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-rw-r--r--include/asm-alpha/bitops.h1
-rw-r--r--include/asm-arm/bitops.h2
-rw-r--r--include/asm-arm26/bitops.h1
-rw-r--r--include/asm-cris/bitops.h1
-rw-r--r--include/asm-frv/bitops.h1
-rw-r--r--include/asm-generic/bitops.h1
-rw-r--r--include/asm-h8300/bitops.h1
-rw-r--r--include/asm-i386/bitops.h1
-rw-r--r--include/asm-ia64/bitops.h1
-rw-r--r--include/asm-m32r/bitops.h1
-rw-r--r--include/asm-m68k/bitops.h1
-rw-r--r--include/asm-m68knommu/bitops.h1
-rw-r--r--include/asm-mips/bitops.h2
-rw-r--r--include/asm-parisc/bitops.h1
-rw-r--r--include/asm-powerpc/bitops.h1
-rw-r--r--include/asm-s390/bitops.h1
-rw-r--r--include/asm-sh/bitops.h1
-rw-r--r--include/asm-sh64/bitops.h1
-rw-r--r--include/asm-sparc/bitops.h1
-rw-r--r--include/asm-sparc64/bitops.h1
-rw-r--r--include/asm-v850/bitops.h1
-rw-r--r--include/asm-x86_64/bitops.h27
-rw-r--r--include/asm-xtensa/bitops.h1
-rw-r--r--include/linux/bitops.h9
-rw-r--r--include/linux/dccp.h7
-rw-r--r--include/linux/etherdevice.h3
-rw-r--r--include/linux/if_pppox.h3
-rw-r--r--include/linux/ip.h121
-rw-r--r--include/linux/ipv6.h79
-rw-r--r--include/linux/net.h4
-rw-r--r--include/linux/pfkeyv2.h13
-rw-r--r--include/linux/pkt_sched.h7
-rw-r--r--include/linux/random.h6
-rw-r--r--include/linux/security.h132
-rw-r--r--include/linux/skbuff.h5
-rw-r--r--include/linux/socket.h1
-rw-r--r--include/linux/sysctl.h1
-rw-r--r--include/linux/tcp.h21
-rw-r--r--include/linux/udp.h6
-rw-r--r--include/linux/xfrm.h29
-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.h19
-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/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.h32
-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
75 files changed, 935 insertions, 495 deletions
diff --git a/include/asm-alpha/bitops.h b/include/asm-alpha/bitops.h
index 578ed3f1a60..302201f1a09 100644
--- a/include/asm-alpha/bitops.h
+++ b/include/asm-alpha/bitops.h
@@ -321,6 +321,7 @@ static inline int fls(int word)
#else
#define fls generic_fls
#endif
+#define fls64 generic_fls64
/* Compute powers of two for the given integer. */
static inline long floor_log2(unsigned long word)
diff --git a/include/asm-arm/bitops.h b/include/asm-arm/bitops.h
index 7399d431edf..d02de721ecc 100644
--- a/include/asm-arm/bitops.h
+++ b/include/asm-arm/bitops.h
@@ -332,6 +332,7 @@ static inline unsigned long __ffs(unsigned long word)
*/
#define fls(x) generic_fls(x)
+#define fls64(x) generic_fls64(x)
/*
* ffs: find first bit set. This is defined the same way as
@@ -351,6 +352,7 @@ static inline unsigned long __ffs(unsigned long word)
#define fls(x) \
( __builtin_constant_p(x) ? generic_fls(x) : \
({ int __r; asm("clz\t%0, %1" : "=r"(__r) : "r"(x) : "cc"); 32-__r; }) )
+#define fls64(x) generic_fls64(x)
#define ffs(x) ({ unsigned long __t = (x); fls(__t & -__t); })
#define __ffs(x) (ffs(x) - 1)
#define ffz(x) __ffs( ~(x) )
diff --git a/include/asm-arm26/bitops.h b/include/asm-arm26/bitops.h
index 7d062fb2e34..15cc6f2da79 100644
--- a/include/asm-arm26/bitops.h
+++ b/include/asm-arm26/bitops.h
@@ -259,6 +259,7 @@ static inline unsigned long __ffs(unsigned long word)
*/
#define fls(x) generic_fls(x)
+#define fls64(x) generic_fls64(x)
/*
* ffs: find first bit set. This is defined the same way as
diff --git a/include/asm-cris/bitops.h b/include/asm-cris/bitops.h
index 1bddb3f3a28..d3eb0f1e420 100644
--- a/include/asm-cris/bitops.h
+++ b/include/asm-cris/bitops.h
@@ -240,6 +240,7 @@ static inline int test_bit(int nr, const volatile unsigned long *addr)
*/
#define fls(x) generic_fls(x)
+#define fls64(x) generic_fls64(x)
/*
* hweightN - returns the hamming weight of a N-bit word
diff --git a/include/asm-frv/bitops.h b/include/asm-frv/bitops.h
index b664bd5b666..02be7b3a8a8 100644
--- a/include/asm-frv/bitops.h
+++ b/include/asm-frv/bitops.h
@@ -228,6 +228,7 @@ found_middle:
\
bit ? 33 - bit : bit; \
})
+#define fls64(x) generic_fls64(x)
/*
* Every architecture must define this function. It's the fastest
diff --git a/include/asm-generic/bitops.h b/include/asm-generic/bitops.h
index ce31b739fd8..0e6d9852008 100644
--- a/include/asm-generic/bitops.h
+++ b/include/asm-generic/bitops.h
@@ -56,6 +56,7 @@ extern __inline__ int test_bit(int nr, const unsigned long * addr)
*/
#define fls(x) generic_fls(x)
+#define fls64(x) generic_fls64(x)
#ifdef __KERNEL__
diff --git a/include/asm-h8300/bitops.h b/include/asm-h8300/bitops.h
