From 59a06c71cbf7ee5ecb453bbb2e9d4c2df6f194ed Mon Sep 17 00:00:00 2001
From: Felix Fietkau <nbd@openwrt.org>
Date: Wed, 22 Nov 2006 23:30:57 +0000
Subject: rename default/ to files/

SVN-Revision: 5622
---
 package/base-files/files/usr/lib/common.awk        | 68 ++++++++++++++++++++++
 .../files/usr/share/udhcpc/default.script          | 57 ++++++++++++++++++
 2 files changed, 125 insertions(+)
 create mode 100644 package/base-files/files/usr/lib/common.awk
 create mode 100755 package/base-files/files/usr/share/udhcpc/default.script

(limited to 'package/base-files/files/usr')

diff --git a/package/base-files/files/usr/lib/common.awk b/package/base-files/files/usr/lib/common.awk
new file mode 100644
index 0000000..c5ce680
--- /dev/null
+++ b/package/base-files/files/usr/lib/common.awk
@@ -0,0 +1,68 @@
+# Copyright (C) 2006 OpenWrt.org
+
+function portstr(type, str) {
+	gsub(/-/, ":", str)
+	if (insmod_mport != 1) {
+		print "insmod ipt_multiport >&- 2>&-"
+		insmod_mport = 1
+	}
+	if (type == "src") return " -m multiport --sports " str
+	else return " -m multiport --dports " str
+}
+
+function str2ipt(str) {
+	str2data(str)
+	_cmd = ""
+	if (_l["src"] != "") _cmd = _cmd " -s " _l["src"]
+	if (_l["dest"] != "") _cmd = _cmd " -d " _l["dest"]
+	if (_l["proto"] != "") {
+		_cmd = _cmd " -p " _l["proto"]
+	}
+	# scripts need to check for proto="" and emit two rules in that case
+	if ((_l["proto"] == "") || (_l["proto"] == "tcp") || (_l["proto"] == "udp")) {
+		if (_l["sport"] != "") _cmd = _cmd portstr("src", _l["sport"])
+		if (_l["dport"] != "") _cmd = _cmd portstr("dest", _l["dport"])
+	}
+	if (_l["layer7"] != "") {
+		if (insmod_l7 != 1) {
+			print "insmod ipt_layer7 >&- 2>&-"
+			insmod_l7 = 1
+		}
+		_cmd = _cmd " -m layer7 --l7proto " _l["layer7"]
+	}
+	return _cmd
+}
+
+function str2data(str) {
+	delete _l
+	_n = split(str, _o, "[\t ]")
+	for (_i = 1; _i <= _n; _i++) {
+		_n2 = split(_o[_i], _c, "=")
+		if (_n2 == 2) _l[_c[1]] = _c[2]
+	}
+}
+
+function bitcount(c) {
+	c=and(rshift(c, 1),0x55555555)+and(c,0x55555555)
+	c=and(rshift(c, 2),0x33333333)+and(c,0x33333333)
+	c=and(rshift(c, 4),0x0f0f0f0f)+and(c,0x0f0f0f0f)
+	c=and(rshift(c, 8),0x00ff00ff)+and(c,0x00ff00ff)
+	c=and(rshift(c,16),0x0000ffff)+and(c,0x0000ffff)
+	return c
+}
+
+function validate_netmask(nm) {
+	return and(-nm,compl(nm))
+}
+
+function ip2int(ip) {
+	for (ret=0,n=split(ip,a,"\."),x=1;x<=n;x++) ret=or(lshift(ret,8),a[x]) 
+	return ret
+}
+
+function int2ip(ip,ret,x) {
+	ret=and(ip,255)
+	ip=rshift(ip,8)
+	for(;x<3;ret=and(ip,255)"."ret,ip=rshift(ip,8),x++);
+	return ret
+}
diff --git a/package/base-files/files/usr/share/udhcpc/default.script b/package/base-files/files/usr/share/udhcpc/default.script
new file mode 100755
index 0000000..53c8faf
--- /dev/null
+++ b/package/base-files/files/usr/share/udhcpc/default.script
@@ -0,0 +1,57 @@
+#!/bin/sh
+[ -z "$1" ] && echo "Error: should be run by udhcpc" && exit 1
+. /etc/functions.sh
+include /lib/network
+
+RESOLV_CONF="/tmp/resolv.conf"
+
+hotplug_event() {
+	scan_interfaces
+	for ifc in $interfaces; do
+		config_get ifname $ifc ifname
+		[ "$ifname" = "$interface" ] || continue
+
+		config_get proto $ifc proto
+		[ "$proto" = "dhcp" ] || continue
+
+		env -i ACTION="$1" INTERFACE="$ifc" DEVICE="$ifname" PROTO=dhcp /sbin/hotplug iface
+	done
+}
+
+case "$1" in
+	deconfig)
+		ifconfig $interface 0.0.0.0
+		hotplug_event ifdown
+	;;
+	renew|bound)
+		ifconfig $interface $ip \
+		netmask ${subnet:-255.255.255.0} \
+		broadcast ${broadcast:-+}
+
+		if [ -n "$router" ] ; then
+			echo "deleting routers"
+			while route del default gw 0.0.0.0 dev $interface >&- 2>&- ; do :; done
+					
+			for i in $router ; do
+				echo "adding router $i"
+				route add default gw $i dev $interface
+			done
+		fi
+		
+		[ -n "$dns" ] && {
+			echo -n > $RESOLV_CONF
+			${domain:+echo search $domain} >> $RESOLV_CONF
+			for i in $dns ; do
+				echo "adding dns $i"
+				echo "nameserver $i" >> $RESOLV_CONF
+			done
+		}
+		
+		hotplug_event ifup
+		
+		# user rules
+		[ -f /etc/udhcpc.user ] && . /etc/udhcpc.user
+	;;
+esac
+
+exit 0
-- 
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