SilcFSMDestructor
SYNOPSIS
typedef void (*SilcFSMDestructor)(SilcFSM fsm, void *fsm_context, void *destructor_context);
DESCRIPTION
The destructor callback that was set in silc_fsm_alloc or in silc_fsm_init function. It will be called when a state function returns SILC_FSM_FINISH. This function will be called through the scheduler; it will not be called immediately after the state function returns SILC_FSM_FINISH, but will be called later. The `fsm' can be freed in this function.