X-Git-Url: http://git.ozlabs.org/?p=ppp.git;a=blobdiff_plain;f=pppd%2Foptions.c;h=5c207d7bb2adf205b93da1bb764ac91dc69caa3a;hp=d58c85022badc3e1c283a131caaf4409f03512b6;hb=7ff1691466ad589562e84516e29a4a83bab71e1f;hpb=829ce3a1b544753fc086c75b57d779839adfa545

diff --git a/pppd/options.c b/pppd/options.c
index d58c850..5c207d7 100644
--- a/pppd/options.c
+++ b/pppd/options.c
@@ -18,7 +18,7 @@
  */
 
 #ifndef lint
-static char rcsid[] = "$Id: options.c,v 1.11 1994/08/09 06:29:14 paulus Exp $";
+static char rcsid[] = "$Id: options.c,v 1.18 1995/04/26 06:46:09 paulus Exp $";
 #endif
 
 #include <stdio.h>
@@ -35,7 +35,6 @@ static char rcsid[] = "$Id: options.c,v 1.11 1994/08/09 06:29:14 paulus Exp $";
 #include <sys/stat.h>
 #include <netinet/in.h>
 
-#include "ppp.h"
 #include "pppd.h"
 #include "pathnames.h"
 #include "patchlevel.h"
@@ -46,117 +45,130 @@ static char rcsid[] = "$Id: options.c,v 1.11 1994/08/09 06:29:14 paulus Exp $";
 #include "chap.h"
 #include "ccp.h"
 
+#include <net/ppp-comp.h>
+
 #define FALSE	0
 #define TRUE	1
 
-#ifdef ultrix
-char *strdup __ARGS((char *));
+#if defined(ultrix) || defined(NeXT)
+char *strdup __P((char *));
 #endif
 
 #ifndef GIDSET_TYPE
-#define GIDSET_TYPE	int
+#define GIDSET_TYPE	gid_t
 #endif
 
 /*
- * Prototypes
+ * Option variables and default values.
  */
-static int setdebug __ARGS((void));
-static int setkdebug __ARGS((char **));
-static int setpassive __ARGS((void));
-static int setsilent __ARGS((void));
-static int noopt __ARGS((void));
-static int setnovj __ARGS((void));
-static int setnovjccomp __ARGS((void));
-static int setvjslots __ARGS((char **));
-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 setescape __ARGS((char **));
-static int setmru __ARGS((char **));
-static int setmtu __ARGS((char **));
-static int nomru __ARGS((void));
-static int nopcomp __ARGS((void));
-static int setconnector __ARGS((char **));
-static int setdisconnector __ARGS((char **));
-static int setdomain __ARGS((char **));
-static int setnetmask __ARGS((char **));
-static int setcrtscts __ARGS((void));
-static int setxonxoff __ARGS((void));
-static int setnodetach __ARGS((void));
-static int setmodem __ARGS((void));
-static int setlocal __ARGS((void));
-static int setlock __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 setnoipdflt __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 setipcpaccl __ARGS((void));
-static int setipcpaccr __ARGS((void));
-static int setlcpechointv __ARGS((char **));
-static int setlcpechofails __ARGS((char **));
-static int setbsdcomp __ARGS((char **));
-static int setnobsdcomp __ARGS((void));
-
-static int number_option __ARGS((char *, long *, int));
-static int readable __ARGS((int fd));
+int	debug = 0;		/* Debug flag */
+int	kdebugflag = 0;		/* Tell kernel to print debug messages */
+int	default_device = 1;	/* Using /dev/tty or equivalent */
+char	devnam[MAXPATHLEN] = "/dev/tty";	/* Device name */
+int	crtscts = 0;		/* Use hardware flow control */
+int	modem = 1;		/* Use modem control lines */
+int	inspeed = 0;		/* Input/Output speed requested */
+u_int32_t netmask = 0;		/* IP netmask to set on interface */
+int	lockflag = 0;		/* Create lock file to lock the serial dev */
+int	nodetach = 0;		/* Don't detach from controlling tty */
+char	*connector = NULL;	/* Script to establish physical link */
+char	*disconnector = NULL;	/* Script to disestablish physical link */
+char	user[MAXNAMELEN];	/* Username for PAP */
+char	passwd[MAXSECRETLEN];	/* Password for PAP */
+int	auth_required = 0;	/* Peer is required to authenticate */
+int	defaultroute = 0;	/* assign default route through interface */
+int	proxyarp = 0;		/* Set up proxy ARP entry for peer */
+int	persist = 0;		/* Reopen link after it goes down */
+int	uselogin = 0;		/* Use /etc/passwd for checking PAP */
+int	lcp_echo_interval = 0; 	/* Interval between LCP echo-requests */
+int	lcp_echo_fails = 0;	/* Tolerance to unanswered echo-requests */
+char	our_name[MAXNAMELEN];	/* Our name for authentication purposes */
+char	remote_name[MAXNAMELEN]; /* Peer's name for authentication */
+int	usehostname = 0;	/* Use hostname for our_name */
+int	disable_defaultip = 0;	/* Don't use hostname for default IP adrs */
+char	*ipparam = NULL;	/* Extra parameter for ip up/down scripts */
+int	cryptpap;		/* Passwords in pap-secrets are encrypted */
+
+#ifdef _linux_
+int idle_time_limit = 0;
+static int setidle __P((char **));
+#endif
 
