* IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED
* WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR A PARTICULAR PURPOSE.
*
- * $Id: pppd.h,v 1.1 1993/11/11 03:54:25 paulus Exp $
+ * $Id: pppd.h,v 1.9 1995/10/27 03:40:12 paulus Exp $
*/
/*
#ifndef __PPPD_H__
#define __PPPD_H__
-#include "args.h"
+#include <stdio.h> /* for FILE */
#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) */
+#define NUM_PPP 1 /* One PPP interface supported (per process) */
/*
* Limits.
*/
+
#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 */
-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 */
-
-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));
+/*
+ * Global variables.
+ */
+
+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 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 */
+
+/*
+ * 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[]; /* Device name */
+extern int crtscts; /* Use hardware flow control */
+extern int modem; /* Use modem control lines */
+extern int inspeed; /* Input/Output speed requested */
+extern u_int32_t netmask; /* IP netmask to set on interface */
+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 user[]; /* Username for PAP */
+extern char passwd[]; /* Password for PAP */
+extern int auth_required; /* Peer is required to authenticate */
+extern int proxyarp; /* Set up proxy ARP entry for peer */
+extern int persist; /* Reopen link after it goes down */
+extern int uselogin; /* Use /etc/passwd for checking PAP */
+extern int lcp_echo_interval; /* Interval between LCP echo-requests */
+extern int lcp_echo_fails; /* Tolerance to unanswered echo-requests */
+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 char *ipparam; /* Extra parameter for ip up/down scripts */
+extern int cryptpap; /* Others' PAP passwords are encrypted */
+
+/*
+ * Values for phase.
+ */
+#define PHASE_DEAD 0
+#define PHASE_ESTABLISH 1
+#define PHASE_AUTHENTICATE 2
+#define PHASE_NETWORK 3
+#define PHASE_TERMINATE 4
+
+/*
+ * Prototypes.
+ */
+
+/* Procedures exported from main.c. */
+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)(), caddr_t arg, int t));
+ /* Call func(arg) after t seconds */
+void untimeout __P((void (*func)(), caddr_t arg));
+ /* Cancel call to func(arg) */
+int run_program __P((char *prog, char **args, int must_exist));
+ /* Run program prog with args in child */
+void demuxprotrej __P((int, int));
/* Demultiplex a Protocol-Reject */
-int check_passwd __ARGS((int, char *, int, char *, int, char **, int *));
+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 *));
+ /* Format a packet and log it with syslog */
+void print_string __P((char *, int, void (*) (void *, char *, ...),
+ void *)); /* Format a string for output */
+
+/* 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 auth_peer_fail __P((int, int));
+ /* peer failed to authenticate itself */
+void auth_peer_success __P((int, 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 check_auth_options __P((void));
+ /* check authentication options supplied */
+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 */
+void check_access __P((FILE *, char *));
+ /* check permissions on secrets file */
+/* 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 */
+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 set_up_tty __P((int, int)); /* Set up port's speed, parameters, etc. */
+void restore_tty __P((void)); /* 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 */
+int read_packet __P((u_char *)); /* Read PPP packet */
+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 sifvjcomp __P((int, int, int, int));
+ /* Configure VJ TCP header compression */
+int sifup __P((int)); /* Configure i/f up (for IP) */
+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));
+ /* Create default route through i/f */
+int cifdefaultroute __P((int, 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 */
+void unlock __P((void)); /* Delete previously-created lock file */
+int daemon __P((int, int)); /* Detach us from terminal session */
+int logwtmp __P((char *, char *, char *));
+ /* Write entry to wtmp file */
/*
* Inline versions of get/put char/short/long.
(c) = *(cp)++; \
}
#define PUTCHAR(c, cp) { \
- *(cp)++ = (c); \
+ *(cp)++ = (u_char) (c); \
}
(s) |= *(cp)++; \
}
#define PUTSHORT(s, cp) { \
- *(cp)++ = (s) >> 8; \
- *(cp)++ = (s); \
+ *(cp)++ = (u_char) ((s) >> 8); \
+ *(cp)++ = (u_char) (s); \
}
#define GETLONG(l, cp) { \
(l) |= *(cp)++; \
}
#define PUTLONG(l, cp) { \
- *(cp)++ = (l) >> 24; \
- *(cp)++ = (l) >> 16; \
- *(cp)++ = (l) >> 8; \
- *(cp)++ = (l); \
+ *(cp)++ = (u_char) ((l) >> 24); \
+ *(cp)++ = (u_char) ((l) >> 16); \
+ *(cp)++ = (u_char) ((l) >> 8); \
+ *(cp)++ = (u_char) (l); \
}
#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.
*/
* 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); }
projects / ppp.git / blobdiff