* IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED
* WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR A PARTICULAR PURPOSE.
*
- * $Id: pppd.h,v 1.31 1999/03/16 22:54:43 paulus Exp $
+ * $Id: pppd.h,v 1.36 1999/03/30 06:33:09 paulus Exp $
*/
/*
#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 */
#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;
+};
+
/*
* Global variables.
*/
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.) */
/*
* Variables set by command-line options.
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 */
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 int explicit_remote;/* remote_name specified with remotename opt */
+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 */
#ifdef PPP_FILTER
extern struct bpf_program pass_filter; /* Filter for pkts to pass */
/* Run program prog with args in child */
void demuxprotrej __P((int, int));
/* Demultiplex a Protocol-Reject */
-void format_packet __P((u_char *, int, void (*) (void *, char *, ...),
- void *)); /* Format a packet in human-readable form */
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 *, ...),
int vslprintf __P((char *, int, char *, va_list)); /* vsprintf++ */
void script_setenv __P((char *, char *)); /* set script env var */
void script_unsetenv __P((char *)); /* unset script env var */
-void hangup_modem __P((int)); /* Make modem hang up */
-void strlcpy __P((char *, size_t, const char *)); /* safe strcpy */
-void strlcat __P((char *, size_t, const char *)); /* safe strncpy */
+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 */
/* check if IP address is authorized */
int bad_ip_adrs __P((u_int32_t));
/* check if IP address is unreasonable */
-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_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 */
+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 */
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 */
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) */
/* 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,
int privileged));
/* Parse options from an options file */
/* Read a word from a file */
void option_error __P((char *fmt, ...));
/* Print an error message about an option */
-int readable __P((int fd)); /* Is fd readable by real user? */
-int number_option __P((char *, u_int32_t *, int));
- /* Parse a numerical option */
int int_option __P((char *, int *));
/* Simplified number_option for decimal ints */
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.
#define INCPTR(n, cp) ((cp) += (n))
#define DECPTR(n, cp) ((cp) -= (n))
-#undef FALSE
-#define FALSE 0
-#undef TRUE
-#define TRUE 1
-
/*
* 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) { info("Remote message: %0.*v", l, m); }
projects / ppp.git / blobdiff