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37 lines
692 B
Bash
37 lines
692 B
Bash
mac80211_phy_to_path() {
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local phy="$1"
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[ -x /usr/bin/readlink -a -h /sys/class/ieee80211/${phy} ] || return
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local path="$(readlink -f /sys/class/ieee80211/${phy}/device)"
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[ -n "$path" ] || return
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path="${path##/sys/devices/}"
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case "$path" in
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platform*/pci*) path="${path##platform/}";;
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esac
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local p
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local seq=""
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for p in $(ls /sys/class/ieee80211/$phy/device/ieee80211); do
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[ "$p" = "$phy" ] && {
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echo "$path${seq:++$seq}"
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break
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}
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seq=$((${seq:-0} + 1))
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done
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}
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mac80211_path_to_phy() {
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local path="$1"
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local p
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for p in $(ls /sys/class/ieee80211); do
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local cur="$(mac80211_phy_to_path "$p")"
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case "$cur" in
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*$path) echo "$p"; return;;
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esac
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done
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}
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