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Linux kernel mirror (for testing) git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
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123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115116117118119120121122123124125126127128129130131132133134135136137138139140141142143144145146147148149150151152153154155156157158159160161162163164165166167168169170171172173174175176177178179180181182183184185186187188/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */#ifndef _UAPI__LINUX_MROUTE_H#define _UAPI__LINUX_MROUTE_H
#include <linux/sockios.h>#include <linux/types.h>#include <linux/in.h> /* For struct in_addr. */
/* Based on the MROUTING 3.5 defines primarily to keep * source compatibility with BSD. * * See the mrouted code for the original history. * * Protocol Independent Multicast (PIM) data structures included * Carlos Picoto (cap@di.fc.ul.pt) */
#define MRT_BASE 200#define MRT_INIT (MRT_BASE) /* Activate the kernel mroute code */#define MRT_DONE (MRT_BASE+1) /* Shutdown the kernel mroute */#define MRT_ADD_VIF (MRT_BASE+2) /* Add a virtual interface */#define MRT_DEL_VIF (MRT_BASE+3) /* Delete a virtual interface */#define MRT_ADD_MFC (MRT_BASE+4) /* Add a multicast forwarding entry */#define MRT_DEL_MFC (MRT_BASE+5) /* Delete a multicast forwarding entry */#define MRT_VERSION (MRT_BASE+6) /* Get the kernel multicast version */#define MRT_ASSERT (MRT_BASE+7) /* Activate PIM assert mode */#define MRT_PIM (MRT_BASE+8) /* enable PIM code */#define MRT_TABLE (MRT_BASE+9) /* Specify mroute table ID */#define MRT_ADD_MFC_PROXY (MRT_BASE+10) /* Add a (*,*|G) mfc entry */#define MRT_DEL_MFC_PROXY (MRT_BASE+11) /* Del a (*,*|G) mfc entry */#define MRT_FLUSH (MRT_BASE+12) /* Flush all mfc entries and/or vifs */#define MRT_MAX (MRT_BASE+12)
#define SIOCGETVIFCNT SIOCPROTOPRIVATE /* IP protocol privates */#define SIOCGETSGCNT (SIOCPROTOPRIVATE+1)#define SIOCGETRPF (SIOCPROTOPRIVATE+2)
/* MRT_FLUSH optional flags */#define MRT_FLUSH_MFC 1 /* Flush multicast entries */#define MRT_FLUSH_MFC_STATIC 2 /* Flush static multicast entries */#define MRT_FLUSH_VIFS 4 /* Flush multicast vifs */#define MRT_FLUSH_VIFS_STATIC 8 /* Flush static multicast vifs */
#define MAXVIFS 32typedef unsigned long vifbitmap_t; /* User mode code depends on this lot */typedef unsigned short vifi_t;#define ALL_VIFS ((vifi_t)(-1))
/* Same idea as select */
#define VIFM_SET(n,m) ((m)|=(1<<(n)))#define VIFM_CLR(n,m) ((m)&=~(1<<(n)))#define VIFM_ISSET(n,m) ((m)&(1<<(n)))#define VIFM_CLRALL(m) ((m)=0)#define VIFM_COPY(mfrom,mto) ((mto)=(mfrom))#define VIFM_SAME(m1,m2) ((m1)==(m2))
/* Passed by mrouted for an MRT_ADD_VIF - again we use the * mrouted 3.6 structures for compatibility */struct vifctl { vifi_t vifc_vifi; /* Index of VIF */ unsigned char vifc_flags; /* VIFF_ flags */ unsigned char vifc_threshold; /* ttl limit */ unsigned int vifc_rate_limit; /* Rate limiter values (NI) */ union { struct in_addr vifc_lcl_addr; /* Local interface address */ int vifc_lcl_ifindex; /* Local interface index */ }; struct in_addr vifc_rmt_addr; /* IPIP tunnel addr */};
