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@@ -1,902 +0,0 @@
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-Description: Use pppd.h provided by ppp-dev
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-Author: Stu Teasdale <stu@drogna.org.uk>
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-Author: Christoph Biedl <debian.axhn@manchmal.in-ulm.de>
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-Forwarded: http://sourceforge.net/mailarchive/forum.php?thread_name=1360194160%40msgid.manchmal.in-ulm.de&forum_name=poptop-server
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-Bug-Debian: http://bugs.debian.org/369714
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-
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---- a/plugins/pptpd-logwtmp.c
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-+++ b/plugins/pptpd-logwtmp.c
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-@@ -12,7 +12,7 @@
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- #include <unistd.h>
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- #include <utmp.h>
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- #include <string.h>
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--#include "pppd.h"
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-+#include <pppd/pppd.h>
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-
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- char pppd_version[] = VERSION;
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-
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---- a/plugins/pppd.h
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-+++ /dev/null
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-@@ -1,882 +0,0 @@
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--/*
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-- * pppd.h - PPP daemon global declarations.
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-- *
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-- * Copyright (c) 1984-2000 Carnegie Mellon University. All rights reserved.
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-- *
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-- * Redistribution and use in source and binary forms, with or without
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-- * modification, are permitted provided that the following conditions
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-- * are met:
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-- *
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-- * 1. Redistributions of source code must retain the above copyright
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-- * notice, this list of conditions and the following disclaimer.
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-- *
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-- * 2. Redistributions in binary form must reproduce the above copyright
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-- * notice, this list of conditions and the following disclaimer in
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-- * the documentation and/or other materials provided with the
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-- * distribution.
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-- *
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-- * 3. The name "Carnegie Mellon University" must not be used to
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-- * endorse or promote products derived from this software without
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-- * prior written permission. For permission or any legal
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-- * details, please contact
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-- * Office of Technology Transfer
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-- * Carnegie Mellon University
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-- * 5000 Forbes Avenue
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-- * Pittsburgh, PA 15213-3890
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-- * (412) 268-4387, fax: (412) 268-7395
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-- * tech-transfer@andrew.cmu.edu
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-- *
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-- * 4. Redistributions of any form whatsoever must retain the following
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-- * acknowledgment:
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-- * "This product includes software developed by Computing Services
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-- * at Carnegie Mellon University (http://www.cmu.edu/computing/)."
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-- *
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-- * CARNEGIE MELLON UNIVERSITY DISCLAIMS ALL WARRANTIES WITH REGARD TO
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-- * THIS SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY
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-- * AND FITNESS, IN NO EVENT SHALL CARNEGIE MELLON UNIVERSITY BE LIABLE
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-- * FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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-- * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN
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-- * AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING
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-- * OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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-- *
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-- * upstream pppd.h,v 1.82 2003/04/07 00:01:46 paulus Exp
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-- * $Id: pppd.h,v 1.1 2004/04/28 11:36:07 quozl Exp $
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-- */
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--
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--/*
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-- * TODO:
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-- */
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--
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--#ifndef __PPPD_H__
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--#define __PPPD_H__
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--
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--#include <stdio.h> /* for FILE */
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--#include <limits.h> /* for NGROUPS_MAX */
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--#include <sys/param.h> /* for MAXPATHLEN and BSD4_4, if defined */
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--#include <sys/types.h> /* for u_int32_t, if defined */
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--#include <sys/time.h> /* for struct timeval */
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--#include <net/ppp_defs.h>
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--#include "patchlevel.h"
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--
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--#if defined(__STDC__)
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--#include <stdarg.h>
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--#define __V(x) x
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--#else
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--#include <varargs.h>
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--#define __V(x) (va_alist) va_dcl
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--#define const
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--#define volatile
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--#endif
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--
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--#ifdef INET6
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--#include "eui64.h"
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--#endif
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--
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--/*
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-- * Limits.
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-- */
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--
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--#define NUM_PPP 1 /* One PPP interface supported (per process) */
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--#define MAXWORDLEN 1024 /* max length of word in file (incl null) */
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--#define MAXARGS 1 /* max # args to a command */
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--#define MAXNAMELEN 256 /* max length of hostname or name for auth */
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--#define MAXSECRETLEN 256 /* max length of password or secret */
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--
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--/*
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-- * Option descriptor structure.
