Remove the number of in6_var.h inclusions by moving some functions and

global variables to in6.h.

ok deraadt@

19 files changed, 37 insertions, 75 deletions

diff --git a/sys/net/if_loop.c b/sys/net/if_loop.c
index b78857354cd..5e873cb8c36 100644
--- a/sys/net/if_loop.c
+++ b/sys/net/if_loop.c
@@ -1,4 +1,4 @@
-/*	$OpenBSD: if_loop.c,v 1.52 2013/10/23 15:12:42 mpi Exp $	*/
+/*	$OpenBSD: if_loop.c,v 1.53 2013/10/24 11:31:43 mpi Exp $	*/
 /*	$NetBSD: if_loop.c,v 1.15 1996/05/07 02:40:33 thorpej Exp $	*/
 
 /*
@@ -132,7 +132,6 @@
 #ifndef INET
 #include <netinet/in.h>
 #endif
-#include <netinet6/in6_var.h>
 #include <netinet/ip6.h>
 #endif
 
diff --git a/sys/net/if_mpe.c b/sys/net/if_mpe.c
index eaf75b562a5..9270e7beeb3 100644
--- a/sys/net/if_mpe.c
+++ b/sys/net/if_mpe.c
@@ -1,4 +1,4 @@
-/* $OpenBSD: if_mpe.c,v 1.31 2013/10/23 15:12:42 mpi Exp $ */
+/* $OpenBSD: if_mpe.c,v 1.32 2013/10/24 11:31:43 mpi Exp $ */
 
 /*
  * Copyright (c) 2008 Pierre-Yves Ritschard <pyr@spootnik.org>
@@ -36,7 +36,6 @@
 #endif
 
 #ifdef INET6
-#include <netinet6/in6_var.h>
 #include <netinet/ip6.h>
 #ifndef INET
 #include <netinet/in.h>
diff --git a/sys/net/if_pflog.c b/sys/net/if_pflog.c
index 369b8d7be57..5be313f307a 100644
--- a/sys/net/if_pflog.c
+++ b/sys/net/if_pflog.c
@@ -1,4 +1,4 @@
-/*	$OpenBSD: if_pflog.c,v 1.56 2013/10/23 15:12:42 mpi Exp $	*/
+/*	$OpenBSD: if_pflog.c,v 1.57 2013/10/24 11:31:43 mpi Exp $	*/
 /*
  * The authors of this code are John Ioannidis (ji@tla.org),
  * Angelos D. Keromytis (kermit@csd.uch.gr) and 
@@ -62,9 +62,7 @@
 #ifndef INET
 #include <netinet/in.h>
 #endif
-#include <netinet6/in6_var.h>
 #include <netinet/ip6.h>
-#include <netinet6/nd6.h>
 #include <netinet/icmp6.h>
 #endif /* INET6 */
 
diff --git a/sys/net/if_spppsubr.c b/sys/net/if_spppsubr.c
index 66a61597b2d..5dd6c1d9368 100644
--- a/sys/net/if_spppsubr.c
+++ b/sys/net/if_spppsubr.c
@@ -1,4 +1,4 @@
-/*	$OpenBSD: if_spppsubr.c,v 1.108 2013/10/01 20:22:13 sf Exp $	*/
+/*	$OpenBSD: if_spppsubr.c,v 1.109 2013/10/24 11:31:43 mpi Exp $	*/
 /*
  * Synchronous PPP/Cisco link level subroutines.
  * Keepalive protocol implemented in both Cisco and PPP modes.
@@ -83,10 +83,6 @@
 # endif
 #endif
 
-#ifdef INET6
-#include <netinet6/in6_var.h>
-#endif
-
 #include <net/if_sppp.h>
 
 #if defined (__FreeBSD__)
diff --git a/sys/net/if_tun.c b/sys/net/if_tun.c
index a258b99fc93..d36479b438e 100644
--- a/sys/net/if_tun.c
+++ b/sys/net/if_tun.c
@@ -1,4 +1,4 @@
-/*	$OpenBSD: if_tun.c,v 1.119 2013/10/23 15:12:42 mpi Exp $	*/
+/*	$OpenBSD: if_tun.c,v 1.120 2013/10/24 11:31:43 mpi Exp $	*/
 /*	$NetBSD: if_tun.c,v 1.24 1996/05/07 02:40:48 thorpej Exp $	*/
 