index 5036f595f8c..c0411ec9d65 100644
--- a/include/asm-h8300/bitops.h
+++ b/include/asm-h8300/bitops.h
@@ -406,5 +406,6 @@ found_middle:
#endif /* __KERNEL__ */
#define fls(x) generic_fls(x)
+#define fls64(x) generic_fls64(x)
#endif /* _H8300_BITOPS_H */
diff --git a/include/asm-i386/bitops.h b/include/asm-i386/bitops.h
index ddf1739dc7f..4807aa1d2e3 100644
--- a/include/asm-i386/bitops.h
+++ b/include/asm-i386/bitops.h
@@ -372,6 +372,7 @@ static inline unsigned long ffz(unsigned long word)
*/
#define fls(x) generic_fls(x)
+#define fls64(x) generic_fls64(x)
#ifdef __KERNEL__
diff --git a/include/asm-ia64/bitops.h b/include/asm-ia64/bitops.h
index 7232528e2d0..36d0fb95ea8 100644
--- a/include/asm-ia64/bitops.h
+++ b/include/asm-ia64/bitops.h
@@ -345,6 +345,7 @@ fls (int t)
x |= x >> 16;
return ia64_popcnt(x);
}
+#define fls64(x) generic_fls64(x)
/*
* ffs: find first bit set. This is defined the same way as the libc and compiler builtin
diff --git a/include/asm-m32r/bitops.h b/include/asm-m32r/bitops.h
index e7844398134..abea2fdd868 100644
--- a/include/asm-m32r/bitops.h
+++ b/include/asm-m32r/bitops.h
@@ -465,6 +465,7 @@ static __inline__ unsigned long __ffs(unsigned long word)
* fls: find last bit set.
*/
#define fls(x) generic_fls(x)
+#define fls64(x) generic_fls64(x)
#ifdef __KERNEL__
diff --git a/include/asm-m68k/bitops.h b/include/asm-m68k/bitops.h
index b1bcf7c6651..13f4c004846 100644
--- a/include/asm-m68k/bitops.h
+++ b/include/asm-m68k/bitops.h
@@ -310,6 +310,7 @@ static inline int fls(int x)
return 32 - cnt;
}
+#define fls64(x) generic_fls64(x)
/*
* Every architecture must define this function. It's the fastest
diff --git a/include/asm-m68knommu/bitops.h b/include/asm-m68knommu/bitops.h
index c42f88a9b9f..4058dd086a0 100644
--- a/include/asm-m68knommu/bitops.h
+++ b/include/asm-m68knommu/bitops.h
@@ -499,5 +499,6 @@ found_middle:
* fls: find last bit set.
*/
#define fls(x) generic_fls(x)
+#define fls64(x) generic_fls64(x)
#endif /* _M68KNOMMU_BITOPS_H */
diff --git a/include/asm-mips/bitops.h b/include/asm-mips/bitops.h
index 5496f9064a6..3b0c8aaf6e8 100644
--- a/include/asm-mips/bitops.h
+++ b/include/asm-mips/bitops.h
@@ -695,7 +695,7 @@ static inline unsigned long fls(unsigned long word)
return flz(~word) + 1;
}
-
+#define fls64(x) generic_fls64(x)
/*
* find_next_zero_bit - find the first zero bit in a memory region
diff --git a/include/asm-parisc/bitops.h b/include/asm-parisc/bitops.h
index 55b98c67fd8..15d8c2b5158 100644
--- a/include/asm-parisc/bitops.h
+++ b/include/asm-parisc/bitops.h
@@ -263,6 +263,7 @@ static __inline__ int fls(int x)
return ret;
}
+#define fls64(x) generic_fls64(x)
/*
* hweightN: returns the hamming weight (i.e. the number
diff --git a/include/asm-powerpc/bitops.h b/include/asm-powerpc/bitops.h
index 5727229b044..1996eaa8aea 100644
--- a/include/asm-powerpc/bitops.h
+++ b/include/asm-powerpc/bitops.h
@@ -310,6 +310,7 @@ static __inline__ int fls(unsigned int x)
asm ("cntlzw %0,%1" : "=r" (lz) : "r" (x));
return 32 - lz;
}
+#define fls64(x) generic_fls64(x)
/*
* hweightN: returns the hamming weight (i.e. the number
diff --git a/include/asm-s390/bitops.h b/include/asm-s390/bitops.h
index b07c578b22e..61232760cc3 100644
--- a/include/asm-s390/bitops.h
+++ b/include/asm-s390/bitops.h
@@ -839,6 +839,7 @@ static inline int sched_find_first_bit(unsigned long *b)
* fls: find last bit set.
*/
#define fls(x) generic_fls(x)
+#define fls64(x) generic_fls64(x)
/*
* hweightN: returns the hamming weight (i.e. the number
diff --git a/include/asm-sh/bitops.h b/include/asm-sh/bitops.h
index 5163d1ff2f1..1c526086004 100644
--- a/include/asm-sh/bitops.h
+++ b/include/asm-sh/bitops.h
@@ -470,6 +470,7 @@ found_middle:
*/
#define fls(x) generic_fls(x)
+#define fls64(x) generic_fls64(x)
#endif /* __KERNEL__ */
diff --git a/include/asm-sh64/bitops.h b/include/asm-sh64/bitops.h
index e1ff63e0922..ce9c3ad45fe 100644
--- a/include/asm-sh64/bitops.h
+++ b/include/asm-sh64/bitops.h
@@ -510,6 +510,7 @@ found_middle:
#define ffs(x) generic_ffs(x)
#define fls(x) generic_fls(x)
+#define fls64(x) generic_fls64(x)
#endif /* __KERNEL__ */
diff --git a/include/asm-sparc/bitops.h b/include/asm-sparc/bitops.h
index bfbd795a0a8..41722b5e45e 100644
--- a/include/asm-sparc/bitops.h
+++ b/include/asm-sparc/bitops.h
@@ -298,6 +298,7 @@ static inline int ffs(int x)
* Note fls(0) = 0, fls(1) = 1, fls(0x80000000) = 32.