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-- */
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--
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--typedef unsigned char bool;
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--
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--enum opt_type {
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-- o_special_noarg = 0,
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-- o_special = 1,
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-- o_bool,
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-- o_int,
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-- o_uint32,
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-- o_string,
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-- o_wild
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--};
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--
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--typedef struct {
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-- char *name; /* name of the option */
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-- enum opt_type type;
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-- void *addr;
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-- char *description;
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-- unsigned int flags;
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-- void *addr2;
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-- int upper_limit;
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-- int lower_limit;
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-- const char *source;
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-- short int priority;
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-- short int winner;
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--} option_t;
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--
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--/* Values for flags */
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--#define OPT_VALUE 0xff /* mask for presupplied value */
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--#define OPT_HEX 0x100 /* int option is in hex */
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--#define OPT_NOARG 0x200 /* option doesn't take argument */
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--#define OPT_OR 0x400 /* OR in argument to value */
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--#define OPT_INC 0x800 /* increment value */
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--#define OPT_A2OR 0x800 /* for o_bool, OR arg to *(u_char *)addr2 */
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--#define OPT_PRIV 0x1000 /* privileged option */
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--#define OPT_STATIC 0x2000 /* string option goes into static array */
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--#define OPT_LLIMIT 0x4000 /* check value against lower limit */
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--#define OPT_ULIMIT 0x8000 /* check value against upper limit */
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--#define OPT_LIMITS (OPT_LLIMIT|OPT_ULIMIT)
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--#define OPT_ZEROOK 0x10000 /* 0 value is OK even if not within limits */
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--#define OPT_HIDE 0x10000 /* for o_string, print value as ?????? */
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--#define OPT_A2LIST 0x10000 /* for o_special, keep list of values */
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--#define OPT_A2CLRB 0x10000 /* o_bool, clr val bits in *(u_char *)addr2 */
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--#define OPT_NOINCR 0x20000 /* value mustn't be increased */
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--#define OPT_ZEROINF 0x40000 /* with OPT_NOINCR, 0 == infinity */
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--#define OPT_PRIO 0x80000 /* process option priorities for this option */
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--#define OPT_PRIOSUB 0x100000 /* subsidiary member of priority group */
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--#define OPT_ALIAS 0x200000 /* option is alias for previous option */
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--#define OPT_A2COPY 0x400000 /* addr2 -> second location to rcv value */
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--#define OPT_ENABLE 0x800000 /* use *addr2 as enable for option */
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--#define OPT_A2CLR 0x1000000 /* clear *(bool *)addr2 */
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--#define OPT_PRIVFIX 0x2000000 /* user can't override if set by root */
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--#define OPT_INITONLY 0x4000000 /* option can only be set in init phase */
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--#define OPT_DEVEQUIV 0x8000000 /* equiv to device name */
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--#define OPT_DEVNAM (OPT_INITONLY | OPT_DEVEQUIV)
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--#define OPT_A2PRINTER 0x10000000 /* *addr2 is a fn for printing option */
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--#define OPT_A2STRVAL 0x20000000 /* *addr2 points to current string value */
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--#define OPT_NOPRINT 0x40000000 /* don't print this option at all */
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--
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--#define OPT_VAL(x) ((x) & OPT_VALUE)
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--
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--/* Values for priority */
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--#define OPRIO_DEFAULT 0 /* a default value */
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--#define OPRIO_CFGFILE 1 /* value from a configuration file */
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--#define OPRIO_CMDLINE 2 /* value from the command line */
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--#define OPRIO_SECFILE 3 /* value from options in a secrets file */
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--#define OPRIO_ROOT 100 /* added to priority if OPT_PRIVFIX && root */
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--
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--#ifndef GIDSET_TYPE
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--#define GIDSET_TYPE gid_t
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--#endif
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--
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--/* Structure representing a list of permitted IP addresses. */
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--struct permitted_ip {
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-- int permit; /* 1 = permit, 0 = forbid */
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-- u_int32_t base; /* match if (addr & mask) == base */
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-- u_int32_t mask; /* base and mask are in network byte order */
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--};
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--
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--/*
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-- * Unfortunately, the linux kernel driver uses a different structure
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-- * for statistics from the rest of the ports.
