#!/bin/sh
-# Copyright (C) 2006-2011 OpenWrt.org
+# Copyright (C) 2006-2013 OpenWrt.org
# Copyright (C) 2006 Fokus Fraunhofer <carsten.tittel@fokus.fraunhofer.de>
+# Copyright (C) 2010 Vertical Communications
debug () {
${DEBUG:-:} "$@"
}
-mount() {
- busybox mount "$@"
-}
# newline
N="
[ -z "$len" ] && return 0
while [ $c -le "$len" ]; do
config_get val "${section}" "${option}_ITEM$c"
- eval "$function \"\$val\" \"$@\""
+ eval "$function \"\$val\" \"\$@\""
c="$(($c + 1))"
done
}
-load_modules() {
+insert_modules() {
[ -d /etc/modules.d ] && {
cd /etc/modules.d
sed 's/^[^#]/insmod &/' $* | ash 2>&- || :
done
}
-find_mtd_part() {
+find_mtd_index() {
local PART="$(grep "\"$1\"" /proc/mtd | awk -F: '{print $1}')"
+ local INDEX="${PART##mtd}"
+
+ echo ${INDEX}
+}
+
+find_mtd_part() {
+ local INDEX=$(find_mtd_index "$1")
local PREFIX=/dev/mtdblock
- PART="${PART##mtd}"
[ -d /dev/mtdblock ] && PREFIX=/dev/mtdblock/
- echo "${PART:+$PREFIX$PART}"
+ echo "${INDEX:+$PREFIX$INDEX}"
+}
+
+find_mtd_chardev() {
+ local INDEX=$(find_mtd_index "$1")
+ local PREFIX=/dev/mtd
+
+ [ -d /dev/mtd ] && PREFIX=/dev/mtd/
+ echo "${INDEX:+$PREFIX$INDEX}"
+}
+
+mtd_get_mac_ascii()
+{
+ local mtdname="$1"
+ local key="$2"
+ local part
+ local mac_dirty
+
+ part=$(find_mtd_part "$mtdname")
+ if [ -z "$part" ]; then
+ echo "mtd_get_mac_ascii: partition $mtdname not found!" >&2
+ return
+ fi
+
+ mac_dirty=$(strings "$part" | sed -n 's/^'"$key"'=//p')
+
+ # "canonicalize" mac
+ [ -n "$mac_dirty" ] && macaddr_canonicalize "$mac_dirty"
+}
+
+mtd_get_blob()
+{
+ local mtdname="$1"
+ local offset="$2"
+ local count="$3"
+ local firmware="$4"
+ local part
+
+ part=$(find_mtd_part "$mtdname")
+ if [ -z "$part" ]; then
+ echo "mtd_get_blob: partition $mtdname not found!" >&2
+ return 1
+ fi
+
+ dd if=$part of=$firmware bs=1 skip=$offset count=$count 2>/dev/null || {
+ echo "mtd_get_blob: failed to extract $firmware from $part" >&2
+ return 1
+ }
+}
+
+mtd_get_mac_binary() {
+ local mtdname="$1"
+ local offset="$2"
+ local part
+
+ part=$(find_mtd_part "$mtdname")
+ if [ -z "$part" ]; then
+ echo "mtd_get_mac_binary: partition $mtdname not found!" >&2
+ return
+ fi
+
+ dd bs=1 skip=$offset count=6 if=$part 2>/dev/null | hexdump -v -n 6 -e '5/1 "%02x:" 1/1 "%02x"'
+}
+
+mtd_get_part_size() {
+ local part_name=$1
+ local first dev size erasesize name
+ while read dev size erasesize name; do
+ name=${name#'"'}; name=${name%'"'}
+ if [ "$name" = "$part_name" ]; then
+ echo $((0x$size))
+ break
+ fi
+ done < /proc/mtd
+}
+
+macaddr_add() {
+ local mac=$1
+ local val=$2
+ local oui=${mac%:*:*:*}
+ local nic=${mac#*:*:*:}
+
+ nic=$(printf "%06x" $((0x${nic//:/} + $val & 0xffffff)) | sed 's/^\(.\{2\}\)\(.\{2\}\)\(.\{2\}\)/\1:\2:\3/')
+ echo $oui:$nic
+}
+
+macaddr_setbit_la()
+{
+ local mac=$1
+
+ printf "%02x:%s" $((0x${mac%%:*} | 0x02)) ${mac#*:}
+}
+
+macaddr_2bin()
+{
+ local mac=$1
+
+ echo -ne \\x${mac//:/\\x}
+}
+
+macaddr_canonicalize()
+{
+ local mac="$1"
+ local canon=""
+
+ [ ${#mac} -gt 17 ] && return
+ [ -n "${mac//[a-fA-F0-9\.: -]/}" ] && return
+
+ for octet in ${mac//[\.:-]/ }; do
+ case "${#octet}" in
+ 1)
+ octet="0${octet}"
+ ;;
+ 2)
+ ;;
+ 4)
+ octet="${octet:0:2} ${octet:2:2}"
+ ;;
+ 12)