*/
#define fls(x) generic_fls(x)
+#define fls64(x) generic_fls64(x)
/*
* hweightN: returns the hamming weight (i.e. the number
diff --git a/include/asm-sparc64/bitops.h b/include/asm-sparc64/bitops.h
index 6388b8376c5..6efc0162fb0 100644
--- a/include/asm-sparc64/bitops.h
+++ b/include/asm-sparc64/bitops.h
@@ -119,6 +119,7 @@ static inline unsigned long __ffs(unsigned long word)
*/
#define fls(x) generic_fls(x)
+#define fls64(x) generic_fls64(x)
#ifdef __KERNEL__
diff --git a/include/asm-v850/bitops.h b/include/asm-v850/bitops.h
index b91e799763f..8955d2376ac 100644
--- a/include/asm-v850/bitops.h
+++ b/include/asm-v850/bitops.h
@@ -276,6 +276,7 @@ found_middle:
#define ffs(x) generic_ffs (x)
#define fls(x) generic_fls (x)
+#define fls64(x) generic_fls64(x)
#define __ffs(x) ffs(x)
diff --git a/include/asm-x86_64/bitops.h b/include/asm-x86_64/bitops.h
index 05a0d374404..a4d5d090945 100644
--- a/include/asm-x86_64/bitops.h
+++ b/include/asm-x86_64/bitops.h
@@ -340,6 +340,20 @@ static __inline__ unsigned long __ffs(unsigned long word)
return word;
}
+/*
+ * __fls: find last bit set.
+ * @word: The word to search
+ *
+ * Undefined if no zero exists, so code should check against ~0UL first.
+ */
+static __inline__ unsigned long __fls(unsigned long word)
+{
+ __asm__("bsrq %1,%0"
+ :"=r" (word)
+ :"rm" (word));
+ return word;
+}
+
#ifdef __KERNEL__
static inline int sched_find_first_bit(const unsigned long *b)
@@ -370,6 +384,19 @@ static __inline__ int ffs(int x)
}
/**
+ * fls64 - find last bit set in 64 bit word
+ * @x: the word to search
+ *
+ * This is defined the same way as fls.
+ */
+static __inline__ int fls64(__u64 x)
+{
+ if (x == 0)
+ return 0;
+ return __fls(x) + 1;
+}
+
+/**
* hweightN - returns the hamming weight of a N-bit word
* @x: the word to weigh
*
diff --git a/include/asm-xtensa/bitops.h b/include/asm-xtensa/bitops.h
index e76ee889e21..0a2065f1a37 100644
--- a/include/asm-xtensa/bitops.h
+++ b/include/asm-xtensa/bitops.h
@@ -245,6 +245,7 @@ static __inline__ int fls (unsigned int x)
{
return __cntlz(x);
}
+#define fls64(x) generic_fls64(x)
static __inline__ int
find_next_bit(const unsigned long *addr, int size, int offset)
diff --git a/include/linux/bitops.h b/include/linux/bitops.h
index 38c2fb7ebe0..6a2a19f14bb 100644
--- a/include/linux/bitops.h
+++ b/include/linux/bitops.h
@@ -76,6 +76,15 @@ static __inline__ int generic_fls(int x)
*/
#include <asm/bitops.h>
+
+static inline int generic_fls64(__u64 x)
+{
+ __u32 h = x >> 32;
+ if (h)
+ return fls(x) + 32;
+ return fls(x);
+}
+
static __inline__ int get_bitmask_order(unsigned int count)
{
int order;
diff --git a/include/linux/dccp.h b/include/linux/dccp.h
index 71fab4311e9..088529f5496 100644
--- a/include/linux/dccp.h
+++ b/include/linux/dccp.h
@@ -192,10 +192,9 @@ enum {
#include <linux/workqueue.h>
#include <net/inet_connection_sock.h>
+#include <net/inet_sock.h>
#include <net/inet_timewait_sock.h>
-#include <net/sock.h>
#include <net/tcp_states.h>
-#include <net/tcp.h>
enum dccp_state {
DCCP_OPEN = TCP_ESTABLISHED,
@@ -408,8 +407,6 @@ struct dccp_ackvec;
* @dccps_gar - greatest valid ack number received on a non-Sync; initialized to %dccps_iss
* @dccps_timestamp_time - time of latest TIMESTAMP option
* @dccps_timestamp_echo - latest timestamp received on a TIMESTAMP option
- * @dccps_ext_header_len - network protocol overhead (IP/IPv6 options)
- * @dccps_pmtu_cookie - Last pmtu seen by socket
* @dccps_packet_size - Set thru setsockopt
* @dccps_role - Role of this sock, one of %dccp_role
* @dccps_ndp_count - number of Non Data Packets since last data packet
@@ -434,8 +431,6 @@ struct dccp_sock {
__u32 dccps_timestamp_echo;
__u32 dccps_packet_size;
unsigned long dccps_ndp_count;
- __u16 dccps_ext_header_len;
- __u32 dccps_pmtu_cookie;
__u32 dccps_mss_cache;
struct dccp_options dccps_options;
struct dccp_ackvec *dccps_hc_rx_ackvec;
diff --git a/include/linux/etherdevice.h b/include/linux/etherdevice.h
index 5f49a30eb6f..745c988359c 100644
--- a/include/linux/etherdevice.h
+++ b/include/linux/etherdevice.h
@@ -63,10 +63,11 @@ static inline int is_zero_ether_addr(const u8 *addr)
* @addr: Pointer to a six-byte array containing the Ethernet address
*
* Return true if the address is a multicast address.
