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-rwxr-xr-xpackage/base-files/files/lib/functions.sh320
1 files changed, 320 insertions, 0 deletions
diff --git a/package/base-files/files/lib/functions.sh b/package/base-files/files/lib/functions.sh
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+++ b/package/base-files/files/lib/functions.sh
@@ -0,0 +1,320 @@
+#!/bin/sh
+# Copyright (C) 2006 OpenWrt.org
+# Copyright (C) 2006 Fokus Fraunhofer <carsten.tittel@fokus.fraunhofer.de>
+
+
+debug () {
+ ${DEBUG:-:} "$@"
+}
+mount() {
+ busybox mount "$@"
+}
+
+# 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" 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_rename() {
+ local OLD="$1"
+ local NEW="$2"
+ local oldvar
+ local newvar
+
+ [ -n "$OLD" -a -n "$NEW" ] || return
+ for oldvar in `set | grep ^CONFIG_${OLD}_ | \
+ sed -e 's/\(.*\)=.*$/\1/'` ; do
+ newvar="CONFIG_${NEW}_${oldvar##CONFIG_${OLD}_}"
+ eval "export ${NO_EXPORT:+-n} \"$newvar=\${$oldvar}\""
+ unset "$oldvar"
+ done
+ export ${NO_EXPORT:+-n} CONFIG_SECTIONS="$(echo " $CONFIG_SECTIONS " | sed -e "s, $OLD , $NEW ,")"
+
+ [ "$CONFIG_SECTION" = "$OLD" ] && export ${NO_EXPORT:+-n} CONFIG_SECTION="$NEW"
+}
+
+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 <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
+}
+
+load_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
+ . $file
+ done
+}
+
+find_mtd_part() {
+ local PART="$(grep "\"$1\"" /proc/mtd | awk -F: '{print $1}')"
+ local PREFIX=/dev/mtdblock
+
+ PART="${PART##mtd}"
+ [ -d /dev/mtdblock ] && PREFIX=/dev/mtdblock/
+ echo "${PART:+$PREFIX$PART}"
+}
+
+strtok() { # <string> { <variable> [<separator>] ... }
+ local tmp
+ local val="$1"
+ local count=0
+
+ shift
+
+ while [ $# -gt 1 ]; do
+ tmp="${val%%$2*}"
+
+ [ "$tmp" = "$val" ] && break
+
+ val="${val#$tmp$2}"
+
+ export ${NO_EXPORT:+-n} "$1=$tmp"; count=$((count+1))
+ shift 2
+ done
+
+ if [ $# -gt 0 -a -n "$val" ]; then
+ export ${NO_EXPORT:+-n} "$1=$val"; count=$((count+1))
+ fi
+
+ return $count
+}
+
+
+jffs2_mark_erase() {
+ local part="$(find_mtd_part "$1")"
+ [ -z "$part" ] && {
+ echo Partition not found.
+ return 1
+ }
+ echo -e "\xde\xad\xc0\xde" | mtd -qq write - "$1"
+}
+
+uci_apply_defaults() {
+ cd /etc/uci-defaults || return 0
+ files="$(ls)"
+ [ -z "$files" ] && return 0
+ mkdir -p /tmp/.uci
+ for file in $files; do
+ ( . "./$(basename $file)" ) && rm -f "$file"
+ done
+ uci commit
+}
+
+service_kill() {
+ local name="${1}"
+ local pid="${2:-$(pidof "$name")}"
+ local grace="${3:-5}"
+
+ [ -f "$pid" ] && pid="$(head -n1 "$pid" 2>/dev/null)"
+
+ for pid in $pid; do
+ [ -d "/proc/$pid" ] || continue
+ local try=0
+ kill -TERM $pid 2>/dev/null && \
+ while grep -qs "$name" "/proc/$pid/cmdline" && [ $((try++)) -lt $grace ]; do sleep 1; done
+ kill -KILL $pid 2>/dev/null && \
+ while grep -qs "$name" "/proc/$pid/cmdline"; do sleep 1; done
+ done
+}
+
+
+pi_include() {
+ if [ -f "/tmp/overlay/$1" ]; then
+ . "/tmp/overlay/$1"
+ elif [ -f "$1" ]; then
+ . "$1"
+ elif [ -d "/tmp/overlay/$1" ]; then
+ if [ -n "$(ls /tmp/overlay/$1/*.sh 2>/dev/null)" ]; then
+ for src_script in /tmp/overlay/$1/*.sh; do
+ . "$src_script"
+ done
+ fi
+ elif [ -d "$1" ]; then
+ if [ -n "$(ls $1/*.sh 2>/dev/null)" ]; then
+ for src_script in $1/*.sh; do
+ . "$src_script"
+ done
+ fi
+ else
+ echo "WARNING: $1 not found"
+ return 1
+ fi
+ return 0
+}
+
+[ -z "$IPKG_INSTROOT" -a -f /lib/config/uci.sh ] && . /lib/config/uci.sh