpPorts(&arg->bundle->ncp);
2266 } else if (!strcasecmp(arg->argv[arg->argn], "udp")) {
2267 ncp_SetUrgentTOS(&arg->bundle->ncp);
2268 if (arg->argn == arg->argc - 1)
2269 ncp_ClearUrgentUdpPorts(&arg->bundle->ncp);
2270 else for (f = arg->argn + 1; f < arg->argc; f++)
2271 if (*arg->argv[f] == '+')
2272 ncp_AddUrgentUdpPort(&arg->bundle->ncp, atoi(arg->argv[f] + 1));
2273 else if (*arg->argv[f] == '-')
2274 ncp_RemoveUrgentUdpPort(&arg->bundle->ncp, atoi(arg->argv[f] + 1));
2277 ncp_ClearUrgentUdpPorts(&arg->bundle->ncp);
2278 ncp_AddUrgentUdpPort(&arg->bundle->ncp, atoi(arg->argv[f]));
2280 } else if (arg->argn == arg->argc - 1 &&
2281 !strcasecmp(arg->argv[arg->argn], "none")) {
2282 ncp_ClearUrgentTcpPorts(&arg->bundle->ncp);
2283 ncp_ClearUrgentUdpPorts(&arg->bundle->ncp);
2284 ncp_ClearUrgentTOS(&arg->bundle->ncp);
2286 ncp_SetUrgentTOS(&arg->bundle->ncp);
2288 if (!strcasecmp(arg->argv[first], "tcp") && ++first == arg->argc)
2289 ncp_ClearUrgentTcpPorts(&arg->bundle->ncp);
2291 for (f = first; f < arg->argc; f++)
2292 if (*arg->argv[f] == '+')
2293 ncp_AddUrgentTcpPort(&arg->bundle->ncp, atoi(arg->argv[f] + 1));
2294 else if (*arg->argv[f] == '-')
2295 ncp_RemoveUrgentTcpPort(&arg->bundle->ncp, atoi(arg->argv[f] + 1));
2298 ncp_ClearUrgentTcpPorts(&arg->bundle->ncp);
2299 ncp_AddUrgentTcpPort(&arg->bundle->ncp, atoi(arg->argv[f]));
2305 if (strcasecmp(argp, "3Com") == 0)
2306 physical_SetPPPoEnonstandard(arg->cx->physical, 1);
2307 else if (strcasecmp(argp, "standard") == 0)
2308 physical_SetPPPoEnonstandard(arg->cx->physical, 0);
2310 log_Printf(LogWARN, "PPPoE standard value must be \"standard\" or \"3Com\"\n");
2317 if (strcasecmp(argp, "default") == 0)
2318 arg->bundle->radius.port_id_type = RPI_DEFAULT;
2319 else if (strcasecmp(argp, "pid") == 0)
2320 arg->bundle->radius.port_id_type = RPI_PID;
2321 else if (strcasecmp(argp, "ifnum") == 0)
2322 arg->bundle->radius.port_id_type = RPI_IFNUM;
2323 else if (strcasecmp(argp, "tunnum") == 0)
2324 arg->bundle->radius.port_id_type = RPI_TUNNUM;
2327 "RADIUS port id must be one of \"default\", \"pid\", \"ifnum\" or \"tunnum\"\n");
2331 if (arg->bundle->radius.port_id_type && !arg->bundle->radius.cfg.file) {
2332 log_Printf(LogWARN, "rad_port_id requires radius to be configured\n");
2343 static struct cmdtab const SetCommands[] = {
2344 {"accmap", NULL, SetVariable, LOCAL_AUTH | LOCAL_CX,
2345 "accmap value", "set accmap hex-value", (const void *)VAR_ACCMAP},
2346 {"authkey", "key", SetVariable, LOCAL_AUTH,
2347 "authentication key", "set authkey|key key", (const void *)VAR_AUTHKEY},
2348 {"authname", NULL, SetVariable, LOCAL_AUTH,
2349 "authentication name", "set authname name", (const void *)VAR_AUTHNAME},
2350 {"autoload", NULL, SetVariable, LOCAL_AUTH,
2351 "auto link [de]activation", "set autoload maxtime maxload mintime minload",
2352 (const void *)VAR_AUTOLOAD},
2353 {"bandwidth", NULL, mp_SetDatalinkBandwidth, LOCAL_AUTH | LOCAL_CX,
2354 "datalink bandwidth", "set bandwidth value", NULL},
2355 {"callback", NULL, SetVariable, LOCAL_AUTH | LOCAL_CX,
2356 "callback control", "set callback [none|auth|cbcp|"
2357 "E.164 *|number[,number]...]...", (const void *)VAR_CALLBACK},
2358 {"cbcp", NULL, SetVariable, LOCAL_AUTH | LOCAL_CX,
2359 "CBCP control", "set cbcp [*|phone[,phone...] [delay [timeout]]]",
2360 (const void *)VAR_CBCP},
2361 {"ccpretry", "ccpretries", SetVariable, LOCAL_AUTH | LOCAL_CX_OPT,
2362 "CCP retries", "set ccpretry value [attempts]", (const void *)VAR_CCPRETRY},
2363 {"cd", NULL, SetVariable, LOCAL_AUTH | LOCAL_CX, "Carrier delay requirement",
2364 "set cd value[!]", (const void *)VAR_CD},
2365 {"chapretry", "chapretries", SetVariable, LOCAL_AUTH | LOCAL_CX,
2366 "CHAP retries", "set chapretry value [attempts]",
2367 (const void *)VAR_CHAPRETRY},
2368 {"choked", NULL, SetVariable, LOCAL_AUTH,
