X-Git-Url: https://git.ozlabs.org/?p=ppp.git;a=blobdiff_plain;f=pppd%2Foptions.c;h=ef1fc8a3c008b74494c63bc69dcddbae581dad8c;hp=a87bb78a0c66ccb1128fc25da37bd3a45e14e440;hb=e3966b5c3bf3cd576332c3ca8f5d9087f54b9e34;hpb=1ed1cf6841f4517d235a0f2991525985f3dd2a46 diff --git a/pppd/options.c b/pppd/options.c index a87bb78..ef1fc8a 100644 --- a/pppd/options.c +++ b/pppd/options.c @@ -18,14 +18,14 @@ */ #ifndef lint -static char rcsid[] = "$Id: options.c,v 1.7 1994/05/18 06:34:15 paulus Exp $"; +static char rcsid[] = "$Id: options.c,v 1.10 1994/05/27 00:43:34 paulus Exp $"; #endif #include #include #include -#include #include +#include #include #include #include @@ -52,10 +52,8 @@ static char rcsid[] = "$Id: options.c,v 1.7 1994/05/18 06:34:15 paulus Exp $"; char *strdup __ARGS((char *)); #endif -#if defined(ultrix) || defined(sun) -#define GETGROUPS_TYPE int -#else -#define GETGROUPS_TYPE gid_t +#ifndef GIDSET_TYPE +#define GIDSET_TYPE int #endif /* @@ -67,6 +65,8 @@ 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 **)); @@ -88,6 +88,7 @@ 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)); @@ -118,6 +119,8 @@ 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 number_option __ARGS((char *, long *, int)); static int readable __ARGS((int fd)); @@ -145,6 +148,8 @@ 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; @@ -158,71 +163,81 @@ static struct cmd { 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 */ - "escape", 1, setescape, /* set chars to escape on transmission */ - "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 */ - "debug", 0, setdebug, /* Increase debugging level */ - "kdebug", 1, setkdebug, /* Enable kernel-level debugging */ - "domain", 1, setdomain, /* Add given domain name to hostname*/ - "mru", 1, setmru, /* Set MRU value for negotiation */ - "mtu", 1, setmtu, /* Set our MTU */ - "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 */ - "lock", 0, setlock, /* Lock serial device (with lock file) */ - "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 */ - "noipdefault", 0, setnoipdflt, /* Don't use name for default IP adrs */ - "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 */ - "ipcp-accept-local", 0, setipcpaccl, /* Accept peer's address for us */ - "ipcp-accept-remote", 0, setipcpaccr, /* Accept peer's address for it */ - NULL + {"-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 */ + {"-vjccomp", 0, setnovjccomp}, /* disable VJ connection-ID compression */ + {"vj-max-slots", 1, setvjslots}, /* Set maximum VJ header slots */ + {"asyncmap", 1, setasyncmap}, /* set the desired async map */ + {"escape", 1, setescape}, /* set chars to escape on transmission */ + {"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 */ + {"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*/ + {"mru", 1, setmru}, /* Set MRU value for negotiation */ + {"mtu", 1, setmtu}, /* Set our MTU */ + {"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 */ + {"lock", 0, setlock}, /* Lock serial device (with lock file) */ + {"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 */ + {"noipdefault", 0, setnoipdflt}, /* Don't use name for default IP adrs */ + {"lcp-echo-failure", 1, setlcpechofails}, /* consecutive echo failures */ + {"lcp-echo-interval", 1, setlcpechointv}, /* time for lcp echo events */ + {"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 */ + {"ipcp-accept-local", 0, setipcpaccl}, /* Accept peer's address for us */ + {"ipcp-accept-remote", 0, setipcpaccr}, /* Accept peer's address for it */ + {NULL, 0, NULL} }; +#ifndef IMPLEMENTATION +#define IMPLEMENTATION "" +#endif + static char *usage_string = "\ -pppd version %s patch level %d\n\ +pppd version %s patch level %d%s\n\ Usage: %s [ arguments ], where arguments are:\n\ Communicate over the named device\n\ Set the baud rate to \n\ @@ -298,7 +313,8 @@ parse_args(argc, argv) */ usage() { - fprintf(stderr, usage_string, VERSION, PATCHLEVEL, progname); + fprintf(stderr, usage_string, VERSION, PATCHLEVEL, IMPLEMENTATION, + progname); } /* @@ -386,7 +402,7 @@ options_from_user() pw = getpwuid(getuid()); if (pw == NULL || (user = pw->pw_dir) == NULL || user[0] == 0) - return; + return 1; file = _PATH_USEROPT; path = malloc(strlen(user) + strlen(file) + 2); if (path == NULL) @@ -436,7 +452,7 @@ readable(fd) uid_t uid; int ngroups, i; struct stat sbuf; - GETGROUPS_TYPE groups[NGROUPS_MAX]; + GIDSET_TYPE groups[NGROUPS_MAX]; uid = getuid(); if (uid == 0) @@ -819,6 +835,10 @@ setupapfile(argv) fprintf(stderr, "unable to open user login data file %s\n", *argv); return 0; } + if (!readable(fileno(ufile))) { + fprintf(stderr, "%s: access denied\n", *argv); + return 0; + } check_access(ufile, *argv); /* get username */ @@ -865,7 +885,7 @@ reqchap() /* - * setnovj - diable vj compression + * setnovj - disable vj compression */ static int setnovj() @@ -875,6 +895,39 @@ setnovj() return (1); } + +/* + * setnovjccomp - disable VJ connection-ID compression + */ +static int +setnovjccomp() +{ + ipcp_wantoptions[0].cflag = 0; + ipcp_allowoptions[0].cflag = 0; +} + + +/* + * setvjslots - set maximum number of connection slots for VJ compression + */ +static int +setvjslots(argv) + char **argv; +{ + int value; + + if (!int_option(*argv, &value)) + return 0; + if (value < 2 || value > 16) { + fprintf(stderr, "pppd: vj-max-slots value must be between 2 and 16\n"); + return 0; + } + ipcp_wantoptions [0].maxslotindex = + ipcp_allowoptions[0].maxslotindex = value - 1; + return 1; +} + + /* * setconnector - Set a program to connect to a serial line */ @@ -1192,6 +1245,13 @@ setcrtscts() return (1); } +static int +setxonxoff() +{ + crtscts = 2; + return (1); +} + static int setnodetach() { @@ -1291,6 +1351,24 @@ setdologin() return 1; } +/* + * Functions to set the echo interval for modem-less monitors + */ + +static int +setlcpechointv(argv) + char **argv; +{ + return int_option(*argv, &lcp_echo_interval); +} + +static int +setlcpechofails(argv) + char **argv; +{ + return int_option(*argv, &lcp_echo_fails); +} + /* * Functions to set timeouts, max transmits, etc. */ @@ -1298,77 +1376,77 @@ static int setlcptimeout(argv) char **argv; { - return int_option(*argv, &lcp_fsm[0].timeouttime, 0); + return int_option(*argv, &lcp_fsm[0].timeouttime); } static int setlcpterm(argv) char **argv; { - return int_option(*argv, &lcp_fsm[0].maxtermtransmits, 0); + return int_option(*argv, &lcp_fsm[0].maxtermtransmits); } static int setlcpconf(argv) char **argv; { - return int_option(*argv, &lcp_fsm[0].maxconfreqtransmits, 0); + return int_option(*argv, &lcp_fsm[0].maxconfreqtransmits); } static int setlcpfails(argv) char **argv; { - return int_option(*argv, &lcp_fsm[0].maxnakloops, 0); + return int_option(*argv, &lcp_fsm[0].maxnakloops); } static int setipcptimeout(argv) char **argv; { - return int_option(*argv, &ipcp_fsm[0].timeouttime, 0); + return int_option(*argv, &ipcp_fsm[0].timeouttime); } static int setipcpterm(argv) char **argv; { - return int_option(*argv, &ipcp_fsm[0].maxtermtransmits, 0); + return int_option(*argv, &ipcp_fsm[0].maxtermtransmits); } static int setipcpconf(argv) char **argv; { - return int_option(*argv, &ipcp_fsm[0].maxconfreqtransmits, 0); + return int_option(*argv, &ipcp_fsm[0].maxconfreqtransmits); } static int setipcpfails(argv) char **argv; { - return int_option(*argv, &lcp_fsm[0].maxnakloops, 0); + return int_option(*argv, &lcp_fsm[0].maxnakloops); } static int setpaptimeout(argv) char **argv; { - return int_option(*argv, &upap[0].us_timeouttime, 0); + return int_option(*argv, &upap[0].us_timeouttime); } static int setpapreqs(argv) char **argv; { - return int_option(*argv, &upap[0].us_maxtransmits, 0); + return int_option(*argv, &upap[0].us_maxtransmits); } static int setchaptimeout(argv) char **argv; { - return int_option(*argv, &chap[0].timeouttime, 0); + return int_option(*argv, &chap[0].timeouttime); } static int setchapchal(argv) char **argv; { - return int_option(*argv, &chap[0].max_transmits, 0); + return int_option(*argv, &chap[0].max_transmits); } static int setchapintv(argv) char **argv; { - return int_option(*argv, &chap[0].chal_interval, 0); + return int_option(*argv, &chap[0].chal_interval); }