+ octet="${octet:0:2} ${octet:2:2} ${octet:4:2} ${octet:6:2} ${octet:8:2} ${octet:10:2}"
+ ;;
+ *)
+ return
+ ;;
+ esac
+ canon=${canon}${canon:+ }${octet}
+ done
+
+ [ ${#canon} -ne 17 ] && return
+
+ printf "%02x:%02x:%02x:%02x:%02x:%02x" 0x${canon// / 0x} 2>/dev/null
}
strtok() { # <string> { <variable> [<separator>] ... }
return 0
}
+boot_hook_splice_start() {
+ export -n PI_HOOK_SPLICE=1
+}
+
+boot_hook_splice_finish() {
+ local hook
+ for hook in $PI_STACK_LIST; do
+ local v; eval "v=\${${hook}_splice:+\$${hook}_splice }$hook"
+ export -n "${hook}=${v% }"
+ export -n "${hook}_splice="
+ done
+ export -n PI_HOOK_SPLICE=
+}
+
+boot_hook_init() {
+ local hook="${1}_hook"
+ export -n "PI_STACK_LIST=${PI_STACK_LIST:+$PI_STACK_LIST }$hook"
+ export -n "$hook="
+}
+
+boot_hook_add() {
+ local hook="${1}_hook${PI_HOOK_SPLICE:+_splice}"
+ local func="${2}"
+
+ [ -n "$func" ] && {
+ local v; eval "v=\$$hook"
+ export -n "$hook=${v:+$v }$func"
+ }
+}
+
+boot_hook_shift() {
+ local hook="${1}_hook"
+ local rvar="${2}"
+
+ local v; eval "v=\$$hook"
+ [ -n "$v" ] && {
+ local first="${v%% *}"
+
+ [ "$v" != "${v#* }" ] && \
+ export -n "$hook=${v#* }" || \
+ export -n "$hook="
+
+ export -n "$rvar=$first"
+ return 0
+ }
+
+ return 1
+}
+
+boot_run_hook() {
+ local hook="$1"
+ local func
+
+ while boot_hook_shift "$hook" func; do
+ local ran; eval "ran=\$PI_RAN_$func"
+ [ -n "$ran" ] || {
+ export -n "PI_RAN_$func=1"
+ $func "$1" "$2"
+ }
+ done
+}
+
+jffs2_ready() {
+ mtdpart="$(find_mtd_part rootfs_data)"
+ [ -z "$mtdpart" ] && return 1
+ magic=$(hexdump $mtdpart -n 4 -e '4/1 "%02x"')
+ [ "$magic" != "deadc0de" ]
+}
+
+dupe() { # <new_root> <old_root>
+ cd $1
+ echo -n "creating directories... "
+ {
+ cd $2
+ find . -xdev -type d
+ echo "./dev ./overlay ./mnt ./proc ./tmp"
+ # xdev skips mounted directories
+ cd $1
+ } | xargs mkdir -p
+ echo "done"
+
+ echo -n "setting up symlinks... "
+ for file in $(cd $2; find . -xdev -type f;); do
+ case "$file" in
+ ./rom/note) ;; #nothing
+ ./etc/config*|\
+ ./usr/lib/opkg/info/*) cp -af $2/$file $file;;
+ *) ln -sf /rom/${file#./*} $file;;
+ esac
+ done
+ for file in $(cd $2; find . -xdev -type l;); do
+ cp -af $2/${file#./*} $file
+ done
+ echo "done"
+}
+
+pivot() { # <new_root> <old_root>
+ mount -o noatime,move /proc $1/proc && \
+ pivot_root $1 $1$2 && {
+ mount -o noatime,move $2/dev /dev
+ mount -o noatime,move $2/tmp /tmp
+ mount -o noatime,move $2/sys /sys 2>&-
+ mount -o noatime,move $2/overlay /overlay 2>&-
+ return 0
+ }
+}
+
+fopivot() { # <rw_root> <ro_root> <dupe?>
+ root=$1
+ {
+ if grep -q overlay /proc/filesystems; then
+ mount -o noatime,lowerdir=/,upperdir=$1 -t overlayfs "overlayfs:$1" /mnt && root=/mnt
+ elif grep -q mini_fo /proc/filesystems; then
+ mount -t mini_fo -o noatime,base=/,sto=$1 "mini_fo:$1" /mnt 2>&- && root=/mnt
+ else
+ mount --bind -o noatime / /mnt
+ mount --bind -o noatime,union "$1" /mnt && root=/mnt
+ fi
+ } || {
+ [ "$3" = "1" ] && {
+ mount | grep "on $1 type" 2>&- 1>&- || mount -o noatime,bind $1 $1
+ dupe $1 $rom
+ }
+ }
+ pivot $root $2
+}
+
+ramoverlay() {
+ mkdir -p /tmp/root
+ mount -t tmpfs -o noatime,mode=0755 root /tmp/root
+ fopivot /tmp/root /rom 1
+}
+
[ -z "$IPKG_INSTROOT" -a -f /lib/config/uci.sh ] && . /lib/config/uci.sh
projects / openwrt.git / blobdiff