 /*
- * Option variables
+ * Prototypes
  */
-extern char *progname;
-extern int debug;
-extern int kdebugflag;
-extern int modem;
-extern int lockflag;
-extern int crtscts;
-extern int nodetach;
-extern char *connector;
-extern char *disconnector;
-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 u_long lcp_echo_interval;
-extern u_long lcp_echo_fails;
-extern char our_name[];
-extern char remote_name[];
-int usehostname;
-int disable_defaultip;
+static int setdebug __P((void));
+static int setkdebug __P((char **));
+static int setpassive __P((void));
+static int setsilent __P((void));
+static int noopt __P((void));
+static int setnovj __P((void));
+static int setnovjccomp __P((void));
+static int setvjslots __P((char **));
+static int reqpap __P((void));
+static int nopap __P((void));
+static int setupapfile __P((char **));
+static int nochap __P((void));
+static int reqchap __P((void));
+static int setspeed __P((char *));
+static int noaccomp __P((void));
+static int noasyncmap __P((void));
+static int noipaddr __P((void));
+static int nomagicnumber __P((void));
+static int setasyncmap __P((char **));
+static int setescape __P((char **));
+static int setmru __P((char **));
+static int setmtu __P((char **));
+static int nomru __P((void));
+static int nopcomp __P((void));
+static int setconnector __P((char **));
+static int setdisconnector __P((char **));
+static int setdomain __P((char **));
+static int setnetmask __P((char **));
+static int setcrtscts __P((void));
+static int setnocrtscts __P((void));
+static int setxonxoff __P((void));
+static int setnodetach __P((void));
+static int setmodem __P((void));
+static int setlocal __P((void));
+static int setlock __P((void));
+static int setname __P((char **));
+static int setuser __P((char **));
+static int setremote __P((char **));
+static int setauth __P((void));
+static int readfile __P((char **));
+static int setdefaultroute __P((void));
+static int setproxyarp __P((void));
+static int setpersist __P((void));
+static int setdologin __P((void));
+static int setusehostname __P((void));
+static int setnoipdflt __P((void));
+static int setlcptimeout __P((char **));
+static int setlcpterm __P((char **));
+static int setlcpconf __P((char **));
+static int setlcpfails __P((char **));
+static int setipcptimeout __P((char **));
+static int setipcpterm __P((char **));
+static int setipcpconf __P((char **));
+static int setipcpfails __P((char **));
+static int setpaptimeout __P((char **));
+static int setpapreqs __P((char **));
+static int setchaptimeout __P((char **));
+static int setchapchal __P((char **));
+static int setchapintv __P((char **));
+static int setipcpaccl __P((void));
+static int setipcpaccr __P((void));
+static int setlcpechointv __P((char **));
+static int setlcpechofails __P((char **));
+static int setbsdcomp __P((char **));
+static int setnobsdcomp __P((void));
+static int setipparam __P((char **));
+static int setpapcrypt __P((void));
+
+static int number_option __P((char *, long *, int));
+static int readable __P((int fd));
+
+void usage();
 
