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-rw-r--r--include/linux/mroute.h146
1 files changed, 1 insertions, 145 deletions
diff --git a/include/linux/mroute.h b/include/linux/mroute.h
index 46caaf44339d..ea00d9162ee5 100644
--- a/include/linux/mroute.h
+++ b/include/linux/mroute.h
@@ -1,138 +1,10 @@
1#ifndef __LINUX_MROUTE_H 1#ifndef __LINUX_MROUTE_H
2#define __LINUX_MROUTE_H 2#define __LINUX_MROUTE_H
3 3
4#include <linux/sockios.h>
5#include <linux/types.h>
6#ifdef __KERNEL__
7#include <linux/in.h> 4#include <linux/in.h>
8#endif
9
10/*
11 * Based on the MROUTING 3.5 defines primarily to keep
12 * source compatibility with BSD.
13 *
14 * See the mrouted code for the original history.
15 *
16 * Protocol Independent Multicast (PIM) data structures included
17 * Carlos Picoto (cap@di.fc.ul.pt)
18 *
19 */
20
21#define MRT_BASE 200
22#define MRT_INIT (MRT_BASE) /* Activate the kernel mroute code */
23#define MRT_DONE (MRT_BASE+1) /* Shutdown the kernel mroute */
24#define MRT_ADD_VIF (MRT_BASE+2) /* Add a virtual interface */
25#define MRT_DEL_VIF (MRT_BASE+3) /* Delete a virtual interface */
26#define MRT_ADD_MFC (MRT_BASE+4) /* Add a multicast forwarding entry */
27#define MRT_DEL_MFC (MRT_BASE+5) /* Delete a multicast forwarding entry */
28#define MRT_VERSION (MRT_BASE+6) /* Get the kernel multicast version */
29#define MRT_ASSERT (MRT_BASE+7) /* Activate PIM assert mode */
30#define MRT_PIM (MRT_BASE+8) /* enable PIM code */
31#define MRT_TABLE (MRT_BASE+9) /* Specify mroute table ID */
32
33#define SIOCGETVIFCNT SIOCPROTOPRIVATE /* IP protocol privates */
34#define SIOCGETSGCNT (SIOCPROTOPRIVATE+1)
35#define SIOCGETRPF (SIOCPROTOPRIVATE+2)
36
37#define MAXVIFS 32
38typedef unsigned long vifbitmap_t; /* User mode code depends on this lot */
39typedef unsigned short vifi_t;
40#define ALL_VIFS ((vifi_t)(-1))
41
42/*
43 * Same idea as select
44 */
45
46#define VIFM_SET(n,m) ((m)|=(1<<(n)))
47#define VIFM_CLR(n,m) ((m)&=~(1<<(n)))
48#define VIFM_ISSET(n,m) ((m)&(1<<(n)))
49#define VIFM_CLRALL(m) ((m)=0)
50#define VIFM_COPY(mfrom,mto) ((mto)=(mfrom))
51#define VIFM_SAME(m1,m2) ((m1)==(m2))
52
53/*
54 * Passed by mrouted for an MRT_ADD_VIF - again we use the
55 * mrouted 3.6 structures for compatibility
56 */
57
58struct vifctl {
59 vifi_t vifc_vifi; /* Index of VIF */
60 unsigned char vifc_flags; /* VIFF_ flags */
61 unsigned char vifc_threshold; /* ttl limit */
62 unsigned int vifc_rate_limit; /* Rate limiter values (NI) */
63 union {
64 struct in_addr vifc_lcl_addr; /* Local interface address */
65 int vifc_lcl_ifindex; /* Local interface index */
66 };
67 struct in_addr vifc_rmt_addr; /* IPIP tunnel addr */
68};
69
70#define VIFF_TUNNEL 0x1 /* IPIP tunnel */
71#define VIFF_SRCRT 0x2 /* NI */
72#define VIFF_REGISTER 0x4 /* register vif */
73#define VIFF_USE_IFINDEX 0x8 /* use vifc_lcl_ifindex instead of
74 vifc_lcl_addr to find an interface */
75
76/*
77 * Cache manipulation structures for mrouted and PIMd
78 */
79
80struct mfcctl {
81 struct in_addr mfcc_origin; /* Origin of mcast */
82 struct in_addr mfcc_mcastgrp; /* Group in question */
83 vifi_t mfcc_parent; /* Where it arrived */
84 unsigned char mfcc_ttls[MAXVIFS]; /* Where it is going */
85 unsigned int mfcc_pkt_cnt; /* pkt count for src-grp */
86 unsigned int mfcc_byte_cnt;
87 unsigned int mfcc_wrong_if;
88 int mfcc_expire;
89};
90
91/*
92 * Group count retrieval for mrouted
93 */
94
95struct sioc_sg_req {
96 struct in_addr src;
97 struct in_addr grp;
98 unsigned long pktcnt;
99 unsigned long bytecnt;
100 unsigned long wrong_if;
101};
102
103/*
104 * To get vif packet counts
105 */
106
107struct sioc_vif_req {
108 vifi_t vifi; /* Which iface */
109 unsigned long icount; /* In packets */
110 unsigned long ocount; /* Out packets */
111 unsigned long ibytes; /* In bytes */
112 unsigned long obytes; /* Out bytes */
113};
114
115/*
116 * This is the format the mroute daemon expects to see IGMP control
117 * data. Magically happens to be like an IP packet as per the original
118 */
119
120struct igmpmsg {
121 __u32 unused1,unused2;
122 unsigned char im_msgtype; /* What is this */
123 unsigned char im_mbz; /* Must be zero */
124 unsigned char im_vif; /* Interface (this ought to be a vifi_t!) */
125 unsigned char unused3;
126 struct in_addr im_src,im_dst;
127};
128
129/*
130 * That's all usermode folks
131 */
132
133#ifdef __KERNEL__
134#include <linux/pim.h> 5#include <linux/pim.h>
135#include <net/sock.h> 6#include <net/sock.h>
7#include <uapi/linux/mroute.h>
136 8
137#ifdef CONFIG_IP_MROUTE 9#ifdef CONFIG_IP_MROUTE
138static inline int ip_mroute_opt(int opt) 10static inline int ip_mroute_opt(int opt)
@@ -228,24 +100,8 @@ struct mfc_cache {
228#define MFC_HASH(a,b) ((((__force u32)(__be32)a)^(((__force u32)(__be32)b)>>2))&(MFC_LINES-1)) 100#define MFC_HASH(a,b) ((((__force u32)(__be32)a)^(((__force u32)(__be32)b)>>2))&(MFC_LINES-1))
229#endif 101#endif
230 102
231#endif
232
233
234#define MFC_ASSERT_THRESH (3*HZ) /* Maximal freq. of asserts */
235
236/*
237 * Pseudo messages used by mrouted
238 */
239
240#define IGMPMSG_NOCACHE 1 /* Kern cache fill request to mrouted */
241#define IGMPMSG_WRONGVIF 2 /* For PIM assert processing (unused) */
242#define IGMPMSG_WHOLEPKT 3 /* For PIM Register processing */
243
244#ifdef __KERNEL__
245struct rtmsg; 103struct rtmsg;
246extern int ipmr_get_route(struct net *net, struct sk_buff *skb, 104extern int ipmr_get_route(struct net *net, struct sk_buff *skb,
247 __be32 saddr, __be32 daddr, 105 __be32 saddr, __be32 daddr,
248 struct rtmsg *rtm, int nowait); 106 struct rtmsg *rtm, int nowait);
249#endif 107#endif
250
251#endif