X-Git-Url: https://git.ozlabs.org/?p=ppp.git;a=blobdiff_plain;f=pppd%2Fpppd.h;h=32b914ef6c2a4b022726c3e52ab9bfb5cf94fa4a;hp=02f983e4bdc9f18eab47437a2bc93eaa327b9a79;hb=7afd9fdfe025a5c448d737a23d2e635e9cf6bd2d;hpb=7f45a9a839d065ec6b02f684ae5a240f89fe8c8c diff --git a/pppd/pppd.h b/pppd/pppd.h index 02f983e..32b914e 100644 --- a/pppd/pppd.h +++ b/pppd/pppd.h @@ -39,7 +39,7 @@ * 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 1.84 2004/10/31 22:23:18 paulus Exp $ + * $Id: pppd.h,v 1.96 2008/06/23 11:47:18 paulus Exp $ */ /* @@ -50,6 +50,9 @@ #define __PPPD_H__ #include /* for FILE */ +#include /* for encrypt */ +#include /* for setkey */ +#include #include /* for NGROUPS_MAX */ #include /* for MAXPATHLEN and BSD4_4, if defined */ #include /* for u_int32_t, if defined */ @@ -57,16 +60,6 @@ #include #include "patchlevel.h" -#if defined(__STDC__) -#include -#define __V(x) x -#else -#include -#define __V(x) (va_alist) va_dcl -#define const -#define volatile -#endif - #ifdef INET6 #include "eui64.h" #endif @@ -80,6 +73,16 @@ #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 */ +#define MAXIFNAMELEN 32 /* max length of interface name; or use IFNAMSIZ, can we + always include net/if.h? */ + +/* + * If PPP_DRV_NAME is not defined, use the default "ppp" as the device name. + * Where should PPP_DRV_NAME come from? Do we include it here? + */ +#if !defined(PPP_DRV_NAME) +#define PPP_DRV_NAME "ppp" +#endif /* !defined(PPP_DRV_NAME) */ /* * Option descriptor structure. @@ -115,19 +118,19 @@ typedef struct { #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_OR 0x400 /* for u32, OR in argument to value */ +#define OPT_INC 0x400 /* for o_int, 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_NOINCR 0x2000 /* for o_int, value mustn't be increased */ #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_A2LIST 0x20000 /* for o_special, keep list of values */ +#define OPT_A2CLRB 0x20000 /* o_bool, clr val bits in *(u_char *)addr2 */ #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 */ @@ -139,7 +142,7 @@ typedef struct { #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_A2PRINTER 0x10000000 /* *addr2 printer_func to print option */ #define OPT_A2STRVAL 0x20000000 /* *addr2 points to current string value */ #define OPT_NOPRINT 0x40000000 /* don't print this option at all */ @@ -198,7 +201,8 @@ struct epdisc { #define EPD_MAGIC 4 #define EPD_PHONENUM 5 -typedef void (*notify_func) __P((void *, int)); +typedef void (*notify_func)(void *, int); +typedef void (*printer_func)(void *, char *, ...); struct notifier { struct notifier *next; @@ -210,11 +214,14 @@ struct notifier { * Global variables. */ +extern int got_sigterm; /* SIGINT or SIGTERM was received */ 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 */ @@ -243,14 +250,22 @@ 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 *ip_up_notifier; /* IPCP has come up */ +extern struct notifier *ip_down_notifier; /* IPCP has gone down */ +extern struct notifier *ipv6_up_notifier; /* IPV6CP has come up */ +extern struct notifier *ipv6_down_notifier; /* IPV6CP 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 */ @@ -268,12 +283,17 @@ 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 int stop_bits; /* Number of serial port stop bits */ 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 */ +#ifdef SYSTEMD +extern bool up_sdnotify; /* Notify systemd once link is up (implies nodetach) */ +#endif extern bool updetach; /* Detach from controlling tty when link up */ +extern bool master_detach; /* Detach when multilink master without link */ 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 */ @@ -285,6 +305,7 @@ 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 bool session_mgmt; /* Do session management (login records) */ 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 */ @@ -304,11 +325,21 @@ 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 char path_ipup[MAXPATHLEN]; /* pathname of ip-up script */ +extern char path_ipdown[MAXPATHLEN]; /* pathname of ip-down script */ +extern char req_ifname[MAXIFNAMELEN]; /* interface name 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 