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git.proxmox.com Git - mirror_frr.git/blob - pimd/pim_mroute.h
3 Copyright (C) 2008 Everton da Silva Marques
5 This program is free software; you can redistribute it and/or modify
6 it under the terms of the GNU General Public License as published by
7 the Free Software Foundation; either version 2 of the License, or
8 (at your option) any later version.
10 This program is distributed in the hope that it will be useful, but
11 WITHOUT ANY WARRANTY; without even the implied warranty of
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 General Public License for more details.
15 You should have received a copy of the GNU General Public License
16 along with this program; see the file COPYING; if not, write to the
17 Free Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston,
26 For msghdr.msg_control in Solaris 10
31 #ifndef __EXTENSIONS__
32 #define __EXTENSIONS__
35 #include <netinet/in.h>
36 #ifdef HAVE_NETINET_IP_MROUTE_H
37 #include <netinet/ip_mroute.h>
40 #define PIM_MROUTE_MIN_TTL (1)
42 #if defined(HAVE_LINUX_MROUTE_H)
43 #include <linux/mroute.h>
46 Below: from <linux/mroute.h>
54 #define SIOCGETVIFCNT SIOCPROTOPRIVATE /* IP protocol privates */
55 #define SIOCGETSGCNT (SIOCPROTOPRIVATE+1)
56 #define SIOCGETRPF (SIOCPROTOPRIVATE+2)
61 #define MRT_INIT (MRT_BASE) /* Activate the kernel mroute code */
62 #define MRT_DONE (MRT_BASE+1) /* Shutdown the kernel mroute */
63 #define MRT_ADD_VIF (MRT_BASE+2) /* Add a virtual interface */
64 #define MRT_DEL_VIF (MRT_BASE+3) /* Delete a virtual interface */
65 #define MRT_ADD_MFC (MRT_BASE+4) /* Add a multicast forwarding entry */
66 #define MRT_DEL_MFC (MRT_BASE+5) /* Delete a multicast forwarding entry */
67 #define MRT_VERSION (MRT_BASE+6) /* Get the kernel multicast version */
68 #define MRT_ASSERT (MRT_BASE+7) /* Activate PIM assert mode */
69 #define MRT_PIM (MRT_BASE+8) /* enable PIM code */
73 typedef unsigned short vifi_t
;
76 #ifndef HAVE_STRUCT_VIFCTL
78 vifi_t vifc_vifi
; /* Index of VIF */
79 unsigned char vifc_flags
; /* VIFF_ flags */
80 unsigned char vifc_threshold
; /* ttl limit */
81 unsigned int vifc_rate_limit
; /* Rate limiter values (NI) */
82 struct in_addr vifc_lcl_addr
; /* Our address */
83 struct in_addr vifc_rmt_addr
; /* IPIP tunnel addr */
87 #ifndef HAVE_STRUCT_MFCCTL
89 struct in_addr mfcc_origin
; /* Origin of mcast */
90 struct in_addr mfcc_mcastgrp
; /* Group in question */
91 vifi_t mfcc_parent
; /* Where it arrived */
92 unsigned char mfcc_ttls
[MAXVIFS
]; /* Where it is going */
93 unsigned int mfcc_pkt_cnt
; /* pkt count for src-grp */
94 unsigned int mfcc_byte_cnt
;
95 unsigned int mfcc_wrong_if
;
101 * Group count retrieval for mrouted
104 struct sioc_sg_req sgreq;
105 memset(&sgreq, 0, sizeof(sgreq));
106 memcpy(&sgreq.src, &source_addr, sizeof(sgreq.src));
107 memcpy(&sgreq.grp, &group_addr, sizeof(sgreq.grp));
108 ioctl(mrouter_s4, SIOCGETSGCNT, &sgreq);
110 #ifndef HAVE_STRUCT_SIOC_SG_REQ
114 unsigned long pktcnt
;
115 unsigned long bytecnt
;
116 unsigned long wrong_if
;
121 * To get vif packet counts
124 struct sioc_vif_req vreq;
125 memset(&vreq, 0, sizeof(vreq));
126 vreq.vifi = vif_index;
127 ioctl(mrouter_s4, SIOCGETVIFCNT, &vreq);
129 #ifndef HAVE_STRUCT_SIOC_VIF_REQ
130 struct sioc_vif_req
{
131 vifi_t vifi
; /* Which iface */
132 unsigned long icount
; /* In packets */
133 unsigned long ocount
; /* Out packets */
134 unsigned long ibytes
; /* In bytes */
135 unsigned long obytes
; /* Out bytes */
140 * Pseudo messages used by mrouted
142 #ifndef IGMPMSG_NOCACHE
143 #define IGMPMSG_NOCACHE 1 /* Kern cache fill request to mrouted */
144 #define IGMPMSG_WRONGVIF 2 /* For PIM assert processing (unused) */
145 #define IGMPMSG_WHOLEPKT 3 /* For PIM Register processing */
148 #ifndef HAVE_STRUCT_IGMPMSG
151 uint32_t unused1
,unused2
;
152 unsigned char im_msgtype
; /* What is this */
153 unsigned char im_mbz
; /* Must be zero */
154 unsigned char im_vif
; /* Interface (this ought to be a vifi_t!) */
155 unsigned char unused3
;
156 struct in_addr im_src
,im_dst
;
161 #ifndef IGMPMSG_WRVIFWHOLE
162 #define IGMPMSG_WRVIFWHOLE 4
166 Above: from <linux/mroute.h>
169 int pim_mroute_socket_enable(void);
170 int pim_mroute_socket_disable(void);
172 int pim_mroute_add_vif(struct interface
*ifp
, struct in_addr ifaddr
, unsigned char flags
);
173 int pim_mroute_del_vif(int vif_index
);
175 int pim_mroute_add(struct channel_oil
*c_oil
);
176 int pim_mroute_del(struct channel_oil
*c_oil
);
178 int pim_mroute_msg(int fd
, const char *buf
, int buf_size
);
180 void pim_mroute_update_counters (struct channel_oil
*c_oil
);
181 #endif /* PIM_MROUTE_H */