From a825e6f30fa7ec5cac0e34dceb6fdec116120092 Mon Sep 17 00:00:00 2001
From: Roy Marples <roy@marples.name>
Date: Thu, 25 Oct 2007 09:11:18 +0000
Subject: Format the script correctly, and fix ssids with spaces in hopefully
 once and for all

---
 net.BSD/iwconfig.sh | 477 ++++++++++++++++++++++++++--------------------------
 1 file changed, 240 insertions(+), 237 deletions(-)

diff --git a/net.BSD/iwconfig.sh b/net.BSD/iwconfig.sh
index f1206edf..63e9623a 100644
--- a/net.BSD/iwconfig.sh
+++ b/net.BSD/iwconfig.sh
@@ -4,227 +4,230 @@
 _config_vars="$_config_vars ssid mode associate_timeout preferred_aps blacklist_aps"
 
 iwconfig_depend() {
-    program /sbin/ifconfig
-    after plug
-    before interface
-    provide wireless
+	program /sbin/ifconfig
+	after plug
+	before interface
+	provide wireless
 }
 
 iwconfig_get_wep_status() {
-    local status="disabled"
-    local mode=$(LC_ALL=C ifconfig "${IFACE}" \
-    | sed -n -e 's/^[[:space:]]*authmode \([^ ]*\) privacy ON .*/\1/p')
-    if [ -n "${mode}" ] ; then
-	status="enabled - ${mode}"
-    fi
-
-    echo "(WEP ${status})"
+	local status="disabled"
+	local mode=$(LC_ALL=C ifconfig "${IFACE}" \
+	| sed -n -e 's/^[[:space:]]*authmode \([^ ]*\) privacy ON .*/\1/p')
+	if [ -n "${mode}" ] ; then
+		status="enabled - ${mode}"
+	fi
+
+	echo "(WEP ${status})"
 }
 
 _iwconfig_get() {
-    LC_ALL=C ifconfig "${IFACE}" | \
-    sed -n -e "s/^[[:space:]]*ssid \(.*\) channel \([0-9]*\) bssid \(..:..:..:..:..:..\)\$/\\$1/p"
+	LC_ALL=C ifconfig "${IFACE}" | \
+	sed -n -e "s/^[[:space:]]*ssid \(.*\) channel \([0-9]*\) bssid \(..:..:..:..:..:..\)\$/\\$1/p"
 }
 
 _get_ssid() {
-    _iwconfig_get 1
+	local ssid="$(_iwconfig_get 1)"
+	# If the ssid has a space then it's wrapped in quotes.
+	# This is a problem if the real ssid has a quote at the start or the end :/
+	ssid=${ssid#\"}
+	ssid=${ssid%\"}
+	echo "${ssid}"
 }
 
 _get_ap_mac_address() {
-    _iwconfig_get 3
+	_iwconfig_get 3
 }
 
 _get_channel() {
-    _iwconfig_get 2
+	_iwconfig_get 2
 }
 
 iwconfig_report() {
-    local m="connected to"
-    local ssid=$(_get_ssid)
-    local mac=$(_get_ap_mac_address "${iface}")
-    [ -n "${mac}" ] && mac=" at ${mac}"
-    local wep_status="$(iwconfig_get_wep_status "${iface}")"
-    local channel=$(_get_channel)
-    [ -n "${channel}" ] && channel="on channel ${channel} "
-
-    eindent
-    einfo "${IFACE} ${m} \"${ssid}\"${mac}"
-    einfo "${channel}${wep_status}"
-    eoutdent
+	local m="connected to"
+	local ssid="$(_get_ssid)"
+	local mac="$(_get_ap_mac_address "${iface}")"
+	[ -n "${mac}" ] && mac=" at ${mac}"
+	local wep_status="$(iwconfig_get_wep_status "${iface}")"
+	local channel="$(_get_channel)"
+	[ -n "${channel}" ] && channel="on channel ${channel} "
+
+	eindent
+	einfo "${IFACE} ${m} \"${ssid}\"${mac}"
+	einfo "${channel}${wep_status}"
+	eoutdent
 }
 
