diff options
Diffstat (limited to 'usr.sbin/pppd/pppd.h')
| -rw-r--r-- | usr.sbin/pppd/pppd.h | 509 |
1 files changed, 0 insertions, 509 deletions
diff --git a/usr.sbin/pppd/pppd.h b/usr.sbin/pppd/pppd.h deleted file mode 100644 index a547fb7..0000000 --- a/usr.sbin/pppd/pppd.h +++ /dev/null @@ -1,509 +0,0 @@ -/* - * pppd.h - PPP daemon global declarations. - * - * 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. - * - * $FreeBSD$ - */ - -/* - * TODO: - */ - -#ifndef __PPPD_H__ -#define __PPPD_H__ - -#include <stdio.h> /* for FILE */ -#include <sys/param.h> /* for MAXPATHLEN and BSD4_4, if defined */ -#include <sys/types.h> /* for u_int32_t, if defined */ -#include <sys/time.h> /* for struct timeval */ -#include <net/ppp_defs.h> - -#if __STDC__ -#include <stdarg.h> -#define __V(x) x -#else -#include <varargs.h> -#define __V(x) (va_alist) va_dcl -#define const -#endif - -#ifdef INET6 -#include "eui64.h" -#endif - -/* - * Limits. - */ - -#define NUM_PPP 1 /* One PPP interface supported (per process) */ -#define MAXWORDLEN 1024 /* max length of word in file (incl null) */ -#define MAXARGS 1 /* max # args to a command */ -#define MAXNAMELEN 256 /* max length of hostname or name for auth */ -#define MAXSECRETLEN 256 /* max length of password or secret */ - -/* - * Global variables. - */ - -extern int hungup; /* Physical layer has disconnected */ -extern int ifunit; /* Interface unit number */ -extern char ifname[]; /* Interface name */ -extern int ttyfd; /* Serial device file descriptor */ -extern char hostname[]; /* Our hostname */ -extern u_char outpacket_buf[]; /* Buffer for outgoing packets */ -extern int phase; /* Current state of link - see values below */ -extern int baud_rate; /* Current link speed in bits/sec */ -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 debug; /* Debug flag */ -extern int kdebugflag; /* Tell kernel to print debug messages */ -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 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 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 max_con_attempts;/* Maximum number of times to try dialing */ -extern int maxconnect; /* Maximum connect time (seconds) */ -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 char our_name[]; /* Our name for authentication purposes */ -extern char remote_name[]; /* Peer's name for authentication */ -extern int explicit_remote;/* remote_name specified with remotename opt */ -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 char *ipparam; /* Extra parameter for ip up/down scripts */ -extern int 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 - - -#ifdef MSLANMAN -extern int ms_lanman; /* Nonzero if use LanMan password instead of NT */ - /* Has meaning only with MS-CHAP challenges */ -#endif - -/* - * Values for phase. - */ -#define PHASE_DEAD 0 -#define PHASE_INITIALIZE 1 -#define PHASE_DORMANT 2 -#define PHASE_ESTABLISH 3 -#define PHASE_AUTHENTICATE 4 -#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 - * for a particular protocol. - */ -struct protent { - u_short protocol; /* PPP protocol number */ - /* Initialization procedure */ - void (*init)(int unit); - /* Process a received packet */ - void (*input)(int unit, u_char *pkt, int len); - /* Process a received protocol-reject */ - void (*protrej)(int unit); - /* Lower layer has come up */ - void (*lowerup)(int unit); - /* Lower layer has gone down */ - void (*lowerdown)(int unit); - /* Open the protocol */ - void (*open)(int unit); - /* Close the protocol */ - void (*close)(int unit, char *reason); - /* Print a packet in readable form */ - int (*printpkt)(u_char *pkt, int