 /*
@@ -69,10 +69,6 @@
 #include <netinet/if_ether.h>
 #endif
 
-#ifdef INET6
-#include <netinet6/in6_var.h>
-#endif
-
 #ifdef PIPEX
 #include <net/pipex.h>
 #endif
diff --git a/sys/net/pf_lb.c b/sys/net/pf_lb.c
index f313bfade01..58bd7af9078 100644
--- a/sys/net/pf_lb.c
+++ b/sys/net/pf_lb.c
@@ -1,4 +1,4 @@
-/*	$OpenBSD: pf_lb.c,v 1.27 2013/10/23 15:12:42 mpi Exp $ */
+/*	$OpenBSD: pf_lb.c,v 1.28 2013/10/24 11:31:43 mpi Exp $ */
 
 /*
  * Copyright (c) 2001 Daniel Hartmeier
@@ -86,11 +86,9 @@
 #endif /* NPFSYNC > 0 */
 
 #ifdef INET6
-#include <netinet6/in6_var.h>
 #include <netinet/ip6.h>
 #include <netinet/in_pcb.h>
 #include <netinet/icmp6.h>
-#include <netinet6/nd6.h>
 #endif /* INET6 */
 
 
diff --git a/sys/net/pf_osfp.c b/sys/net/pf_osfp.c
index eff891848b7..e778ecca255 100644
--- a/sys/net/pf_osfp.c
+++ b/sys/net/pf_osfp.c
@@ -1,4 +1,4 @@
-/*	$OpenBSD: pf_osfp.c,v 1.26 2011/09/28 17:15:45 bluhm Exp $ */
+/*	$OpenBSD: pf_osfp.c,v 1.27 2013/10/24 11:31:43 mpi Exp $ */
 
 /*
  * Copyright (c) 2003 Mike Frantzen <frantzen@w4g.org>
@@ -35,9 +35,6 @@
 #include <net/pfvar.h>
 
 #include <netinet/ip6.h>
-#ifdef _KERNEL
-#include <netinet6/in6_var.h>
-#endif
 
 
 #ifdef _KERNEL
diff --git a/sys/net/pfkeyv2_convert.c b/sys/net/pfkeyv2_convert.c
index 3ba2f29177d..47d0dc4b027 100644
--- a/sys/net/pfkeyv2_convert.c
+++ b/sys/net/pfkeyv2_convert.c
@@ -1,4 +1,4 @@
-/*	$OpenBSD: pfkeyv2_convert.c,v 1.41 2013/10/12 11:55:46 henning Exp $	*/
+/*	$OpenBSD: pfkeyv2_convert.c,v 1.42 2013/10/24 11:31:43 mpi Exp $	*/
 /*
  * The author of this code is Angelos D. Keromytis (angelos@keromytis.org)
  *
@@ -108,9 +108,6 @@
 #endif
 
 #include <netinet/ip_ipsp.h>
-#ifdef INET6
-#include <netinet6/in6_var.h>
-#endif
 #include <net/pfkeyv2.h>
 #include <crypto/cryptodev.h>
 #include <crypto/xform.h>
diff --git a/sys/net/pipex.c b/sys/net/pipex.c
index ad5122cdc5e..89cb33c71b0 100644
--- a/sys/net/pipex.c
+++ b/sys/net/pipex.c
@@ -1,4 +1,4 @@
-/*	$OpenBSD: pipex.c,v 1.46 2013/10/23 15:12:42 mpi Exp $	*/
+/*	$OpenBSD: pipex.c,v 1.47 2013/10/24 11:31:43 mpi Exp $	*/
 
