diff options
author | Mark Brown <broonie@opensource.wolfsonmicro.com> | 2010-03-10 15:02:37 +0000 |
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committer | Mark Brown <broonie@opensource.wolfsonmicro.com> | 2010-03-10 15:02:37 +0000 |
commit | fad837c16cdd856c68ce2e1335ad0fe836ed8ecd (patch) | |
tree | 1a6babdc2ac7e5388c482e93505fdfaf5ff97f61 /net/wireless/genregdb.awk | |
parent | 51c6ab130642ed975681df843c772dda48a1d2ed (diff) | |
parent | 57d54889cd00db2752994b389ba714138652e60c (diff) |
Merge commit 'v2.6.34-rc1' into for-2.6.35
Diffstat (limited to 'net/wireless/genregdb.awk')
-rw-r--r-- | net/wireless/genregdb.awk | 118 |
1 files changed, 118 insertions, 0 deletions
diff --git a/net/wireless/genregdb.awk b/net/wireless/genregdb.awk new file mode 100644 index 00000000000..3cc9e69880a --- /dev/null +++ b/net/wireless/genregdb.awk @@ -0,0 +1,118 @@ +#!/usr/bin/awk -f +# +# genregdb.awk -- generate regdb.c from db.txt +# +# Actually, it reads from stdin (presumed to be db.txt) and writes +# to stdout (presumed to be regdb.c), but close enough... +# +# Copyright 2009 John W. Linville <linville@tuxdriver.com> +# +# This program is free software; you can redistribute it and/or modify +# it under the terms of the GNU General Public License version 2 as +# published by the Free Software Foundation. +# + +BEGIN { + active = 0 + rules = 0; + print "/*" + print " * DO NOT EDIT -- file generated from data in db.txt" + print " */" + print "" + print "#include <linux/nl80211.h>" + print "#include <net/cfg80211.h>" + print "" + regdb = "const struct ieee80211_regdomain *reg_regdb[] = {\n" +} + +/^[ \t]*#/ { + # Ignore +} + +!active && /^[ \t]*$/ { + # Ignore +} + +!active && /country/ { + country=$2 + sub(/:/, "", country) + printf "static const struct ieee80211_regdomain regdom_%s = {\n", country + printf "\t.alpha2 = \"%s\",\n", country + printf "\t.reg_rules = {\n" + active = 1 + regdb = regdb "\t®dom_" country ",\n" +} + +active && /^[ \t]*\(/ { + start = $1 + sub(/\(/, "", start) + end = $3 + bw = $5 + sub(/\),/, "", bw) + gain = $6 + sub(/\(/, "", gain) + sub(/,/, "", gain) + power = $7 + sub(/\)/, "", power) + sub(/,/, "", power) + # power might be in mW... + units = $8 + sub(/\)/, "", units) + sub(/,/, "", units) + if (units == "mW") { + if (power == 100) { + power = 20 + } else if (power == 200) { + power = 23 + } else if (power == 500) { + power = 27 + } else if (power == 1000) { + power = 30 + } else { + print "Unknown power value in database!" + } + } + flagstr = "" + for (i=8; i<=NF; i++) + flagstr = flagstr $i + split(flagstr, flagarray, ",") + flags = "" + for (arg in flagarray) { + if (flagarray[arg] == "NO-OFDM") { + flags = flags "\n\t\t\tNL80211_RRF_NO_OFDM | " + } else if (flagarray[arg] == "NO-CCK") { + flags = flags "\n\t\t\tNL80211_RRF_NO_CCK | " + } else if (flagarray[arg] == "NO-INDOOR") { + flags = flags "\n\t\t\tNL80211_RRF_NO_INDOOR | " + } else if (flagarray[arg] == "NO-OUTDOOR") { + flags = flags "\n\t\t\tNL80211_RRF_NO_OUTDOOR | " + } else if (flagarray[arg] == "DFS") { + flags = flags "\n\t\t\tNL80211_RRF_DFS | " + } else if (flagarray[arg] == "PTP-ONLY") { + flags = flags "\n\t\t\tNL80211_RRF_PTP_ONLY | " + } else if (flagarray[arg] == "PTMP-ONLY") { + flags = flags "\n\t\t\tNL80211_RRF_PTMP_ONLY | " + } else if (flagarray[arg] == "PASSIVE-SCAN") { + flags = flags "\n\t\t\tNL80211_RRF_PASSIVE_SCAN | " + } else if (flagarray[arg] == "NO-IBSS") { + flags = flags "\n\t\t\tNL80211_RRF_NO_IBSS | " + } + } + flags = flags "0" + printf "\t\tREG_RULE(%d, %d, %d, %d, %d, %s),\n", start, end, bw, gain, power, flags + rules++ +} + +active && /^[ \t]*$/ { + active = 0 + printf "\t},\n" + printf "\t.n_reg_rules = %d\n", rules + printf "};\n\n" + rules = 0; +} + +END { + print regdb "};" + print "" + print "int reg_regdb_size = ARRAY_SIZE(reg_regdb);" +} |