len, - void (*printer)(void *, char *, ...), - void *arg); - /* Process a received data packet */ - void (*datainput)(int unit, u_char *pkt, int len); - int enabled_flag; /* 0 iff protocol is disabled */ - char *name; /* Text name of protocol */ - /* Check requested options, assign defaults */ - void (*check_options)(void); - /* Configure interface for demand-dial */ - int (*demand_conf)(int unit); - /* Say whether to bring up link for this pkt */ - int (*active_pkt)(u_char *pkt, int len); -}; - -/* Table of pointers to supported protocols */ -extern struct protent *protocols[]; - -/* - * Prototypes. - */ - -/* Procedures exported from main.c. */ -void detach(void); /* Detach from controlling tty */ -void die(int); /* Cleanup and exit */ -void quit(void); /* like die(1) */ -void novm(char *); /* Say we ran out of memory, and die */ -void timeout(void (*func)(void *), void *arg, int t); - /* Call func(arg) after t seconds */ -void untimeout(void (*func)(void *), void *arg); - /* Cancel call to func(arg) */ -int run_program(char *prog, char **args, int must_exist); - /* Run program prog with args in child */ -void demuxprotrej(int, int); - /* Demultiplex a Protocol-Reject */ -void format_packet(u_char *, int, void (*) (void *, char *, ...), - void *); /* Format a packet in human-readable form */ -void log_packet(u_char *, int, char *, int); - /* Format a packet and log it with syslog */ -void print_string(char *, int, void (*) (void *, char *, ...), - void *); /* Format a string for output */ -int fmtmsg(char *, int, char *, ...); /* sprintf++ */ -int vfmtmsg(char *, int, char *, va_list); /* vsprintf++ */ -void script_setenv(char *, char *); /* set script env var */ -void script_unsetenv(char *); /* unset script env var */ - -/* Procedures exported from auth.c */ -void link_required(int); /* we are starting to use the link */ -void link_terminated(int); /* we are finished with the link */ -void link_down(int); /* the LCP layer has left the Opened state */ -void link_established(int); /* the link is up; authenticate now */ -void np_up(int, int); /* a network protocol has come up */ -void np_down(int, int); /* a network protocol has gone down */ -void np_finished(int, int); /* a network protocol no longer needs link */ -void auth_peer_fail(int, int); - /* peer failed to authenticate itself */ -void auth_peer_success(int, int, char *, int); - /* peer successfully authenticated itself */ -void auth_withpeer_fail(int, int); - /* we failed to authenticate ourselves */ -void auth_withpeer_success(int, int); - /* we successfully authenticated ourselves */ -void auth_check_options(void); - /* check authentication options supplied */ -void auth_reset(int); /* check what secrets we have */ -int check_passwd(int, char *, int, char *, int, char **, int *); - /* Check peer-supplied username/password */ -int get_secret(int, char *, char *, char *, int *, int); - /* get "secret" for chap */ -int auth_ip_addr(int, u_int32_t); - /* check if IP address is authorized */ -int bad_ip_adrs(u_int32_t); - /* check if IP address is unreasonable */ -void check_access(FILE *, char *); - /* check permissions on secrets file */ - -/* Procedures exported from demand.c */ -void demand_conf(void); /* config interface(s) for demand-dial */ -void demand_block(void); /* set all NPs to queue up packets */ -void demand_unblock(void); /* set all NPs to pass packets */ -void demand_discard(void); /* set all NPs to discard packets */ -void demand_rexmit(int); /* retransmit saved frames for an NP */ -int loop_chars(unsigned char *, int); /* process chars from loopback */ -int loop_frame(unsigned char *, int); /* process