* IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED
* WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR A PARTICULAR PURPOSE.
*
- * $Id: pppd.h,v 1.14 1996/07/01 01:19:55 paulus Exp $
+ * $Id: pppd.h,v 1.23 1998/11/07 06:59:29 paulus Exp $
*/
/*
#else
#include <varargs.h>
#define __V(x) (va_alist) va_dcl
+#define const
#endif
/*
#define MAXNAMELEN 256 /* max length of hostname or name for auth */
#define MAXSECRETLEN 256 /* max length of password or secret */
+/*
+ * Option descriptor structure.
+ */
+
+typedef unsigned char bool;
+
+enum opt_type {
+ o_special_noarg = 0,
+ o_special = 1,
+ o_bool,
+ o_int,
+ o_uint32,
+ o_string,
+};
+
+typedef struct {
+ char *name; /* name of the option */
+ enum opt_type type;
+ void *addr;
+ char *description;
+ int flags;
+ void *addr2;
+ int upper_limit;
+ int lower_limit;
+} option_t;
+
+/* Values for flags */
+#define OPT_VALUE 0xff /* mask for presupplied value */
+#define OPT_HEX 0x100 /* int option is in hex */
+#define OPT_NOARG 0x200 /* option doesn't take argument */
+#define OPT_OR 0x400 /* OR in argument to value */
+#define OPT_INC 0x800 /* increment value */
+#define OPT_PRIV 0x1000 /* privileged option */
+#define OPT_STATIC 0x2000 /* string option goes into static array */
+#define OPT_LLIMIT 0x4000 /* check value against lower limit */
+#define OPT_ULIMIT 0x8000 /* check value against upper limit */
+#define OPT_LIMITS (OPT_LLIMIT|OPT_ULIMIT)
+#define OPT_ZEROOK 0x10000 /* 0 value is OK even if not within limits */
+#define OPT_NOINCR 0x20000 /* value mustn't be increased */
+#define OPT_ZEROINF 0x40000 /* with OPT_NOINCR, 0 == infinity */
+#define OPT_A2INFO 0x100000 /* addr2 -> option_info to update */
+#define OPT_A2COPY 0x200000 /* addr2 -> second location to rcv value */
+#define OPT_ENABLE 0x400000 /* use *addr2 as enable for option */
+
+#define OPT_VAL(x) ((x) & OPT_VALUE)
+
/*
* Global variables.
*/
extern char *progname; /* Name of this program */
extern int redirect_stderr;/* Connector's stderr should go to file */
extern char peer_authname[];/* Authenticated name of peer */
+extern int privileged; /* We were run by real-uid root */
+extern int need_holdoff; /* Need holdoff period after link terminates */
+extern char **script_env; /* Environment variables for scripts */
+extern int detached; /* Have detached from controlling tty */
/*
* Variables set by command-line options.
extern int default_device; /* Using /dev/tty or equivalent */
extern char devnam[]; /* Device name */
extern int crtscts; /* Use hardware flow control */
-extern int modem; /* Use modem control lines */
+extern bool modem; /* Use modem control lines */
extern int inspeed; /* Input/Output speed requested */
extern u_int32_t netmask; /* IP netmask to set on interface */
-extern int lockflag; /* Create lock file to lock the serial dev */
-extern int nodetach; /* Don't detach from controlling tty */
+extern bool lockflag; /* Create lock file to lock the serial dev */
+extern bool nodetach; /* Don't detach from controlling tty */
+extern bool updetach; /* Detach from controlling tty when link up */
extern char *connector; /* Script to establish physical link */
extern char *disconnector; /* Script to disestablish physical link */
extern char *welcomer; /* Script to welcome client after connection */
extern int maxconnect; /* Maximum connect time (seconds) */
-extern char user[]; /* Username for PAP */
+extern char user[]; /* Our name for authenticating ourselves */
extern char passwd[]; /* Password for PAP */
-extern int auth_required; /* Peer is required to authenticate */
-extern int proxyarp; /* Set up proxy ARP entry for peer */
-extern int persist; /* Reopen link after it goes down */
-extern int uselogin; /* Use /etc/passwd for checking PAP */
-extern int lcp_echo_interval; /* Interval between LCP echo-requests */
