3 # genregdb.awk -- generate regdb.c from db.txt
5 # Actually, it reads from stdin (presumed to be db.txt) and writes
6 # to stdout (presumed to be regdb.c), but close enough...
8 # Copyright 2009 John W. Linville <linville@tuxdriver.com>
10 # Permission to use, copy, modify, and/or distribute this software for any
11 # purpose with or without fee is hereby granted, provided that the above
12 # copyright notice and this permission notice appear in all copies.
14 # THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
15 # WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
16 # MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
17 # ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
18 # WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
19 # ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
20 # OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
26 print " * DO NOT EDIT -- file generated from data in db.txt"
29 print "#include <linux/nl80211.h>"
30 print "#include <net/cfg80211.h>"
31 print "#include \"regdb.h\""
33 regdb = "const struct ieee80211_regdomain *reg_regdb[] = {\n"
36 function parse_country_head() {
39 printf "static const struct ieee80211_regdomain regdom_%s = {\n", country
40 printf "\t.alpha2 = \"%s\",\n", country
42 printf "\t.dfs_region = NL80211_DFS_ETSI,\n"
43 else if ($NF ~ /DFS-FCC/)
44 printf "\t.dfs_region = NL80211_DFS_FCC,\n"
45 else if ($NF ~ /DFS-JP/)
46 printf "\t.dfs_region = NL80211_DFS_JP,\n"
47 printf "\t.reg_rules = {\n"
49 regdb = regdb "\t®dom_" country ",\n"
52 function parse_reg_rule()
65 # power might be in mW...
71 power = 10 * log(power)/log(10)
76 sub(/\(/, "", dfs_cac)
77 sub(/\)/, "", dfs_cac)
81 split(flagstr, flagarray, ",")
83 for (arg in flagarray) {
84 if (flagarray[arg] == "NO-OFDM") {
85 flags = flags "\n\t\t\tNL80211_RRF_NO_OFDM | "
86 } else if (flagarray[arg] == "NO-CCK") {
87 flags = flags "\n\t\t\tNL80211_RRF_NO_CCK | "
88 } else if (flagarray[arg] == "NO-INDOOR") {
89 flags = flags "\n\t\t\tNL80211_RRF_NO_INDOOR | "
90 } else if (flagarray[arg] == "NO-OUTDOOR") {
91 flags = flags "\n\t\t\tNL80211_RRF_NO_OUTDOOR | "
92 } else if (flagarray[arg] == "DFS") {
93 flags = flags "\n\t\t\tNL80211_RRF_DFS | "
94 } else if (flagarray[arg] == "PTP-ONLY") {
95 flags = flags "\n\t\t\tNL80211_RRF_PTP_ONLY | "
96 } else if (flagarray[arg] == "PTMP-ONLY") {
97 flags = flags "\n\t\t\tNL80211_RRF_PTMP_ONLY | "
98 } else if (flagarray[arg] == "PASSIVE-SCAN") {
99 flags = flags "\n\t\t\tNL80211_RRF_NO_IR | "
100 } else if (flagarray[arg] == "NO-IBSS") {
101 flags = flags "\n\t\t\tNL80211_RRF_NO_IR | "
102 } else if (flagarray[arg] == "NO-IR") {
103 flags = flags "\n\t\t\tNL80211_RRF_NO_IR | "
104 } else if (flagarray[arg] == "AUTO-BW") {
105 flags = flags "\n\t\t\tNL80211_RRF_AUTO_BW | "
110 printf "\t\tREG_RULE_EXT(%d, %d, %d, %d, %.0f, %d, %s),\n", start, end, bw, gain, power, dfs_cac, flags
114 function print_tail_country()
118 printf "\t.n_reg_rules = %d\n", rules
127 !active && /^[ \t]*$/ {
131 !active && /country/ {
135 active && /^[ \t]*\(/ {
139 active && /^[ \t]*$/ {
148 print "int reg_regdb_size = ARRAY_SIZE(reg_regdb);"