Classic Protocol Extension/History

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19 November 2017

  • Clarified when whitespace should be trimmed or preserved when handling LongerMessages: [1]

13 November 2017

  • Added three missing models to the ChangeModel table. [2]

21 June 2017‎

  • Added finalized version of EnvMapAspect extension, deprecated EnvMapAppearanceversion 2.
  • Added finalized version of EntityProperty extension.
  • Added finalized version of ExtEntityPositions extension.

9 May 2016‎

  • Added finalized version 2 of EnvMapAppearance extension, deprecated version 1.
  • Added finalized version 2 of BlockDefinitionsExt extension, deprecated version 1.

19 March 2016‎

  • Added finalized version of BulkBlockUpdate extension.

8 February 2016

  • Added finalized version of TextColors extension.

10 January 2016

  • Added finalized version of BlockDefinitions and BlockDefinitionsExt extension.

11 December 2015

  • Added finalized version of LongerMessages and FullCP437 extension. [3]

31 October 2014

  • Clarified interaction between ExtPlayerList and ChangeModel. [4]

28 October 2014

  • Added finalized version of PlayerClick extension. [5]

6 October 2014

28 August 2014

  • Added a draft of version 2 of ExtPlayerList extension. [7]

18 July 2014

  • SetBlockPermissions packet: Values for AllowPlacement and AllowDeletion that are our-of-range (neither 0 nor 1) now mean "allow." Previously the meaning was undefined. [8]

6 April 2014

  • Removed the TopLeft MessageType and updated the screenshot. [9]

5 April 2014

  • Corrected hexadecimal packet IDs for MakeSelection, RemoveSelection, and SetBlockPermission. Decimal IDs (26-28) were correct all along, bug hex IDs were incorrect. [10]

28 February 2014

  • Small addition stating the use of the EntityID byte of ChangeModel having to do with the players own model. [11]

19 December 2013

  • Added several more MessageType codes, and added a screenshot to show them in action. [12]

16 December 2013

  • Added HackControl and MessageType extension proposals. [13]

8 December 2013

  • Clarified extension names vs packet names. [14]

6 November 2013

  • Corrected listed size of MakeSelection and HoldThis packets. [15]

5 November 2013

  • Restricted SideBlock and EdgeBlock fields of EnvMapAppearance packet to solid blocks. [16]

31 October 2013

  • Restricted the timeframe when EnvMapAppearance packet may be sent. It is now only allowed at the end of a level transition (between the last LevelDataChunk packet and the LevelFinalize packet). [17]
  • Added EnvWeatherType packet and extension. [18]
  • Clarified Negotiation section. [19]

27 October 2013

  • Clarified introduction text. [20]

9 October 2013

  • Added a note to CustomBlocks about future block ID assignment. [21]

30 September 2013

  • Added a note to Negotiation about making assumptions based on AppName [22]

29 September 2013

  • Added ability to reset ALL block type permissions using SetBlockPermission packet with BlockType set to 0. [23]
  • Finished detailed EnvMapAppearance specification. [24]
  • Finished detailed SelectionCuboid specification. [25]
  • Formatting fixes. [26]

25 September 2013

  • Added details about value ranges for EnvSetColor packet's fields. Added ability to reset colors to defaults by specifying an out-of-range value. [27]

11 September 2013

  • Added a picture of CustomBlocks level 1. [28]

3 September 2013

  • Corrected packet sizes for EnvSetColor and ChangeModel packets. [29]
  • Changed EnvSetColor and MakeSelection packets to use short instead of unsigned byte data types. [30]

2 September 2013

  • Filled in details for ChangeModel extension. [31]
  • Added EnvMapAppearance extension. [32]

1 September 2013

  • Changed SpiderWeb block type to Rope in CustomBlocks level 1. [33]

30 August 2013

29 August 2013

  • Added BlockPermissions extension. [36]