From c2f7d6a6b0629e521d91d5caed87061a1a697ce9 Mon Sep 17 00:00:00 2001 From: Pablo Neira Ayuso Date: Mon, 6 Jul 2015 13:52:09 +0200 Subject: rule: add reference counter to the table object We may hold multiple references to table objects in follow up patches when adding object declarations to the cache. Signed-off-by: Pablo Neira Ayuso --- src/rule.c | 10 ++++++++++ 1 file changed, 10 insertions(+) (limited to 'src/rule.c') diff --git a/src/rule.c b/src/rule.c index ba2bf66d..7701e211 100644 --- a/src/rule.c +++ b/src/rule.c @@ -588,6 +588,8 @@ struct table *table_alloc(void) init_list_head(&table->chains); init_list_head(&table->sets); init_list_head(&table->scope.symbols); + table->refcnt = 1; + return table; } @@ -595,6 +597,8 @@ void table_free(struct table *table) { struct chain *chain, *next; + if (--table->refcnt > 0) + return; list_for_each_entry_safe(chain, next, &table->chains, list) chain_free(chain); handle_free(&table->handle); @@ -602,6 +606,12 @@ void table_free(struct table *table) xfree(table); } +struct table *table_get(struct table *table) +{ + table->refcnt++; + return table; +} + void table_add_hash(struct table *table) { list_add_tail(&table->list, &table_list); -- cgit v1.2.3