 iwconfig_get_wep_key() {
-    local mac="$1" key=
-    [ -n "${mac}" ] && mac="$(echo "${mac}" | sed -e 's/://g')"
-    eval key=\$mac_key_${mac}
-    [ -z "${key}" ] && eval key=\$key_${SSIDVAR}
-    echo "${key:--}"
+	local mac="$1" key=
+	[ -n "${mac}" ] && mac="$(echo "${mac}" | sed -e 's/://g')"
+	eval key=\$mac_key_${mac}
+	[ -z "${key}" ] && eval key=\$key_${SSIDVAR}
+	echo "${key:--}"
 }
 
 iwconfig_user_config() {
-    local conf=
-    eval set -- \$ifconfig_${SSIDVAR}
-    for conf in "$@" ; do
-	ifconfig "${IFACE}" ${conf}
-    done
+	local conf=
+	eval set -- \$ifconfig_${SSIDVAR}
+	for conf in "$@" ; do
+		ifconfig "${IFACE}" ${conf}
+	done
 }
 
 iwconfig_set_mode() {
-    local x= opt= unopt="hostap adhoc"
-    case "$1" in
-	master|hostap) unopt="adhoc" opt="hostap" ;;
-	ad-hoc|adhoc) unopt="hostap" opt="adhoc" ;;
-    esac
-    for x in ${unopt} ; do
-	ifconfig "${IFACE}" -mediaopt ${x}
-    done
-    for x in ${opt} ; do
-	ifconfig "${IFACE}" mediaopt ${x}
-    done
+	local x= opt= unopt="hostap adhoc"
+	case "$1" in
+		master|hostap) unopt="adhoc" opt="hostap" ;;
+		ad-hoc|adhoc) unopt="hostap" opt="adhoc" ;;
+	esac
+	for x in ${unopt} ; do
+		ifconfig "${IFACE}" -mediaopt ${x}
+	done
+	for x in ${opt} ; do
+		ifconfig "${IFACE}" mediaopt ${x}
+	done
 }
 
 iwconfig_setup_specific() {
-    local mode="${1:-master}" channel=
-    if [ -z "${SSID}" ]; then
-	eerror "${IFACE} requires an SSID to be set to operate in ${mode} mode"
-	eerror "adjust the ssid_${IFVAR} setting in /etc/conf.d/net"
-	return 1
-    fi
+	local mode="${1:-master}" channel=
+	if [ -z "${SSID}" ]; then
+		eerror "${IFACE} requires an SSID to be set to operate in ${mode} mode"
+		eerror "adjust the ssid_${IFVAR} setting in /etc/conf.d/net"
+		return 1
+	fi
 
-    iwconfig_set_mode "${mode}" || return 1
+	iwconfig_set_mode "${mode}" || return 1
 
-    SSIDVAR=$(_shell_var "${SSID}")
-    local key=$(iwconfig_get_wep_key)
+	SSIDVAR=$(_shell_var "${SSID}")
+	local key=$(iwconfig_get_wep_key)
 
-    # Now set the key
-    eval ifconfig "${IFACE}" wepkey "${key}"
+	# Now set the key
+	ifconfig "${IFACE}" wepkey "${key}"
 
-    eval ifconfig "${IFACE}" ssid "${SSID}" || return 1
+	ifconfig "${IFACE}" ssid "${SSID}" || return 1
 
-    eval channel=\$channel_${IFVAR}
-    # We default the channel to 3
-    ifconfig "${IFACE}" channel "${channel:-3}" || return 1
+	eval channel=\$channel_${IFVAR}
+	# We default the channel to 3
+	ifconfig "${IFACE}" channel "${channel:-3}" || return 1
 
