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-rw-r--r--include/net/af_unix.h12
-rw-r--r--include/net/atmclip.h2
-rw-r--r--include/net/dst.h1
-rw-r--r--include/net/flow.h7
-rw-r--r--include/net/genetlink.h2
-rw-r--r--include/net/icmp.h9
-rw-r--r--include/net/ieee80211_crypt.h9
-rw-r--r--include/net/inet6_connection_sock.h42
-rw-r--r--include/net/inet6_hashtables.h32
-rw-r--r--include/net/inet_common.h4
-rw-r--r--include/net/inet_connection_sock.h45
-rw-r--r--include/net/inet_ecn.h2
-rw-r--r--include/net/inet_hashtables.h24
-rw-r--r--include/net/inet_sock.h193
-rw-r--r--include/net/inet_timewait_sock.h8
-rw-r--r--include/net/inetpeer.h1
-rw-r--r--include/net/ip.h20
-rw-r--r--include/net/ip_fib.h2
-rw-r--r--include/net/ip_vs.h12
-rw-r--r--include/net/ipv6.h12
-rw-r--r--include/net/ndisc.h17
-rw-r--r--include/net/neighbour.h2
-rw-r--r--include/net/netfilter/nf_conntrack.h31
-rw-r--r--include/net/netfilter/nf_conntrack_helper.h2
-rw-r--r--include/net/netfilter/nf_conntrack_l3proto.h15
-rw-r--r--include/net/netfilter/nf_conntrack_protocol.h26
-rw-r--r--include/net/pkt_act.h1
-rw-r--r--include/net/protocol.h3
-rw-r--r--include/net/raw.h2
-rw-r--r--include/net/request_sock.h2
-rw-r--r--include/net/sctp/structs.h76
-rw-r--r--include/net/sctp/user.h30
-rw-r--r--include/net/sock.h36
-rw-r--r--include/net/tcp.h246
-rw-r--r--include/net/tcp_states.h16
-rw-r--r--include/net/timewait_sock.h31
-rw-r--r--include/net/transp_v6.h2
-rw-r--r--include/net/udp.h4
-rw-r--r--include/net/xfrm.h30
39 files changed, 693 insertions, 318 deletions
diff --git a/include/net/af_unix.h b/include/net/af_unix.h
index b5d785ab4a0..bfc1779fc75 100644
--- a/include/net/af_unix.h
+++ b/include/net/af_unix.h
@@ -13,7 +13,7 @@ extern void unix_gc(void);
#define UNIX_HASH_SIZE 256
extern struct hlist_head unix_socket_table[UNIX_HASH_SIZE + 1];
-extern rwlock_t unix_table_lock;
+extern spinlock_t unix_table_lock;
extern atomic_t unix_tot_inflight;
@@ -58,10 +58,10 @@ struct unix_skb_parms {
#define UNIXCB(skb) (*(struct unix_skb_parms*)&((skb)->cb))
#define UNIXCREDS(skb) (&UNIXCB((skb)).creds)
-#define unix_state_rlock(s) read_lock(&unix_sk(s)->lock)
-#define unix_state_runlock(s) read_unlock(&unix_sk(s)->lock)
-#define unix_state_wlock(s) write_lock(&unix_sk(s)->lock)
-#define unix_state_wunlock(s) write_unlock(&unix_sk(s)->lock)
+#define unix_state_rlock(s) spin_lock(&unix_sk(s)->lock)
+#define unix_state_runlock(s) spin_unlock(&unix_sk(s)->lock)
+#define unix_state_wlock(s) spin_lock(&unix_sk(s)->lock)
+#define unix_state_wunlock(s) spin_unlock(&unix_sk(s)->lock)
#ifdef __KERNEL__
/* The AF_UNIX socket */
@@ -76,7 +76,7 @@ struct unix_sock {
struct sock *other;
struct sock *gc_tree;
atomic_t inflight;
- rwlock_t lock;
+ spinlock_t lock;
wait_queue_head_t peer_wait;
};
#define unix_sk(__sk) ((struct unix_sock *)__sk)
diff --git a/include/net/atmclip.h b/include/net/atmclip.h
index 47048b1d179..90fcc98e676 100644
--- a/include/net/atmclip.h
+++ b/include/net/atmclip.h
@@ -7,7 +7,6 @@
#define _ATMCLIP_H
#include <linux/netdevice.h>
-#include <linux/skbuff.h>
#include <linux/atm.h>
#include <linux/atmdev.h>
#include <linux/atmarp.h>
@@ -18,6 +17,7 @@
#define CLIP_VCC(vcc) ((struct clip_vcc *) ((vcc)->user_back))
#define NEIGH2ENTRY(neigh) ((struct atmarp_entry *) (neigh)->primary_key)
+struct sk_buff;
struct clip_vcc {
struct atm_vcc *vcc; /* VCC descriptor */
diff --git a/include/net/dst.h b/include/net/dst.h
index 6c196a5baf2..bee8b84d329 100644
--- a/include/net/dst.h
+++ b/include/net/dst.h
@@ -9,6 +9,7 @@
#define _NET_DST_H
#include <linux/config.h>
+#include <linux/netdevice.h>
#include <linux/rtnetlink.h>
#include <linux/rcupdate.h>
#include <linux/jiffies.h>
diff --git a/include/net/flow.h b/include/net/flow.h
index 9a5c94b1a0e..ec7eb86eb20 100644
--- a/include/net/flow.h
+++ b/include/net/flow.h
@@ -84,11 +84,12 @@ struct flowi {
#define FLOW_DIR_OUT 1
#define FLOW_DIR_FWD 2
-typedef void (*flow_resolve_t)(struct flowi *key, u16 family, u8 dir,
+struct sock;
+typedef void (*flow_resolve_t)(struct flowi *key, u32 sk_sid, u16 family, u8 dir,
void **objp, atomic_t **obj_refp);
-extern void *flow_cache_lookup(struct flowi *key, u16 family, u8 dir,
- flow_resolve_t resolver);
+extern void *flow_cache_lookup(struct flowi *key, u32 sk_sid, u16 family, u8 dir,
+ flow_resolve_t resolver);
extern void flow_cache_flush(void);
extern atomic_t flow_cache_genid;
diff --git a/include/net/genetlink.h b/include/net/genetlink.h
index 52d8b1a73d5..c5b96b2b815 100644
--- a/include/net/genetlink.h
+++ b/include/net/genetlink.h
@@ -60,7 +60,7 @@ struct genl_info
*/
struct genl_ops
{
- unsigned int cmd;
+ u8 cmd;
unsigned int flags;
struct nla_policy *policy;
int (*doit)(struct sk_buff *skb,
diff --git a/include/net/icmp.h b/include/net/icmp.h
index 6cdebeee5f9..e7c3f20fbaf 100644
--- a/include/net/icmp.h
+++ b/include/net/icmp.h
@@ -20,12 +20,9 @@
#include <linux/config.h>
#include <linux/icmp.h>
-#include <linux/skbuff.h>
-#include <net/sock.h>
-#include <net/protocol.h>
+#include <net/inet_sock.h>
#include <net/snmp.h>
-#include <linux/ip.h>
struct icmp_err {
int errno;
@@ -38,6 +35,10 @@ DECLARE_SNMP_STAT(struct icmp_mib, icmp_statistics);
#define ICMP_INC_STATS_BH(field) SNMP_INC_STATS_BH(icmp_statistics, field)
#define ICMP_INC_STATS_USER(field) SNMP_INC_STATS_USER(icmp_statistics, field)
+struct dst_entry;
+struct net_proto_family;
+struct sk_buff;
+
extern void icmp_send(struct sk_buff *skb_in, int type, int code, u32 info);
extern int icmp_rcv(struct sk_buff *skb);
extern int icmp_ioctl(struct sock *sk, int cmd, unsigned long arg);
diff --git a/include/net/ieee80211_crypt.h b/include/net/ieee80211_crypt.h
index 225fc751d46..03b766afdc3 100644
--- a/include/net/ieee80211_crypt.h
+++ b/include/net/ieee80211_crypt.h
@@ -23,12 +23,17 @@
#ifndef IEEE80211_CRYPT_H
#define IEEE80211_CRYPT_H
-#include <linux/skbuff.h>
+#include <linux/types.h>
+#include <linux/list.h>
+#include <asm/atomic.h>
enum {
IEEE80211_CRYPTO_TKIP_COUNTERMEASURES = (1 << 0),
};
+struct sk_buff;
+struct module;
+
struct ieee80211_crypto_ops {
const char *name;
struct list_head list;
@@ -87,6 +92,8 @@ struct ieee80211_crypt_data {
atomic_t refcnt;
};
+struct ieee80211_device;
+
int ieee80211_register_crypto_ops(struct ieee80211_crypto_ops *ops);
int ieee80211_unregister_crypto_ops(struct ieee80211_crypto_ops *ops);
struct ieee80211_crypto_ops *ieee80211_get_crypto_ops(const char *name);
diff --git a/include/net/inet6_connection_sock.h b/include/net/inet6_connection_sock.h
new file mode 100644
index 00000000000..b33b438bffc
--- /dev/null
+++ b/include/net/inet6_connection_sock.h
@@ -0,0 +1,42 @@
+/*
+ * NET Generic infrastructure for INET6 connection oriented protocols.
+ *
+ * Authors: Many people, see the TCPv6 sources
+ *
+ * From code originally in TCPv6
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version
+ * 2 of the License, or (at your option) any later version.