+ * By definition the broadcast address is also a multicast address.
*/
static inline int is_multicast_ether_addr(const u8 *addr)
{
- return ((addr[0] != 0xff) && (0x01 & addr[0]));
+ return (0x01 & addr[0]);
}
/**
diff --git a/include/linux/if_pppox.h b/include/linux/if_pppox.h
index e677f73f13d..4fab3d0a4bc 100644
--- a/include/linux/if_pppox.h
+++ b/include/linux/if_pppox.h
@@ -157,8 +157,7 @@ struct pppox_proto {
extern int register_pppox_proto(int proto_num, struct pppox_proto *pp);
extern void unregister_pppox_proto(int proto_num);
extern void pppox_unbind_sock(struct sock *sk);/* delete ppp-channel binding */
-extern int pppox_channel_ioctl(struct ppp_channel *pc, unsigned int cmd,
- unsigned long arg);
+extern int pppox_ioctl(struct socket *sock, unsigned int cmd, unsigned long arg);
/* PPPoX socket states */
enum {
diff --git a/include/linux/ip.h b/include/linux/ip.h
index 33e8a19a1a0..9e2eb9a602e 100644
--- a/include/linux/ip.h
+++ b/include/linux/ip.h
@@ -16,6 +16,7 @@
*/
#ifndef _LINUX_IP_H
#define _LINUX_IP_H
+#include <linux/types.h>
#include <asm/byteorder.h>
#define IPTOS_TOS_MASK 0x1E
@@ -78,126 +79,6 @@
#define IPOPT_TS_TSANDADDR 1 /* timestamps and addresses */
#define IPOPT_TS_PRESPEC 3 /* specified modules only */
-#ifdef __KERNEL__
-#include <linux/config.h>
-#include <linux/types.h>
-#include <net/request_sock.h>
-#include <net/sock.h>
-#include <linux/igmp.h>
-#include <net/flow.h>
-
-struct ip_options {
- __u32 faddr; /* Saved first hop address */
- unsigned char optlen;
- unsigned char srr;
- unsigned char rr;
- unsigned char ts;
- unsigned char is_setbyuser:1, /* Set by setsockopt? */
- is_data:1, /* Options in __data, rather than skb */
- is_strictroute:1, /* Strict source route */
- srr_is_hit:1, /* Packet destination addr was our one */
- is_changed:1, /* IP checksum more not valid */
- rr_needaddr:1, /* Need to record addr of outgoing dev */
- ts_needtime:1, /* Need to record timestamp */
- ts_needaddr:1; /* Need to record addr of outgoing dev */
- 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;
- 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 ipv6_pinfo;
-
-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; /* Foreign IPv4 addr */
- __u32 rcv_saddr; /* Bound local IPv4 addr */
- __u16 dport; /* Destination port */
- __u16 num; /* Local port */
- __u32 saddr; /* Sending source */
- __s16 uc_ttl; /* Unicast TTL */
- __u16 cmsg_flags;
- struct ip_options *opt;
- __u16 sport; /* Source port */
- __u16 id; /* ID counter for DF pkts */
- __u8 tos; /* TOS */
- __u8 mc_ttl; /* Multicasting TTL */
- __u8 pmtudisc;
- unsigned recverr : 1,
- freebind : 1,
- hdrincl : 1,
- mc_loop : 1;
- int mc_index; /* Multicast device index */
- __u32 mc_addr;
- struct ip_mc_socklist *mc_list; /* Group array */
- /*
- * Following members are used to retain the infomation to build
- * an ip header on each ip fragmentation while the socket is corked.
- */
- 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
-#endif
-
-extern int inet_sk_rebuild_header(struct sock *sk);
-
struct iphdr {
#if defined(__LITTLE_ENDIAN_BITFIELD)
__u8 ihl:4,
diff --git a/include/linux/ipv6.h b/include/linux/ipv6.h
index e0b922785d9..93bbed5c6cf 100644
--- a/include/linux/ipv6.h
+++ b/include/linux/ipv6.h
@@ -171,12 +171,13 @@ enum {
};
#ifdef __KERNEL__
-#include <linux/in6.h> /* struct sockaddr_in6 */
#include <linux/icmpv6.h>
-#include <net/if_inet6.h> /* struct ipv6_mc_socklist */
#include <linux/tcp.h>
#include <linux/udp.h>
+#include <net/if_inet6.h> /* struct ipv6_mc_socklist */
+#include <net/inet_sock.h>
+
/*
This structure contains results of exthdrs parsing
as offsets from skb->nh.
