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NetBSD/usr.sbin/pppd/options.c

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/*
* options.c - handles option processing for PPP.
*
* Copyright (c) 1989 Carnegie Mellon University.
* All rights reserved.
*
* Redistribution and use in source and binary forms are permitted
* provided that the above copyright notice and this paragraph are
* duplicated in all such forms and that any documentation,
* advertising materials, and other materials related to such
* distribution and use acknowledge that the software was developed
* by Carnegie Mellon University. The name of the
* University may not be used to endorse or promote products derived
* from this software without specific prior written permission.
* THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED
* WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR A PARTICULAR PURPOSE.
*/
#ifndef lint
static char rcsid[] = "$Id: options.c,v 1.2 1993/11/10 01:34:24 paulus Exp $";
#endif
#include <stdio.h>
#include <errno.h>
#include <unistd.h>
#include <stdlib.h>
#include <termios.h>
#include <syslog.h>
#include <string.h>
#include <netdb.h>
#include <sys/types.h>
#include <sys/stat.h>
#include "ppp.h"
#include "pppd.h"
#include "pathnames.h"
#include "patchlevel.h"
#include "fsm.h"
#include "lcp.h"
#include "ipcp.h"
#include "upap.h"
#include "chap.h"
#define FALSE 0
#define TRUE 1
/*
* Prototypes
*/
static int setdebug __ARGS((void));
static int setpassive __ARGS((void));
static int setsilent __ARGS((void));
static int noopt __ARGS((void));
static int setnovj __ARGS((void));
static int reqpap __ARGS((void));
static int nopap __ARGS((void));
static int setupapfile __ARGS((char **));
static int nochap __ARGS((void));
static int reqchap __ARGS((void));
static int setspeed __ARGS((char *));
static int noaccomp __ARGS((void));
static int noasyncmap __ARGS((void));
static int noipaddr __ARGS((void));
static int nomagicnumber __ARGS((void));
static int setasyncmap __ARGS((char **));
static int setmru __ARGS((char **));
static int nomru __ARGS((void));
static int nopcomp __ARGS((void));
static int setconnector __ARGS((char **));
static int setdomain __ARGS((char **));
static int setnetmask __ARGS((char **));
static int setcrtscts __ARGS((void));
static int setnodetach __ARGS((void));
static int setmodem __ARGS((void));
static int setlocal __ARGS((void));
static int setname __ARGS((char **));
static int setuser __ARGS((char **));
static int setremote __ARGS((char **));
static int setauth __ARGS((void));
static int readfile __ARGS((char **));
static int setdefaultroute __ARGS((void));
static int setproxyarp __ARGS((void));
static int setpersist __ARGS((void));
static int setdologin __ARGS((void));
static int setusehostname __ARGS((void));
static int setlcptimeout __ARGS((char **));
static int setlcpterm __ARGS((char **));
static int setlcpconf __ARGS((char **));
static int setlcpfails __ARGS((char **));
static int setipcptimeout __ARGS((char **));
static int setipcpterm __ARGS((char **));
static int setipcpconf __ARGS((char **));
static int setipcpfails __ARGS((char **));
static int setpaptimeout __ARGS((char **));
static int setpapreqs __ARGS((char **));
static int setchaptimeout __ARGS((char **));
static int setchapchal __ARGS((char **));
static int setchapintv __ARGS((char **));
static int number_option __ARGS((char *, long *, int));
/*
* Option variables
*/
extern char *progname;
extern int debug;
extern int modem;
extern int crtscts;
extern int nodetach;
extern char *connector;
extern int inspeed;
extern char devname[];
extern int default_device;
extern u_long netmask;
extern int detach;
extern char user[];
extern char passwd[];
extern int auth_required;
extern int proxyarp;
extern int persist;
extern int uselogin;
extern char our_name[];
extern char remote_name[];
int usehostname;
/*
* Valid arguments.
