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Gentoo's Bugzilla – Attachment 44842 Details for
Bug 72668
Patch for capi4k-utils: add ppp-2.4.3 pppdcapiplugin support
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[patch]
ppp-2.4.3_pppd.h
ppp-2.4.3_pppd.h (text/plain), 34.16 KB, created by
Stefan Briesenick (RETIRED)
on 2004-11-27 12:20:26 UTC
(
hide
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Description:
ppp-2.4.3_pppd.h
Filename:
MIME Type:
Creator:
Stefan Briesenick (RETIRED)
Created:
2004-11-27 12:20:26 UTC
Size:
34.16 KB
patch
obsolete
>/* > * pppd.h - PPP daemon global declarations. > * > * Copyright (c) 1984-2000 Carnegie Mellon University. All rights reserved. > * > * Redistribution and use in source and binary forms, with or without > * modification, are permitted provided that the following conditions > * are met: > * > * 1. Redistributions of source code must retain the above copyright > * notice, this list of conditions and the following disclaimer. > * > * 2. Redistributions in binary form must reproduce the above copyright > * notice, this list of conditions and the following disclaimer in > * the documentation and/or other materials provided with the > * distribution. > * > * 3. The name "Carnegie Mellon University" must not be used to > * endorse or promote products derived from this software without > * prior written permission. For permission or any legal > * details, please contact > * Office of Technology Transfer > * Carnegie Mellon University > * 5000 Forbes Avenue > * Pittsburgh, PA 15213-3890 > * (412) 268-4387, fax: (412) 268-7395 > * tech-transfer@andrew.cmu.edu > * > * 4. Redistributions of any form whatsoever must retain the following > * acknowledgment: > * "This product includes software developed by Computing Services > * at Carnegie Mellon University (http://www.cmu.edu/computing/)." > * > * CARNEGIE MELLON UNIVERSITY DISCLAIMS ALL WARRANTIES WITH REGARD TO > * THIS SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY > * AND FITNESS, IN NO EVENT SHALL CARNEGIE MELLON UNIVERSITY BE LIABLE > * FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES > * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN > * AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING > * OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. > * > * $Id: pppd.h,v 1.88 2004/11/13 12:02:22 paulus Exp $ > */ > >/* > * TODO: > */ > >#ifndef __PPPD_H__ >#define __PPPD_H__ > >#include <stdio.h> /* for FILE */ >#include <limits.h> /* for NGROUPS_MAX */ >#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> >#include "patchlevel.h" > >#if defined(__STDC__) >#include <stdarg.h> >#define __V(x) x >#else >#include <varargs.h> >#define __V(x) (va_alist) va_dcl >#define const >#define volatile >#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 */ > >/* > * 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, > o_wild >}; > >typedef struct { > char *name; /* name of the option */ > enum opt_type type; > void *addr; > char *description; > unsigned int flags; > void *addr2; > int upper_limit; > int lower_limit; > const char *source; > short int priority; > short int winner; >} 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_A2OR 0x800 /* for o_bool, OR arg to *(u_char *)addr2 */ >#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_HIDE 0x10000 /* for o_string, print value as ?????? */ >#define OPT_A2LIST 0x10000 /* for o_special, keep list of values */ >#define OPT_A2CLRB 0x10000 /* o_bool, clr val bits in *(u_char *)addr2 */ >#define OPT_NOINCR 0x20000 /* value mustn't be increased */ >#define OPT_ZEROINF 0x40000 /* with OPT_NOINCR, 0 == infinity */ >#define OPT_PRIO 0x80000 /* process option priorities for this option */ >#define OPT_PRIOSUB 