16f52b16cSGreg Kroah-Hartman /* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ 2607ca46eSDavid Howells #ifndef _UAPI__LINUX_MROUTE_H 3607ca46eSDavid Howells #define _UAPI__LINUX_MROUTE_H 4607ca46eSDavid Howells 5607ca46eSDavid Howells #include <linux/sockios.h> 6607ca46eSDavid Howells #include <linux/types.h> 7bcb41c6bSDmitry V. Levin #include <linux/in.h> /* For struct in_addr. */ 8607ca46eSDavid Howells 97ef8f65dSNikolay Aleksandrov /* Based on the MROUTING 3.5 defines primarily to keep 10607ca46eSDavid Howells * source compatibility with BSD. 11607ca46eSDavid Howells * 12607ca46eSDavid Howells * See the mrouted code for the original history. 13607ca46eSDavid Howells * 14607ca46eSDavid Howells * Protocol Independent Multicast (PIM) data structures included 15607ca46eSDavid Howells * Carlos Picoto (cap@di.fc.ul.pt) 16607ca46eSDavid Howells */ 17607ca46eSDavid Howells 18607ca46eSDavid Howells #define MRT_BASE 200 19607ca46eSDavid Howells #define MRT_INIT (MRT_BASE) /* Activate the kernel mroute code */ 20607ca46eSDavid Howells #define MRT_DONE (MRT_BASE+1) /* Shutdown the kernel mroute */ 21607ca46eSDavid Howells #define MRT_ADD_VIF (MRT_BASE+2) /* Add a virtual interface */ 22607ca46eSDavid Howells #define MRT_DEL_VIF (MRT_BASE+3) /* Delete a virtual interface */ 23607ca46eSDavid Howells #define MRT_ADD_MFC (MRT_BASE+4) /* Add a multicast forwarding entry */ 24607ca46eSDavid Howells #define MRT_DEL_MFC (MRT_BASE+5) /* Delete a multicast forwarding entry */ 25607ca46eSDavid Howells #define MRT_VERSION (MRT_BASE+6) /* Get the kernel multicast version */ 26607ca46eSDavid Howells #define MRT_ASSERT (MRT_BASE+7) /* Activate PIM assert mode */ 27607ca46eSDavid Howells #define MRT_PIM (MRT_BASE+8) /* enable PIM code */ 28607ca46eSDavid Howells #define MRT_TABLE (MRT_BASE+9) /* Specify mroute table ID */ 29660b26dcSNicolas Dichtel #define MRT_ADD_MFC_PROXY (MRT_BASE+10) /* Add a (*,*|G) mfc entry */ 30660b26dcSNicolas Dichtel #define MRT_DEL_MFC_PROXY (MRT_BASE+11) /* Del a (*,*|G) mfc entry */ 31ca8d4794SCallum Sinclair #define MRT_FLUSH (MRT_BASE+12) /* Flush all mfc entries and/or vifs */ 32ca8d4794SCallum Sinclair #define MRT_MAX (MRT_BASE+12) 33607ca46eSDavid Howells 34607ca46eSDavid Howells #define SIOCGETVIFCNT SIOCPROTOPRIVATE /* IP protocol privates */ 35607ca46eSDavid Howells #define SIOCGETSGCNT (SIOCPROTOPRIVATE+1) 36607ca46eSDavid Howells #define SIOCGETRPF (SIOCPROTOPRIVATE+2) 37607ca46eSDavid Howells 38ca8d4794SCallum Sinclair /* MRT_FLUSH optional flags */ 39ca8d4794SCallum Sinclair #define MRT_FLUSH_MFC 1 /* Flush multicast entries */ 40ca8d4794SCallum Sinclair #define MRT_FLUSH_MFC_STATIC 2 /* Flush static multicast entries */ 41ca8d4794SCallum