header body footer ------------ --------- ------ id body_size size path crc32 #### #!/usr/bin/perl use strict; use warnings; my $mem = pack('H*', '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my $section, $mem) = unpack('Z* a*', $mem); print("$section\n"); print( ( "-" x length($section) ), "\n"); while (length($mem)) { (my $id, my $body, my $crc, $mem) = unpack('n n/a N a*', $mem); my ($size, $path) = unpack('N a*', $body); # Check CRC here. print("Load ID : $id\n"); print("Load Size : $size\n"); print("Load Path : $path\n"); print("\n"); } #### TBL --- Load ID : 16640 Load Size : 2989 Load Path : /bin/test20.dfl Load ID : 16896 Load Size : 4 Load Path : /bin/test01.dfl Load ID : 17152 Load Size : 4 Load Path : /bin/test02.dfl ...