OpenWrt – Blame information for rev 3
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Rev | Author | Line No. | Line |
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1 | office | 1 | # Copyright (C) 2006-2013 OpenWrt.org |
2 | |||
3 | get_mac_binary() { |
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4 | local path="$1" |
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5 | local offset="$2" |
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6 | |||
7 | if [ -z "$path" ]; then |
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8 | echo "get_mac_binary: file $path not found!" >&2 |
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9 | return |
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10 | fi |
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11 | |||
12 | hexdump -v -n 6 -s $offset -e '5/1 "%02x:" 1/1 "%02x"' $path 2>/dev/null |
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13 | } |
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14 | |||
15 | find_mtd_chardev() { |
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16 | local INDEX=$(find_mtd_index "$1") |
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17 | local PREFIX=/dev/mtd |
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18 | |||
19 | [ -d /dev/mtd ] && PREFIX=/dev/mtd/ |
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20 | echo "${INDEX:+$PREFIX$INDEX}" |
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21 | } |
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22 | |||
3 | office | 23 | mtd_get_mac_ascii() |
24 | { |
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1 | office | 25 | local mtdname="$1" |
26 | local key="$2" |
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27 | local part |
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28 | local mac_dirty |
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29 | |||
30 | part=$(find_mtd_part "$mtdname") |
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31 | if [ -z "$part" ]; then |
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32 | echo "mtd_get_mac_ascii: partition $mtdname not found!" >&2 |
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33 | return |
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34 | fi |
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35 | |||
36 | mac_dirty=$(strings "$part" | sed -n 's/^'"$key"'=//p') |
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37 | |||
38 | # "canonicalize" mac |
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39 | [ -n "$mac_dirty" ] && macaddr_canonicalize "$mac_dirty" |
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40 | } |
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41 | |||
42 | mtd_get_mac_binary() { |
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43 | local mtdname="$1" |
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44 | local offset="$2" |
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45 | local part |
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46 | |||
47 | part=$(find_mtd_part "$mtdname") |
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48 | get_mac_binary "$part" "$offset" |
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49 | } |
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50 | |||
51 | mtd_get_mac_binary_ubi() { |
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52 | local mtdname="$1" |
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53 | local offset="$2" |
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54 | |||
55 | . /lib/upgrade/nand.sh |
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56 | |||
57 | local ubidev=$(nand_find_ubi $CI_UBIPART) |
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58 | local part=$(nand_find_volume $ubidev $1) |
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59 | |||
60 | if [ -z "$part" ]; then |
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61 | echo "mtd_get_mac_binary: ubi volume $mtdname not found!" >&2 |
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62 | return |
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63 | fi |
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64 | |||
65 | hexdump -v -n 6 -s $offset -e '5/1 "%02x:" 1/1 "%02x"' /dev/$part 2>/dev/null |
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66 | } |
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67 | |||
68 | mtd_get_part_size() { |
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69 | local part_name=$1 |
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70 | local first dev size erasesize name |
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71 | while read dev size erasesize name; do |
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72 | name=${name#'"'}; name=${name%'"'} |
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73 | if [ "$name" = "$part_name" ]; then |
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74 | echo $((0x$size)) |
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75 | break |
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76 | fi |
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77 | done < /proc/mtd |
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78 | } |
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79 | |||
80 | macaddr_add() { |
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81 | local mac=$1 |
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82 | local val=$2 |
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83 | local oui=${mac%:*:*:*} |
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84 | local nic=${mac#*:*:*:} |
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85 | |||
86 | nic=$(printf "%06x" $((0x${nic//:/} + $val & 0xffffff)) | sed 's/^\(.\{2\}\)\(.\{2\}\)\(.\{2\}\)/\1:\2:\3/') |
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87 | echo $oui:$nic |
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88 | } |
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89 | |||
3 | office | 90 | macaddr_setbit_la() |
91 | { |
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1 | office | 92 | local mac=$1 |
93 | |||
94 | printf "%02x:%s" $((0x${mac%%:*} | 0x02)) ${mac#*:} |
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95 | } |
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96 | |||
3 | office | 97 | macaddr_2bin() |
98 | { |
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1 | office | 99 | local mac=$1 |
100 | |||
101 | echo -ne \\x${mac//:/\\x} |
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102 | } |
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103 | |||
3 | office | 104 | macaddr_canonicalize() |
105 | { |
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1 | office | 106 | local mac="$1" |
107 | local canon="" |
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108 | |||
109 | mac=$(echo -n $mac | tr -d \") |
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110 | [ ${#mac} -gt 17 ] && return |
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111 | [ -n "${mac//[a-fA-F0-9\.: -]/}" ] && return |
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112 | |||
113 | for octet in ${mac//[\.:-]/ }; do |
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114 | case "${#octet}" in |
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115 | 1) |
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116 | octet="0${octet}" |
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117 | ;; |
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118 | 2) |
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119 | ;; |
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120 | 4) |
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121 | octet="${octet:0:2} ${octet:2:2}" |
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122 | ;; |
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123 | 12) |
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124 | octet="${octet:0:2} ${octet:2:2} ${octet:4:2} ${octet:6:2} ${octet:8:2} ${octet:10:2}" |
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125 | ;; |
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126 | *) |
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127 | return |
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128 | ;; |
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129 | esac |
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130 | canon=${canon}${canon:+ }${octet} |
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131 | done |
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132 | |||
133 | [ ${#canon} -ne 17 ] && return |
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134 | |||
135 | printf "%02x:%02x:%02x:%02x:%02x:%02x" 0x${canon// / 0x} 2>/dev/null |
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136 | } |