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-- * This structure serves as a common representation for the bits
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-- * pppd needs.
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-- */
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--struct pppd_stats {
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-- unsigned int bytes_in;
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-- unsigned int bytes_out;
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-- unsigned int pkts_in;
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-- unsigned int pkts_out;
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--};
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--
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--/* Used for storing a sequence of words. Usually malloced. */
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--struct wordlist {
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-- struct wordlist *next;
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-- char *word;
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--};
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--
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--/* An endpoint discriminator, used with multilink. */
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--#define MAX_ENDP_LEN 20 /* maximum length of discriminator value */
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--struct epdisc {
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-- unsigned char class;
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-- unsigned char length;
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-- unsigned char value[MAX_ENDP_LEN];
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--};
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--
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--/* values for epdisc.class */
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--#define EPD_NULL 0 /* null discriminator, no data */
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--#define EPD_LOCAL 1
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--#define EPD_IP 2
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--#define EPD_MAC 3
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--#define EPD_MAGIC 4
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--#define EPD_PHONENUM 5
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--
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--typedef void (*notify_func) __P((void *, int));
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--
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--struct notifier {
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-- struct notifier *next;
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-- notify_func func;
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-- void *arg;
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--};
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--
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--/*
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-- * Global variables.
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-- */
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--
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--extern int hungup; /* Physical layer has disconnected */
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--extern int ifunit; /* Interface unit number */
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--extern char ifname[]; /* Interface name */
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--extern char hostname[]; /* Our hostname */
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--extern u_char outpacket_buf[]; /* Buffer for outgoing packets */
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--extern int phase; /* Current state of link - see values below */
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--extern int baud_rate; /* Current link speed in bits/sec */
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--extern char *progname; /* Name of this program */
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--extern int redirect_stderr;/* Connector's stderr should go to file */
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--extern char peer_authname[];/* Authenticated name of peer */
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--extern int auth_done[NUM_PPP]; /* Methods actually used for auth */
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--extern int privileged; /* We were run by real-uid root */
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--extern int need_holdoff; /* Need holdoff period after link terminates */
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--extern char **script_env; /* Environment variables for scripts */
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--extern int detached; /* Have detached from controlling tty */
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--extern GIDSET_TYPE groups[NGROUPS_MAX]; /* groups the user is in */
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--extern int ngroups; /* How many groups valid in groups */
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--extern struct pppd_stats link_stats; /* byte/packet counts etc. for link */
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--extern int link_stats_valid; /* set if link_stats is valid */
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--extern unsigned link_connect_time; /* time the link was up for */
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--extern int using_pty; /* using pty as device (notty or pty opt.) */
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--extern int log_to_fd; /* logging to this fd as well as syslog */
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--extern bool log_default; /* log_to_fd is default (stdout) */
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--extern char *no_ppp_msg; /* message to print if ppp not in kernel */
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--extern volatile int status; /* exit status for pppd */
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--extern bool devnam_fixed; /* can no longer change devnam */
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--extern int unsuccess; /* # unsuccessful connection attempts */
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--extern int do_callback; /* set if we want to do callback next */
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--extern int doing_callback; /* set if this is a callback */
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--extern int error_count; /* # of times error() has been called */
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--extern char ppp_devnam[MAXPATHLEN];
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--extern char remote_number[MAXNAMELEN]; /* Remote telephone number, if avail. */
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--extern int ppp_session_number; /* Session number (eg PPPoE session) */
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--
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--extern int listen_time; /* time to listen first (ms) */
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--extern struct notifier *pidchange; /* for notifications of pid changing */
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--extern struct notifier *phasechange; /* for notifications of phase changes */
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--extern struct notifier *exitnotify; /* for notification that we're exiting */
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--extern struct notifier *sigreceived; /* notification of received signal */
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--extern struct notifier *ip_up_notifier; /* IPCP has come up */
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--extern struct notifier *ip_down_notifier; /* IPCP has gone down */
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--extern struct notifier *auth_up_notifier; /* peer has authenticated */
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--extern struct notifier *link_down_notifier; /* link has gone down */
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--extern struct notifier *fork_notifier; /* we are a new child process */
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--
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--/* Values for do_callback and doing_callback */
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--#define CALLBACK_DIALIN 1 /* we are expecting the call back */
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--#define CALLBACK_DIALOUT 2 /* we are dialling out to call back */
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--
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--/*
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-- * Variables set by command-line options.