@@ -199,18 +200,17 @@ static inline int inet6_iif(const struct sk_buff *skb)
return IP6CB(skb)->iif;
}
-struct tcp6_request_sock {
- struct tcp_request_sock req;
+struct inet6_request_sock {
struct in6_addr loc_addr;
struct in6_addr rmt_addr;
struct sk_buff *pktopts;
int iif;
};
-static inline struct tcp6_request_sock *tcp6_rsk(const struct request_sock *sk)
-{
- return (struct tcp6_request_sock *)sk;
-}
+struct tcp6_request_sock {
+ struct tcp_request_sock tcp6rsk_tcp;
+ struct inet6_request_sock tcp6rsk_inet6;
+};
/**
* struct ipv6_pinfo - ipv6 private area
@@ -298,12 +298,36 @@ struct tcp6_sock {
struct ipv6_pinfo inet6;
};
+extern int inet6_sk_rebuild_header(struct sock *sk);
+
#if defined(CONFIG_IPV6) || defined(CONFIG_IPV6_MODULE)
static inline struct ipv6_pinfo * inet6_sk(const struct sock *__sk)
{
return inet_sk(__sk)->pinet6;
}
+static inline struct inet6_request_sock *
+ inet6_rsk(const struct request_sock *rsk)
+{
+ return (struct inet6_request_sock *)(((u8 *)rsk) +
+ inet_rsk(rsk)->inet6_rsk_offset);
+}
+
+static inline u32 inet6_rsk_offset(struct request_sock *rsk)
+{
+ return rsk->rsk_ops->obj_size - sizeof(struct inet6_request_sock);
+}
+
+static inline struct request_sock *inet6_reqsk_alloc(struct request_sock_ops *ops)
+{
+ struct request_sock *req = reqsk_alloc(ops);
+
+ if (req != NULL)
+ inet_rsk(req)->inet6_rsk_offset = inet6_rsk_offset(req);
+
+ return req;
+}
+
static inline struct raw6_sock *raw6_sk(const struct sock *sk)
{
return (struct raw6_sock *)sk;
@@ -323,28 +347,37 @@ static inline void inet_sk_copy_descendant(struct sock *sk_to,
#define __ipv6_only_sock(sk) (inet6_sk(sk)->ipv6only)
#define ipv6_only_sock(sk) ((sk)->sk_family == PF_INET6 && __ipv6_only_sock(sk))
-#include <linux/tcp.h>
+struct inet6_timewait_sock {
+ struct in6_addr tw_v6_daddr;
+ struct in6_addr tw_v6_rcv_saddr;
+};
struct tcp6_timewait_sock {
- struct tcp_timewait_sock tw_v6_sk;
- struct in6_addr tw_v6_daddr;
- struct in6_addr tw_v6_rcv_saddr;
+ struct tcp_timewait_sock tcp6tw_tcp;
+ struct inet6_timewait_sock tcp6tw_inet6;
};
-static inline struct tcp6_timewait_sock *tcp6_twsk(const struct sock *sk)
+static inline u16 inet6_tw_offset(const struct proto *prot)
{
- return (struct tcp6_timewait_sock *)sk;
+ return prot->twsk_prot->twsk_obj_size -
+ sizeof(struct inet6_timewait_sock);
}
-static inline struct in6_addr *__tcp_v6_rcv_saddr(const struct sock *sk)
+static inline struct inet6_timewait_sock *inet6_twsk(const struct sock *sk)
+{
+ return (struct inet6_timewait_sock *)(((u8 *)sk) +
+ inet_twsk(sk)->tw_ipv6_offset);
+}
+
+static inline struct in6_addr *__inet6_rcv_saddr(const struct sock *sk)
{
return likely(sk->sk_state != TCP_TIME_WAIT) ?
- &inet6_sk(sk)->rcv_saddr : &tcp6_twsk(sk)->tw_v6_rcv_saddr;
+ &inet6_sk(sk)->rcv_saddr : &inet6_twsk(sk)->tw_v6_rcv_saddr;
}
-static inline struct in6_addr *tcp_v6_rcv_saddr(const struct sock *sk)
+static inline struct in6_addr *inet6_rcv_saddr(const struct sock *sk)
{
- return sk->sk_family == AF_INET6 ? __tcp_v6_rcv_saddr(sk) : NULL;
+ return sk->sk_family == AF_INET6 ? __inet6_rcv_saddr(sk) : NULL;
}
static inline int inet_v6_ipv6only(const struct sock *sk)
@@ -361,13 +394,19 @@ static inline struct ipv6_pinfo * inet6_sk(const struct sock *__sk)
return NULL;
}
+static inline struct inet6_request_sock *
+ inet6_rsk(const struct request_sock *rsk)
+{
+ return NULL;
+}
+
static inline struct raw6_sock *raw6_sk(const struct sock *sk)
{
return NULL;
}
-#define __tcp_v6_rcv_saddr(__sk) NULL
-#define tcp_v6_rcv_saddr(__sk) NULL
+#define __inet6_rcv_saddr(__sk) NULL
+#define inet6_rcv_saddr(__sk) NULL
#define tcp_twsk_ipv6only(__sk) 0
#define inet_v6_ipv6only(__sk) 0
#endif /* defined(CONFIG_IPV6) || defined(CONFIG_IPV6_MODULE) */
diff --git a/include/linux/net.h b/include/linux/net.h
index d6a41e6577f..28195a2d8ff 100644
--- a/include/linux/net.h
+++ b/include/linux/net.h
@@ -107,7 +107,7 @@ enum sock_type {
struct socket {
socket_state state;
unsigned long flags;
- struct proto_ops *ops;
+ const struct proto_ops *ops;
struct fasync_struct *fasync_list;
struct file *file;
struct sock *sk;
@@ -260,7 +260,7 @@ SOCKCALL_WRAP(name, recvmsg, (struct kiocb *iocb, struct socket *sock, struct ms
SOCKCALL_WRAP(name, mmap, (struct file *file, struct socket *sock, struct vm_area_struct *vma), \
(file, sock, vma)) \
\
-static struct proto_ops name##_ops = { \
+static const struct proto_ops name##_ops = { \
.family = fam, \
.owner = THIS_MODULE, \
.release = __lock_##name##_release, \
diff --git a/include/linux/pfkeyv2.h b/include/linux/pfkeyv2.h
index 724066778af..6351c4055ac 100644
--- a/include/linux/pfkeyv2.h
+++ b/include/linux/pfkeyv2.h
@@ -216,6 +216,16 @@ struct sadb_x_nat_t_port {
} __attribute__((packed));
/* sizeof(struct sadb_x_nat_t_port) == 8 */