+ */
+#ifndef _INET6_CONNECTION_SOCK_H
+#define _INET6_CONNECTION_SOCK_H
+
+#include <linux/types.h>
+
+struct in6_addr;
+struct inet_bind_bucket;
+struct request_sock;
+struct sk_buff;
+struct sock;
+struct sockaddr;
+
+extern int inet6_csk_bind_conflict(const struct sock *sk,
+ const struct inet_bind_bucket *tb);
+
+extern struct request_sock *inet6_csk_search_req(const struct sock *sk,
+ struct request_sock ***prevp,
+ const __u16 rport,
+ const struct in6_addr *raddr,
+ const struct in6_addr *laddr,
+ const int iif);
+
+extern void inet6_csk_reqsk_queue_hash_add(struct sock *sk,
+ struct request_sock *req,
+ const unsigned long timeout);
+
+extern void inet6_csk_addr2sockaddr(struct sock *sk, struct sockaddr *uaddr);
+
+extern int inet6_csk_xmit(struct sk_buff *skb, int ipfragok);
+#endif /* _INET6_CONNECTION_SOCK_H */
diff --git a/include/net/inet6_hashtables.h b/include/net/inet6_hashtables.h
index 5a2beed5a77..25f708ff020 100644
--- a/include/net/inet6_hashtables.h
+++ b/include/net/inet6_hashtables.h
@@ -48,6 +48,32 @@ static inline int inet6_sk_ehashfn(const struct sock *sk)
return inet6_ehashfn(laddr, lport, faddr, fport);
}
+static inline void __inet6_hash(struct inet_hashinfo *hashinfo,
+ struct sock *sk)
+{
+ struct hlist_head *list;
+ rwlock_t *lock;
+
+ BUG_TRAP(sk_unhashed(sk));
+
+ if (sk->sk_state == TCP_LISTEN) {
+ list = &hashinfo->listening_hash[inet_sk_listen_hashfn(sk)];
+ lock = &hashinfo->lhash_lock;
+ inet_listen_wlock(hashinfo);
+ } else {
+ unsigned int hash;
+ sk->sk_hash = hash = inet6_sk_ehashfn(sk);
+ hash &= (hashinfo->ehash_size - 1);
+ list = &hashinfo->ehash[hash].chain;
+ lock = &hashinfo->ehash[hash].lock;
+ write_lock(lock);
+ }
+
+ __sk_add_node(sk, list);
+ sock_prot_inc_use(sk->sk_prot);
+ write_unlock(lock);
+}
+
/*
* Sockets in TCP_CLOSE state are _always_ taken out of the hash, so
* we need not check it for TCP lookups anymore, thanks Alexey. -DaveM
@@ -84,10 +110,10 @@ static inline struct sock *
if(*((__u32 *)&(tw->tw_dport)) == ports &&
sk->sk_family == PF_INET6) {
- const struct tcp6_timewait_sock *tcp6tw = tcp6_twsk(sk);
+ const struct inet6_timewait_sock *tw6 = inet6_twsk(sk);
- if (ipv6_addr_equal(&tcp6tw->tw_v6_daddr, saddr) &&
- ipv6_addr_equal(&tcp6tw->tw_v6_rcv_saddr, daddr) &&
+ if (ipv6_addr_equal(&tw6->tw_v6_daddr, saddr) &&
+ ipv6_addr_equal(&tw6->tw_v6_rcv_saddr, daddr) &&
(!sk->sk_bound_dev_if || sk->sk_bound_dev_if == dif))
goto hit;
}
diff --git a/include/net/inet_common.h b/include/net/inet_common.h
index f943306ce5f..227adcbdfec 100644
--- a/include/net/inet_common.h
+++ b/include/net/inet_common.h
@@ -1,8 +1,8 @@
#ifndef _INET_COMMON_H
#define _INET_COMMON_H
-extern struct proto_ops inet_stream_ops;
-extern struct proto_ops inet_dgram_ops;
+extern const struct proto_ops inet_stream_ops;
+extern const struct proto_ops inet_dgram_ops;
/*
* INET4 prototypes used by INET6
diff --git a/include/net/inet_connection_sock.h b/include/net/inet_connection_sock.h
index b0c99060b78..50234fa56a6 100644
--- a/include/net/inet_connection_sock.h
+++ b/include/net/inet_connection_sock.h
@@ -15,9 +15,11 @@
#ifndef _INET_CONNECTION_SOCK_H
#define _INET_CONNECTION_SOCK_H
-#include <linux/ip.h>
+#include <linux/compiler.h>
#include <linux/string.h>
#include <linux/timer.h>
+
+#include <net/inet_sock.h>
#include <net/request_sock.h>
#define INET_CSK_DEBUG 1
@@ -29,6 +31,29 @@ struct inet_bind_bucket;
struct inet_hashinfo;
struct tcp_congestion_ops;
+/*
+ * Pointers to address related TCP functions
+ * (i.e. things that depend on the address family)
+ */
+struct inet_connection_sock_af_ops {
+ int (*queue_xmit)(struct sk_buff *skb, int ipfragok);
+ void (*send_check)(struct sock *sk, int len,
+ struct sk_buff *skb);
+ int (*rebuild_header)(struct sock *sk);
+ int (*conn_request)(struct sock *sk, struct sk_buff *skb);
+ struct sock *(*syn_recv_sock)(struct sock *sk, struct sk_buff *skb,
+ struct request_sock *req,
+ struct dst_entry *dst);
+ int (*remember_stamp)(struct sock *sk);
+ __u16 net_header_len;
+ int (*setsockopt)(struct sock *sk, int level, int optname,
+ char __user *optval, int optlen);
+ int (*getsockopt)(struct sock *sk, int level, int optname,
+ char __user *optval, int __user *optlen);
+ void (*addr2sockaddr)(struct sock *sk, struct sockaddr *);
+ int sockaddr_len;
+};
+
/** inet_connection_sock - INET connection oriented sock
*
* @icsk_accept_queue: FIFO of established children
@@ -36,13 +61,16 @@ struct tcp_congestion_ops;
* @icsk_timeout: Timeout
* @icsk_retransmit_timer: Resend (no ack)
* @icsk_rto: Retransmit timeout
+ * @icsk_pmtu_cookie Last pmtu seen by socket
* @icsk_ca_ops Pluggable congestion control hook
+ * @icsk_af_ops Operations which are AF_INET{4,6} specific
* @icsk_ca_state: Congestion control state
* @icsk_retransmits: Number of unrecovered [RTO] timeouts
* @icsk_pending: Scheduled timer event
* @icsk_backoff: Backoff
* @icsk_syn_retries: Number of allowed SYN (or equivalent) retries
* @icsk_probes_out: unanswered 0 window probes
+ * @icsk_ext_hdr_len: Network protocol overhead (IP/IPv6 options)
* @icsk_ack: Delayed ACK control data
*/
struct inet_connection_sock {
@@ -54,14 +82,17 @@ struct inet_connection_sock {
struct timer_list icsk_retransmit_timer;
struct timer_list icsk_delack_timer;
__u32 icsk_rto;
+ __u32 icsk_pmtu_cookie;
struct tcp_congestion_ops *icsk_ca_ops;
+ struct inet_connection_sock_af_ops *icsk_af_ops;
+ unsigned int (*icsk_sync_mss)(struct sock *sk, u32 pmtu);
__u8 icsk_ca_state;
__u8 icsk_retransmits;
__u8 icsk_pending;
__u8 icsk_backoff;
__u8 icsk_syn_retries;
__u8 icsk_probes_out;
- /* 2 BYTES HOLE, TRY TO PACK! */
+ __u16 icsk_ext_hdr_len;
struct {
__u8 pending; /* ACK is pending */
__u8 quick; /* Scheduled number of quick acks */
@@ -192,8 +223,12 @@ extern struct request_sock *inet_csk_search_req(const struct sock *sk,
const __u16 rport,
const __u32 raddr,
const __u32 laddr);
+extern int inet_csk_bind_conflict(const struct sock *sk,
+ const struct inet_bind_bucket *tb);
extern int inet_csk_get_port(struct inet_hashinfo *hashinfo,
- struct sock *sk, unsigned short snum);
+ struct sock *sk, unsigned short snum,
+ int (*bind_conflict)(const struct sock *sk,
+ const struct inet_bind_bucket *tb));
extern struct dst_entry* inet_csk_route_req(struct sock *sk,
const struct request_sock *req);
@@ -207,7 +242,7 @@ static inline void inet_csk_reqsk_queue_add(struct sock *sk,
extern void inet_csk_reqsk_queue_hash_add(struct sock *sk,
struct request_sock *req,
- const unsigned timeout);
+ unsigned long timeout);
static inline void inet_csk_reqsk_queue_removed(struct sock *sk,
struct request_sock *req)
@@ -273,4 +308,6 @@ static inline unsigned int inet_csk_listen_poll(const struct sock *sk)
extern int inet_csk_listen_start(struct sock *sk, const int nr_table_entries);
extern void inet_csk_listen_stop(struct sock *sk);
+extern void inet_csk_addr2sockaddr(struct sock *sk, struct sockaddr *uaddr);
+
#endif /* _INET_CONNECTION_SOCK_H */
diff --git a/include/net/inet_ecn.h b/include/net/inet_ecn.h
index b0c47e2eccf..d599c6bfbb8 100644
--- a/include/net/inet_ecn.h
+++ b/include/net/inet_ecn.h
@@ -3,6 +3,8 @@
#include <linux/ip.h>
#include <linux/skbuff.h>
+
+#include <net/inet_sock.h>
#include <net/dsfield.h>
enum {
diff --git a/include/net/inet_hashtables.h b/include/net/inet_hashtables.h
index 07840baa934..135d80fd658 100644
--- a/include/net/inet_hashtables.h
+++ b/include/net/inet_hashtables.h
@@ -26,6 +26,7 @@
#include <linux/wait.h>
#include <net/inet_connection_sock.h>
+#include <net/inet_sock.h>
#include <net/route.h>
#include <net/sock.h>
#include <net/tcp_states.h>
@@ -128,26 +129,6 @@ struct inet_hashinfo {
kmem_cache_t *bind_bucket_cachep;
};
-static inline unsigned int inet_ehashfn(const __u32 laddr, const __u16 lport,
- const __u32 faddr, const __u16 fport)
-{
- unsigned int h = (laddr ^ lport) ^ (faddr ^ fport);
- h ^= h >> 16;
- h ^= h >> 8;
- return h;
-}
-
-static inline int inet_sk_ehashfn(const struct sock *sk)
-{
- const struct inet_sock *inet = inet_sk(sk);
- const __u32 laddr = inet->rcv_saddr;
- const __u16 lport = inet->num;
- const __u32 faddr = inet->daddr;
- const __u16 fport = inet->dport;
-
- return inet_ehashfn(laddr, lport, faddr, fport);
-}
-
static inline struct inet_ehash_bucket *inet_ehash_bucket(
struct inet_hashinfo *hashinfo,
unsigned int hash)
@@ -434,4 +415,7 @@ static inline struct sock *inet_lookup(struct inet_hashinfo *hashinfo,
return sk;
}
+
+extern int inet_hash_connect(struct inet_timewait_death_row *death_row,
+ struct sock *sk);
#endif /* _INET_HASHTABLES_H */
diff --git a/include/net/inet_sock.h b/include/net/inet_sock.h
new file mode 100644
index 00000000000..883eb529ef8
--- /dev/null
+++ b/include/net/inet_sock.h
@@ -0,0 +1,193 @@
+/*
+ * INET An implementation of the TCP/IP protocol suite for the LINUX
+ * operating system. INET is implemented using the BSD Socket
+ * interface as the means of communication with the user level.