0x100000 /* subsidiary member of priority group */ >#define OPT_ALIAS 0x200000 /* option is alias for previous option */ >#define OPT_A2COPY 0x400000 /* addr2 -> second location to rcv value */ >#define OPT_ENABLE 0x800000 /* use *addr2 as enable for option */ >#define OPT_A2CLR 0x1000000 /* clear *(bool *)addr2 */ >#define OPT_PRIVFIX 0x2000000 /* user can't override if set by root */ >#define OPT_INITONLY 0x4000000 /* option can only be set in init phase */ >#define OPT_DEVEQUIV 0x8000000 /* equiv to device name */ >#define OPT_DEVNAM (OPT_INITONLY | OPT_DEVEQUIV) >#define OPT_A2PRINTER 0x10000000 /* *addr2 is a fn for printing option */ >#define OPT_A2STRVAL 0x20000000 /* *addr2 points to current string value */ >#define OPT_NOPRINT 0x40000000 /* don't print this option at all */ > >#define OPT_VAL(x) ((x) & OPT_VALUE) > >/* Values for priority */ >#define OPRIO_DEFAULT 0 /* a default value */ >#define OPRIO_CFGFILE 1 /* value from a configuration file */ >#define OPRIO_CMDLINE 2 /* value from the command line */ >#define OPRIO_SECFILE 3 /* value from options in a secrets file */ >#define OPRIO_ROOT 100 /* added to priority if OPT_PRIVFIX && root */ > >#ifndef GIDSET_TYPE >#define GIDSET_TYPE gid_t >#endif > >/* Structure representing a list of permitted IP addresses. */ >struct permitted_ip { > int permit; /* 1 = permit, 0 = forbid */ > u_int32_t base; /* match if (addr & mask) == base */ > u_int32_t mask; /* base and mask are in network byte order */ >}; > >/* > * Unfortunately, the linux kernel driver uses a different structure > * for statistics from the rest of the ports. > * This structure serves as a common representation for the bits > * pppd needs. > */ >struct pppd_stats { > unsigned int bytes_in; > unsigned int bytes_out; > unsigned int pkts_in; > unsigned int pkts_out; >}; > >/* Used for storing a sequence of words. Usually malloced. */ >struct wordlist { > struct wordlist *next; > char *word; >}; > >/* An endpoint discriminator, used with multilink. */ >#define MAX_ENDP_LEN 20 /* maximum length of discriminator value */ >struct epdisc { > unsigned char class; > unsigned char length; > unsigned char value[MAX_ENDP_LEN]; >}; > >/* values for epdisc.class */ >#define EPD_NULL 0 /* null discriminator, no data */ >#define EPD_LOCAL 1 >#define EPD_IP 2 >#define EPD_MAC 3 >#define EPD_MAGIC 4 >#define EPD_PHONENUM 5 > >typedef void (*notify_func) __P((void *, int)); > >struct notifier { > struct notifier *next; > notify_func func; > void *arg; >}; > >/* > * Global variables. > */ > >extern int hungup; /* Physical layer has disconnected */ >extern int ifunit; /* Interface unit number */ >extern char ifname[]; /* Interface name */ >extern char hostname[]; /* Our hostname */ >extern u_char outpacket_buf[]; /* Buffer for outgoing packets */ >extern int devfd; /* fd of underlying device */ >extern int fd_ppp; /* fd for talking PPP */ >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 auth_done[NUM_PPP]; /* Methods actually used for auth */ >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 */ >extern GIDSET_TYPE groups[NGROUPS_MAX]; /* groups the user is in */ >extern int ngroups; /* How many groups valid in groups */ >extern struct pppd_stats link_stats; /* byte/packet counts etc. for link */ >extern int link_stats_valid; /* set if link_stats is valid */ >extern unsigned link_connect_time; /* time the link was up for */ >extern int using_pty; /* using pty as device (notty or pty opt.) */ >extern int log_to_fd; /* logging to this fd as well as syslog */ >extern bool log_default; /* log_to_fd is default (stdout) */ >extern char *no_ppp_msg; /* message to print if ppp not in kernel */ >extern volatile int status; /* exit status for pppd */ >extern bool devnam_fixed; /* can no longer