Merge branch 'x86/debug' into x86/cpu

[linux-2.6-omap-h63xx.git] / include / net / tcp.h

diff --git a/include/net/tcp.h b/include/net/tcp.h
index 92d7b551dc558bb12be2bca22e1177a6592056c7..8983386356a59d228958718d04750a557da131b3 100644 (file)
--- a/include/net/tcp.h
+++ b/include/net/tcp.h
@@ -50,6 +50,7 @@ extern atomic_t tcp_orphan_count;
 extern void tcp_time_wait(struct sock *sk, int state, int timeo);
 
 #define MAX_TCP_HEADER (128 + MAX_HEADER)
+#define MAX_TCP_OPTION_SPACE 40
 
 /* 
  * Never offer a window over 32767 without using window scaling. Some
@@ -184,6 +185,7 @@ extern void tcp_time_wait(struct sock *sk, int state, int timeo);
 #define TCPOLEN_SACK_BASE_ALIGNED      4
 #define TCPOLEN_SACK_PERBLOCK          8
 #define TCPOLEN_MD5SIG_ALIGNED         20
+#define TCPOLEN_MSS_ALIGNED            4
 
 /* Flags in tp->nonagle */
 #define TCP_NAGLE_OFF          1       /* Nagle's algo is disabled */
@@ -1112,20 +1114,12 @@ struct tcp_md5sig_pool {
 #define TCP_MD5SIG_MAXKEYS     (~(u32)0)       /* really?! */
 
 /* - functions */
-extern int                     tcp_calc_md5_hash(char *md5_hash,
-                                                 struct tcp_md5sig_key *key,
-                                                 int bplen,
-                                                 struct tcphdr *th,
-                                                 unsigned int tcplen,
-                                                 struct tcp_md5sig_pool *hp);
-
-extern int                     tcp_v4_calc_md5_hash(char *md5_hash,
-                                                    struct tcp_md5sig_key *key,
-                                                    struct sock *sk,
-                                                    struct dst_entry *dst,
-                                                    struct request_sock *req,
-                                                    struct tcphdr *th,
-                                                    unsigned int tcplen);
+extern int                     tcp_v4_md5_hash_skb(char *md5_hash,
+                                                   struct tcp_md5sig_key *key,
+                                                   struct sock *sk,
+                                                   struct request_sock *req,
+                                                   struct sk_buff *skb);
+
 extern struct tcp_md5sig_key   *tcp_v4_md5_lookup(struct sock *sk,
                                                   struct sock *addr_sk);
 
@@ -1152,6 +1146,11 @@ extern void                      tcp_free_md5sig_pool(void);
 
 extern struct tcp_md5sig_pool  *__tcp_get_md5sig_pool(int cpu);
 extern void                    __tcp_put_md5sig_pool(void);
+extern int tcp_md5_hash_header(struct tcp_md5sig_pool *, struct tcphdr *);
+extern int tcp_md5_hash_skb_data(struct tcp_md5sig_pool *, struct sk_buff *,
+                                unsigned header_len);
+extern int tcp_md5_hash_key(struct tcp_md5sig_pool *hp,
+                           struct tcp_md5sig_key *key);
 
 static inline
 struct tcp_md5sig_pool         *tcp_get_md5sig_pool(void)
@@ -1381,10 +1380,8 @@ struct tcp_sock_af_ops {
        int                     (*calc_md5_hash) (char *location,
                                                  struct tcp_md5sig_key *md5,
                                                  struct sock *sk,
-                                                 struct dst_entry *dst,
                                                  struct request_sock *req,
-                                                 struct tcphdr *th,
-                                                 unsigned int len);
+                                                 struct sk_buff *skb);
        int                     (*md5_add) (struct sock *sk,
                                            struct sock *addr_sk,
                                            u8 *newkey,