Creation of Cybook 2416 (actually Gen4) repository
This commit is contained in:
mlt
286
include/net/if_inet6.h
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286
include/net/if_inet6.h
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/*
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* inet6 interface/address list definitions
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* Linux INET6 implementation
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*
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* Authors:
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* Pedro Roque <roque@di.fc.ul.pt>
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*
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version
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* 2 of the License, or (at your option) any later version.
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*/
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#ifndef _NET_IF_INET6_H
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#define _NET_IF_INET6_H
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#include <net/snmp.h>
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#include <linux/ipv6.h>
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/* inet6_dev.if_flags */
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#define IF_RA_OTHERCONF 0x80
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#define IF_RA_MANAGED 0x40
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#define IF_RA_RCVD 0x20
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#define IF_RS_SENT 0x10
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#define IF_READY 0x80000000
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/* prefix flags */
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#define IF_PREFIX_ONLINK 0x01
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#define IF_PREFIX_AUTOCONF 0x02
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#ifdef __KERNEL__
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struct inet6_ifaddr
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{
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struct in6_addr addr;
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__u32 prefix_len;
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__u32 valid_lft;
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__u32 prefered_lft;
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unsigned long cstamp; /* created timestamp */
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unsigned long tstamp; /* updated timestamp */
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atomic_t refcnt;
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spinlock_t lock;
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__u8 probes;
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__u8 flags;
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__u16 scope;
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struct timer_list timer;
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struct inet6_dev *idev;
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struct rt6_info *rt;
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struct inet6_ifaddr *lst_next; /* next addr in addr_lst */
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struct inet6_ifaddr *if_next; /* next addr in inet6_dev */
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#ifdef CONFIG_IPV6_PRIVACY
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struct inet6_ifaddr *tmp_next; /* next addr in tempaddr_lst */
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struct inet6_ifaddr *ifpub;
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int regen_count;
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#endif
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int dead;
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};
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struct ip6_sf_socklist
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{
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unsigned int sl_max;
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unsigned int sl_count;
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struct in6_addr sl_addr[0];
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};
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#define IP6_SFLSIZE(count) (sizeof(struct ip6_sf_socklist) + \
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(count) * sizeof(struct in6_addr))
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#define IP6_SFBLOCK 10 /* allocate this many at once */
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struct ipv6_mc_socklist
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{
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struct in6_addr addr;
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int ifindex;
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struct ipv6_mc_socklist *next;
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rwlock_t sflock;
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unsigned int sfmode; /* MCAST_{INCLUDE,EXCLUDE} */
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struct ip6_sf_socklist *sflist;
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};
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struct ip6_sf_list
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{
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struct ip6_sf_list *sf_next;
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struct in6_addr sf_addr;
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unsigned long sf_count[2]; /* include/exclude counts */
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unsigned char sf_gsresp; /* include in g & s response? */
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unsigned char sf_oldin; /* change state */
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unsigned char sf_crcount; /* retrans. left to send */
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};
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#define MAF_TIMER_RUNNING 0x01
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#define MAF_LAST_REPORTER 0x02
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#define MAF_LOADED 0x04
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#define MAF_NOREPORT 0x08
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#define MAF_GSQUERY 0x10
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struct ifmcaddr6
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{
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struct in6_addr mca_addr;
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struct inet6_dev *idev;
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struct ifmcaddr6 *next;
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struct ip6_sf_list *mca_sources;
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struct ip6_sf_list *mca_tomb;
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unsigned int mca_sfmode;
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unsigned long mca_sfcount[2];
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struct timer_list mca_timer;
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unsigned mca_flags;
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int mca_users;
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atomic_t mca_refcnt;
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spinlock_t mca_lock;
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unsigned char mca_crcount;
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unsigned long mca_cstamp;
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unsigned long mca_tstamp;
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};
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/* Anycast stuff */
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struct ipv6_ac_socklist
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{
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struct in6_addr acl_addr;
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int acl_ifindex;
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struct ipv6_ac_socklist *acl_next;
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};
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struct ifacaddr6
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{
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struct in6_addr aca_addr;
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struct inet6_dev *aca_idev;
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struct rt6_info *aca_rt;
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struct ifacaddr6 *aca_next;
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int aca_users;
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atomic_t aca_refcnt;
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spinlock_t aca_lock;
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unsigned long aca_cstamp;
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unsigned long aca_tstamp;
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};
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#define IFA_HOST IPV6_ADDR_LOOPBACK
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#define IFA_LINK IPV6_ADDR_LINKLOCAL
