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#! /usr/bin/perl

# lst2xml: Transform old (pci.lst) Discover data to new XML-based format

# AUTHORS: Eric Gillespie <epg@progeny.com>
#          John R. Daily <jdaily@progeny.com>
#          Josh Bressers <bress@progeny.com>
#
# Copyright 2002 Progeny Linux Systems, Inc.
# Copyright 2002 Hewlett-Packard Company
#
# Permission is hereby granted, free of charge, to any person obtaining a
# copy of this software and associated documentation files (the "Software"),
# to deal in the Software without restriction, including without limitation
# the rights to use, copy, modify, merge, publish, distribute, sublicense,
# and/or sell copies of the Software, and to permit persons to whom the
# Software is furnished to do so, subject to the following conditions:
#
# The above copyright notice and this permission notice shall be included in
# all copies or substantial portions of the Software.
#
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
# THE COPYRIGHT HOLDER(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
# FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
# DEALINGS IN THE SOFTWARE.

# $Progeny$

use strict;
use warnings;

my %CLASSES = (
        'isdn'=>'isdn',
        'bridge'=>'bridge',
        'ethernet'=>'network',
        'unknown'=>'unknown',
        'video'=>'video',
        'ide'=>'ide',
        'scsi'=>'scsi',
        'usb'=>'usb',
        'sound'=>'sound',
        'modem'=>'modem',
        'tvcard'=>'multimedia',
        'joystick'=>'gameport',
        'scanner'=>'scanner',
        'printer'=>'printer',
        'webcam'=>'webcam',
        'floppy'=>'floppy',
        'mouse'=>0       # We don't care about this in Discover
        );

my %PCI_CLASSES = (
        'isdn'=>'0204',
        'bridge'=>'0600',
        'network'=>'0200',
        'unknown'=>'0000',
        'video'=>'0300',
        'ide'=>'0101',
        'scsi'=>'0100',
        'usb'=>'0c03',
        'sound'=>'0401',
        'modem'=>'0703',
        'multimedia'=>'0400', # Used to be 'tvcard'
        'gameport'=>'0904' # Used to be 'joystick'
        );

my %PCMCIA_CLASSES = (
        'isdn'=>'isdn',
        'bridge'=>'bridge',
        'network'=>'network',
        'unknown'=>'unknown',
        'video'=>'video',
        'sound'=>'sound',
        'modem'=>'modem',
        'multimedia'=>'multimedia',
        'gameport'=>'gameport'
        );

my %USB_CLASSES = (
        'unknown'=>'0000',
        'scanner'=>'ffff', # XXX ???
        'printer'=>'0101',
        'isdn'=>'1030',
        'webcam'=>'ff00',
        'network'=>'0206',
        'modem'=>'0202',
        'gameport'=>'0300',
        'floppy'=>'0804'
        );

my %REMAP_CLASSES = (
        'isdn'=>'broadband',
        'bridge'=>'bridge',
        'ethernet'=>'network',
        'unknown'=>'miscellaneous',
        'video'=>'display',
        'ide'=>'bridge',
        'scsi'=>'bridge',
        'usb'=>'bridge',
        'sound'=>'audio',
        'modem'=>'modem',
        'multimedia'=>'video',
        'tvcard'=>'video',
        'joystick'=>'bridge',
        'gameport'=>'bridge',
        'scanner'=>'imaging',
        'printer'=>'printer',
        'webcam'=>'video',
        'floppy'=>'removabledisk',
        'network'=>'network'
        );

sub encode_non_ascii {
    my ($value) = @_;
    my ($i, $newval, @chars);

    @chars = unpack('C*', $value);

    for($i = 0; $i < @chars; $i++) {
        if ($chars[$i] > 127) {
            $newval = sprintf("&#x%X;", $chars[$i]);

            if ($i == 0) {
                $value = $newval . substr($value, 1);
            } elsif ($i == @chars - 1) {
                $value = substr($value, 0, $i) . $newval;
            } else {
                $value = substr($value, 0, $i) . $newval .
                    substr($value, $i+1);
            }
        }
    }
    return $value;
}

sub make_busclass {
    my $bus = shift;
    my $bus_upper = shift;
    my $id;
    my $class;
    my $try;
    my @keys;

    if (not open(BUSCLASSFOO, ">${bus}-busclass.xml")) {
        die("Could not open ${bus}-busclass.xml\n");
    }

    print(BUSCLASSFOO <<EOF);
<?xml version='1.0' encoding='UTF-8'?>

<busclass_list bus="$bus">
EOF

    $try  = '@keys = keys(%';
    $try .= $bus_upper;
    $try .= '_CLASSES);';
    eval $try;

    foreach $class (@keys) {
        $try  = '$id = $';      # 'cperl-mode is sub-optimal
            $try .= $bus_upper;
        $try .= '_CLASSES{$class};';
        eval $try;

        print(BUSCLASSFOO "  <busclass id=\"" . $id .
                "\" name=\'$REMAP_CLASSES{$class}\'/>\n");
    }

    print(BUSCLASSFOO "</busclass_list>\n");

