Hallo Liste,

Zusatz zu meiner voherigen Mail:
Ich habe vergessen, die sendmail.cf anzuhängen.
Hier ist sie!

Was man im Kopf nicht hat, hat man in den Fingern! ;-)

Andreas

---------------------------------------
PGP-Key at www.keyserver.net available!
ICQ: 43987662

Best wishes from lovely Lake Constance!
#
# Copyright (c) 1998 Sendmail, Inc.  All rights reserved.
# Copyright (c) 1983, 1995 Eric P. Allman.  All rights reserved.
# Copyright (c) 1988, 1993
#       The Regents of the University of California.  All rights reserved.
#
# By using this file, you agree to the terms and conditions set
# forth in the LICENSE file which can be found at the top level of
# the sendmail distribution.
#
#

######################################################################
######################################################################
#####
#####           SENDMAIL CONFIGURATION FILE
#####
##### built by [EMAIL PROTECTED] on Sat Jul 31 17:00:25 CEST 1999
##### in /etc/mail
##### using /usr/share/sendmail.cf/ as configuration include directory
#####
######################################################################
######################################################################

#####  @(#)cfhead.m4    8.23 (Berkeley) 10/6/1998  #####
#####  @(#)cf.m4        8.29 (Berkeley) 5/19/1998  #####

#####  @(#)sendmail.mc  8.9.1a (Linux) 19981026  #####

#####  @(#)debian.m4    8.9.3 (Debian) 19990210  #####

# These undocumented features are available in Debian sendmail.
# O PidFile=/var/run/sendmail.pid
# O WritableDirectoriesAreFatal=False
# O ChownIsAlwaysSafe=False
# O DontProbeInterfaces=False
# O MaxRecipientPerMessage=
# O DeadLetterDrop=False
# O RrtImpliesDSN=False
# O TCPWrappers=False   -- not for 8.9.0+

# These are the sendmail 8.9.0 security enhancements



#####  @(#)generic.m4   8.9 (Berkeley) 5/19/1998  #####

#####  @(#)redirect.m4  8.10 (Berkeley) 5/19/1998  #####

#####  @(#)use_cw_file.m4       8.6 (Berkeley) 5/19/1998  #####


#####  @(#)access_db.m4 8.8 (Berkeley) 5/19/1998  #####

#####  @(#)masquerade_envelope.m4       8.6 (Berkeley) 5/19/1998  #####

#####  @(#)use_cw_file.m4       8.6 (Berkeley) 5/19/1998  #####


#####  @(#)use_ct_file.m4       8.6 (Berkeley) 5/19/1998  #####


#####  @(#)nouucp.m4    8.6 (Berkeley) 5/19/1998  #####

#####  @(#)mailertable.m4       8.10 (Berkeley) 10/6/1998  #####


#####  @(#)proto.m4     8.243 (Berkeley) 2/2/1999  #####


# level 8 config file format
V8/Berkeley

# override file safeties - setting this option compromises system security
# need to set this now for the sake of class files
O 
DontBlameSendmail=ForwardFileInGroupWritableDirPath,IncludeFileInGroupWritableDirPath,MapInUnsafeDirPath,ClassFileInUnsafeDirPath

##################
#   local info   #
##################

Cwlocalhost
# file containing names of hosts for which we receive email
Fw-o /etc/mail/sendmail.cw

# my official domain name
# ... define this only if sendmail cannot automatically determine your domain
#Dj$w.Foo.COM


CP.

# "Smart" relay host (may be null)
DSsmtp:mailto.btx.dtag.de


# operators that cannot be in local usernames (i.e., network indicators)
CO @ % 

# a class with just dot (for identifying canonical names)
C..

# a class with just a left bracket (for identifying domain literals)
C[[

# Mailer table (overriding domains)
Kmailertable text /etc/mail/mailertable






# Access list database (for spam stomping)
Kaccess hash -o /etc/mail/access.db


# Resolve map (to check if a host exists in check_mail)
Kresolve host -a<OK> -T<TEMP>

# Hosts that will permit relaying ($=R)
FR-o /etc/mail/relay-domains

# who I send unqualified names to (null means deliver locally)
DR

# who gets all local email traffic ($R has precedence for unqualified names)
DH

# dequoting map
Kdequote dequote

# class E: names that should be exposed as from this host, even if we masquerade
# class L: names that should be delivered locally, even if we have a relay
# class M: domains that should be converted to $M
#CL root
CE root

# who I masquerade as (null for no masquerading) (see also $=M)
DMt-online.de

# my name for error messages
Dnpostmaster


# Sendmail 8.9.1a patch for mime headers to protect the various MUAs:
# This option causes MIME headers to be truncated to a total of 256
# characters; no individual field is permitted to exceed 128
# characters. These values should be safe for the common mail clients
# that are vulnerable.
#
# Note: there is a speed trade here, as the entire message must be scanned
O MaxMimeHeaderLength=256/128

