X-Git-Url: https://git.ozlabs.org/?p=ppp.git;a=blobdiff_plain;f=pppd%2Fpppd.h;h=162757604fe4b8c5b7eb90d8825522ae327b1e58;hp=d682cd171d95e9ba4b53b7074d2b6253e52f40b9;hb=ccadb11e361406d549ddac1ce16dd67ee9dfae67;hpb=308576ede5915924e7e39137239856769da13ea0 diff --git a/pppd/pppd.h b/pppd/pppd.h index d682cd1..1627576 100644 --- a/pppd/pppd.h +++ b/pppd/pppd.h @@ -16,7 +16,7 @@ * IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED * WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR A PARTICULAR PURPOSE. * - * $Id: pppd.h,v 1.9 1995/10/27 03:40:12 paulus Exp $ + * $Id: pppd.h,v 1.13 1996/05/27 00:02:42 paulus Exp $ */ /* @@ -32,12 +32,19 @@ #include /* for struct timeval */ #include -#define NUM_PPP 1 /* One PPP interface supported (per process) */ +#if __STDC__ +#include +#define __V(x) x +#else +#include +#define __V(x) (va_alist) va_dcl +#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 */ @@ -50,7 +57,7 @@ extern int hungup; /* Physical layer has disconnected */ extern int ifunit; /* Interface unit number */ extern char ifname[]; /* Interface name */ -extern int fd; /* Serial device file descriptor */ +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 */ @@ -73,6 +80,8 @@ 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 maxconnect; /* maximum number of seconds for a connection */ extern char user[]; /* Username for PAP */ extern char passwd[]; /* Password for PAP */ extern int auth_required; /* Peer is required to authenticate */ @@ -85,17 +94,47 @@ 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 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 */ /* * Values for phase. */ #define PHASE_DEAD 0 -#define PHASE_ESTABLISH 1 -#define PHASE_AUTHENTICATE 2 -#define PHASE_NETWORK 3 -#define PHASE_TERMINATE 4 +#define PHASE_INITIALIZE 1 +#define PHASE_DORMANT 2 +#define PHASE_ESTABLISH 3 +#define PHASE_AUTHENTICATE 4 +#define PHASE_NETWORK 5 +#define PHASE_TERMINATE 6 +#define PHASE_HOLDOFF 7 + +/* + * The following struct gives the addresses of procedures to call + * for a particular protocol. + */ +struct protent { + u_short protocol; /* PPP protocol number */ + void (*init)(); /* Initialization procedure */ + void (*input)(); /* Process a received packet */ + void (*protrej)(); /* Process a received protocol-reject */ + void (*lowerup)(); /* Lower layer has come up */ + void (*lowerdown)(); /* Lower layer has gone down */ + void (*open)(); /* Open the protocol */ + void (*close)(); /* Close the protocol */ + int (*printpkt)(); /* Print a packet in readable form */ + void (*datainput)(); /* Process a received data packet */ + int enabled_flag; /* 0 iff protocol is disabled */ + char *name; /* Text name of protocol */ + void (*check_options)(); /* Check requested options, assign dflts */ + int (*demand_conf)(); /* Configure interface for demand-dial */ +}; + +/* Table of pointers to supported protocols */ +extern struct protent *protocols[]; /* * Prototypes. @@ -119,12 +158,17 @@ void log_packet __P((u_char *, int, char *)); /* 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++ */ /* 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 link_established __P((int)); /* the link is up; authenticate now */ +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)); @@ -133,7 +177,7 @@ void auth_withpeer_fail __P((int, int)); /* we failed to authenticate ourselves */ void auth_withpeer_success __P((int, int)); /* we successfully authenticated ourselves */ -void check_auth_options __P((void)); +void auth_check_options __P((void)); /* check authentication options supplied */ int check_passwd __P((int, char *, int, char *, int, char **, int *)); /* Check peer-supplied username/password */ @@ -146,20 +190,37 @@ int bad_ip_adrs __P((u_int32_t)); void check_access __P((FILE *, char *)); /* check permissions on secrets file */ +/* 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)); /* process frame from loopback */ + /* 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 note_debug_level __P((void)); /* Note change in debug level */ +void 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 establish_ppp __P((void)); /* Turn serial port into a ppp interface */ -void disestablish_ppp __P((void)); /* Restore port to normal operation */ +void open_ppp_loopback __P((void)); /* Open loopback for demand-dialling */ +void establish_ppp __P((int)); /* Turn serial port into a ppp interface */ +void restore_loop __P((void)); /* Transfer ppp unit back to loopback */ +void disestablish_ppp __P((int)); /* Restore port to normal operation */ +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((void)); /* Restore port's original parameters */ +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 wait_loop_output __P((struct timeval *)); + /* Wait for pkt from loopback, with timeout */ +void wait_time __P((struct timeval *)); /* Wait for given length of time */ int read_packet __P((u_char *)); /* Read PPP packet */ +int get_loop_output __P((void)); /* Read pkts from loopback */ void ppp_send_config __P((int, int, u_int32_t, int, int)); /* Configure i/f transmit parameters */ void ppp_set_xaccm __P((int, ext_accm)); @@ -171,9 +232,13 @@ int ccp_test __P((int, u_char *, int, int)); 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 sifvjcomp __P((int, int, int, int)); /* Configure VJ TCP header compression */ int sifup __P((int)); /* Configure i/f up (for IP) */ +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 IP) */ int sifaddr __P((int, u_int32_t, u_int32_t, u_int32_t)); /* Configure IP addresses for i/f */ @@ -194,6 +259,17 @@ int daemon __P((int, int)); /* Detach us from terminal session */ int logwtmp __P((char *, char *, char *)); /* Write entry to wtmp file */ +/* 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)); + /* 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 getword __P((FILE *f, char *word, int *newlinep, char *filename)); + /* Read a word from a file */ + /* * Inline versions of get/put char/short/long. * Pointer is advanced; we assume that both arguments @@ -272,9 +348,9 @@ int logwtmp __P((char *, char *, char *)); #endif #ifndef LOG_PPP /* we use LOG_LOCAL2 for syslog by default */ -#if defined(DEBUGMAIN) || defined(DEBUGFSM) || defined(DEBUG) \ +#if defined(DEBUGMAIN) || defined(DEBUGFSM) || defined(DEBUGSYS) \ || defined(DEBUGLCP) || defined(DEBUGIPCP) || defined(DEBUGUPAP) \ - || defined(DEBUGCHAP) + || defined(DEBUGCHAP) || defined(DEBUG) #define LOG_PPP LOG_LOCAL2 #else #define LOG_PPP LOG_DAEMON @@ -287,6 +363,12 @@ int logwtmp __P((char *, char *, char *)); #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