2369 "choked timeout", "set choked [secs]", (const void *)VAR_CHOKED},
2370 {"ctsrts", "crtscts", SetVariable, LOCAL_AUTH | LOCAL_CX,
2371 "Use hardware flow control", "set ctsrts [on|off]",
2372 (const char *)VAR_CRTSCTS},
2373 {"deflate", NULL, SetVariable, LOCAL_AUTH | LOCAL_CX_OPT,
2374 "deflate window sizes", "set deflate out-winsize in-winsize",
2375 (const void *) VAR_WINSIZE},
2377 {"mppe", NULL, SetVariable, LOCAL_AUTH | LOCAL_CX_OPT,
2378 "MPPE key size and state", "set mppe [40|56|128|* [stateful|stateless|*]]",
2379 (const void *) VAR_MPPE},
2381 {"device", "line", SetVariable, LOCAL_AUTH | LOCAL_CX,
2382 "physical device name", "set device|line device-name[,device-name]",
2383 (const void *) VAR_DEVICE},
2384 {"dial", NULL, SetVariable, LOCAL_AUTH | LOCAL_CX,
2385 "dialing script", "set dial chat-script", (const void *) VAR_DIAL},
2386 {"dns", NULL, SetVariable, LOCAL_AUTH, "Domain Name Server",
2387 "set dns pri-addr [sec-addr]", (const void *)VAR_DNS},
2388 {"enddisc", NULL, mp_SetEnddisc, LOCAL_AUTH,
2389 "Endpoint Discriminator", "set enddisc [IP|magic|label|psn value]", NULL},
2390 {"escape", NULL, SetEscape, LOCAL_AUTH | LOCAL_CX,
2391 "escape characters", "set escape hex-digit ...", NULL},
2392 {"filter", NULL, filter_Set, LOCAL_AUTH,
2393 "packet filters", "set filter alive|dial|in|out rule-no permit|deny "
2394 "[src_addr[/width]] [dst_addr[/width]] [proto "
2395 "[src [lt|eq|gt port]] [dst [lt|eq|gt port]] [estab] [syn] [finrst]]", NULL},
2396 {"hangup", NULL, SetVariable, LOCAL_AUTH | LOCAL_CX,
2397 "hangup script", "set hangup chat-script", (const void *) VAR_HANGUP},
2398 {"ifaddr", NULL, SetInterfaceAddr, LOCAL_AUTH, "destination address",
2399 "set ifaddr [src-addr [dst-addr [netmask [trg-addr]]]]", NULL},
2400 {"ifqueue", NULL, SetVariable, LOCAL_AUTH, "interface queue",
2401 "set ifqueue packets", (const void *)VAR_IFQUEUE},
2402 {"ipcpretry", "ipcpretries", SetVariable, LOCAL_AUTH, "IPCP retries",
2403 "set ipcpretry value [attempts]", (const void *)VAR_IPCPRETRY},
2404 {"ipv6cpretry", "ipv6cpretries", SetVariable, LOCAL_AUTH, "IPV6CP retries",
2405 "set ipv6cpretry value [attempts]", (const void *)VAR_IPV6CPRETRY},
2406 {"lcpretry", "lcpretries", SetVariable, LOCAL_AUTH | LOCAL_CX, "LCP retries",
2407 "set lcpretry value [attempts]", (const void *)VAR_LCPRETRY},
2408 {"log", NULL, log_SetLevel, LOCAL_AUTH, "log level",
2409 "set log [local] [+|-]all|async|cbcp|ccp|chat|command|connect|debug|dns|hdlc|"
2410 "id0|ipcp|lcp|lqm|phase|physical|radius|sync|tcp/ip|timer|tun...", NULL},
2411 {"login", NULL, SetVariable, LOCAL_AUTH | LOCAL_CX,
2412 "login script", "set login chat-script", (const void *) VAR_LOGIN},
2413 {"logout", NULL, SetVariable, LOCAL_AUTH | LOCAL_CX,
2414 "logout script", "set logout chat-script", (const void *) VAR_LOGOUT},
2415 {"lqrperiod", "echoperiod", SetVariable, LOCAL_AUTH | LOCAL_CX_OPT,
2416 "LQR period", "set lqr/echo period value", (const void *)VAR_LQRPERIOD},
2417 {"mode", NULL, SetVariable, LOCAL_AUTH | LOCAL_CX, "mode value",
2418 "set mode interactive|auto|ddial|background", (const void *)VAR_MODE},
2419 {"mrru", NULL, SetVariable, LOCAL_AUTH, "MRRU value",
2420 "set mrru value", (const void *)VAR_MRRU},
2421 {"mru", NULL, SetVariable, LOCAL_AUTH | LOCAL_CX,
2422 "MRU value", "set mru [max[imum]] [value]", (const void *)VAR_MRU},
2423 {"mtu", NULL, SetVariable, LOCAL_AUTH | LOCAL_CX,
2424 "interface MTU value", "set mtu [max[imum]] [value]", (const void *)VAR_MTU},
2425 {"nbns", NULL, SetVariable, LOCAL_AUTH, "NetBIOS Name Server",
2426 "set nbns pri-addr [sec-addr]", (const void *)VAR_NBNS},
2427 {"openmode", NULL, SetVariable, LOCAL_AUTH | LOCAL_CX, "open mode",
2428 "set openmode active|passive [secs]", (const void *)VAR_OPENMODE},
2429 {"papretry", "papretries", SetVariable, LOCAL_AUTH | LOCAL_CX, "PAP retries",
2430 "set papretry value [attempts]", (const void *)VAR_PAPRETRY},