# Sendmail 8.9.3 fix for header based DOS
# Number of bytes allowed for mail headers, default=32k.


#

CPREDIRECT

Cwt-online.de

## Custom configurations below (will be preserved)

# Configuration version number
DZ8.9.3/Debian/GNU


###############
#   Options   #
###############

# strip message body to 7 bits on input?
O SevenBitInput=False

# 8-bit data handling
O EightBitMode=pass8


# wait for alias file rebuild (default units: minutes)
O AliasWait=10

# location of alias file
O AliasFile=/etc/aliases

# minimum number of free blocks on filesystem
O MinFreeBlocks=100

# maximum message size
#O MaxMessageSize=1000000

# substitution for space (blank) characters
O BlankSub=.

# avoid connecting to "expensive" mailers on initial submission?
O HoldExpensive=True

# checkpoint queue runs after every N successful deliveries
#O CheckpointInterval=10

# default delivery mode
O DeliveryMode=background

# automatically rebuild the alias database?
#O AutoRebuildAliases

# error message header/file
#O ErrorHeader=/etc/sendmail.oE

# error mode
#O ErrorMode=print

# save Unix-style "From_" lines at top of header?
#O SaveFromLine

# temporary file mode
O TempFileMode=600

# match recipients against GECOS field?
#O MatchGECOS

# maximum hop count
#O MaxHopCount=17

# location of help file
O HelpFile=/usr/share/misc/sendmail.hf

# ignore dots as terminators in incoming messages?
#O IgnoreDots

# name resolver options
#O ResolverOptions=+AAONLY

# deliver MIME-encapsulated error messages?
O SendMimeErrors=True

# Forward file search path
O ForwardPath=$z/.forward.$w+$h:$z/.forward+$h:$z/.forward.$w:$z/.forward

# open connection cache size
O ConnectionCacheSize=2

# open connection cache timeout
O ConnectionCacheTimeout=5m

# persistent host status directory
O HostStatusDirectory=/var/state/sendmail

# single thread deliveries (requires HostStatusDirectory)?
#O SingleThreadDelivery

# use Errors-To: header?
O UseErrorsTo=False

# log level
O LogLevel=9

# send to me too, even in an alias expansion?
#O MeToo

# verify RHS in newaliases?
O CheckAliases=False

# default messages to old style headers if no special punctuation?
O OldStyleHeaders=True

# SMTP daemon options
#O DaemonPortOptions=Port=esmtp

# privacy flags
O PrivacyOptions=authwarnings

# who (if anyone) should get extra copies of error messages
#O PostMasterCopy=Postmaster

# slope of queue-only function
#O QueueFactor=600000

# queue directory
O QueueDirectory=/var/spool/mqueue

# timeouts (many of these)
#O Timeout.initial=5m
#O Timeout.connect=5m
O Timeout.iconnect=30s
#O Timeout.helo=5m
#O Timeout.mail=10m
#O Timeout.rcpt=1h
#O Timeout.datainit=5m
#O Timeout.datablock=1h
#O Timeout.datafinal=1h
#O Timeout.rset=5m
#O Timeout.quit=2m
#O Timeout.misc=2m
#O Timeout.command=1h
#O Timeout.ident=30s
#O Timeout.fileopen=60s
O Timeout.queuereturn=5d
#O Timeout.queuereturn.normal=5d
#O Timeout.queuereturn.urgent=2d
#O Timeout.queuereturn.non-urgent=7d
O Timeout.queuewarn=4h
#O Timeout.queuewarn.normal=4h
#O Timeout.queuewarn.urgent=1h
#O Timeout.queuewarn.non-urgent=12h
#O Timeout.hoststatus=30m

# should we not prune routes in route-addr syntax addresses?
#O DontPruneRoutes

# queue up everything before forking?
O SuperSafe=True

# status file
O StatusFile=/var/log/sendmail.st

# time zone handling:
#  if undefined, use system default
#  if defined but null, use TZ envariable passed in
#  if defined and non-null, use that info
#O TimeZoneSpec=

