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|
#!/usr/bin/perl
use strict;
use File::Find;
use Digest::MD5 qw(md5 md5_hex);
my @search = @ARGV;
if( !@search ) {
@search = (
glob("libs/*"),
glob("applications/*"),
glob("i18n/*"),
glob("modules/*")
);
}
sub depth {
my $p = shift;
my $d = 0;
$d++ while( $p =~ m{/}g );
return $d;
};
my @index;
my $offset = 0;
#
# Build File Members
#
find( sub {
# Skip non-files
( -f $_ ) || return;
# Skip stuff not in /luasrc/
( $File::Find::name =~ m{/luasrc/} ) || return;
# Skip .svn foo
( $File::Find::name !~ m{/\.svn\b} ) || return;
# Exclude luci-statistics and lucittpd for now
( $File::Find::name !~ m{/luci-statistics/} && $File::Find::name !~ m{/lucittpd/} ) || return;
my $file = $File::Find::name;
$file =~ s{^.+/luasrc/}{luci/};
my $command = ( $File::Find::name =~ m{\.lua\z} && $ENV{LUAC} )
? "$ENV{LUAC} -o - $_ |" : "< $_";
if( open F, $command )
{
warn sprintf "Member at 0x%08X: %s\n", $offset, $file;
push @index, [ ];
my $size = 0;
my $pad = 0;
$index[-1][0] = $offset;
while( read F, my $buffer, 4096 ) {
$size += length $buffer;
print $buffer;
}
if( $size % 4 ) {
$pad = ( 4 - ( $size % 4 ) );
}
print "\0" x $pad;
$index[-1][1] = $size;
$index[-1][2] = md5($file);
$index[-1][3] = 0x0000;
$index[-1][4] = $file;
$offset += $size + $pad;
close F;
}
}, @search );
#
# Build File List Member
#
my $filelist = join("\0", map $_->[4], @index) . "\0";
my $listsize = length $filelist;
push @index, [ $offset, $listsize, "", 0xFFFF, undef ];
warn sprintf "Filelist at 0x%08X, length 0x%08X\n", $offset, $listsize;
print $filelist;
$offset += $listsize;
if( $listsize % 4 )
{
$offset += ( 4 - ($listsize % 4) );
print "\0" x ( 4 - ($listsize % 4) );
}
my $count = 1;
foreach my $file ( @index )
{
warn sprintf "Index[%4d]: 0x%08X 0x%08X 0x%04X 0x%04X %32s\n",
$count++, $file->[0], $file->[1], $file->[3], 0x0000,
$file->[4] ? md5_hex($file->[4]) : "0" x 32
;
print pack "NNnna16", $file->[0], $file->[1], $file->[3], 0x0000, $file->[2];
}
warn sprintf "Index at 0x%08X, length 0x%08X\n", $offset, @index * 28;
print pack "N", $offset;
|
