http://www.ousob.com --- Legacy Redefined OuSob - File: /wwwroot/clipx/usr/include/linux/mroute.h

#ifndef __LINUX_MROUTE_H #define __LINUX_MROUTE_H #include <linux/sockios.h> #include <linux/in.h> /* * 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 SIOCGETVIFCNT SIOCPROTOPRIVATE /* IP protocol privates */ #define SIOCGETSGCNT (SIOCPROTOPRIVATE+1) #define SIOCGETRPF (SIOCPROTOPRIVATE+2) #define MAXVIFS 32 typedef 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) */ struct in_addr vifc_lcl_addr; /* Our address */ 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 */ /* * 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; /* Interface (this ought to be a vifi_t!) */ unsigned char unused3; struct in_addr im_src,im_dst; }; /* * That's all usermode folks */ #ifdef __KERNEL__ #include <net/sock.h> extern int ip_mroute_setsockopt(struct sock *, int, char __user *, int); extern int ip_mroute_getsockopt(struct sock *, int, char __user *, int __user *); extern int ipmr_ioctl(struct sock *sk, int cmd, void __user *arg); extern void ip_mr_init(void); struct vif_device { struct net_device *dev; /* Device we are using */ unsigned long bytes_in,bytes_out; unsigned long pkt_in,pkt_out; /* Statistics */ unsigned long rate_limit; /* Traffic shaping (NI) */ unsigned char threshold; /* TTL threshold */ unsigned short flags; /* Control flags */ __u32 local,remote; /* Addresses(remote for tunnels)*/ int link; /* Physical interface index */ }; #define VIFF_STATIC 0x8000 struct mfc_cache { struct mfc_cache *next; /* Next entry on cache line */ __u32 mfc_mcastgrp; /* Group the entry belongs to */ __u32 mfc_origin; /* Source of packet */ vifi_t mfc_parent; /* Source interface */ int mfc_flags; /* Flags on line */ union { struct { unsigned long expires; struct sk_buff_head unresolved; /* Unresolved buffers */ } unres; struct { unsigned long last_assert; int minvif; int maxvif; unsigned long bytes; unsigned long pkt; unsigned long wrong_if; unsigned char ttls[MAXVIFS]; /* TTL thresholds */ } res; } mfc_un; }; #define MFC_STATIC 1 #define MFC_NOTIFY 2 #define MFC_LINES 64 #ifdef __BIG_ENDIAN #define MFC_HASH(a,b) ((((a)>>24)^((b)>>26))&(MFC_LINES-1)) #else #define MFC_HASH(a,b) (((a)^((b)>>2))&(MFC_LINES-1)) #endif #endif #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 */ #ifdef __KERNEL__ #define PIM_V1_VERSION __constant_htonl(0x10000000) #define PIM_V1_REGISTER 1 #define PIM_VERSION 2 #define PIM_REGISTER 1 #define PIM_NULL_REGISTER __constant_htonl(0x40000000) /* PIMv2 register message header layout (ietf-draft-idmr-pimvsm-v2-00.ps */ struct pimreghdr { __u8 type; __u8 reserved; __u16 csum; __u32 flags; }; extern int pim_rcv_v1(struct sk_buff *); struct rtmsg; extern int ipmr_get_route(struct sk_buff *skb, struct rtmsg *rtm, int nowait); #endif #endif