USE_EAPTLS +extern char *crl_dir; +extern char *crl_file; +extern char *max_tls_version; +#endif /* USE_EAPTLS */ #ifdef MAXOCTETS extern unsigned int maxoctets; /* Maximum octetes per session (in bytes) */ @@ -373,6 +404,7 @@ 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 @@ -381,35 +413,33 @@ extern int option_priority; /* priority of current options */ struct protent { u_short protocol; /* PPP protocol number */ /* Initialization procedure */ - void (*init) __P((int unit)); + void (*init)(int unit); /* Process a received packet */ - void (*input) __P((int unit, u_char *pkt, int len)); + void (*input)(int unit, u_char *pkt, int len); /* Process a received protocol-reject */ - void (*protrej) __P((int unit)); + void (*protrej)(int unit); /* Lower layer has come up */ - void (*lowerup) __P((int unit)); + void (*lowerup)(int unit); /* Lower layer has gone down */ - void (*lowerdown) __P((int unit)); + void (*lowerdown)(int unit); /* Open the protocol */ - void (*open) __P((int unit)); + void (*open)(int unit); /* Close the protocol */ - void (*close) __P((int unit, char *reason)); + void (*close)(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)); + int (*printpkt)(u_char *pkt, int len, printer_func printer, void *arg); /* Process a received data packet */ - void (*datainput) __P((int unit, u_char *pkt, int len)); + void (*datainput)(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)); + void (*check_options)(void); /* Configure interface for demand-dial */ - int (*demand_conf) __P((int unit)); + int (*demand_conf)(int unit); /* Say whether to bring up link for this pkt */ - int (*active_pkt) __P((u_char *pkt, int len)); + int (*active_pkt)(u_char *pkt, int len); }; /* Table of pointers to supported protocols */ @@ -426,272 +456,321 @@ 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)); + void (*process_extra_options)(void); /* check all the options that have been given */ - void (*check_options) __P((void)); + void (*check_options)(void); /* get the channel ready to do PPP, return a file descriptor */ - int (*connect) __P((void)); + int (*connect)(void); /* we're finished with the channel */ - void (*disconnect) __P((void)); + void (*disconnect)(void); /* put the channel into PPP `mode' */ - int (*establish_ppp) __P((int)); + int (*establish_ppp)(int); /* take the channel out of PPP `mode', restore loopback if demand */ - void (*disestablish_ppp) __P((int)); + void (*disestablish_ppp)(int); /* set the transmit-side PPP parameters of the channel */ - void (*send_config) __P((int, u_int32_t, int, int)); + void (*send_config)(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)); + void (*recv_config)(int, u_int32_t, int, int); /* cleanup on error or normal exit */ - void (*cleanup) __P((void)); + void (*cleanup)(void); /* close the device, called in children after fork */ - void (*close) __P((void)); + void (*close)(void); }; extern struct channel *the_channel; +/* + * This structure contains environment variables that are set or unset + * by the user. + */ +struct userenv { + struct userenv *ue_next; + char *ue_value; /* value (set only) */ + bool ue_isset; /* 1 for set, 0 for unset */ + bool ue_priv; /* from privileged source */ + const char *ue_source; /* source name */ + char ue_name[1]; /* variable name */ +}; + +extern struct userenv *userenv_list; + /* * 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)); +void set_ifunit(int); /* set stuff that depends on ifunit */ +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 s, int us); /* Call func(arg) after s.us seconds */ -void untimeout __P((void (*func)(void *), void *arg)); +void untimeout(void (*func)(void *), void *arg); /* Cancel call to func(arg) */ -void record_child __P((int, char *, void (*) (void *), void *)); -pid_t safe_fork __P((void)); /* Fork & close stuff in child */ -int device_script __P((char *cmd, int in, int out, int dont_wait)); +void record_child(int, char *, void (*) (void *), void *, int); +pid_t safe_fork(int, int, int); /* Fork & close stuff in child */ +int device_script(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)); +pid_t