Sinclair #define MRT_FLUSH_VIFS 4 /* Flush multicast vifs */ 42ca8d4794SCallum Sinclair #define MRT_FLUSH_VIFS_STATIC 8 /* Flush static multicast vifs */ 43ca8d4794SCallum Sinclair 44607ca46eSDavid Howells #define MAXVIFS 32 45607ca46eSDavid Howells typedef unsigned long vifbitmap_t; /* User mode code depends on this lot */ 46607ca46eSDavid Howells typedef unsigned short vifi_t; 47607ca46eSDavid Howells #define ALL_VIFS ((vifi_t)(-1)) 48607ca46eSDavid Howells 497ef8f65dSNikolay Aleksandrov /* Same idea as select */ 50607ca46eSDavid Howells 51607ca46eSDavid Howells #define VIFM_SET(n,m) ((m)|=(1<<(n))) 52607ca46eSDavid Howells #define VIFM_CLR(n,m) ((m)&=~(1<<(n))) 53607ca46eSDavid Howells #define VIFM_ISSET(n,m) ((m)&(1<<(n))) 54607ca46eSDavid Howells #define VIFM_CLRALL(m) ((m)=0) 55607ca46eSDavid Howells #define VIFM_COPY(mfrom,mto) ((mto)=(mfrom)) 56607ca46eSDavid Howells #define VIFM_SAME(m1,m2) ((m1)==(m2)) 57607ca46eSDavid Howells 587ef8f65dSNikolay Aleksandrov /* Passed by mrouted for an MRT_ADD_VIF - again we use the 59607ca46eSDavid Howells * mrouted 3.6 structures for compatibility 60607ca46eSDavid Howells */ 61607ca46eSDavid Howells struct vifctl { 62607ca46eSDavid Howells vifi_t vifc_vifi; /* Index of VIF */ 63607ca46eSDavid Howells unsigned char vifc_flags; /* VIFF_ flags */ 64607ca46eSDavid Howells unsigned char vifc_threshold; /* ttl limit */ 65607ca46eSDavid Howells unsigned int vifc_rate_limit; /* Rate limiter values (NI) */ 66607ca46eSDavid Howells union { 67607ca46eSDavid Howells struct in_addr vifc_lcl_addr; /* Local interface address */ 68607ca46eSDavid Howells int vifc_lcl_ifindex; /* Local interface index */ 69607ca46eSDavid Howells }; 70607ca46eSDavid Howells struct in_addr vifc_rmt_addr; /* IPIP tunnel addr */ 71607ca46eSDavid Howells }; 72607ca46eSDavid Howells 73607ca46eSDavid Howells #define VIFF_TUNNEL 0x1 /* IPIP tunnel */ 74607ca46eSDavid Howells #define VIFF_SRCRT 0x2 /* NI */ 75607ca46eSDavid Howells #define VIFF_REGISTER 0x4 /* register vif */ 76607ca46eSDavid Howells #define VIFF_USE_IFINDEX 0x8 /* use vifc_lcl_ifindex instead of 77607ca46eSDavid Howells vifc_lcl_addr to find an interface */ 78607ca46eSDavid Howells 797ef8f65dSNikolay Aleksandrov /* Cache manipulation structures for mrouted and PIMd */ 80607ca46eSDavid Howells struct mfcctl { 81607ca46eSDavid Howells struct in_addr mfcc_origin; /* Origin of mcast */ 82607ca46eSDavid Howells struct in_addr mfcc_mcastgrp; /* Group in question */ 83607ca46eSDavid Howells vifi_t mfcc_parent; /* Where it arrived */ 84607ca46eSDavid Howells unsigned char mfcc_ttls[MAXVIFS]; /* Where it is going */ 85607ca46eSDavid Howells unsigned int mfcc_pkt_cnt; /* pkt count for src-grp */ 