-    iwconfig_user_config
-    iwconfig_report "${iface}"
-    return 0
+	iwconfig_user_config
+	iwconfig_report "${iface}"
+	return 0
 }
 
 iwconfig_associate() {
-    local mac="$1" channel="$2" caps="$3"
-    local mode= w="(WEP Disabled)" key=
-
-    SSIDVAR=$(_shell_var "${SSID}")
-    key=$(iwconfig_get_wep_key "${mac}")
-    case "${caps}" in
-	[EI]P*)
-	    if [ "${key}" = "-" ] ; then
-		ewarn "WEP key is not set for \"${SSID}\"; not connecting"
-		return 1
-	    fi
-	    ;;
-	"") ;;
-	*)
-	    if [ "${key}" != "-" ] ; then
-		key="-"
-		ewarn "\"${SSID}\" is not WEP enabled; ignoring setting"
-	    fi
-	    ;;
-    esac
-
-    # Set mode accordingly
-    case "${caps}" in
-	*E*)
-	    mode="managed"
-	    if LC_ALL=C ifconfig "${IFACE}" | \
-		grep -q "^[[:space:]]*media: .*adhoc" ; then
-		ifconfig "${IFACE}" down -mediaopt adhoc up
-	    fi
-	    ;;
-	*I*)
-	    mode="adhoc"
-	    if ! LC_ALL=C ifconfig "${IFACE}" | \
-		grep -q "^[[:space:]]*media: .*adhoc" ; then
-		ifconfig "${IFACE}" down mediaopt adhoc up
-	    fi
-	    ;;
-	*)
-	    if LC_ALL=C ifconfig "${IFACE}" \
-		| grep -q "^[[:space:]]*media: .*adhoc" ; then
-		mode="adhoc"
-	    else
+	local mac="$1" channel="$2" caps="$3"
+	local mode= w="(WEP Disabled)" key=
+
+	SSIDVAR=$(_shell_var "${SSID}")
+	key=$(iwconfig_get_wep_key "${mac}")
+	case "${caps}" in
+		[EI]P*)
+		if [ "${key}" = "-" ] ; then
+			ewarn "WEP key is not set for \"${SSID}\"; not connecting"
+			return 1
+		fi
+		;;
+		"") ;;
+		*)
+		if [ "${key}" != "-" ] ; then
+			key="-"
+			ewarn "\"${SSID}\" is not WEP enabled; ignoring setting"
+		fi
+		;;
+	esac
+
+	# Set mode accordingly
+	case "${caps}" in
+		*E*)
 		mode="managed"
-	    fi
-	    ;;
-    esac
-
-    if [ "${key}" = "-" ] ; then
-	ifconfig "${IFACE}" wepmode off
-    else
-	ifconfig "${IFACE}" wepmode on
-	ifconfig "${IFACE}" deftxkey 1
-	w=$(iwconfig_get_wep_status)
-    fi
-
-    ebegin "Connecting to \"${SSID}\" in ${mode} mode ${w}"
-  
-    if ! eval ifconfig "${IFACE}" wepkey "${key}" ; then
-	eerror "Invalid WEP key ${key}"
-	return 1
-    fi
-
-    eval ifconfig "${IFACE}" ssid "${SSID}" || return 1
-    iwconfig_user_config
-
-    if [ "${SSID}" != "any" ] && type preassociate >/dev/null 2>/dev/null ; then
-	veinfo "Running preassociate function"
-	veindent
-	( preassociate )
-	local e=$?
-	veoutdent
-	if [ ${e} -eq 0 ] ; then
-	    veend 1 "preassociate \"${SSID}\" on ${IFACE} failed"
-	    return 1
+		if LC_ALL=C ifconfig "${IFACE}" | \
+			grep -q "^[[:space:]]*media: .*adhoc" ; then
+			ifconfig "${IFACE}" down -mediaopt adhoc up
+		fi
+		;;
+		*I*)
+		mode="adhoc"
+		if ! LC_ALL=C ifconfig "${IFACE}" | \
+			grep -q "^[[:space:]]*media: .*adhoc" ; then
+			ifconfig "${IFACE}" down mediaopt adhoc up
+		fi
+		;;
+		*)
+		if LC_ALL=C ifconfig "${IFACE}" \
+			| grep -q "^[[:space:]]*media: .*adhoc" ; then
+			mode="adhoc"
+		else
+			mode="managed"
+		fi
+		;;
+	esac
+
+	if [ "${key}" = "-" ] ; then
+		ifconfig "${IFACE}" wepmode off
+	else
+		ifconfig "${IFACE}" wepmode on
+		ifconfig "${IFACE}" deftxkey 1
+		w=$(iwconfig_get_wep_status)
 	fi
-    fi
 
