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@@ -0,0 +1,902 @@
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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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+-#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