X-Git-Url: http://git.tuebingen.mpg.de/?a=blobdiff_plain;f=send_common.c;h=3e8a7c0dc85049dcfc52a5982083a69d3e1babc6;hb=799df0ceb9d496cb11a60ad130d664836df69823;hp=2088c8b4de2947c94c238b41a471c2ecb89914d5;hpb=ac4e01ba1a2f302bf31dd511a7aff8da78660b15;p=paraslash.git

diff --git a/send_common.c b/send_common.c
index 2088c8b4..3e8a7c0d 100644
--- a/send_common.c
+++ b/send_common.c
@@ -218,6 +218,22 @@ void generic_com_allow(struct sender_command_data *scd,
 	acl_allow(scd->host, scd->netmask, &ss->acl, ss->default_deny);
 }
 
+/**
+ * Empty the access control list of a sender.
+ *
+ * \param acl The access control list of the sender.
+ *
+ * This is called from the ->shutdown methods of the http and the dccp sender.
+ */
+void generic_acl_deplete(struct list_head *acl)
+{
+	/*
+	 * Since default_deny is false, the ACL is considered a blacklist. A
+	 * netmask of zero matches any IP address, so this call empties the ACL.
+	 */
+	acl_allow("0.0.0.0", 0 /* netmask */, acl, 0 /* default_deny */);
+}
+
 /**
  * Deny connections from the given range of IP addresses.
  *