1 /* SPDX-License-Identifier: GPL-2.0 WITH Linux << 2 #ifndef _UAPI__LINUX_MROUTE_H 1 #ifndef _UAPI__LINUX_MROUTE_H 3 #define _UAPI__LINUX_MROUTE_H 2 #define _UAPI__LINUX_MROUTE_H 4 3 5 #include <linux/sockios.h> 4 #include <linux/sockios.h> 6 #include <linux/types.h> 5 #include <linux/types.h> 7 #include <linux/in.h> /* For struct << 8 6 9 /* Based on the MROUTING 3.5 defines primarily 7 /* Based on the MROUTING 3.5 defines primarily to keep 10 * source compatibility with BSD. 8 * source compatibility with BSD. 11 * 9 * 12 * See the mrouted code for the original histo 10 * See the mrouted code for the original history. 13 * 11 * 14 * Protocol Independent Multicast (PIM) data s 12 * Protocol Independent Multicast (PIM) data structures included 15 * Carlos Picoto (cap@di.fc.ul.pt) 13 * Carlos Picoto (cap@di.fc.ul.pt) 16 */ 14 */ 17 15 18 #define MRT_BASE 200 16 #define MRT_BASE 200 19 #define MRT_INIT (MRT_BASE) /* Act 17 #define MRT_INIT (MRT_BASE) /* Activate the kernel mroute code */ 20 #define MRT_DONE (MRT_BASE+1) /* Shu 18 #define MRT_DONE (MRT_BASE+1) /* Shutdown the kernel mroute */ 21 #define MRT_ADD_VIF (MRT_BASE+2) /* Add 19 #define MRT_ADD_VIF (MRT_BASE+2) /* Add a virtual interface */ 22 #define MRT_DEL_VIF (MRT_BASE+3) /* Del 20 #define MRT_DEL_VIF (MRT_BASE+3) /* Delete a virtual interface */ 23 #define MRT_ADD_MFC (MRT_BASE+4) /* Add 21 #define MRT_ADD_MFC (MRT_BASE+4) /* Add a multicast forwarding entry */ 24 #define MRT_DEL_MFC (MRT_BASE+5) /* Del 22 #define MRT_DEL_MFC (MRT_BASE+5) /* Delete a multicast forwarding entry */ 25 #define MRT_VERSION (MRT_BASE+6) /* Get 23 #define MRT_VERSION (MRT_BASE+6) /* Get the kernel multicast version */ 26 #define MRT_ASSERT (MRT_BASE+7) /* Act 24 #define MRT_ASSERT (MRT_BASE+7) /* Activate PIM assert mode */ 27 #define MRT_PIM (MRT_BASE+8) /* ena 25 #define MRT_PIM (MRT_BASE+8) /* enable PIM code */ 28 #define MRT_TABLE (MRT_BASE+9) /* Spe 26 #define MRT_TABLE (MRT_BASE+9) /* Specify mroute table ID */ 29 #define MRT_ADD_MFC_PROXY (MRT_BASE+10) 27 #define MRT_ADD_MFC_PROXY (MRT_BASE+10) /* Add a (*,*|G) mfc entry */ 30 #define MRT_DEL_MFC_PROXY (MRT_BASE+11) 28 #define MRT_DEL_MFC_PROXY (MRT_BASE+11) /* Del a (*,*|G) mfc entry */ 31 #define MRT_FLUSH (MRT_BASE+12) /* Flu !! 29 #define MRT_MAX (MRT_BASE+11) 32 #define MRT_MAX (MRT_BASE+12) << 33 30 34 #define SIOCGETVIFCNT SIOCPROTOPRIVATE 31 #define SIOCGETVIFCNT SIOCPROTOPRIVATE /* IP protocol privates */ 35 #define SIOCGETSGCNT (SIOCPROTOPRIVATE+1) 32 #define SIOCGETSGCNT (SIOCPROTOPRIVATE+1) 36 #define SIOCGETRPF (SIOCPROTOPRIVATE+2) 33 #define SIOCGETRPF (SIOCPROTOPRIVATE+2) 37 34 38 /* MRT_FLUSH optional flags */ << 39 #define MRT_FLUSH_MFC 1 /* Flush multi << 40 #define MRT_FLUSH_MFC_STATIC 2 /* Flu << 41 #define MRT_FLUSH_VIFS 4 /* Flush multi << 42 #define MRT_FLUSH_VIFS_STATIC 8 /* Flu << 43 << 44 #define MAXVIFS 32 35 #define MAXVIFS 32 45 typedef unsigned long vifbitmap_t; /* Use 36 typedef unsigned long vifbitmap_t; /* User mode code depends on this lot */ 46 typedef unsigned short vifi_t; 37 typedef unsigned short vifi_t; 47 #define ALL_VIFS ((vifi_t)(-1)) 38 #define ALL_VIFS ((vifi_t)(-1)) 48 39 49 /* Same idea as select */ 40 /* Same idea as select */ 50 41 51 #define VIFM_SET(n,m) ((m)|=(1<<(n))) 