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1 #!/bin/bash
2 ###############################################################################
3 # #
4 # IPFire.org - A linux based firewall #
5 # Copyright (C) 2010 Michael Tremer & Christian Schmidt #
6 # #
7 # This program is free software: you can redistribute it and/or modify #
8 # it under the terms of the GNU General Public License as published by #
9 # the Free Software Foundation, either version 3 of the License, or #
10 # (at your option) any later version. #
11 # #
12 # This program is distributed in the hope that it will be useful, #
13 # but WITHOUT ANY WARRANTY; without even the implied warranty of #
14 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the #
15 # GNU General Public License for more details. #
16 # #
17 # You should have received a copy of the GNU General Public License #
18 # along with this program. If not, see <http://www.gnu.org/licenses/>. #
19 # #
20 ###############################################################################
21
22 PHY_DIR="/sys/class/ieee80211"
23
24 function phy_dir() {
25 local phy=${1}
26
27 echo "${PHY_DIR}/${phy}"
28 }
29
30 function phy_exists() {
31 local phy=${1}
32 assert isset phy
33
34 [ -d "$(phy_dir ${phy})" ]
35 }
36
37 function phy_list() {
38 local phy
39
40 for phy in $(phy_dir)/*; do
41 [ -d "${phy}" ] || continue
42
43 basename ${phy}
44 done
45 }
46
47 function phy_get() {
48 local info=${1}
49
50 local phy
51
52 if listmatch ${info} $(phy_list); then
53 phy="${info}"
54 elif device_exists ${info}; then
55 info=$(device_get_address ${info})
56 fi
57
58 if [ -z "${phy}" ] && mac_is_valid ${info}; then
59 local i
60 for i in $(phy_list); do
61 if [ "${info}" = "$(phy_get_address ${i})" ]; then
62 phy=${i}
63 break
64 fi
65 done
66 fi
67
68 if [ -z "${phy}" ]; then
69 return ${EXIT_ERROR}
70 fi
71
72 echo "${phy}"
73 return ${EXIT_OK}
74 }
75
76 function phy_get_address() {
77 local phy=${1}
78 assert isset phy
79
80 local path="$(phy_dir ${phy})/macaddress"
81 [ -r "${path}" ] || return ${EXIT_ERROR}
82
83 print "$(<${path})"
84 }