ASR_BASE
Change-Id: Icf3719cc0afe3eeb3edc7fa80a2eb5199ca9dda1
diff --git a/package/base-files/files/lib/functions.sh b/package/base-files/files/lib/functions.sh
new file mode 100644
index 0000000..658eafe
--- /dev/null
+++ b/package/base-files/files/lib/functions.sh
@@ -0,0 +1,562 @@
+# Copyright (C) 2006-2014 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=" "
+
+# xor multiple hex values of the same length
+xor() {
+ local val
+ local ret="0x$1"
+ local retlen=${#1}
+
+ shift
+ while [ -n "$1" ]; do
+ val="0x$1"
+ ret=$((ret ^ val))
+ shift
+ done
+
+ printf "%0${retlen}x" "$ret"
+}
+
+data_2bin() {
+ local data=$1
+ local len=${#1}
+ local bin_data
+
+ for i in $(seq 0 2 $(($len - 1))); do
+ bin_data="${bin_data}\x${data:i:2}"
+ done
+
+ echo -ne $bin_data
+}
+
+data_2xor_val() {
+ local data=$1
+ local len=${#1}
+ local xor_data
+
+ for i in $(seq 0 4 $(($len - 1))); do
+ xor_data="${xor_data}${data:i:4} "
+ done
+
+ echo -n ${xor_data:0:-1}
+}
+
+append() {
+ local var="$1"
+ local value="$2"
+ local sep="${3:- }"
+
+ eval "export ${NO_EXPORT:+-n} -- \"$var=\${$var:+\${$var}\${value:+\$sep}}\$value\""
+}
+
+prepend() {
+ local var="$1"
+ local value="$2"
+ local sep="${3:- }"
+
+ eval "export ${NO_EXPORT:+-n} -- \"$var=\$value\${$var:+\${sep}\${$var}}\""
+}
+
+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"
+ export ${NO_EXPORT:+-n} CONFIG_SECTION="$name"
+ config_set "$CONFIG_SECTION" "TYPE" "${cfgtype}"
+ [ -n "$NO_CALLBACK" ] || config_cb "$cfgtype" "$name"
+}
+
+option () {
+ local varname="$1"; shift
+ local value="$*"
+
+ config_set "$CONFIG_SECTION" "${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" "$LIST_SEP"
+ [ -n "$NO_CALLBACK" ] || list_cb "$varname" "$*"
+}
+
+config_unset() {
+ config_set "$1" "$2" ""
+}
+
+# config_get <variable> <section> <option> [<default>]
+# config_get <section> <option>
+config_get() {
+ case "$2${3:-$1}" in
+ *[!A-Za-z0-9_]*) : ;;
+ *)
+ case "$3" in
+ "") eval echo "\"\${CONFIG_${1}_${2}:-\${4}}\"";;
+ *) eval export ${NO_EXPORT:+-n} -- "${1}=\${CONFIG_${2}_${3}:-\${4}}";;
+ esac
+ ;;
+ esac
+}
+
+# get_bool <value> [<default>]
+get_bool() {
+ local _tmp="$1"
+ case "$_tmp" in
+ 1|on|true|yes|enabled) _tmp=1;;
+ 0|off|false|no|disabled) _tmp=0;;
+ *) _tmp="$2";;
+ esac
+ echo -n "$_tmp"
+}
+
+# config_get_bool <variable> <section> <option> [<default>]
+config_get_bool() {
+ local _tmp
+ config_get _tmp "$2" "$3" "$4"
+ _tmp="$(get_bool "$_tmp" "$4")"
+ export ${NO_EXPORT:+-n} "$1=$_tmp"
+}
+
+config_set() {
+ local section="$1"
+ local option="$2"
+ local value="$3"
+
+ export ${NO_EXPORT:+-n} "CONFIG_${section}_${option}=${value}"
+}
+
+config_add_list() {
+ local section="$1"
+ local option="$2"
+ local value="$3"
+ local old_section="$CONFIG_SECTION"
+
+ CONFIG_SECTION="$section"
+ list "$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 "$___type" ] && [ "x$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="$((c + 1))"
+ done
+}
+
+default_prerm() {
+ local root="${IPKG_INSTROOT}"
+ [ -z "$pkgname" ] && local pkgname="$(basename ${1%.*})"
+ local ret=0
+ local filelist="${root}/usr/lib/opkg/info/${pkgname}.list"
+ [ -f "$root/lib/apk/packages/${pkgname}.list" ] && filelist="$root/lib/apk/packages/${pkgname}.list"
+
+ if [ -f "$root/usr/lib/opkg/info/${pkgname}.prerm-pkg" ]; then
+ ( . "$root/usr/lib/opkg/info/${pkgname}.prerm-pkg" )
+ ret=$?
