Andes Firmware Image layout as seen in MT76 Wifi Chipsets: PHP parsing library

Firmware image found with MediaTek MT76xx wifi chipsets.

Application

Firmware Image wifi chipset

KS implementation details

License: CC0-1.0

This page hosts a formal specification of Andes Firmware Image layout as seen in MT76 Wifi Chipsets using Kaitai Struct. This specification can be automatically translated into a variety of programming languages to get a parsing library.

PHP source code to parse Andes Firmware Image layout as seen in MT76 Wifi Chipsets

AndesFirmware.php

<?php
// This is a generated file! Please edit source .ksy file and use kaitai-struct-compiler to rebuild

/**
 * Firmware image found with MediaTek MT76xx wifi chipsets.
 */

class AndesFirmware extends \Kaitai\Struct\Struct {
    public function __construct(\Kaitai\Struct\Stream $_io, \Kaitai\Struct\Struct $_parent = null, \AndesFirmware $_root = null) {
        parent::__construct($_io, $_parent, $_root);
        $this->_read();
    }

    private function _read() {
        $this->_m__raw_imageHeader = $this->_io->readBytes(32);
        $io = new \Kaitai\Struct\Stream($this->_m__raw_imageHeader);
        $this->_m_imageHeader = new \AndesFirmware\ImageHeader($io, $this, $this->_root);
        $this->_m_ilm = $this->_io->readBytes($this->imageHeader()->ilmLen());
        $this->_m_dlm = $this->_io->readBytes($this->imageHeader()->dlmLen());
    }
    protected $_m_imageHeader;
    protected $_m_ilm;
    protected $_m_dlm;
    protected $_m__raw_imageHeader;
    public function imageHeader() { return $this->_m_imageHeader; }
    public function ilm() { return $this->_m_ilm; }
    public function dlm() { return $this->_m_dlm; }
    public function _raw_imageHeader() { return $this->_m__raw_imageHeader; }
}

namespace \AndesFirmware;

class ImageHeader extends \Kaitai\Struct\Struct {
    public function __construct(\Kaitai\Struct\Stream $_io, \AndesFirmware $_parent = null, \AndesFirmware $_root = null) {
        parent::__construct($_io, $_parent, $_root);
        $this->_read();
    }

    private function _read() {
        $this->_m_ilmLen = $this->_io->readU4le();
        $this->_m_dlmLen = $this->_io->readU4le();
        $this->_m_fwVer = $this->_io->readU2le();
        $this->_m_buildVer = $this->_io->readU2le();
        $this->_m_extra = $this->_io->readU4le();
        $this->_m_buildTime = \Kaitai\Struct\Stream::bytesToStr($this->_io->readBytes(16), "UTF-8");
    }
    protected $_m_ilmLen;
    protected $_m_dlmLen;
    protected $_m_fwVer;
    protected $_m_buildVer;
    protected $_m_extra;
    protected $_m_buildTime;
    public function ilmLen() { return $this->_m_ilmLen; }
    public function dlmLen() { return $this->_m_dlmLen; }
    public function fwVer() { return $this->_m_fwVer; }
    public function buildVer() { return $this->_m_buildVer; }
    public function extra() { return $this->_m_extra; }
    public function buildTime() { return $this->_m_buildTime; }
}