• XAPI Developer Guide

XAPI Developer Guide

This guide is a constantly evolving documentation effort to support developers learning about or working with XAPI. If you would like to edit these pages and have not already done so - please contact stephen.spector@xen.org with your Wiki User Name for editing rights.

OCaml Language

The XAPI toolstack is written entirely in OCaml. General information on the language is available at http://www.ocaml-tutorial.org/.

• XAPI Source Documentation - OCamlDoc source-code documentation for XAPI

• OCaml Best Practices - Coding standards and guidelines for OCaml source code in XAPI.

• OCaml Editing - Various editor configurations

• OCaml Coding Considerations - Common issues in OCaml

• OCaml Errors - Code examples for various compiler errors

• OCaml Advice - Installation and configuration of OCaml

• OCaml Resources - Helpful Links for more information

• OCaml Cyclical Build Dependencies - Suggestions for cyclical build dependencies

• OCaml Doc - Techniques specific to the XAPI use of OCamlDoc

XAPI Tutorials

A collection of tutorials to better understand how to make changes to XAPI.

• XAPI Adding Field - Adding a field to an API in XAPI

• XAPI Adding Function - Adding an API function to XAPI

XAPI Internals

How XAPI Works...

• XAPI Startup - Startup process for XAPI

• VM Startup - VM startup process within XAPI

• XAPI VM Migration - How XAPI migrates VM

• XAPI Dispatch - Service dispatch and message forwarding mechanism

• XAPI Pool Join - Internal mechanism behind the pool join process