-    local timeout= i=0
-    eval timeout=\$associate_timeout_${IFVAR}
-    timeout=${timeout:-10}
+	ebegin "Connecting to \"${SSID}\" in ${mode} mode ${w}"
 
-    [ ${timeout} -eq 0 ] \
-    && vewarn "WARNING: infinite timeout set for association on ${IFACE}"
+	if ! ifconfig "${IFACE}" wepkey "${key}" ; then
+		eerror "Invalid WEP key ${key}"
+		return 1
+	fi
 
-    while true; do
-	_has_carrier && break
-	sleep 1
-	[ ${timeout} -eq 0 ] && continue
-	i=$((${i} +  1))
-	[ ${i} -ge ${timeout} ] && return 1
-    done
+	ifconfig "${IFACE}" ssid "${SSID}" || return 1
+	iwconfig_user_config
+
+	if [ "${SSID}" != "any" ] && type preassociate >/dev/null 2>/dev/null ; then
+		veinfo "Running preassociate function"
+		veindent
+		( preassociate )
+		local e=$?
+		veoutdent
+		if [ ${e} -eq 0 ] ; then
+			veend 1 "preassociate \"${SSID}\" on ${IFACE} failed"
+			return 1
+		fi
+	fi
 
-    if ! _has_carrier ; then
-	eend 1
-	return 1
-    fi
-    eend 0
+	local timeout= i=0
+	eval timeout=\$associate_timeout_${IFVAR}
+	timeout=${timeout:-10}
+
+	[ ${timeout} -eq 0 ] \
+	&& vewarn "WARNING: infinite timeout set for association on ${IFACE}"
+
+	while true; do
+		_has_carrier && break
+		sleep 1
 
-    if [ "${SSID}"  = "any" ]; then
-	SSID="$(_get_ssid)"
-	iwconfig_associate
-	return $?
-    fi
+		[ ${timeout} -eq 0 ] && continue
+		i=$((${i} +  1))
+		[ ${i} -ge ${timeout} ] && { eend 1; return 1; }
+	done
+
+	_has_carrier || { eend 1; return 1; }
+	eend 0
 
-    iwconfig_report
+	if [ "${SSID}"  = "any" ]; then
+		SSID="$(_get_ssid)"
+		iwconfig_associate
+		return $?
+	fi
 
-    if type postassociate >/dev/null 2>/dev/null ; then
-	veinfo "Running postassociate function"
-	veindent
-	( postassociate )
-	veoutdent
-    fi
+	iwconfig_report
 
-    return 0
+	if type postassociate >/dev/null 2>/dev/null ; then
+		veinfo "Running postassociate function"
+		veindent
+		( postassociate )
+		veoutdent
+	fi
+
+	return 0
 }
 