+ *
+ * Definitions for inet_sock
+ *
+ * Authors: Many, reorganised here by
+ * Arnaldo Carvalho de Melo <acme@mandriva.com>
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version
+ * 2 of the License, or (at your option) any later version.
+ */
+#ifndef _INET_SOCK_H
+#define _INET_SOCK_H
+
+#include <linux/config.h>
+
+#include <linux/string.h>
+#include <linux/types.h>
+
+#include <net/flow.h>
+#include <net/sock.h>
+#include <net/request_sock.h>
+
+/** struct ip_options - IP Options
+ *
+ * @faddr - Saved first hop address
+ * @is_setbyuser - Set by setsockopt?
+ * @is_data - Options in __data, rather than skb
+ * @is_strictroute - Strict source route
+ * @srr_is_hit - Packet destination addr was our one
+ * @is_changed - IP checksum more not valid
+ * @rr_needaddr - Need to record addr of outgoing dev
+ * @ts_needtime - Need to record timestamp
+ * @ts_needaddr - Need to record addr of outgoing dev
+ */
+struct ip_options {
+ __u32 faddr;
+ unsigned char optlen;
+ unsigned char srr;
+ unsigned char rr;
+ unsigned char ts;
+ unsigned char is_setbyuser:1,
+ is_data:1,
+ is_strictroute:1,
+ srr_is_hit:1,
+ is_changed:1,
+ rr_needaddr:1,
+ ts_needtime:1,
+ ts_needaddr:1;
+ unsigned char router_alert;
+ unsigned char __pad1;
+ unsigned char __pad2;
+ unsigned char __data[0];
+};
+
+#define optlength(opt) (sizeof(struct ip_options) + opt->optlen)
+
+struct inet_request_sock {
+ struct request_sock req;
+#if defined(CONFIG_IPV6) || defined(CONFIG_IPV6_MODULE)
+ u16 inet6_rsk_offset;
+ /* 2 bytes hole, try to pack */
+#endif
+ u32 loc_addr;
+ u32 rmt_addr;
+ u16 rmt_port;
+ u16 snd_wscale : 4,
+ rcv_wscale : 4,
+ tstamp_ok : 1,
+ sack_ok : 1,
+ wscale_ok : 1,
+ ecn_ok : 1,
+ acked : 1;
+ struct ip_options *opt;
+};
+
+static inline struct inet_request_sock *inet_rsk(const struct request_sock *sk)
+{
+ return (struct inet_request_sock *)sk;
+}
+
+struct ip_mc_socklist;
+struct ipv6_pinfo;
+struct rtable;
+
+/** struct inet_sock - representation of INET sockets
+ *
+ * @sk - ancestor class
+ * @pinet6 - pointer to IPv6 control block
+ * @daddr - Foreign IPv4 addr
+ * @rcv_saddr - Bound local IPv4 addr
+ * @dport - Destination port
+ * @num - Local port
+ * @saddr - Sending source
+ * @uc_ttl - Unicast TTL
+ * @sport - Source port
+ * @id - ID counter for DF pkts
+ * @tos - TOS
+ * @mc_ttl - Multicasting TTL
+ * @is_icsk - is this an inet_connection_sock?
+ * @mc_index - Multicast device index
+ * @mc_list - Group array
+ * @cork - info to build ip hdr on each ip frag while socket is corked
+ */
+struct inet_sock {
+ /* sk and pinet6 has to be the first two members of inet_sock */
+ struct sock sk;
+#if defined(CONFIG_IPV6) || defined(CONFIG_IPV6_MODULE)
+ struct ipv6_pinfo *pinet6;
+#endif
+ /* Socket demultiplex comparisons on incoming packets. */
+ __u32 daddr;
+ __u32 rcv_saddr;
+ __u16 dport;
+ __u16 num;
+ __u32 saddr;
+ __s16 uc_ttl;
+ __u16 cmsg_flags;
+ struct ip_options *opt;
+ __u16 sport;
+ __u16 id;
+ __u8 tos;
+ __u8 mc_ttl;
+ __u8 pmtudisc;
+ __u8 recverr:1,
+ is_icsk:1,
+ freebind:1,
+ hdrincl:1,
+ mc_loop:1;
+ int mc_index;
+ __u32 mc_addr;
+ struct ip_mc_socklist *mc_list;
+ struct {
+ unsigned int flags;
+ unsigned int fragsize;
+ struct ip_options *opt;
+ struct rtable *rt;
+ int length; /* Total length of all frames */
+ u32 addr;
+ struct flowi fl;
+ } cork;
+};
+
+#define IPCORK_OPT 1 /* ip-options has been held in ipcork.opt */
+#define IPCORK_ALLFRAG 2 /* always fragment (for ipv6 for now) */
+
+static inline struct inet_sock *inet_sk(const struct sock *sk)
+{
+ return (struct inet_sock *)sk;
+}
+
+static inline void __inet_sk_copy_descendant(struct sock *sk_to,
+ const struct sock *sk_from,
+ const int ancestor_size)
+{
+ memcpy(inet_sk(sk_to) + 1, inet_sk(sk_from) + 1,
+ sk_from->sk_prot->obj_size - ancestor_size);
+}
+#if !(defined(CONFIG_IPV6) || defined(CONFIG_IPV6_MODULE))
+static inline void inet_sk_copy_descendant(struct sock *sk_to,
+ const struct sock *sk_from)
+{
+ __inet_sk_copy_descendant(sk_to, sk_from, sizeof(struct inet_sock));
+}
+#endif
+
+extern int inet_sk_rebuild_header(struct sock *sk);
+
+static inline unsigned int inet_ehashfn(const __u32 laddr, const __u16 lport,
+ const __u32 faddr, const __u16 fport)
+{
+ unsigned int h = (laddr ^ lport) ^ (faddr ^ fport);
+ h ^= h >> 16;
+ h ^= h >> 8;
+ return h;
+}
+
+static inline int inet_sk_ehashfn(const struct sock *sk)
+{
+ const struct inet_sock *inet = inet_sk(sk);
+ const __u32 laddr = inet->rcv_saddr;
+ const __u16 lport = inet->num;
+ const __u32 faddr = inet->daddr;
+ const __u16 fport = inet->dport;
+
+ return inet_ehashfn(laddr, lport, faddr, fport);
+}
+
+#endif /* _INET_SOCK_H */
diff --git a/include/net/inet_timewait_sock.h b/include/net/inet_timewait_sock.h
index 28f7b210350..1da294c4752 100644
--- a/include/net/inet_timewait_sock.h
+++ b/include/net/inet_timewait_sock.h
@@ -17,15 +17,16 @@
#include <linux/config.h>
-#include <linux/ip.h>
#include <linux/list.h>
#include <linux/module.h>
#include <linux/timer.h>
#include <linux/types.h>
#include <linux/workqueue.h>
+#include <net/inet_sock.h>
#include <net/sock.h>
#include <net/tcp_states.h>
+#include <net/timewait_sock.h>
#include <asm/atomic.h>
@@ -127,7 +128,8 @@ struct inet_timewait_sock {
__u16 tw_num;
/* And these are ours. */
__u8 tw_ipv6only:1;
- /* 31 bits hole, try to pack */
+ /* 15 bits hole, try to pack */
+ __u16 tw_ipv6_offset;
int tw_timeout;
unsigned long tw_ttd;
struct inet_bind_bucket *tw_tb;
@@ -199,7 +201,7 @@ static inline void inet_twsk_put(struct inet_timewait_sock *tw)
printk(KERN_DEBUG "%s timewait_sock %p released\n",
tw->tw_prot->name, tw);
#endif
- kmem_cache_free(tw->tw_prot->twsk_slab, tw);
+ kmem_cache_free(tw->tw_prot->twsk_prot->twsk_slab, tw);
module_put(owner);
}
}
diff --git a/include/net/inetpeer.h b/include/net/inetpeer.h
index 7fda471002b..0965515f40c 100644
--- a/include/net/inetpeer.h
+++ b/include/net/inetpeer.h
@@ -25,6 +25,7 @@ struct inet_peer
__u32 v4daddr; /* peer's address */
__u16 avl_height;
__u16 ip_id_count; /* IP ID for the next packet */
+ atomic_t rid; /* Frag reception counter */
__u32 tcp_ts;
unsigned long tcp_ts_stamp;
};
diff --git a/include/net/ip.h b/include/net/ip.h
index e4563bbee6e..7bb5804847f 100644
--- a/include/net/ip.h
+++ b/include/net/ip.h
@@ -24,14 +24,10 @@
#include <linux/config.h>
#include <linux/types.h>
-#include <linux/socket.h>
#include <linux/ip.h>
#include <linux/in.h>
-#include <linux/netdevice.h>
-#include <linux/inetdevice.h>
-#include <linux/in_route.h>
-#include <net/route.h>
-#include <net/arp.h>
+
+#include <net/inet_sock.h>
#include <net/snmp.h>
struct sock;
@@ -45,6 +41,7 @@ struct inet_skb_parm
#define IPSKB_TRANSLATED 2
#define IPSKB_FORWARDED 4
#define IPSKB_XFRM_TUNNEL_SIZE 8
+#define IPSKB_FRAG_COMPLETE 16
};
struct ipcm_cookie
@@ -74,6 +71,13 @@ extern rwlock_t ip_ra_lock;
#define IP_FRAG_TIME (30 * HZ) /* fragment lifetime */
+struct msghdr;
+struct net_device;
+struct packet_type;
+struct rtable;
+struct sk_buff;
+struct sockaddr;
+
extern void ip_mc_dropsocket(struct sock *);
extern void ip_mc_dropdevice(struct net_device *dev);
extern int igmp_mc_proc_init(void);
@@ -168,6 +172,7 @@ extern int sysctl_ipfrag_high_thresh;
extern int sysctl_ipfrag_low_thresh;
extern int sysctl_ipfrag_time;
extern int sysctl_ipfrag_secret_interval;
+extern int sysctl_ipfrag_max_dist;
/* From inetpeer.c */
extern int inet_peer_threshold;