2431 {"parity", NULL, SetVariable, LOCAL_AUTH | LOCAL_CX, "serial parity",
2432 "set parity [odd|even|none]", (const void *)VAR_PARITY},
2433 {"phone", NULL, SetVariable, LOCAL_AUTH | LOCAL_CX, "telephone number(s)",
2434 "set phone phone1[:phone2[...]]", (const void *)VAR_PHONE},
2435 {"proctitle", "title", SetProcTitle, LOCAL_AUTH,
2436 "Process title", "set proctitle [value]", NULL},
2438 {"radius", NULL, SetVariable, LOCAL_AUTH,
2439 "RADIUS Config", "set radius cfgfile", (const void *)VAR_RADIUS},
2440 {"rad_alive", NULL, SetVariable, LOCAL_AUTH,
2441 "Raduis alive interval", "set rad_alive value",
2442 (const void *)VAR_RAD_ALIVE},
2443 {"rad_port_id", NULL, SetVariable, LOCAL_AUTH,
2444 "NAS-Port-Id", "set rad_port_id [default|pid|ifnum|tunnum]", (const void *)VAR_PORT_ID},
2446 {"reconnect", NULL, datalink_SetReconnect, LOCAL_AUTH | LOCAL_CX,
2447 "Reconnect timeout", "set reconnect value ntries", NULL},
2448 {"recvpipe", NULL, SetVariable, LOCAL_AUTH,
2449 "RECVPIPE value", "set recvpipe value", (const void *)VAR_RECVPIPE},
2450 {"redial", NULL, datalink_SetRedial, LOCAL_AUTH | LOCAL_CX,
2451 "Redial timeout", "set redial secs[+inc[-incmax]][.next] [attempts]", NULL},
2452 {"sendpipe", NULL, SetVariable, LOCAL_AUTH,
2453 "SENDPIPE value", "set sendpipe value", (const void *)VAR_SENDPIPE},
2454 {"server", "socket", SetServer, LOCAL_AUTH, "diagnostic port",
2455 "set server|socket TcpPort|LocalName|none|open|closed [password [mask]]",
2457 {"speed", NULL, SetModemSpeed, LOCAL_AUTH | LOCAL_CX,
2458 "physical speed", "set speed value|sync", NULL},
2459 {"stopped", NULL, SetStoppedTimeout, LOCAL_AUTH | LOCAL_CX,
2460 "STOPPED timeouts", "set stopped [LCPseconds [CCPseconds]]", NULL},
2461 {"timeout", NULL, SetVariable, LOCAL_AUTH, "Idle timeout",
2462 "set timeout idletime", (const void *)VAR_IDLETIMEOUT},
2463 {"urgent", NULL, SetVariable, LOCAL_AUTH, "urgent ports",
2464 "set urgent [tcp|udp] [+|-]port...", (const void *)VAR_URGENTPORTS},
2465 {"vj", NULL, ipcp_vjset, LOCAL_AUTH,
2466 "vj values", "set vj slots|slotcomp [value]", NULL},
2467 {"help", "?", HelpCommand, LOCAL_AUTH | LOCAL_NO_AUTH,
2468 "Display this message", "set help|? [command]", SetCommands},
2469 {"pppoe", NULL, SetVariable, LOCAL_AUTH | LOCAL_CX,
2470 "Connect using standard/3Com mode", "set pppoe [standard|3Com]",
2471 (const char *)VAR_PPPOE},
2472 {NULL, NULL, NULL, 0, NULL, NULL, NULL},
2476 SetCommand(struct cmdargs const *arg)
2478 if (arg->argc > arg->argn)
2479 FindExec(arg->bundle, SetCommands, arg->argc, arg->argn, arg->argv,
2480 arg->prompt, arg->cx);
2481 else if (arg->prompt)
2482 prompt_Printf(arg->prompt, "Use `set ?' to get a list or `set ? <var>' for"
2485 log_Printf(LogWARN, "set command must have arguments\n");
2491 AddCommand(struct cmdargs const *arg)
2494 struct ncprange dest;
2495 struct in_addr host;
2497 struct in6_addr host6;
2499 int dest_default, gw_arg, addrs;
2501 if (arg->argc != arg->argn+3 && arg->argc != arg->argn+2)
2506 if (arg->argc == arg->argn + 2) {
2507 if (!strcasecmp(arg->argv[arg->argn], "default"))
2510 if (!ncprange_aton(&dest, &arg->bundle->ncp, arg->argv[arg->argn]))
2512 if (!strncasecmp(arg->argv[arg->argn], "MYADDR", 6))
2513 addrs = ROUTE_DSTMYADDR;
2514 else if (!strncasecmp(arg->argv[arg->argn], "MYADDR6", 7))
2515 addrs = ROUTE_DSTMYADDR6;
2516 else if (!strncasecmp(arg->argv[arg->argn], "HISADDR", 7))
2517 addrs = ROUTE_DSTHISADDR;
2518 else if (!strncasecmp(arg->argv[arg->argn], "HISADDR6", 8))
2519 addrs = ROUTE_DSTHISADDR6;
2520 else if (!strncasecmp(arg->argv[arg->argn], "DNS0", 4))
2521 addrs = ROUTE_DSTDNS0;
2522 else if (!strncasecmp(arg->argv[arg->argn], "DNS1", 4))
2523 addrs = ROUTE_DSTDNS1;
2527 if (strcasecmp(arg->argv[arg->argn], "MYADDR") == 0) {
2528 addrs = ROUTE_DSTMYADDR;
2529 host = arg->bundle->ncp.ipcp.my_ip;