# default UID (can be username or userid:groupid)
#O DefaultUser=mailnull

# list of locations of user database file (null means no lookup)
O UserDatabaseSpec=   /etc/mail/users.db

# fallback MX host
#O FallbackMXhost=fall.back.host.net

# if we are the best MX host for a site, try it directly instead of config err
#O TryNullMXList

# load average at which we just queue messages
#O QueueLA=8

# load average at which we refuse connections
#O RefuseLA=12

# maximum number of children we allow at one time
O MaxDaemonChildren=30

# maximum number of new connections per second
#O ConnectionRateThrottle=3

# work recipient factor
#O RecipientFactor=30000

# deliver each queued job in a separate process?
#O ForkEachJob

# work class factor
#O ClassFactor=1800

# work time factor
#O RetryFactor=90000

# shall we sort the queue by hostname first?
O QueueSortOrder=Host

# minimum time in queue before retry
#O MinQueueAge=30m

# default character set
#O DefaultCharSet=iso-8859-1

# service switch file (ignored on Solaris, Ultrix, OSF/1, others)
#O ServiceSwitchFile=/etc/service.switch

# hosts file (normally /etc/hosts)
#O HostsFile=/etc/hosts

# dialup line delay on connection failure
O DialDelay=45

# action to take if there are no recipients in the message
#O NoRecipientAction=add-to-undisclosed

# chrooted environment for writing to files
#O SafeFileEnvironment=/arch

# are colons OK in addresses?
#O ColonOkInAddr

# how many jobs can you process in the queue?
#O MaxQueueRunSize=10000

# shall I avoid expanding CNAMEs (violates protocols)?
#O DontExpandCnames

# SMTP initial login message (old $e macro)
O SmtpGreetingMessage=$j Sendmail $v/$Z; $b

# UNIX initial From header format (old $l macro)
O UnixFromLine=From $g  $d

# From: lines that have embedded newlines are unwrapped onto one line
#O SingleLineFromHeader=False

# Allow HELO SMTP command that does not include a host name
#O AllowBogusHELO=False

# Characters to be quoted in a full name phrase (@,;:\()[] are automatic)
#O MustQuoteChars=.

# delimiter (operator) characters (old $o macro)
O OperatorChars=.:[EMAIL PROTECTED]/[]+

# shall I avoid calling initgroups(3) because of high NIS costs?
#O DontInitGroups

# are group-writable :include: and .forward files (un)trustworthy?
#O UnsafeGroupWrites

# where do errors that occur when sending errors get sent?
#O DoubleBounceAddress=postmaster

# what user id do we assume for the majority of the processing?
#O RunAsUser=sendmail

# maximum number of recipients per SMTP envelope
#O MaxRecipientsPerMessage=100

# shall we get local names from our installed interfaces?
#O DontProbeInterfaces




# Maximum length of the sum of all headers
O MaxHeadersLength=32768


###########################
#   Message precedences   #
###########################

Pfirst-class=0
Pspecial-delivery=100
Plist=-30
Pbulk=-60
Pjunk=-100

#####################
#   Trusted users   #
#####################

# this is equivalent to setting class "t"
Ft-o /etc/mail/sendmail.ct
Troot
Tdaemon

#########################
#   Format of headers   #
#########################

H?P?Return-Path: <$g>
HReceived: $?sfrom $s $.$?_($?s$|from $.$_)
        $.by $j ($v/$Z)$?r with $r$. id $i$?u
        for $u; $|;
        $.$b
H?D?Resent-Date: $a
H?D?Date: $a
H?F?Resent-From: $?x$x <$g>$|$g$.
H?F?From: $?x$x <$g>$|$g$.
H?x?Full-Name: $x
# HPosted-Date: $a
# H?l?Received-Date: $b
H?M?Resent-Message-Id: <[EMAIL PROTECTED]>
H?M?Message-Id: <[EMAIL PROTECTED]>
#
######################################################################
######################################################################
#####
#####                   REWRITING RULES
#####
######################################################################
######################################################################

############################################
###  Ruleset 3 -- Name Canonicalization  ###
############################################
S3

# handle null input (translate to <@> special case)
R$@                     $@ <@>

# strip group: syntax (not inside angle brackets!) and trailing semicolon
R$*                     $: $1 <@>                       mark addresses
R$* < $* > $* <@>       $: $1 < $2 > $3                 unmark <addr>
R@ $* <@>               $: @ $1                         unmark @host:...
R$* :: $* <@>           $: $1 :: $2                     unmark node::addr
R:include: $* <@>       $: :include: $1                 unmark :include:...
R$* [ $* : $* ] <@>     $: $1 [ $2 : $3 ]               unmark IPv6 addrs
R$* : $* [ $* ]         $: $1 : $2 [ $3 ] <@>           remark if leading colon
R$* : $* <@>            $: $2                           strip colon if marked
R$* <@>                 $: $1                           unmark
R$* ;                      $1                           strip trailing semi
R$* < $* ; >               $1 < $2 >                    bogus bracketed semi

# null input now results from list:; syntax
R$@                     $@ :; <@>

# strip angle brackets -- note RFC733 heuristic to get innermost item
R$*                     $: < $1 >                       housekeeping <>
R$+ < $* >                 < $2 >                       strip excess on left
R< $* > $+                 < $1 >                       strip excess on right
R<>                     $@ < @ >                        MAIL FROM:<> case
R< $+ >                 $: $1                           remove housekeeping <>

# make sure <@a,@b,@c:[EMAIL PROTECTED]> syntax is easy to parse -- undone later
R@ $+ , $+              @ $1 : $2                       change all "," to ":"

# localize and dispose of route-based addresses
R@ $+ : $+              $@ $>96 < @$1 > : $2            handle <route-addr>

# find focus for list syntax
R $+ : $* ; @ $+        $@ $>96 $1 : $2 ; < @ $3 >      list syntax
R $+ : $* ;             $@ $1 : $2;                     list syntax

# find focus for @ syntax addresses
R$+ @ $+                $: $1 < @ $2 >                  focus on domain
R$+ < $+ @ $+ >         $1 $2 < @ $3 >                  move gaze right
R$+ < @ $+ >            $@ $>96 $1 < @ $2 >             already canonical

