mdap/bin/fw-info.pl

#!/usr/bin/perl -w

# fw-info.pl
#
# 04/22/07 16:33:13 CEST Dobrica Pavlinusic <dpavlin@rot13.org>

use strict;
use Data::Dump qw/dump/;
use File::Find;

my $debug = 0;

my @images = @ARGV;
push @images, '/srv/tftp/BANT-R' unless @images;

my $magic = 'BLI223Q';

sub get_from {
        my ($fh,$seek,$len) = @_;
        my $b;
        seek($fh, $seek, 0) || die "can't seek to $seek: $!";
        read($fh, $b, $len) || die "can't read $len bytes: $!";
        return $b;
}

sub firmware {
        my $path = shift;
        open(my $fh, $path) || die "Can't open $path: $!";
        my $b;
        read($fh, $b, length($magic));
        if ($b ne $magic) {
                warn "# $path not a firmware image\n";
                return;
        }
        my $version     = get_from($fh, 32, 4);
        my $board       = get_from($fh, 0x136, 6);
        my $name        = get_from($fh, 0x144, 15);
        chomp($name);
        $version = join('.',unpack('CCCC', $version));
        printf("%-8s %6s %s\t%s\n", $version, $board, $name, $path);
}

for my $path ( @images ) {
        warn "# ? $path\n" if $debug;
        if ( -d $path ) {
                find( sub {
                        my $path = $File::Find::name;
                        warn "# ?? $path\n" if $debug;
                        firmware( $path ) if -f $path;
                }, $path );
        } elsif ( -f $path ) {
                firmware( $path );
        } else {
                warn "# unknown: $path\n";
        }
}
1	#!/usr/bin/perl -w
2
3	# fw-info.pl
4	#
5	# 04/22/07 16:33:13 CEST Dobrica Pavlinusic <dpavlin@rot13.org>
6
7	use strict;
8	use Data::Dump qw/dump/;
9	use File::Find;
10
11	my $debug = 0;
12
13	my @images = @ARGV;
14	push @images, '/srv/tftp/BANT-R' unless @images;
15
16	my $magic = 'BLI223Q';
17
18	sub get_from {
19	my ($fh,$seek,$len) = @_;
20	my $b;
21	seek($fh, $seek, 0) \|\| die "can't seek to $seek: $!";
22	read($fh, $b, $len) \|\| die "can't read $len bytes: $!";
23	return $b;
24	}
25
26	sub firmware {
27	my $path = shift;
28	open(my $fh, $path) \|\| die "Can't open $path: $!";
29	my $b;
30	read($fh, $b, length($magic));
31	if ($b ne $magic) {
32	warn "# $path not a firmware image\n";
33	return;
34	}
35	my $version = get_from($fh, 32, 4);
36	my $board = get_from($fh, 0x136, 6);
37	my $name = get_from($fh, 0x144, 15);
38	chomp($name);
39	$version = join('.',unpack('CCCC', $version));
40	printf("%-8s %6s %s\t%s\n", $version, $board, $name, $path);
41	}
42
43	for my $path ( @images ) {
44	warn "# ? $path\n" if $debug;
45	if ( -d $path ) {
46	find( sub {
47	my $path = $File::Find::name;
48	warn "# ?? $path\n" if $debug;
49	firmware( $path ) if -f $path;
50	}, $path );
51	} elsif ( -f $path ) {
52	firmware( $path );
53	} else {
54	warn "# unknown: $path\n";
55	}
56	}