+ fi
+
+ local shell="$(command -v bash)"
+ for i in $(grep -s "^/etc/init.d/" "$filelist"); do
+ if [ -n "$root" ]; then
+ ${shell:-/bin/sh} "$root/etc/rc.common" "$root$i" disable
+ else
+ if [ "$PKG_UPGRADE" != "1" ]; then
+ "$i" disable
+ fi
+ "$i" stop
+ fi
+ done
+
+ return $ret
+}
+
+add_group_and_user() {
+ [ -z "$pkgname" ] && local pkgname="$(basename ${1%.*})"
+ local rusers="$(sed -ne 's/^Require-User: *//p' $root/usr/lib/opkg/info/${pkgname}.control 2>/dev/null)"
+ if [ -f "$root/lib/apk/packages/${pkgname}.rusers" ]; then
+ local rusers="$(cat $root/lib/apk/packages/${pkgname}.rusers)"
+ fi
+
+ if [ -n "$rusers" ]; then
+ local tuple oIFS="$IFS"
+ for tuple in $rusers; do
+ local uid gid uname gname addngroups addngroup addngname addngid
+
+ IFS=":"
+ set -- $tuple; uname="$1"; gname="$2"; addngroups="$3"
+ IFS="="
+ set -- $uname; uname="$1"; uid="$2"
+ set -- $gname; gname="$1"; gid="$2"
+ IFS="$oIFS"
+
+ if [ -n "$gname" ] && [ -n "$gid" ]; then
+ group_exists "$gname" || group_add "$gname" "$gid"
+ elif [ -n "$gname" ]; then
+ gid="$(group_add_next "$gname")"
+ fi
+
+ if [ -n "$uname" ]; then
+ user_exists "$uname" || user_add "$uname" "$uid" "$gid"
+ fi
+
+ if [ -n "$uname" ] && [ -n "$gname" ]; then
+ group_add_user "$gname" "$uname"
+ fi
+
+ if [ -n "$uname" ] && [ -n "$addngroups" ]; then
+ oIFS="$IFS"
+ IFS=","
+ for addngroup in $addngroups ; do
+ IFS="="
+ set -- $addngroup; addngname="$1"; addngid="$2"
+ if [ -n "$addngid" ]; then
+ group_exists "$addngname" || group_add "$addngname" "$addngid"
+ else
+ group_add_next "$addngname"
+ fi
+
+ group_add_user "$addngname" "$uname"
+ done
+ IFS="$oIFS"
+ fi
+
+ unset uid gid uname gname addngroups addngroup addngname addngid
+ done
+ fi
+}
+
+update_alternatives() {
+ local root="${IPKG_INSTROOT}"
+ local action="$1"
+ local pkgname="$2"
+
+ if [ -f "$root/lib/apk/packages/${pkgname}.alternatives" ]; then
+ for pkg_alt in $(cat $root/lib/apk/packages/${pkgname}.alternatives); do
+ local best_prio=0;
+ local best_src="/bin/busybox";
+ pkg_prio=${pkg_alt%%:*};
+ pkg_target=${pkg_alt#*:};
+ pkg_target=${pkg_target%:*};