# do some sanity checking
R$* < @ $* : $* > $*    $1 < @ $2 $3 > $4               nix colons in addrs

# if we have % signs, take the rightmost one
R$* % $*                $1 @ $2                         First make them all @s.
R$* @ $* @ $*           $1 % $2 @ $3                    Undo all but the last.
R$* @ $*                $@ $>96 $1 < @ $2 >             Insert < > and finish

# else we must be a local name
R$*                     $@ $>96 $1


################################################
###  Ruleset 96 -- bottom half of ruleset 3  ###
################################################

S96

# handle special cases for local names
R$* < @ localhost > $*          $: $1 < @ $j . > $2             no domain at all
R$* < @ localhost . $m > $*     $: $1 < @ $j . > $2             local domain
R$* < @ [ $+ ] > $*             $: $1 < @@ [ $2 ] > $3          mark [a.b.c.d]
R$* < @@ $=w > $*               $: $1 < @ $j . > $3             self-literal
R$* < @@ $+ > $*                $@ $1 < @ $2 > $3               canon IP addr





# pass to name server to make hostname canonical
R$* < @ $* $~P > $*             $: $1 < @ $[ $2 $3 $] > $4

# local host aliases and pseudo-domains are always canonical
R$* < @ $=w > $*                $: $1 < @ $2 . > $3
R$* < @ $j > $*                 $: $1 < @ $j . > $2
R$* < @ $=M > $*                $: $1 < @ $2 . > $3
R$* < @ $* $=P > $*             $: $1 < @ $2 $3 . > $4
R$* < @ $* . . > $*             $1 < @ $2 . > $3


##################################################
###  Ruleset 4 -- Final Output Post-rewriting  ###
##################################################
S4

R$* <@>                 $@                              handle <> and list:;

# strip trailing dot off possibly canonical name
R$* < @ $+ . > $*       $1 < @ $2 > $3

# eliminate internal code -- should never get this far!
R$* < @ *LOCAL* > $*    $1 < @ $j > $2

# externalize local domain info
R$* < $+ > $*           $1 $2 $3                        defocus
R@ $+ : @ $+ : $+       @ $1 , @ $2 : $3                <route-addr> canonical
R@ $*                   $@ @ $1                         ... and exit


# delete duplicate local names
R$+ % $=w @ $=w         $1 @ $2                         [EMAIL PROTECTED] => 
[EMAIL PROTECTED]



##############################################################
###   Ruleset 97 -- recanonicalize and call ruleset zero   ###
###                (used for recursive calls)              ###
##############################################################

S97
R$*                     $: $>3 $1
R$*                     $@ $>0 $1


######################################
###   Ruleset 0 -- Parse Address   ###
######################################

S0

R$*                     $: $>Parse0 $1          initial parsing
R<@>                    $#local $: <@>          special case error msgs
R$*                     $: $>98 $1              handle local hacks
R$*                     $: $>Parse1 $1          final parsing

#
#  Parse0 -- do initial syntax checking and eliminate local addresses.
#       This should either return with the (possibly modified) input
#       or return with a #error mailer.  It should not return with a
#       #mailer other than the #error mailer.
#

SParse0
R<@>                    $@ <@>                  special case error msgs
R$* : $* ; <@>          $#error $@ 5.1.3 $: "List:; syntax illegal for 
recipient addresses"
#R@ <@ $* >             < @ $1 >                catch "@@host" bogosity
R<@ $+>                 $#error $@ 5.1.3 $: "User address required"
R$*                     $: <> $1
R<> $* < @ [ $+ ] > $*  $1 < @ [ $2 ] > $3
R<> $* <$* : $* > $*    $#error $@ 5.1.3 $: "Colon illegal in host name part"
R<> $*                  $1
R$* < @ . $* > $*       $#error $@ 5.1.2 $: "Invalid host name"
R$* < @ $* .. $* > $*   $#error $@ 5.1.2 $: "Invalid host name"

# now delete the local info -- note $=O to find characters that cause forwarding
R$* < @ > $*            $@ $>Parse0 $>3 $1              user@ => user
R< @ $=w . > : $*       $@ $>Parse0 $>3 $2              @here:... -> ...
R$- < @ $=w . >         $: $(dequote $1 $) < @ $2 . >   dequote "foo"@here
R< @ $+ >               $#error $@ 5.1.3 $: "User address required"
R$* $=O $* < @ $=w . >  $@ $>Parse0 $>3 $1 $2 $3        [EMAIL PROTECTED] -> ...
R$-                     $: $(dequote $1 $) < @ *LOCAL* >        dequote "foo"
R< @ *LOCAL* >          $#error $@ 5.1.3 $: "User address required"
R$* $=O $* < @ *LOCAL* >
                        $@ $>Parse0 $>3 $1 $2 $3        [EMAIL PROTECTED] -> ...
R$* < @ *LOCAL* >       $: $1

#
#  Parse1 -- the bottom half of ruleset 0.
#

SParse1
# handle numeric address spec
R$* < @ [ $+ ] > $*     $: $>98 $1 < @ [ $2 ] > $3      numeric internet spec
R$* < @ [ $+ ] > $*     $#esmtp $@ [$2] $: $1 < @ [$2] > $3     still numeric: 
send