 /*-
  * Copyright (c) 2009 Internet Initiative Japan Inc.
@@ -68,7 +68,6 @@
 #include <netinet/ip.h>
 #include <netinet/ip_var.h>
 #ifdef INET6
-#include <netinet6/in6_var.h>
 #include <netinet/ip6.h>
 #include <netinet6/ip6_var.h>
 #endif
diff --git a/sys/netinet/ip_gre.c b/sys/netinet/ip_gre.c
index 2a6e3a8e079..f012de9a884 100644
--- a/sys/netinet/ip_gre.c
+++ b/sys/netinet/ip_gre.c
@@ -1,4 +1,4 @@
-/*      $OpenBSD: ip_gre.c,v 1.46 2013/10/23 15:12:42 mpi Exp $ */
+/*      $OpenBSD: ip_gre.c,v 1.47 2013/10/24 11:31:43 mpi Exp $ */
 /*	$NetBSD: ip_gre.c,v 1.9 1999/10/25 19:18:11 drochner Exp $ */
 
 /*
@@ -65,10 +65,6 @@
 #error "ip_gre used without inet"
 #endif
 
-#ifdef INET6
-#include <netinet6/in6_var.h>
-#endif
-
 #ifdef MPLS
 #include <netmpls/mpls.h>
 #endif
diff --git a/sys/netinet/ip_ipip.c b/sys/netinet/ip_ipip.c
index 4181361edde..fd67c21695c 100644
--- a/sys/netinet/ip_ipip.c
+++ b/sys/netinet/ip_ipip.c
@@ -1,4 +1,4 @@
-/*	$OpenBSD: ip_ipip.c,v 1.50 2013/10/23 15:12:42 mpi Exp $ */
+/*	$OpenBSD: ip_ipip.c,v 1.51 2013/10/24 11:31:43 mpi Exp $ */
 /*
  * The authors of this code are John Ioannidis (ji@tla.org),
  * Angelos D. Keromytis (kermit@csd.uch.gr) and
@@ -67,10 +67,6 @@
 #include <netinet/ip_ipsp.h>
 #include <netinet/ip_ipip.h>
 
-#ifdef INET6
-#include <netinet6/in6_var.h>
-#endif
-
 #include "bpfilter.h"
 
 #if NPF > 0
diff --git a/sys/netinet/ip_ipsp.c b/sys/netinet/ip_ipsp.c
index 1e99246aa69..42acf37e8a6 100644
--- a/sys/netinet/ip_ipsp.c
+++ b/sys/netinet/ip_ipsp.c
@@ -1,4 +1,4 @@
-/*	$OpenBSD: ip_ipsp.c,v 1.190 2013/07/04 09:48:48 mpi Exp $	*/
+/*	$OpenBSD: ip_ipsp.c,v 1.191 2013/10/24 11:31:43 mpi Exp $	*/
 /*
  * The authors of this code are John Ioannidis (ji@tla.org),
  * Angelos D. Keromytis (kermit@csd.uch.gr),
@@ -71,7 +71,6 @@
 #ifndef INET
 #include <netinet/in.h>
 #endif
-#include <netinet6/in6_var.h>
 #endif /* INET6 */
 
 #include <netinet/ip_ipsp.h>
diff --git a/sys/netinet/ip_spd.c b/sys/netinet/ip_spd.c
index 66fa68c37c4..00ce081307a 100644
--- a/sys/netinet/ip_spd.c
+++ b/sys/netinet/ip_spd.c
@@ -1,4 +1,4 @@
-/* $OpenBSD: ip_spd.c,v 1.68 2013/10/23 15:12:42 mpi Exp $ */
+/* $OpenBSD: ip_spd.c,v 1.69 2013/10/24 11:31:43 mpi Exp $ */
 /*
  * The author of this code is Angelos D. Keromytis (angelos@cis.upenn.edu)
  *
@@ -46,7 +46,6 @@
 #ifndef INET
 #include <netinet/in.h>
 #endif
-#include <netinet6/in6_var.h>
 #endif /* INET6 */
 
 #include <netinet/ip_ipsp.h>
diff --git a/sys/netinet/ipsec_output.c b/sys/netinet/ipsec_output.c
index a95e8bcfb5d..962d5cade52 100644
--- a/sys/netinet/ipsec_output.c
+++ b/sys/netinet/ipsec_output.c
@@ -1,4 +1,4 @@
-/*	$OpenBSD: ipsec_output.c,v 1.49 2013/08/03 12:45:41 markus Exp $ */
+/*	$OpenBSD: ipsec_output.c,v 1.50 2013/10/24 11:31:43 mpi Exp $ */
 /*
  * The author of this code is Angelos D. Keromytis (angelos@cis.upenn.edu)
  *
@@ -48,7 +48,6 @@
 #ifndef INET
 #include <netinet/in.h>
 #endif
-#include <netinet6/in6_var.h>
 #endif /* INET6 */
 
