xnu-517.3.7.tar.gz

[apple/xnu.git] / bsd / netinet6 / ip6_mroute.h

diff --git a/bsd/netinet6/ip6_mroute.h b/bsd/netinet6/ip6_mroute.h
index 9fe2e58015efb2f5c396b26b8188669efbf582f7..5bae8b74ee06f06490c362e54db852018f54373b 100644 (file)
--- a/bsd/netinet6/ip6_mroute.h
+++ b/bsd/netinet6/ip6_mroute.h
@@ -1,4 +1,5 @@
-/*     $KAME: ip6_mroute.h,v 1.7 2000/02/22 14:04:22 itojun Exp $      */
+/*     $FreeBSD: src/sys/netinet6/ip6_mroute.h,v 1.2.2.2 2001/07/03 11:01:53 ume Exp $ */
+/*     $KAME: ip6_mroute.h,v 1.17 2001/02/10 02:05:52 itojun Exp $     */
 
 /*
  * Copyright (C) 1998 WIDE Project.
@@ -45,17 +46,21 @@
 
 #ifndef _NETINET6_IP6_MROUTE_H_
 #define _NETINET6_IP6_MROUTE_H_
+#include <sys/appleapiopts.h>
 
 /*
  * Multicast Routing set/getsockopt commands.
  */
-#define MRT6_INIT              100     /* initialize forwarder */
+#ifdef KERNEL
+#define MRT6_OINIT             100     /* initialize forwarder (omrt6msg) */
+#endif
 #define MRT6_DONE              101     /* shut down forwarder */
 #define MRT6_ADD_MIF           102     /* add multicast interface */
 #define MRT6_DEL_MIF           103     /* delete multicast interface */
 #define MRT6_ADD_MFC           104     /* insert forwarding cache entry */
 #define MRT6_DEL_MFC           105     /* delete forwarding cache entry */
 #define MRT6_PIM                107     /* enable pim code */
+#define MRT6_INIT              108     /* initialize forwarder (mrt6msg) */
 
 #if BSD >= 199103
 #define GET_TIME(t)    microtime(&t)
@@ -75,7 +80,7 @@ typedef u_short mifi_t;               /* type of a mif index */
 #define        IF_SETSIZE      256
 #endif
 
-typedef        long    if_mask;
+typedef        u_int32_t       if_mask;
 #define        NIFBITS (sizeof(if_mask) * NBBY)        /* bits per mask */
 
 #ifndef howmany
@@ -83,7 +88,7 @@ typedef       long    if_mask;
 #endif
 
 typedef        struct if_set {
-       fd_mask ifs_bits[howmany(IF_SETSIZE, NIFBITS)];
+       if_mask ifs_bits[howmany(IF_SETSIZE, NIFBITS)];
 } if_set;
 
 #define        IF_SET(n, p)    ((p)->ifs_bits[(n)/NIFBITS] |= (1 << ((n) % NIFBITS)))
@@ -135,21 +140,45 @@ struct mrt6stat {
        u_quad_t mrt6s_upq_sockfull;    /* upcalls dropped - socket full   */
 };
 
+#if MRT6_OINIT
 /*
  * Struct used to communicate from kernel to multicast router
  * note the convenient similarity to an IPv6 header.
+ * XXX old version, superseded by mrt6msg.
  */
-struct mrt6msg {
+struct omrt6msg {
        u_long      unused1;
        u_char      im6_msgtype;                /* what type of message     */
-#define MRT6MSG_NOCACHE                1
+#if 0
+#define MRT6MSG_NOCACHE        1
 #define MRT6MSG_WRONGMIF       2
 #define MRT6MSG_WHOLEPKT       3               /* used for user level encap*/
+#endif
        u_char      im6_mbz;                    /* must be zero             */
        u_char      im6_mif;                    /* mif rec'd on             */
        u_char      unused2;
        struct in6_addr  im6_src, im6_dst;
 };
+#endif
+
+/*
+ * Structure used to communicate from kernel to multicast router.
+ * We'll overlay the structure onto an MLD header (not an IPv6 header
+ * like igmpmsg{} used for IPv4 implementation). This is because this
+ * structure will be passed via an IPv6 raw socket, on which an application
+ * will only receive the payload i.e. the data after the IPv6 header and all
+ * the extension headers. (see Section 3 of draft-ietf-ipngwg-2292bis-01)
+ */
+struct mrt6msg {
+#define MRT6MSG_NOCACHE                1
+#define MRT6MSG_WRONGMIF       2
+#define MRT6MSG_WHOLEPKT       3               /* used for user level encap*/
+       u_char      im6_mbz;                    /* must be zero             */
+       u_char      im6_msgtype;                /* what type of message     */
+       u_int16_t   im6_mif;                    /* mif rec'd on             */
+       u_int32_t   im6_pad;                    /* padding for 64bit arch   */
+       struct in6_addr  im6_src, im6_dst;
+};
 
 /*
  * Argument structure used by multicast routing daemon to get src-grp
@@ -174,7 +203,8 @@ struct sioc_mif_req6 {
        u_quad_t obytes;        /* Output byte count on mif             */
 };
 
-#if KERNEL
+#ifdef KERNEL
+#ifdef __APPLE_API_PRIVATE
 /*
  * The kernel's multicast-interface structure.
  */
@@ -244,6 +274,7 @@ int ip6_mrouter_set __P((struct socket *so, struct sockopt *sopt));
 int    ip6_mrouter_get __P((struct socket *so, struct sockopt *sopt));
 int    ip6_mrouter_done __P((void));
 int    mrt6_ioctl __P((int, caddr_t));
+#endif /* __APPLE_API_PRIVATE */
 #endif /* KERNEL */
 
 #endif /* !_NETINET6_IP6_MROUTE_H_ */