2530 } else if (strcasecmp(arg->argv[arg->argn], "HISADDR") == 0) {
2531 addrs = ROUTE_DSTHISADDR;
2532 host = arg->bundle->ncp.ipcp.peer_ip;
2533 } else if (strcasecmp(arg->argv[arg->argn], "DNS0") == 0) {
2534 addrs = ROUTE_DSTDNS0;
2535 host = arg->bundle->ncp.ipcp.ns.dns[0];
2536 } else if (strcasecmp(arg->argv[arg->argn], "DNS1") == 0) {
2537 addrs = ROUTE_DSTDNS1;
2538 host = arg->bundle->ncp.ipcp.ns.dns[1];
2540 host = GetIpAddr(arg->argv[arg->argn]);
2541 if (host.s_addr == INADDR_NONE) {
2542 log_Printf(LogWARN, "%s: Invalid destination address\n",
2543 arg->argv[arg->argn]);
2547 ncprange_setip4(&dest, host, GetIpAddr(arg->argv[arg->argn + 1]));
2551 if (strcasecmp(arg->argv[arg->argn + gw_arg], "HISADDR") == 0) {
2552 ncpaddr_setip4(&gw, arg->bundle->ncp.ipcp.peer_ip);
2553 addrs |= ROUTE_GWHISADDR;
2555 } else if (strcasecmp(arg->argv[arg->argn + gw_arg], "HISADDR6") == 0) {
2556 if (!ncpaddr_getip6(&arg->bundle->ncp.ipv6cp.hisaddr, &host6))
2557 memset(&host6, '\0', sizeof host6);
2558 ncpaddr_setip6(&gw, &host6);
2559 addrs |= ROUTE_GWHISADDR6;
2562 if (!ncpaddr_aton(&gw, &arg->bundle->ncp, arg->argv[arg->argn + gw_arg])) {
2563 log_Printf(LogWARN, "%s: Invalid gateway address\n",
2564 arg->argv[arg->argn + gw_arg]);
2570 ncprange_setdefault(&dest, ncpaddr_family(&gw));
2572 if (rt_Set(arg->bundle, RTM_ADD, &dest, &gw, arg->cmd->args ? 1 : 0,
2573 ((addrs & ROUTE_GWHISADDR) || (addrs & ROUTE_GWHISADDR6)) ? 1 : 0)
2574 && addrs != ROUTE_STATIC)
2575 route_Add(&arg->bundle->ncp.route, addrs, &dest, &gw);
2581 DeleteCommand(struct cmdargs const *arg)
2583 struct ncprange dest;
2586 if (arg->argc == arg->argn+1) {
2587 if(strcasecmp(arg->argv[arg->argn], "all") == 0) {
2588 route_IfDelete(arg->bundle, 0);
2589 route_DeleteAll(&arg->bundle->ncp.route);
2592 if (strcasecmp(arg->argv[arg->argn], "MYADDR") == 0) {
2593 ncprange_setip4host(&dest, arg->bundle->ncp.ipcp.my_ip);
2594 addrs = ROUTE_DSTMYADDR;
2596 } else if (strcasecmp(arg->argv[arg->argn], "MYADDR6") == 0) {
2597 ncprange_sethost(&dest, &arg->bundle->ncp.ipv6cp.myaddr);
2598 addrs = ROUTE_DSTMYADDR6;
2600 } else if (strcasecmp(arg->argv[arg->argn], "HISADDR") == 0) {
2601 ncprange_setip4host(&dest, arg->bundle->ncp.ipcp.peer_ip);
2602 addrs = ROUTE_DSTHISADDR;
2604 } else if (strcasecmp(arg->argv[arg->argn], "HISADDR6") == 0) {
2605 ncprange_sethost(&dest, &arg->bundle->ncp.ipv6cp.hisaddr);
2606 addrs = ROUTE_DSTHISADDR6;
2608 } else if (strcasecmp(arg->argv[arg->argn], "DNS0") == 0) {
2609 ncprange_setip4host(&dest, arg->bundle->ncp.ipcp.ns.dns[0]);
2610 addrs = ROUTE_DSTDNS0;
2611 } else if (strcasecmp(arg->argv[arg->argn], "DNS1") == 0) {
2612 ncprange_setip4host(&dest, arg->bundle->ncp.ipcp.ns.dns[1]);
2613 addrs = ROUTE_DSTDNS1;
2615 ncprange_aton(&dest, &arg->bundle->ncp, arg->argv[arg->argn]);
2616 addrs = ROUTE_STATIC;
2618 rt_Set(arg->bundle, RTM_DELETE, &dest, NULL, arg->cmd->args ? 1 : 0, 0);
2619 route_Delete(&arg->bundle->ncp.route, addrs, &dest);
2629 NatEnable(struct cmdargs const *arg)
2631 if (arg->argc == arg->argn+1) {
2632 if (strcasecmp(arg->argv[arg->argn], "yes") == 0) {
2633 if (!arg->bundle->NatEnabled) {
2634 if (arg->bundle->ncp.ipcp.fsm.state == ST_OPENED)
2635 PacketAliasSetAddress(arg->bundle->ncp.ipcp.my_ip);
2636 arg->bundle->NatEnabled = 1;
2639 } else if (strcasecmp(arg->argv[arg->argn], "no") == 0) {
2640 arg->bundle->NatEnabled = 0;
2641 opt_disable(arg->bundle, OPT_IFACEALIAS);
2642 /* Don't iface_Clear() - there may be manually configured addresses */
2652 NatOption(struct cmdargs const *arg)
2654 long param = (long)arg->cmd->args;
2656 if (arg->argc == arg->argn+1) {
2657 if (strcasecmp(arg->argv[arg->argn], "yes") == 0) {
2658 if (arg->bundle->NatEnabled) {
2659 PacketAliasSetMode(param, param);
2662 log_Printf(LogWARN, "nat not enabled\n");
2663 } else if (strcmp(arg->argv[arg->argn], "no") == 0) {