change devnam */ >extern int unsuccess; /* # unsuccessful connection attempts */ >extern int do_callback; /* set if we want to do callback next */ >extern int doing_callback; /* set if this is a callback */ >extern int error_count; /* # of times error() has been called */ >extern char ppp_devnam[MAXPATHLEN]; >extern char remote_number[MAXNAMELEN]; /* Remote telephone number, if avail. */ >extern int ppp_session_number; /* Session number (eg PPPoE session) */ >extern int fd_devnull; /* fd open to /dev/null */ > >extern int listen_time; /* time to listen first (ms) */ >extern bool doing_multilink; >extern bool multilink_master; >extern bool bundle_eof; >extern bool bundle_terminating; > >extern struct notifier *pidchange; /* for notifications of pid changing */ >extern struct notifier *phasechange; /* for notifications of phase changes */ >extern struct notifier *exitnotify; /* for notification that we're exiting */ >extern struct notifier *sigreceived; /* notification of received signal */ >extern struct notifier *ip_up_notifier; /* IPCP has come up */ >extern struct notifier *ip_down_notifier; /* IPCP has gone down */ >extern struct notifier *auth_up_notifier; /* peer has authenticated */ >extern struct notifier *link_down_notifier; /* link has gone down */ >extern struct notifier *fork_notifier; /* we are a new child process */ > >/* Values for do_callback and doing_callback */ >#define CALLBACK_DIALIN 1 /* we are expecting the call back */ >#define CALLBACK_DIALOUT 2 /* we are dialling out to call back */ > >/* > * 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[MAXPATHLEN]; /* Device name */ >extern int crtscts; /* Use hardware flow control */ >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 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 *initializer; /* Script to initialize physical link */ >extern char *connect_script; /* Script to establish physical link */ >extern char *disconnect_script; /* Script to disestablish physical link */ >extern char *welcomer; /* Script to welcome client after connection */ >extern char *ptycommand; /* Command to run on other side of pty */ >extern int maxconnect; /* Maximum connect time (seconds) */ >extern char user[MAXNAMELEN];/* Our name for authenticating ourselves */ >extern char passwd[MAXSECRETLEN]; /* Password for PAP or CHAP */ >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[MAXNAMELEN];/* Our name for authentication purposes */ >extern char remote_name[MAXNAMELEN]; /* Peer's name for authentication */ >extern bool 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 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 bool holdoff_specified; /* true if user gave a holdoff value */ >extern bool notty; /* Stdin/out is not a tty */ >extern char *pty_socket; /* Socket to connect to pty */ >extern char *record_file; /* File to record chars sent/received */ >extern bool sync_serial; /* Device is synchronous serial device */ >extern int maxfail; /* Max # of unsuccessful connection attempts */ >extern char linkname[MAXPATHLEN]; /* logical name for link */ >extern bool tune_kernel; /* May alter kernel settings as necessary */ >extern int connect_delay; /* Time to delay after connect script */ >extern int max_data_rate; /* max bytes/sec through charshunt */ >extern int req_unit; /* interface unit number to use */ >extern bool multilink; /* enable multilink operation */ >extern bool noendpoint; /* don't send or accept endpt. discrim. */ >extern char *bundle_name; /* bundle name for multilink */ >extern bool dump_options; /* print out option values */ >extern bool dryrun; /* check everything, print options, exit */ >extern int child_wait; /* # seconds to wait for children at end */ > >#ifdef MAXOCTETS >extern unsigned int