+ pkg_src=${pkg_alt##*:};
+
+ if [ -e "$root/$target" ]; then
+ for alts in $root/lib/apk/packages/*.alternatives; do
+ for alt in $(cat $alts); do
+ prio=${alt%%:*};
+ target=${alt#*:};
+ target=${target%:*};
+ src=${alt##*:};
+
+ if [ "$target" = "$pkg_target" ] &&
+ [ "$src" != "$pkg_src" ] &&
+ [ "$best_prio" -lt "$prio" ]; then
+ best_prio=$prio;
+ best_src=$src;
+ fi
+ done
+ done
+ fi
+ case "$action" in
+ install)
+ if [ "$best_prio" -lt "$pkg_prio" ]; then
+ ln -sf "$pkg_src" "$root/$pkg_target"
+ echo "add alternative: $pkg_target -> $pkg_src"
+ fi
+ ;;
+ remove)
+ if [ "$best_prio" -lt "$pkg_prio" ]; then
+ ln -sf "$best_src" "$root/$pkg_target"
+ echo "add alternative: $pkg_target -> $best_src"
+ fi
+ ;;
+ esac
+ done
+ fi
+}
+
+default_postinst() {
+ local root="${IPKG_INSTROOT}"
+ [ -z "$pkgname" ] && local pkgname="$(basename ${1%.*})"
+ local filelist="${root}/usr/lib/opkg/info/${pkgname}.list"
+ [ -f "$root/lib/apk/packages/${pkgname}.list" ] && filelist="$root/lib/apk/packages/${pkgname}.list"
+ local ret=0
+
+ if [ -e "${root}/usr/lib/opkg/info/${pkgname}.list" ]; then
+ filelist="${root}/usr/lib/opkg/info/${pkgname}.list"
+ add_group_and_user "${pkgname}"
+ fi
+
+ if [ -e "${root}/lib/apk/packages/${pkgname}.list" ]; then
+ filelist="${root}/lib/apk/packages/${pkgname}.list"
+ update_alternatives install "${pkgname}"
+ fi
+
+ if [ -d "$root/rootfs-overlay" ]; then
+ cp -R $root/rootfs-overlay/. $root/
+ rm -fR $root/rootfs-overlay/
+ fi
+
+ if [ -z "$root" ]; then
+ if grep -m1 -q -s "^/etc/modules.d/" "$filelist"; then
+ kmodloader
+ fi
+
+ if grep -m1 -q -s "^/etc/sysctl.d/" "$filelist"; then
+ /etc/init.d/sysctl restart
+ fi
+
+ if grep -m1 -q -s "^/etc/uci-defaults/" "$filelist"; then
+ [ -d /tmp/.uci ] || mkdir -p /tmp/.uci
+ for i in $(grep -s "^/etc/uci-defaults/" "$filelist"); do
+ ( [ -f "$i" ] && cd "$(dirname $i)" && . "$i" ) && rm -f "$i"
+ done
+ uci commit
+ fi
+
+ rm -f /tmp/luci-indexcache
+ fi
+
+ if [ -f "$root/usr/lib/opkg/info/${pkgname}.postinst-pkg" ]; then
+ ( . "$root/usr/lib/opkg/info/${pkgname}.postinst-pkg" )
+ ret=$?