2664 if (arg->bundle->NatEnabled) {
2665 PacketAliasSetMode(0, param);
2668 log_Printf(LogWARN, "nat not enabled\n");
2673 #endif /* #ifndef NONAT */
2676 LinkCommand(struct cmdargs const *arg)
2678 if (arg->argc > arg->argn+1) {
2679 char namelist[LINE_LEN];
2680 struct datalink *cx;
2684 if (!strcmp(arg->argv[arg->argn], "*")) {
2685 struct datalink *dl;
2687 cx = arg->bundle->links;
2689 /* Watch it, the command could be a ``remove'' */
2691 FindExec(arg->bundle, Commands, arg->argc, arg->argn+1, arg->argv,
2693 for (cx = arg->bundle->links; cx; cx = cx->next)
2695 break; /* Pointer's still valid ! */
2698 strncpy(namelist, arg->argv[arg->argn], sizeof namelist - 1);
2699 namelist[sizeof namelist - 1] = '\0';
2700 for(name = strtok(namelist, ", "); name; name = strtok(NULL,", "))
2701 if (!bundle2datalink(arg->bundle, name)) {
2702 log_Printf(LogWARN, "link: %s: Invalid link name\n", name);
2706 strncpy(namelist, arg->argv[arg->argn], sizeof namelist - 1);
2707 namelist[sizeof namelist - 1] = '\0';
2708 for(name = strtok(namelist, ", "); name; name = strtok(NULL,", ")) {
2709 cx = bundle2datalink(arg->bundle, name);
2711 FindExec(arg->bundle, Commands, arg->argc, arg->argn+1, arg->argv,
2714 log_Printf(LogWARN, "link: %s: Invalidated link name !\n", name);
2722 log_Printf(LogWARN, "usage: %s\n", arg->cmd->syntax);
2727 command_ChooseLink(struct cmdargs const *arg)
2730 return &arg->cx->physical->link;
2731 else if (!arg->bundle->ncp.mp.cfg.mrru) {
2732 struct datalink *dl = bundle2datalink(arg->bundle, NULL);
2734 return &dl->physical->link;
2736 return &arg->bundle->ncp.mp.link;
2740 ident_cmd(const char *cmd, unsigned *keep, unsigned *add)
2749 *add = NEG_ACCEPTED;
2763 *keep = NEG_HISMASK;
2773 *keep = NEG_HISMASK;
2784 OptSet(struct cmdargs const *arg)
2786 int opt = (int)(long)arg->cmd->args;
2787 unsigned keep; /* Keep this opt */
2788 unsigned add; /* Add this opt */
2790 if (ident_cmd(arg->argv[arg->argn - 2], &keep, &add) == NULL)
2794 if (add == NEG_ENABLED && opt == OPT_IPV6CP && !probe.ipv6_available) {
2795 log_Printf(LogWARN, "IPv6 is not available on this machine\n");
2799 if (!add && ((opt == OPT_NAS_IP_ADDRESS &&
2800 !Enabled(arg->bundle, OPT_NAS_IDENTIFIER)) ||
2801 (opt == OPT_NAS_IDENTIFIER &&
2802 !Enabled(arg->bundle, OPT_NAS_IP_ADDRESS)))) {
2804 "Cannot disable both NAS-IP-Address and NAS-Identifier\n");
2809 opt_enable(arg->bundle, opt);
2811 opt_disable(arg->bundle, opt);
2817 IfaceAliasOptSet(struct cmdargs const *arg)
2819 unsigned long long save = arg->bundle->cfg.optmask;
2820 int result = OptSet(arg);
2823 if (Enabled(arg->bundle, OPT_IFACEALIAS) && !arg->bundle->NatEnabled) {
2824 arg->bundle->cfg.optmask = save;
2825 log_Printf(LogWARN, "Cannot enable iface-alias without NAT\n");
2833 NegotiateSet(struct cmdargs const *arg)
2835 long param = (long)arg->cmd->args;
2836 struct link *l = command_ChooseLink(arg); /* LOCAL_CX_OPT uses this */
2837 struct datalink *cx = arg->cx; /* LOCAL_CX uses this */
2839 unsigned keep; /* Keep these bits */
2840 unsigned add; /* Add these bits */
2842 if ((cmd = ident_cmd(arg->argv[arg->argn-2], &keep, &add)) == NULL)
2845 if ((arg->cmd->lauth & LOCAL_CX) && !cx) {
2846 log_Printf(LogWARN, "%s %s: No context (use the `link' command)\n",
2847 cmd, arg->cmd->name);
2849 } else if (cx && !(arg->cmd->lauth & (LOCAL_CX|LOCAL_CX_OPT))) {
2850 log_Printf(LogWARN, "%s %s: Redundant context (%s) ignored\n",
2851 cmd, arg->cmd->name, cx->name);
2857 cx->physical->link.lcp.cfg.acfcomp &= keep;
2858 cx->physical->link.lcp.cfg.acfcomp |= add;
2861 cx->physical->link.lcp.cfg.chap05 &= keep;
2862 cx->physical->link.lcp.cfg.chap05 |= add;
2866 cx->physical->link.lcp.cfg.chap80nt &= keep;
2867 cx->physical->link.lcp.cfg.chap80nt |= add;
2870 cx->physical->link.lcp.cfg.chap80lm &= keep;
2871 cx->physical->link.lcp.cfg.chap80lm |= add;
