[TCP]: Move the tcp sock states to net/tcp_states.h

Lots of places just needs the states, not even linux/tcp.h, where this
enum was, needs it.

This speeds up development of the refactorings as less sources are
rebuilt when things get moved from net/tcp.h.

Signed-off-by: Arnaldo Carvalho de Melo <acme@ghostprotocols.net>
Signed-off-by: David S. Miller <davem@davemloft.net>

fs/smbfs/sock.c

@@ -15,12 +15,12 @@
 #include <linux/file.h>
 #include <linux/in.h>
 #include <linux/net.h>
-#include <linux/tcp.h>
 #include <linux/mm.h>
 #include <linux/netdevice.h>
 #include <linux/smp_lock.h>
 #include <linux/workqueue.h>
 #include <net/scm.h>
+#include <net/tcp_states.h>
 #include <net/ip.h>
 
 #include <linux/smb_fs.h>

include/linux/tcp.h

@@ -55,24 +55,6 @@ struct tcphdr {
 	__u16	urg_ptr;
 };
 
-
-enum {
-  TCP_ESTABLISHED = 1,
-  TCP_SYN_SENT,
-  TCP_SYN_RECV,
-  TCP_FIN_WAIT1,
-  TCP_FIN_WAIT2,
-  TCP_TIME_WAIT,
-  TCP_CLOSE,
-  TCP_CLOSE_WAIT,
-  TCP_LAST_ACK,
-  TCP_LISTEN,
-  TCP_CLOSING,	 /* now a valid state */
-
-  TCP_MAX_STATES /* Leave at the end! */
-};
-
-#define TCP_STATE_MASK	0xF
 #define TCP_ACTION_FIN	(1 << 7)
 
 enum {

include/net/dn.h

@@ -3,6 +3,7 @@
 
 #include <linux/dn.h>
 #include <net/sock.h>
+#include <net/tcp.h>
 #include <asm/byteorder.h>
 
 typedef unsigned short dn_address;

include/net/inet_hashtables.h

@@ -19,11 +19,11 @@
 #include <linux/list.h>
 #include <linux/slab.h>
 #include <linux/spinlock.h>
-#include <linux/tcp.h>		/* only for TCP_LISTEN, damn :-( */
 #include <linux/types.h>
 #include <linux/wait.h>
 
 #include <net/sock.h>
+#include <net/tcp_states.h>
 
 #include <asm/atomic.h>
 

include/net/ip6_route.h

@@ -12,7 +12,6 @@
 #include <net/flow.h>
 #include <net/ip6_fib.h>
 #include <net/sock.h>
-#include <linux/tcp.h>
 #include <linux/ip.h>
 #include <linux/ipv6.h>
 

include/net/ip_vs.h

@@ -255,7 +255,6 @@ struct ip_vs_daemon_user {
 #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/tcp.h>
 #include <net/udp.h>
 #include <linux/compiler.h>
 

include/net/sctp/constants.h

@@ -47,10 +47,10 @@
 #ifndef __sctp_constants_h__
 #define __sctp_constants_h__
 
-#include <linux/tcp.h>  /* For TCP states used in sctp_sock_state_t */
 #include <linux/sctp.h>
 #include <linux/ipv6.h> /* For ipv6hdr. */
 #include <net/sctp/user.h>
+#include <net/tcp_states.h>  /* For TCP states used in sctp_sock_state_t */
 
 /* Value used for stream negotiation. */
 enum { SCTP_MAX_STREAM = 0xffff };

include/net/tcp.h

@@ -36,6 +36,8 @@
 #include <net/sock.h>
 #include <net/snmp.h>
 #include <net/ip.h>
+#include <net/tcp_states.h>
+
 #if defined(CONFIG_IPV6) || defined (CONFIG_IPV6_MODULE)
 #include <linux/ipv6.h>
 #endif

include/net/tcp_states.h

@@ -0,0 +1,34 @@
+/*
+ * 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 the TCP protocol sk_state field.
+ *
+ *		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 _LINUX_TCP_STATES_H
+#define _LINUX_TCP_STATES_H
+
+enum {
+	TCP_ESTABLISHED = 1,
+	TCP_SYN_SENT,
+	TCP_SYN_RECV,
+	TCP_FIN_WAIT1,
+	TCP_FIN_WAIT2,
+	TCP_TIME_WAIT,
+	TCP_CLOSE,
+	TCP_CLOSE_WAIT,
+	TCP_LAST_ACK,
+	TCP_LISTEN,
+	TCP_CLOSING,	/* Now a valid state */
+
+	TCP_MAX_STATES	/* Leave at the end! */
+};
+
+#define TCP_STATE_MASK	0xF
+
+#endif	/* _LINUX_TCP_STATES_H */