 /*
  * Valid arguments.
@@ -190,8 +202,8 @@ static struct cmd {
     {"connect", 1, setconnector}, /* A program to set up a connection */
     {"disconnect", 1, setdisconnector},	/* program to disconnect serial dev. */
     {"crtscts", 0, setcrtscts},	/* set h/w flow control */
+    {"-crtscts", 0, setnocrtscts}, /* clear h/w flow control */
     {"xonxoff", 0, setxonxoff},	/* set s/w flow control */
-    {"-crtscts", 0, setxonxoff}, /* another name for xonxoff */
     {"debug", 0, setdebug},	/* Increase debugging level */
     {"kdebug", 1, setkdebug},	/* Enable kernel-level debugging */
     {"domain", 1, setdomain},	/* Add given domain name to hostname*/
@@ -233,6 +245,11 @@ static struct cmd {
     {"ipcp-accept-remote", 0, setipcpaccr}, /* Accept peer's address for it */
     {"bsdcomp", 1, setbsdcomp},		/* request BSD-Compress */
     {"-bsdcomp", 0, setnobsdcomp},	/* don't allow BSD-Compress */
+    {"ipparam", 1, setipparam},		/* set ip script parameter */
+    {"papcrypt", 0, setpapcrypt},	/* PAP passwords encrypted */
+#ifdef _linux_
+    {"idle-disconnect", 1, setidle}, /* seconds for disconnect of idle IP */
+#endif
     {NULL, 0, NULL}
 };
 
@@ -316,6 +333,7 @@ parse_args(argc, argv)
 /*
  * usage - print out a message telling how to use the program.
  */
+void
 usage()
 {
     fprintf(stderr, usage_string, VERSION, PATCHLEVEL, IMPLEMENTATION,
@@ -430,9 +448,9 @@ options_for_tty()
     char *dev, *path;
     int ret;
 
-    dev = strrchr(devname, '/');
+    dev = strrchr(devnam, '/');
     if (dev == NULL)
-	dev = devname;
+	dev = devnam;
     else
 	++dev;
     if (strcmp(dev, "tty") == 0)
@@ -756,7 +774,7 @@ setmtu(argv)
     if (!number_option(*argv, &mtu, 0))
 	return 0;
     if (mtu < MINMRU || mtu > MAXMRU) {
-	fprintf(stderr, "mtu option value of %d is too %s\n", mtu,
+	fprintf(stderr, "mtu option value of %ld is too %s\n", mtu,
 		(mtu < MINMRU? "small": "large"));
 	return 0;
     }
@@ -820,6 +838,7 @@ reqpap()
 {
     lcp_wantoptions[0].neg_upap = 1;
     auth_required = 1;
+    return 1;
 }
 
 
@@ -909,6 +928,7 @@ setnovjccomp()
 {
     ipcp_wantoptions[0].cflag = 0;
     ipcp_allowoptions[0].cflag = 0;
+    return 1;
 }
 
 
@@ -1012,7 +1032,7 @@ setescape(argv)
 	}
 	p = endp;
 	if (n < 0 || 0x20 <= n && n <= 0x3F || n == 0x5E || n > 0xFF) {
-	    fprintf(stderr, "%s: can't escape character 0x%x\n", n);
+	    fprintf(stderr, "%s: can't escape character 0x%x\n", progname, n);
 	    ret = 0;
 	} else
 	    xmit_accm[0][n >> 5] |= 1 << (n & 0x1F);
@@ -1069,8 +1089,8 @@ setdevname(cp)
 	return -1;
     }
   