86607ca46eSDavid Howells unsigned int mfcc_byte_cnt; 87607ca46eSDavid Howells unsigned int mfcc_wrong_if; 88607ca46eSDavid Howells int mfcc_expire; 89607ca46eSDavid Howells }; 90607ca46eSDavid Howells 917ef8f65dSNikolay Aleksandrov /* Group count retrieval for mrouted */ 92607ca46eSDavid Howells struct sioc_sg_req { 93607ca46eSDavid Howells struct in_addr src; 94607ca46eSDavid Howells struct in_addr grp; 95607ca46eSDavid Howells unsigned long pktcnt; 96607ca46eSDavid Howells unsigned long bytecnt; 97607ca46eSDavid Howells unsigned long wrong_if; 98607ca46eSDavid Howells }; 99607ca46eSDavid Howells 1007ef8f65dSNikolay Aleksandrov /* To get vif packet counts */ 101607ca46eSDavid Howells struct sioc_vif_req { 102607ca46eSDavid Howells vifi_t vifi; /* Which iface */ 103607ca46eSDavid Howells unsigned long icount; /* In packets */ 104607ca46eSDavid Howells unsigned long ocount; /* Out packets */ 105607ca46eSDavid Howells unsigned long ibytes; /* In bytes */ 106607ca46eSDavid Howells unsigned long obytes; /* Out bytes */ 107607ca46eSDavid Howells }; 108607ca46eSDavid Howells 1097ef8f65dSNikolay Aleksandrov /* This is the format the mroute daemon expects to see IGMP control 110607ca46eSDavid Howells * data. Magically happens to be like an IP packet as per the original 111607ca46eSDavid Howells */ 112607ca46eSDavid Howells struct igmpmsg { 113607ca46eSDavid Howells __u32 unused1,unused2; 114607ca46eSDavid Howells unsigned char im_msgtype; /* What is this */ 115607ca46eSDavid Howells unsigned char im_mbz; /* Must be zero */ 116*c8715a8eSPaul Davey unsigned char im_vif; /* Low 8 bits of Interface */ 117*c8715a8eSPaul Davey unsigned char im_vif_hi; /* High 8 bits of Interface */ 118607ca46eSDavid Howells struct in_addr im_src,im_dst; 119607ca46eSDavid Howells }; 120607ca46eSDavid Howells 121772c344dSNikolay Aleksandrov /* ipmr netlink table attributes */ 122772c344dSNikolay Aleksandrov enum { 123772c344dSNikolay Aleksandrov IPMRA_TABLE_UNSPEC, 124772c344dSNikolay Aleksandrov IPMRA_TABLE_ID, 125772c344dSNikolay Aleksandrov IPMRA_TABLE_CACHE_RES_QUEUE_LEN, 126772c344dSNikolay Aleksandrov IPMRA_TABLE_MROUTE_REG_VIF_NUM, 127772c344dSNikolay Aleksandrov IPMRA_TABLE_MROUTE_DO_ASSERT, 128772c344dSNikolay Aleksandrov IPMRA_TABLE_MROUTE_DO_PIM, 129772c344dSNikolay Aleksandrov IPMRA_TABLE_VIFS, 130c921c207SNikolay Aleksandrov IPMRA_TABLE_MROUTE_DO_WRVIFWHOLE, 131772c344dSNikolay Aleksandrov __IPMRA_TABLE_MAX 132772c344dSNikolay Aleksandrov }; 133772c344dSNikolay Aleksandrov #define IPMRA_TABLE_MAX (__IPMRA_TABLE_MAX - 1) 134772c344dSNikolay Aleksandrov 135772c344dSNikolay Aleksandrov /* ipmr netlink vif attribute format 136772c344dSNikolay Aleksandrov * [ IPMRA_TABLE_VIFS ] - nested