net/appletalk/ddp.c

@@ -53,12 +53,12 @@
 
 #include <linux/config.h>
 #include <linux/module.h>
-#include <linux/tcp.h>
 #include <linux/if_arp.h>
 #include <linux/termios.h>	/* For TIOCOUTQ/INQ */
 #include <net/datalink.h>
 #include <net/psnap.h>
 #include <net/sock.h>
+#include <net/tcp_states.h>
 #include <net/route.h>
 #include <linux/atalk.h>
 

net/ax25/af_ax25.c

@@ -45,7 +45,7 @@
 #include <linux/sysctl.h>
 #include <linux/init.h>
 #include <linux/spinlock.h>
-#include <net/tcp.h>
+#include <net/tcp_states.h>
 #include <net/ip.h>
 #include <net/arp.h>
 

net/ax25/ax25_ds_in.c

@@ -23,7 +23,7 @@
 #include <linux/skbuff.h>
 #include <net/sock.h>
 #include <net/ip.h>			/* For ip_rcv */
-#include <net/tcp.h>
+#include <net/tcp_states.h>
 #include <asm/uaccess.h>
 #include <asm/system.h>
 #include <linux/fcntl.h>

net/ax25/ax25_ds_timer.c

@@ -18,7 +18,7 @@
 #include <linux/string.h>
 #include <linux/sockios.h>
 #include <linux/net.h>
-#include <net/tcp.h>
+#include <net/tcp_states.h>
 #include <net/ax25.h>
 #include <linux/inet.h>
 #include <linux/netdevice.h>

net/ax25/ax25_in.c

@@ -27,7 +27,7 @@
 #include <linux/netfilter.h>
 #include <net/sock.h>
 #include <net/ip.h>			/* For ip_rcv */
-#include <net/tcp.h>
+#include <net/tcp_states.h>
 #include <net/arp.h>			/* For arp_rcv */
 #include <asm/uaccess.h>
 #include <asm/system.h>

net/ax25/ax25_std_in.c

@@ -30,7 +30,7 @@
 #include <linux/skbuff.h>
 #include <net/sock.h>
 #include <net/ip.h>			/* For ip_rcv */
-#include <net/tcp.h>
+#include <net/tcp_states.h>
 #include <asm/uaccess.h>
 #include <asm/system.h>
 #include <linux/fcntl.h>

net/ax25/ax25_std_timer.c

@@ -24,7 +24,7 @@
 #include <linux/netdevice.h>
 #include <linux/skbuff.h>
 #include <net/sock.h>
-#include <net/tcp.h>
+#include <net/tcp_states.h>
 #include <asm/uaccess.h>
 #include <asm/system.h>
 #include <linux/fcntl.h>

net/ax25/ax25_subr.c

@@ -24,7 +24,7 @@
 #include <linux/netdevice.h>
 #include <linux/skbuff.h>
 #include <net/sock.h>
-#include <net/tcp.h>
+#include <net/tcp_states.h>
 #include <asm/uaccess.h>
 #include <asm/system.h>
 #include <linux/fcntl.h>

net/core/datagram.c

@@ -43,7 +43,6 @@
 #include <linux/errno.h>
 #include <linux/sched.h>
 #include <linux/inet.h>
-#include <linux/tcp.h>
 #include <linux/netdevice.h>
 #include <linux/rtnetlink.h>
 #include <linux/poll.h>
@@ -51,9 +50,10 @@
 
 #include <net/protocol.h>
 #include <linux/skbuff.h>
-#include <net/sock.h>
-#include <net/checksum.h>
 
+#include <net/checksum.h>
+#include <net/sock.h>
+#include <net/tcp_states.h>
 
 /*
  *	Is a socket 'connection oriented' ?

net/decnet/af_decnet.c

@@ -118,7 +118,7 @@ Version 0.0.6    2.1.110   07-aug-98   Eduardo Marcelo Serrat
 #include <linux/netfilter.h>
 #include <linux/seq_file.h>
 #include <net/sock.h>
-#include <net/tcp.h>
+#include <net/tcp_states.h>
 #include <net/flow.h>
 #include <asm/system.h>
 #include <asm/ioctls.h>

net/decnet/dn_nsp_in.c

@@ -60,7 +60,7 @@
 #include <linux/inet.h>
 #include <linux/route.h>
 #include <net/sock.h>
-#include <net/tcp.h>
+#include <net/tcp_states.h>
 #include <asm/system.h>
 #include <linux/fcntl.h>
 #include <linux/mm.h>