* IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED
* WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR A PARTICULAR PURPOSE.
*
- * $Id: pppd.h,v 1.3 1994/05/26 06:43:42 paulus Exp $
+ * $Id: pppd.h,v 1.43 1999/08/12 04:22:53 paulus Exp $
*/
/*
#ifndef __PPPD_H__
#define __PPPD_H__
-#include "args.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>
-#define NPPP 1 /* One PPP interface supported (per process) */
+#if __STDC__
+#include <stdarg.h>
+#define __V(x) x
+#else
+#include <varargs.h>
+#define __V(x) (va_alist) va_dcl
+#define const
+#define volatile
+#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,
+};
+
+typedef struct {
+ char *name; /* name of the option */
+ enum opt_type type;
+ void *addr;
+ char *description;
+ int flags;
+ void *addr2;
+ int upper_limit;
+ int lower_limit;
+} 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_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_NOINCR 0x20000 /* value mustn't be increased */
+#define OPT_ZEROINF 0x40000 /* with OPT_NOINCR, 0 == infinity */
+#define OPT_A2INFO 0x100000 /* addr2 -> option_info to update */
+#define OPT_A2COPY 0x200000 /* addr2 -> second location to rcv value */
+#define OPT_ENABLE 0x400000 /* use *addr2 as enable for option */
+#define OPT_PRIVFIX 0x800000 /* can't be overridden if noauth */
+#define OPT_PREPASS 0x1000000 /* do this opt in pre-pass to find device */
+#define OPT_INITONLY 0x2000000 /* option can only be set in init phase */
+#define OPT_DEVEQUIV 0x4000000 /* equiv to device name */
+#define OPT_DEVNAM (OPT_PREPASS | OPT_INITONLY | OPT_DEVEQUIV)
+
+#define OPT_VAL(x) ((x) & OPT_VALUE)
+
+#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;
+};
+
+/* Used for storing a sequence of words. Usually malloced. */
+struct wordlist {
+ struct wordlist *next;
+ char *word;
+};
+
/*
* Global variables.
*/
-extern int debug; /* Debug flag */
-extern int ifunit; /* Interface unit number */
-extern char ifname[]; /* Interface name */
-extern int fd; /* Device file descriptor */
-extern int s; /* socket descriptor */
-extern char hostname[]; /* hostname */
-extern u_char outpacket_buf[]; /* buffer for outgoing packets */
-extern int phase; /* See values below */
+
+extern int hungup; /* Physical layer has disconnected */
+extern int ifunit; /* Interface unit number */
+extern char ifname[]; /* Interface name */
+extern int ttyfd; /* Serial device file descriptor */
+extern char hostname[]; /* Our hostname */
+extern u_char outpacket_buf[]; /* Buffer for outgoing packets */
+extern int phase; /* Current state of link - see values below */
+extern int baud_rate; /* Current link speed in bits/sec */
+extern char *progname; /* Name of this program */
+extern int redirect_stderr;/* Connector's stderr should go to file */
+extern char peer_authname[];/* Authenticated name of peer */
+extern int privileged; /* We were run by real-uid root */
+extern int need_holdoff; /* Need holdoff period after link terminates */
+extern char **script_env; /* Environment variables for scripts */
+extern int detached; /* Have detached from controlling tty */
+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 using_pty; /* using pty as device (notty or pty opt.) */
+extern int log_to_fd; /* logging to this fd as well as syslog */
+extern char *no_ppp_msg; /* message to print if ppp not in kernel */
+extern volatile int status; /* exit status for pppd */
+extern int devnam_fixed; /* can no longer change devnam */
+extern int unsuccess; /* # unsuccessful connection attempts */
+
+/*
+ * 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 *connector; /* Script to establish physical link */
+extern char *disconnector; /* 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 notty; /* Stdin/out is not a tty */
+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 */
+
+#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
+
+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 */
/*
* 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_SERIALCONN 2
+#define PHASE_DORMANT 3
+#define PHASE_ESTABLISH 4
+#define PHASE_AUTHENTICATE 5
+#define PHASE_CALLBACK 6
+#define PHASE_NETWORK 7
+#define PHASE_TERMINATE 8
+#define PHASE_HOLDOFF 9
+
+/*
+ * 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[];
/*
* Prototypes.