@@ -182,6 +187,8 @@ extern int sysctl_ip_dynaddr;
extern void ipfrag_init(void);
#ifdef CONFIG_INET
+#include <net/dst.h>
+
/* The function in 2.2 was invalid, producing wrong result for
* check=0xFEFF. It was noticed by Arthur Skawina _year_ ago. --ANK(000625) */
static inline
@@ -310,7 +317,6 @@ enum ip_defrag_users
IP_DEFRAG_CALL_RA_CHAIN,
IP_DEFRAG_CONNTRACK_IN,
IP_DEFRAG_CONNTRACK_OUT,
- IP_DEFRAG_NAT_OUT,
IP_DEFRAG_VS_IN,
IP_DEFRAG_VS_OUT,
IP_DEFRAG_VS_FWD
diff --git a/include/net/ip_fib.h b/include/net/ip_fib.h
index 14de4ebd121..e000fa2cd5f 100644
--- a/include/net/ip_fib.h
+++ b/include/net/ip_fib.h
@@ -238,6 +238,8 @@ extern int fib_validate_source(u32 src, u32 dst, u8 tos, int oif,
struct net_device *dev, u32 *spec_dst, u32 *itag);
extern void fib_select_multipath(const struct flowi *flp, struct fib_result *res);
+struct rtentry;
+
/* Exported by fib_semantics.c */
extern int ip_fib_check_default(u32 gw, struct net_device *dev);
extern int fib_sync_down(u32 local, struct net_device *dev, int force);
diff --git a/include/net/ip_vs.h b/include/net/ip_vs.h
index 3b5559a023a..7d2674fde19 100644
--- a/include/net/ip_vs.h
+++ b/include/net/ip_vs.h
@@ -251,16 +251,15 @@ struct ip_vs_daemon_user {
#include <linux/config.h>
#include <linux/list.h> /* for struct list_head */
#include <linux/spinlock.h> /* for struct rwlock_t */
-#include <linux/skbuff.h> /* for struct sk_buff */
-#include <linux/ip.h> /* for struct iphdr */
#include <asm/atomic.h> /* for struct atomic_t */
-#include <linux/netdevice.h> /* for struct neighbour */
-#include <net/dst.h> /* for struct dst_entry */
-#include <net/udp.h>
#include <linux/compiler.h>
+#include <linux/timer.h>
+#include <net/checksum.h>
#ifdef CONFIG_IP_VS_DEBUG
+#include <linux/net.h>
+
extern int ip_vs_get_debug_level(void);
#define IP_VS_DBG(level, msg...) \
do { \
@@ -429,8 +428,11 @@ struct ip_vs_stats
spinlock_t lock; /* spin lock */
};
+struct dst_entry;
+struct iphdr;
struct ip_vs_conn;
struct ip_vs_app;
+struct sk_buff;
struct ip_vs_protocol {
struct ip_vs_protocol *next;
diff --git a/include/net/ipv6.h b/include/net/ipv6.h
index 0a2ad51cff8..860bbac4c4e 100644
--- a/include/net/ipv6.h
+++ b/include/net/ipv6.h
@@ -240,6 +240,8 @@ extern struct ipv6_txoptions * ipv6_renew_options(struct sock *sk, struct ipv6_t
struct ipv6_txoptions *ipv6_fixup_options(struct ipv6_txoptions *opt_space,
struct ipv6_txoptions *opt);
+extern int ipv6_opt_accepted(struct sock *sk, struct sk_buff *skb);
+
extern int ip6_frag_nqueues;
extern atomic_t ip6_frag_mem;
@@ -525,6 +527,9 @@ extern int inet6_getname(struct socket *sock, struct sockaddr *uaddr,
extern int inet6_ioctl(struct socket *sock, unsigned int cmd,
unsigned long arg);
+extern int inet6_hash_connect(struct inet_timewait_death_row *death_row,
+ struct sock *sk);
+
/*
* reassembly.c
*/
@@ -533,8 +538,11 @@ extern int sysctl_ip6frag_low_thresh;
extern int sysctl_ip6frag_time;
extern int sysctl_ip6frag_secret_interval;
-extern struct proto_ops inet6_stream_ops;
-extern struct proto_ops inet6_dgram_ops;
+extern const struct proto_ops inet6_stream_ops;
+extern const struct proto_ops inet6_dgram_ops;
+
+struct group_source_req;
+struct group_filter;
extern int ip6_mc_source(int add, int omode, struct sock *sk,
struct group_source_req *pgsr);
diff --git a/include/net/ndisc.h b/include/net/ndisc.h
index f85d6e4b744..bbac87eeb42 100644
--- a/include/net/ndisc.h
+++ b/include/net/ndisc.h
@@ -35,11 +35,20 @@ enum {
#ifdef __KERNEL__
-#include <linux/skbuff.h>
-#include <linux/netdevice.h>
+#include <linux/config.h>
+#include <linux/compiler.h>
#include <linux/icmpv6.h>
+#include <linux/in6.h>
+#include <linux/types.h>
+
#include <net/neighbour.h>
-#include <asm/atomic.h>
+
+struct ctl_table;
+struct file;
+struct inet6_dev;
+struct net_device;
+struct net_proto_family;
+struct sk_buff;
extern struct neigh_table nd_tbl;
@@ -108,7 +117,7 @@ extern int igmp6_event_report(struct sk_buff *skb);
extern void igmp6_cleanup(void);
#ifdef CONFIG_SYSCTL
-extern int ndisc_ifinfo_sysctl_change(ctl_table *ctl,
+extern int ndisc_ifinfo_sysctl_change(struct ctl_table *ctl,
int write,
struct file * filp,
void __user *buffer,
diff --git a/include/net/neighbour.h b/include/net/neighbour.h
index 34c07731933..6fa9ae19074 100644
--- a/include/net/neighbour.h
+++ b/include/net/neighbour.h
@@ -49,8 +49,8 @@
#ifdef __KERNEL__
#include <asm/atomic.h>
-#include <linux/skbuff.h>
#include <linux/netdevice.h>
+#include <linux/skbuff.h>
#include <linux/rcupdate.h>
#include <linux/seq_file.h>
diff --git a/include/net/netfilter/nf_conntrack.h b/include/net/netfilter/nf_conntrack.h
index cc482561079..64b82b74a65 100644
--- a/include/net/netfilter/nf_conntrack.h
+++ b/include/net/netfilter/nf_conntrack.h
@@ -94,6 +94,9 @@ struct nf_conn
/* Current number of expected connections */
unsigned int expecting;
+ /* Unique ID that identifies this conntrack*/
+ unsigned int id;
+
/* Helper. if any */
struct nf_conntrack_helper *helper;
@@ -140,6 +143,9 @@ struct nf_conntrack_expect
/* Usage count. */
atomic_t use;
+ /* Unique ID */
+ unsigned int id;
+
/* Flags */
unsigned int flags;
@@ -190,6 +196,31 @@ static inline void nf_ct_put(struct nf_conn *ct)
nf_conntrack_put(&ct->ct_general);
}
+extern struct nf_conntrack_tuple_hash *
+__nf_conntrack_find(const struct nf_conntrack_tuple *tuple,
+ const struct nf_conn *ignored_conntrack);
+
+extern void nf_conntrack_hash_insert(struct nf_conn *ct);
+
+extern struct nf_conntrack_expect *
+__nf_conntrack_expect_find(const struct nf_conntrack_tuple *tuple);
+
+extern struct nf_conntrack_expect *
+nf_conntrack_expect_find(const struct nf_conntrack_tuple *tuple);
+
+extern void nf_ct_unlink_expect(struct nf_conntrack_expect *exp);
+
+extern void nf_ct_remove_expectations(struct nf_conn *ct);
+
+extern void nf_conntrack_flush(void);
+
+extern struct nf_conntrack_helper *
+nf_ct_helper_find_get( const struct nf_conntrack_tuple *tuple);
+extern void nf_ct_helper_put(struct nf_conntrack_helper *helper);
+
+extern struct nf_conntrack_helper *
+__nf_conntrack_helper_find_byname(const char *name);
+
/* call to create an explicit dependency on nf_conntrack. */
extern void need_nf_conntrack(void);
diff --git a/include/net/netfilter/nf_conntrack_helper.h b/include/net/netfilter/nf_conntrack_helper.h
index 5a66b2a3a62..86ec8174ad0 100644
--- a/include/net/netfilter/nf_conntrack_helper.h
+++ b/include/net/netfilter/nf_conntrack_helper.h
@@ -33,6 +33,8 @@ struct nf_conntrack_helper
unsigned int protoff,
struct nf_conn *ct,
enum ip_conntrack_info conntrackinfo);
+
+ int (*to_nfattr)(struct sk_buff *skb, const struct nf_conn *ct);
};
extern int nf_conntrack_helper_register(struct nf_conntrack_helper *);
diff --git a/include/net/netfilter/nf_conntrack_l3proto.h b/include/net/netfilter/nf_conntrack_l3proto.h
index 01663e5b33d..67856eb93b4 100644
--- a/include/net/netfilter/nf_conntrack_l3proto.h
+++ b/include/net/netfilter/nf_conntrack_l3proto.h
@@ -14,6 +14,8 @@
#include <linux/seq_file.h>
#include <net/netfilter/nf_conntrack.h>
+struct nfattr;
+
struct nf_conntrack_l3proto
{
/* Next pointer. */
@@ -70,6 +72,12 @@ struct nf_conntrack_l3proto
u_int32_t (*get_features)(const struct nf_conntrack_tuple *tuple);
+ int (*tuple_to_nfattr)(struct sk_buff *skb,
+ const struct nf_conntrack_tuple *t);
+
+ int (*nfattr_to_tuple)(struct nfattr *tb[],
+ struct nf_conntrack_tuple *t);
+
/* Module (if any) which this is connected to. */