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-- */
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--
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--extern int debug; /* Debug flag */
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--extern int kdebugflag; /* Tell kernel to print debug messages */
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--extern int default_device; /* Using /dev/tty or equivalent */
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--extern char devnam[MAXPATHLEN]; /* Device name */
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--extern int crtscts; /* Use hardware flow control */
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--extern bool modem; /* Use modem control lines */
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--extern int inspeed; /* Input/Output speed requested */
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--extern u_int32_t netmask; /* IP netmask to set on interface */
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--extern bool lockflag; /* Create lock file to lock the serial dev */
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--extern bool nodetach; /* Don't detach from controlling tty */
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--extern bool updetach; /* Detach from controlling tty when link up */
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--extern char *initializer; /* Script to initialize physical link */
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--extern char *connect_script; /* Script to establish physical link */
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--extern char *disconnect_script; /* Script to disestablish physical link */
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--extern char *welcomer; /* Script to welcome client after connection */
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--extern char *ptycommand; /* Command to run on other side of pty */
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--extern int maxconnect; /* Maximum connect time (seconds) */
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--extern char user[MAXNAMELEN];/* Our name for authenticating ourselves */
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--extern char passwd[MAXSECRETLEN]; /* Password for PAP or CHAP */
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--extern bool auth_required; /* Peer is required to authenticate */
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--extern bool persist; /* Reopen link after it goes down */
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--extern bool uselogin; /* Use /etc/passwd for checking PAP */
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--extern char our_name[MAXNAMELEN];/* Our name for authentication purposes */
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--extern char remote_name[MAXNAMELEN]; /* Peer's name for authentication */
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--extern bool explicit_remote;/* remote_name specified with remotename opt */
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--extern bool demand; /* Do dial-on-demand */
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--extern char *ipparam; /* Extra parameter for ip up/down scripts */
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--extern bool cryptpap; /* Others' PAP passwords are encrypted */
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--extern int idle_time_limit;/* Shut down link if idle for this long */
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--extern int holdoff; /* Dead time before restarting */
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--extern bool holdoff_specified; /* true if user gave a holdoff value */
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--extern bool notty; /* Stdin/out is not a tty */
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--extern char *pty_socket; /* Socket to connect to pty */
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--extern char *record_file; /* File to record chars sent/received */
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--extern bool sync_serial; /* Device is synchronous serial device */
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--extern int maxfail; /* Max # of unsuccessful connection attempts */
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--extern char linkname[MAXPATHLEN]; /* logical name for link */
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--extern bool tune_kernel; /* May alter kernel settings as necessary */
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--extern int connect_delay; /* Time to delay after connect script */
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--extern int max_data_rate; /* max bytes/sec through charshunt */