    close(BUSCLASSFOO);
}

unless (@ARGV) {
    die "Need valid file as first argument\n";
}

MAIN: {
    my @data;
    my $busclass;
    my $bus;
    my $bus_upper;
    my $class;
    my $new_class;
    my $class_name;
    my $filename;
    my $interface_type;
    my $model_id;
    my $module;
    my $serverbin;
    my $text;
    my $try;
    my $vendor;
    my $vendor_id;

    foreach $filename (@ARGV) {
        if (not -e $filename) {
            die "Need valid file as first argument\n";
        }

        if (not $filename =~ /\/?(\w+)\.lst/) {
            die "Need file with name <foo>.lst, where <foo> is a type "
                . "of hardware\n";
        }

        $bus = $1;
        $bus_upper = $1;
        $bus_upper =~ tr/a-z/A-Z/;

        make_busclass($bus, $bus_upper);

        if (not open(VENDORS, ">${bus}-vendor.xml")) {
            die "Must be able to open ${bus}-vendor.xml "
                . "for writing\n";
        }

        if (not open(HARDWARE, ">${bus}-device.xml")) {
            die "Must be able to open ${bus}-device.xml "
                . "for writing\n";
        }

        if (not open(LST, $filename)) {
            die "Must be able to open $filename for reading\n";
        }

        print HARDWARE <<EOF;
<?xml version='1.0' encoding='UTF-8'?>
<device_list bus='$bus'>
EOF

        print VENDORS <<EOF;
<?xml version='1.0' encoding='UTF-8'?>
<vendor_list bus='$bus'>
EOF

        while(<LST>) {
            $class = $model_id = $vendor_id = $class_name = $module =
                $text = $serverbin = '';

            s/&/&amp;/g;
            s/</&lt;/g;
            s/>/&gt;/g;
            s/"/&quot;/g;
            s/'/&apos;/g;

#"cperl-mode is suboptimal

            $_ = encode_non_ascii($_);

            if (/^(\w+) (.*)$/) {
                $vendor_id = $1;
                $vendor = $2;

                print(VENDORS "  <vendor id=\'$vendor_id\' name=\'$vendor\'/>\n");
            } elsif (/^\s+\w/) {
                s/^\s+//;
                s/\s+$//;
                @data = split(/\t+/);
                if (@data != 4) {
                    print(STDERR "Error: Wrong number of fields in $_\n");
                    next;
                }
                $model_id = $data[0];
                $class_name = $data[1];
                $module = $data[2];
                $text = $data[3];

                if ($class_name eq 'pmc') {
                    next;
                }

                $new_class = $CLASSES{$class_name};
                if (not defined($new_class)) {
                    die("Couldn't find $class_name in CLASSES\n");
                }

                if (not $new_class) {
# A device we don't care about, such as mice
                    next;
                }

                $try  = '$busclass = $'; # 'cperl-mode is sub-optimal
                    $try .= $bus_upper;
                $try .= '_CLASSES{$new_class};';
                eval $try;

                if (not defined($busclass)) {
                    die("Couldn't find $new_class " .
                        "in ${bus_upper}_CLASSES\n");
                }

                $vendor_id = substr($model_id, 0, 4);
                $model_id = substr($model_id, 4);

                if ($module =~ /:/) {
                    @data = split(/:/, $module);
                    $interface_type = "xfree86";
                    $module = $data[1];

                    if ($module =~ /(.*)\((.*)\)/) {
                        $module = $2;
                        $serverbin = $1;
                    } else {
                        $serverbin = $module;
                        $module = '';
                    }
                } elsif ($module eq 'unknown' || $module eq 'ignore') {
                    $interface_type = "";
                } else {
                    $interface_type = "linux";
                }

                print HARDWARE <<EOF;
  <device model='$model_id' vendor='$vendor_id' model_name='$text'>
EOF
                if ($interface_type) {
                    print HARDWARE <<EOF;
    <data class='$interface_type'>
EOF
                }

                if ($interface_type eq 'linux') {
                    print HARDWARE <<EOF;
      <data class='module'>
        <data class='name'>$module</data>
      </data>
EOF
                } elsif ($interface_type eq 'xfree86') {
                    if ($serverbin eq 'XFree86')  {
                        print HARDWARE <<EOF;
      <data version='[4, inf)' class='server'>
        <data class='name'>$serverbin</data>
        <data class='device'>
          <data class='driver'>$module</data>
        </data>
      </data>
EOF
                    } else {
                        print HARDWARE <<EOF;
      <data class='server' version="[3, 4)">
        <data class='name'>$serverbin</data>
      </data>
EOF
                    }
                }

                if ($interface_type) {
                    print HARDWARE <<EOF;
    </data>
EOF
                }
                print HARDWARE <<EOF;
  </device>
EOF

            }
        }

        print HARDWARE "</device_list>\n";
        print VENDORS "</vendor_list>\n";

        close(LST);
        close(HARDWARE);
        close(VENDORS);
    }
}

# vim:set ai et sts=4 sw=4: