mirror of
git://projects.qi-hardware.com/openwrt-xburst.git
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de1bb6ef97
git-svn-id: svn://svn.openwrt.org/openwrt/trunk@29425 3c298f89-4303-0410-b956-a3cf2f4a3e73
1119 lines
26 KiB
C
1119 lines
26 KiB
C
/*
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* iwinfo - Wireless Information Library - Madwifi Backend
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*
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* Copyright (C) 2009-2010 Jo-Philipp Wich <xm@subsignal.org>
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*
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* The iwinfo library is free software: you can redistribute it and/or
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* modify it under the terms of the GNU General Public License version 2
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* as published by the Free Software Foundation.
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*
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* The iwinfo library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
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* See the GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License along
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* with the iwinfo library. If not, see http://www.gnu.org/licenses/.
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*
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* The signal handling code is derived from the official madwifi tools,
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* wlanconfig.c in particular. The encryption property handling was
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* inspired by the hostapd madwifi driver.
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*/
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#include "iwinfo/madwifi.h"
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#include "iwinfo/wext.h"
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/*
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* Madwifi ISO 3166 to Country/Region Code mapping.
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*/
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static struct ISO3166_to_CCode
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{
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u_int16_t iso3166;
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u_int16_t ccode;
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} CountryCodes[] = {
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{ 0x3030 /* 00 */, 0 }, /* World */
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{ 0x4145 /* AE */, 784 }, /* U.A.E. */
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{ 0x414C /* AL */, 8 }, /* Albania */
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{ 0x414D /* AM */, 51 }, /* Armenia */
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{ 0x4152 /* AR */, 32 }, /* Argentina */
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{ 0x4154 /* AT */, 40 }, /* Austria */
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{ 0x4155 /* AU */, 36 }, /* Australia */
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{ 0x415A /* AZ */, 31 }, /* Azerbaijan */
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{ 0x4245 /* BE */, 56 }, /* Belgium */
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{ 0x4247 /* BG */, 100 }, /* Bulgaria */
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{ 0x4248 /* BH */, 48 }, /* Bahrain */
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{ 0x424E /* BN */, 96 }, /* Brunei Darussalam */
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{ 0x424F /* BO */, 68 }, /* Bolivia */
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{ 0x4252 /* BR */, 76 }, /* Brazil */
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{ 0x4259 /* BY */, 112 }, /* Belarus */
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{ 0x425A /* BZ */, 84 }, /* Belize */
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{ 0x4341 /* CA */, 124 }, /* Canada */
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{ 0x4348 /* CH */, 756 }, /* Switzerland */
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{ 0x434C /* CL */, 152 }, /* Chile */
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{ 0x434E /* CN */, 156 }, /* People's Republic of China */
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{ 0x434F /* CO */, 170 }, /* Colombia */
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{ 0x4352 /* CR */, 188 }, /* Costa Rica */
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{ 0x4359 /* CY */, 196 }, /* Cyprus */
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{ 0x435A /* CZ */, 203 }, /* Czech Republic */
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{ 0x4445 /* DE */, 276 }, /* Germany */
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{ 0x444B /* DK */, 208 }, /* Denmark */
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{ 0x444F /* DO */, 214 }, /* Dominican Republic */
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{ 0x445A /* DZ */, 12 }, /* Algeria */
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{ 0x4543 /* EC */, 218 }, /* Ecuador */
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{ 0x4545 /* EE */, 233 }, /* Estonia */
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{ 0x4547 /* EG */, 818 }, /* Egypt */
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{ 0x4553 /* ES */, 724 }, /* Spain */
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{ 0x4649 /* FI */, 246 }, /* Finland */
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{ 0x464F /* FO */, 234 }, /* Faeroe Islands */
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{ 0x4652 /* FR */, 250 }, /* France */
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{ 0x4652 /* FR */, 255 }, /* France2 */
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{ 0x4742 /* GB */, 826 }, /* United Kingdom */
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{ 0x4745 /* GE */, 268 }, /* Georgia */
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{ 0x4752 /* GR */, 300 }, /* Greece */
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{ 0x4754 /* GT */, 320 }, /* Guatemala */
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{ 0x484B /* HK */, 344 }, /* Hong Kong S.A.R., P.R.C. */
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{ 0x484E /* HN */, 340 }, /* Honduras */
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{ 0x4852 /* HR */, 191 }, /* Croatia */
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{ 0x4855 /* HU */, 348 }, /* Hungary */
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{ 0x4944 /* ID */, 360 }, /* Indonesia */
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{ 0x4945 /* IE */, 372 }, /* Ireland */
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{ 0x494C /* IL */, 376 }, /* Israel */
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{ 0x494E /* IN */, 356 }, /* India */
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{ 0x4951 /* IQ */, 368 }, /* Iraq */
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{ 0x4952 /* IR */, 364 }, /* Iran */
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{ 0x4953 /* IS */, 352 }, /* Iceland */
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{ 0x4954 /* IT */, 380 }, /* Italy */
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{ 0x4A4D /* JM */, 388 }, /* Jamaica */
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{ 0x4A4F /* JO */, 400 }, /* Jordan */
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{ 0x4A50 /* JP */, 392 }, /* Japan */
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{ 0x4A50 /* JP */, 393 }, /* Japan (JP1) */
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{ 0x4A50 /* JP */, 394 }, /* Japan (JP0) */
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{ 0x4A50 /* JP */, 395 }, /* Japan (JP1-1) */
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{ 0x4A50 /* JP */, 396 }, /* Japan (JE1) */
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{ 0x4A50 /* JP */, 397 }, /* Japan (JE2) */
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{ 0x4A50 /* JP */, 399 }, /* Japan (JP6) */
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{ 0x4A50 /* JP */, 900 }, /* Japan */
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{ 0x4A50 /* JP */, 901 }, /* Japan */
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{ 0x4A50 /* JP */, 902 }, /* Japan */
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{ 0x4A50 /* JP */, 903 }, /* Japan */
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{ 0x4A50 /* JP */, 904 }, /* Japan */
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{ 0x4A50 /* JP */, 905 }, /* Japan */
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{ 0x4A50 /* JP */, 906 }, /* Japan */
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{ 0x4A50 /* JP */, 907 }, /* Japan */
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{ 0x4A50 /* JP */, 908 }, /* Japan */
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{ 0x4A50 /* JP */, 909 }, /* Japan */
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{ 0x4A50 /* JP */, 910 }, /* Japan */
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{ 0x4A50 /* JP */, 911 }, /* Japan */
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{ 0x4A50 /* JP */, 912 }, /* Japan */
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{ 0x4A50 /* JP */, 913 }, /* Japan */
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{ 0x4A50 /* JP */, 914 }, /* Japan */
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{ 0x4A50 /* JP */, 915 }, /* Japan */
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{ 0x4A50 /* JP */, 916 }, /* Japan */
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{ 0x4A50 /* JP */, 917 }, /* Japan */
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{ 0x4A50 /* JP */, 918 }, /* Japan */
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{ 0x4A50 /* JP */, 919 }, /* Japan */
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{ 0x4A50 /* JP */, 920 }, /* Japan */
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{ 0x4A50 /* JP */, 921 }, /* Japan */
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{ 0x4A50 /* JP */, 922 }, /* Japan */
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{ 0x4A50 /* JP */, 923 }, /* Japan */
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{ 0x4A50 /* JP */, 924 }, /* Japan */
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{ 0x4A50 /* JP */, 925 }, /* Japan */
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{ 0x4A50 /* JP */, 926 }, /* Japan */
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{ 0x4A50 /* JP */, 927 }, /* Japan */
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{ 0x4A50 /* JP */, 928 }, /* Japan */
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{ 0x4A50 /* JP */, 929 }, /* Japan */
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{ 0x4A50 /* JP */, 930 }, /* Japan */
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{ 0x4A50 /* JP */, 931 }, /* Japan */
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{ 0x4A50 /* JP */, 932 }, /* Japan */
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{ 0x4A50 /* JP */, 933 }, /* Japan */
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{ 0x4A50 /* JP */, 934 }, /* Japan */
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{ 0x4A50 /* JP */, 935 }, /* Japan */
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{ 0x4A50 /* JP */, 936 }, /* Japan */
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{ 0x4A50 /* JP */, 937 }, /* Japan */
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{ 0x4A50 /* JP */, 938 }, /* Japan */
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{ 0x4A50 /* JP */, 939 }, /* Japan */
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{ 0x4A50 /* JP */, 940 }, /* Japan */
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{ 0x4A50 /* JP */, 941 }, /* Japan */
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{ 0x4B45 /* KE */, 404 }, /* Kenya */
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{ 0x4B50 /* KP */, 408 }, /* North Korea */
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{ 0x4B52 /* KR */, 410 }, /* South Korea */
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{ 0x4B52 /* KR */, 411 }, /* South Korea */
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{ 0x4B57 /* KW */, 414 }, /* Kuwait */
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{ 0x4B5A /* KZ */, 398 }, /* Kazakhstan */
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{ 0x4C42 /* LB */, 422 }, /* Lebanon */
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{ 0x4C49 /* LI */, 438 }, /* Liechtenstein */
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{ 0x4C54 /* LT */, 440 }, /* Lithuania */
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{ 0x4C55 /* LU */, 442 }, /* Luxembourg */
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{ 0x4C56 /* LV */, 428 }, /* Latvia */
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{ 0x4C59 /* LY */, 434 }, /* Libya */
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{ 0x4D41 /* MA */, 504 }, /* Morocco */
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{ 0x4D43 /* MC */, 492 }, /* Principality of Monaco */
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{ 0x4D4B /* MK */, 807 }, /* the Former Yugoslav Republic of Macedonia */
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{ 0x4D4F /* MO */, 446 }, /* Macau */
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{ 0x4D58 /* MX */, 484 }, /* Mexico */
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{ 0x4D59 /* MY */, 458 }, /* Malaysia */
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{ 0x4E49 /* NI */, 558 }, /* Nicaragua */
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{ 0x4E4C /* NL */, 528 }, /* Netherlands */
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{ 0x4E4F /* NO */, 578 }, /* Norway */
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{ 0x4E5A /* NZ */, 554 }, /* New Zealand */
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{ 0x4F4D /* OM */, 512 }, /* Oman */
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{ 0x5041 /* PA */, 591 }, /* Panama */
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{ 0x5045 /* PE */, 604 }, /* Peru */
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{ 0x5048 /* PH */, 608 }, /* Republic of the Philippines */
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{ 0x504B /* PK */, 586 }, /* Islamic Republic of Pakistan */
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{ 0x504C /* PL */, 616 }, /* Poland */
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{ 0x5052 /* PR */, 630 }, /* Puerto Rico */
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{ 0x5054 /* PT */, 620 }, /* Portugal */
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{ 0x5059 /* PY */, 600 }, /* Paraguay */
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{ 0x5141 /* QA */, 634 }, /* Qatar */
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{ 0x524F /* RO */, 642 }, /* Romania */
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{ 0x5255 /* RU */, 643 }, /* Russia */
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{ 0x5341 /* SA */, 682 }, /* Saudi Arabia */
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{ 0x5345 /* SE */, 752 }, /* Sweden */
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{ 0x5347 /* SG */, 702 }, /* Singapore */
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{ 0x5349 /* SI */, 705 }, /* Slovenia */
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{ 0x534B /* SK */, 703 }, /* Slovak Republic */
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{ 0x5356 /* SV */, 222 }, /* El Salvador */
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{ 0x5359 /* SY */, 760 }, /* Syria */
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{ 0x5448 /* TH */, 764 }, /* Thailand */
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{ 0x544E /* TN */, 788 }, /* Tunisia */
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{ 0x5452 /* TR */, 792 }, /* Turkey */
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{ 0x5454 /* TT */, 780 }, /* Trinidad y Tobago */
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{ 0x5457 /* TW */, 158 }, /* Taiwan */
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{ 0x5541 /* UA */, 804 }, /* Ukraine */
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{ 0x554B /* UK */, 826 }, /* United Kingdom */
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{ 0x5553 /* US */, 840 }, /* United States */
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{ 0x5553 /* US */, 842 }, /* United States (Public Safety)*/
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{ 0x5559 /* UY */, 858 }, /* Uruguay */
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{ 0x555A /* UZ */, 860 }, /* Uzbekistan */
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{ 0x5645 /* VE */, 862 }, /* Venezuela */
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{ 0x564E /* VN */, 704 }, /* Viet Nam */
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{ 0x5945 /* YE */, 887 }, /* Yemen */
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{ 0x5A41 /* ZA */, 710 }, /* South Africa */
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{ 0x5A57 /* ZW */, 716 }, /* Zimbabwe */
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};
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static int madwifi_wrq(struct iwreq *wrq, const char *ifname, int cmd, void *data, size_t len)
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{
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strncpy(wrq->ifr_name, ifname, IFNAMSIZ);
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if( data != NULL )
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{
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if( len < IFNAMSIZ )
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{
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memcpy(wrq->u.name, data, len);
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}
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else
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{
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wrq->u.data.pointer = data;
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wrq->u.data.length = len;
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}
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}
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return iwinfo_ioctl(cmd, wrq);
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}
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static int get80211priv(const char *ifname, int op, void *data, size_t len)
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{
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struct iwreq iwr;
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if( madwifi_wrq(&iwr, ifname, op, data, len) < 0 )
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return -1;
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return iwr.u.data.length;
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}
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static char * madwifi_isvap(const char *ifname, const char *wifiname)
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{
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int fd, ln;
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char path[32];
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char *ret = NULL;
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static char name[IFNAMSIZ];
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if( strlen(ifname) <= 9 )
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{
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sprintf(path, "/proc/sys/net/%s/%%parent", ifname);
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if( (fd = open(path, O_RDONLY)) > -1 )
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{
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if( wifiname != NULL )
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{
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if( read(fd, name, strlen(wifiname)) == strlen(wifiname) )
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ret = strncmp(name, wifiname, strlen(wifiname))
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? NULL : name;
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}
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else if( (ln = read(fd, name, IFNAMSIZ)) >= 4 )
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{
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name[ln-1] = 0;
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ret = name;
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}
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(void) close(fd);
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}
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}
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return ret;
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}
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static int madwifi_iswifi(const char *ifname)
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{
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int ret;
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char path[32];
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struct stat s;
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ret = 0;
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if( strlen(ifname) <= 7 )
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{
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sprintf(path, "/proc/sys/dev/%s/diversity", ifname);
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if( ! stat(path, &s) )
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ret = (s.st_mode & S_IFREG);
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}
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return ret;
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}
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static char * madwifi_ifadd(const char *ifname)
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{
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char *wifidev = NULL;
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struct ifreq ifr = { 0 };
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struct ieee80211_clone_params cp = { 0 };
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static char nif[IFNAMSIZ] = { 0 };
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if( !(wifidev = madwifi_isvap(ifname, NULL)) && madwifi_iswifi(ifname) )
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wifidev = (char *)ifname;
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if( wifidev )
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{
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snprintf(nif, sizeof(nif), "tmp.%s", ifname);
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strncpy(cp.icp_name, nif, IFNAMSIZ);
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cp.icp_opmode = IEEE80211_M_STA;
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cp.icp_flags = IEEE80211_CLONE_BSSID;
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strncpy(ifr.ifr_name, wifidev, IFNAMSIZ);
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ifr.ifr_data = (void *)&cp;
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if( !iwinfo_ioctl(SIOC80211IFCREATE, &ifr) )
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{
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return nif;
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}
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else
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{
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cp.icp_opmode = IEEE80211_M_MONITOR;
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if( !iwinfo_ioctl(SIOC80211IFCREATE, &ifr) )
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return nif;
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}
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}
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return NULL;
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}
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static void madwifi_ifdel(const char *ifname)
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{
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struct ifreq ifr = { 0 };
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strncpy(ifr.ifr_name, ifname, IFNAMSIZ);
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iwinfo_ioctl(SIOC80211IFDESTROY, &ifr);
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}
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int madwifi_probe(const char *ifname)
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{
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return ( !!madwifi_isvap(ifname, NULL) || madwifi_iswifi(ifname) );
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}
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void madwifi_close(void)
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{
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/* Nop */
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}
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int madwifi_get_mode(const char *ifname, char *buf)
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{
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return wext_get_mode(ifname, buf);
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}
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int madwifi_get_ssid(const char *ifname, char *buf)
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{
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return wext_get_ssid(ifname, buf);
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}
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int madwifi_get_bssid(const char *ifname, char *buf)
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{
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return wext_get_bssid(ifname, buf);
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}
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int madwifi_get_channel(const char *ifname, int *buf)
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{
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int i;
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uint16_t freq;
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struct iwreq wrq;
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struct ieee80211req_chaninfo chans;
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if( madwifi_wrq(&wrq, ifname, SIOCGIWFREQ, NULL, 0) >= 0 )
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{
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/* Madwifi returns a Hz frequency, get it's freq list to find channel index */
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freq = (uint16_t)(wrq.u.freq.m / 100000);
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if( get80211priv(ifname, IEEE80211_IOCTL_GETCHANINFO, &chans, sizeof(chans)) >= 0 )
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{
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*buf = 0;
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for( i = 0; i < chans.ic_nchans; i++ )
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{
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if( freq == chans.ic_chans[i].ic_freq )
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{
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*buf = chans.ic_chans[i].ic_ieee;
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break;
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}
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}
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return 0;
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}
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}
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return -1;
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}
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int madwifi_get_frequency(const char *ifname, int *buf)
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{
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struct iwreq wrq;
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if( madwifi_wrq(&wrq, ifname, SIOCGIWFREQ, NULL, 0) >= 0 )
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{
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*buf = (uint16_t)(wrq.u.freq.m / 100000);
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return 0;
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}
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return -1;
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}
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int madwifi_get_txpower(const char *ifname, int *buf)
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{
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return wext_get_txpower(ifname, buf);
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}
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int madwifi_get_bitrate(const char *ifname, int *buf)
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{
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unsigned int mode, len, rate, rate_count;
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uint8_t tmp[24*1024];
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uint8_t *cp;
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struct iwreq wrq;
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struct ieee80211req_sta_info *si;
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if( madwifi_wrq(&wrq, ifname, SIOCGIWMODE, NULL, 0) >= 0 )
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{
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mode = wrq.u.mode;
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/* Calculate bitrate average from associated stations in ad-hoc mode */
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if( mode == 1 )
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{
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rate = rate_count = 0;
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if( (len = get80211priv(ifname, IEEE80211_IOCTL_STA_INFO, tmp, 24*1024)) > 0 )
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{
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cp = tmp;
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do {
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si = (struct ieee80211req_sta_info *) cp;
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if( si->isi_rssi > 0 )
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{
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rate_count++;
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rate += ((si->isi_rates[si->isi_txrate] & IEEE80211_RATE_VAL) / 2);
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}
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cp += si->isi_len;
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len -= si->isi_len;
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} while (len >= sizeof(struct ieee80211req_sta_info));
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}
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*buf = (rate == 0 || rate_count == 0) ? 0 : (rate / rate_count) * 1000;
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return 0;
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}
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/* Return whatever wext tells us ... */
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return wext_get_bitrate(ifname, buf);
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}
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return -1;
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}
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int madwifi_get_signal(const char *ifname, int *buf)
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{
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unsigned int mode, len, rssi, rssi_count;
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uint8_t tmp[24*1024];
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uint8_t *cp;
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struct iwreq wrq;
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struct ieee80211req_sta_info *si;
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if( madwifi_wrq(&wrq, ifname, SIOCGIWMODE, NULL, 0) >= 0 )
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{
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mode = wrq.u.mode;
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/* Calculate signal average from associated stations in ap or ad-hoc mode */
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if( mode == 1 )
|
|
{
|
|
rssi = rssi_count = 0;
|
|
|
|
if( (len = get80211priv(ifname, IEEE80211_IOCTL_STA_INFO, tmp, 24*1024)) > 0 )
|
|
{
|
|
cp = tmp;
|
|
|
|
do {
|
|
si = (struct ieee80211req_sta_info *) cp;
|
|
|
|
if( si->isi_rssi > 0 )
|
|
{
|
|
rssi_count++;
|
|
rssi -= (si->isi_rssi - 95);
|
|
}
|
|
|
|
cp += si->isi_len;
|
|
len -= si->isi_len;
|
|
} while (len >= sizeof(struct ieee80211req_sta_info));
|
|
}
|
|
|
|
*buf = (rssi == 0 || rssi_count == 0) ? 1 : -(rssi / rssi_count);
|
|
return 0;
|
|
}
|
|
|
|
/* Return whatever wext tells us ... */
|
|
return wext_get_signal(ifname, buf);
|
|
}
|
|
|
|
return -1;
|
|
}
|
|
|
|
int madwifi_get_noise(const char *ifname, int *buf)
|
|
{
|
|
return wext_get_noise(ifname, buf);
|
|
}
|
|
|
|
int madwifi_get_quality(const char *ifname, int *buf)
|
|
{
|
|
unsigned int mode, len, quality, quality_count;
|
|
uint8_t tmp[24*1024];
|
|
uint8_t *cp;
|
|
struct iwreq wrq;
|
|
struct ieee80211req_sta_info *si;
|
|
|
|
if( madwifi_wrq(&wrq, ifname, SIOCGIWMODE, NULL, 0) >= 0 )
|
|
{
|
|
mode = wrq.u.mode;
|
|
|
|
/* Calculate signal average from associated stations in ad-hoc mode */
|
|
if( mode == 1 )
|
|
{
|
|
quality = quality_count = 0;
|
|
|
|
if( (len = get80211priv(ifname, IEEE80211_IOCTL_STA_INFO, tmp, 24*1024)) > 0 )
|
|
{
|
|
cp = tmp;
|
|
|
|
do {
|
|
si = (struct ieee80211req_sta_info *) cp;
|
|
|
|
if( si->isi_rssi > 0 )
|
|
{
|
|
quality_count++;
|
|
quality += si->isi_rssi;
|
|
}
|
|
|
|
cp += si->isi_len;
|
|
len -= si->isi_len;
|
|
} while (len >= sizeof(struct ieee80211req_sta_info));
|
|
}
|
|
|
|
*buf = (quality == 0 || quality_count == 0) ? 0 : (quality / quality_count);
|
|
return 0;
|
|
}
|
|
|
|
/* Return whatever wext tells us ... */
|
|
return wext_get_quality(ifname, buf);
|
|
}
|
|
|
|
return -1;
|
|
}
|
|
|
|
int madwifi_get_quality_max(const char *ifname, int *buf)
|
|
{
|
|
return wext_get_quality_max(ifname, buf);
|
|
}
|
|
|
|
int madwifi_get_encryption(const char *ifname, char *buf)
|
|
{
|
|
int ciphers = 0, key_len = 0;
|
|
char keybuf[IW_ENCODING_TOKEN_MAX];
|
|
struct iwinfo_crypto_entry *c = (struct iwinfo_crypto_entry *)buf;
|
|
struct iwreq wrq;
|
|
struct ieee80211req_key wk;
|
|
|
|
memset(&wrq, 0, sizeof(wrq));
|
|
|
|
/* Obtain key info */
|
|
if( madwifi_wrq(&wrq, ifname, SIOCGIWENCODE, keybuf, sizeof(keybuf)) < 0 )
|
|
return -1;
|
|
|
|
#if 0
|
|
/* Have any encryption? */
|
|
if( (wrq.u.data.flags & IW_ENCODE_DISABLED) || (wrq.u.data.length == 0) )
|
|
return 0;
|
|
#endif
|
|
|
|
/* Save key len */
|
|
key_len = wrq.u.data.length;
|
|
|
|
/* Get wpa protocol version */
|
|
wrq.u.mode = IEEE80211_PARAM_WPA;
|
|
if( madwifi_wrq(&wrq, ifname, IEEE80211_IOCTL_GETPARAM, NULL, 0) >= 0 )
|
|
c->wpa_version = wrq.u.mode;
|
|
|
|
/* Get authentication suites */
|
|
wrq.u.mode = IEEE80211_PARAM_AUTHMODE;
|
|
if( madwifi_wrq(&wrq, ifname, IEEE80211_IOCTL_GETPARAM, NULL, 0) >= 0 )
|
|
{
|
|
switch(wrq.u.mode) {
|
|
case IEEE80211_AUTH_8021X:
|
|
c->auth_suites |= IWINFO_KMGMT_8021x;
|
|
break;
|
|
|
|
case IEEE80211_AUTH_WPA:
|
|
c->auth_suites |= IWINFO_KMGMT_PSK;
|
|
break;
|
|
|
|
case IEEE80211_AUTH_OPEN:
|
|
c->auth_algs |= IWINFO_AUTH_OPEN;
|
|
break;
|
|
|
|
case IEEE80211_AUTH_SHARED:
|
|
c->auth_algs |= IWINFO_AUTH_SHARED;
|
|
break;
|
|
|
|
default:
|
|
c->auth_suites |= IWINFO_KMGMT_NONE;
|
|
break;
|
|
}
|
|
}
|
|
|
|
memset(&wk, 0, sizeof(wk));
|
|
memset(wk.ik_macaddr, 0xff, IEEE80211_ADDR_LEN);
|
|
|
|
/* Get key information */
|
|
if( get80211priv(ifname, IEEE80211_IOCTL_GETKEY, &wk, sizeof(wk)) >= 0 )
|
|
{
|
|
/* Type 0 == WEP */
|
|
if( (wk.ik_type == 0) && (c->auth_algs == 0) )
|
|
c->auth_algs = (IWINFO_AUTH_OPEN | IWINFO_AUTH_SHARED);
|
|
}
|
|
|
|
/* Get used pairwise ciphers */
|
|
wrq.u.mode = IEEE80211_PARAM_UCASTCIPHERS;
|
|
if( madwifi_wrq(&wrq, ifname, IEEE80211_IOCTL_GETPARAM, NULL, 0) >= 0 )
|
|
{
|
|
ciphers = wrq.u.mode;
|
|
|
|
if( c->wpa_version && ciphers & (1 << IEEE80211_CIPHER_TKIP) )
|
|
c->pair_ciphers |= IWINFO_CIPHER_TKIP;
|
|
|
|
if( c->wpa_version && ciphers & (1 << IEEE80211_CIPHER_AES_CCM) )
|
|
c->pair_ciphers |= IWINFO_CIPHER_CCMP;
|
|
|
|
if( c->wpa_version && ciphers & (1 << IEEE80211_CIPHER_AES_OCB) )
|
|
c->pair_ciphers |= IWINFO_CIPHER_AESOCB;
|
|
|
|
if( c->wpa_version && ciphers & (1 << IEEE80211_CIPHER_CKIP) )
|
|
c->pair_ciphers |= IWINFO_CIPHER_CKIP;
|
|
|
|
if( !c->pair_ciphers && ciphers & (1 << IEEE80211_CIPHER_WEP) )
|
|
{
|
|
switch(key_len) {
|
|
case 13:
|
|
c->pair_ciphers |= IWINFO_CIPHER_WEP104;
|
|
break;
|
|
|
|
case 5:
|
|
c->pair_ciphers |= IWINFO_CIPHER_WEP40;
|
|
break;
|
|
|
|
case 0:
|
|
break;
|
|
|
|
default:
|
|
c->pair_ciphers = IWINFO_CIPHER_WEP40 |
|
|
IWINFO_CIPHER_WEP104;
|
|
break;
|
|
}
|
|
}
|
|
|
|
if( ciphers & (1 << IEEE80211_CIPHER_NONE) )
|
|
c->pair_ciphers |= IWINFO_CIPHER_NONE;
|
|
}
|
|
|
|
/* Get used group cipher */
|
|
wrq.u.mode = IEEE80211_PARAM_MCASTCIPHER;
|
|
if( madwifi_wrq(&wrq, ifname, IEEE80211_IOCTL_GETPARAM, NULL, 0) >= 0 )
|
|
{
|
|
ciphers = c->wpa_version ? wrq.u.mode : IEEE80211_CIPHER_WEP;
|
|
|
|
switch(ciphers) {
|
|
case IEEE80211_CIPHER_TKIP:
|
|
c->group_ciphers |= IWINFO_CIPHER_TKIP;
|
|
break;
|
|
|
|
case IEEE80211_CIPHER_AES_CCM:
|
|
c->group_ciphers |= IWINFO_CIPHER_CCMP;
|
|
break;
|
|
|
|
case IEEE80211_CIPHER_AES_OCB:
|
|
c->group_ciphers |= IWINFO_CIPHER_AESOCB;
|
|
break;
|
|
|
|
case IEEE80211_CIPHER_CKIP:
|
|
c->group_ciphers |= IWINFO_CIPHER_CKIP;
|
|
break;
|
|
|
|
case IEEE80211_CIPHER_WEP:
|
|
switch(key_len) {
|
|
case 13:
|
|
c->group_ciphers |= IWINFO_CIPHER_WEP104;
|
|
break;
|
|
|
|
case 5:
|
|
c->group_ciphers |= IWINFO_CIPHER_WEP40;
|
|
break;
|
|
|
|
default:
|
|
break;
|
|
}
|
|
break;
|
|
|
|
case IEEE80211_CIPHER_NONE:
|
|
c->group_ciphers |= IWINFO_CIPHER_NONE;
|
|
break;
|
|
|
|
default:
|
|
break;
|
|
}
|
|
}
|
|
|
|
c->enabled = (c->wpa_version || (c->auth_algs && c->pair_ciphers)) ? 1 : 0;
|
|
|
|
return 0;
|
|
}
|
|
|
|
int madwifi_get_assoclist(const char *ifname, char *buf, int *len)
|
|
{
|
|
int bl, tl, noise;
|
|
uint8_t *cp;
|
|
uint8_t tmp[24*1024];
|
|
struct ieee80211req_sta_info *si;
|
|
struct iwinfo_assoclist_entry entry;
|
|
|
|
if( (tl = get80211priv(ifname, IEEE80211_IOCTL_STA_INFO, tmp, 24*1024)) > 0 )
|
|
{
|
|
cp = tmp;
|
|
bl = 0;
|
|
|
|
if( madwifi_get_noise(ifname, &noise) )
|
|
noise = 0;
|
|
|
|
do {
|
|
si = (struct ieee80211req_sta_info *) cp;
|
|
|
|
entry.signal = (si->isi_rssi - 95);
|
|
entry.noise = noise;
|
|
memcpy(entry.mac, &si->isi_macaddr, 6);
|
|
memcpy(&buf[bl], &entry, sizeof(struct iwinfo_assoclist_entry));
|
|
|
|
bl += sizeof(struct iwinfo_assoclist_entry);
|
|
cp += si->isi_len;
|
|
tl -= si->isi_len;
|
|
} while (tl >= sizeof(struct ieee80211req_sta_info));
|
|
|
|
*len = bl;
|
|
return 0;
|
|
}
|
|
|
|
return -1;
|
|
}
|
|
|
|
int madwifi_get_txpwrlist(const char *ifname, char *buf, int *len)
|
|
{
|
|
int rc = -1;
|
|
char *res;
|
|
|
|
/* A wifiX device? */
|
|
if( madwifi_iswifi(ifname) )
|
|
{
|
|
if( (res = madwifi_ifadd(ifname)) != NULL )
|
|
{
|
|
rc = wext_get_txpwrlist(res, buf, len);
|
|
madwifi_ifdel(res);
|
|
}
|
|
}
|
|
|
|
/* Its an athX ... */
|
|
else if( !!madwifi_isvap(ifname, NULL) )
|
|
{
|
|
rc = wext_get_txpwrlist(ifname, buf, len);
|
|
}
|
|
|
|
return rc;
|
|
}
|
|
|
|
int madwifi_get_scanlist(const char *ifname, char *buf, int *len)
|
|
{
|
|
int ret;
|
|
char *res;
|
|
DIR *proc;
|
|
struct dirent *e;
|
|
|
|
ret = -1;
|
|
|
|
/* We got a wifiX device passed, try to lookup a vap on it */
|
|
if( madwifi_iswifi(ifname) )
|
|
{
|
|
if( (proc = opendir("/proc/sys/net/")) != NULL )
|
|
{
|
|
while( (e = readdir(proc)) != NULL )
|
|
{
|
|
if( !!madwifi_isvap(e->d_name, ifname) )