2874 cx->physical->link.lcp.cfg.chap81 &= keep;
2875 cx->physical->link.lcp.cfg.chap81 |= add;
2878 l->ccp.cfg.neg[CCP_NEG_MPPE] &= keep;
2879 l->ccp.cfg.neg[CCP_NEG_MPPE] |= add;
2883 l->ccp.cfg.neg[CCP_NEG_DEFLATE] &= keep;
2884 l->ccp.cfg.neg[CCP_NEG_DEFLATE] |= add;
2887 arg->bundle->ncp.ipcp.cfg.ns.dns_neg &= keep;
2888 arg->bundle->ncp.ipcp.cfg.ns.dns_neg |= add;
2890 case NEG_ECHO: /* probably misplaced in this function ! */
2891 if (cx->physical->link.lcp.cfg.echo && !add) {
2892 cx->physical->link.lcp.cfg.echo = 0;
2893 cx->physical->hdlc.lqm.method &= ~LQM_ECHO;
2894 if (cx->physical->hdlc.lqm.method & LQM_ECHO &&
2895 !cx->physical->link.lcp.want_lqrperiod &&
2896 cx->physical->hdlc.lqm.timer.load) {
2897 cx->physical->hdlc.lqm.timer.load = 0;
2898 lqr_StopTimer(cx->physical);
2900 } else if (!cx->physical->link.lcp.cfg.echo && add) {
2901 cx->physical->link.lcp.cfg.echo = 1;
2902 cx->physical->hdlc.lqm.method |= LQM_ECHO;
2903 cx->physical->hdlc.lqm.timer.load =
2904 cx->physical->link.lcp.cfg.lqrperiod * SECTICKS;
2905 if (cx->physical->link.lcp.fsm.state == ST_OPENED)
2906 (*cx->physical->hdlc.lqm.timer.func)(&cx->physical->link.lcp);
2910 arg->bundle->ncp.mp.cfg.negenddisc &= keep;
2911 arg->bundle->ncp.mp.cfg.negenddisc |= add;
2914 cx->physical->link.lcp.cfg.lqr &= keep;
2915 cx->physical->link.lcp.cfg.lqr |= add;
2918 cx->physical->link.lcp.cfg.pap &= keep;
2919 cx->physical->link.lcp.cfg.pap |= add;
2921 case NEG_PPPDDEFLATE:
2922 l->ccp.cfg.neg[CCP_NEG_DEFLATE24] &= keep;
2923 l->ccp.cfg.neg[CCP_NEG_DEFLATE24] |= add;
2926 l->ccp.cfg.neg[CCP_NEG_PRED1] &= keep;
2927 l->ccp.cfg.neg[CCP_NEG_PRED1] |= add;
2930 cx->physical->link.lcp.cfg.protocomp &= keep;
2931 cx->physical->link.lcp.cfg.protocomp |= add;
2934 switch (bundle_Phase(arg->bundle)) {
2937 case PHASE_ESTABLISH:
2938 /* Make sure none of our links are DATALINK_LCP or greater */
2939 if (bundle_HighestState(arg->bundle) >= DATALINK_LCP) {
2940 log_Printf(LogWARN, "shortseq: Only changable before"
2941 " LCP negotiations\n");
2946 log_Printf(LogWARN, "shortseq: Only changable at phase"
2947 " DEAD/ESTABLISH\n");
2950 arg->bundle->ncp.mp.cfg.shortseq &= keep;
2951 arg->bundle->ncp.mp.cfg.shortseq |= add;
2954 arg->bundle->ncp.ipcp.cfg.vj.neg &= keep;
2955 arg->bundle->ncp.ipcp.cfg.vj.neg |= add;
2962 static struct cmdtab const NegotiateCommands[] = {
2963 {"echo", NULL, NegotiateSet, LOCAL_AUTH | LOCAL_CX, "Send echo requests",
2964 "disable|enable", (const void *)NEG_ECHO},
2965 {"filter-decapsulation", NULL, OptSet, LOCAL_AUTH,
2966 "filter on PPPoUDP payloads", "disable|enable",
2967 (const void *)OPT_FILTERDECAP},
2968 {"force-scripts", NULL, OptSet, LOCAL_AUTH,
2969 "Force execution of the configured chat scripts", "disable|enable",
2970 (const void *)OPT_FORCE_SCRIPTS},
2971 {"idcheck", NULL, OptSet, LOCAL_AUTH, "Check FSM reply ids",
2972 "disable|enable", (const void *)OPT_IDCHECK},
2973 {"iface-alias", NULL, IfaceAliasOptSet, LOCAL_AUTH,
2974 "retain interface addresses", "disable|enable",
2975 (const void *)OPT_IFACEALIAS},
2977 {"ipcp", NULL, OptSet, LOCAL_AUTH, "IP Network Control Protocol",
2978 "disable|enable", (const void *)OPT_IPCP},
2979 {"ipv6cp", NULL, OptSet, LOCAL_AUTH, "IPv6 Network Control Protocol",
2980 "disable|enable", (const void *)OPT_IPV6CP},
2982 {"keep-session", NULL, OptSet, LOCAL_AUTH, "Retain device session leader",
2983 "disable|enable", (const void *)OPT_KEEPSESSION},
2984 {"loopback", NULL, OptSet, LOCAL_AUTH, "Loop packets for local iface",
2985 "disable|enable", (const void *)OPT_LOOPBACK},
2986 {"nas-ip-address", NULL, OptSet, LOCAL_AUTH, "Send NAS-IP-Address to RADIUS",
2987 "disable|enable", (const void *)OPT_NAS_IP_ADDRESS},
2988 {"nas-identifier", NULL, OptSet, LOCAL_AUTH, "Send NAS-Identifier to RADIUS",
2989 "disable|enable", (const void *)OPT_NAS_IDENTIFIER},