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--extern int req_unit; /* interface unit number to use */
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--extern bool multilink; /* enable multilink operation */
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--extern bool noendpoint; /* don't send or accept endpt. discrim. */
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--extern char *bundle_name; /* bundle name for multilink */
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--extern bool dump_options; /* print out option values */
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--extern bool dryrun; /* check everything, print options, exit */
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--
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--#ifdef MAXOCTETS
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--extern unsigned int maxoctets; /* Maximum octetes per session (in bytes) */
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--extern int maxoctets_dir; /* Direction :
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-- 0 - in+out (default)
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-- 1 - in
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-- 2 - out
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-- 3 - max(in,out) */
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--extern int maxoctets_timeout; /* Timeout for check of octets limit */
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--#define PPP_OCTETS_DIRECTION_SUM 0
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--#define PPP_OCTETS_DIRECTION_IN 1
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--#define PPP_OCTETS_DIRECTION_OUT 2
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--#define PPP_OCTETS_DIRECTION_MAXOVERAL 3
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--/* same as previos, but little different on RADIUS side */
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--#define PPP_OCTETS_DIRECTION_MAXSESSION 4
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--#endif
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--
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--#ifdef PPP_FILTER
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--extern struct bpf_program pass_filter; /* Filter for pkts to pass */
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--extern struct bpf_program active_filter; /* Filter for link-active pkts */
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--#endif
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--
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--#ifdef MSLANMAN
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--extern bool ms_lanman; /* Use LanMan password instead of NT */
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-- /* Has meaning only with MS-CHAP challenges */
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--#endif
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--
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--/* Values for auth_pending, auth_done */
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--#define PAP_WITHPEER 0x1
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|
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--#define PAP_PEER 0x2
|
|
|
--#define CHAP_WITHPEER 0x4
|
|
|
--#define CHAP_PEER 0x8
|
|
|
--#define EAP_WITHPEER 0x10
|
|
|
--#define EAP_PEER 0x20
|
|
|
--
|
|
|
--/* Values for auth_done only */
|
|
|
--#define CHAP_MD5_WITHPEER 0x40
|
|
|
--#define CHAP_MD5_PEER 0x80
|
|
|
--#ifdef CHAPMS
|
|
|
--#define CHAP_MS_SHIFT 8 /* LSB position for MS auths */
|
|
|
--#define CHAP_MS_WITHPEER 0x100
|
|
|
--#define CHAP_MS_PEER 0x200
|
|
|
--#define CHAP_MS2_WITHPEER 0x400
|
|
|
--#define CHAP_MS2_PEER 0x800
|
|
|
--#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 */
|
|
|
--extern int option_priority; /* priority of current options */
|
|
|
--
|
|
|
--/*
|
|
|
-- * Values for phase.
|
|
|
-- */
|
|
|
--#define PHASE_DEAD 0
|
|
|
--#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_RUNNING 8
|
|
|
--#define PHASE_TERMINATE 9
|
|
|
--#define PHASE_DISCONNECT 10
|
|
|
--#define PHASE_HOLDOFF 11
|
|
|
--
|
|
|
--/*
|
|
|
-- * 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[];
|
|
|
--
|
|
|
--/*
|
|
|
-- * This struct contains pointers to a set of procedures for
|
|
|
-- * doing operations on a "channel". A channel provides a way
|
|
|
-- * to send and receive PPP packets - the canonical example is
|
|
|
-- * a serial port device in PPP line discipline (or equivalently
|
|
|
-- * with PPP STREAMS modules pushed onto it).
|
|
|
-- */
|
|
|
--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));
|
|
|
-- /* check all the options that have been given */
|
|
|
-- void (*check_options) __P((void));
|
|
|
-- /* get the channel ready to do PPP, return a file descriptor */