*/
static struct cmd {
char *cmd_name;
int num_args;
int (*cmd_func)();
} cmds[] = {
"-all", 0, noopt, /* Don't request/allow any options */
"-ac", 0, noaccomp, /* Disable Address/Control compress */
"-am", 0, noasyncmap, /* Disable asyncmap negotiation */
"-as", 1, setasyncmap, /* set the desired async map */
"-d", 0, setdebug, /* Increase debugging level */
"-detach", 0, setnodetach, /* don't fork */
"-ip", 0, noipaddr, /* Disable IP address negotiation */
"-mn", 0, nomagicnumber, /* Disable magic number negotiation */
"-mru", 0, nomru, /* Disable mru negotiation */
"-p", 0, setpassive, /* Set passive mode */
"-pc", 0, nopcomp, /* Disable protocol field compress */
"+ua", 1, setupapfile, /* Get PAP user and password from file */
"+pap", 0, reqpap, /* Require PAP auth from peer */
"-pap", 0, nopap, /* Don't allow UPAP authentication with peer */
"+chap", 0, reqchap, /* Require CHAP authentication from peer */
"-chap", 0, nochap, /* Don't allow CHAP authentication with peer */
"-vj", 0, setnovj, /* disable VJ compression */
"asyncmap", 1, setasyncmap, /* set the desired async map */
"connect", 1, setconnector, /* A program to set up a connection */
"crtscts", 0, setcrtscts, /* set h/w flow control */
"debug", 0, setdebug, /* Increase debugging level */
"domain", 1, setdomain, /* Add given domain name to hostname*/
"mru", 1, setmru, /* Set MRU value for negotiation */
"netmask", 1, setnetmask, /* set netmask */
"passive", 0, setpassive, /* Set passive mode */
"silent", 0, setsilent, /* Set silent mode */
"modem", 0, setmodem, /* Use modem control lines */
"local", 0, setlocal, /* Don't use modem control lines */
"name", 1, setname, /* Set local name for authentication */
"user", 1, setuser, /* Set username for PAP auth with peer */
"usehostname", 0, setusehostname, /* Must use hostname for auth. */
"remotename", 1, setremote, /* Set remote name for authentication */
"auth", 0, setauth, /* Require authentication from peer */
"file", 1, readfile, /* Take options from a file */
"defaultroute", 0, setdefaultroute, /* Add default route */
"proxyarp", 0, setproxyarp, /* Add proxy ARP entry */
"persist", 0, setpersist, /* Keep on reopening connection after close */
"login", 0, setdologin, /* Use system password database for UPAP */
"lcp-restart", 1, setlcptimeout, /* Set timeout for LCP */
"lcp-max-terminate", 1, setlcpterm, /* Set max #xmits for term-reqs */
"lcp-max-configure", 1, setlcpconf, /* Set max #xmits for conf-reqs */
"lcp-max-failure", 1, setlcpfails, /* Set max #conf-naks for LCP */
"ipcp-restart", 1, setipcptimeout, /* Set timeout for IPCP */
"ipcp-max-terminate", 1, setipcpterm, /* Set max #xmits for term-reqs */
"ipcp-max-configure", 1, setipcpconf, /* Set max #xmits for conf-reqs */
"ipcp-max-failure", 1, setipcpfails, /* Set max #conf-naks for IPCP */
"pap-restart", 1, setpaptimeout, /* Set timeout for UPAP */
"pap-max-authreq", 1, setpapreqs, /* Set max #xmits for auth-reqs */
"chap-restart", 1, setchaptimeout, /* Set timeout for CHAP */
"chap-max-challenge", 1, setchapchal, /* Set max #xmits for challenge */
"chap-interval", 1, setchapintv, /* Set interval for rechallenge */
NULL
};
static char *usage_string = "\
pppd version %s patch level %d\n\
Usage: %s [ arguments ], where arguments are:\n\
<device> Communicate over the named device\n\
<speed> Set the baud rate to <speed>\n\
<loc>:<rem> Set the local and/or remote interface IP\n\
addresses. Either one may be omitted.\n\
asyncmap <n> Set the desired async map to hex <n>\n\
auth Require authentication from peer\n\
connect <p> Invoke shell command <p> to set up the serial line\n\
crtscts Use hardware RTS/CTS flow control\n\
defaultroute Add default route through interface\n\
file <f> Take options from file <f>\n\
modem Use modem control lines\n\
mru <n> Set MRU value to <n> for negotiation\n\
netmask <n> Set interface netmask to <n>\n\
See pppd(8) for more options.\n\
";
/*
Options omitted:
-all Don't request/allow any options\n\
-ac Disable Address/Control compression\n\
-am Disable asyncmap negotiation\n\
-as <n> Set the desired async map to hex <n>\n\
-d Increase debugging level\n\
-detach Don't fork to background\n\
-ip Disable IP address negotiation\n\
-mn Disable magic number negotiation\n\
-mru Disable mru negotiation\n\
-p Set passive mode\n\
-pc Disable protocol field compression\n\
+ua <f> Get username and password for authenticating\n\
with peer using PAP from file <f>\n\
+pap Require PAP authentication from peer\n\
-pap Don't agree to authenticating with peer using PAP\n\
+chap Require CHAP authentication from peer\n\
-chap Don't agree to authenticating with peer using CHAP\n\
-vj disable VJ compression\n\
-auth Don't agree to authenticate with peer\n\
debug Increase debugging level\n\
domain <d> Append domain name <d> to hostname for authentication\n\
passive Set passive mode\n\
local Don't use modem control lines\n\
proxyarp Add proxy ARP entry\n\
*/
/*
* parse_args - parse a string of arguments, from the command
* line or from a file.
*/
int
parse_args(argc, argv)
int argc;
char **argv;
{
char *arg, *val;
struct cmd *cmdp;
while (argc > 0) {
arg = *argv++;
--argc;
/*
* First see if it's a command.
*/
for (cmdp = cmds; cmdp->cmd_name; cmdp++)
if (!strcmp(arg, cmdp->cmd_name))
break;
if (cmdp->cmd_name != NULL) {
if (argc < cmdp->num_args) {
fprintf(stderr, "Too few parameters for command %s\n", arg);
return 0;
}
if (!(*cmdp->cmd_func)(argv))
return 0;
argc -= cmdp->num_args;
argv += cmdp->num_args;
} else {
/*
* Maybe a tty name, speed or IP address?
*/
if (!setdevname(arg) && !setspeed(arg) && !setipaddr(arg)) {
fprintf(stderr, "%s: unrecognized command\n", arg);
usage();
return 0;
}
}
}
return 1;
}
/*
* usage - print out a message telling how to use the program.
*/
usage()
{
fprintf(stderr, usage_string, VERSION, PATCHLEVEL, progname);
}
/*
* options_from_file - Read a string of options from a file,
* and interpret them.
*/
int
options_from_file(filename)
char *filename;
{
FILE *f;
int i, newline;
struct cmd *cmdp;
char *argv[MAXARGS];
char args[MAXARGS][MAXWORDLEN];
char cmd[MAXWORDLEN];
if ((f = fopen(filename, "r")) == NULL) {
if (errno == ENOENT)
return 1;
perror(filename);
exit(1);
}
while (getword(f, cmd, &newline, filename)) {
/*
* First see if it's a command.
*/
for (cmdp = cmds; cmdp->cmd_name; cmdp++)
if (!strcmp(cmd, cmdp->cmd_name))
break;
if (cmdp->cmd_name != NULL) {
for (i = 0; i < cmdp->num_args; ++i) {
if (!getword(f, args[i], &newline, filename)) {
fprintf(stderr,
"In file %s: too few parameters for command %s\n",
filename, cmd);
fclose(f);
return 0;
}
argv[i] = args[i];
}
if (!(*cmdp->cmd_func)(argv)) {
fclose(f);
return 0;
}
} else {
/*
* Maybe a tty name, speed or IP address?
