X-Git-Url: http://git.ozlabs.org/?p=ppp.git;a=blobdiff_plain;f=pppd%2Fpppd.h;h=deab65a3a1ee68b95a4b30b061fec8ae9eae4906;hp=7d27c1c3ab3c1cb54f5bde45b005ca807afdfdaf;hb=f9f667ee187be5d34ac94f11bf366dd218191122;hpb=ffa027207fff95bd19cb529105bd549fb6ae1709 diff --git a/pppd/pppd.h b/pppd/pppd.h index 7d27c1c..deab65a 100644 --- a/pppd/pppd.h +++ b/pppd/pppd.h @@ -1,22 +1,45 @@ /* * pppd.h - PPP daemon global declarations. * - * Copyright (c) 1989 Carnegie Mellon University. - * All rights reserved. + * Copyright (c) 1984-2000 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. + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: * - * $Id: pppd.h,v 1.60 2001/04/27 23:16:13 paulus Exp $ + * 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 1.89 2004/11/14 22:53:42 carlsonj Exp $ */ /* @@ -71,7 +94,7 @@ enum opt_type { o_int, o_uint32, o_string, - o_wild, + o_wild }; typedef struct { @@ -79,7 +102,7 @@ typedef struct { enum opt_type type; void *addr; char *description; - int flags; + unsigned int flags; void *addr2; int upper_limit; int lower_limit; @@ -94,6 +117,7 @@ typedef struct { #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 */ @@ -102,6 +126,7 @@ typedef struct { #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 */ @@ -190,11 +215,14 @@ 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 */ @@ -203,7 +231,7 @@ 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 int link_connect_time; /* time the link was up for */ +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) */ @@ -213,8 +241,18 @@ 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 */ @@ -223,6 +261,7 @@ 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 */ @@ -278,6 +317,23 @@ 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 */ @@ -289,6 +345,23 @@ 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 */ @@ -309,6 +382,7 @@ extern int option_priority; /* priority of current options */ #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 @@ -385,18 +459,6 @@ struct channel { extern struct channel *the_channel; -#define ppp_send_config(unit, mtu, accm, pc, acc) \ -do { \ - if (the_channel->send_config) \ - (*the_channel->send_config)((mtu), (accm), (pc), (acc)); \ -} while (0) - -#define ppp_recv_config(unit, mtu, accm, pc, acc) \ -do { \ - if (the_channel->send_config) \ - (*the_channel->recv_config)((mtu), (accm), (pc), (acc)); \ -} while (0) - /* * Prototypes. */ @@ -412,12 +474,15 @@ void timeout __P((void (*func)(void *), void *arg, int s, int us)); 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 */ @@ -425,6 +490,12 @@ 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)); +const char *protocol_name __P((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)); @@ -447,23 +518,29 @@ 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((void)); /* start all the network control protos */ +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, char *, int)); +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)); +void auth_withpeer_success __P((int, int, int)); /* we successfully authenticated ourselves */ void auth_check_options __P((void)); /* check authentication options supplied */ @@ -472,8 +549,11 @@ 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 */ @@ -487,10 +567,19 @@ 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 */ @@ -502,9 +591,12 @@ 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 */ @@ -532,6 +624,7 @@ int get_idle_time __P((int, struct ppp_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 */ @@ -576,6 +669,7 @@ 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, @@ -612,10 +706,18 @@ extern int (*pap_auth_hook) __P((char *user, char *passwd, char **msgp, 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 @@ -664,6 +766,7 @@ extern void (*ip_choose_hook) __P((u_int32_t *)); #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); } @@ -698,6 +801,10 @@ extern void (*ip_choose_hook) __P((u_int32_t *)); #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 @@ -792,4 +899,8 @@ extern void (*ip_choose_hook) __P((u_int32_t *)); #define MAX(a, b) ((a) > (b)? (a): (b)) #endif +#ifndef offsetof +#define offsetof(type, member) ((size_t) &((type *)0)->member) +#endif + #endif /* __PPP_H__ */