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#!/bin/sh
# Copyright (C) 2006-2013 OpenWrt.org
# Copyright (C) 2006 Fokus Fraunhofer <carsten.tittel@fokus.fraunhofer.de>
# Copyright (C) 2010 Vertical Communications
debug () {
${DEBUG:-:} "$@"
}
# newline
N="
"
_C=0
NO_EXPORT=1
LOAD_STATE=1
LIST_SEP=" "
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" ]
}
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" 0
[ $len = 0 ] && append CONFIG_LIST_STATE "${CONFIG_SECTION}_${varname}"
len=$(($len + 1))
config_set "$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_get <variable> <section> <option> [<default>]
# config_get <section> <option>
config_get() {
case "$3" in
"") eval echo "\${CONFIG_${1}_${2}:-\${4}}";;
*) eval export ${NO_EXPORT:+-n} -- "${1}=\${CONFIG_${2}_${3}:-\${4}}";;
esac
}
# config_get_bool <variable> <section> <option> [<default>]
config_get_bool() {
local _tmp
config_get _tmp "$2" "$3" "$4"
case "$_tmp" in
1|on|true|enabled) _tmp=1;;
0|off|false|disabled) _tmp=0;;
*) _tmp="$4";;
esac
export ${NO_EXPORT:+-n} "$1=$_tmp"
}
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
}
insert_modules() {
[ -d /etc/modules.d ] && {
cd /etc/modules.d
sed 's/^[^#]/insmod &/' $* | ash 2>&- || :
}
}
include() {
local file
for file in $(ls $1/*.sh 2>/dev/null); do
. $file
done
}
find_mtd_index() {
local PART="$(grep "\"$1\"" /proc/mtd | awk -F: '{print $1}')"
local INDEX="${PART##mtd}"
echo ${INDEX}
}
find_mtd_part() {
local INDEX=$(find_mtd_index "$1")
local PREFIX=/dev/mtdblock
[ -d /dev/mtdblock ] && PREFIX=/dev/mtdblock/
echo "${INDEX:+$PREFIX$INDEX}"
}
group_add() {
local name="$1"
local gid="$2"
local rc
[ -f "${IPKG_INSTROOT}/etc/group" ] || return 1
[ -n "$IPKG_INSTROOT" ] || lock /var/lock/group
echo "${name}:x:${gid}:" >> ${IPKG_INSTROOT}/etc/group
rc=$?
[ -n "$IPKG_INSTROOT" ] || lock -u /var/lock/group
return $rc
}
group_exists() {
grep -qs "^${1}:" ${IPKG_INSTROOT}/etc/group
}
user_add() {
local name="${1}"
local uid="${2}"
local gid="${3:-$2}"
local desc="${4:-$1}"
local home="${5:-/var/run/$1}"
local shell="${6:-/bin/false}"
local rc
[ -f "${IPKG_INSTROOT}/etc/passwd" ] || return 1
[ -n "$IPKG_INSTROOT" ] || lock /var/lock/passwd
echo "${name}:x:${uid}:${gid}:${desc}:${home}:${shell}" >> ${IPKG_INSTROOT}/etc/passwd
echo "${name}:x:0:0:99999:7:::" >> ${IPKG_INSTROOT}/etc/shadow
rc=$?
[ -n "$IPKG_INSTROOT" ] || lock -u /var/lock/passwd
return $rc
}
user_exists() {
grep -qs "^${1}:" ${IPKG_INSTROOT}/etc/passwd
}
[ -z "$IPKG_INSTROOT" -a -f /lib/config/uci.sh ] && . /lib/config/uci.sh
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