xnu-792.tar.gz

[apple/xnu.git] / bsd / net / multicast_list.h

diff --git a/bsd/net/multicast_list.h b/bsd/net/multicast_list.h
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+/*
+ * Copyright (c) 2004 Apple Computer, Inc. All rights reserved.
+ *
+ * @APPLE_LICENSE_HEADER_START@
+ * 
+ * The contents of this file constitute Original Code as defined in and
+ * are subject to the Apple Public Source License Version 1.1 (the
+ * "License").  You may not use this file except in compliance with the
+ * License.  Please obtain a copy of the License at
+ * http://www.apple.com/publicsource and read it before using this file.
+ * 
+ * This Original Code and all software distributed under the License are
+ * distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, EITHER
+ * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
+ * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT.  Please see the
+ * License for the specific language governing rights and limitations
+ * under the License.
+ * 
+ * @APPLE_LICENSE_HEADER_END@
+ */
+
+#ifndef _NET_MULTICAST_LIST_H
+#define _NET_MULTICAST_LIST_H
+
+#include <sys/queue.h>
+#include <sys/types.h>
+#include <sys/socket.h>
+#include <net/if.h>
+#include <net/kpi_interface.h>
+
+/*
+ * multicast_util.h:
+ * - keep track of multicast addresses on one device for programming on
+ *   another (VLAN, BOND)
+ */
+struct multicast_entry {
+       SLIST_ENTRY(multicast_entry)    mc_entries;
+       ifmultiaddr_t                   mc_ifma;
+};
+SLIST_HEAD(multicast_list, multicast_entry);
+
+void
+multicast_list_init(struct multicast_list * mc_list);
+
+int
+multicast_list_program(struct multicast_list * mc_list,
+                      struct ifnet * source_ifp,
+                      struct ifnet * target_ifp);
+int
+multicast_list_remove(struct multicast_list * mc_list);
+
+#endif _NET_MULTICAST_LIST_H