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#define IFA_SITE IPV6_ADDR_SITELOCAL
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#define IFA_GLOBAL 0x0000U
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struct ipv6_devstat {
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struct proc_dir_entry *proc_dir_entry;
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DEFINE_SNMP_STAT(struct ipstats_mib, ipv6);
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DEFINE_SNMP_STAT(struct icmpv6_mib, icmpv6);
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};
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struct inet6_dev
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{
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struct net_device *dev;
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struct inet6_ifaddr *addr_list;
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struct ifmcaddr6 *mc_list;
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struct ifmcaddr6 *mc_tomb;
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rwlock_t mc_lock;
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unsigned long mc_v1_seen;
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unsigned long mc_maxdelay;
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unsigned char mc_qrv;
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unsigned char mc_gq_running;
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unsigned char mc_ifc_count;
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struct timer_list mc_gq_timer; /* general query timer */
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struct timer_list mc_ifc_timer; /* interface change timer */
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struct ifacaddr6 *ac_list;
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rwlock_t lock;
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atomic_t refcnt;
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__u32 if_flags;
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int dead;
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#ifdef CONFIG_IPV6_PRIVACY
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u8 rndid[8];
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struct timer_list regen_timer;
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struct inet6_ifaddr *tempaddr_list;
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#endif
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struct neigh_parms *nd_parms;
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struct inet6_dev *next;
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struct ipv6_devconf cnf;
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struct ipv6_devstat stats;
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unsigned long tstamp; /* ipv6InterfaceTable update timestamp */
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struct rcu_head rcu;
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};
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extern struct ipv6_devconf ipv6_devconf;
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static inline void ipv6_eth_mc_map(struct in6_addr *addr, char *buf)
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{
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/*
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* +-------+-------+-------+-------+-------+-------+
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* | 33 | 33 | DST13 | DST14 | DST15 | DST16 |
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* +-------+-------+-------+-------+-------+-------+
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*/
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buf[0]= 0x33;
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buf[1]= 0x33;
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memcpy(buf + 2, &addr->s6_addr32[3], sizeof(__u32));
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}
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static inline void ipv6_tr_mc_map(struct in6_addr *addr, char *buf)
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{
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/* All nodes FF01::1, FF02::1, FF02::1:FFxx:xxxx */
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if (((addr->s6_addr[0] == 0xFF) &&
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((addr->s6_addr[1] == 0x01) || (addr->s6_addr[1] == 0x02)) &&
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(addr->s6_addr16[1] == 0) &&
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(addr->s6_addr32[1] == 0) &&
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(addr->s6_addr32[2] == 0) &&
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(addr->s6_addr16[6] == 0) &&
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(addr->s6_addr[15] == 1)) ||
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((addr->s6_addr[0] == 0xFF) &&
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(addr->s6_addr[1] == 0x02) &&
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(addr->s6_addr16[1] == 0) &&
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(addr->s6_addr32[1] == 0) &&
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(addr->s6_addr16[4] == 0) &&
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(addr->s6_addr[10] == 0) &&
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(addr->s6_addr[11] == 1) &&
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(addr->s6_addr[12] == 0xff)))
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{
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buf[0]=0xC0;
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buf[1]=0x00;
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buf[2]=0x01;
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buf[3]=0x00;
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buf[4]=0x00;
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buf[5]=0x00;
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/* All routers FF0x::2 */
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} else if ((addr->s6_addr[0] ==0xff) &&
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((addr->s6_addr[1] & 0xF0) == 0) &&
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(addr->s6_addr16[1] == 0) &&
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(addr->s6_addr32[1] == 0) &&
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(addr->s6_addr32[2] == 0) &&
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(addr->s6_addr16[6] == 0) &&
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(addr->s6_addr[15] == 2))
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{
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buf[0]=0xC0;
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buf[1]=0x00;
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buf[2]=0x02;
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buf[3]=0x00;
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buf[4]=0x00;
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buf[5]=0x00;
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} else {
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unsigned char i ;
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i = addr->s6_addr[15] & 7 ;
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buf[0]=0xC0;
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buf[1]=0x00;
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buf[2]=0x00;
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buf[3]=0x01 << i ;
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buf[4]=0x00;
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buf[5]=0x00;
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}
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}
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static inline void ipv6_arcnet_mc_map(const struct in6_addr *addr, char *buf)
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{
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buf[0] = 0x00;
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}
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static inline void ipv6_ib_mc_map(struct in6_addr *addr, char *buf)
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{
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buf[0] = 0; /* Reserved */
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buf[1] = 0xff; /* Multicast QPN */
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buf[2] = 0xff;
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buf[3] = 0xff;
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buf[4] = 0xff;
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buf[5] = 0x12; /* link local scope */
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buf[6] = 0x60; /* IPv6 signature */
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buf[7] = 0x1b;
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buf[8] = 0; /* P_Key */
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buf[9] = 0;
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memcpy(buf + 10, addr->s6_addr + 6, 10);
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}
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#endif
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#endif
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