+ fi
+
+ local shell="$(command -v bash)"
+ for i in $(grep -s "^/etc/init.d/" "$filelist"); do
+ if [ -n "$root" ]; then
+ ${shell:-/bin/sh} "$root/etc/rc.common" "$root$i" enable
+ else
+ if [ "$PKG_UPGRADE" != "1" ]; then
+ "$i" enable
+ fi
+ "$i" start
+ fi
+ done
+
+ return $ret
+}
+
+include() {
+ local file
+
+ for file in $(ls $1/*.sh 2>/dev/null); do
+ . $file
+ done
+}
+
+ipcalc() {
+ set -- $(ipcalc.sh "$@")
+ [ $? -eq 0 ] && export -- "$@"
+}
+
+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}"
+}
+
+find_system_slot() {
+ sys=`cat /proc/cmdline | grep "system=a"`
+ if [ -z "$sys" ]; then
+ sys=`cat /proc/cmdline | grep "system=b"`
+ if [ -z "$sys" ]; then
+ type=""
+ else
+ type="-b"
+ fi
+ else
+ type="-a"
+ fi
+ echo ${type}
+}
+
+find_mmc_part() {
+ local DEVNAME PARTNAME ROOTDEV
+
+ if grep -q "$1" /proc/mtd; then
+ echo "" && return 0
+ fi
+
+ if [ -n "$2" ]; then
+ ROOTDEV="$2"
+ else
+ ROOTDEV="mmcblk*"
+ fi
+
+ for DEVNAME in /sys/block/$ROOTDEV/mmcblk*p*; do
+ PARTNAME="$(grep PARTNAME ${DEVNAME}/uevent | cut -f2 -d'=')"
+ [ "$PARTNAME" = "$1" ] && echo "/dev/$(basename $DEVNAME)" && return 0
+ done
+}
+
+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}:" >> ${IPKG_INSTROOT}/etc/group
+ [ -n "$IPKG_INSTROOT" ] || lock -u /var/lock/group
+}
+
+group_exists() {
+ grep -qs "^${1}:" ${IPKG_INSTROOT}/etc/group
+}
+
+group_add_next() {
+ local gid gids
+ gid=$(grep -s "^${1}:" ${IPKG_INSTROOT}/etc/group | cut -d: -f3)
+ if [ -n "$gid" ]; then
+ echo $gid
+ return
+ fi
+ gids=$(cut -d: -f3 ${IPKG_INSTROOT}/etc/group)
+ gid=32768
+ while echo "$gids" | grep -q "^$gid$"; do
+ gid=$((gid + 1))
+ done
+ group_add $1 $gid
+ echo $gid
+}
+
+group_add_user() {
+ local grp delim=","
+ grp=$(grep -s "^${1}:" ${IPKG_INSTROOT}/etc/group)
+ echo "$grp" | cut -d: -f4 | grep -q $2 && return
+ echo "$grp" | grep -q ":$" && delim=""
+ [ -n "$IPKG_INSTROOT" ] || lock /var/lock/passwd
+ sed -i "s/$grp/$grp$delim$2/g" ${IPKG_INSTROOT}/etc/group
+ if [ -z "$IPKG_INSTROOT" ] && [ -x /usr/sbin/selinuxenabled ] && selinuxenabled; then
+ restorecon /etc/group
+ fi
+ [ -n "$IPKG_INSTROOT" ] || lock -u /var/lock/passwd
+}
+
+user_add() {
+ local name="${1}"
+ local uid="${2}"
+ local gid="${3}"
+ local desc="${4:-$1}"
+ local home="${5:-/var/run/$1}"
+ local shell="${6:-/bin/false}"
+ local rc
+ [ -z "$uid" ] && {
+ uids=$(cut -d: -f3 ${IPKG_INSTROOT}/etc/passwd)
+ uid=32768
+ while echo "$uids" | grep -q "^$uid$"; do
+ uid=$((uid + 1))
+ done
+ }
+ [ -z "$gid" ] && gid=$uid
+ [ -f "${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:::" >> ${IPKG_INSTROOT}/etc/shadow
+ [ -n "$IPKG_INSTROOT" ] || lock -u /var/lock/passwd
+}
+
+user_exists() {
+ grep -qs "^${1}:" ${IPKG_INSTROOT}/etc/passwd
+}
+
+board_name() {
+ [ -e /tmp/sysinfo/board_name ] && cat /tmp/sysinfo/board_name || echo "generic"
+}
+
+cmdline_get_var() {
+ local var=$1
+ local cmdlinevar tmp
+
+ for cmdlinevar in $(cat /proc/cmdline); do
+ tmp=${cmdlinevar##${var}}
+ [ "=" = "${tmp:0:1}" ] && echo ${tmp:1}
+ done
+}
+
+[ -z "$IPKG_INSTROOT" ] && [ -f /lib/config/uci.sh ] && . /lib/config/uci.sh || true