#define VIFF_TUNNEL 0x1 /* IPIP tunnel */#define VIFF_SRCRT 0x2 /* NI */#define VIFF_REGISTER 0x4 /* register vif */#define VIFF_USE_IFINDEX 0x8 /* use vifc_lcl_ifindex instead of vifc_lcl_addr to find an interface */
/* Cache manipulation structures for mrouted and PIMd */struct mfcctl { struct in_addr mfcc_origin; /* Origin of mcast */ struct in_addr mfcc_mcastgrp; /* Group in question */ vifi_t mfcc_parent; /* Where it arrived */ unsigned char mfcc_ttls[MAXVIFS]; /* Where it is going */ unsigned int mfcc_pkt_cnt; /* pkt count for src-grp */ unsigned int mfcc_byte_cnt; unsigned int mfcc_wrong_if; int mfcc_expire;};
/* Group count retrieval for mrouted */struct sioc_sg_req { struct in_addr src; struct in_addr grp; unsigned long pktcnt; unsigned long bytecnt; unsigned long wrong_if;};
/* To get vif packet counts */struct sioc_vif_req { vifi_t vifi; /* Which iface */ unsigned long icount; /* In packets */ unsigned long ocount; /* Out packets */ unsigned long ibytes; /* In bytes */ unsigned long obytes; /* Out bytes */};
/* This is the format the mroute daemon expects to see IGMP control * data. Magically happens to be like an IP packet as per the original */struct igmpmsg { __u32 unused1,unused2; unsigned char im_msgtype; /* What is this */ unsigned char im_mbz; /* Must be zero */ unsigned char im_vif; /* Low 8 bits of Interface */ unsigned char im_vif_hi; /* High 8 bits of Interface */ struct in_addr im_src,im_dst;};
/* ipmr netlink table attributes */enum { IPMRA_TABLE_UNSPEC, IPMRA_TABLE_ID, IPMRA_TABLE_CACHE_RES_QUEUE_LEN, IPMRA_TABLE_MROUTE_REG_VIF_NUM, IPMRA_TABLE_MROUTE_DO_ASSERT, IPMRA_TABLE_MROUTE_DO_PIM, IPMRA_TABLE_VIFS, IPMRA_TABLE_MROUTE_DO_WRVIFWHOLE, __IPMRA_TABLE_MAX};#define IPMRA_TABLE_MAX (__IPMRA_TABLE_MAX - 1)
/* ipmr netlink vif attribute format * [ IPMRA_TABLE_VIFS ] - nested attribute * [ IPMRA_VIF ] - nested attribute * [ IPMRA_VIFA_xxx ] */enum { IPMRA_VIF_UNSPEC, IPMRA_VIF, __IPMRA_VIF_MAX};#define IPMRA_VIF_MAX (__IPMRA_VIF_MAX - 1)
/* vif-specific attributes */enum { IPMRA_VIFA_UNSPEC, IPMRA_VIFA_IFINDEX, IPMRA_VIFA_VIF_ID, IPMRA_VIFA_FLAGS, IPMRA_VIFA_BYTES_IN, IPMRA_VIFA_BYTES_OUT, IPMRA_VIFA_PACKETS_IN, IPMRA_VIFA_PACKETS_OUT, IPMRA_VIFA_LOCAL_ADDR, IPMRA_VIFA_REMOTE_ADDR, IPMRA_VIFA_PAD, __IPMRA_VIFA_MAX};#define IPMRA_VIFA_MAX (__IPMRA_VIFA_MAX - 1)
/* ipmr netlink cache report attributes */enum { IPMRA_CREPORT_UNSPEC, IPMRA_CREPORT_MSGTYPE, IPMRA_CREPORT_VIF_ID, IPMRA_CREPORT_SRC_ADDR, IPMRA_CREPORT_DST_ADDR, IPMRA_CREPORT_PKT, IPMRA_CREPORT_TABLE, __IPMRA_CREPORT_MAX};#define IPMRA_CREPORT_MAX (__IPMRA_CREPORT_MAX - 1)
/* That's all usermode folks */
#define MFC_ASSERT_THRESH (3*HZ) /* Maximal freq. of asserts */
/* Pseudo messages used by mrouted */#define IGMPMSG_NOCACHE 1 /* Kern cache fill request to mrouted */#define IGMPMSG_WRONGVIF 2 /* For PIM assert processing (unused) */#define IGMPMSG_WHOLEPKT 3 /* For PIM Register processing */#define IGMPMSG_WRVIFWHOLE 4 /* For PIM Register and assert processing */
#endif /* _UAPI__LINUX_MROUTE_H */