• Software Architecture
  • VPP Layers - Implementation Taxonomy
• VPP INFRAstructure Layer
  • Vectors
  • Bitmaps
  • Pools
  • Hashes
  • Format
  • Unformat
  • Vppinfra errors and warnings
  • Serialization
  • Event-logger, graphical event log viewer
• VLIB Application Management Layer
  • G2 graphical event viewer
  • Init function discovery
  • Node Graph Initialization
  • Graph node dispatcher
  • Process / thread model
  • Process events
  • Buffers
  • Shared-memory message API
• VNET VPP Network Stack Layer
  • Effective graph dispatch function coding
  • Single/dual loops
• Plugins Layer
  • Debug CLI
  • Packet Tracer
• Feature Arcs
  • Adding a feature to an existing feature arc
  • Creating a feature arc
  • Enabling / Disabling features
  • Related “show” commands
  • Table of Feature Arcs
• Bounded-index Extensible Hashing
  • Discussion of the algorithm
• Bihash Cookbook
  • Using current (key,value) template instance types
  • Initializing a bihash table
  • Add or delete a key/value pair
  • Simple search
  • Bihash vector processing
  • Walking a bihash table
• Creating a new template instance