run_program(char *prog, char **args, int must_exist, + void (*done)(void *), void *arg, int wait); /* 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 reopen_log(void); /* (re)open the connection to syslog */ +void print_link_stats(void); /* Print stats, if available */ +void reset_link_stats(int); /* Reset (init) stats when link goes up */ +void update_link_stats(int); /* Get stats at link termination */ +void script_setenv(char *, char *, int); /* set script env var */ +void script_unsetenv(char *); /* unset script env var */ +void new_phase(int); /* signal start of new phase */ +void add_notifier(struct notifier **, notify_func, void *); +void remove_notifier(struct notifier **, notify_func, void *); +void notify(struct notifier *, int); +int ppp_send_config(int, int, u_int32_t, int, int); +int ppp_recv_config(int, int, u_int32_t, int, int); +const char *protocol_name(int); +void remove_pidfiles(void); +void lock_db(void); +void unlock_db(void); /* Procedures exported from tty.c. */ -void tty_init __P((void)); +void tty_init(void); /* Procedures exported from utils.c. */ -void log_packet __P((u_char *, int, char *, int)); +void log_packet(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)); +void print_string(char *, int, printer_func, void *); + /* Format a string for output */ +int slprintf(char *, int, char *, ...); /* sprintf++ */ +int vslprintf(char *, int, char *, va_list); /* vsprintf++ */ +size_t strlcpy(char *, const char *, size_t); /* safe strcpy */ +size_t strlcat(char *, const char *, size_t); /* safe strncpy */ +void dbglog(char *, ...); /* log a debug message */ +void info(char *, ...); /* log an informational message */ +void notice(char *, ...); /* log a notice-level message */ +void warn(char *, ...); /* log a warning message */ +void error(char *, ...); /* log an error message */ +void fatal(char *, ...); /* log an error message and die(1) */ +void init_pr_log(const char *, int); /* initialize for using pr_log */ +void pr_log(void *, char *, ...); /* printer fn, output to syslog */ +void end_pr_log(void); /* finish up after using pr_log */ +void dump_packet(const char *, u_char *, int); /* dump packet to debug log if interesting */ -ssize_t complete_read __P((int, void *, size_t)); +ssize_t complete_read(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 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)); +void link_required(int); /* we are starting to use the link */ +void start_link(int); /* bring the link up now */ +void link_terminated(int); /* we are finished with the link */ +void link_down(int); /* the LCP layer has left the Opened state */ +void upper_layers_down(int);/* take all NCPs down */ +void link_established(int); /* the link is up; authenticate now */ +void start_networks(int); /* start all the network control protos */ +void continue_networks(int); /* start network [ip, etc] control protos */ +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 __P((int, int, int, char *, int)); +void auth_peer_success(int, int, int, char *, int); /* peer successfully authenticated itself */ -void auth_withpeer_fail __P((int, int)); +void auth_withpeer_fail(int, int); /* we failed to authenticate ourselves */ -void auth_withpeer_success __P((int, int, int)); +void auth_withpeer_success(int, int, int); /* we successfully authenticated ourselves */ -void auth_check_options __P((void)); +void auth_check_options(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 **)); +void auth_reset(int); /* check what secrets we have */ +int check_passwd(int, char *, int, char *, int, char **); /* Check peer-supplied username/password */ -int get_secret __P((int, char *, char *, char *, int *, int)); +int get_secret(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)); +int get_srp_secret(int unit, char *client, char *server, char *secret, + int am_server); +int auth_ip_addr(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)); +int auth_number(void); /* check if remote number is authorized */ +int bad_ip_adrs(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? */ +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); /* should we bring link up? */ /* Procedures exported from multilink.c */ -void mp_check_options __P((void)); /* Check multilink-related options */ -int mp_join_bundle __P((void)); /* join our link to an appropriate bundle */ -char *epdisc_to_str __P((struct epdisc *)); /* string from endpoint discrim. */ -int str_to_epdisc __P((struct epdisc *, char *)); /* endpt disc. from str */ +#ifdef HAVE_MULTILINK +void mp_check_options(void); /* Check multilink-related options */ +int mp_join_bundle(void); /* join our link to an appropriate bundle */ +void mp_exit_bundle(void); /* have disconnected our link from bundle */ +void mp_bundle_terminated(void); +char *epdisc_to_str(struct epdisc *); /* string from endpoint discrim. */ +int str_to_epdisc(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 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 *)); +void sys_init(void); /* Do system-dependent initialization */ +void sys_cleanup(void); /* Restore system state before exiting */ +int 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 */ +int get_pty(int *, int *, char *, int); /* Get pty master/slave */ +int open_ppp_loopback(void); /* Open loopback for demand-dialling */ +int tty_establish_ppp(int); /* Turn serial port into a ppp interface */ +void tty_disestablish_ppp(int); /* Restore port to normal operation */ +void generic_disestablish_ppp(int dev_fd); /* Restore device setting */ +int generic_establish_ppp(int dev_fd); /* Make a ppp interface */ +void make_new_bundle(int, int, int, int); /* Create new bundle */ +int bundle_attach(int); /* Attach link to existing bundle */ +void cfg_bundle(int, int, int, int); /* Configure existing bundle */ +void destroy_bundle(void); /* Tell driver to destroy bundle */ +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 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)); +void add_fd(int); /* Add fd to set to wait for */ +void remove_fd(int); /* Remove fd from set to wait for */ +int read_packet(u_char *); /* Read PPP packet */ +int get_loop_output(void); /* Read pkts from loopback */ +void tty_send_config(int, u_int32_t, int, int); /* Configure i/f transmit parameters */ -void tty_set_xaccm __P((ext_accm)); +void tty_set_xaccm(ext_accm); /* Set extended transmit ACCM */ -void tty_recv_config __P((int, u_int32_t, int, int)); +void tty_recv_config(int, u_int32_t, int, int); /* Configure i/f receive parameters */ -int ccp_test __P((int, u_char *, int, int)); +int ccp_test(int, u_char *, int, int); /* Test support for compression scheme */ -void ccp_flags_set __P((int, int, int)); +void ccp_flags_set(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 *)); +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 get_ppp_stats __P((int, struct pppd_stats *)); +int get_ppp_stats(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)); +void netif_set_mtu(int, int); /* Set PPP interface MTU */ +int netif_get_mtu(int); /* Get PPP interface MTU */ +int sifvjcomp(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)); +int sifup(int); /* Configure i/f up for one protocol */ +int sifnpmode(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)); +int sifdown(int); /* Configure i/f down for one protocol */ +int sifaddr(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)); +int cifaddr(int, u_int32_t, u_int32_t); /* Reset i/f IP addresses */ #ifdef INET6 -int sif6addr __P((int, eui64_t, eui64_t)); +int ether_to_eui64(eui64_t *p_eui64); /* convert eth0 hw address to EUI64 */ +int sif6up(int); /* Configure i/f up for IPv6 */ +int sif6down(int); /* Configure i/f down for IPv6 */ +int sif6addr(int, eui64_t, eui64_t); /* Configure IPv6 addresses for i/f */ -int cif6addr __P((int, eui64_t, eui64_t)); +int cif6addr(int, eui64_t, eui64_t); /* Remove an IPv6 address from i/f */ #endif -int sifdefaultroute __P((int, u_int32_t, u_int32_t)); +int sifdefaultroute(int, u_int32_t, u_int32_t); /* Create default route through i/f */ -int cifdefaultroute __P((int, u_int32_t, u_int32_t)); +int cifdefaultroute(int, u_int32_t, u_int32_t); /* Delete default route through