maxoctets; /* Maximum octetes per session (in bytes) */ >extern int maxoctets_dir; /* Direction : > 0 - in+out (default) > 1 - in > 2 - out > 3 - max(in,out) */ >extern int maxoctets_timeout; /* Timeout for check of octets limit */ >#define PPP_OCTETS_DIRECTION_SUM 0 >#define PPP_OCTETS_DIRECTION_IN 1 >#define PPP_OCTETS_DIRECTION_OUT 2 >#define PPP_OCTETS_DIRECTION_MAXOVERAL 3 >/* same as previos, but little different on RADIUS side */ >#define PPP_OCTETS_DIRECTION_MAXSESSION 4 >#endif > >#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 bool ms_lanman; /* Use LanMan password instead of NT */ > /* Has meaning only with MS-CHAP challenges */ >#endif > >/* Values for auth_pending, auth_done */ >#define PAP_WITHPEER 0x1 >#define PAP_PEER 0x2 >#define CHAP_WITHPEER 0x4 >#define CHAP_PEER 0x8 >#define EAP_WITHPEER 0x10 >#define EAP_PEER 0x20 > >/* Values for auth_done only */ >#define CHAP_MD5_WITHPEER 0x40 >#define CHAP_MD5_PEER 0x80 >#define CHAP_MS_SHIFT 8 /* LSB position for MS auths */ >#define CHAP_MS_WITHPEER 0x100 >#define CHAP_MS_PEER 0x200 >#define CHAP_MS2_WITHPEER 0x400 >#define CHAP_MS2_PEER 0x800 > >extern char *current_option; /* the name of the option being parsed */ >extern int privileged_option; /* set iff the current option came from root */ >extern char *option_source; /* string saying where the option came from */ >extern int option_priority; /* priority of current options */ > >/* > * Values for phase. > */ >#define PHASE_DEAD 0 >#define PHASE_INITIALIZE 1 >#define PHASE_SERIALCONN 2 >#define PHASE_DORMANT 3 >#define PHASE_ESTABLISH 4 >#define PHASE_AUTHENTICATE 5 >#define PHASE_CALLBACK 6 >#define PHASE_NETWORK 7 >#define PHASE_RUNNING 8 >#define PHASE_TERMINATE 9 >#define PHASE_DISCONNECT 10 >#define PHASE_HOLDOFF 11 >#define PHASE_MASTER 12 > >/* > * 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) __P((int unit)); > /* Process a received packet */ > void (*input) __P((int unit, u_char *pkt, int len)); > /* Process a received protocol-reject */ > void (*protrej) __P((int unit)); > /* Lower layer has come up */ > void (*lowerup) __P((int unit)); > /* Lower layer has gone down */ > void (*lowerdown) __P((int unit)); > /* Open the protocol */ > void (*open) __P((int unit)); > /* Close the protocol */ > void (*close) __P((int unit, char *reason)); > /* Print a packet in readable form */ > int (*printpkt) __P((u_char *pkt, int len, > void (*printer) __P((void *, char *, ...)), > void *arg)); > /* Process a received data packet */ > void (*datainput) __P((int unit, u_char *pkt, int len)); > bool enabled_flag; /* 0 iff protocol is disabled */ > char *name; /* Text name of protocol */ > char *data_name; /* Text name of corresponding data protocol */ > option_t *options; /* List of command-line options */ > /* Check requested options, assign defaults */ > void (*check_options) __P((void)); > /* Configure interface for demand-dial */ > int (*demand_conf) __P((int unit)); > /* Say whether to bring up link for this pkt */ > int (*active_pkt) __P((u_char *pkt, int len)); >}; > >/* Table of pointers to supported protocols */ >extern struct protent *protocols[]; > >/* > * This struct contains pointers to a set of procedures for > * doing operations on a "channel". A channel provides a way > * to send and receive PPP packets - the canonical example is > * a serial port device in PPP line discipline (or equivalently > * with PPP STREAMS modules pushed onto it). > */ >struct channel { > /* set of options for this channel */ > option_t *options; > /* find and process a per-channel options file */ > void (*process_extra_options) __P((void)); > /* check all the options that have been given */ > void (*check_options) __P((void)); > /* get the channel ready to do PPP, return a file