+/* Generic LSM security context */
+struct sadb_x_sec_ctx {
+ uint16_t sadb_x_sec_len;
+ uint16_t sadb_x_sec_exttype;
+ uint8_t sadb_x_ctx_alg; /* LSMs: e.g., selinux == 1 */
+ uint8_t sadb_x_ctx_doi;
+ uint16_t sadb_x_ctx_len;
+} __attribute__((packed));
+/* sizeof(struct sadb_sec_ctx) = 8 */
+
/* Message types */
#define SADB_RESERVED 0
#define SADB_GETSPI 1
@@ -325,7 +335,8 @@ struct sadb_x_nat_t_port {
#define SADB_X_EXT_NAT_T_SPORT 21
#define SADB_X_EXT_NAT_T_DPORT 22
#define SADB_X_EXT_NAT_T_OA 23
-#define SADB_EXT_MAX 23
+#define SADB_X_EXT_SEC_CTX 24
+#define SADB_EXT_MAX 24
/* Identity Extension values */
#define SADB_IDENTTYPE_RESERVED 0
diff --git a/include/linux/pkt_sched.h b/include/linux/pkt_sched.h
index e87b233615b..d10f3533850 100644
--- a/include/linux/pkt_sched.h
+++ b/include/linux/pkt_sched.h
@@ -429,6 +429,7 @@ enum
TCA_NETEM_CORR,
TCA_NETEM_DELAY_DIST,
TCA_NETEM_REORDER,
+ TCA_NETEM_CORRUPT,
__TCA_NETEM_MAX,
};
@@ -457,6 +458,12 @@ struct tc_netem_reorder
__u32 correlation;
};
+struct tc_netem_corrupt
+{
+ __u32 probability;
+ __u32 correlation;
+};
+
#define NETEM_DIST_SCALE 8192
#endif
diff --git a/include/linux/random.h b/include/linux/random.h
index 7b2adb3322d..5d6456bcdeb 100644
--- a/include/linux/random.h
+++ b/include/linux/random.h
@@ -52,9 +52,9 @@ extern void get_random_bytes(void *buf, int nbytes);
void generate_random_uuid(unsigned char uuid_out[16]);
extern __u32 secure_ip_id(__u32 daddr);
-extern u32 secure_tcp_port_ephemeral(__u32 saddr, __u32 daddr, __u16 dport);
-extern u32 secure_tcpv6_port_ephemeral(const __u32 *saddr, const __u32 *daddr,
- __u16 dport);
+extern u32 secure_ipv4_port_ephemeral(__u32 saddr, __u32 daddr, __u16 dport);
+extern u32 secure_ipv6_port_ephemeral(const __u32 *saddr, const __u32 *daddr,
+ __u16 dport);
extern __u32 secure_tcp_sequence_number(__u32 saddr, __u32 daddr,
__u16 sport, __u16 dport);
extern __u32 secure_tcpv6_sequence_number(__u32 *saddr, __u32 *daddr,
diff --git a/include/linux/security.h b/include/linux/security.h
index f7e0ae01871..ef753654daa 100644
--- a/include/linux/security.h
+++ b/include/linux/security.h
@@ -59,6 +59,12 @@ struct sk_buff;
struct sock;
struct sockaddr;
struct socket;
+struct flowi;
+struct dst_entry;
+struct xfrm_selector;
+struct xfrm_policy;
+struct xfrm_state;
+struct xfrm_user_sec_ctx;
extern int cap_netlink_send(struct sock *sk, struct sk_buff *skb);
extern int cap_netlink_recv(struct sk_buff *skb);
@@ -788,6 +794,52 @@ struct swap_info_struct;
* which is used to copy security attributes between local stream sockets.
* @sk_free_security:
* Deallocate security structure.
+ * @sk_getsid:
+ * Retrieve the LSM-specific sid for the sock to enable caching of network
+ * authorizations.
+ *
+ * Security hooks for XFRM operations.
+ *
+ * @xfrm_policy_alloc_security:
+ * @xp contains the xfrm_policy being added to Security Policy Database
+ * used by the XFRM system.
+ * @sec_ctx contains the security context information being provided by
+ * the user-level policy update program (e.g., setkey).
+ * Allocate a security structure to the xp->selector.security field.
+ * The security field is initialized to NULL when the xfrm_policy is
+ * allocated.
+ * Return 0 if operation was successful (memory to allocate, legal context)
+ * @xfrm_policy_clone_security:
+ * @old contains an existing xfrm_policy in the SPD.
+ * @new contains a new xfrm_policy being cloned from old.
+ * Allocate a security structure to the new->selector.security field
+ * that contains the information from the old->selector.security field.
+ * Return 0 if operation was successful (memory to allocate).
+ * @xfrm_policy_free_security:
+ * @xp contains the xfrm_policy
+ * Deallocate xp->selector.security.
+ * @xfrm_state_alloc_security:
+ * @x contains the xfrm_state being added to the Security Association
+ * Database by the XFRM system.
+ * @sec_ctx contains the security context information being provided by
+ * the user-level SA generation program (e.g., setkey or racoon).
+ * Allocate a security structure to the x->sel.security field. The
+ * security field is initialized to NULL when the xfrm_state is
+ * allocated.
+ * Return 0 if operation was successful (memory to allocate, legal context).
+ * @xfrm_state_free_security:
+ * @x contains the xfrm_state.
+ * Deallocate x>sel.security.
+ * @xfrm_policy_lookup:
+ * @xp contains the xfrm_policy for which the access control is being
+ * checked.
+ * @sk_sid contains the sock security label that is used to authorize
+ * access to the policy xp.
+ * @dir contains the direction of the flow (input or output).
+ * Check permission when a sock selects a xfrm_policy for processing
+ * XFRMs on a packet. The hook is called when selecting either a
+ * per-socket policy or a generic xfrm policy.