*/
if (!setdevname(cmd) && !setspeed(cmd) && !setipaddr(cmd)) {
fprintf(stderr, "In file %s: unrecognized command %s\n",
filename, cmd);
fclose(f);
return 0;
}
}
}
return 1;
}
/*
* options_from_user - See if the use has a ~/.ppprc file,
* and if so, interpret options from it.
*/
int
options_from_user()
{
char *user, *path, *file;
int ret;
if ((user = getenv("HOME")) == NULL)
return;
file = "/.ppprc";
path = malloc(strlen(user) + strlen(file) + 1);
if (path == NULL)
novm("init file name");
strcpy(path, user);
strcat(path, file);
ret = options_from_file(path);
free(path);
return ret;
}
/*
* Read a word from a file.
* Words are delimited by white-space or by quotes (").
* Quotes, white-space and \ may be escaped with \.
* \<newline> is ignored.
*/
int
getword(f, word, newlinep, filename)
FILE *f;
char *word;
int *newlinep;
char *filename;
{
int c, len, escape;
int quoted;
*newlinep = 0;
len = 0;
escape = 0;
quoted = 0;
/*
* First skip white-space and comments
*/
while ((c = getc(f)) != EOF) {
if (c == '\\') {
/*
* \<newline> is ignored; \ followed by anything else
* starts a word.
*/
if ((c = getc(f)) == '\n')
continue;
word[len++] = '\\';
escape = 1;
break;
}
if (c == '\n')
*newlinep = 1; /* next word starts a line */
else if (c == '#') {
/* comment - ignore until EOF or \n */
while ((c = getc(f)) != EOF && c != '\n')
;
if (c == EOF)
break;
*newlinep = 1;
} else if (!isspace(c))
break;
}
/*
* End of file or error - fail
*/
if (c == EOF) {
if (ferror(f)) {
perror(filename);
die(1);
}
return 0;
}
for (;;) {
/*
* Is this character escaped by \ ?
*/
if (escape) {
if (c == '\n')
--len; /* ignore \<newline> */
else if (c == '"' || isspace(c) || c == '\\')
word[len-1] = c; /* put special char in word */
else {
if (len < MAXWORDLEN-1)
word[len] = c;
++len;
}
escape = 0;
} else if (c == '"') {
quoted = !quoted;
} else if (!quoted && (isspace(c) || c == '#')) {
ungetc(c, f);
break;
} else {
if (len < MAXWORDLEN-1)
word[len] = c;
++len;
if (c == '\\')
quoted = 1;
}
if ((c = getc(f)) == EOF)
break;
}
if (ferror(f)) {
perror(filename);
die(1);
}
if (len >= MAXWORDLEN) {
word[MAXWORDLEN-1] = 0;
fprintf(stderr, "%s: warning: word in file %s too long (%.20s...)\n",
progname, filename, word);
} else
word[len] = 0;
return 1;
}
/*
* number_option - parse a numeric parameter for an option
*/
static int
number_option(str, valp, base)
char *str;
long *valp;
int base;
{
char *ptr;
*valp = strtol(str, &ptr, base);
if (ptr == str) {
fprintf(stderr, "%s: invalid number: %s\n", progname, str);
return 0;
}
return 1;
}
/*
* int_option - like number_option, but valp is int *,
* the base is assumed to be 0, and *valp is not changed
* if there is an error.
*/
static int
int_option(str, valp)
char *str;
int *valp;
{
long v;
if (!number_option(str, &v, 0))
return 0;
*valp = (int) v;
return 1;
}
/*
* The following procedures execute commands.
*/
/*
* readfile - take commands from a file.
*/
static int
readfile(argv)
char **argv;
{
return options_from_file(*argv);
}
/*
* setdebug - Set debug (command line argument).
*/
static int
setdebug()
{
debug++;
setlogmask(LOG_UPTO(LOG_DEBUG));
return (1);
}
/*
* noopt - Disable all options.