struct module *me;
};
@@ -81,11 +89,16 @@ extern int nf_conntrack_l3proto_register(struct nf_conntrack_l3proto *proto);
extern void nf_conntrack_l3proto_unregister(struct nf_conntrack_l3proto *proto);
static inline struct nf_conntrack_l3proto *
-nf_ct_find_l3proto(u_int16_t l3proto)
+__nf_ct_l3proto_find(u_int16_t l3proto)
{
return nf_ct_l3protos[l3proto];
}
+extern struct nf_conntrack_l3proto *
+nf_ct_l3proto_find_get(u_int16_t l3proto);
+
+extern void nf_ct_l3proto_put(struct nf_conntrack_l3proto *p);
+
/* Existing built-in protocols */
extern struct nf_conntrack_l3proto nf_conntrack_l3proto_ipv4;
extern struct nf_conntrack_l3proto nf_conntrack_l3proto_ipv6;
diff --git a/include/net/netfilter/nf_conntrack_protocol.h b/include/net/netfilter/nf_conntrack_protocol.h
index b3afda35397..1f33737fcea 100644
--- a/include/net/netfilter/nf_conntrack_protocol.h
+++ b/include/net/netfilter/nf_conntrack_protocol.h
@@ -12,6 +12,7 @@
#include <net/netfilter/nf_conntrack.h>
struct seq_file;
+struct nfattr;
struct nf_conntrack_protocol
{
@@ -66,6 +67,18 @@ struct nf_conntrack_protocol
enum ip_conntrack_info *ctinfo,
int pf, unsigned int hooknum);
+ /* convert protoinfo to nfnetink attributes */
+ int (*to_nfattr)(struct sk_buff *skb, struct nfattr *nfa,
+ const struct nf_conn *ct);
+
+ /* convert nfnetlink attributes to protoinfo */
+ int (*from_nfattr)(struct nfattr *tb[], struct nf_conn *ct);
+
+ int (*tuple_to_nfattr)(struct sk_buff *skb,
+ const struct nf_conntrack_tuple *t);
+ int (*nfattr_to_tuple)(struct nfattr *tb[],
+ struct nf_conntrack_tuple *t);
+
/* Module (if any) which this is connected to. */
struct module *me;
};
@@ -80,12 +93,23 @@ extern struct nf_conntrack_protocol nf_conntrack_generic_protocol;
extern struct nf_conntrack_protocol **nf_ct_protos[PF_MAX];
extern struct nf_conntrack_protocol *
-nf_ct_find_proto(u_int16_t l3proto, u_int8_t protocol);
+__nf_ct_proto_find(u_int16_t l3proto, u_int8_t protocol);
+
+extern struct nf_conntrack_protocol *
+nf_ct_proto_find_get(u_int16_t l3proto, u_int8_t protocol);
+
+extern void nf_ct_proto_put(struct nf_conntrack_protocol *p);
/* Protocol registration. */
extern int nf_conntrack_protocol_register(struct nf_conntrack_protocol *proto);
extern void nf_conntrack_protocol_unregister(struct nf_conntrack_protocol *proto);
+/* Generic netlink helpers */
+extern int nf_ct_port_tuple_to_nfattr(struct sk_buff *skb,
+ const struct nf_conntrack_tuple *tuple);
+extern int nf_ct_port_nfattr_to_tuple(struct nfattr *tb[],
+ struct nf_conntrack_tuple *t);
+
/* Log invalid packets */
extern unsigned int nf_ct_log_invalid;
diff --git a/include/net/pkt_act.h b/include/net/pkt_act.h
index bd08964b72c..b225d8472b7 100644
--- a/include/net/pkt_act.h
+++ b/include/net/pkt_act.h
@@ -15,7 +15,6 @@
#include <linux/in.h>
#include <linux/errno.h>
#include <linux/interrupt.h>
-#include <linux/netdevice.h>
#include <linux/skbuff.h>
#include <linux/rtnetlink.h>
#include <linux/module.h>
diff --git a/include/net/protocol.h b/include/net/protocol.h
index 357691f6a45..63f7db99c2a 100644
--- a/include/net/protocol.h
+++ b/include/net/protocol.h
@@ -65,7 +65,7 @@ struct inet_protosw {
int protocol; /* This is the L4 protocol number. */
struct proto *prot;
- struct proto_ops *ops;
+ const struct proto_ops *ops;
int capability; /* Which (if any) capability do
* we need to use this socket
@@ -76,6 +76,7 @@ struct inet_protosw {
};
#define INET_PROTOSW_REUSE 0x01 /* Are ports automatically reusable? */
#define INET_PROTOSW_PERMANENT 0x02 /* Permanent protocols are unremovable. */
+#define INET_PROTOSW_ICSK 0x04 /* Is this an inet_connection_sock? */
extern struct net_protocol *inet_protocol_base;
extern struct net_protocol *inet_protos[MAX_INET_PROTOS];
diff --git a/include/net/raw.h b/include/net/raw.h
index f47917469b1..e67b28a0248 100644
--- a/include/net/raw.h
+++ b/include/net/raw.h
@@ -19,6 +19,8 @@
#include <linux/config.h>
+#include <net/protocol.h>
+
extern struct proto raw_prot;
extern void raw_err(struct sock *, struct sk_buff *, u32 info);
diff --git a/include/net/request_sock.h b/include/net/request_sock.h
index b52cc52ffe3..11641c9384f 100644
--- a/include/net/request_sock.h
+++ b/include/net/request_sock.h
@@ -244,7 +244,7 @@ static inline int reqsk_queue_is_full(const struct request_sock_queue *queue)
static inline void reqsk_queue_hash_req(struct request_sock_queue *queue,
u32 hash, struct request_sock *req,
- unsigned timeout)
+ unsigned long timeout)
{
struct listen_sock *lopt = queue->listen_opt;
diff --git a/include/net/sctp/structs.h b/include/net/sctp/structs.h
index 8e7794ee27f..f5c22d77fea 100644
--- a/include/net/sctp/structs.h
+++ b/include/net/sctp/structs.h
@@ -277,6 +277,24 @@ struct sctp_sock {
__u32 default_context;
__u32 default_timetolive;
+ /* Heartbeat interval: The endpoint sends out a Heartbeat chunk to
+ * the destination address every heartbeat interval. This value
+ * will be inherited by all new associations.
+ */
+ __u32 hbinterval;
+
+ /* This is the max_retrans value for new associations. */
+ __u16 pathmaxrxt;
+
+ /* The initial Path MTU to use for new associations. */
+ __u32 pathmtu;
+
+ /* The default SACK delay timeout for new associations. */
+ __u32 sackdelay;
+
+ /* Flags controling Heartbeat, SACK delay, and Path MTU Discovery. */
+ __u32 param_flags;
+
struct sctp_initmsg initmsg;
struct sctp_rtoinfo rtoinfo;
struct sctp_paddrparams paddrparam;
@@ -845,9 +863,6 @@ struct sctp_transport {
/* Data that has been sent, but not acknowledged. */
__u32 flight_size;
- /* PMTU : The current known path MTU. */
- __u32 pmtu;
-
/* Destination */
struct dst_entry *dst;
/* Source address. */
@@ -862,7 +877,22 @@ struct sctp_transport {
/* Heartbeat interval: The endpoint sends out a Heartbeat chunk to
* the destination address every heartbeat interval.
*/
- int hb_interval;
+ __u32 hbinterval;
+
+ /* This is the max_retrans value for the transport and will
+ * be initialized from the assocs value. This can be changed
+ * using SCTP_SET_PEER_ADDR_PARAMS socket option.
+ */
+ __u16 pathmaxrxt;
+
+ /* PMTU : The current known path MTU. */
+ __u32 pathmtu;
+
+ /* SACK delay timeout */
+ __u32 sackdelay;
+
+ /* Flags controling Heartbeat, SACK delay, and Path MTU Discovery. */
+ __u32 param_flags;
/* When was the last time (in jiffies) that we heard from this
* transport? We use this to pick new active and retran paths.
@@ -882,22 +912,11 @@ struct sctp_transport {
*/
int state;
- /* hb_allowed : The current heartbeat state of this destination,
- * : i.e. ALLOW-HB, NO-HEARTBEAT, etc.
- */
- int hb_allowed;
-
/* These are the error stats for this destination. */
/* Error count : The current error count for this destination. */
unsigned short error_count;
- /* This is the max_retrans value for the transport and will
- * be initialized to proto.max_retrans.path. This can be changed
- * using SCTP_SET_PEER_ADDR_PARAMS socket option.
- */
- int max_retrans;
-
/* Per : A timer used by each destination.
* Destination :
* Timer :
@@ -1502,6 +1521,28 @@ struct sctp_association {
/* The largest timeout or RTO value to use in attempting an INIT */
__u16 max_init_timeo;
+ /* Heartbeat interval: The endpoint sends out a Heartbeat chunk to
+ * the destination address every heartbeat interval. This value
+ * will be inherited by all new transports.
+ */
+ __u32 hbinterval;
+
+ /* This is the max_retrans value for new transports in the
+ * association.
