X-Git-Url: http://git.rohieb.name/openwrt.git/blobdiff_plain/7619fe0848dc5f31d5c4c4cadd2ec067bd5c55d1..64b834585d46506e72a3cd482f02b336a4a46dce:/package/base-files/default/etc/functions.sh diff --git a/package/base-files/default/etc/functions.sh b/package/base-files/default/etc/functions.sh index 60d6231f8..301019617 100755 --- a/package/base-files/default/etc/functions.sh +++ b/package/base-files/default/etc/functions.sh @@ -1,57 +1,88 @@ -#!/bin/ash - +#!/bin/sh alias debug=${DEBUG:-:} -# allow env to override nvram -nvram () { - case $1 in - get) eval "echo \${NVRAM_$2:-\$(command nvram get $2)}";; - *) command nvram $*;; - esac -} -. /etc/nvram.overrides +# newline +N=" +" + +_C=0 # valid interface? if_valid () ( ifconfig "$1" >&- 2>&- || [ "${1%%[0-9]}" = "br" ] || - { - [ "${1%%[0-9]}" = "vlan" ] && ( - i=${1#vlan} - hwname=$(nvram get vlan${i}hwname) - hwaddr=$(nvram get ${hwname}macaddr) - [ -z "$hwaddr" ] && return 1 - - vif=$(ifconfig -a | awk '/^eth.*'$hwaddr'/ {print $1; exit}' IGNORECASE=1) - debug "# vlan$i => $vif" - - $DEBUG ifconfig $vif up - $DEBUG vconfig add $vif $i 2>&- - ) - } || { debug "# missing interface '$1' ignored"; false; } ) -bitcount () { - local c=$1 - echo $(( - c=((c>> 1)&0x55555555)+(c&0x55555555), - c=((c>> 2)&0x33333333)+(c&0x33333333), - c=((c>> 4)&0x0f0f0f0f)+(c&0x0f0f0f0f), - c=((c>> 8)&0x00ff00ff)+(c&0x00ff00ff), - c=((c>>16)&0x0000ffff)+(c&0x0000ffff) - )) +hotplug_dev() { + env -i ACTION=$1 INTERFACE=$2 /sbin/hotplug net } -valid_netmask () { - return $((-($1)&~$1)) +append() { + local var="$1" + local value="$2" + local sep="${3:- }" + eval "export ${var}=\"\${${var}:+\${${var}}${value:+$sep}}$value\"" } -ip2int () ( - set $(echo $1 | tr '\.' ' ') - echo $(($1<<24|$2<<16|$3<<8|$4)) -) +reset_cb() { + config_cb() { + return 0 + } + option_cb() { + return 0 + } +} +reset_cb + +config () { + _C=$(($_C + 1)) + name="${name:-cfg${_C}}" + config_cb "$1" "$2" + export CONFIG_SECTION="$2" + export CONFIG_${CONFIG_SECTION}_TYPE="$1" +} + +option () { + local varname="$1" ; shift + export CONFIG_${CONFIG_SECTION}_${varname}="$*" + option_cb "$varname" "$*" +} + +config_clear() { + [ -z "$CONFIG_SECTION" ] && return + for oldsetting in `set | grep ^CONFIG_${CONFIG_SECTION}_ | \ + sed -e 's/\(.*\)=.*$/\1/'` ; do + unset $oldsetting + done + unset CONFIG_SECTION +} + +config_load() { + local DIR="./" + _C=0 + [ \! -e "$1" -a -e "/etc/config/$1" ] && { + DIR="/etc/config/" + } + [ -e "$DIR$1" ] && { + CONFIG_FILENAME="$DIR$1" + . ${CONFIG_FILENAME} + } || return 1 + ${CD:+cd -} >/dev/null + ${CONFIG_SECTION:+config_cb} +} + +config_get() { + case "$3" in + "") eval "echo \${CONFIG_${1}_${2}}";; + *) eval "$1=\"\${CONFIG_${2}_${3}}\"";; + esac +} + +config_set() { + export CONFIG_${1}_${2}="${3}" +} -int2ip () { - echo $(($1>>24&255)).$(($1>>16&255)).$(($1>>8&255)).$(($1&255)) +load_modules() { + sed 's/^[^#]/insmod &/' $* | ash 2>&- || : }