2990 {"passwdauth", NULL, OptSet, LOCAL_AUTH, "Use passwd file",
2991 "disable|enable", (const void *)OPT_PASSWDAUTH},
2992 {"proxy", NULL, OptSet, LOCAL_AUTH, "Create a proxy ARP entry",
2993 "disable|enable", (const void *)OPT_PROXY},
2994 {"proxyall", NULL, OptSet, LOCAL_AUTH, "Proxy ARP for all remote hosts",
2995 "disable|enable", (const void *)OPT_PROXYALL},
2996 {"sroutes", NULL, OptSet, LOCAL_AUTH, "Use sticky routes",
2997 "disable|enable", (const void *)OPT_SROUTES},
2998 {"tcpmssfixup", "mssfixup", OptSet, LOCAL_AUTH, "Modify MSS options",
2999 "disable|enable", (const void *)OPT_TCPMSSFIXUP},
3000 {"throughput", NULL, OptSet, LOCAL_AUTH, "Rolling throughput",
3001 "disable|enable", (const void *)OPT_THROUGHPUT},
3002 {"utmp", NULL, OptSet, LOCAL_AUTH, "Log connections in utmp",
3003 "disable|enable", (const void *)OPT_UTMP},
3006 #define NEG_OPT_MAX 17 /* accept/deny allowed below and not above */
3008 #define NEG_OPT_MAX 15
3011 {"acfcomp", NULL, NegotiateSet, LOCAL_AUTH | LOCAL_CX,
3012 "Address & Control field compression", "accept|deny|disable|enable",
3013 (const void *)NEG_ACFCOMP},
3014 {"chap", "chap05", NegotiateSet, LOCAL_AUTH | LOCAL_CX,
3015 "Challenge Handshake Authentication Protocol", "accept|deny|disable|enable",
3016 (const void *)NEG_CHAP05},
3018 {"mschap", "chap80nt", NegotiateSet, LOCAL_AUTH | LOCAL_CX,
3019 "Microsoft (NT) CHAP", "accept|deny|disable|enable",
3020 (const void *)NEG_CHAP80},
3021 {"LANMan", "chap80lm", NegotiateSet, LOCAL_AUTH | LOCAL_CX,
3022 "Microsoft (NT) CHAP", "accept|deny|disable|enable",
3023 (const void *)NEG_CHAP80LM},
3024 {"mschapv2", "chap81", NegotiateSet, LOCAL_AUTH | LOCAL_CX,
3025 "Microsoft CHAP v2", "accept|deny|disable|enable",
3026 (const void *)NEG_CHAP81},
3027 {"mppe", NULL, NegotiateSet, LOCAL_AUTH | LOCAL_CX_OPT,
3028 "MPPE encryption", "accept|deny|disable|enable",
3029 (const void *)NEG_MPPE},
3031 {"deflate", NULL, NegotiateSet, LOCAL_AUTH | LOCAL_CX_OPT,
3032 "Deflate compression", "accept|deny|disable|enable",
3033 (const void *)NEG_DEFLATE},
3034 {"deflate24", NULL, NegotiateSet, LOCAL_AUTH | LOCAL_CX_OPT,
3035 "Deflate (type 24) compression", "accept|deny|disable|enable",
3036 (const void *)NEG_PPPDDEFLATE},
3037 {"dns", NULL, NegotiateSet, LOCAL_AUTH,
3038 "DNS specification", "accept|deny|disable|enable", (const void *)NEG_DNS},
3039 {"enddisc", NULL, NegotiateSet, LOCAL_AUTH, "ENDDISC negotiation",
3040 "accept|deny|disable|enable", (const void *)NEG_ENDDISC},
3041 {"lqr", NULL, NegotiateSet, LOCAL_AUTH | LOCAL_CX,
3042 "Link Quality Reports", "accept|deny|disable|enable",
3043 (const void *)NEG_LQR},
3044 {"pap", NULL, NegotiateSet, LOCAL_AUTH | LOCAL_CX,
3045 "Password Authentication protocol", "accept|deny|disable|enable",
3046 (const void *)NEG_PAP},
3047 {"pred1", "predictor1", NegotiateSet, LOCAL_AUTH | LOCAL_CX_OPT,
3048 "Predictor 1 compression", "accept|deny|disable|enable",
3049 (const void *)NEG_PRED1},
3050 {"protocomp", NULL, NegotiateSet, LOCAL_AUTH | LOCAL_CX,
3051 "Protocol field compression", "accept|deny|disable|enable",
3052 (const void *)NEG_PROTOCOMP},
3053 {"shortseq", NULL, NegotiateSet, LOCAL_AUTH,
3054 "MP Short Sequence Numbers", "accept|deny|disable|enable",
3055 (const void *)NEG_SHORTSEQ},
3056 {"vjcomp", NULL, NegotiateSet, LOCAL_AUTH,
3057 "Van Jacobson header compression", "accept|deny|disable|enable",
3058 (const void *)NEG_VJCOMP},
3059 {"help", "?", HelpCommand, LOCAL_AUTH | LOCAL_NO_AUTH,
3060 "Display this message", "accept|deny|disable|enable help|? [value]",
3062 {NULL, NULL, NULL, 0, NULL, NULL, NULL},
3066 NegotiateCommand(struct cmdargs const *arg)
3068 if (arg->argc > arg->argn) {
3069 char const *argv[3];
3073 if ((argv[0] = ident_cmd(arg->argv[arg->argn-1], &keep, &add)) == NULL)
3077 for (n = arg->argn; n < arg->argc; n++) {
3078 argv[1] = arg->argv[n];