42 #define VIFM_SET(n,m) ((m)|=(1<<(n))) 52 #define VIFM_CLR(n,m) ((m)&=~(1<<(n))) 43 #define VIFM_CLR(n,m) ((m)&=~(1<<(n))) 53 #define VIFM_ISSET(n,m) ((m)&(1<<(n))) 44 #define VIFM_ISSET(n,m) ((m)&(1<<(n))) 54 #define VIFM_CLRALL(m) ((m)=0) 45 #define VIFM_CLRALL(m) ((m)=0) 55 #define VIFM_COPY(mfrom,mto) ((mto)=(mfrom) 46 #define VIFM_COPY(mfrom,mto) ((mto)=(mfrom)) 56 #define VIFM_SAME(m1,m2) ((m1)==(m2)) 47 #define VIFM_SAME(m1,m2) ((m1)==(m2)) 57 48 58 /* Passed by mrouted for an MRT_ADD_VIF - agai 49 /* Passed by mrouted for an MRT_ADD_VIF - again we use the 59 * mrouted 3.6 structures for compatibility 50 * mrouted 3.6 structures for compatibility 60 */ 51 */ 61 struct vifctl { 52 struct vifctl { 62 vifi_t vifc_vifi; /* Ind 53 vifi_t vifc_vifi; /* Index of VIF */ 63 unsigned char vifc_flags; /* VIF 54 unsigned char vifc_flags; /* VIFF_ flags */ 64 unsigned char vifc_threshold; /* ttl 55 unsigned char vifc_threshold; /* ttl limit */ 65 unsigned int vifc_rate_limit; /* Rat 56 unsigned int vifc_rate_limit; /* Rate limiter values (NI) */ 66 union { 57 union { 67 struct in_addr vifc_lcl_addr; 58 struct in_addr vifc_lcl_addr; /* Local interface address */ 68 int vifc_lcl_ifinde 59 int vifc_lcl_ifindex; /* Local interface index */ 69 }; 60 }; 70 struct in_addr vifc_rmt_addr; /* IPI 61 struct in_addr vifc_rmt_addr; /* IPIP tunnel addr */ 71 }; 62 }; 72 63 73 #define VIFF_TUNNEL 0x1 /* IPI 64 #define VIFF_TUNNEL 0x1 /* IPIP tunnel */ 74 #define VIFF_SRCRT 0x2 /* NI 65 #define VIFF_SRCRT 0x2 /* NI */ 75 #define VIFF_REGISTER 0x4 /* reg 66 #define VIFF_REGISTER 0x4 /* register vif */ 76 #define VIFF_USE_IFINDEX 0x8 /* use 67 #define VIFF_USE_IFINDEX 0x8 /* use vifc_lcl_ifindex instead of 77 vif 68 vifc_lcl_addr to find an interface */ 78 69 79 /* Cache manipulation structures for mrouted a 70 /* Cache manipulation structures for mrouted and PIMd */ 80 struct mfcctl { 71 struct mfcctl { 81 struct in_addr mfcc_origin; 72 struct in_addr mfcc_origin; /* Origin of mcast */ 82 struct in_addr mfcc_mcastgrp; 73 struct in_addr mfcc_mcastgrp; /* Group in question */ 83 vifi_t mfcc_parent; 74 vifi_t mfcc_parent; /* Where it arrived */ 84 unsigned char mfcc_ttls[MAXVIFS]; 75 unsigned char mfcc_ttls[MAXVIFS]; /* Where it is going */ 85 unsigned int mfcc_pkt_cnt; 76 unsigned int mfcc_pkt_cnt; /* pkt count for src-grp */ 86 unsigned int mfcc_byte_cnt; 77 unsigned int mfcc_byte_cnt; 87 unsigned int mfcc_wrong_if; 78 unsigned int mfcc_wrong_if; 88 int mfcc_expire; 79 int mfcc_expire; 89 }; 80 }; 90 81 91 /* Group count retrieval for mrouted */ 82 /* Group count retrieval for mrouted */ 92 struct sioc_sg_req { 83 struct sioc_sg_req { 93 struct in_addr src; 84 struct in_addr src; 94 struct in_addr grp; 85 struct in_addr grp; 95 unsigned long pktcnt; 86 unsigned long pktcnt; 96 unsigned long bytecnt; 87 unsigned long bytecnt; 97 unsigned long wrong_if; 88 unsigned long wrong_if; 98 }; 89 }; 99 90 100 /* To get vif packet counts */ 91 /* To get vif packet counts */ 101 struct sioc_vif_req { 92 struct sioc_vif_req { 102 vifi_t vifi; /* Which iface 93 vifi_t vifi; /* Which iface */ 103 unsigned long icount; /* In packets 94 unsigned long icount; /* In packets */ 104 unsigned long ocount; /* Out packets 95 unsigned long ocount; /* Out