*/
-void quit __ARGS((void)); /* Cleanup and exit */
-void timeout __ARGS((void (*)(), caddr_t, int));
- /* Look-alike of kernel's timeout() */
-void untimeout __ARGS((void (*)(), caddr_t));
- /* Look-alike of kernel's untimeout() */
-void output __ARGS((int, u_char *, int));
- /* Output a PPP packet */
-void demuxprotrej __ARGS((int, int));
- /* Demultiplex a Protocol-Reject */
-int check_passwd __ARGS((int, char *, int, char *, int, char **, int *));
+
+/* Procedures exported from main.c. */
+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 t));
+ /* Call func(arg) after t seconds */
+void untimeout __P((void (*func)(void *), void *arg));
+ /* Cancel call to func(arg) */
+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 update_link_stats __P((int)); /* Get stats at link termination */
+void script_setenv __P((char *, char *)); /* set script env var */
+void script_unsetenv __P((char *)); /* unset script env var */
+
+/* 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) */
+
+/* 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((void)); /* start all the network 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));
+ /* peer successfully authenticated itself */
+void auth_withpeer_fail __P((int, int));
+ /* we failed to authenticate ourselves */
+void auth_withpeer_success __P((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 **, int *));
/* Check peer-supplied username/password */
-int get_secret __ARGS((int, char *, char *, char *, int *, int));
+int get_secret __P((int, char *, char *, char *, int *, int));
/* get "secret" for chap */
-u_long GetMask __ARGS((u_long)); /* get netmask for address */
+int auth_ip_addr __P((int, u_int32_t));
+ /* check if IP address 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 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 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((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 ppp_send_config __P((int, int, u_int32_t, int, int));
+ /* Configure i/f transmit parameters */
+void ppp_set_xaccm __P((int, ext_accm));
+ /* Set extended transmit ACCM */
+void ppp_recv_config __P((int, 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 */
+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 */
+int cifaddr __P((int, u_int32_t, u_int32_t));
+ /* Reset i/f IP addresses */
+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
+
+/* Procedures exported from options.c */
+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 */
+
+/*
+ * This structure is used to store information about certain
+ * options, such as where the option value came from (/etc/ppp/options,
+ * command line, etc.) and whether it came from a privileged source.
+ */
+
+struct option_info {
+ int priv; /* was value set by sysadmin? */
+ char *source; /* where option came from */
+};
+extern struct option_info devnam_info;
+extern struct option_info initializer_info;
+extern struct option_info connector_info;
+extern struct option_info disconnector_info;
+extern struct option_info welcomer_info;
+extern struct option_info ptycommand_info;
/*
* Inline versions of get/put char/short/long.
* System dependent definitions for user-level 4.3BSD UNIX implementation.
*/
-#define DEMUXPROTREJ(u, p) demuxprotrej(u, p)
-
#define TIMEOUT(r, f, t) timeout((r), (f), (t))
#define UNTIMEOUT(r, f) untimeout((r), (f))
#define BCOPY(s, d, l) memcpy(d, s, l)
#define BZERO(s, n) memset(s, 0, n)
-#define EXIT(u) quit()
-#define PRINTMSG(m, l) { m[l] = '\0'; syslog(LOG_INFO, "Remote message: %s", m); }
+#define PRINTMSG(m, l) { info("Remote message: %0.*v", l, m); }
/*
* MAKEHEADER - Add Header fields to a packet.
*/
#define MAKEHEADER(p, t) { \
- PUTCHAR(ALLSTATIONS, p); \
- PUTCHAR(UI, p); \
+ 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
+/*
+ * 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
#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
#endif /* LOG_PPP */
#ifdef DEBUGMAIN
-#define MAINDEBUG(x) if (debug) syslog x
+#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) syslog x
+#define FSMDEBUG(x) if (debug) dbglog x
#else
#define FSMDEBUG(x)
#endif
#ifdef DEBUGLCP
-#define LCPDEBUG(x) if (debug) syslog x
+#define LCPDEBUG(x) if (debug) dbglog x
#else
#define LCPDEBUG(x)
#endif
#ifdef DEBUGIPCP
-#define IPCPDEBUG(x) if (debug) syslog x
+#define IPCPDEBUG(x) if (debug) dbglog x
#else
#define IPCPDEBUG(x)
#endif
#ifdef DEBUGUPAP
-#define UPAPDEBUG(x) if (debug) syslog x
+#define UPAPDEBUG(x) if (debug) dbglog x
#else
#define UPAPDEBUG(x)
#endif
#ifdef DEBUGCHAP
-#define CHAPDEBUG(x) if (debug) syslog x
+#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
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