+ * Return 0 if permission is granted.
*
* Security hooks affecting all Key Management operations
*
@@ -1237,8 +1289,18 @@ struct security_operations {
int (*socket_getpeersec) (struct socket *sock, char __user *optval, int __user *optlen, unsigned len);
int (*sk_alloc_security) (struct sock *sk, int family, gfp_t priority);
void (*sk_free_security) (struct sock *sk);
+ unsigned int (*sk_getsid) (struct sock *sk, struct flowi *fl, u8 dir);
#endif /* CONFIG_SECURITY_NETWORK */
+#ifdef CONFIG_SECURITY_NETWORK_XFRM
+ int (*xfrm_policy_alloc_security) (struct xfrm_policy *xp, struct xfrm_user_sec_ctx *sec_ctx);
+ int (*xfrm_policy_clone_security) (struct xfrm_policy *old, struct xfrm_policy *new);
+ void (*xfrm_policy_free_security) (struct xfrm_policy *xp);
+ int (*xfrm_state_alloc_security) (struct xfrm_state *x, struct xfrm_user_sec_ctx *sec_ctx);
+ void (*xfrm_state_free_security) (struct xfrm_state *x);
+ int (*xfrm_policy_lookup)(struct xfrm_policy *xp, u32 sk_sid, u8 dir);
+#endif /* CONFIG_SECURITY_NETWORK_XFRM */
+
/* key management security hooks */
#ifdef CONFIG_KEYS
int (*key_alloc)(struct key *key);
@@ -2679,6 +2741,11 @@ static inline void security_sk_free(struct sock *sk)
{
return security_ops->sk_free_security(sk);
}
+
+static inline unsigned int security_sk_sid(struct sock *sk, struct flowi *fl, u8 dir)
+{
+ return security_ops->sk_getsid(sk, fl, dir);
+}
#else /* CONFIG_SECURITY_NETWORK */
static inline int security_unix_stream_connect(struct socket * sock,
struct socket * other,
@@ -2795,8 +2862,73 @@ static inline int security_sk_alloc(struct sock *sk, int family, gfp_t priority)
static inline void security_sk_free(struct sock *sk)
{
}
+
+static inline unsigned int security_sk_sid(struct sock *sk, struct flowi *fl, u8 dir)
+{
+ return 0;
+}
#endif /* CONFIG_SECURITY_NETWORK */
+#ifdef CONFIG_SECURITY_NETWORK_XFRM
+static inline int security_xfrm_policy_alloc(struct xfrm_policy *xp, struct xfrm_user_sec_ctx *sec_ctx)
+{
+ return security_ops->xfrm_policy_alloc_security(xp, sec_ctx);
+}
+
+static inline int security_xfrm_policy_clone(struct xfrm_policy *old, struct xfrm_policy *new)
+{
+ return security_ops->xfrm_policy_clone_security(old, new);
+}
+
+static inline void security_xfrm_policy_free(struct xfrm_policy *xp)
+{
+ security_ops->xfrm_policy_free_security(xp);
+}
+
+static inline int security_xfrm_state_alloc(struct xfrm_state *x, struct xfrm_user_sec_ctx *sec_ctx)
+{
+ return security_ops->xfrm_state_alloc_security(x, sec_ctx);
+}
+
+static inline void security_xfrm_state_free(struct xfrm_state *x)
+{
+ security_ops->xfrm_state_free_security(x);
+}
+
+static inline int security_xfrm_policy_lookup(struct xfrm_policy *xp, u32 sk_sid, u8 dir)
+{
+ return security_ops->xfrm_policy_lookup(xp, sk_sid, dir);
+}
+#else /* CONFIG_SECURITY_NETWORK_XFRM */
+static inline int security_xfrm_policy_alloc(struct xfrm_policy *xp, struct xfrm_user_sec_ctx *sec_ctx)
+{
+ return 0;
+}
+
+static inline int security_xfrm_policy_clone(struct xfrm_policy *old, struct xfrm_policy *new)
+{
+ return 0;
+}
+
+static inline void security_xfrm_policy_free(struct xfrm_policy *xp)
+{
+}
+
+static inline int security_xfrm_state_alloc(struct xfrm_state *x, struct xfrm_user_sec_ctx *sec_ctx)
+{
+ return 0;
+}
+
+static inline void security_xfrm_state_free(struct xfrm_state *x)
+{
+}
+
+static inline int security_xfrm_policy_lookup(struct xfrm_policy *xp, u32 sk_sid, u8 dir)
+{
+ return 0;
+}
+#endif /* CONFIG_SECURITY_NETWORK_XFRM */
+
#ifdef CONFIG_KEYS
#ifdef CONFIG_SECURITY
static inline int security_key_alloc(struct key *key)
diff --git a/include/linux/skbuff.h b/include/linux/skbuff.h
index 8c5d6001a92..483cfc47ec3 100644
--- a/include/linux/skbuff.h
+++ b/include/linux/skbuff.h
@@ -32,7 +32,6 @@
#define HAVE_ALLOC_SKB /* For the drivers to know */
#define HAVE_ALIGNABLE_SKB /* Ditto 8) */
-#define SLAB_SKB /* Slabified skbuffs */
#define CHECKSUM_NONE 0
#define CHECKSUM_HW 1
@@ -134,7 +133,7 @@ struct skb_frag_struct {
*/
struct skb_shared_info {
atomic_t dataref;
- unsigned int nr_frags;
+ unsigned short nr_frags;
unsigned short tso_size;
unsigned short tso_segs;
unsigned short ufo_size;
@@ -1239,6 +1238,8 @@ extern int skb_copy_and_csum_datagram_iovec(struct sk_buff *skb,
int hlen,
struct iovec *iov);
extern void skb_free_datagram(struct sock *sk, struct sk_buff *skb);