# short circuit local delivery so forwarded email works
R$=L < @ $=w . >        $#local $: @ $1         special local names
R$+ < @ $=w . >         $#local $: $1                   regular local name

# not local -- try mailer table lookup
R$* <@ $+ > $*          $: < $2 > $1 < @ $2 > $3        extract host name
R< $+ . > $*            $: < $1 > $2                    strip trailing dot
R< $+ > $*              $: < $(mailertable $1 $) > $2   lookup
R< $~[ : $* > $*        $>95 < $1 : $2 > $3             check -- resolved?
R< $+ > $*              $: $>90 <$1> $2                 try domain


# resolve fake top level domains by forwarding to other hosts



# pass names that still have a host to a smarthost (if defined)
R$* < @ $* > $*         $: $>95 < $S > $1 < @ $2 > $3   glue on smarthost name

# deal with other remote names
R$* < @$* > $*          $#esmtp $@ $2 $: $1 < @ $2 > $3         [EMAIL 
PROTECTED]

# handle locally delivered names
R$=L                    $#local $: @ $1                 special local names
R$+                     $#local $: $1                   regular local names

###########################################################################
###   Ruleset 5 -- special rewriting after aliases have been expanded   ###
###########################################################################

S5

# deal with plussed users so aliases work nicely
R$+ + *                 $#local $@ $&h $: $1
R$+ + $*                $#local $@ + $2 $: $1 + *

# prepend an empty "forward host" on the front
R$+                     $: <> $1


# see if we have a relay or a hub
R< > $+                 $: < $H > $1                    try hub
R< > $+                 $: < $R > $1                    try relay
R< > $+                 $: < > < $1 $&h >               nope, restore +detail
R< > < $+ + $* > $*        < > < $1 > + $2 $3           find the user part
R< > < $+ > + $*        $#local $@ $2 $: @ $1           strip the extra +
R< > < $+ >             $@ $1                           no +detail
R$+                     $: $1 <> $&h                    add +detail back in
R$+ <> + $*             $: $1 + $2                      check whether +detail
R$+ <> $*               $: $1                           else discard
R< local : $* > $*      $: $>95 < local : $1 > $2       no host extension
R< error : $* > $*      $: $>95 < error : $1 > $2       no host extension
R< $- : $+ > $+         $: $>95 < $1 : $2 > $3 < @ $2 >
R< $+ > $+              $@ $>95 < $1 > $2 < @ $1 >

###################################################################
###  Ruleset 90 -- try domain part of mailertable entry         ###
###################################################################

S90
R$* <$- . $+ > $*       $: $1$2 < $(mailertable .$3 $@ $1$2 $@ $2 $) > $4
R$* <$~[ : $* > $*      $>95 < $2 : $3 > $4             check -- resolved?
R$* < . $+ > $*         $@ $>90 $1 . <$2> $3            no -- strip & try again
R$* < $* > $*           $: < $(mailertable . $@ $1$2 $) > $3    try "."
R< $~[ : $* > $*        $>95 < $1 : $2 > $3             "." found?
R< $* > $*              $@ $2                           no mailertable match

###################################################################
###  Ruleset 95 -- canonify mailer:[EMAIL PROTECTED] syntax to triple   ###
###################################################################

S95
R< > $*                         $@ $1                   strip off null relay
R< error : $- $+ > $*           $#error $@ $(dequote $1 $) $: $2
R< local : $* > $*              $>CanonLocal < $1 > $2
R< $- : $+ @ $+ > $*<$*>$*      $# $1 $@ $3 $: $2<@$3>  use literal user
R< $- : $+ > $*                 $# $1 $@ $2 $: $3       try qualified mailer
R< $=w > $*                     $@ $2                   delete local host
R< $+ > $*                      $#relay $@ $1 $: $2     use unqualified mailer

###################################################################
###  Ruleset CanonLocal -- canonify local: syntax               ###
###################################################################

SCanonLocal
# strip local host from routed addresses
R< $* > < @ $+ > : $+           $@ $>97 $3
R< $* > $+ $=O $+ < @ $+ >      $@ $>97 $2 $3 $4

# strip trailing dot from any host name that may appear
R< $* > $* < @ $* . >           $: < $1 > $2 < @ $3 >

# handle local: syntax -- use old user, either with or without host
R< > $* < @ $* > $*             $#local $@ [EMAIL PROTECTED] $: $1
R< > $+                         $#local $@ $1    $: $1

# handle local:[EMAIL PROTECTED] syntax -- ignore host part
R< $+ @ $+ > $* < @ $* >        $: < $1 > $3 < @ $4 >

# handle local:user syntax
R< $+ > $* <@ $* > $*           $#local $@ [EMAIL PROTECTED] $: $1
R< $+ > $*                      $#local $@ $2    $: $1

###################################################################
###  Ruleset 93 -- convert header names to masqueraded form     ###
###################################################################

