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-rw-r--r--include/linux/mroute6.h170
1 files changed, 13 insertions, 157 deletions
diff --git a/include/linux/mroute6.h b/include/linux/mroute6.h
index 2caa1a8e525..66982e76405 100644
--- a/include/linux/mroute6.h
+++ b/include/linux/mroute6.h
@@ -1,125 +1,16 @@
#ifndef __LINUX_MROUTE6_H
#define __LINUX_MROUTE6_H
-#include <linux/types.h>
-#include <linux/sockios.h>
-
-/*
- * Based on the MROUTING 3.5 defines primarily to keep
- * source compatibility with BSD.
- *
- * See the pim6sd code for the original history.
- *
- * Protocol Independent Multicast (PIM) data structures included
- * Carlos Picoto (cap@di.fc.ul.pt)
- *
- */
-
-#define MRT6_BASE 200
-#define MRT6_INIT (MRT6_BASE) /* Activate the kernel mroute code */
-#define MRT6_DONE (MRT6_BASE+1) /* Shutdown the kernel mroute */
-#define MRT6_ADD_MIF (MRT6_BASE+2) /* Add a virtual interface */
-#define MRT6_DEL_MIF (MRT6_BASE+3) /* Delete a virtual interface */
-#define MRT6_ADD_MFC (MRT6_BASE+4) /* Add a multicast forwarding entry */
-#define MRT6_DEL_MFC (MRT6_BASE+5) /* Delete a multicast forwarding entry */
-#define MRT6_VERSION (MRT6_BASE+6) /* Get the kernel multicast version */
-#define MRT6_ASSERT (MRT6_BASE+7) /* Activate PIM assert mode */
-#define MRT6_PIM (MRT6_BASE+8) /* enable PIM code */
-
-#define SIOCGETMIFCNT_IN6 SIOCPROTOPRIVATE /* IP protocol privates */
-#define SIOCGETSGCNT_IN6 (SIOCPROTOPRIVATE+1)
-#define SIOCGETRPF (SIOCPROTOPRIVATE+2)
-
-#define MAXMIFS 32
-typedef unsigned long mifbitmap_t; /* User mode code depends on this lot */
-typedef unsigned short mifi_t;
-#define ALL_MIFS ((mifi_t)(-1))
-
-#ifndef IF_SETSIZE
-#define IF_SETSIZE 256
-#endif
-
-typedef __u32 if_mask;
-#define NIFBITS (sizeof(if_mask) * 8) /* bits per mask */
-
-#if !defined(__KERNEL__) && !defined(DIV_ROUND_UP)
-#define DIV_ROUND_UP(x,y) (((x) + ((y) - 1)) / (y))
-#endif
-
-typedef struct if_set {
- if_mask ifs_bits[DIV_ROUND_UP(IF_SETSIZE, NIFBITS)];
-} if_set;
-
-#define IF_SET(n, p) ((p)->ifs_bits[(n)/NIFBITS] |= (1 << ((n) % NIFBITS)))
-#define IF_CLR(n, p) ((p)->ifs_bits[(n)/NIFBITS] &= ~(1 << ((n) % NIFBITS)))
-#define IF_ISSET(n, p) ((p)->ifs_bits[(n)/NIFBITS] & (1 << ((n) % NIFBITS)))
-#define IF_COPY(f, t) bcopy(f, t, sizeof(*(f)))
-#define IF_ZERO(p) bzero(p, sizeof(*(p)))
-
-/*
- * Passed by mrouted for an MRT_ADD_MIF - again we use the
- * mrouted 3.6 structures for compatibility
- */
-
-struct mif6ctl {
- mifi_t mif6c_mifi; /* Index of MIF */
- unsigned char mif6c_flags; /* MIFF_ flags */
- unsigned char vifc_threshold; /* ttl limit */
- __u16 mif6c_pifi; /* the index of the physical IF */
- unsigned int vifc_rate_limit; /* Rate limiter values (NI) */
-};
-
-#define MIFF_REGISTER 0x1 /* register vif */
-
-/*
- * Cache manipulation structures for mrouted and PIMd
- */
-
-struct mf6cctl {
- struct sockaddr_in6 mf6cc_origin; /* Origin of mcast */
- struct sockaddr_in6 mf6cc_mcastgrp; /* Group in question */
- mifi_t mf6cc_parent; /* Where it arrived */
- struct if_set mf6cc_ifset; /* Where it is going */
-};
-
-/*
- * Group count retrieval for pim6sd
- */
-
-struct sioc_sg_req6 {
- struct sockaddr_in6 src;
- struct sockaddr_in6 grp;
- unsigned long pktcnt;
- unsigned long bytecnt;
- unsigned long wrong_if;
-};
-
-/*
- * To get vif packet counts
- */
-
-struct sioc_mif_req6 {
- mifi_t mifi; /* Which iface */
- unsigned long icount; /* In packets */