|
|
|
-- int (*connect) __P((void));
|
|
|
-- /* we're finished with the channel */
|
|
|
-- void (*disconnect) __P((void));
|
|
|
-- /* put the channel into PPP `mode' */
|
|
|
-- int (*establish_ppp) __P((int));
|
|
|
-- /* take the channel out of PPP `mode', restore loopback if demand */
|
|
|
-- void (*disestablish_ppp) __P((int));
|
|
|
-- /* set the transmit-side PPP parameters of the channel */
|
|
|
-- void (*send_config) __P((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));
|
|
|
-- /* cleanup on error or normal exit */
|
|
|
-- void (*cleanup) __P((void));
|
|
|
-- /* close the device, called in children after fork */
|
|
|
-- void (*close) __P((void));
|
|
|
--};
|
|
|
--
|
|
|
--extern struct channel *the_channel;
|
|
|
--
|
|
|
--/*
|
|
|
-- * 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));
|
|
|
-- /* Call func(arg) after s.us seconds */
|
|
|
--void untimeout __P((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));
|
|
|
-- /* Run `cmd' with given stdin and stdout */
|
|
|
--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 *, 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));
|
|
|
--
|
|
|
--/* Procedures exported from tty.c. */
|
|
|
--void tty_init __P((void));
|
|
|
--
|
|
|
--/* 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) */
|
|
|
--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));
|
|
|
-- /* dump packet to debug log if interesting */
|
|
|
--ssize_t complete_read __P((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));
|
|
|
-- /* peer failed to authenticate itself */
|
|
|
--void auth_peer_success __P((int, 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, 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 **));
|
|
|
-- /* Check peer-supplied username/password */
|
|
|
--int get_secret __P((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));
|
|
|
-- /* 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));
|
|
|
-- /* 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 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 */
|
|
|
--
|
|
|
--/* 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 *));
|
|
|
-- /* 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));
|
|
|
-- /* Configure i/f transmit parameters */
|
|
|
--void tty_set_xaccm __P((ext_accm));
|
|
|
-- /* Set extended transmit ACCM */
|
|
|
--void tty_recv_config __P((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 */
|
|
|
--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));
|
|
|
-- /* 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));
|
|
|
-- /* 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));
|
|
|
-- /* Configure IPv4 addresses for i/f */
|
|
|
--int cifaddr __P((int, u_int32_t, u_int32_t));
|
|
|
-- /* Reset i/f IP addresses */
|
|
|
--#ifdef INET6
|
|
|
--int sif6addr __P((int, eui64_t, eui64_t));
|
|
|
-- /* Configure IPv6 addresses for i/f */
|
|
|
--int cif6addr __P((int, eui64_t, eui64_t));
|
|
|
-- /* Remove an IPv6 address from i/f */
|
|
|
--#endif
|
|
|
--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
|
|
|
--int get_if_hwaddr __P((u_char *addr, char *name));
|
|
|
--char *get_first_ethernet __P((void));
|
|
|
--
|
|
|
--/* Procedures exported from options.c */
|
|
|
--int setipaddr __P((char *, char **, int)); /* Set local/remote ip addresses */
|
|
|
--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 */
|
|
|
--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 *));
|
|
|
-- /* override value if permitted by priority */
|
|
|
--void print_options __P((void (*) __P((void *, char *, ...)), void *));
|
|
|
-- /* print out values of all options */
|
|
|
--
|
|
|
--int parse_dotted_ip __P((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));
|
|
|
--
|
|
|
--/* 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));
|
|
|
--
|
|
|
--/*
|
|
|
-- * Inline versions of get/put char/short/long.
|
|
|
-- * Pointer is advanced; we assume that both arguments
|
|
|
-- * are lvalues and will already be in registers.
|
|
|
-- * cp MUST be u_char *.
|
|
|
-- */
|
|
|
--#define GETCHAR(c, cp) { \
|
|
|
-- (c) = *(cp)++; \
|
|
|
--}
|
|
|
--#define PUTCHAR(c, cp) { \
|
|
|
-- *(cp)++ = (u_char) (c); \
|
|
|
--}
|
|
|
--
|
|
|
--
|
|
|
--#define GETSHORT(s, cp) { \
|
|
|
-- (s) = *(cp)++ << 8; \
|
|
|
-- (s) |= *(cp)++; \
|
|
|
--}
|
|
|
--#define PUTSHORT(s, cp) { \
|
|
|
-- *(cp)++ = (u_char) ((s) >> 8); \
|
|
|
-- *(cp)++ = (u_char) (s); \
|
|
|
--}
|
|
|
--
|
|
|
--#define GETLONG(l, cp) { \
|
|
|
-- (l) = *(cp)++ << 8; \
|
|
|
-- (l) |= *(cp)++; (l) <<= 8; \
|
|
|
-- (l) |= *(cp)++; (l) <<= 8; \
|
|
|
-- (l) |= *(cp)++; \
|
|
|
--}
|
|
|
--#define PUTLONG(l, cp) { \
|
|
|
-- *(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))
|
|
|
--
|
|
|
--/*
|
|
|
-- * System dependent definitions for user-level 4.3BSD UNIX implementation.