S93


# special case the users that should be exposed
R$=E < @ *LOCAL* >      $@ $1 < @ $j . >                leave exposed
R$=E < @ $=M . >        $@ $1 < @ $2 . >
R$=E < @ $=w . >        $@ $1 < @ $2 . >

# handle domain-specific masquerading
R$* < @ $=M . > $*      $: $1 < @ $2 . @ $M > $3        convert masqueraded doms
R$* < @ $=w . > $*      $: $1 < @ $2 . @ $M > $3
R$* < @ *LOCAL* > $*    $: $1 < @ $j . @ $M > $2
R$* < @ $+ @ > $*       $: $1 < @ $2 > $3               $M is null
R$* < @ $+ @ $+ > $*    $: $1 < @ $3 . > $4             $M is not null

###################################################################
###  Ruleset 94 -- convert envelope names to masqueraded form   ###
###################################################################

S94
R$+                     $@ $>93 $1

###################################################################
###  Ruleset 98 -- local part of ruleset zero (can be null)     ###
###################################################################

S98

# addresses sent to [EMAIL PROTECTED] will give a 551 error code
R$* < @ $+ .REDIRECT. >         $: $1 < @ $2 . REDIRECT . > < ${opMode} >
R$* < @ $+ .REDIRECT. > <i>     $: $1 < @ $2 . REDIRECT. >
R$* < @ $+ .REDIRECT. > < $- >  $# error $@ 5.1.1 $: "551 User has moved; 
please try " <[EMAIL PROTECTED]>


######################################################################
###  LookUpDomain -- search for domain in access database
###
###     Parameters:
###             <$1> -- key (domain name)
###             <$2> -- default (what to return if not found in db)
###             <$3> -- passthru (additional data passed unchanged through)
######################################################################

SLookUpDomain
R<$+> <$+> <$*>         $: < $(access $1 $: ? $) > <$1> <$2> <$3>
R<?> <$+.$+> <$+> <$*>  $@ $>LookUpDomain <$2> <$3> <$4>
R<?> <$+> <$+> <$*>     $@ <$2> <$3>
R<$*> <$+> <$+> <$*>    $@ <$1> <$4>

######################################################################
###  LookUpAddress -- search for host address in access database
###
###     Parameters:
###             <$1> -- key (dot quadded host address)
###             <$2> -- default (what to return if not found in db)
###             <$3> -- passthru (additional data passed through)
######################################################################

SLookUpAddress
R<$+> <$+> <$*>         $: < $(access $1 $: ? $) > <$1> <$2> <$3>
R<?> <$+.$-> <$+> <$*>  $@ $>LookUpAddress <$1> <$3> <$4>
R<?> <$+> <$+> <$*>     $@ <$2> <$3>
R<$*> <$+> <$+> <$*>    $@ <$1> <$4>

######################################################################
###  CanonAddr --       Convert an address into a standard form for
###                     relay checking.  Route address syntax is
###                     crudely converted into a %-hack address.
###
###     Parameters:
###             $1 -- full recipient address
###
###     Returns:
###             parsed address, not in source route form
######################################################################

SCanonAddr
R$*                     $: $>Parse0 $>3 $1      make domain canonical
R< @ $+ > : $* @ $*     < @ $1 > : $2 % $3      change @ to % in src route
R$* < @ $+ > : $* : $*  $3 $1 < @ $2 > : $4     change to % hack.
R$* < @ $+ > : $*       $3 $1 < @ $2 >

######################################################################
###  ParseRecipient --  Strip off hosts in $=R as well as possibly
###                     $* $=m or the access database.
###                     Check user portion for host separators.
###
###     Parameters:
###             $1 -- full recipient address
###
###     Returns:
###             parsed, non-local-relaying address
######################################################################

SParseRecipient
R$*                             $: <?> $>CanonAddr $1
R<?> $* < @ $* . >              <?> $1 < @ $2 >                 strip trailing 
dots
R<?> $- < @ $* >                $: <?> $(dequote $1 $) < @ $2 > dequote local 
part

# if no $=O character, no host in the user portion, we are done
R<?> $* $=O $* < @ $* >         $: <NO> $1 $2 $3 < @ $4>
R<?> $*                         $@ $1



R<NO> $* < @ $* $=R >           $: <RELAY> $1 < @ $2 $3 >
R<NO> $* < @ $+ >               $: $>LookUpDomain <$2> <NO> <$1 < @ $2 >>
R<$+> <$+>                      $: <$1> $2

R<RELAY> $* < @ $* >            $@ $>ParseRecipient $1
R<$-> $*                        $@ $2

######################################################################
###  check_relay -- check hostname/address on SMTP startup
######################################################################

SLocal_check_relay
Scheck_relay
R$*                     $: $1 $| $>"Local_check_relay" $1
R$* $| $* $| $#$*       $#$3
R$* $| $* $| $*         $@ $>"Basic_check_relay" $1 $| $2

SBasic_check_relay
# check for deferred delivery mode
R$*                     $: < ${deliveryMode} > $1
R< d > $*               $@ deferred
R< $* > $*              $: $2