frame from loopback */ - -/* Procedures exported from sys-*.c */ -void sys_init(void); /* Do system-dependent initialization */ -void sys_cleanup(void); /* Restore system state before exiting */ -void sys_check_options(void); /* Check options specified */ -void sys_close(void); /* Clean up in a child before execing */ -int ppp_available(void); /* Test whether ppp kernel support exists */ -void open_ppp_loopback(void); /* Open loopback for demand-dialling */ -void establish_ppp(int); /* Turn serial port into a ppp interface */ -void restore_loop(void); /* Transfer ppp unit back to loopback */ -void disestablish_ppp(int); /* Restore port to normal operation */ -void clean_check(void); /* Check if line was 8-bit clean */ -void set_up_tty(int, int); /* Set up port's speed, parameters, etc. */ -void restore_tty(int); /* Restore port's original parameters */ -void setdtr(int, int); /* Raise or lower port's DTR line */ -void output(int, u_char *, int); /* Output a PPP packet */ -void wait_input(struct timeval *); - /* Wait for input, with timeout */ -void wait_loop_output(struct timeval *); - /* Wait for pkt from loopback, with timeout */ -void wait_time(struct timeval *); /* Wait for given length of time */ -int read_packet(u_char *); /* Read PPP packet */ -int get_loop_output(void); /* Read pkts from loopback */ -void ppp_send_config(int, int, u_int32_t, int, int); - /* Configure i/f transmit parameters */ -void ppp_set_xaccm(int, ext_accm); - /* Set extended transmit ACCM */ -void ppp_recv_config(int, int, u_int32_t, int, int); - /* Configure i/f receive parameters */ -int ccp_test(int, u_char *, int, int); - /* Test support for compression scheme */ -void ccp_flags_set(int, int, int); - /* Set kernel CCP state */ -int ccp_fatal_error(int); /* Test for fatal decomp error in kernel */ -int get_idle_time(int, struct ppp_idle *); - /* Find out how long link has been idle */ -int sifvjcomp(int, int, int, int); - /* Configure VJ TCP header compression */ -int sifup(int); /* Configure i/f up (for IP) */ -int sifnpmode(int u, int proto, enum NPmode mode); - /* Set mode for handling packets for proto */ -int sifdown(int); /* Configure i/f down (for IP) */ -int sifaddr(int, u_int32_t, u_int32_t, u_int32_t); - /* Configure IP addresses for i/f */ -int cifaddr(int, u_int32_t, u_int32_t); - /* Reset i/f IP addresses */ -#ifdef INET6 -int sif6addr(int, eui64_t, eui64_t); - /* Configure IPv6 addresses for i/f */ -int cif6addr(int, eui64_t, eui64_t); - /* Remove an IPv6 address from i/f */ -#endif -int sifdefaultroute(int, u_int32_t, u_int32_t); - /* Create default route through i/f */ -int cifdefaultroute(int, u_int32_t, u_int32_t); - /* Delete default route through i/f */ -int sifproxyarp(int, u_int32_t); - /* Add proxy ARP entry for peer */ -int cifproxyarp(int, u_int32_t); - /* Delete proxy ARP entry for peer */ -u_int32_t GetMask(u_int32_t); /* Get appropriate netmask for address */ -int lock(char *); /* Create lock file for device */ -void unlock(void); /* Delete previously-created lock file */ -int daemon(int, int); /* Detach us from terminal session */ -void logwtmp(const char *, const char *, const char *); - /* Write entry to wtmp file */ -int get_host_seed(void); /* Get host-dependent random number seed */ -#ifdef PPP_FILTER -int set_filters(struct bpf_program *pass, struct bpf_program *active); - /* Set filter programs in kernel */ -#endif - -/* Procedures exported from options.c */ -int parse_args(int argc, char **argv); - /* Parse options from arguments given */ -void usage(void); /* Print a usage message */ -int options_from_file(char *filename, int must_exist, int