 iwconfig_scan() {
@@ -234,35 +237,35 @@ iwconfig_scan() {
 
 	scan="$(LC_ALL=C ifconfig -v "${IFACE}" list scan 2>/dev/null | sed -e "1 d" -e "s/$/'/g" -e "s/^/'/g")"
 	while [ ${i} -lt 3 -a -z "${scan}" ] ; do
-	    scan="${scan}${scan:+ }$(LC_ALL=C ifconfig -v "${IFACE}" scan 2>/dev/null | sed -e "1 d" -e "s/$/'/g" -e "s/^/'/g")"
-	    i=$((${i} + 1))
+		scan="${scan}${scan:+ }$(LC_ALL=C ifconfig -v "${IFACE}" scan 2>/dev/null | sed -e "1 d" -e "s/$/'/g" -e "s/^/'/g")"
+		i=$((${i} + 1))
 	done
-	
+
 	local OIFS=$IFS
 	APS=-1
 	eval set -- ${scan}
 	for line in "$@" ; do
-	    APS=$((${APS} + 1))
-	    set -- ${line}
-	    while true ; do
+		APS=$((${APS} + 1))
+		set -- ${line}
+		while true ; do
+			case "$1" in
+				*:*:*:*:*:*) break ;;
+			esac
+			eval SSID_${APS}="\"\${SSID_${APS}}\${SSID_${APS}:+ }$1\""
+			shift
+		done
+		eval MAC_${APS}="$(echo "$1" | tr '[:lower:]' '[:upper:]')"
+		eval CHAN_${APS}="$2"
+		quality=${4%:*}
+		shift ; shift ; shift ; shift ; shift
+		eval CAPS_${APS}="\"$*\""
+
+		# Add 1000 for managed nodes as we prefer them to adhoc
+		set -- $*
 		case "$1" in
-		    *:*:*:*:*:*) break ;;
+			*E*) eval QUAL_${APS}=$((${quality} + 1000)) ;;
+			*)   eval QUAL_${APS}=\$quality ;;
 		esac
-		eval SSID_${APS}="\"\${SSID_${APS}}\${SSID_${APS}:+ }$1\""
-		shift
-	    done
-	    eval MAC_${APS}="$(echo "$1" | tr '[:lower:]' '[:upper:]')"
-	    eval CHAN_${APS}="$2"
-	    quality=${4%:*}
-	    shift ; shift ; shift ; shift ; shift
-	    eval CAPS_${APS}="\"$*\""
-
-	    # Add 1000 for managed nodes as we prefer them to adhoc
-	    set -- $*
-	    case "$1" in
-		*E*) eval QUAL_${APS}=$((${quality} + 1000)) ;;
-		*)   eval QUAL_${APS}=\$quality ;;
-	    esac
 	done
 
 	if [ -z "${MAC_0}" ]; then
@@ -274,46 +277,46 @@ iwconfig_scan() {
 	# Sort based on quality
 	local i=0 k=1 a= b= x= t=
 	while [ ${i} -lt ${APS} ] ; do
-	    k=$((${i} + 1))
-	    while [ ${k} -le ${APS} ] ; do
-		eval a=\$QUALITY_${i}
-		[ -z "${a}" ] && break
-		eval b=\$QUALITY_${k}
-		if [ -n "${b}" -a "${a}" -lt "${b}" ] ; then
-		    for x in MAC SSID CHAN QUALITY CAPS ; do
-			eval t=\$${x}_${i}
-			eval ${x}_${i}=\$${x}_${k}
-			eval ${x}_${k}=\$t
-		    done
-		fi
-		k=$((${k} + 1))
-	    done
-	    i=$((${i} + 1))
+		k=$((${i} + 1))
+		while [ ${k} -le ${APS} ] ; do
+			eval a=\$QUALITY_${i}
+			[ -z "${a}" ] && break
+			eval b=\$QUALITY_${k}
+			if [ -n "${b}" -a "${a}" -lt "${b}" ] ; then
+				for x in MAC SSID CHAN QUALITY CAPS ; do
+					eval t=\$${x}_${i}
+					eval ${x}_${i}=\$${x}_${k}
+					eval ${x}_${k}=\$t
+				done
+			fi
+			k=$((${k} + 1))
+		done
+		i=$((${i} + 1))
 	done
 