+extern void skb_kill_datagram(struct sock *sk, struct sk_buff *skb,
+ unsigned int flags);
extern unsigned int skb_checksum(const struct sk_buff *skb, int offset,
int len, unsigned int csum);
extern int skb_copy_bits(const struct sk_buff *skb, int offset,
diff --git a/include/linux/socket.h b/include/linux/socket.h
index 1739c2d5b95..9f4019156fd 100644
--- a/include/linux/socket.h
+++ b/include/linux/socket.h
@@ -27,7 +27,6 @@ struct __kernel_sockaddr_storage {
#include <linux/compiler.h> /* __user */
extern int sysctl_somaxconn;
-extern void sock_init(void);
#ifdef CONFIG_PROC_FS
struct seq_file;
extern void socket_seq_show(struct seq_file *seq);
diff --git a/include/linux/sysctl.h b/include/linux/sysctl.h
index 4be34ef8c2f..93fa765e47d 100644
--- a/include/linux/sysctl.h
+++ b/include/linux/sysctl.h
@@ -390,6 +390,7 @@ enum
NET_IPV4_ICMP_ERRORS_USE_INBOUND_IFADDR=109,
NET_TCP_CONG_CONTROL=110,
NET_TCP_ABC=111,
+ NET_IPV4_IPFRAG_MAX_DIST=112,
};
enum {
diff --git a/include/linux/tcp.h b/include/linux/tcp.h
index 0e1da6602e0..f2bb2396853 100644
--- a/include/linux/tcp.h
+++ b/include/linux/tcp.h
@@ -55,22 +55,6 @@ struct tcphdr {
__u16 urg_ptr;
};
-#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)
-};
-
/*
* The union cast uses a gcc extension to avoid aliasing problems
* (union is compatible to any of its members)
@@ -254,10 +238,9 @@ struct tcp_sock {
__u32 snd_wl1; /* Sequence for window update */
__u32 snd_wnd; /* The window we expect to receive */
__u32 max_window; /* Maximal window ever seen from peer */
- __u32 pmtu_cookie; /* Last pmtu seen by socket */
__u32 mss_cache; /* Cached effective mss, not including SACKS */
__u16 xmit_size_goal; /* Goal for segmenting output packets */
- __u16 ext_header_len; /* Network protocol overhead (IP/IPv6 options) */
+ /* XXX Two bytes hole, try to pack */
__u32 window_clamp; /* Maximal window to advertise */
__u32 rcv_ssthresh; /* Current window clamp */
@@ -295,8 +278,6 @@ struct tcp_sock {
struct sk_buff_head out_of_order_queue; /* Out of order segments go here */
- struct tcp_func *af_specific; /* Operations which are AF_INET{4,6} specific */
-
__u32 rcv_wnd; /* Current receiver window */
__u32 rcv_wup; /* rcv_nxt on last window update sent */
__u32 write_seq; /* Tail(+1) of data held in tcp send buffer */
diff --git a/include/linux/udp.h b/include/linux/udp.h
index b60e0b4a25c..85a55658831 100644
--- a/include/linux/udp.h
+++ b/include/linux/udp.h
@@ -35,10 +35,10 @@ struct udphdr {
#define UDP_ENCAP_ESPINUDP 2 /* draft-ietf-ipsec-udp-encaps-06 */
#ifdef __KERNEL__
-
#include <linux/config.h>
-#include <net/sock.h>
-#include <linux/ip.h>
+#include <linux/types.h>
+
+#include <net/inet_sock.h>
struct udp_sock {
/* inet_sock has to be the first member */
diff --git a/include/linux/xfrm.h b/include/linux/xfrm.h
index 0fb077d6844..82fbb758e28 100644
--- a/include/linux/xfrm.h
+++ b/include/linux/xfrm.h
@@ -27,6 +27,22 @@ struct xfrm_id
__u8 proto;
};
+struct xfrm_sec_ctx {
+ __u8 ctx_doi;
+ __u8 ctx_alg;
+ __u16 ctx_len;
+ __u32 ctx_sid;
+ char ctx_str[0];
+};
+
+/* Security Context Domains of Interpretation */
+#define XFRM_SC_DOI_RESERVED 0
+#define XFRM_SC_DOI_LSM 1
+
+/* Security Context Algorithms */
+#define XFRM_SC_ALG_RESERVED 0
+#define XFRM_SC_ALG_SELINUX 1
+
/* Selector, used as selector both on policy rules (SPD) and SAs. */
struct xfrm_selector
@@ -146,6 +162,18 @@ enum {
#define XFRM_NR_MSGTYPES (XFRM_MSG_MAX + 1 - XFRM_MSG_BASE)
+/*
+ * Generic LSM security context for comunicating to user space
+ * NOTE: Same format as sadb_x_sec_ctx
+ */
+struct xfrm_user_sec_ctx {
+ __u16 len;
+ __u16 exttype;
+ __u8 ctx_alg; /* LSMs: e.g., selinux == 1 */
+ __u8 ctx_doi;
+ __u16 ctx_len;
+};
+
struct xfrm_user_tmpl {
struct xfrm_id id;
__u16 family;
@@ -176,6 +204,7 @@ enum xfrm_attr_type_t {
XFRMA_TMPL, /* 1 or more struct xfrm_user_tmpl */
XFRMA_SA,
XFRMA_POLICY,
+ XFRMA_SEC_CTX, /* struct xfrm_sec_ctx */
__XFRMA_MAX
#define XFRMA_MAX (__XFRMA_MAX - 1)
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..f7e7fd728b6 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
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/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..6961700ff3a 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;
@@ -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);