R$+ $| $+               $: $>LookUpDomain < $1 > <?> < $2 >
R<?> < $+ >             $: $>LookUpAddress < $1 > <?> < $1 >
R<?> < $+ >             $: $1
R<OK> < $* >            $@ OK
R<RELAY> < $* >         $@ RELAY
R<REJECT> $*            $#error $@ 5.7.1 $: "550 Access denied"
R<DISCARD> $*           $#discard $: discard
R<$+> $*                $#error $@ 5.7.1 $: $1





######################################################################
###  check_mail -- check SMTP `MAIL FROM:' command argument
######################################################################

SLocal_check_mail
Scheck_mail
R$*                     $: $1 $| $>"Local_check_mail" $1
R$* $| $#$*             $#$2
R$* $| $*               $@ $>"Basic_check_mail" $1

SBasic_check_mail
# check for deferred delivery mode
R$*                     $: < ${deliveryMode} > $1
R< d > $*               $@ deferred
R< $* > $*              $: $2

R<>                     $@ <OK>
R$*                     $: <?> $>CanonAddr $1
R<?> $* < @ $+ . >      <?> $1 < @ $2 >                 strip trailing dots
# handle non-DNS hostnames (*.bitnet, *.decnet, *.uucp, etc)
R<?> $* < $* $=P > $*   $: <OK> $1 < @ $2 $3 > $4
R<?> $* < @ $+ > $*     $: <? $(resolve $2 $: $2 <PERM> $) > $1 < @ $2 > $3
R<? $* <$->> $* < @ $+ > $*
                        $: <$2> $3 < @ $4 > $5

# handle case of @localhost on address
R<$+> $* < @localhost > $: < ? $&{client_name} > <$1> $2 < @localhost >
R<$+> $* < @localhost.$m >
                        $: < ? $&{client_name} > <$1> $2 < @localhost.$m >
R<? $=w> <$+> $*        <?> <$2> $3
R<? $+> <$+> $*         $#error $@ 5.5.4 $: "553 Real domain name required"
R<?> <$+> $*            $: <$1> $2

# lookup localpart (user@)
R<$+> $* < @ $+ > $*    $: <USER $(access $2@ $: ? $) > <$1> $2 < @ $3 > $4
# no match, try full address ([EMAIL PROTECTED] rest)
R<USER ?> <$+> $* < @ $* > $*
                        $: <USER $(access [EMAIL PROTECTED] $: ? $) > <$1> $2 < 
@ $3 > $4
# no match, try address ([EMAIL PROTECTED])
R<USER ?> <$+> $+ < @ $+ > $*
                        $: <USER $(access [EMAIL PROTECTED] $: ? $) > <$1> $2 < 
@ $3 > $4
# no match, try (sub)domain (domain)
R<USER ?> <$+> $* < @ $+ > $*
                        $: $>LookUpDomain <$3> <$1> <>
# check unqualified user in access database
R<?> $*                 $: <USER $(access $1@ $: ? $) > <?> $1
# retransform for further use
R<USER $+> <$+> $*      $: <$1> $3

# handle case of no @domain on address
R<?> $*                 $: < ? $&{client_name} > $1
R<?> $*                 $@ <OK>                         ...local unqualed ok
R<? $+> $*              $#error $@ 5.5.4 $: "553 Domain name required"
                                                        ...remote is not
# check results
R<?> $*                 $@ <OK>
R<OK> $*                $@ <OK>
R<TEMP> $*              $#error $@ 4.1.8 $: "451 Sender domain must resolve"
R<PERM> $*              $#error $@ 5.1.8 $: "501 Sender domain must exist"
R<RELAY> $*             $@ <RELAY>
R<DISCARD> $*           $#discard $: discard
R<REJECT> $*            $#error $@ 5.7.1 $: "550 Access denied"
R<$+> $*                $#error $@ 5.7.1 $: $1          error from access db

######################################################################
###  check_rcpt -- check SMTP `RCPT TO:' command argument
######################################################################

SLocal_check_rcpt
Scheck_rcpt
R$*                     $: $1 $| $>"Local_check_rcpt" $1
R$* $| $#$*             $#$2
R$* $| $*               $@ $>"Basic_check_rcpt" $1

SBasic_check_rcpt
# check for deferred delivery mode
R$*                     $: < ${deliveryMode} > $1
R< d > $*               $@ deferred
R< $* > $*              $: $2

R$*                     $: $>ParseRecipient $1          strip relayable hosts




# anything terminating locally is ok
R$+ < @ $=w >           $@ OK
R$+ < @ $* $=R >        $@ OK
R$+ < @ $* >            $: $>LookUpDomain <$2> <?> <$1 < @ $2 >>
R<RELAY> $*             $@ RELAY
R<$*> <$*>              $: $2


# check for local user (i.e. unqualified address)
R$*                     $: <?> $1
R<?> $* < @ $+ >        $: <REMOTE> $1 < @ $2 >
# local user is ok
R<?> $+                 $@ OK
R<$+> $*                $: $2

