--- /dev/null
+#!/bin/sh
+# Copyright (C) 2006 Fokus Fraunhofer <carsten.tittel@fokus.fraunhofer.de>
+# Copyright (C) 2006-2008 OpenWrt.org
+
+# newline
+N="
+"
+
+_C=0
+NO_EXPORT=1
+LOAD_STATE=1
+LIST_SEP=" "
+
+hotplug_dev() {
+ env -i ACTION=$1 INTERFACE=$2 /sbin/hotplug-call net
+}
+
+append() {
+ local var="$1"
+ local value="$2"
+ local sep="${3:- }"
+
+ eval "export ${NO_EXPORT:+-n} -- \"$var=\${$var:+\${$var}\${value:+\$sep}}\$value\""
+}
+
+list_contains() {
+ local var="$1"
+ local str="$2"
+ local val
+
+ eval "val=\" \${$var} \""
+ [ "${val%% $str *}" != "$val" ]
+}
+
+list_remove() {
+ local var="$1"
+ local remove="$2"
+ local val
+
+ eval "val=\" \${$var} \""
+ val1="${val%% $remove *}"
+ [ "$val1" = "$val" ] && return
+ val2="${val##* $remove }"
+ [ "$val2" = "$val" ] && return
+ val="${val1## } ${val2%% }"
+ val="${val%% }"
+ eval "export ${NO_EXPORT:+-n} -- \"$var=\$val\""
+}
+
+config_load() {
+ [ -n "$IPKG_INSTROOT" ] && return 0
+ uci_load "$@"
+}
+
+reset_cb() {
+ config_cb() { return 0; }
+ option_cb() { return 0; }
+ list_cb() { return 0; }
+}
+reset_cb
+
+package() {
+ return 0
+}
+
+config () {
+ local cfgtype="$1"
+ local name="$2"
+
+ export ${NO_EXPORT:+-n} CONFIG_NUM_SECTIONS=$(($CONFIG_NUM_SECTIONS + 1))
+ name="${name:-cfg$CONFIG_NUM_SECTIONS}"
+ append CONFIG_SECTIONS "$name"
+ [ -n "$NO_CALLBACK" ] || config_cb "$cfgtype" "$name"
+ export ${NO_EXPORT:+-n} CONFIG_SECTION="$name"
+ export ${NO_EXPORT:+-n} "CONFIG_${CONFIG_SECTION}_TYPE=$cfgtype"
+}
+
+option () {
+ local varname="$1"; shift
+ local value="$*"
+
+ export ${NO_EXPORT:+-n} "CONFIG_${CONFIG_SECTION}_${varname}=$value"
+ [ -n "$NO_CALLBACK" ] || option_cb "$varname" "$*"
+}
+
+list() {
+ local varname="$1"; shift
+ local value="$*"
+ local len
+
+ config_get len "$CONFIG_SECTION" "${varname}_LENGTH"
+ len="$((${len:-0} + 1))"
+ config_set "$CONFIG_SECTION" "${varname}_ITEM$len" "$value"
+ config_set "$CONFIG_SECTION" "${varname}_LENGTH" "$len"
+ append "CONFIG_${CONFIG_SECTION}_${varname}" "$value" "$LIST_SEP"
+ list_cb "$varname" "$*"
+}
+
+config_unset() {
+ config_set "$1" "$2" ""
+}
+
+config_clear() {
+ local SECTION="$1"
+ local oldvar
+
+ list_remove CONFIG_SECTIONS "$SECTION"
+ export ${NO_EXPORT:+-n} CONFIG_SECTIONS="${SECTION:+$CONFIG_SECTIONS}"
+
+ for oldvar in `set | grep ^CONFIG_${SECTION:+${SECTION}_} | \
+ sed -e 's/\(.*\)=.*$/\1/'` ; do
+ unset $oldvar
+ done
+}
+
+config_get() {
+ case "$3" in
+ "") eval "echo \"\${CONFIG_${1}_${2}}\"";;
+ *) eval "export ${NO_EXPORT:+-n} -- \"$1=\${CONFIG_${2}_${3}}\"";;
+ esac
+}
+
+# config_get_bool <variable> <section> <option> [<default>]
+config_get_bool() {
+ local _tmp
+ config_get "_tmp" "$2" "$3"
+ case "$_tmp" in
+ 1|on|true|enabled) export ${NO_EXPORT:+-n} "$1=1";;
+ 0|off|false|disabled) export ${NO_EXPORT:+-n} "$1=0";;
+ *) eval "$1=$4";;
+ esac
+}
+
+config_set() {
+ local section="$1"
+ local option="$2"
+ local value="$3"
+ local old_section="$CONFIG_SECTION"
+
+ CONFIG_SECTION="$section"
+ option "$option" "$value"
+ CONFIG_SECTION="$old_section"
+}
+
+config_foreach() {
+ local function="$1"
+ [ "$#" -ge 1 ] && shift
+ local type="$1"
+ [ "$#" -ge 1 ] && shift
+ local section cfgtype
+
+ [ -z "$CONFIG_SECTIONS" ] && return 0
+ for section in ${CONFIG_SECTIONS}; do
+ config_get cfgtype "$section" TYPE
+ [ -n "$type" -a "x$cfgtype" != "x$type" ] && continue
+ eval "$function \"\$section\" \"\$@\""
+ done
+}
+
+config_list_foreach() {
+ [ "$#" -ge 3 ] || return 0
+ local section="$1"; shift
+ local option="$1"; shift
+ local function="$1"; shift
+ local val
+ local len
+ local c=1
+
+ config_get len "${section}" "${option}_LENGTH"
+ [ -z "$len" ] && return 0
+ while [ $c -le "$len" ]; do
+ config_get val "${section}" "${option}_ITEM$c"
+ eval "$function \"\$val\" \"$@\""
+ c="$(($c + 1))"
+ done
+}
+
+