📄️ Signaling API
ippInitMessaging
📄️ Event Handlers
Signaling and application implement event handler callbacks to process eventsfrom each other. Application implemented callback is provided tosignaling in configuration structure passed to ippInitMessaging().
📄️ Network Callbacks
Following network callbacks are to be implemented by application. The callbacks use BSD Sockets API compliant interface and use data structures compliant to the same API.
📄️ Media Callbacks
The set of callbacks are called by media transport part of SIP signaling to send/receive compressed media streams to/from application layer:
📄️ Writing New VoIP Application
Writing new VoIP application using sk400vop is straightforward due to availability of high-level API. This is in contrast to other commercial and open-source solutions that export low-level APIs and require a whole lot of signaling knowledge onbehalf of application developer.