+ */
+ __u16 pathmaxrxt;
+
+ /* Association : The smallest PMTU discovered for all of the
+ * PMTU : peer's transport addresses.
+ */
+ __u32 pathmtu;
+
+ /* SACK delay timeout */
+ __u32 sackdelay;
+
+ /* Flags controling Heartbeat, SACK delay, and Path MTU Discovery. */
+ __u32 param_flags;
+
int timeouts[SCTP_NUM_TIMEOUT_TYPES];
struct timer_list timers[SCTP_NUM_TIMEOUT_TYPES];
@@ -1571,11 +1612,6 @@ struct sctp_association {
*/
wait_queue_head_t wait;
- /* Association : The smallest PMTU discovered for all of the
- * PMTU : peer's transport addresses.
- */
- __u32 pmtu;
-
/* The message size at which SCTP fragmentation will occur. */
__u32 frag_point;
diff --git a/include/net/sctp/user.h b/include/net/sctp/user.h
index f1c3bc54526..8a6bef6f91e 100644
--- a/include/net/sctp/user.h
+++ b/include/net/sctp/user.h
@@ -93,6 +93,8 @@ enum sctp_optname {
#define SCTP_STATUS SCTP_STATUS
SCTP_GET_PEER_ADDR_INFO,
#define SCTP_GET_PEER_ADDR_INFO SCTP_GET_PEER_ADDR_INFO
+ SCTP_DELAYED_ACK_TIME,
+#define SCTP_DELAYED_ACK_TIME SCTP_DELAYED_ACK_TIME
/* Internal Socket Options. Some of the sctp library functions are
* implemented using these socket options.
@@ -503,13 +505,41 @@ struct sctp_setadaption {
* unreachable. The following structure is used to access and modify an
* address's parameters:
*/
+enum sctp_spp_flags {
+ SPP_HB_ENABLE = 1, /*Enable heartbeats*/
+ SPP_HB_DISABLE = 2, /*Disable heartbeats*/
+ SPP_HB = SPP_HB_ENABLE | SPP_HB_DISABLE,
+ SPP_HB_DEMAND = 4, /*Send heartbeat immediately*/
+ SPP_PMTUD_ENABLE = 8, /*Enable PMTU discovery*/
+ SPP_PMTUD_DISABLE = 16, /*Disable PMTU discovery*/
+ SPP_PMTUD = SPP_PMTUD_ENABLE | SPP_PMTUD_DISABLE,
+ SPP_SACKDELAY_ENABLE = 32, /*Enable SACK*/
+ SPP_SACKDELAY_DISABLE = 64, /*Disable SACK*/
+ SPP_SACKDELAY = SPP_SACKDELAY_ENABLE | SPP_SACKDELAY_DISABLE,
+};
+
struct sctp_paddrparams {
sctp_assoc_t spp_assoc_id;
struct sockaddr_storage spp_address;
__u32 spp_hbinterval;
__u16 spp_pathmaxrxt;
+ __u32 spp_pathmtu;
+ __u32 spp_sackdelay;
+ __u32 spp_flags;
} __attribute__((packed, aligned(4)));
+/* 7.1.24. Delayed Ack Timer (SCTP_DELAYED_ACK_TIME)
+ *
+ * This options will get or set the delayed ack timer. The time is set
+ * in milliseconds. If the assoc_id is 0, then this sets or gets the
+ * endpoints default delayed ack timer value. If the assoc_id field is
+ * non-zero, then the set or get effects the specified association.
+ */
+struct sctp_assoc_value {
+ sctp_assoc_t assoc_id;
+ uint32_t assoc_value;
+};
+
/*
* 7.2.2 Peer Address Information
*
diff --git a/include/net/sock.h b/include/net/sock.h
index 982b4ecd187..1806e5b6141 100644
--- a/include/net/sock.h
+++ b/include/net/sock.h
@@ -493,6 +493,7 @@ extern void sk_stream_kill_queues(struct sock *sk);
extern int sk_wait_data(struct sock *sk, long *timeo);
struct request_sock_ops;
+struct timewait_sock_ops;
/* Networking protocol blocks we attach to sockets.
* socket layer -> transport layer interface
@@ -557,11 +558,10 @@ struct proto {
kmem_cache_t *slab;
unsigned int obj_size;
- kmem_cache_t *twsk_slab;
- unsigned int twsk_obj_size;
atomic_t *orphan_count;
struct request_sock_ops *rsk_prot;
+ struct timewait_sock_ops *twsk_prot;
struct module *owner;
@@ -856,8 +856,8 @@ static inline int sk_filter(struct sock *sk, struct sk_buff *skb, int needlock)
filter = sk->sk_filter;
if (filter) {
- int pkt_len = sk_run_filter(skb, filter->insns,
- filter->len);
+ unsigned int pkt_len = sk_run_filter(skb, filter->insns,
+ filter->len);
if (!pkt_len)
err = -EPERM;
else
@@ -926,6 +926,29 @@ static inline void sock_put(struct sock *sk)
sk_free(sk);
}
+static inline int sk_receive_skb(struct sock *sk, struct sk_buff *skb)
+{
+ int rc = NET_RX_SUCCESS;
+
+ if (sk_filter(sk, skb, 0))
+ goto discard_and_relse;
+
+ skb->dev = NULL;
+
+ bh_lock_sock(sk);
+ if (!sock_owned_by_user(sk))
+ rc = sk->sk_backlog_rcv(sk, skb);
+ else
+ sk_add_backlog(sk, skb);
+ bh_unlock_sock(sk);
+out:
+ sock_put(sk);
+ return rc;
+discard_and_relse:
+ kfree_skb(skb);
+ goto out;
+}
+
/* Detach socket from process context.
* Announce socket dead, detach it from wait queue and inode.
* Note that parent inode held reference count on this struct sock,
@@ -1166,7 +1189,10 @@ static inline int sock_queue_err_skb(struct sock *sk, struct sk_buff *skb)
static inline int sock_error(struct sock *sk)
{
- int err = xchg(&sk->sk_err, 0);
+ int err;
+ if (likely(!sk->sk_err))
+ return 0;
+ err = xchg(&sk->sk_err, 0);
return -err;
}
diff --git a/include/net/tcp.h b/include/net/tcp.h
index d78025f9fbe..77f21c65bbc 100644
--- a/include/net/tcp.h
+++ b/include/net/tcp.h
@@ -225,53 +225,6 @@ extern atomic_t tcp_sockets_allocated;
extern int tcp_memory_pressure;
/*
- * Pointers to address related TCP functions
- * (i.e. things that depend on the address family)
- */
-
-struct tcp_func {
- int (*queue_xmit) (struct sk_buff *skb,
- int ipfragok);
-
- void (*send_check) (struct sock *sk,
- struct tcphdr *th,
- int len,
- struct sk_buff *skb);
-
- int (*rebuild_header) (struct sock *sk);
-
- int (*conn_request) (struct sock *sk,
- struct sk_buff *skb);
-
- struct sock * (*syn_recv_sock) (struct sock *sk,
- struct sk_buff *skb,
- struct request_sock *req,
- struct dst_entry *dst);
-
- int (*remember_stamp) (struct sock *sk);
-
- __u16 net_header_len;
-
- int (*setsockopt) (struct sock *sk,
- int level,
- int optname,
- char __user *optval,
- int optlen);
-
- int (*getsockopt) (struct sock *sk,
- int level,
- int optname,
- char __user *optval,
- int __user *optlen);
-
-
- void (*addr2sockaddr) (struct sock *sk,
- struct sockaddr *);
-
- int sockaddr_len;
-};
-
-/*
* The next routines deal with comparing 32 bit unsigned ints
* and worry about wraparound (automatic with unsigned arithmetic).
*/
@@ -334,6 +287,9 @@ extern int tcp_rcv_established(struct sock *sk,
extern void tcp_rcv_space_adjust(struct sock *sk);
+extern int tcp_twsk_unique(struct sock *sk,
+ struct sock *sktw, void *twp);
+
static inline void tcp_dec_quickack_mode(struct sock *sk,
const unsigned int pkts)
{
@@ -405,8 +361,7 @@ extern void tcp_parse_options(struct sk_buff *skb,
* TCP v4 functions exported for the inet6 API
*/
-extern void tcp_v4_send_check(struct sock *sk,
- struct tcphdr *th, int len,
+extern void tcp_v4_send_check(struct sock *sk, int len,
struct sk_buff *skb);
extern int tcp_v4_conn_request(struct sock *sk,
@@ -490,34 +445,16 @@ typedef int (*sk_read_actor_t)(read_descriptor_t *, struct sk_buff *,
extern int tcp_read_sock(struct sock *sk, read_descriptor_t *desc,
sk_read_actor_t recv_actor);
-/* Initialize RCV_MSS value.
- * RCV_MSS is an our guess about MSS used by the peer.
- * We haven't any direct information about the MSS.
- * It's better to underestimate the RCV_MSS rather than overestimate.
- * Overestimations make us ACKing less frequently than needed.
- * Underestimations are more easy to detect and fix by tcp_measure_rcv_mss().
- */
+extern void tcp_initialize_rcv_mss(struct sock *sk);
-static inline void tcp_initialize_rcv_mss(struct sock *sk)
-{
- struct tcp_sock *tp = tcp_sk(sk);
- unsigned int hint = min_t(unsigned int, tp->advmss, tp->mss_cache);
-
- hint = min(hint, tp->rcv_wnd/2);
- hint = min(hint, TCP_MIN_RCVMSS);
- hint = max(hint, TCP_MIN_MSS);
-
- inet_csk(sk)->icsk_ack.rcv_mss = hint;
-}
-
-static __inline__ void __tcp_fast_path_on(struct tcp_sock *tp, u32 snd_wnd)
+static inline void __tcp_fast_path_on(struct tcp_sock *tp, u32 snd_wnd)
{
tp->pred_flags = htonl((tp->tcp_header_len << 26) |
ntohl(TCP_FLAG_ACK) |
snd_wnd);
}
-static __inline__ void tcp_fast_path_on(struct tcp_sock *tp)
+static inline void tcp_fast_path_on(struct tcp_sock *tp)
{
__tcp_fast_path_on(tp, tp->snd_wnd >> tp->rx_opt.snd_wscale);
}
@@ -535,7 +472,7 @@ static inline void tcp_fast_path_check(struct sock *sk, struct tcp_sock *tp)
* Rcv_nxt can be after the window if our peer push more data
* than the offered window.