-    (void) strncpy(devname, cp, MAXPATHLEN);
-    devname[MAXPATHLEN-1] = 0;
+    (void) strncpy(devnam, cp, MAXPATHLEN);
+    devnam[MAXPATHLEN-1] = 0;
     default_device = FALSE;
   
     return 1;
@@ -1085,14 +1105,14 @@ setipaddr(arg)
     char *arg;
 {
     struct hostent *hp;
-    char *colon, *index();
-    u_long local, remote;
+    char *colon;
+    u_int32_t local, remote;
     ipcp_options *wo = &ipcp_wantoptions[0];
   
     /*
      * IP address pair separated by ":".
      */
-    if ((colon = index(arg, ':')) == NULL)
+    if ((colon = strchr(arg, ':')) == NULL)
 	return 0;
   
     /*
@@ -1105,7 +1125,7 @@ setipaddr(arg)
 		fprintf(stderr, "unknown host: %s\n", arg);
 		return -1;
 	    } else {
-		local = *(long *)hp->h_addr;
+		local = *(u_int32_t *)hp->h_addr;
 		if (our_name[0] == 0) {
 		    strncpy(our_name, arg, MAXNAMELEN);
 		    our_name[MAXNAMELEN-1] = 0;
@@ -1130,7 +1150,7 @@ setipaddr(arg)
 		fprintf(stderr, "unknown host: %s\n", colon);
 		return -1;
 	    } else {
-		remote = *(long *)hp->h_addr;
+		remote = *(u_int32_t *)hp->h_addr;
 		if (remote_name[0] == 0) {
 		    strncpy(remote_name, colon, MAXNAMELEN);
 		    remote_name[MAXNAMELEN-1] = 0;
@@ -1189,7 +1209,7 @@ void
 setipdefault()
 {
     struct hostent *hp;
-    u_long local;
+    u_int32_t local;
     ipcp_options *wo = &ipcp_wantoptions[0];
 
     /*
@@ -1206,7 +1226,7 @@ setipdefault()
     wo->accept_local = 1;	/* don't insist on this default value */
     if ((hp = gethostbyname(hostname)) == NULL)
 	return;
-    local = *(long *)hp->h_addr;
+    local = *(u_int32_t *)hp->h_addr;
     if (local != 0 && !bad_ip_adrs(local))
 	wo->ouraddr = local;
 }
@@ -1219,7 +1239,7 @@ static int
 setnetmask(argv)
     char **argv;
 {
-    u_long mask;
+    u_int32_t mask;
 
     if ((mask = inet_addr(*argv)) == -1 || (netmask & ~mask) != 0) {
 	fprintf(stderr, "Invalid netmask %s\n", *argv);
@@ -1235,9 +1255,9 @@ setnetmask(argv)
  * been set. 
  */
 /* ARGSUSED */
-u_long
+u_int32_t
 GetMask(addr)
-    u_long addr;
+    u_int32_t addr;
 {
     return(netmask);
 }
@@ -1250,6 +1270,13 @@ setcrtscts()
     return (1);
 }
 
+static int
+setnocrtscts()
+{
+    crtscts = -1;
+    return (1);
+}
+
 static int
 setxonxoff()
 {
@@ -1384,91 +1411,157 @@ setlcptimeout(argv)
     return int_option(*argv, &lcp_fsm[0].timeouttime);
 }
 
-static int setlcpterm(argv)
+static int
+setlcpterm(argv)
     char **argv;
 {
     return int_option(*argv, &lcp_fsm[0].maxtermtransmits);
 }
 
-static int setlcpconf(argv)
+static int
+setlcpconf(argv)
     char **argv;
 {
     return int_option(*argv, &lcp_fsm[0].maxconfreqtransmits);
 }
 
-static int setlcpfails(argv)
+static int
+setlcpfails(argv)
     char **argv;
 {
     return int_option(*argv, &lcp_fsm[0].maxnakloops);
 }
 