-extern int lcp_echo_fails; /* Tolerance to unanswered echo-requests */
+extern bool auth_required; /* Peer is required to authenticate */
+extern bool persist; /* Reopen link after it goes down */
+extern bool uselogin; /* Use /etc/passwd for checking PAP */
extern char our_name[]; /* Our name for authentication purposes */
extern char remote_name[]; /* Peer's name for authentication */
-extern int usehostname; /* Use hostname for our_name */
-extern int disable_defaultip; /* Don't use hostname for default IP adrs */
-extern int demand; /* Do dial-on-demand */
+extern int explicit_remote;/* remote_name specified with remotename opt */
+extern bool demand; /* Do dial-on-demand */
extern char *ipparam; /* Extra parameter for ip up/down scripts */
-extern int cryptpap; /* Others' PAP passwords are encrypted */
+extern bool cryptpap; /* Others' PAP passwords are encrypted */
extern int idle_time_limit;/* Shut down link if idle for this long */
extern int holdoff; /* Dead time before restarting */
-extern int refuse_pap; /* Don't wanna auth. ourselves with PAP */
-extern int refuse_chap; /* Don't wanna auth. ourselves with CHAP */
+#ifdef PPP_FILTER
+extern struct bpf_program pass_filter; /* Filter for pkts to pass */
+extern struct bpf_program active_filter; /* Filter for link-active pkts */
+#endif
+
+char *current_option; /* the name of the option being parsed */
+int privileged_option; /* set iff the current option came from root */
+char *option_source; /* string saying where the option came from */
+
+#ifdef MSLANMAN
+extern bool ms_lanman; /* Use LanMan password instead of NT */
+ /* Has meaning only with MS-CHAP challenges */
+#endif
/*
* Values for phase.
#define PHASE_DORMANT 2
#define PHASE_ESTABLISH 3
#define PHASE_AUTHENTICATE 4
-#define PHASE_NETWORK 5
-#define PHASE_TERMINATE 6
-#define PHASE_HOLDOFF 7
+#define PHASE_CALLBACK 5
+#define PHASE_NETWORK 6
+#define PHASE_TERMINATE 7
+#define PHASE_HOLDOFF 8
/*
* The following struct gives the addresses of procedures to call
void *arg));
/* Process a received data packet */
void (*datainput) __P((int unit, u_char *pkt, int len));
- int enabled_flag; /* 0 iff protocol is disabled */
+ bool enabled_flag; /* 0 iff protocol is disabled */
char *name; /* Text name of protocol */
+ option_t *options; /* List of command-line options */
/* Check requested options, assign defaults */
void (*check_options) __P((void));
/* Configure interface for demand-dial */
*/
/* Procedures exported from main.c. */
+void detach __P((void)); /* Detach from controlling tty */
void die __P((int)); /* Cleanup and exit */
void quit __P((void)); /* like die(1) */
void novm __P((char *)); /* Say we ran out of memory, and die */
-void timeout __P((void (*func)(), caddr_t arg, int t));
+void timeout __P((void (*func)(void *), void *arg, int t));
/* Call func(arg) after t seconds */
-void untimeout __P((void (*func)(), caddr_t arg));
+void untimeout __P((void (*func)(void *), void *arg));
/* Cancel call to func(arg) */
-int run_program __P((char *prog, char **args, int must_exist));
+pid_t run_program __P((char *prog, char **args, int must_exist,
+ void (*done)(void *), void *arg));
/* Run program prog with args in child */
void demuxprotrej __P((int, int));
/* Demultiplex a Protocol-Reject */
void format_packet __P((u_char *, int, void (*) (void *, char *, ...),
void *)); /* Format a packet in human-readable form */
-void log_packet __P((u_char *, int, char *));
+void log_packet __P((u_char *, int, char *, int));
/* Format a packet and log it with syslog */
void print_string __P((char *, int, void (*) (void *, char *, ...),
void *)); /* Format a string for output */
int fmtmsg __P((char *, int, char *, ...)); /* sprintf++ */
int vfmtmsg __P((char *, int, char *, va_list)); /* vsprintf++ */