*/
-static __inline__ u32 tcp_receive_window(const struct tcp_sock *tp)
+static inline u32 tcp_receive_window(const struct tcp_sock *tp)
{
s32 win = tp->rcv_wup + tp->rcv_wnd - tp->rcv_nxt;
@@ -707,6 +644,7 @@ extern void tcp_cleanup_congestion_control(struct sock *sk);
extern int tcp_set_default_congestion_control(const char *name);
extern void tcp_get_default_congestion_control(char *name);
extern int tcp_set_congestion_control(struct sock *sk, const char *name);
+extern void tcp_slow_start(struct tcp_sock *tp);
extern struct tcp_congestion_ops tcp_init_congestion_ops;
extern u32 tcp_reno_ssthresh(struct sock *sk);
@@ -746,7 +684,7 @@ static inline void tcp_ca_event(struct sock *sk, const enum tcp_ca_event event)
* "Packets left network, but not honestly ACKed yet" PLUS
* "Packets fast retransmitted"
*/
-static __inline__ unsigned int tcp_packets_in_flight(const struct tcp_sock *tp)
+static inline unsigned int tcp_packets_in_flight(const struct tcp_sock *tp)
{
return (tp->packets_out - tp->left_out + tp->retrans_out);
}
@@ -766,33 +704,6 @@ static inline __u32 tcp_current_ssthresh(const struct sock *sk)
(tp->snd_cwnd >> 2)));
}
-/*
- * Linear increase during slow start
- */
-static inline void tcp_slow_start(struct tcp_sock *tp)
-{
- if (sysctl_tcp_abc) {
- /* RFC3465: Slow Start
- * TCP sender SHOULD increase cwnd by the number of
- * previously unacknowledged bytes ACKed by each incoming
- * acknowledgment, provided the increase is not more than L
- */
- if (tp->bytes_acked < tp->mss_cache)
- return;
-
- /* We MAY increase by 2 if discovered delayed ack */
- if (sysctl_tcp_abc > 1 && tp->bytes_acked > 2*tp->mss_cache) {
- if (tp->snd_cwnd < tp->snd_cwnd_clamp)
- tp->snd_cwnd++;
- }
- }
- tp->bytes_acked = 0;
-
- if (tp->snd_cwnd < tp->snd_cwnd_clamp)
- tp->snd_cwnd++;
-}
-
-
static inline void tcp_sync_left_out(struct tcp_sock *tp)
{
if (tp->rx_opt.sack_ok &&
@@ -801,34 +712,7 @@ static inline void tcp_sync_left_out(struct tcp_sock *tp)
tp->left_out = tp->sacked_out + tp->lost_out;
}
-/* Set slow start threshold and cwnd not falling to slow start */
-static inline void __tcp_enter_cwr(struct sock *sk)
-{
- const struct inet_connection_sock *icsk = inet_csk(sk);
- struct tcp_sock *tp = tcp_sk(sk);
-
- tp->undo_marker = 0;
- tp->snd_ssthresh = icsk->icsk_ca_ops->ssthresh(sk);
- tp->snd_cwnd = min(tp->snd_cwnd,
- tcp_packets_in_flight(tp) + 1U);
- tp->snd_cwnd_cnt = 0;
- tp->high_seq = tp->snd_nxt;
- tp->snd_cwnd_stamp = tcp_time_stamp;
- TCP_ECN_queue_cwr(tp);
-}
-
-static inline void tcp_enter_cwr(struct sock *sk)
-{
- struct tcp_sock *tp = tcp_sk(sk);
-
- tp->prior_ssthresh = 0;
- tp->bytes_acked = 0;
- if (inet_csk(sk)->icsk_ca_state < TCP_CA_CWR) {
- __tcp_enter_cwr(sk);
- tcp_set_ca_state(sk, TCP_CA_CWR);
- }
-}
-
+extern void tcp_enter_cwr(struct sock *sk);
extern __u32 tcp_init_cwnd(struct tcp_sock *tp, struct dst_entry *dst);
/* Slow start with delack produces 3 packets of burst, so that
@@ -860,14 +744,14 @@ static inline int tcp_is_cwnd_limited(const struct sock *sk, u32 in_flight)
return left <= tcp_max_burst(tp);
}
-static __inline__ void tcp_minshall_update(struct tcp_sock *tp, int mss,
- const struct sk_buff *skb)
+static inline void tcp_minshall_update(struct tcp_sock *tp, int mss,
+ const struct sk_buff *skb)
{
if (skb->len < mss)
tp->snd_sml = TCP_SKB_CB(skb)->end_seq;
}
-static __inline__ void tcp_check_probe_timer(struct sock *sk, struct tcp_sock *tp)
+static inline void tcp_check_probe_timer(struct sock *sk, struct tcp_sock *tp)
{
const struct inet_connection_sock *icsk = inet_csk(sk);
if (!tp->packets_out && !icsk->icsk_pending)
@@ -875,18 +759,18 @@ static __inline__ void tcp_check_probe_timer(struct sock *sk, struct tcp_sock *t
icsk->icsk_rto, TCP_RTO_MAX);
}
-static __inline__ void tcp_push_pending_frames(struct sock *sk,
- struct tcp_sock *tp)
+static inline void tcp_push_pending_frames(struct sock *sk,
+ struct tcp_sock *tp)
{
__tcp_push_pending_frames(sk, tp, tcp_current_mss(sk, 1), tp->nonagle);
}
-static __inline__ void tcp_init_wl(struct tcp_sock *tp, u32 ack, u32 seq)
+static inline void tcp_init_wl(struct tcp_sock *tp, u32 ack, u32 seq)
{
tp->snd_wl1 = seq;
}
-static __inline__ void tcp_update_wl(struct tcp_sock *tp, u32 ack, u32 seq)
+static inline void tcp_update_wl(struct tcp_sock *tp, u32 ack, u32 seq)
{
tp->snd_wl1 = seq;
}
@@ -894,19 +778,19 @@ static __inline__ void tcp_update_wl(struct tcp_sock *tp, u32 ack, u32 seq)
/*
* Calculate(/check) TCP checksum
*/
-static __inline__ u16 tcp_v4_check(struct tcphdr *th, int len,
- unsigned long saddr, unsigned long daddr,
- unsigned long base)
+static inline u16 tcp_v4_check(struct tcphdr *th, int len,
+ unsigned long saddr, unsigned long daddr,
+ unsigned long base)
{
return csum_tcpudp_magic(saddr,daddr,len,IPPROTO_TCP,base);
}
-static __inline__ int __tcp_checksum_complete(struct sk_buff *skb)
+static inline int __tcp_checksum_complete(struct sk_buff *skb)
{
return __skb_checksum_complete(skb);
}
-static __inline__ int tcp_checksum_complete(struct sk_buff *skb)
+static inline int tcp_checksum_complete(struct sk_buff *skb)
{
return skb->ip_summed != CHECKSUM_UNNECESSARY &&
__tcp_checksum_complete(skb);
@@ -914,7 +798,7 @@ static __inline__ int tcp_checksum_complete(struct sk_buff *skb)
/* Prequeue for VJ style copy to user, combined with checksumming. */
-static __inline__ void tcp_prequeue_init(struct tcp_sock *tp)
+static inline void tcp_prequeue_init(struct tcp_sock *tp)
{
tp->ucopy.task = NULL;
tp->ucopy.len = 0;
@@ -930,7 +814,7 @@ static __inline__ void tcp_prequeue_init(struct tcp_sock *tp)
*
* NOTE: is this not too big to inline?
*/
-static __inline__ int tcp_prequeue(struct sock *sk, struct sk_buff *skb)
+static inline int tcp_prequeue(struct sock *sk, struct sk_buff *skb)
{
struct tcp_sock *tp = tcp_sk(sk);
@@ -971,7 +855,7 @@ static const char *statename[]={
};
#endif
-static __inline__ void tcp_set_state(struct sock *sk, int state)
+static inline void tcp_set_state(struct sock *sk, int state)
{
int oldstate = sk->sk_state;
@@ -1005,7 +889,7 @@ static __inline__ void tcp_set_state(struct sock *sk, int state)
#endif
}
-static __inline__ void tcp_done(struct sock *sk)
+static inline void tcp_done(struct sock *sk)
{
tcp_set_state(sk, TCP_CLOSE);
tcp_clear_xmit_timers(sk);
@@ -1018,81 +902,13 @@ static __inline__ void tcp_done(struct sock *sk)
inet_csk_destroy_sock(sk);
}
-static __inline__ void tcp_sack_reset(struct tcp_options_received *rx_opt)
+static inline void tcp_sack_reset(struct tcp_options_received *rx_opt)
{
rx_opt->dsack = 0;
rx_opt->eff_sacks = 0;
rx_opt->num_sacks = 0;
}
-static __inline__ void tcp_build_and_update_options(__u32 *ptr, struct tcp_sock *tp, __u32 tstamp)
-{
- if (tp->rx_opt.tstamp_ok) {
- *ptr++ = __constant_htonl((TCPOPT_NOP << 24) |
- (TCPOPT_NOP << 16) |
- (TCPOPT_TIMESTAMP << 8) |
- TCPOLEN_TIMESTAMP);
- *ptr++ = htonl(tstamp);
- *ptr++ = htonl(tp->rx_opt.ts_recent);
- }
- if (tp->rx_opt.eff_sacks) {
- struct tcp_sack_block *sp = tp->rx_opt.dsack ? tp->duplicate_sack : tp->selective_acks;
- int this_sack;
-
- *ptr++ = __constant_htonl((TCPOPT_NOP << 24) |
- (TCPOPT_NOP << 16) |
- (TCPOPT_SACK << 8) |
- (TCPOLEN_SACK_BASE +
- (tp->rx_opt.eff_sacks * TCPOLEN_SACK_PERBLOCK)));
- for(this_sack = 0; this_sack < tp->rx_opt.eff_sacks; this_sack++) {
- *ptr++ = htonl(sp[this_sack].start_seq);
- *ptr++ = htonl(sp[this_sack].end_seq);
- }
- if (tp->rx_opt.dsack) {
- tp->rx_opt.dsack = 0;
- tp->rx_opt.eff_sacks--;
- }
- }
-}
-
-/* Construct a tcp options header for a SYN or SYN_ACK packet.