*/
static int
noopt()
{
BZERO((char *) &lcp_wantoptions[0], sizeof (struct lcp_options));
BZERO((char *) &lcp_allowoptions[0], sizeof (struct lcp_options));
BZERO((char *) &ipcp_wantoptions[0], sizeof (struct ipcp_options));
BZERO((char *) &ipcp_allowoptions[0], sizeof (struct ipcp_options));
return (1);
}
/*
* noaccomp - Disable Address/Control field compression negotiation.
*/
static int
noaccomp()
{
lcp_wantoptions[0].neg_accompression = 0;
lcp_allowoptions[0].neg_accompression = 0;
return (1);
}
/*
* noasyncmap - Disable async map negotiation.
*/
static int
noasyncmap()
{
lcp_wantoptions[0].neg_asyncmap = 0;
lcp_allowoptions[0].neg_asyncmap = 0;
return (1);
}
/*
* noipaddr - Disable IP address negotiation.
*/
static int
noipaddr()
{
ipcp_wantoptions[0].neg_addr = 0;
ipcp_allowoptions[0].neg_addr = 0;
return (1);
}
/*
* nomagicnumber - Disable magic number negotiation.
*/
static int
nomagicnumber()
{
lcp_wantoptions[0].neg_magicnumber = 0;
lcp_allowoptions[0].neg_magicnumber = 0;
return (1);
}
/*
* nomru - Disable mru negotiation.
*/
static int
nomru()
{
lcp_wantoptions[0].neg_mru = 0;
lcp_allowoptions[0].neg_mru = 0;
return (1);
}
/*
* setmru - Set MRU for negotiation.
*/
static int
setmru(argv)
char **argv;
{
long mru;
if (!number_option(*argv, &mru, 0))
return 0;
lcp_wantoptions[0].mru = mru;
lcp_wantoptions[0].neg_mru = 1;
return (1);
}
/*
* nopcomp - Disable Protocol field compression negotiation.
*/
static int
nopcomp()
{
lcp_wantoptions[0].neg_pcompression = 0;
lcp_allowoptions[0].neg_pcompression = 0;
return (1);
}
/*
* setpassive - Set passive mode (don't give up if we time out sending
* LCP configure-requests).
*/
static int
setpassive()
{
lcp_wantoptions[0].passive = 1;
return (1);
}
/*
* setsilent - Set silent mode (don't start sending LCP configure-requests
* until we get one from the peer).
*/
static int
setsilent()
{
lcp_wantoptions[0].silent = 1;
return 1;
}
/*
* nopap - Disable PAP authentication with peer.
*/
static int
nopap()
{
lcp_allowoptions[0].neg_upap = 0;
return (1);
}
/*
* reqpap - Require PAP authentication from peer.
*/
static int
reqpap()
{
lcp_wantoptions[0].neg_upap = 1;
auth_required = 1;
}
/*
* setupapfile - specifies UPAP info for authenticating with peer.
*/
static int
setupapfile(argv)
char **argv;
{
FILE * ufile;
int l;
lcp_allowoptions[0].neg_upap = 1;
/* open user info file */
if ((ufile = fopen(*argv, "r")) == NULL) {
fprintf(stderr, "unable to open user login data file %s\n", *argv);
exit(1);
}
check_access(ufile, *argv);
/* get username */
if (fgets(user, MAXNAMELEN - 1, ufile) == NULL
|| fgets(passwd, MAXSECRETLEN - 1, ufile) == NULL){
fprintf(stderr, "Unable to read user login data file %s.\n", *argv);
exit(2);
}
fclose(ufile);
/* get rid of newlines */
l = strlen(user);
if (l > 0 && user[l-1] == '\n')
user[l-1] = 0;
l = strlen(passwd);
if (l > 0 && passwd[l-1] == '\n')
passwd[l-1] = 0;
return (1);
}
/*
* nochap - Disable CHAP authentication with peer.