attribute 137772c344dSNikolay Aleksandrov * [ IPMRA_VIF ] - nested attribute 138772c344dSNikolay Aleksandrov * [ IPMRA_VIFA_xxx ] 139772c344dSNikolay Aleksandrov */ 140772c344dSNikolay Aleksandrov enum { 141772c344dSNikolay Aleksandrov IPMRA_VIF_UNSPEC, 142772c344dSNikolay Aleksandrov IPMRA_VIF, 143772c344dSNikolay Aleksandrov __IPMRA_VIF_MAX 144772c344dSNikolay Aleksandrov }; 145772c344dSNikolay Aleksandrov #define IPMRA_VIF_MAX (__IPMRA_VIF_MAX - 1) 146772c344dSNikolay Aleksandrov 147772c344dSNikolay Aleksandrov /* vif-specific attributes */ 148772c344dSNikolay Aleksandrov enum { 149772c344dSNikolay Aleksandrov IPMRA_VIFA_UNSPEC, 150772c344dSNikolay Aleksandrov IPMRA_VIFA_IFINDEX, 151772c344dSNikolay Aleksandrov IPMRA_VIFA_VIF_ID, 152772c344dSNikolay Aleksandrov IPMRA_VIFA_FLAGS, 153772c344dSNikolay Aleksandrov IPMRA_VIFA_BYTES_IN, 154772c344dSNikolay Aleksandrov IPMRA_VIFA_BYTES_OUT, 155772c344dSNikolay Aleksandrov IPMRA_VIFA_PACKETS_IN, 156772c344dSNikolay Aleksandrov IPMRA_VIFA_PACKETS_OUT, 157772c344dSNikolay Aleksandrov IPMRA_VIFA_LOCAL_ADDR, 158772c344dSNikolay Aleksandrov IPMRA_VIFA_REMOTE_ADDR, 159772c344dSNikolay Aleksandrov IPMRA_VIFA_PAD, 160772c344dSNikolay Aleksandrov __IPMRA_VIFA_MAX 161772c344dSNikolay Aleksandrov }; 162772c344dSNikolay Aleksandrov #define IPMRA_VIFA_MAX (__IPMRA_VIFA_MAX - 1) 163772c344dSNikolay Aleksandrov 1645a645dd8SJulien Gomes /* ipmr netlink cache report attributes */ 1655a645dd8SJulien Gomes enum { 1665a645dd8SJulien Gomes IPMRA_CREPORT_UNSPEC, 1675a645dd8SJulien Gomes IPMRA_CREPORT_MSGTYPE, 1685a645dd8SJulien Gomes IPMRA_CREPORT_VIF_ID, 1695a645dd8SJulien Gomes IPMRA_CREPORT_SRC_ADDR, 1705a645dd8SJulien Gomes IPMRA_CREPORT_DST_ADDR, 1715a645dd8SJulien Gomes IPMRA_CREPORT_PKT, 172501cb008SPaul Davey IPMRA_CREPORT_TABLE, 1735a645dd8SJulien Gomes __IPMRA_CREPORT_MAX 1745a645dd8SJulien Gomes }; 1755a645dd8SJulien Gomes #define IPMRA_CREPORT_MAX (__IPMRA_CREPORT_MAX - 1) 1765a645dd8SJulien Gomes 1777ef8f65dSNikolay Aleksandrov /* That's all usermode folks */ 178607ca46eSDavid Howells 179607ca46eSDavid Howells #define MFC_ASSERT_THRESH (3*HZ) /* Maximal freq. of asserts */ 180607ca46eSDavid Howells 1817ef8f65dSNikolay Aleksandrov /* Pseudo messages used by mrouted */ 182607ca46eSDavid Howells #define IGMPMSG_NOCACHE 1 /* Kern cache fill request to mrouted */ 183607ca46eSDavid Howells #define IGMPMSG_WRONGVIF 2 /* For PIM assert processing (unused) */ 184607ca46eSDavid Howells #define IGMPMSG_WHOLEPKT 3 /* For PIM Register processing */ 185c921c207SNikolay Aleksandrov #define IGMPMSG_WRVIFWHOLE 4 /* For PIM Register and assert processing */ 186607ca46eSDavid Howells 187607ca46eSDavid Howells #endif /* _UAPI__LINUX_MROUTE_H */ 188