diff options
Diffstat (limited to 'includes/getid3/module.misc.exe.php')
| -rw-r--r-- | includes/getid3/module.misc.exe.php | 64 |
1 files changed, 64 insertions, 0 deletions
diff --git a/includes/getid3/module.misc.exe.php b/includes/getid3/module.misc.exe.php new file mode 100644 index 0000000..9064fed --- /dev/null +++ b/includes/getid3/module.misc.exe.php @@ -0,0 +1,64 @@ +<?php + +///////////////////////////////////////////////////////////////// +/// getID3() by James Heinrich <info@getid3.org> // +// available at https://github.com/JamesHeinrich/getID3 // +// or https://www.getid3.org // +// or http://getid3.sourceforge.net // +// see readme.txt for more details // +///////////////////////////////////////////////////////////////// +// // +// module.misc.exe.php // +// module for analyzing EXE files // +// dependencies: NONE // +// /// +///////////////////////////////////////////////////////////////// + +if (!defined('GETID3_INCLUDEPATH')) { // prevent path-exposing attacks that access modules directly on public webservers + exit; +} + +class getid3_exe extends getid3_handler +{ + /** + * @return bool + */ + public function Analyze() { + $info = &$this->getid3->info; + + $this->fseek($info['avdataoffset']); + $EXEheader = $this->fread(28); + + $magic = 'MZ'; + if (substr($EXEheader, 0, 2) != $magic) { + $this->error('Expecting "'.getid3_lib::PrintHexBytes($magic).'" at offset '.$info['avdataoffset'].', found "'.getid3_lib::PrintHexBytes(substr($EXEheader, 0, 2)).'"'); + return false; + } + + $info['fileformat'] = 'exe'; + $info['exe']['mz']['magic'] = 'MZ'; + + $info['exe']['mz']['raw']['last_page_size'] = getid3_lib::LittleEndian2Int(substr($EXEheader, 2, 2)); + $info['exe']['mz']['raw']['page_count'] = getid3_lib::LittleEndian2Int(substr($EXEheader, 4, 2)); + $info['exe']['mz']['raw']['relocation_count'] = getid3_lib::LittleEndian2Int(substr($EXEheader, 6, 2)); + $info['exe']['mz']['raw']['header_paragraphs'] = getid3_lib::LittleEndian2Int(substr($EXEheader, 8, 2)); + $info['exe']['mz']['raw']['min_memory_paragraphs'] = getid3_lib::LittleEndian2Int(substr($EXEheader, 10, 2)); + $info['exe']['mz']['raw']['max_memory_paragraphs'] = getid3_lib::LittleEndian2Int(substr($EXEheader, 12, 2)); + $info['exe']['mz']['raw']['initial_ss'] = getid3_lib::LittleEndian2Int(substr($EXEheader, 14, 2)); + $info['exe']['mz']['raw']['initial_sp'] = getid3_lib::LittleEndian2Int(substr($EXEheader, 16, 2)); + $info['exe']['mz']['raw']['checksum'] = getid3_lib::LittleEndian2Int(substr($EXEheader, 18, 2)); + $info['exe']['mz']['raw']['cs_ip'] = getid3_lib::LittleEndian2Int(substr($EXEheader, 20, 4)); + $info['exe']['mz']['raw']['relocation_table_offset'] = getid3_lib::LittleEndian2Int(substr($EXEheader, 24, 2)); + $info['exe']['mz']['raw']['overlay_number'] = getid3_lib::LittleEndian2Int(substr($EXEheader, 26, 2)); + + $info['exe']['mz']['byte_size'] = (($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; + + $this->error('EXE parsing not enabled in this version of getID3() ['.$this->getid3->version().']'); + return false; + + } + +} |