xnu-2782.20.48.tar.gz

[apple/xnu.git] / bsd / netinet6 / scope6_var.h

diff --git a/bsd/netinet6/scope6_var.h b/bsd/netinet6/scope6_var.h
index 5831fde0943dce03abd2e664b76d79f666138b3d..22270e5846dc4635a9c97c6448f138b50235884b 100644 (file)
--- a/bsd/netinet6/scope6_var.h
+++ b/bsd/netinet6/scope6_var.h
@@ -1,10 +1,35 @@
-/*     $FreeBSD: src/sys/netinet6/scope6_var.h,v 1.1.2.1 2000/07/15 07:14:38 kris Exp $        */
-/*     $KAME: scope6_var.h,v 1.4 2000/05/18 15:03:27 jinmei Exp $      */
+/*
+ * Copyright (c) 2009-2013 Apple Inc. All rights reserved.
+ *
+ * @APPLE_OSREFERENCE_LICENSE_HEADER_START@
+ *
+ * This file contains Original Code and/or Modifications of Original Code
+ * as defined in and that are subject to the Apple Public Source License
+ * Version 2.0 (the 'License'). You may not use this file except in
+ * compliance with the License. The rights granted to you under the License
+ * may not be used to create, or enable the creation or redistribution of,
+ * unlawful or unlicensed copies of an Apple operating system, or to
+ * circumvent, violate, or enable the circumvention or violation of, any
+ * terms of an Apple operating system software license agreement.
+ *
+ * Please obtain a copy of the License at
+ * http://www.opensource.apple.com/apsl/ and read it before using this file.
+ *
+ * The 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, QUIET ENJOYMENT OR NON-INFRINGEMENT.
+ * Please see the License for the specific language governing rights and
+ * limitations under the License.
+ *
+ * @APPLE_OSREFERENCE_LICENSE_HEADER_END@
+ */
 
 /*
  * Copyright (C) 2000 WIDE Project.
  * All rights reserved.
- * 
+ *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
@@ -16,7 +41,7 @@
  * 3. Neither the name of the project nor the names of its contributors
  *    may be used to endorse or promote products derived from this software
  *    without specific prior written permission.
- * 
+ *
  * THIS SOFTWARE IS PROVIDED BY THE PROJECT AND CONTRIBUTORS ``AS IS'' AND
  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
@@ -34,16 +59,27 @@
 #define _NETINET6_SCOPE6_VAR_H_
 #include <sys/appleapiopts.h>
 
-#ifdef KERNEL
-#ifdef __APPLE_API_PRIVATE
-void   scope6_ifattach __P((struct ifnet *));
-int    scope6_set __P((struct ifnet *, u_int32_t *));
-int    scope6_get __P((struct ifnet *, u_int32_t *));
-void   scope6_setdefault __P((struct ifnet *));
-int    scope6_get_default __P((u_int32_t *));
-u_int32_t scope6_in6_addrscope __P((struct in6_addr *));
-u_int32_t scope6_addr2default __P((struct in6_addr *));
-#endif /* __APPLE_API_PRIVATE */
-#endif /* KERNEL */
+#ifdef BSD_KERNEL_PRIVATE
+/*
+ * 16 is correspondent to 4bit multicast scope field.
+ * i.e. from node-local to global with some reserved/unassigned types.
+ */
+#define        SCOPE6_ID_MAX   16
+
+struct scope6_id {
+       u_int32_t s6id_list[SCOPE6_ID_MAX];
+};
 
+extern void scope6_init(lck_grp_t *, lck_attr_t *);
+extern void scope6_ifattach(struct ifnet *);
+extern void scope6_setdefault(struct ifnet *);
+extern u_int32_t scope6_in6_addrscope(struct in6_addr *);
+extern u_int32_t scope6_addr2default(struct in6_addr *);
+extern int sa6_embedscope (struct sockaddr_in6 *, int);
+extern int sa6_recoverscope (struct sockaddr_in6 *, boolean_t);
+extern int in6_setscope (struct in6_addr *, struct ifnet *, u_int32_t *);
+extern int in6_clearscope (struct in6_addr *);
+extern void rtkey_to_sa6(struct rtentry *, struct sockaddr_in6 *);
+extern void rtgw_to_sa6(struct rtentry *, struct sockaddr_in6 *);
+#endif /* BSD_KERNEL_PRIVATE */
 #endif /* _NETINET6_SCOPE6_VAR_H_ */