[strongSwan-dev] IKE/Charon Plugin Development Tutorial
martin at strongswan.org
Thu Oct 13 10:28:48 CEST 2011
> In a nutshell, some tutorial for Charon Plugin development would be
The easiest way is to start from an existing plugin that does something
similar, in your case this is the dhcp plugin.
First you need a plugin class such as dhcp_plugin. It contains a
constructor for the plugin that does the registration. Your plugin will
need an attribute_provider_t implementation registered to the "hydra"
object. In the dhcp plugin, it is called dhcp_provider. There you'll
have to implement the require/release_address() methods to handle
In most of the plugins, you'll have to handle concurrent calls. Multiple
IKE_SAs may call your functions with a thread simultaneously.
Then you'll have to integrate the plugin to the build system, namely
configure.in and the libcharon/Makefile.am. Have a look how this is done
for the dhcp plugin.
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