+void script_setenv __P((char *, char *)); /* set script env var */
+void script_unsetenv __P((char *)); /* unset script env var */
/* Procedures exported from auth.c */
void link_required __P((int)); /* we are starting to use the link */
/* Procedures exported from sys-*.c */
void sys_init __P((void)); /* Do system-dependent initialization */
void sys_cleanup __P((void)); /* Restore system state before exiting */
-void sys_check_options __P((void)); /* Check options specified */
+int sys_check_options __P((void)); /* Check options specified */
void sys_close __P((void)); /* Clean up in a child before execing */
int ppp_available __P((void)); /* Test whether ppp kernel support exists */
void open_ppp_loopback __P((void)); /* Open loopback for demand-dialling */
/* Configure IP addresses for i/f */
int cifaddr __P((int, u_int32_t, u_int32_t));
/* Reset i/f IP addresses */
-int sifdefaultroute __P((int, u_int32_t));
+int sifdefaultroute __P((int, u_int32_t, u_int32_t));
/* Create default route through i/f */
-int cifdefaultroute __P((int, u_int32_t));
+int cifdefaultroute __P((int, u_int32_t, u_int32_t));
/* Delete default route through i/f */
int sifproxyarp __P((int, u_int32_t));
/* Add proxy ARP entry for peer */
int lock __P((char *)); /* Create lock file for device */
void unlock __P((void)); /* Delete previously-created lock file */
int daemon __P((int, int)); /* Detach us from terminal session */
-int logwtmp __P((char *, char *, char *));
+void logwtmp __P((const char *, const char *, const char *));
/* Write entry to wtmp file */
+int get_host_seed __P((void)); /* Get host-dependent random number seed */
+int have_route_to __P((u_int32_t)); /* Check if route to addr exists */
+void hangup_modem __P((int)); /* Make modem hang up */
+#ifdef PPP_FILTER
+int set_filters __P((struct bpf_program *pass, struct bpf_program *active));
+ /* Set filter programs in kernel */
+#endif
+#ifdef IPX_CHANGE
+int sipxfaddr __P((int, unsigned long, unsigned char *));
+int cipxfaddr __P((int));
+#endif
/* Procedures exported from options.c */
int parse_args __P((int argc, char **argv));
/* Parse options from arguments given */
void usage __P((void)); /* Print a usage message */
-int options_from_file __P((char *filename, int must_exist, int check_prot));
+int options_from_file __P((char *filename, int must_exist, int check_prot,
+ int privileged));
/* Parse options from an options file */
int options_from_user __P((void)); /* Parse options from user's .ppprc */
int options_for_tty __P((void)); /* Parse options from /etc/ppp/options.tty */
/* Look for tty name in command-line args */
int getword __P((FILE *f, char *word, int *newlinep, char *filename));
/* Read a word from a file */
+void option_error __P((char *fmt, ...));
+ /* Print an error message about an option */
+int number_option __P((char *, u_int32_t *, int));
+ /* Parse a numerical option */
+int int_option __P((char *, int *));
+ /* Simplified number_option for decimal ints */
+
+/*
+ * This structure is used to store information about certain
+ * options, such as where the option value came from (/etc/ppp/options,
+ * command line, etc.) and whether it came from a privileged source.
+ */
+
+struct option_info {
+ int priv; /* was value set by sysadmin? */
+ char *source; /* where option came from */
+};
+
+extern struct option_info auth_req_info;
+extern struct option_info connector_info;
+extern struct option_info disconnector_info;
+extern struct option_info welcomer_info;
+extern struct option_info devnam_info;
/*
* Inline versions of get/put char/short/long.
#define CHAPDEBUG(x)
#endif
+#ifdef DEBUGIPXCP
+#define IPXCPDEBUG(x) if (debug) syslog x
+#else
+#define IPXCPDEBUG(x)
+#endif
+
#ifndef SIGTYPE
#if defined(sun) || defined(SYSV) || defined(POSIX_SOURCE)
#define SIGTYPE void
projects / ppp.git / blobdiff