/* Writes a single action to the action set. Overwrites existing actions with
* the same type in the set. The list order is based on the precedence defined
* in the specification. */
static void
action_set_write_action(struct action_set *set,
struct ofl_action_header *act) {
struct action_set_entry *entry, *new_entry;
new_entry = action_set_create_entry(act);
LIST_FOR_EACH(entry, struct action_set_entry, node, &set->actions) {
if (entry->action->type == new_entry->action->type) {
/* replace same type of action */
list_replace(&new_entry->node, &entry->node);
/* NOTE: action in entry must not be freed, as it is owned by the
* write instruction which added the action to the set */
free(entry);
return;
}
if (new_entry->order < entry->order) {
/* insert higher order action before */
list_insert(&entry->node, &new_entry->node);
return;
}
}
/* add action to the end of set */
list_insert(&entry->node, &new_entry->node);
}
struct action_set *
action_set_clone(struct action_set *set) {
struct action_set *s = xmalloc(sizeof(struct action_set));
struct action_set_entry *entry, *new_entry;
list_init(&s->actions);
s->exp = set->exp;
LIST_FOR_EACH(entry, struct action_set_entry, node, &set->actions) {
new_entry = action_set_create_entry(entry->action);
list_push_back(&s->actions, &new_entry->node);
}
return s;
}
