<?php
/////////////////////////////////////////////////////////////////
/// getID3() by James Heinrich <info@getid3.org>               //
//  available at http://getid3.sourceforge.net                 //
//            or http://www.getid3.org                         //
//          also https://github.com/JamesHeinrich/getID3       //
/////////////////////////////////////////////////////////////////
// See readme.txt for more details                             //
/////////////////////////////////////////////////////////////////
//                                                             //
// module.misc.exe.php                                         //
// module for analyzing EXE files                              //
// dependencies: NONE                                          //
//                                                            ///
/////////////////////////////////////////////////////////////////


class getid3_exe extends getid3_handler
{

    public function 
Analyze() {
        
$info = &$this->getid3->info;

        
$this->fseek($info['avdataoffset']);
        
$EXEheader $this->fread(28);

        
$magic 'MZ';
        if (
substr($EXEheader02) != $magic) {
            
$info['error'][] = 'Expecting "'.getid3_lib::PrintHexBytes($magic).'" at offset '.$info['avdataoffset'].', found "'.getid3_lib::PrintHexBytes(substr($EXEheader02)).'"';
            return 
false;
        }

        
$info['fileformat'] = 'exe';
        
$info['exe']['mz']['magic'] = 'MZ';

        
$info['exe']['mz']['raw']['last_page_size']          = getid3_lib::LittleEndian2Int(substr($EXEheader,  22));
        
$info['exe']['mz']['raw']['page_count']              = getid3_lib::LittleEndian2Int(substr($EXEheader,  42));
        
$info['exe']['mz']['raw']['relocation_count']        = getid3_lib::LittleEndian2Int(substr($EXEheader,  62));
        
$info['exe']['mz']['raw']['header_paragraphs']       = getid3_lib::LittleEndian2Int(substr($EXEheader,  82));
        
$info['exe']['mz']['raw']['min_memory_paragraphs']   = getid3_lib::LittleEndian2Int(substr($EXEheader102));
        
$info['exe']['mz']['raw']['max_memory_paragraphs']   = getid3_lib::LittleEndian2Int(substr($EXEheader122));
        
$info['exe']['mz']['raw']['initial_ss']              = getid3_lib::LittleEndian2Int(substr($EXEheader142));
        
$info['exe']['mz']['raw']['initial_sp']              = getid3_lib::LittleEndian2Int(substr($EXEheader162));
        
$info['exe']['mz']['raw']['checksum']                = getid3_lib::LittleEndian2Int(substr($EXEheader182));
        
$info['exe']['mz']['raw']['cs_ip']                   = getid3_lib::LittleEndian2Int(substr($EXEheader204));
        
$info['exe']['mz']['raw']['relocation_table_offset'] = getid3_lib::LittleEndian2Int(substr($EXEheader242));
        
$info['exe']['mz']['raw']['overlay_number']          = getid3_lib::LittleEndian2Int(substr($EXEheader262));

        
$info['exe']['mz']['byte_size']          = (($info['exe']['mz']['raw']['page_count'] - 1)) * 512 $info['exe']['mz']['raw']['last_page_size'];
        
$info['exe']['mz']['header_size']        = $info['exe']['mz']['raw']['header_paragraphs'] * 16;
        
$info['exe']['mz']['memory_minimum']     = $info['exe']['mz']['raw']['min_memory_paragraphs'] * 16;
        
$info['exe']['mz']['memory_recommended'] = $info['exe']['mz']['raw']['max_memory_paragraphs'] * 16;

$info['error'][] = 'EXE parsing not enabled in this version of getID3() ['.$this->getid3->version().']';
return 
false;

    }

}