|
|
|
-- */
|
|
|
--
|
|
|
--#define TIMEOUT(r, f, t) timeout((r), (f), (t), 0)
|
|
|
--#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 BCMP(s1, s2, l) memcmp(s1, s2, l)
|
|
|
--
|
|
|
--#define PRINTMSG(m, l) { info("Remote message: %0.*v", l, m); }
|
|
|
--
|
|
|
--/*
|
|
|
-- * MAKEHEADER - Add Header fields to a packet.
|
|
|
-- */
|
|
|
--#define MAKEHEADER(p, t) { \
|
|
|
-- 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
|
|
|
--#ifdef MAXOCTETS
|
|
|
--#define EXIT_TRAFFIC_LIMIT 20
|
|
|
--#endif
|
|
|
--#define EXIT_CNID_AUTH_FAILED 21
|
|
|
--
|
|
|
--/*
|
|
|
-- * 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
|
|
|
--#define DEBUGLCP 1
|
|
|
--#define DEBUGIPCP 1
|
|
|
--#define DEBUGIPV6CP 1
|
|
|
--#define DEBUGUPAP 1
|
|
|
--#define DEBUGCHAP 1
|
|
|
--#endif
|
|
|
--
|
|
|
--#ifndef LOG_PPP /* we use LOG_LOCAL2 for syslog by default */
|
|
|
--#if defined(DEBUGMAIN) || defined(DEBUGFSM) || defined(DEBUGSYS) \
|
|
|
-- || defined(DEBUGLCP) || defined(DEBUGIPCP) || defined(DEBUGUPAP) \
|
|
|
-- || defined(DEBUGCHAP) || defined(DEBUG) || defined(DEBUGIPV6CP)
|
|
|
--#define LOG_PPP LOG_LOCAL2
|
|
|
--#else
|
|
|
--#define LOG_PPP LOG_DAEMON
|
|
|
--#endif
|
|
|
--#endif /* LOG_PPP */
|
|
|
--
|
|
|
--#ifdef DEBUGMAIN
|
|
|
--#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) dbglog x
|
|
|
--#else
|
|
|
--#define FSMDEBUG(x)
|
|
|
--#endif
|
|
|
--
|
|
|
--#ifdef DEBUGLCP
|
|
|
--#define LCPDEBUG(x) if (debug) dbglog x
|
|
|
--#else
|
|
|
--#define LCPDEBUG(x)
|
|
|
--#endif
|
|
|
--
|
|
|
--#ifdef DEBUGIPCP
|
|
|
--#define IPCPDEBUG(x) if (debug) dbglog x
|
|
|
--#else
|
|
|
--#define IPCPDEBUG(x)
|
|
|
--#endif
|
|
|
--
|
|
|
--#ifdef DEBUGIPV6CP
|
|
|
--#define IPV6CPDEBUG(x) if (debug) dbglog x
|
|
|
--#else
|
|
|
--#define IPV6CPDEBUG(x)
|
|
|
--#endif
|
|
|
--
|
|
|
--#ifdef DEBUGUPAP
|
|
|
--#define UPAPDEBUG(x) if (debug) dbglog x
|
|
|
--#else
|
|
|
--#define UPAPDEBUG(x)
|
|
|
--#endif
|
|
|
--
|
|
|
--#ifdef DEBUGCHAP
|
|
|
--#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
|
|
|
--#else
|
|
|
--#define SIGTYPE int
|
|
|
--#endif /* defined(sun) || defined(SYSV) || defined(POSIX_SOURCE) */
|
|
|
--#endif /* SIGTYPE */
|
|
|
--
|
|
|
--#ifndef MIN
|
|
|
--#define MIN(a, b) ((a) < (b)? (a): (b))
|
|
|
--#endif
|
|
|
--#ifndef MAX
|
|
|
--#define MAX(a, b) ((a) > (b)? (a): (b))
|
|
|
--#endif
|
|
|
--
|
|
|
--#ifndef offsetof
|
|
|
--#define offsetof(type, member) ((size_t) &((type *)0)->member)
|
|
|
--#endif
|
|
|
--
|
|
|
--#endif /* __PPP_H__ */
|
Christoph Biedl