Renove faith(4) and faithd(8) from base. It looks like industry

have chosen different (and more traditional) stateless/statuful
NAT64 as translation mechanism. Last non-trivial commits to both
faith(4) and faithd(8) happened more than 12 years ago, so I assume
it is time to drop RFC3142 in FreeBSD.

No objections from:	net@

8 files changed, 5 insertions, 86 deletions

diff --git a/etc/defaults/rc.conf b/etc/defaults/rc.conf
index 79799bf..1422390 100644
--- a/etc/defaults/rc.conf
+++ b/etc/defaults/rc.conf
@@ -514,9 +514,6 @@ stf_interface_ipv4plen="0"	# Prefix length for 6to4 IPv4 addr,
 stf_interface_ipv6_ifid="0:0:0:1"	# IPv6 interface id for stf0.
 				# If you like, you can set "AUTO" for this.
 stf_interface_ipv6_slaid="0000"	# IPv6 Site Level Aggregator for stf0
-ipv6_faith_prefix="NO"		# Set faith prefix to enable a FAITH
-				# IPv6-to-IPv4 TCP translator.  You also need
-				# faithd(8) setup.
 ipv6_ipv4mapping="NO"		# Set to "YES" to enable IPv4 mapped IPv6 addr
 				# communication. (like ::ffff:a.b.c.d)
 ipv6_ipfilter_rules="/etc/ipf6.rules"	# rules definition file for ipfilter,
diff --git a/etc/network.subr b/etc/network.subr
index 520c9e8..b8e0654 100644
--- a/etc/network.subr
+++ b/etc/network.subr
@@ -372,7 +372,6 @@ dhcpif()
 	case $1 in
 	lo[0-9]*|\
 	stf[0-9]*|\
-	faith[0-9]*|\
 	lp[0-9]*|\
 	sl[0-9]*)
 		return 1
@@ -591,7 +590,6 @@ ipv6_autoconfif()
 	case $_if in
 	lo[0-9]*|\
 	stf[0-9]*|\
-	faith[0-9]*|\
 	lp[0-9]*|\
 	sl[0-9]*)
 		return 1
diff --git a/etc/rc.d/Makefile b/etc/rc.d/Makefile
index bfa22bf..f26c190 100644
--- a/etc/rc.d/Makefile
+++ b/etc/rc.d/Makefile
@@ -42,7 +42,6 @@ FILES=	DAEMON \
 	dhclient \
 	dmesg \
 	dumpon \
-	faith \
 	fsck \
 	ftpd \
 	gbde \
diff --git a/etc/rc.d/NETWORKING b/etc/rc.d/NETWORKING
index c86150f..12dd3b0 100755
--- a/etc/rc.d/NETWORKING
+++ b/etc/rc.d/NETWORKING
@@ -4,7 +4,7 @@
 #
 
 # PROVIDE: NETWORKING NETWORK
-# REQUIRE: netif netoptions routing ppp ipfw stf faith
+# REQUIRE: netif netoptions routing ppp ipfw stf
 # REQUIRE: defaultroute routed mrouted route6d mroute6d resolv bridge
 # REQUIRE: static_arp static_ndp local_unbound
 
diff --git a/etc/rc.d/bridge b/etc/rc.d/bridge
index 4c3b340..93e68a2 100755
--- a/etc/rc.d/bridge
+++ b/etc/rc.d/bridge
@@ -26,7 +26,7 @@
 #
 
 # PROVIDE: bridge
-# REQUIRE: netif faith ppp stf
+# REQUIRE: netif ppp stf
 # KEYWORD: nojail
 
 . /etc/rc.subr
diff --git a/etc/rc.d/defaultroute b/etc/rc.d/defaultroute
index ea54c83..8e87775 100755
--- a/etc/rc.d/defaultroute
+++ b/etc/rc.d/defaultroute
@@ -6,7 +6,7 @@
 #
 
 # PROVIDE: defaultroute
-# REQUIRE: devd faith netif stf
+# REQUIRE: devd netif stf
 # KEYWORD: nojail
 
 . /etc/rc.subr
diff --git a/etc/rc.d/faith b/etc/rc.d/faith
deleted file mode 100755
index 4790ebd..0000000
--- a/etc/rc.d/faith
+++ /dev/null
@@ -1,75 +0,0 @@
-#!/bin/sh
-# $FreeBSD$
-#
-
-# PROVIDE: faith
-# REQUIRE: netif
-# KEYWORD: nojail
-
-. /etc/rc.subr
-. /etc/network.subr
-
-name="faith"
-start_cmd="faith_up"
-stop_cmd="faith_down"
-
-faith_up()
-{
-	case ${ipv6_faith_prefix} in
-	[Nn][Oo] | '')
-		;;
-	*)
-		echo "Configuring IPv6-to-IPv4 TCP relay capturing interface:" \
-		    " faith0."
-		${SYSCTL} net.inet6.ip6.keepfaith=1
-		ifconfig faith0 create >/dev/null 2>&1
-		ifconfig faith0 up
-		for prefix in ${ipv6_faith_prefix}; do
-			prefixlen=`expr "${prefix}" : ".*/\(.*\)"`
-			case ${prefixlen} in
-			'')
-				prefixlen=96
-				;;
-			*)
-				prefix=`expr "${prefix}" : \
-					     "\(.*\)/${prefixlen}"`
-				;;
-			esac
-			route add -inet6 ${prefix} -prefixlen ${prefixlen} ::1
-			route change -inet6 ${prefix} -prefixlen ${prefixlen} \
-				-ifp faith0
-		done
-		check_startmsgs && ifconfig faith0
-		;;
-	esac
-}
-
-faith_down()
-{
-	echo "Removing IPv6-to-IPv4 TCP relay capturing interface: faith0."
-	ifconfig faith0 destroy
-	${SYSCTL} net.inet6.ip6.keepfaith=0
-
-	case ${ipv6_faith_prefix} in
-	[Nn][Oo] | '')
-		;;
-	*)
-		for prefix in ${ipv6_faith_prefix}; do
-			prefixlen=`expr "${prefix}" : ".*/\(.*\)"`
-			case ${prefixlen} in
-			'')
-				prefixlen=96
-				;;
-			*)
-				prefix=`expr "${prefix}" : \
-					     "\(.*\)/${prefixlen}"`
-				;;
-			esac
-			route delete -inet6 ${prefix} -prefixlen ${prefixlen}
-		done
-		;;
-	esac
-}
-
-load_rc_config $name
-run_rc_command "$1"
diff --git a/etc/rc.d/routing b/etc/rc.d/routing
index 9cb07e5..b381471 100755
--- a/etc/rc.d/routing
+++ b/etc/rc.d/routing
@@ -6,7 +6,7 @@
 #
 
 # PROVIDE: routing
-# REQUIRE: faith netif ppp stf
+# REQUIRE: netif ppp stf
 # KEYWORD: nojailvnet
 
 . /etc/rc.subr
@@ -245,7 +245,7 @@ static_inet6()
 			[Nn][Oo][Nn][Ee])
 				return
 				;;
-			lo0|faith[0-9]*)
+			lo0)
 				continue
 				;;
 			esac