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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 | } |