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https://github.com/jhermsmeier/node-apple-partition-map

Apple Partition Map (APM)
https://github.com/jhermsmeier/node-apple-partition-map

apm apple disk disk-format partition partition-table

Last synced: about 2 months ago
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Apple Partition Map (APM)

Host: GitHub
URL: https://github.com/jhermsmeier/node-apple-partition-map
Owner: jhermsmeier
License: mit
Created: 2017-02-17T13:05:00.000Z (almost 8 years ago)
Default Branch: master
Last Pushed: 2018-02-23T12:58:51.000Z (almost 7 years ago)
Last Synced: 2024-09-29T09:23:36.958Z (3 months ago)
Topics: apm, apple, disk, disk-format, partition, partition-table
Language: JavaScript
Homepage:
Size: 32.2 KB
Stars: 5
Watchers: 2
Forks: 1
Open Issues: 1
Metadata Files:
- Readme: README.md
- License: LICENSE.md

Awesome Lists containing this project

README

        # Apple Partion Map (APM)

[![npm](https://img.shields.io/npm/v/apple-partition-map.svg?style=flat-square)](https://npmjs.com/package/apple-partition-map)

[![npm license](https://img.shields.io/npm/l/apple-partition-map.svg?style=flat-square)](https://npmjs.com/package/apple-partition-map)

[![npm downloads](https://img.shields.io/npm/dm/apple-partition-map.svg?style=flat-square)](https://npmjs.com/package/apple-partition-map)

[![build status](https://img.shields.io/travis/jhermsmeier/node-apple-partition-map.svg?style=flat-square)](https://travis-ci.org/jhermsmeier/node-apple-partition-map)

## Install via [npm](https://npmjs.com)

```sh

$ npm install --save apple-partition-map

```

## Index

- [Related Modules](#related-modules)

- [Usage](#usage)

- [References](#references)

## Related Modules

- [mbr](https://github.com/jhermsmeier/node-mbr) – Parse / construct Master Boot Records

- [gpt](https://github.com/jhermsmeier/node-gpt) – Parse / construct GUID partition tables

- [disk](https://github.com/jhermsmeier/node-disk) – ...

- [blockdevice](https://github.com/jhermsmeier/node-blockdevice) – Read from / write to block devices

- [udif](https://github.com/jhermsmeier/node-udif) – Apple Universal Disk Image Format (UDIF/DMG)

## Usage

```js

var APM = require( 'apple-partition-map' )

```

```js

var apm = APM.parse( buffer )

```

```js

APM {

  driverMap: DriverDescriptorMap {

    signature: 17746,

    blockSize: 512,

    blockCount: 62333952,

    deviceType: 0,

    deviceId: 0,

    driverData: 0,

    driverCount: 0,

    drivers: [

      { block: 0, size: 0, type: 0 },

      { block: 0, size: 0, type: 0 },

      { block: 0, size: 0, type: 0 },

      { block: 0, size: 0, type: 0 },

      { block: 0, size: 0, type: 0 },

      { block: 0, size: 0, type: 0 },

      { block: 0, size: 0, type: 0 },

      { block: 0, size: 0, type: 0 }

    ],

    reserved: 

  },

  partitions: [

    Partition {

      signature: 20557,

      reserved1: 0,

      mapEntries: 6,

      pBlockStart: 1,

      pBlockCount: 63,

      name: 'Apple',

      type: 'Apple_partition_map',

      lBlockStart: 0,

      lBlockCount: 63,

      flags: 3,

      bootBlock: 0,

      bootBytes: 0,

      loadAddress: 0,

      loadAddress2: 0,

      gotoAddress: 0,

      gotoAddress2: 0,

      checksum: 0,

      cpuId: 0,

      reserved2: null,

      reserved3: null

    },

    Partition {

      signature: 20557,

      reserved1: 0,

      mapEntries: 6,

      pBlockStart: 64,

      pBlockCount: 262144,

      name: '',

      type: 'Apple_Free',

      lBlockStart: 0,

      lBlockCount: 0,

      flags: 0,

      bootBlock: 0,

      bootBytes: 0,

      loadAddress: 0,

      loadAddress2: 0,

      gotoAddress: 0,

      gotoAddress2: 0,

      checksum: 0,

      cpuId: 0,

      reserved2: null,

      reserved3: null

    },

    Partition {

      signature: 20557,

      reserved1: 0,

      mapEntries: 6,

      pBlockStart: 262208,

      pBlockCount: 19550904,

      name: '',

      type: 'Apple_HFS',

      lBlockStart: 0,

      lBlockCount: 19550904,

      flags: 1073741875,

      bootBlock: 0,

      bootBytes: 0,

      loadAddress: 0,

      loadAddress2: 0,

      gotoAddress: 0,

      gotoAddress2: 0,

      checksum: 0,

      cpuId: 0,

      reserved2: null,

      reserved3: null

    },

    Partition {

      signature: 20557,

      reserved1: 0,

      mapEntries: 6,

      pBlockStart: 19813112,

      pBlockCount: 32745368,

      name: '',

      type: 'Apple_HFSX',

      lBlockStart: 0,

      lBlockCount: 32745368,

      flags: 1073741875,

      bootBlock: 0,

      bootBytes: 0,

      loadAddress: 0,

      loadAddress2: 0,

      gotoAddress: 0,

      gotoAddress2: 0,

      checksum: 0,

      cpuId: 0,

      reserved2: null,

      reserved3: null

    },

    Partition {

      signature: 20557,

      reserved1: 0,

      mapEntries: 6,

      pBlockStart: 52558480,

      pBlockCount: 262144,

      name: 'Booter',

      type: 'DOS_FAT_32',

      lBlockStart: 0,

      lBlockCount: 262144,

      flags: 3221225523,

      bootBlock: 0,

      bootBytes: 0,

      loadAddress: 0,

      loadAddress2: 0,

      gotoAddress: 0,

      gotoAddress2: 0,

      checksum: 1131887160,

      cpuId: 0,

      reserved2: null,

      reserved3: null

    },

    Partition {

      signature: 20557,

      reserved1: 0,

      mapEntries: 6,

      pBlockStart: 52820624,

      pBlockCount: 9513328,

      name: '',

      type: 'Windows_NTFS',

      lBlockStart: 0,

      lBlockCount: 9513328,

      flags: 1073741875,

      bootBlock: 0,

      bootBytes: 0,

      loadAddress: 0,

      loadAddress2: 0,

      gotoAddress: 0,

      gotoAddress2: 0,

      checksum: 0,

      cpuId: 0,

      reserved2: null,

      reserved3: null

    }

  ]

}

```

## References

- [IOApplePartitionScheme.h](https://opensource.apple.com/source/IOStorageFamily/IOStorageFamily-116/IOApplePartitionScheme.h.auto.html)

- [IOApplePartitionScheme.cpp](https://opensource.apple.com/source/IOStorageFamily/IOStorageFamily-116/IOApplePartitionScheme.cpp.auto.html)

- [File System Forensic Analysis: PC-based Partitions](http://www.informit.com/articles/article.aspx?p=376123&seqNum=3)

- [Wikipedia / Apple Partition Map](https://en.wikipedia.org/wiki/Apple_Partition_Map)