packets */ 105 unsigned long ibytes; /* In bytes */ 96 unsigned long ibytes; /* In bytes */ 106 unsigned long obytes; /* Out bytes * 97 unsigned long obytes; /* Out bytes */ 107 }; 98 }; 108 99 109 /* This is the format the mroute daemon expect 100 /* This is the format the mroute daemon expects to see IGMP control 110 * data. Magically happens to be like an IP pa 101 * data. Magically happens to be like an IP packet as per the original 111 */ 102 */ 112 struct igmpmsg { 103 struct igmpmsg { 113 __u32 unused1,unused2; 104 __u32 unused1,unused2; 114 unsigned char im_msgtype; 105 unsigned char im_msgtype; /* What is this */ 115 unsigned char im_mbz; 106 unsigned char im_mbz; /* Must be zero */ 116 unsigned char im_vif; !! 107 unsigned char im_vif; /* Interface (this ought to be a vifi_t!) */ 117 unsigned char im_vif_hi; !! 108 unsigned char unused3; 118 struct in_addr im_src,im_dst; 109 struct in_addr im_src,im_dst; 119 }; 110 }; 120 111 121 /* ipmr netlink table attributes */ << 122 enum { << 123 IPMRA_TABLE_UNSPEC, << 124 IPMRA_TABLE_ID, << 125 IPMRA_TABLE_CACHE_RES_QUEUE_LEN, << 126 IPMRA_TABLE_MROUTE_REG_VIF_NUM, << 127 IPMRA_TABLE_MROUTE_DO_ASSERT, << 128 IPMRA_TABLE_MROUTE_DO_PIM, << 129 IPMRA_TABLE_VIFS, << 130 IPMRA_TABLE_MROUTE_DO_WRVIFWHOLE, << 131 __IPMRA_TABLE_MAX << 132 }; << 133 #define IPMRA_TABLE_MAX (__IPMRA_TABLE_MAX - 1 << 134 << 135 /* ipmr netlink vif attribute format << 136 * [ IPMRA_TABLE_VIFS ] - nested attribute << 137 * [ IPMRA_VIF ] - nested attribute << 138 * [ IPMRA_VIFA_xxx ] << 139 */ << 140 enum { << 141 IPMRA_VIF_UNSPEC, << 142 IPMRA_VIF, << 143 __IPMRA_VIF_MAX << 144 }; << 145 #define IPMRA_VIF_MAX (__IPMRA_VIF_MAX - 1) << 146 << 147 /* vif-specific attributes */ << 148 enum { << 149 IPMRA_VIFA_UNSPEC, << 150 IPMRA_VIFA_IFINDEX, << 151 IPMRA_VIFA_VIF_ID, << 152 IPMRA_VIFA_FLAGS, << 153 IPMRA_VIFA_BYTES_IN, << 154 IPMRA_VIFA_BYTES_OUT, << 155 IPMRA_VIFA_PACKETS_IN, << 156 IPMRA_VIFA_PACKETS_OUT, << 157 IPMRA_VIFA_LOCAL_ADDR, << 158 IPMRA_VIFA_REMOTE_ADDR, << 159 IPMRA_VIFA_PAD, << 160 __IPMRA_VIFA_MAX << 161 }; << 162 #define IPMRA_VIFA_MAX (__IPMRA_VIFA_MAX - 1) << 163 << 164 /* ipmr netlink cache report attributes */ << 165 enum { << 166 IPMRA_CREPORT_UNSPEC, << 167 IPMRA_CREPORT_MSGTYPE, << 168 IPMRA_CREPORT_VIF_ID, << 169 IPMRA_CREPORT_SRC_ADDR, << 170 IPMRA_CREPORT_DST_ADDR, << 171 IPMRA_CREPORT_PKT, << 172 IPMRA_CREPORT_TABLE, << 173 __IPMRA_CREPORT_MAX << 174 }; << 175 #define IPMRA_CREPORT_MAX (__IPMRA_CREPORT_MAX << 176 << 177 /* That's all usermode folks */ 112 /* That's all usermode folks */ 178 113 179 #define MFC_ASSERT_THRESH (3*HZ) 114 #define MFC_ASSERT_THRESH (3*HZ) /* Maximal freq. of asserts */ 180 115 181 /* Pseudo messages used by mrouted */ 116 /* Pseudo messages used by mrouted */ 182 #define IGMPMSG_NOCACHE 1 117 #define IGMPMSG_NOCACHE 1 /* Kern cache fill request to mrouted */ 183 #define IGMPMSG_WRONGVIF 2 118 #define IGMPMSG_WRONGVIF 2 /* For PIM assert processing (unused) */ 184 #define IGMPMSG_WHOLEPKT 3 119 #define IGMPMSG_WHOLEPKT 3 /* For PIM Register processing */ 185 #define IGMPMSG_WRVIFWHOLE 4 << 186 120 187 #endif /* _UAPI__LINUX_MROUTE_H */ 121 #endif /* _UAPI__LINUX_MROUTE_H */ 188 122
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