- * If this is every changed make sure to change the definition of
- * MAX_SYN_SIZE to match the new maximum number of options that you
- * can generate.
- */
-static inline void tcp_syn_build_options(__u32 *ptr, int mss, int ts, int sack,
- int offer_wscale, int wscale, __u32 tstamp, __u32 ts_recent)
-{
- /* We always get an MSS option.
- * The option bytes which will be seen in normal data
- * packets should timestamps be used, must be in the MSS
- * advertised. But we subtract them from tp->mss_cache so
- * that calculations in tcp_sendmsg are simpler etc.
- * So account for this fact here if necessary. If we
- * don't do this correctly, as a receiver we won't
- * recognize data packets as being full sized when we
- * should, and thus we won't abide by the delayed ACK
- * rules correctly.
- * SACKs don't matter, we never delay an ACK when we
- * have any of those going out.
- */
- *ptr++ = htonl((TCPOPT_MSS << 24) | (TCPOLEN_MSS << 16) | mss);
- if (ts) {
- if(sack)
- *ptr++ = __constant_htonl((TCPOPT_SACK_PERM << 24) | (TCPOLEN_SACK_PERM << 16) |
- (TCPOPT_TIMESTAMP << 8) | TCPOLEN_TIMESTAMP);
- else
- *ptr++ = __constant_htonl((TCPOPT_NOP << 24) | (TCPOPT_NOP << 16) |
- (TCPOPT_TIMESTAMP << 8) | TCPOLEN_TIMESTAMP);
- *ptr++ = htonl(tstamp); /* TSVAL */
- *ptr++ = htonl(ts_recent); /* TSECR */
- } else if(sack)
- *ptr++ = __constant_htonl((TCPOPT_NOP << 24) | (TCPOPT_NOP << 16) |
- (TCPOPT_SACK_PERM << 8) | TCPOLEN_SACK_PERM);
- if (offer_wscale)
- *ptr++ = htonl((TCPOPT_NOP << 24) | (TCPOPT_WINDOW << 16) | (TCPOLEN_WINDOW << 8) | (wscale));
-}
-
/* Determine a window scaling and initial window to offer. */
extern void tcp_select_initial_window(int __space, __u32 mss,
__u32 *rcv_wnd, __u32 *window_clamp,
@@ -1117,9 +933,9 @@ static inline int tcp_full_space(const struct sock *sk)
return tcp_win_from_space(sk->sk_rcvbuf);
}
-static __inline__ void tcp_openreq_init(struct request_sock *req,
- struct tcp_options_received *rx_opt,
- struct sk_buff *skb)
+static inline void tcp_openreq_init(struct request_sock *req,
+ struct tcp_options_received *rx_opt,
+ struct sk_buff *skb)
{
struct inet_request_sock *ireq = inet_rsk(req);
diff --git a/include/net/tcp_states.h b/include/net/tcp_states.h
index b9d4176b2d1..b0b645988bd 100644
--- a/include/net/tcp_states.h
+++ b/include/net/tcp_states.h
@@ -31,4 +31,20 @@ enum {
#define TCP_STATE_MASK 0xF
+#define TCP_ACTION_FIN (1 << 7)
+
+enum {
+ TCPF_ESTABLISHED = (1 << 1),
+ TCPF_SYN_SENT = (1 << 2),
+ TCPF_SYN_RECV = (1 << 3),
+ TCPF_FIN_WAIT1 = (1 << 4),
+ TCPF_FIN_WAIT2 = (1 << 5),
+ TCPF_TIME_WAIT = (1 << 6),
+ TCPF_CLOSE = (1 << 7),
+ TCPF_CLOSE_WAIT = (1 << 8),
+ TCPF_LAST_ACK = (1 << 9),
+ TCPF_LISTEN = (1 << 10),
+ TCPF_CLOSING = (1 << 11)
+};
+
#endif /* _LINUX_TCP_STATES_H */
diff --git a/include/net/timewait_sock.h b/include/net/timewait_sock.h
new file mode 100644
index 00000000000..2544281e1d5
--- /dev/null
+++ b/include/net/timewait_sock.h
@@ -0,0 +1,31 @@
+/*
+ * NET Generic infrastructure for Network protocols.
+ *
+ * Authors: Arnaldo Carvalho de Melo <acme@conectiva.com.br>
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version
+ * 2 of the License, or (at your option) any later version.
+ */
+#ifndef _TIMEWAIT_SOCK_H
+#define _TIMEWAIT_SOCK_H
+
+#include <linux/slab.h>
+#include <net/sock.h>
+
+struct timewait_sock_ops {
+ kmem_cache_t *twsk_slab;
+ unsigned int twsk_obj_size;
+ int (*twsk_unique)(struct sock *sk,
+ struct sock *sktw, void *twp);
+};
+
+static inline int twsk_unique(struct sock *sk, struct sock *sktw, void *twp)
+{
+ if (sk->sk_prot->twsk_prot->twsk_unique != NULL)
+ return sk->sk_prot->twsk_prot->twsk_unique(sk, sktw, twp);
+ return 0;
+}
+
+#endif /* _TIMEWAIT_SOCK_H */
diff --git a/include/net/transp_v6.h b/include/net/transp_v6.h
index 4e86f2de663..61f724c1036 100644
--- a/include/net/transp_v6.h
+++ b/include/net/transp_v6.h
@@ -44,7 +44,7 @@ extern int datagram_send_ctl(struct msghdr *msg,
/*
* address family specific functions
*/
-extern struct tcp_func ipv4_specific;
+extern struct inet_connection_sock_af_ops ipv4_specific;
extern int inet6_destroy_sock(struct sock *sk);
diff --git a/include/net/udp.h b/include/net/udp.h
index 107b9d791a1..766fba1369c 100644
--- a/include/net/udp.h
+++ b/include/net/udp.h
@@ -22,9 +22,8 @@
#ifndef _UDP_H
#define _UDP_H
-#include <linux/udp.h>
-#include <linux/ip.h>
#include <linux/list.h>
+#include <net/inet_sock.h>
#include <net/sock.h>
#include <net/snmp.h>
#include <linux/seq_file.h>
@@ -62,6 +61,7 @@ static inline int udp_lport_inuse(u16 num)
extern struct proto udp_prot;
+struct sk_buff;
extern void udp_err(struct sk_buff *, u32);
diff --git a/include/net/xfrm.h b/include/net/xfrm.h
index 1cdb8791213..07d7b50cdd7 100644
--- a/include/net/xfrm.h
+++ b/include/net/xfrm.h
@@ -2,11 +2,12 @@
#define _NET_XFRM_H
#include <linux/compiler.h>
+#include <linux/in.h>
#include <linux/xfrm.h>
#include <linux/spinlock.h>
#include <linux/list.h>
#include <linux/skbuff.h>
-#include <linux/netdevice.h>
+#include <linux/socket.h>
#include <linux/crypto.h>
#include <linux/pfkeyv2.h>
#include <linux/in6.h>
@@ -144,6 +145,9 @@ struct xfrm_state
* transformer. */
struct xfrm_type *type;
+ /* Security context */
+ struct xfrm_sec_ctx *security;
+
/* Private data of this transformer, format is opaque,
* interpreted by xfrm_type methods. */
void *data;
@@ -298,6 +302,7 @@ struct xfrm_policy
__u8 flags;
__u8 dead;
__u8 xfrm_nr;
+ struct xfrm_sec_ctx *security;
struct xfrm_tmpl xfrm_vec[XFRM_MAX_DEPTH];
};
@@ -510,6 +515,25 @@ xfrm_selector_match(struct xfrm_selector *sel, struct flowi *fl,
return 0;
}
+#ifdef CONFIG_SECURITY_NETWORK_XFRM
+/* If neither has a context --> match
+ * Otherwise, both must have a context and the sids, doi, alg must match
+ */
+static inline int xfrm_sec_ctx_match(struct xfrm_sec_ctx *s1, struct xfrm_sec_ctx *s2)
+{
+ return ((!s1 && !s2) ||
+ (s1 && s2 &&
+ (s1->ctx_sid == s2->ctx_sid) &&
+ (s1->ctx_doi == s2->ctx_doi) &&
+ (s1->ctx_alg == s2->ctx_alg)));
+}
+#else
+static inline int xfrm_sec_ctx_match(struct xfrm_sec_ctx *s1, struct xfrm_sec_ctx *s2)
+{
+ return 1;
+}
+#endif
+
/* A struct encoding bundle of transformations to apply to some set of flow.
*
* dst->child points to the next element of bundle.
@@ -878,8 +902,8 @@ static inline int xfrm_dst_lookup(struct xfrm_dst **dst, struct flowi *fl, unsig
struct xfrm_policy *xfrm_policy_alloc(gfp_t gfp);
extern int xfrm_policy_walk(int (*func)(struct xfrm_policy *, int, int, void*), void *);
int xfrm_policy_insert(int dir, struct xfrm_policy *policy, int excl);
-struct xfrm_policy *xfrm_policy_bysel(int dir, struct xfrm_selector *sel,
- int delete);
+struct xfrm_policy *xfrm_policy_bysel_ctx(int dir, struct xfrm_selector *sel,
+ struct xfrm_sec_ctx *ctx, int delete);
struct xfrm_policy *xfrm_policy_byid(int dir, u32 id, int delete);
void xfrm_policy_flush(void);
u32 xfrm_get_acqseq(void);