X-Git-Url: http://git.rohieb.name/openwrt.git/blobdiff_plain/15713b2da9a57d19a4b04af0dd77362c92979966..64b834585d46506e72a3cd482f02b336a4a46dce:/package/base-files/default/etc/functions.sh

diff --git a/package/base-files/default/etc/functions.sh b/package/base-files/default/etc/functions.sh
index bc9767f49..301019617 100755
--- a/package/base-files/default/etc/functions.sh
+++ b/package/base-files/default/etc/functions.sh
@@ -1,99 +1,88 @@
-#!/bin/ash
-. /etc/nvram.sh
-
+#!/bin/sh
 alias debug=${DEBUG:-:}
 
+# newline
+N="
+"
+
+_C=0
+
 # valid interface?
 if_valid () (
   ifconfig "$1" >&- 2>&- ||
   [ "${1%%[0-9]}" = "br" ] ||
-  {
-    [ "${1%%[0-9]}" = "vlan" ] && ( 
-      i=${1#vlan}
-      hwname=$(nvram get vlan${i}hwname)
-      hwaddr=$(nvram get ${hwname}macaddr)
-      [ -z "$hwaddr" ] && return 1
-
-      vif=$(ifconfig -a | awk '/^eth.*'$hwaddr'/ {print $1; exit}' IGNORECASE=1)
-      debug "# vlan$i => $vif"
-
-      $DEBUG ifconfig $vif up
-      $DEBUG vconfig add $vif $i 2>&-
-    )
-  } ||
   { debug "# missing interface '$1' ignored"; false; }
 )
 
-do_ifup() {
-	if_proto=$(nvram get ${2}_proto)
-	if=$(nvram get ${2}_ifname)
-	[ "${if%%[0-9]}" = "ppp" ] && if=$(nvram get ${if_proto}_ifname)
-	
-	pidfile=/var/run/${if}.pid
-	[ -f $pidfile ] && $DEBUG kill $(cat $pidfile)
+hotplug_dev() {
+	env -i ACTION=$1 INTERFACE=$2 /sbin/hotplug net
+}
 
-	case "$1" in
-	static)
-		ip=$(nvram get ${2}_ipaddr)
-		netmask=$(nvram get ${2}_netmask)
-		gateway=$(nvram get ${2}_gateway)
+append() {
+	local var="$1"
+	local value="$2"
+	local sep="${3:- }"
+	eval "export ${var}=\"\${${var}:+\${${var}}${value:+$sep}}$value\""
+}
 
-		$DEBUG ifconfig $if $ip ${netmask:+netmask $netmask} broadcast + up
-		${gateway:+$DEBUG route add default gw $gateway}
+reset_cb() {
+	config_cb() {
+		return 0
+	}
+	option_cb() {
+		return 0
+	}
+}
+reset_cb
 
-		[ -f /etc/resolv.conf ] && return
+config () {
+	_C=$(($_C + 1))
+	name="${name:-cfg${_C}}"
+	config_cb "$1" "$2"
+	export CONFIG_SECTION="$2"
+	export CONFIG_${CONFIG_SECTION}_TYPE="$1"
+}
 
-		debug "# --- creating /etc/resolv.conf ---"
-		for dns in $(nvram get ${2}_dns); do
-			echo "nameserver $dns" >> /etc/resolv.conf
-		done
-	;;
-	dhcp)
-		DHCP_IP=$(nvram get ${2}_ipaddr)
-		DHCP_NETMASK=$(nvram get ${2}_netmask)
-		$DEBUG ifconfig $if $ip ${netmask:+netmask $netmask} broadcast + up
+option () {
+	local varname="$1" ; shift
+	export CONFIG_${CONFIG_SECTION}_${varname}="$*"
+	option_cb "$varname" "$*"
+}
 
-		DHCP_ARGS="-i $if ${DHCP_IP:+-r $DHCP_IP} -b -p $pidfile"
-		DHCP_HOSTNAME=$(nvram get ${2}_hostname)
-		DHCP_HOSTNAME=${DHCP_HOSTNAME%%.*}
-		[ -z $DHCP_HOSTNAME ] || DHCP_ARGS="$DHCP_ARGS -H $DHCP_HOSTNAME"
-		[ "$if_proto" = "pptp" ] && DHCP_ARGS="$DHCP_ARGS -n -q" || DHCP_ARGS="$DHCP_ARGS -R &"
-		oldpid=$(cat $pidfile)
-		${DEBUG:-eval} "udhcpc $DHCP_ARGS"
-		pidof udhcpc | grep "$oldpid" >&- 2>&- && {
-			sleep 1
-			kill -9 $oldpid
-		}
-	;;
-	none|"")
-	;;
-	*)
-		[ -x "/sbin/ifup.$1" ] && { $DEBUG /sbin/ifup.$1 ${2}; exit; }
-		echo "### ifup ${2}: ignored ${2}_proto=\"$1\" (not supported)"
-	;;
-	esac
+config_clear() {
+	[ -z "$CONFIG_SECTION" ] && return
+	for oldsetting in `set | grep ^CONFIG_${CONFIG_SECTION}_ | \
+		sed -e 's/\(.*\)=.*$/\1/'` ; do 
+		unset $oldsetting 
+	done
+	unset CONFIG_SECTION
 }
 
-bitcount () {
-  local c=$1
-  echo $((
-  c=((c>> 1)&0x55555555)+(c&0x55555555),
-  c=((c>> 2)&0x33333333)+(c&0x33333333),
-  c=((c>> 4)&0x0f0f0f0f)+(c&0x0f0f0f0f),
-  c=((c>> 8)&0x00ff00ff)+(c&0x00ff00ff),
-  c=((c>>16)&0x0000ffff)+(c&0x0000ffff)
-  ))
+config_load() {
+	local DIR="./"
+	_C=0
+	[ \! -e "$1" -a -e "/etc/config/$1" ] && {
+		DIR="/etc/config/"
+	}
+	[ -e "$DIR$1" ] && {
+		CONFIG_FILENAME="$DIR$1"
+		. ${CONFIG_FILENAME}
+	} || return 1
+	${CD:+cd -} >/dev/null
+	${CONFIG_SECTION:+config_cb}
 }
 
-valid_netmask () {
-  return $((-($1)&~$1))
+config_get() {
+	case "$3" in
+		"") eval "echo \${CONFIG_${1}_${2}}";;
+		*) eval "$1=\"\${CONFIG_${2}_${3}}\"";;
+	esac
 }
 
-ip2int () (
-  set $(echo $1 | tr '\.' ' ')
-  echo $(($1<<24|$2<<16|$3<<8|$4))
-)
+config_set() {
+	export CONFIG_${1}_${2}="${3}"
+}
 
-int2ip () {
-  echo $(($1>>24&255)).$(($1>>16&255)).$(($1>>8&255)).$(($1&255))
+load_modules() {
+	sed 's/^[^#]/insmod &/' $* | ash 2>&- || :
 }