 #include <netinet/udp.h>
diff --git a/sys/netinet/tcp_output.c b/sys/netinet/tcp_output.c
index d3b8c768bd9..4ef6806d37d 100644
--- a/sys/netinet/tcp_output.c
+++ b/sys/netinet/tcp_output.c
@@ -1,4 +1,4 @@
-/*	$OpenBSD: tcp_output.c,v 1.100 2013/10/19 10:38:55 henning Exp $	*/
+/*	$OpenBSD: tcp_output.c,v 1.101 2013/10/24 11:31:43 mpi Exp $	*/
 /*	$NetBSD: tcp_output.c,v 1.16 1997/06/03 16:17:09 kml Exp $	*/
 
 /*
@@ -95,11 +95,6 @@
 #include <netinet/tcpip.h>
 #include <netinet/tcp_debug.h>
 
-#ifdef INET6
-#include <netinet6/tcpipv6.h>
-#include <netinet6/in6_var.h>
-#endif /* INET6 */
-
 #ifdef notyet
 extern struct mbuf *m_copypack();
 #endif
diff --git a/sys/netinet/tcp_subr.c b/sys/netinet/tcp_subr.c
index a4107481eea..5cbe000edd6 100644
--- a/sys/netinet/tcp_subr.c
+++ b/sys/netinet/tcp_subr.c
@@ -1,4 +1,4 @@
-/*	$OpenBSD: tcp_subr.c,v 1.124 2013/10/23 15:12:42 mpi Exp $	*/
+/*	$OpenBSD: tcp_subr.c,v 1.125 2013/10/24 11:31:43 mpi Exp $	*/
 /*	$NetBSD: tcp_subr.c,v 1.22 1996/02/13 23:44:00 christos Exp $	*/
 
 /*
@@ -96,8 +96,6 @@
 #include <dev/rndvar.h>
 
 #ifdef INET6
-#include <netinet6/in6_var.h>
-#include <netinet6/ip6_var.h>
 #include <netinet6/ip6protosw.h>
 #endif /* INET6 */
 
diff --git a/sys/netinet6/in6.h b/sys/netinet6/in6.h
index b598c467592..250b2cd71d3 100644
--- a/sys/netinet6/in6.h
+++ b/sys/netinet6/in6.h
@@ -1,4 +1,4 @@
-/*	$OpenBSD: in6.h,v 1.67 2013/10/24 11:20:18 deraadt Exp $	*/
+/*	$OpenBSD: in6.h,v 1.68 2013/10/24 11:31:43 mpi Exp $	*/
 /*	$KAME: in6.h,v 1.83 2001/03/29 02:55:07 jinmei Exp $	*/
 
 /*
@@ -417,17 +417,33 @@ typedef	__socklen_t	socklen_t;	/* length type for network syscalls */
 #endif /* __BSD_VISIBLE */
 
 #ifdef _KERNEL
+
+extern	u_char inet6ctlerrmap[];
+extern	struct ifqueue ip6intrq;	/* IP6 packet input queue */
+extern	struct in6_addr zeroin6_addr;
+extern	unsigned long in6_maxmtu;
+
 struct cmsghdr;
 
 int	in6_cksum(struct mbuf *, u_int8_t, u_int32_t, u_int32_t);
-extern void in6_proto_cksum_out(struct mbuf *, struct ifnet *);
+void	in6_proto_cksum_out(struct mbuf *, struct ifnet *);
 int	in6_localaddr(struct in6_addr *);
 int	in6_addrscope(struct in6_addr *);
 struct	in6_ifaddr *in6_ifawithscope(struct ifnet *, struct in6_addr *, u_int);
-extern void in6_if_up(struct ifnet *);
+void	in6_if_up(struct ifnet *);
 void 	in6_get_rand_ifid(struct ifnet *, struct in6_addr *);
 int	in6_mask2len(struct in6_addr *, u_char *);
 