3079 FindExec(arg->bundle, NegotiateCommands + (keep == NEG_HISMASK ?
3080 0 : NEG_OPT_MAX), 2, 1, argv, arg->prompt, arg->cx);
3082 } else if (arg->prompt)
3083 prompt_Printf(arg->prompt, "Use `%s ?' to get a list.\n",
3084 arg->argv[arg->argn-1]);
3086 log_Printf(LogWARN, "%s command must have arguments\n",
3087 arg->argv[arg->argn] );
3093 command_ShowNegval(unsigned val)
3096 case 1: return "disabled & accepted";
3097 case 2: return "enabled & denied";
3098 case 3: return "enabled & accepted";
3100 return "disabled & denied";
3104 ClearCommand(struct cmdargs const *arg)
3106 struct pppThroughput *t;
3107 struct datalink *cx;
3110 if (arg->argc < arg->argn + 1)
3113 if (strcasecmp(arg->argv[arg->argn], "physical") == 0) {
3116 cx = bundle2datalink(arg->bundle, NULL);
3118 log_Printf(LogWARN, "A link must be specified for ``clear physical''\n");
3121 t = &cx->physical->link.stats.total;
3122 } else if (strcasecmp(arg->argv[arg->argn], "ipcp") == 0)
3123 t = &arg->bundle->ncp.ipcp.throughput;
3125 else if (strcasecmp(arg->argv[arg->argn], "ipv6cp") == 0)
3126 t = &arg->bundle->ncp.ipv6cp.throughput;
3131 if (arg->argc > arg->argn + 1) {
3133 for (i = arg->argn + 1; i < arg->argc; i++)
3134 if (strcasecmp(arg->argv[i], "overall") == 0)
3135 clear_type |= THROUGHPUT_OVERALL;
3136 else if (strcasecmp(arg->argv[i], "current") == 0)
3137 clear_type |= THROUGHPUT_CURRENT;
3138 else if (strcasecmp(arg->argv[i], "peak") == 0)
3139 clear_type |= THROUGHPUT_PEAK;
3143 clear_type = THROUGHPUT_ALL;
3145 throughput_clear(t, clear_type, arg->prompt);
3150 RunListCommand(struct cmdargs const *arg)
3152 const char *cmd = arg->argc ? arg->argv[arg->argc - 1] : "???";
3155 if (arg->cmd->args == NatCommands &&
3156 tolower(*arg->argv[arg->argn - 1]) == 'a') {
3158 prompt_Printf(arg->prompt, "The alias command is deprecated\n");
3160 log_Printf(LogWARN, "The alias command is deprecated\n");
3164 if (arg->argc > arg->argn)
3165 FindExec(arg->bundle, arg->cmd->args, arg->argc, arg->argn, arg->argv,
3166 arg->prompt, arg->cx);
3167 else if (arg->prompt)
3168 prompt_Printf(arg->prompt, "Use `%s help' to get a list or `%s help"
3169 " <option>' for syntax help.\n", cmd, cmd);
3171 log_Printf(LogWARN, "%s command must have arguments\n", cmd);
3177 IfaceAddCommand(struct cmdargs const *arg)
3179 struct ncpaddr peer, addr;
3180 struct ncprange ifa;
3181 struct in_addr mask;
3184 if (arg->argc == arg->argn + 1) {
3185 if (!ncprange_aton(&ifa, NULL, arg->argv[arg->argn]))
3187 ncpaddr_init(&peer);
3189 if (arg->argc == arg->argn + 2) {
3190 if (!ncprange_aton(&ifa, NULL, arg->argv[arg->argn]))
3193 } else if (arg->argc == arg->argn + 3) {
3194 if (!ncpaddr_aton(&addr, NULL, arg->argv[arg->argn]))
3196 if (ncpaddr_family(&addr) != AF_INET)
3198 ncprange_sethost(&ifa, &addr);
3199 if (!ncpaddr_aton(&addr, NULL, arg->argv[arg->argn + 1]))
3201 if (!ncpaddr_getip4(&addr, &mask))
3203 if (!ncprange_setip4mask(&ifa, mask))
3209 if (!ncpaddr_aton(&peer, NULL, arg->argv[arg->argn + n]))
3212 if (ncprange_family(&ifa) != ncpaddr_family(&peer)) {
3213 log_Printf(LogWARN, "IfaceAddCommand: src and dst address families"
3219 how = IFACE_ADD_LAST;
3221 how |= IFACE_FORCE_ADD;
3223 return !iface_Add(arg->bundle->iface, &arg->bundle->ncp, &ifa, &peer, how);
3227 IfaceDeleteCommand(struct cmdargs const *arg)
3230 struct in_addr ifa4;
3233 if (arg->argc != arg->argn + 1)
3236 if (!ncpaddr_aton(&ifa, NULL, arg->argv[arg->argn]))
3239 if (arg->bundle->ncp.ipcp.fsm.state == ST_OPENED &&
3240 ncpaddr_getip4(&ifa, &ifa4) &&
3241 arg->bundle->ncp.ipcp.my_ip.s_addr == ifa4.s_addr) {
3242 log_Printf(LogWARN, "%s: Cannot remove active interface address\n",
3243 ncpaddr_ntoa(&ifa));
3247 ok = iface_Delete(arg->bundle->iface, &arg->bundle->ncp, &ifa);
3251 else if (arg->prompt)
3252 prompt_Printf(arg->prompt, "%s: No such interface address\n",
3253 ncpaddr_ntoa(&ifa));
3255 log_Printf(LogWARN, "%s: No such interface address\n",
3256 ncpaddr_ntoa(&ifa));
3263 IfaceClearCommand(struct cmdargs const *arg)
3268 if (arg->argc == arg->argn + 1) {
3269 if (strcasecmp(arg->argv[arg->argn], "inet") == 0)
3272 else if (strcasecmp(arg->argv[arg->argn], "inet6") == 0)
3277 } else if (arg->argc != arg->argn)
3280 how = arg->bundle->ncp.ipcp.fsm.state == ST_OPENED ||
3281 arg->bundle->phys_type.all & PHYS_AUTO ?
3282 IFACE_CLEAR_ALIASES : IFACE_CLEAR_ALL;
3283 iface_Clear(arg->bundle->iface, &arg->bundle->ncp, family, how);
3289 SetProcTitle(struct cmdargs const *arg)
3291 static char title[LINE_LEN];
3292 char *argv[MAXARGS];
3293 int argc = arg->argc - arg->argn;
3295 if (arg->argc <= arg->argn) {
3300 if ((unsigned)argc >= sizeof argv / sizeof argv[0]) {
3301 argc = sizeof argv / sizeof argv[0] - 1;
3302 log_Printf(LogWARN, "Truncating proc title to %d args\n", argc);
3304 command_Expand(argv, argc, arg->argv + arg->argn, arg->bundle, 1, getpid());
3305 Concatinate(title, sizeof title, argc, (const char *const *)argv);
3307 command_Free(argc, argv);