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[people/ms/network.git] / src / functions / functions.phy

diff --git a/src/functions/functions.phy b/src/functions/functions.phy
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+++ b/src/functions/functions.phy
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+#!/bin/bash
+###############################################################################
+#                                                                             #
+# IPFire.org - A linux based firewall                                         #
+# Copyright (C) 2010  Michael Tremer & Christian Schmidt                      #
+#                                                                             #
+# This program is free software: you can redistribute it and/or modify        #
+# it under the terms of the GNU General Public License as published by        #
+# the Free Software Foundation, either version 3 of the License, or           #
+# (at your option) any later version.                                         #
+#                                                                             #
+# This program is distributed in the hope that it will be useful,             #
+# but WITHOUT ANY WARRANTY; without even the implied warranty of              #
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the               #
+# GNU General Public License for more details.                                #
+#                                                                             #
+# You should have received a copy of the GNU General Public License           #
+# along with this program.  If not, see <http://www.gnu.org/licenses/>.       #
+#                                                                             #
+###############################################################################
+
+PHY_DIR="/sys/class/ieee80211"
+
+function phy_dir() {
+       local phy=${1}
+
+       echo "${PHY_DIR}/${phy}"
+}
+
+function phy_exists() {
+       local phy=${1}
+       assert isset phy
+
+       [ -d "$(phy_dir ${phy})" ]
+}
+
+function phy_list() {
+       local phy
+
+       for phy in $(phy_dir)/*; do
+               [ -d "${phy}" ] || continue
+
+               basename ${phy}
+       done
+}
+
+function phy_get() {
+       local info=${1}
+
+       local phy
+
+       if listmatch ${info} $(phy_list); then
+               phy="${info}"
+       elif device_exists ${info}; then
+               info=$(device_get_address ${info})
+       fi
+
+       if [ -z "${phy}" ] && mac_is_valid ${info}; then
+               local i
+               for i in $(phy_list); do
+                       if [ "${info}" = "$(phy_get_address ${i})" ]; then
+                               phy=${i}
+                               break
+                       fi
+               done
+       fi
+
+       if [ -z "${phy}" ]; then
+               return ${EXIT_ERROR}
+       fi
+
+       echo "${phy}"
+       return ${EXIT_OK}
+}
+
+function phy_get_address() {
+       local phy=${1}
+       assert isset phy
+
+       local path="$(phy_dir ${phy})/macaddress"
+       [ -r "${path}" ] || return ${EXIT_ERROR}
+
+       print "$(<${path})"
+}