Table of Contents

Introduction - Separating NetHack game servers from window interfaces

I. Game Server Support

Window procedures - Calling procedures in the external interface

Game services - Communicating with external interfaces

II. External Interface Support

Callbacks - Calling procedures in the game server

Client services - Communicating with game servers

Glyph Map - Describing the monster, object or other that a glyph represents

III. Low Level Functionality

Message Digests - Computing message digests according to RFC 1321 (MD5)

Glyph Use - Mapping glyphs to tiles or characters

Remote Procedure Calls - Making and servicing remote procedure calls

NhExt Sub-protocol 0 - Communicating using sub-protocol 0 of the NhExt standard

Compound XDR - Compound types defined by the NhExt standard

External Data Representation - Encoding binary data in a platform independant manner

Packet I/O - Reading and writing data with higher-level information on packet sizes

Non-blocking I/O - Reading and writing data from blockable streams without blocking

Constants Defined by the NhExt Standard - Standard function and callback identifiers etc.

A. GNU Free Documentation License

PREAMBLE

APPLICABILITY AND DEFINITIONS

VERBATIM COPYING

COPYING IN QUANTITY

MODIFICATIONS

COMBINING DOCUMENTS

COLLECTIONS OF DOCUMENTS

AGGREGATION WITH INDEPENDENT WORKS

TRANSLATION

TERMINATION

FUTURE REVISIONS OF THIS LICENSE

ADDENDUM: How to use this License for your documents

Index