check_prot, - int privileged); - /* Parse options from an options file */ -int options_from_user(void); /* Parse options from user's .ppprc */ -int options_for_tty(void); /* Parse options from /etc/ppp/options.tty */ -void scan_args(int argc, char **argv); - /* Look for tty name in command-line args */ -int getword(FILE *f, char *word, int *newlinep, char *filename); - /* Read a word from a file */ -void option_error(char *fmt, ...); - /* Print an error message about an option */ -int setipaddr(char *); /* set IP addresses */ - - -/* - * 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. - * Pointer is advanced; we assume that both arguments - * are lvalues and will already be in registers. - * cp MUST be u_char *. - */ -#define GETCHAR(c, cp) { \ - (c) = *(cp)++; \ -} -#define PUTCHAR(c, cp) { \ - *(cp)++ = (u_char) (c); \ -} - - -#define GETSHORT(s, cp) { \ - (s) = *(cp)++ << 8; \ - (s) |= *(cp)++; \ -} -#define PUTSHORT(s, cp) { \ - *(cp)++ = (u_char) ((s) >> 8); \ - *(cp)++ = (u_char) (s); \ -} - -#define GETLONG(l, cp) { \ - (l) = *(cp)++ << 8; \ - (l) |= *(cp)++; (l) <<= 8; \ - (l) |= *(cp)++; (l) <<= 8; \ - (l) |= *(cp)++; \ -} -#define PUTLONG(l, cp) { \ - *(cp)++ = (u_char) ((l) >> 24); \ - *(cp)++ = (u_char) ((l) >> 16); \ - *(cp)++ = (u_char) ((l) >> 8); \ - *(cp)++ = (u_char) (l); \ -} - -#define INCPTR(n, cp) ((cp) += (n)) -#define DECPTR(n, cp) ((cp) -= (n)) - -#undef FALSE -#define FALSE 0 -#undef TRUE -#define TRUE 1 - -/* - * System dependent definitions for user-level 4.3BSD UNIX implementation. - */ - -#define DEMUXPROTREJ(u, p) demuxprotrej(u, p) - -#define TIMEOUT(r, f, t) timeout((r), (f), (t)) -#define UNTIMEOUT(r, f) untimeout((r), (f)) - -#define BCOPY(s, d, l) memcpy(d, s, l) -#define BZERO(s, n) memset(s, 0, n) -#define EXIT(u) quit() - -#define PRINTMSG(m, l) { m[l] = '\0'; syslog(LOG_INFO, "Remote message: %s", m); } - -/* - * MAKEHEADER - Add Header fields to a packet. - */ -#define MAKEHEADER(p, t) { \ - PUTCHAR(PPP_ALLSTATIONS, p); \ - PUTCHAR(PPP_UI, p); \ - PUTSHORT(t, p); } - - -#ifdef DEBUGALL -#define DEBUGMAIN 1 -#define DEBUGFSM 1 -#define DEBUGLCP 1 -#define DEBUGIPCP 1 -#define DEBUGUPAP 1 -#define DEBUGCHAP 1 -#endif - -#ifndef LOG_PPP /* we use LOG_LOCAL2 for syslog by default */ -#if defined(DEBUGMAIN) || defined(DEBUGFSM) || defined(DEBUGSYS) \ - || defined(DEBUGLCP) || defined(DEBUGIPCP) || defined(DEBUGUPAP) \ - || defined(DEBUGCHAP) || defined(DEBUG) -#define LOG_PPP LOG_LOCAL2 -#else -#define LOG_PPP LOG_DAEMON -#endif -#endif /* LOG_PPP */ - -#ifdef DEBUGMAIN -#define MAINDEBUG(x) if (debug) syslog x -#else -#define MAINDEBUG(x) -#endif - -#ifdef DEBUGSYS -#define SYSDEBUG(x) if (debug) syslog x -#else -#define SYSDEBUG(x) -#endif - -#ifdef DEBUGFSM -#define FSMDEBUG(x) if (debug) syslog x -#else -#define FSMDEBUG(x) -#endif - -#ifdef DEBUGLCP -#define LCPDEBUG(x) if (debug) syslog x -#else -#define LCPDEBUG(x) -#endif - -#ifdef DEBUGIPCP -#define IPCPDEBUG(x) if (debug) syslog x -#else -#define IPCPDEBUG(x) -#endif - -#ifdef DEBUGIPV6CP -#define IPV6CPDEBUG(x) if (debug) syslog x -#else -#define IPV6CPDEBUG(x) -#endif - -#ifdef DEBUGUPAP -#define UPAPDEBUG(x) if (debug) syslog x -#else -#define UPAPDEBUG(x) -#endif - -#ifdef DEBUGCHAP -#define CHAPDEBUG(x) if (debug) syslog x -#else -#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 -#else -#define SIGTYPE int -#endif /* defined(sun) || defined(SYSV) || defined(POSIX_SOURCE) */ -#endif /* SIGTYPE */ - -#ifndef MIN -#define MIN(a, b) ((a) < (b)? (a): (b)) -#endif -#ifndef MAX -#define MAX(a, b) ((a) > (b)? (a): (b)) -#endif - -#endif /* __PPP_H__ */ |