*/
static int
nochap()
{
lcp_allowoptions[0].neg_chap = 0;
return (1);
}
/*
* reqchap - Require CHAP authentication from peer.
*/
static int
reqchap()
{
lcp_wantoptions[0].neg_chap = 1;
auth_required = 1;
return (1);
}
/*
* setnovj - diable vj compression
*/
static int
setnovj()
{
ipcp_wantoptions[0].neg_vj = 0;
ipcp_allowoptions[0].neg_vj = 0;
return (1);
}
/*
* setconnector - Set a program to connect to a serial line
*/
static int
setconnector(argv)
char **argv;
{
connector = strdup(*argv);
if (connector == NULL)
novm("connector string");
return (1);
}
/*
* setdomain - Set domain name to append to hostname
*/
static int
setdomain(argv)
char **argv;
{
strncat(hostname, *argv, MAXNAMELEN - strlen(hostname));
hostname[MAXNAMELEN-1] = 0;
return (1);
}
static int
setasyncmap(argv)
char **argv;
{
long asyncmap;
if (!number_option(*argv, &asyncmap, 16))
return 0;
lcp_wantoptions[0].asyncmap |= asyncmap;
lcp_wantoptions[0].neg_asyncmap = 1;
return(1);
}
/*
* setspeed - Set the speed.
*/
static int
setspeed(arg)
char *arg;
{
char *ptr;
int spd;
spd = strtol(arg, &ptr, 0);
if (ptr == arg || *ptr != 0 || spd == 0)
return 0;
inspeed = spd;
return 1;
}
/*
* setdevname - Set the device name.
*/
int
setdevname(cp)
char *cp;
{
struct stat statbuf;
char *tty, *ttyname();
char dev[MAXPATHLEN];
if (strncmp("/dev/", cp, 5) != 0) {
strcpy(dev, "/dev/");
strncat(dev, cp, MAXPATHLEN - 5);
dev[MAXPATHLEN-1] = 0;
cp = dev;
}
/*
* Check if there is a device by this name.
*/
if (stat(cp, &statbuf) < 0) {
if (errno == ENOENT)
return (0);
syslog(LOG_ERR, cp);
exit(1);
}
(void) strncpy(devname, cp, MAXPATHLEN);
devname[MAXPATHLEN-1] = 0;
default_device = FALSE;
return (1);
}
/*
* setipaddr - Set the IP address
*/
int
setipaddr(arg)
char *arg;
{
struct hostent *hp;
char *colon, *index();
u_long local, remote;
ipcp_options *wo = &ipcp_wantoptions[0];
/*
* IP address pair separated by ":".
*/
if ((colon = index(arg, ':')) == NULL)
return (0);
/*
* If colon first character, then no local addr.
*/
if (colon != arg) {
*colon = '\0';
if ((local = inet_addr(arg)) == -1) {
if ((hp = gethostbyname(arg)) == NULL) {
fprintf(stderr, "unknown host: %s", arg);
local = 0;
} else {
local = *(long *)hp->h_addr;
if (our_name[0] == 0) {
strncpy(our_name, arg, MAXNAMELEN);
our_name[MAXNAMELEN-1] = 0;
}
}
}
if (local != 0)
wo->ouraddr = local;
*colon = ':';
}
/*
* If colon last character, then no remote addr.
*/
if (*++colon != '\0') {
if ((remote = inet_addr(colon)) == -1) {
if ((hp = gethostbyname(colon)) == NULL) {
fprintf(stderr, "unknown host: %s", colon);
remote = 0;
} else {
remote = *(long *)hp->h_addr;
if (remote_name[0] == 0) {
strncpy(remote_name, colon, MAXNAMELEN);
remote_name[MAXNAMELEN-1] = 0;
}
}
}
if (remote != 0)
wo->hisaddr = remote;
}
return (1);
}
/*
* setipdefault - default our local IP address based on our hostname.