- unsigned long ocount; /* Out packets */
- unsigned long ibytes; /* In bytes */
- unsigned long obytes; /* Out bytes */
-};
-
-/*
- * That's all usermode folks
- */
-
-#ifdef __KERNEL__
#include <linux/pim.h>
#include <linux/skbuff.h> /* for struct sk_buff_head */
#include <net/net_namespace.h>
+#include <uapi/linux/mroute6.h>
#ifdef CONFIG_IPV6_MROUTE
static inline int ip6_mroute_opt(int opt)
{
- return (opt >= MRT6_BASE) && (opt <= MRT6_BASE + 10);
+ return (opt >= MRT6_BASE) && (opt <= MRT6_MAX);
}
#else
static inline int ip6_mroute_opt(int opt)
@@ -135,6 +26,7 @@ extern int ip6_mroute_setsockopt(struct sock *, int, char __user *, unsigned int
extern int ip6_mroute_getsockopt(struct sock *, int, char __user *, int __user *);
extern int ip6_mr_input(struct sk_buff *skb);
extern int ip6mr_ioctl(struct sock *sk, int cmd, void __user *arg);
+extern int ip6mr_compat_ioctl(struct sock *sk, unsigned int cmd, void __user *arg);
extern int ip6_mr_init(void);
extern void ip6_mr_cleanup(void);
#else
@@ -182,10 +74,7 @@ struct mif_device {
#define VIFF_STATIC 0x8000
struct mfc6_cache {
- struct mfc6_cache *next; /* Next entry on cache line */
-#ifdef CONFIG_NET_NS
- struct net *mfc6_net;
-#endif
+ struct list_head list;
struct in6_addr mf6c_mcastgrp; /* Group the entry belongs to */
struct in6_addr mf6c_origin; /* Source of packet */
mifi_t mf6c_parent; /* Source interface */
@@ -208,18 +97,6 @@ struct mfc6_cache {
} mfc_un;
};
-static inline
-struct net *mfc6_net(const struct mfc6_cache *mfc)
-{
- return read_pnet(&mfc->mfc6_net);
-}
-
-static inline
-void mfc6_net_set(struct mfc6_cache *mfc, struct net *net)
-{
- write_pnet(&mfc->mfc6_net, hold_net(net));
-}
-
#define MFC_STATIC 1
#define MFC_NOTIFY 2
@@ -236,42 +113,21 @@ void mfc6_net_set(struct mfc6_cache *mfc, struct net *net)
#define MFC_ASSERT_THRESH (3*HZ) /* Maximal freq. of asserts */
-#endif
-
-#ifdef __KERNEL__
struct rtmsg;
extern int ip6mr_get_route(struct net *net, struct sk_buff *skb,
struct rtmsg *rtm, int nowait);
#ifdef CONFIG_IPV6_MROUTE
-static inline struct sock *mroute6_socket(struct net *net)
-{
- return net->ipv6.mroute6_sk;
-}
+extern struct sock *mroute6_socket(struct net *net, struct sk_buff *skb);
extern int ip6mr_sk_done(struct sock *sk);
#else
-static inline struct sock *mroute6_socket(struct net *net) { return NULL; }
-static inline int ip6mr_sk_done(struct sock *sk) { return 0; }
-#endif
+static inline struct sock *mroute6_socket(struct net *net, struct sk_buff *skb)
+{
+ return NULL;
+}
+static inline int ip6mr_sk_done(struct sock *sk)
+{
+ return 0;
+}
#endif
-
-/*
- * Structure used to communicate from kernel to multicast router.
- * We'll overlay the structure onto an MLD header (not an IPv6 heder like igmpmsg{}
- * used for IPv4 implementation). This is because this structure will be passed via an
- * IPv6 raw socket, on wich an application will only receiver the payload i.e the data after
- * the IPv6 header and all the extension headers. (See section 3 of RFC 3542)
- */
-
-struct mrt6msg {
-#define MRT6MSG_NOCACHE 1
-#define MRT6MSG_WRONGMIF 2
-#define MRT6MSG_WHOLEPKT 3 /* used for use level encap */
- __u8 im6_mbz; /* must be zero */
- __u8 im6_msgtype; /* what type of message */
- __u16 im6_mif; /* mif rec'd on */
- __u32 im6_pad; /* padding for 64 bit arch */
- struct in6_addr im6_src, im6_dst;
-};
-
#endif
generated by cgit v1.2.3-70-g09d2 (git 2.46.0) at 2025-11-09 13:06:54 +0000