# anything originating locally is ok
R$*                     $: <?> $&{client_name}
# check if bracketed IP address (forward lookup != reverse lookup)
R<?> [$+]               $: <BAD> [$1]
# pass to name server to make hostname canonical
R<?> $* $~P             $: <?> $[ $1 $2 $]
R<$-> $*                $: $2
R$* .                   $1                              strip trailing dots
R$@                     $@ OK
R$=w                    $@ OK
R$* $=R                 $@ OK
R$*                     $: $>LookUpDomain <$1> <?> <$1>
R<RELAY> $*             $@ RELAY
R<$*> <$*>              $: $2

# check IP address
R$*                     $: $&{client_addr}
R$@                     $@ OK                   originated locally
R0                      $@ OK                   originated locally
R$=R $*                 $@ OK                   relayable IP address
R$*                     $: $>LookUpAddress <$1> <?> <$1>
R<RELAY> $*             $@ RELAY                relayable IP address
R<$*> <$*>              $: $2
R$*                     $: [ $1 ]               put brackets around it...
R$=w                    $@ OK                   ... and see if it is local


# anything else is bogus
R$*                     $#error $@ 5.7.1 $: "550 Relaying denied"

#
######################################################################
######################################################################
#####
#####                   MAILER DEFINITIONS
#####
######################################################################
######################################################################



##################################################
###   Local and Program Mailer specification   ###
##################################################

#####  @(#)local.m4     8.30 (Berkeley) 6/30/1998  #####

Mlocal,         P=/usr/sbin/sensible-mda, F=lsDFMAw5:/|@qhnu90, S=10/30, 
R=20/40,
                T=DNS/RFC822/X-Unix,
                A=sensible-mda $g $u ${client_addr}
Mprog,          P=/bin/sh, F=lsDFMoqu90, S=10/30, R=20/40, D=$z:/,
                T=X-Unix,
                A=sh -c $u

#
#  Envelope sender rewriting
#
S10
R<@>                    $n                      errors to mailer-daemon
R@ <@ $*>               $n                      temporarily bypass Sun bogosity
R$+                     $: $>50 $1              add local domain if needed
R$*                     $: $>94 $1              do masquerading

#
#  Envelope recipient rewriting
#
S20
R$+ < @ $* >            $: $1                   strip host part

#
#  Header sender rewriting
#
S30
R<@>                    $n                      errors to mailer-daemon
R@ <@ $*>               $n                      temporarily bypass Sun bogosity
R$+                     $: $>50 $1              add local domain if needed
R$*                     $: $>93 $1              do masquerading

#
#  Header recipient rewriting
#
S40
R$+                     $: $>50 $1              add local domain if needed

#
#  Common code to add local domain name (only if always-add-domain)
#
S50

#####################################
###   SMTP Mailer specification   ###
#####################################

#####  @(#)smtp.m4      8.38 (Berkeley) 5/19/1998  #####

Msmtp,          P=[IPC], F=mDFMuX, S=11/31, R=21, E=\r\n, L=990,
                T=DNS/RFC822/SMTP,
                A=IPC $h
Mesmtp,         P=[IPC], F=mDFMuXa, S=11/31, R=21, E=\r\n, L=990,
                T=DNS/RFC822/SMTP,
                A=IPC $h
Msmtp8,         P=[IPC], F=mDFMuX8, S=11/31, R=21, E=\r\n, L=990,
                T=DNS/RFC822/SMTP,
                A=IPC $h
Mrelay,         P=[IPC], F=mDFMuXa8, S=11/31, R=61, E=\r\n, L=2040,
                T=DNS/RFC822/SMTP,
                A=IPC $h

#
#  envelope sender rewriting
#
S11
R$+                     $: $>51 $1                      sender/recipient common
R$* :; <@>              $@                              list:; special case
R$*                     $: $>61 $1                      qualify unqual'ed names
R$+                     $: $>94 $1                      do masquerading


#
#  envelope recipient rewriting --
#  also header recipient if not masquerading recipients
#
S21
R$+                     $: $>51 $1                      sender/recipient common
R$+                     $: $>61 $1                      qualify unqual'ed names


#
#  header sender and masquerading header recipient rewriting
#
S31
R$+                     $: $>51 $1                      sender/recipient common
R:; <@>                 $@                              list:; special case

# do special header rewriting
R$* <@> $*              $@ $1 <@> $2                    pass null host through
R< @ $* > $*            $@ < @ $1 > $2                  pass route-addr through
R$*                     $: $>61 $1                      qualify unqual'ed names
R$+                     $: $>93 $1                      do masquerading


#
#  convert pseudo-domain addresses to real domain addresses
#
S51

# pass <route-addr>s through
R< @ $+ > $*            $@ < @ $1 > $2                  resolve <route-addr>

# output fake domains as [EMAIL PROTECTED]


#
#  common sender and masquerading recipient rewriting
#
S61

R$* < @ $* > $*         $@ $1 < @ $2 > $3               already fully qualified
R$+                     $@ $1 < @ *LOCAL* >             add local qualification


#
#  relay mailer header masquerading recipient rewriting
#
S71

R$+                     $: $>61 $1
R$+                     $: $>93 $1

Antwort per Email an