+char	*ip6_sprintf(struct in6_addr *);
+
+struct inpcb;
+
+int	in6_embedscope(struct in6_addr *, const struct sockaddr_in6 *,
+	    struct inpcb *, struct ifnet **);
+int	in6_recoverscope(struct sockaddr_in6 *, const struct in6_addr *,
+	    struct ifnet *);
+void	in6_clearscope(struct in6_addr *);
+
 struct sockaddr;
 struct sockaddr_in6;
 struct ifaddr;
diff --git a/sys/netinet6/in6_var.h b/sys/netinet6/in6_var.h
index f391cc7bcd9..28a15e92525 100644
--- a/sys/netinet6/in6_var.h
+++ b/sys/netinet6/in6_var.h
@@ -1,4 +1,4 @@
-/*	$OpenBSD: in6_var.h,v 1.43 2013/10/24 11:20:18 deraadt Exp $	*/
+/*	$OpenBSD: in6_var.h,v 1.44 2013/10/24 11:31:43 mpi Exp $	*/
 /*	$KAME: in6_var.h,v 1.55 2001/02/16 12:49:45 itojun Exp $	*/
 
 /*
@@ -457,11 +457,6 @@ do {								\
 		((struct in6_ifextra *)((ifp)->if_afdata[AF_INET6]))->in6_ifstat->tag++; \
 } while (0)
 
-extern struct ifqueue ip6intrq;		/* IP6 packet input queue */
-extern struct in6_addr zeroin6_addr;
-extern u_char inet6ctlerrmap[];
-extern unsigned long in6_maxmtu;
-
 /*
  * Macro for finding the internet address structure (in6_ifaddr) corresponding
  * to a given interface (ifnet structure).
@@ -549,7 +544,6 @@ void	in6_purgemkludge(struct ifnet *);
 struct in6_ifaddr *in6ifa_ifpforlinklocal(struct ifnet *, int);
 struct in6_ifaddr *in6ifa_ifpwithaddr(struct ifnet *, struct in6_addr *);
 int	in6_ifpprefix(const struct ifnet *, const struct in6_addr *);
-char	*ip6_sprintf(struct in6_addr *);
 int	in6_addr2scopeid(struct ifnet *, struct in6_addr *);
 int	in6_matchlen(struct in6_addr *, struct in6_addr *);
 int	in6_are_prefix_equal(struct in6_addr *, struct in6_addr *, int);
@@ -557,13 +551,6 @@ void	in6_prefixlen2mask(struct in6_addr *, int);
 void	in6_purgeprefix(struct ifnet *);
 void	in6_ifaddloop(struct ifaddr *);
 void	in6_ifremloop(struct ifaddr *);
-
-struct inpcb;
-int in6_embedscope(struct in6_addr *, const struct sockaddr_in6 *,
-	struct inpcb *, struct ifnet **);
-int in6_recoverscope(struct sockaddr_in6 *, const struct in6_addr *,
-	struct ifnet *);
-void in6_clearscope(struct in6_addr *);
 #endif /* _KERNEL */
 
 #endif /* _NETINET6_IN6_VAR_H_ */
diff --git a/sys/netmpls/mpls_input.c b/sys/netmpls/mpls_input.c
index 1dd52c0afa6..46ca07e541b 100644
--- a/sys/netmpls/mpls_input.c
+++ b/sys/netmpls/mpls_input.c
@@ -1,4 +1,4 @@
-/*	$OpenBSD: mpls_input.c,v 1.36 2013/10/17 16:27:47 bluhm Exp $	*/
+/*	$OpenBSD: mpls_input.c,v 1.37 2013/10/24 11:31:43 mpi Exp $	*/
 
 /*
  * Copyright (c) 2008 Claudio Jeker <claudio@openbsd.org>
@@ -30,7 +30,6 @@
 
 #ifdef  INET
 #include <netinet/in.h>
-#include <netinet/in_var.h>
 #include <netinet/in_systm.h>
 #include <netinet/ip.h>
 #include <netinet/ip_var.h>
@@ -38,7 +37,6 @@
 #endif
 
 #ifdef INET6
-#include <netinet6/in6_var.h>
 #include <netinet/ip6.h>
 #ifndef INET
 #include <netinet/in.h>