 	# Strip any duplicates
 	local i=0 k=1 a= b=
 	while [ ${i} -lt ${APS} ] ; do
-	    k=$((${i} + 1))
-	    while [ ${k} -le ${APS} ] ; do
-		eval a=\$MAC_${i}
-		eval b=\$MAC_${k}
-		if [ "${a}" = "${b}" ] ; then
-		    eval a=\$QUALITY_${i}
-		    eval b=\$QUALITY_${k}
-		    if [ -n "${a}" -a -n "${b}" ] ; then
-			if [ ${a} -ge ${b} ] ; then
-			    unset MAC_${k} SSID_${k} CHAN_${k} QUALITY_${k} CAPS_${k}
-			else
-			    unset MAC_${i} SSID_${i} CHAN_${i} QUALITY_${i} CAPS_${i}
+		k=$((${i} + 1))
+		while [ ${k} -le ${APS} ] ; do
+			eval a=\$MAC_${i}
+			eval b=\$MAC_${k}
+			if [ "${a}" = "${b}" ] ; then
+				eval a=\$QUALITY_${i}
+				eval b=\$QUALITY_${k}
+				if [ -n "${a}" -a -n "${b}" ] ; then
+					if [ ${a} -ge ${b} ] ; then
+						unset MAC_${k} SSID_${k} CHAN_${k} QUALITY_${k} CAPS_${k}
+					else
+						unset MAC_${i} SSID_${i} CHAN_${i} QUALITY_${i} CAPS_${i}
+					fi
+				else
+					unset MAC_${k} SSID_${k} CHAN_${k} QUALITY_${k} CAPS_${k}
+				fi
 			fi
-		    else
-			unset MAC_${k} SSID_${k} CHAN_${k} QUALITY_${k} CAPS_${k}
-		    fi
-		fi
-		k=$((${k} + 1))
-	    done
-	    i=$((${i} + 1))
+			k=$((${k} + 1))
+		done
+		i=$((${i} + 1))
 	done
 
 	local i=0 e= m= black= s=
@@ -323,8 +326,8 @@ iwconfig_scan() {
 	while [ ${i} -le ${APS} ] ; do
 		eval x=\$MAC_${i}
 		if [ -z "${x}" ] ; then
-		    i=$((${i} + 1))
-		    continue
+			i=$((${i} + 1))
+			continue
 		fi
 
 		eval m=\$MODE_${i}
@@ -333,8 +336,8 @@ iwconfig_scan() {
 		eval q=\$QUALITY_${i}
 		eval e=\$CAPS_${i}
 		case "${e}" in
-		    [EI]P*) e=", encrypted" ;;
-		    *) e="" ;;
+			[EI]P*) e=", encrypted" ;;
+			*) e="" ;;
 		esac
 		if [ -z "${s}" ] ; then
 			einfo "Found ${x}${m}${e}"
@@ -424,8 +427,8 @@ iwconfig_connect_not_preferred() {
 	while [ ${i} -le ${APS} ] ; do
 		eval e=\$SSID_${i}
 		if [ -z "${e}" ] ; then
-		    i=$((${i} + 1))
-		    continue
+			i=$((${i} + 1))
+			continue
 		fi
 
 		eval "$(_get_array preferred_aps)"
@@ -444,7 +447,7 @@ iwconfig_connect_not_preferred() {
 			eval freq=\$FREQ_${i}
 			eval chan=\$CHAN_${i}
 			iwconfig_associate "${mac}"  \
-				"${chan}" "${caps}" && return 0
+			"${chan}" "${caps}" && return 0
 		fi
 		i=$((${i} + 1))
 	done
@@ -471,7 +474,7 @@ iwconfig_configure() {
 	eval x=\$mode_${IFVAR}
 	x=${x:-managed}
 	case "${x}" in
-	    ad-hoc|adhoc|hostap|master) iwconfig_setup_specific "${x}" ;;
+		ad-hoc|adhoc|hostap|master) iwconfig_setup_specific "${x}" ;;
 	esac
 
 	if [ "${x}" != "managed" -a "${x}" != "auto" -a "${x}" != "ad-hoc" -a "${x}" != "adhoc" -a ${x} != "master" ] ; then
@@ -543,7 +546,7 @@ iwconfig_pre_start() {
 
 	iwconfig_defaults 
 	iwconfig_user_config 
-	
+
 	# Set the base metric to be 2000
 	metric=2000
 
-- 
cgit v1.2.3