i/f */ -int sifproxyarp __P((int, u_int32_t)); +#ifdef INET6 +int sif6defaultroute(int, eui64_t, eui64_t); + /* Create default IPv6 route through i/f */ +int cif6defaultroute(int, eui64_t, eui64_t); + /* Delete default IPv6 route through i/f */ +#endif +int sifproxyarp(int, u_int32_t); /* Add proxy ARP entry for peer */ -int cifproxyarp __P((int, u_int32_t)); +int cifproxyarp(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 *)); +u_int32_t GetMask(u_int32_t); /* Get appropriate netmask for address */ +int lock(char *); /* Create lock file for device */ +int relock(int); /* Rewrite lock file with new pid */ +void unlock(void); /* Delete previously-created lock file */ +void logwtmp(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 */ +int get_host_seed(void); /* Get host-dependent random number seed */ +int have_route_to(u_int32_t); /* Check if route to addr exists */ #ifdef PPP_FILTER -int set_filters __P((struct bpf_program *pass, struct bpf_program *active)); +int set_filters(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)); +int sipxfaddr(int, unsigned long, unsigned char *); +int cipxfaddr(int); #endif -int get_if_hwaddr __P((u_char *addr, char *name)); -char *get_first_ethernet __P((void)); +int get_if_hwaddr(u_char *addr, char *name); +char *get_first_ethernet(void); +int get_time(struct timeval *); + /* Get current time, monotonic if possible. */ /* Procedures exported from options.c */ -int setipaddr __P((char *, char **, int)); /* Set local/remote ip addresses */ -int parse_args __P((int argc, char **argv)); +int setipaddr(char *, char **, int); /* Set local/remote ip addresses */ +int parse_args(int argc, char **argv); /* Parse options from arguments given */ -int options_from_file __P((char *filename, int must_exist, int check_prot, - int privileged)); +int options_from_file(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)); +int options_from_user(void); /* Parse options from user's .ppprc */ +int options_for_tty(void); /* Parse options from /etc/ppp/options.tty */ +int options_from_list(struct wordlist *, int privileged); /* Parse options from a wordlist */ -int getword __P((FILE *f, char *word, int *newlinep, char *filename)); +int getword(FILE *f, char *word, int *newlinep, char *filename); /* Read a word from a file */ -void option_error __P((char *fmt, ...)); +void option_error(char *fmt, ...); /* Print an error message about an option */ -int int_option __P((char *, int *)); +int int_option(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 *)); +void add_options(option_t *); /* Add extra options */ +void check_options(void); /* check values after all options parsed */ +int override_value(char *, int, const char *); /* override value if permitted by priority */ -void print_options __P((void (*) __P((void *, char *, ...)), void *)); +void print_options(printer_func, void *); /* print out values of all options */ -int parse_dotted_ip __P((char *, u_int32_t *)); +int parse_dotted_ip(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)); +extern int (*new_phase_hook)(int); +extern int (*idle_time_hook)(struct ppp_idle *); +extern int (*holdoff_hook)(void); +extern int (*pap_check_hook)(void); +extern int (*pap_auth_hook)(char *user, char *passwd, char **msgp, + struct wordlist **paddrs, + struct wordlist **popts); +extern void (*pap_logout_hook)(void); +extern int (*pap_passwd_hook)(char *user, char *passwd); +extern int (*allowed_address_hook)(u_int32_t addr); +extern void (*ip_up_hook)(void); +extern void (*ip_down_hook)(void); +extern void (*ip_choose_hook)(u_int32_t *); +extern void (*ipv6_up_hook)(void); +extern void (*ipv6_down_hook)(void); + +extern int (*chap_check_hook)(void); +extern int (*chap_passwd_hook)(char *user, char *passwd); +extern void (*multilink_join_hook)(void); + +#ifdef USE_EAPTLS +extern int (*eaptls_passwd_hook)(char *user, char *passwd); +#endif /* 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)); +extern void (*snoop_recv_hook)(unsigned char *p, int len); +extern void (*snoop_send_hook)(unsigned char *p, int len); /* * Inline versions of get/put char/short/long.