*/
void
setipdefault()
{
struct hostent *hp;
u_long local;
ipcp_options *wo = &ipcp_wantoptions[0];
/*
* If local IP address already given, don't bother.
*/
if (wo->ouraddr != 0)
return;
/*
* Look up our hostname (possibly with domain name appended)
* and take the first IP address as our local IP address.
* If there isn't an IP address for our hostname, too bad.
*/
if ((hp = gethostbyname(hostname)) == NULL)
return;
local = *(long *)hp->h_addr;
if (local != 0)
wo->ouraddr = local;
}
/*
* setnetmask - set the netmask to be used on the interface.
*/
static int
setnetmask(argv)
char **argv;
{
u_long mask;
if ((mask = inet_addr(*argv)) == -1) {
fprintf(stderr, "Invalid netmask %s\n", *argv);
exit(1);
}
netmask = mask;
return (1);
}
static int
setcrtscts()
{
crtscts = 1;
return (1);
}
static int
setnodetach()
{
nodetach = 1;
return (1);
}
static int
setmodem()
{
modem = 1;
return 1;
}
static int
setlocal()
{
modem = 0;
return 1;
}
static int
setusehostname()
{
usehostname = 1;
return 1;
}
static int
setname(argv)
char **argv;
{
if (our_name[0] == 0) {
strncpy(our_name, argv[0], MAXNAMELEN);
our_name[MAXNAMELEN-1] = 0;
}
return 1;
}
static int
setuser(argv)
char **argv;
{
strncpy(user, argv[0], MAXNAMELEN);
user[MAXNAMELEN-1] = 0;
return 1;
}
static int
setremote(argv)
char **argv;
{
strncpy(remote_name, argv[0], MAXNAMELEN);
remote_name[MAXNAMELEN-1] = 0;
return 1;
}
static int
setauth()
{
auth_required = 1;
return 1;
}
static int
setdefaultroute()
{
ipcp_wantoptions[0].default_route = 1;
return 1;
}
static int
setproxyarp()
{
ipcp_wantoptions[0].proxy_arp = 1;
return 1;
}
static int
setpersist()
{
persist = 1;
return 1;
}
static int
setdologin()
{
uselogin = 1;
return 1;
}
/*
* Functions to set timeouts, max transmits, etc.
*/
static int
setlcptimeout(argv)
char **argv;
{
return int_option(*argv, &lcp_fsm[0].timeouttime, 0);
}
static int setlcpterm(argv)
char **argv;
{
return int_option(*argv, &lcp_fsm[0].maxtermtransmits, 0);
}
static int setlcpconf(argv)
char **argv;
{
return int_option(*argv, &lcp_fsm[0].maxconfreqtransmits, 0);
}
static int setlcpfails(argv)
char **argv;
{
return int_option(*argv, &lcp_fsm[0].maxnakloops, 0);
}
static int setipcptimeout(argv)
char **argv;
{
return int_option(*argv, &ipcp_fsm[0].timeouttime, 0);
}
static int setipcpterm(argv)
char **argv;
{
return int_option(*argv, &ipcp_fsm[0].maxtermtransmits, 0);
}
static int setipcpconf(argv)
char **argv;
{
return int_option(*argv, &ipcp_fsm[0].maxconfreqtransmits, 0);
}
static int setipcpfails(argv)
char **argv;
{
return int_option(*argv, &lcp_fsm[0].maxnakloops, 0);
}
static int setpaptimeout(argv)
char **argv;
{
return int_option(*argv, &upap[0].us_timeouttime, 0);
}
static int setpapreqs(argv)
char **argv;
{
return int_option(*argv, &upap[0].us_maxtransmits, 0);
}
static int setchaptimeout(argv)
char **argv;
{
return int_option(*argv, &chap[0].timeouttime, 0);
}
static int setchapchal(argv)
char **argv;
{
return int_option(*argv, &chap[0].max_transmits, 0);
}
static int setchapintv(argv)
char **argv;
{
return int_option(*argv, &chap[0].chal_interval, 0);
}
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