descriptor */ > int (*connect) __P((void)); > /* we're finished with the channel */ > void (*disconnect) __P((void)); > /* put the channel into PPP `mode' */ > int (*establish_ppp) __P((int)); > /* take the channel out of PPP `mode', restore loopback if demand */ > void (*disestablish_ppp) __P((int)); > /* set the transmit-side PPP parameters of the channel */ > void (*send_config) __P((int, u_int32_t, int, int)); > /* set the receive-side PPP parameters of the channel */ > void (*recv_config) __P((int, u_int32_t, int, int)); > /* cleanup on error or normal exit */ > void (*cleanup) __P((void)); > /* close the device, called in children after fork */ > void (*close) __P((void)); >}; > >extern struct channel *the_channel; > >/* > * Prototypes. > */ > >/* Procedures exported from main.c. */ >void set_ifunit __P((int)); /* set stuff that depends on ifunit */ >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)(void *), void *arg, int s, int us)); > /* Call func(arg) after s.us seconds */ >void untimeout __P((void (*func)(void *), void *arg)); > /* Cancel call to func(arg) */ >void record_child __P((int, char *, void (*) (void *), void *)); >pid_t safe_fork __P((int, int, int)); /* Fork & close stuff in child */ >int device_script __P((char *cmd, int in, int out, int dont_wait)); > /* Run `cmd' with given stdin and stdout */ >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 reopen_log __P((void)); /* (re)open the connection to syslog */ >void print_link_stats __P((void)); /* Print stats, if available */ >void reset_link_stats __P((int)); /* Reset (init) stats when link goes up */ >void update_link_stats __P((int)); /* Get stats at link termination */ >void script_setenv __P((char *, char *, int)); /* set script env var */ >void script_unsetenv __P((char *)); /* unset script env var */ >void new_phase __P((int)); /* signal start of new phase */ >void add_notifier __P((struct notifier **, notify_func, void *)); >void remove_notifier __P((struct notifier **, notify_func, void *)); >void notify __P((struct notifier *, int)); >int ppp_send_config __P((int, int, u_int32_t, int, int)); >int ppp_recv_config __P((int, int, u_int32_t, int, int)); >void remove_pidfiles __P((void)); >void lock_db __P((void)); >void unlock_db __P((void)); > >/* Procedures exported from tty.c. */ >void tty_init __P((void)); > >/* Procedures exported from utils.c. */ >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 slprintf __P((char *, int, char *, ...)); /* sprintf++ */ >int vslprintf __P((char *, int, char *, va_list)); /* vsprintf++ */ >size_t strlcpy __P((char *, const char *, size_t)); /* safe strcpy */ >size_t strlcat __P((char *, const char *, size_t)); /* safe strncpy */ >void dbglog __P((char *, ...)); /* log a debug message */ >void info __P((char *, ...)); /* log an informational message */ >void notice __P((char *, ...)); /* log a notice-level message */ >void warn __P((char *, ...)); /* log a warning message */ >void error __P((char *, ...)); /* log an error message */ >void fatal __P((char *, ...)); /* log an error message and die(1) */ >void init_pr_log __P((char *, int)); /* initialize for using pr_log */ >void pr_log __P((void *, char *, ...)); /* printer fn, output to syslog */ >void end_pr_log __P((void)); /* finish up after using pr_log */ >void dump_packet __P((const char *, u_char *, int)); > /* dump packet to debug log if interesting */ >ssize_t complete_read __P((int, void *, size_t)); > /* read a complete buffer */ > >/* Procedures exported from auth.c */ >void link_required __P((int)); /* we are starting to use the link */ >void link_terminated __P((int)); /* we are finished with the link */ >void link_down __P((int)); /* the LCP layer has left the Opened state */ >void upper_layers_down __P((int));/* take all NCPs down */ >void link_established __P((int)); /* the link is up; authenticate now */ >void start_networks __P((int)); /* start all the network control protos */ >void continue_networks __P((int)); /* start network [ip, etc] control protos */ >void np_up __P((int, int)); /* a network protocol has come up */ >void np_down __P((int, int)); /* a network protocol has gone down */ >void np_finished __P((int, int)); /* a network protocol no longer needs link */ >void auth_peer_fail __P((int, int)); > /* peer failed to authenticate itself */ >void auth_peer_success __P((int, int, int, char *, int)); > /* peer successfully authenticated itself */ >void auth_withpeer_fail __P((int, int)); > /* we failed to authenticate ourselves */ >void auth_withpeer_success __P((int, int, int)); > /* we successfully authenticated ourselves */ >void auth_check_options __P((void)); > /* check authentication options supplied */ >void auth_reset __P((int)); /* check what secrets we have */ >int check_passwd __P((int, char *, int, char *, int, char **)); > /* Check peer-supplied username/password */ >int get_secret __P((int, char *, char *, char *, int *, int)); > /* get "secret" for chap */ >int get_srp_secret __P((int unit, char *client, char *server, char *secret, > int am_server)); >int auth_ip_addr __P((int, u_int32_t)); > /* check if IP address is authorized */ >int auth_number __P((void)); /* check if remote number is authorized */ >int bad_ip_adrs __P((u_int32_t)); > /* check if IP address is unreasonable */ > >/* Procedures exported from demand.c */ >void demand_conf __P((void)); /* config interface(s) for demand-dial */ >void demand_block __P((void)); /* set all NPs to queue up packets */ >void demand_unblock __P((void)); /* set all NPs to pass packets */ >void demand_discard __P((void)); /* set all NPs to discard packets */ >void demand_rexmit __P((int)); /* retransmit saved frames for an NP */ >int loop_chars __P((unsigned char *, int)); /* process chars from loopback */ >int loop_frame __P((unsigned char *, int)); /* should we bring link up? */ > >/* Procedures exported from multilink.c */ >#ifdef HAVE_MULTILINK >void mp_check_options __P((void)); /* Check multilink-related options */ >int mp_join_bundle __P((void)); /* join our link to an appropriate bundle */ >void mp_exit_bundle __P((void)); /* have disconnected our link from bundle */ >void mp_bundle_terminated __P((void)); >char *epdisc_to_str __P((struct epdisc *)); /* string from endpoint discrim. */ >int str_to_epdisc __P((struct epdisc *, char *)); /* endpt disc. from str */ >#else >#define mp_bundle_terminated() /* nothing */ >#define mp_exit_bundle() /* nothing */ >#define doing_multilink 0 >#define multilink_master 0 >#endif > >/* Procedures exported from sys-*.c */ >void sys_init __P((void)); /* Do system-dependent initialization */ >void sys_cleanup __P((void)); /* Restore system state before exiting */ >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 */ >int get_pty __P((int *, int *, char *, int)); /* Get pty master/slave */ >int open_ppp_loopback __P((void)); /* Open loopback for demand-dialling */ >int tty_establish_ppp __P((int)); /* Turn serial port into a ppp interface */ >void tty_disestablish_ppp __P((int)); /* Restore port to normal operation */ >void generic_disestablish_ppp __P((int dev_fd)); /* Restore device setting */ >int generic_establish_ppp __P((int dev_fd)); /* Make a ppp interface */ >void make_new_bundle __P((int, int, int, int)); /* Create new bundle */ >int bundle_attach __P((int)); /* Attach link to existing bundle */ >void cfg_bundle __P((int, int, int, int)); /* Configure existing bundle */ >void destroy_bundle __P((void)); /* Tell driver to destroy bundle */ >void clean_check __P((void)); /* Check if line was 8-bit clean */ >void set_up_tty __P((int, int)); /* Set up port's speed, parameters, etc. */ >void restore_tty __P((int)); /* Restore port's original parameters */ >void setdtr __P((int, int)); /* Raise or lower port's DTR line */ >void output __P((int, u_char *, int)); /* Output a PPP packet */ >void wait_input __P((struct timeval *)); > /* Wait for input, with timeout */ >void add_fd __P((int)); /* Add fd to set to wait for */ >void remove_fd __P((int)); /* Remove fd from set to wait for */ >int read_packet __P((u_char *)); /* Read PPP packet */ >int get_loop_output __P((void)); /* Read pkts from loopback */ >void tty_send_config __P((int, u_int32_t, int, int)); > /* Configure i/f transmit parameters */ >void tty_set_xaccm __P((ext_accm)); > /* Set extended transmit ACCM */ >void tty_recv_config __P((int, u_int32_t, int, int)); > /* Configure i/f receive parameters */ >int ccp_test __P((int, u_char *, int, int)); > /* Test support for compression scheme */ >void ccp_flags_set __P((int, int, int)); > /* Set kernel CCP state */ >int ccp_fatal_error __P((int)); /* Test for fatal decomp error in kernel */ >int get_idle_time __P((int, struct ppp_idle *)); > /* Find out how long link has been idle */ >int get_ppp_stats __P((int, struct pppd_stats *)); > /* Return link statistics */ >void netif_set_mtu __P((int, int)); /* Set PPP interface MTU */ >int netif_get_mtu __P((int)); /* Get PPP interface MTU */ >int sifvjcomp __P((int, int, int, int)); > /* Configure VJ TCP header compression */ >int sifup __P((int)); /* Configure i/f up for one protocol */ >int sifnpmode __P((int u, int proto, enum NPmode mode)); > /* Set mode for handling packets for proto */ >int sifdown __P((int)); /* Configure i/f down for one protocol */ >int sifaddr __P((int, u_int32_t, u_int32_t, u_int32_t)); > /* Configure IPv4 addresses for i/f */ >int cifaddr __P((int, u_int32_t, u_int32_t)); > /* Reset i/f IP addresses */ >#ifdef INET6 >int sif6addr __P((int, eui64_t, eui64_t)); > /* Configure IPv6 addresses for i/f */ >int cif6addr __P((int, eui64_t, eui64_t)); > /* Remove an IPv6 address from i/f */ >#endif >int sifdefaultroute __P((int, u_int32_t, u_int32_t)); > /* Create default route through i/f */ >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 cifproxyarp __P((int, u_int32_t)); > /* Delete proxy ARP entry for peer */ >u_int32_t GetMask __P((u_int32_t)); /* Get appropriate netmask for address */ >int lock __P((char *)); /* Create lock file for device */ >int relock __P((int)); /* Rewrite lock file with new pid */ >void unlock __P((void)); /* Delete previously-created lock file */ >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 */ >#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 >int get_if_hwaddr __P((u_char *addr, char *name)); >char *get_first_ethernet __P((void)); > >/* Procedures exported from options.c */ >int setipaddr __P((char *, char **, int)); /* Set local/remote ip addresses */ >int parse_args __P((int argc, char **argv)); > /* Parse options from arguments given */ >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 */ >int options_from_list __P((struct wordlist *, int privileged)); > /* Parse options from a wordlist */ >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 int_option __P((char *, int *)); > /* Simplified number_option for decimal ints */ >void add_options __P((option_t *)); /* Add extra options */ >void check_options __P((void)); /* check values after all options parsed */ >int override_value __P((const char *, int, const char *)); > /* override value if permitted by priority */ >void print_options __P((void (*) __P((void *, char *, ...)), void *)); > /* print out values of all options */ > >int parse_dotted_ip __P((char *, u_int32_t *)); > >/* > * Hooks to enable plugins to change various things. > */ >extern int (*new_phase_hook) __P((int)); >extern int (*idle_time_hook) __P((struct ppp_idle *)); >extern int (*holdoff_hook) __P((void)); >extern int (*pap_check_hook) __P((void)); >extern int (*pap_auth_hook) __P((char *user, char *passwd, char **msgp, > struct wordlist **paddrs, > struct wordlist **popts)); >extern void (*pap_logout_hook) __P((void)); >extern int (*pap_passwd_hook) __P((char *user, char *passwd)); >extern int (*allowed_address_hook) __P((u_int32_t addr)); >extern void (*ip_up_hook) __P((void)); >extern void (*ip_down_hook) __P((void)); >extern void (*ip_choose_hook) __P((u_int32_t *)); > >extern int (*chap_check_hook) __P((void)); >extern int (*chap_passwd_hook) __P((char *user, char *passwd)); > >/* Let a plugin snoop sent and received packets. Useful for L2TP */ >extern void (*snoop_recv_hook) __P((unsigned char *p, int len)); >extern void (*snoop_send_hook) __P((unsigned char *p, int len)); > >/* > * 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)) > >/* > * System dependent definitions for user-level 4.3BSD UNIX implementation. > */ > >#define TIMEOUT(r, f, t) timeout((r), (f), (t), 0) >#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 BCMP(s1, s2, l) memcmp(s1, s2, l) > >#define PRINTMSG(m, l) { info("Remote message: %0.*v", l, m); } > >/* > * MAKEHEADER - Add Header fields to a packet. > */ >#define MAKEHEADER(p, t) { \ > PUTCHAR(PPP_ALLSTATIONS, p); \ > PUTCHAR(PPP_UI, p); \ > PUTSHORT(t, p); } > >/* > * Exit status values. > */ >#define EXIT_OK 0 >#define EXIT_FATAL_ERROR 1 >#define EXIT_OPTION_ERROR 2 >#define EXIT_NOT_ROOT 3 >#define EXIT_NO_KERNEL_SUPPORT 4 >#define EXIT_USER_REQUEST 5 >#define EXIT_LOCK_FAILED 6 >#define EXIT_OPEN_FAILED 7 >#define EXIT_CONNECT_FAILED 8 >#define EXIT_PTYCMD_FAILED 9 >#define EXIT_NEGOTIATION_FAILED 10 >#define EXIT_PEER_AUTH_FAILED 11 >#define EXIT_IDLE_TIMEOUT 12 >#define EXIT_CONNECT_TIME 13 >#define EXIT_CALLBACK 14 >#define EXIT_PEER_DEAD 15 >#define EXIT_HANGUP 16 >#define EXIT_LOOPBACK 17 >#define EXIT_INIT_FAILED 18 >#define EXIT_AUTH_TOPEER_FAILED 19 >#ifdef MAXOCTETS >#define EXIT_TRAFFIC_LIMIT 20 >#endif >#define EXIT_CNID_AUTH_FAILED 21 > >/* > * Debug macros. Slightly useful for finding bugs in pppd, not particularly > * useful for finding out why your connection isn't being established. > */ >#ifdef DEBUGALL >#define DEBUGMAIN 1 >#define DEBUGFSM 1 >#define DEBUGLCP 1 >#define DEBUGIPCP 1 >#define DEBUGIPV6CP 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) || defined(DEBUGIPV6CP) >#define LOG_PPP LOG_LOCAL2 >#else >#define LOG_PPP LOG_DAEMON >#endif >#endif /* LOG_PPP */ > >#ifdef DEBUGMAIN >#define MAINDEBUG(x) if (debug) dbglog x >#else >#define MAINDEBUG(x) >#endif > >#ifdef DEBUGSYS >#define SYSDEBUG(x) if (debug) dbglog x >#else >#define SYSDEBUG(x) >#endif > >#ifdef DEBUGFSM >#define FSMDEBUG(x) if (debug) dbglog x >#else >#define FSMDEBUG(x) >#endif > >#ifdef DEBUGLCP >#define LCPDEBUG(x) if (debug) dbglog x >#else >#define LCPDEBUG(x) >#endif > >#ifdef DEBUGIPCP >#define IPCPDEBUG(x) if (debug) dbglog x >#else >#define IPCPDEBUG(x) >#endif > >#ifdef DEBUGIPV6CP >#define IPV6CPDEBUG(x) if (debug) dbglog x >#else >#define IPV6CPDEBUG(x) >#endif > >#ifdef DEBUGUPAP >#define UPAPDEBUG(x) if (debug) dbglog x >#else >#define UPAPDEBUG(x) >#endif > >#ifdef DEBUGCHAP >#define CHAPDEBUG(x) if (debug) dbglog x >#else >#define CHAPDEBUG(x) >#endif > >#ifdef DEBUGIPXCP >#define IPXCPDEBUG(x) if (debug) dbglog 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 > >#ifndef offsetof >#define offsetof(type, member) ((size_t) &((type *)0)->member) >#endif > >#endif /* __PPP_H__ */
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