Looking for a nice ASN.1 stack

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I am working on GSM/SS7 protocol implementation on and off for a bit. The current modules can be found in these git repositories.

Right now I am working on parsing and creating ISDN User Part (ISUP) messages and the general question of how to express on-wire messages composed from mandantory, variable and optional fields (class based vs. instance based). For now I am using a class based approach as this allows me to have field decoding/encoding inside these classes but I am not sure if this is the best way and will keep on exploring it.

GNU Smalltalk 3.2.4

How to install and and start GNU Smalltalk

Hi everyone,
This short video show you how to install and start GNU Smalltalk on Ubuntu.

First you should download the source code:

Second you have to install the dependencies :
  • libgtk2.0-dev
  • gawk
  • libreadline-dev
  • texinfo

After you can do the classical:

  • ./configure
  • make
  • make install

to start GNU Smalltalk




The following video show you the different steps:

Hello Planet GNOME

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Hello Planet GNOME,

I am happy to be included on Planet GNOME ;)

My name is Gwenael, I live in the North of France near Lille
( and I am working
on an IDE for GNU Smalltalk (and thus improving the GTK binding
of GNU Smalltalk). GNU Smalltalk is a free implementation of the
Smalltalk language (

Since two years I am working on this IDE named VisualGST
( The goal of
VisualGST is to provided modern all the widgets that
GTK has with the dynamicity of Smalltalk and also to
provide a nice experience for the user. So let me present
you VisualGST ;-)

Installing GNU Smalltalk on Ubuntu 10.10

Ubuntu usually comes with an older version of GNU Smalltalk. To install a healthy GNU Smalltalk development environment which includes an IDE as well, here are the steps:

  1. Download the latest stable version (currently 3.2.4) using FTP:

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