Estelle

A Pascal extension for formal specification of computer

network protocols. Protocols are described by modules

which are communicating NFAs. Modules are arranged in a

dynamic hierarchy and communicate at named interaction points.

EstPC Compiles

Estelle into C. petdingo Translates Estelle into C++

Adopted by ITU-T. ISO 9074 (1989).

["The Formal Description Technique Estelle", M. Diaz et al

eds, N-H 1989].