-static int setipcptimeout(argv)
+static int
+setipcptimeout(argv)
     char **argv;
 {
     return int_option(*argv, &ipcp_fsm[0].timeouttime);
 }
 
-static int setipcpterm(argv)
+static int
+setipcpterm(argv)
     char **argv;
 {
     return int_option(*argv, &ipcp_fsm[0].maxtermtransmits);
 }
 
-static int setipcpconf(argv)
+static int
+setipcpconf(argv)
     char **argv;
 {
     return int_option(*argv, &ipcp_fsm[0].maxconfreqtransmits);
 }
 
-static int setipcpfails(argv)
+static int
+setipcpfails(argv)
     char **argv;
 {
     return int_option(*argv, &lcp_fsm[0].maxnakloops);
 }
 
-static int setpaptimeout(argv)
+static int
+setpaptimeout(argv)
     char **argv;
 {
     return int_option(*argv, &upap[0].us_timeouttime);
 }
 
-static int setpapreqs(argv)
+static int
+setpapreqs(argv)
     char **argv;
 {
     return int_option(*argv, &upap[0].us_maxtransmits);
 }
 
-static int setchaptimeout(argv)
+static int
+setchaptimeout(argv)
     char **argv;
 {
     return int_option(*argv, &chap[0].timeouttime);
 }
 
-static int setchapchal(argv)
+static int
+setchapchal(argv)
     char **argv;
 {
     return int_option(*argv, &chap[0].max_transmits);
 }
 
-static int setchapintv(argv)
+static int
+setchapintv(argv)
     char **argv;
 {
     return int_option(*argv, &chap[0].chal_interval);
 }
 
-static int setbsdcomp(argv)
+static int
+setbsdcomp(argv)
     char **argv;
 {
-    int bits;
+    int rbits, abits;
+    char *str, *endp;
 
-    if (!int_option(*argv, &bits))
+    str = *argv;
+    abits = rbits = strtol(str, &endp, 0);
+    if (endp != str && *endp == ',') {
+	str = endp + 1;
+	abits = strtol(str, &endp, 0);
+    }
+    if (*endp != 0 || endp == str) {
+	fprintf(stderr, "%s: invalid argument format for bsdcomp option\n",
+		progname);
+	return 0;
+    }
+    if (rbits != 0 && (rbits < BSD_MIN_BITS || rbits > BSD_MAX_BITS)
+	|| abits != 0 && (abits < BSD_MIN_BITS || abits > BSD_MAX_BITS)) {
+	fprintf(stderr, "%s: bsdcomp option values must be 0 or %d .. %d\n",
+		progname, BSD_MIN_BITS, BSD_MAX_BITS);
 	return 0;
-    ccp_wantoptions[0].bsd_compress = 1;
-    ccp_wantoptions[0].bsd_bits = bits;
+    }
+    if (rbits > 0) {
+	ccp_wantoptions[0].bsd_compress = 1;
+	ccp_wantoptions[0].bsd_bits = rbits;
+    } else
+	ccp_wantoptions[0].bsd_compress = 0;
+    if (abits > 0) {
+	ccp_allowoptions[0].bsd_compress = 1;
+	ccp_allowoptions[0].bsd_bits = abits;
+    } else
+	ccp_allowoptions[0].bsd_compress = 0;
     return 1;
 }
 
-static int setnobsdcomp()
+static int
+setnobsdcomp()
 {
+    ccp_wantoptions[0].bsd_compress = 0;
     ccp_allowoptions[0].bsd_compress = 0;
+    return 1;
 }
+
+static int
+setipparam(argv)
+    char **argv;
+{
+    ipparam = strdup(*argv);
+    if (ipparam == NULL)
+	novm("ipparam string");
+
+    return 1;
+}
+
+static int
+setpapcrypt()
+{
+    cryptpap = 1;
+    return 1;
+}
+
+#ifdef _linux_
+static int setidle (argv)
+    char **argv;
+{
+    return int_option(*argv, &idle_time_limit);
+}
+#endif