#!/bin/sh

# f-protwrapper --	invoke F-Secure AV for use with
# 			mailscanner
#
# nwp, 14/12/01
#
#   MailScanner - SMTP E-Mail Virus Scanner
#   Copyright (C) 2001  Julian Field
#
#   $Id: f-prot-wrapper 1805 2003-08-09 11:04:02Z jkf $
#
#   This program is free software; you can redistribute it and/or modify
#   it under the terms of the GNU General Public License as published by
#   the Free Software Foundation; either version 2 of the License, or
#   (at your option) any later version.
#
#   This program is distributed in the hope that it will be useful,
#   but WITHOUT ANY WARRANTY; without even the implied warranty of
#   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
#   GNU General Public License for more details.
#
#   You should have received a copy of the GNU General Public License
#   along with this program; if not, write to the Free Software
#   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
#
#   The author, Julian Field, can be contacted by email at
#      Jules@JulianField.net
#   or by paper mail at
#      Julian Field
#      Dept of Electronics & Computer Science
#      University of Southampton
#      Southampton
#      SO17 1BJ
#      United Kingdom
#
#


# You may want to check this script for bash-isms

PackageDir=$1		# This may vary depending on your OS
shift
Scanner=f-prot
RamDisk=yes # Set this to yes if you are running in ramdisk or tmpfs

# f-prot (in the copy I have at least) is
# statically linked.
#
#LD_LIBRARY_PATH=$PackageDir
#export LD_LIBRARY_PATH

# I'm only listing ones which we may find useful...
#
# The *required* options are passed to us by mailscanner.
# currently these are "-old -auto -dumb -archive" (2/1/02) -- nwp
#
ScanOptions=""
#ScanOptions="$ScanOptions -old"		# don't complain about old sigs
#ScanOptions="$ScanOptions -archive"		# scan archives
#ScanOptions="$ScanOptions -dumb"		# don't try to be smart about file types
#ScanOptions="$ScanOptions -auto"		# no prompts

#ScanOptions="$ScanOptions -ai"			# use neural network
#ScanOptions="$ScanOptions -noheur"		# no heuristics
#ScanOptions="$ScanOptions -saferemove"		# remove all macros from docs when known virus found
#ScanOptions="$ScanOptions -removeall"		# remove all macros from all docs
#ScanOptions="$ScanOptions -removenew"		# remove all macros from infected docs
# No, I don't know what the difference between removenew and saferemove is.
# maybe it has something to do with how the virus was detected (heuristics/
# signatures)?

if [ "x$1" = "x-IsItInstalled" ]; then
  [ -x ${PackageDir}/$Scanner ] && exit 0
  exit 1
fi

if [ "x$RamDisk" = "xyes" ]; then
  # On a ramdisk, so have to list all files on command line to the scanner.
  # Directory to use as base dir is last argument on command line, so pull
  # all previous command line args off into ScanOptions.
  while [ $# -gt 1 ];
  do
    ScanOptions="$ScanOptions $1"
    shift
  done
  ScanDir=$1
  shift
  find $ScanDir -type f -print0 | xargs -0 ${PackageDir}/$Scanner $ScanOptions
  exit 0
else
  exec ${PackageDir}/$Scanner $ScanOptions "$@" $ScanMe
fi