|
|
{
|
|
if( iwinfo_ifup(e->d_name) )
|
|
{
|
|
ret = wext_get_scanlist(e->d_name, buf, len);
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
|
|
closedir(proc);
|
|
}
|
|
|
|
/* Still nothing found, try to create a vap */
|
|
if( ret == -1 )
|
|
{
|
|
if( (res = madwifi_ifadd(ifname)) != NULL )
|
|
{
|
|
if( iwinfo_ifup(res) )
|
|
{
|
|
wext_get_scanlist(res, buf, len);
|
|
sleep(1);
|
|
|
|
wext_get_scanlist(res, buf, len);
|
|
sleep(1);
|
|
|
|
ret = wext_get_scanlist(res, buf, len);
|
|
}
|
|
|
|
iwinfo_ifdown(res);
|
|
madwifi_ifdel(res);
|
|
}
|
|
}
|
|
}
|
|
|
|
/* Got athX device? */
|
|
else if( !!madwifi_isvap(ifname, NULL) )
|
|
{
|
|
ret = wext_get_scanlist(ifname, buf, len);
|
|
}
|
|
|
|
return ret;
|
|
}
|
|
|
|
int madwifi_get_freqlist(const char *ifname, char *buf, int *len)
|
|
{
|
|
int i, bl;
|
|
int rc = -1;
|
|
char *res;
|
|
struct ieee80211req_chaninfo chans;
|
|
struct iwinfo_freqlist_entry entry;
|
|
|
|
/* A wifiX device? */
|
|
if( madwifi_iswifi(ifname) )
|
|
{
|
|
if( (res = madwifi_ifadd(ifname)) != NULL )
|
|
{
|
|
rc = get80211priv(res, IEEE80211_IOCTL_GETCHANINFO,
|
|
&chans, sizeof(chans));
|
|
|
|
madwifi_ifdel(res);
|
|
}
|
|
}
|
|
|
|
/* Its an athX ... */
|
|
else if( !!madwifi_isvap(ifname, NULL) )
|
|
{
|
|
rc = get80211priv(ifname, IEEE80211_IOCTL_GETCHANINFO,
|
|
&chans, sizeof(chans));
|
|
}
|
|
|
|
|
|
/* Got chaninfo? */
|
|
if( rc >= 0 )
|
|
{
|
|
bl = 0;
|
|
|
|
for( i = 0; i < chans.ic_nchans; i++ )
|
|
{
|
|
entry.mhz = chans.ic_chans[i].ic_freq;
|
|
entry.channel = chans.ic_chans[i].ic_ieee;
|
|
entry.restricted = 0;
|
|
|
|
memcpy(&buf[bl], &entry, sizeof(struct iwinfo_freqlist_entry));
|
|
bl += sizeof(struct iwinfo_freqlist_entry);
|
|
}
|
|
|
|
*len = bl;
|
|
return 0;
|
|
}
|
|
|
|
return -1;
|
|
}
|
|
|
|
int madwifi_get_country(const char *ifname, char *buf)
|
|
{
|
|
int i, fd, ccode = -1;
|
|
char buffer[34];
|
|
char *wifi = madwifi_iswifi(ifname)
|
|
? (char *)ifname : madwifi_isvap(ifname, NULL);
|
|
|
|
struct ISO3166_to_CCode *e;
|
|
|
|
if( wifi )
|
|
{
|
|
snprintf(buffer, sizeof(buffer), "/proc/sys/dev/%s/countrycode", wifi);
|
|
|
|
if( (fd = open(buffer, O_RDONLY)) > -1 )
|
|
{
|
|
memset(buffer, 0, sizeof(buffer));
|
|
|
|
if( read(fd, buffer, sizeof(buffer)-1) > 0 )
|
|
ccode = atoi(buffer);
|
|
|
|
close(fd);
|
|
}
|
|
}
|
|
|
|
for( i = 0; i < (sizeof(CountryCodes)/sizeof(CountryCodes[0])); i++ )
|
|
{
|
|
e = &CountryCodes[i];
|
|
|
|
if( e->ccode == ccode )
|
|
{
|
|
sprintf(buf, "%c%c", e->iso3166 / 256, e->iso3166 % 256);
|
|
return 0;
|
|
}
|
|
}
|
|
|
|
return -1;
|
|
}
|
|
|
|
int madwifi_get_countrylist(const char *ifname, char *buf, int *len)
|
|
{
|
|
int i, count;
|
|
struct ISO3166_to_CCode *e, *p = NULL;
|
|
struct iwinfo_country_entry *c = (struct iwinfo_country_entry *)buf;
|
|
|
|
count = 0;
|
|
|
|
for( int i = 0; i < (sizeof(CountryCodes)/sizeof(CountryCodes[0])); i++ )
|
|
{
|
|
e = &CountryCodes[i];
|
|
|
|
if( !p || (e->iso3166 != p->iso3166) )
|
|
{
|
|
c->iso3166 = e->iso3166;
|
|
snprintf(c->ccode, sizeof(c->ccode), "%i", e->ccode);
|
|
|
|
c++;
|
|
count++;
|
|
}
|
|
|
|
p = e;
|
|
}
|
|
|
|
*len = (count * sizeof(struct iwinfo_country_entry));
|
|
return 0;
|
|
}
|
|
|
|
int madwifi_get_hwmodelist(const char *ifname, int *buf)
|
|
{
|
|
char chans[IWINFO_BUFSIZE] = { 0 };
|
|
struct iwinfo_freqlist_entry *e = NULL;
|
|
int len = 0;
|
|
|
|
if( !madwifi_get_freqlist(ifname, chans, &len) )
|
|
{
|
|
for( e = (struct iwinfo_freqlist_entry *)chans; e->channel; e++ )
|
|
{
|
|
if( e->channel <= 14 )
|
|
{
|
|
*buf |= IWINFO_80211_B;
|
|
*buf |= IWINFO_80211_G;
|
|
}
|
|
else
|
|
{
|
|
*buf |= IWINFO_80211_A;
|
|
}
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
return -1;
|
|
}
|
|
|
|
int madwifi_get_mbssid_support(const char *ifname, int *buf)
|
|
{
|
|
/* Test whether we can create another interface */
|
|
char *nif = madwifi_ifadd(ifname);
|
|
|
|
if( nif )
|
|
{
|
|
*buf = iwinfo_ifup(nif);
|
|
|
|
iwinfo_ifdown(nif);
|
|
madwifi_ifdel(nif);
|
|
|
|
return 0;
|
|
}
|
|
|
|
return -1;
|
|
}
|
|
|
|
static void madwifi_proc_file(const char *ifname, const char *file,
|
|
char *buf, int blen)
|
|
{
|
|
int fd;
|
|
const char *wifi = madwifi_isvap(ifname, NULL);
|
|
|
|
if (!wifi && madwifi_iswifi(ifname))
|
|
wifi = ifname;
|
|
|
|
snprintf(buf, blen, "/proc/sys/dev/%s/%s", wifi, file);
|
|
|
|
if ((fd = open(buf, O_RDONLY)) > 0)
|
|
{
|
|
if (read(fd, buf, blen) > 1)
|
|
buf[strlen(buf)-1] = 0;
|
|
else
|
|
buf[0] = 0;
|
|
|
|
close(fd);
|
|
}
|
|
else
|
|
{
|
|
buf[0] = 0;
|
|
}
|
|
}
|
|
|
|
static int madwifi_startswith(const char *a, const char *b)
|
|
{
|
|
int l1 = strlen(a);
|
|
int l2 = strlen(b);
|
|
int ln = (l1 < l2) ? l1 : l2;
|
|
return !strncmp(a, b, ln);
|
|
}
|
|
|
|
int madwifi_get_hardware_id(const char *ifname, char *buf)
|
|
{
|
|
char vendor[64];
|
|
char device[64];
|
|
struct iwinfo_hardware_id *ids;
|
|
struct iwinfo_hardware_entry *e;
|
|
|
|
if (wext_get_hardware_id(ifname, buf))
|
|
{
|
|
ids = (struct iwinfo_hardware_id *)buf;
|
|
madwifi_proc_file(ifname, "dev_vendor", vendor, sizeof(vendor));
|
|
madwifi_proc_file(ifname, "dev_name", device, sizeof(device));
|
|
|
|
if (vendor[0] && device[0])
|
|
{
|
|
for (e = IWINFO_HARDWARE_ENTRIES; e->vendor_name; e++)
|
|
{
|
|
if (!madwifi_startswith(vendor, e->vendor_name))
|
|
continue;
|
|
|
|
if (!madwifi_startswith(device, e->device_name))
|
|
continue;
|
|
|
|
ids->vendor_id = e->vendor_id;
|
|
ids->device_id = e->device_id;
|
|
ids->subsystem_vendor_id = e->subsystem_vendor_id;
|
|
ids->subsystem_device_id = e->subsystem_device_id;
|
|
|
|
return 0;
|
|
}
|
|
}
|
|
|
|
return -1;
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
static const struct iwinfo_hardware_entry *
|
|
madwifi_get_hardware_entry(const char *ifname)
|
|
{
|
|
struct iwinfo_hardware_id id;
|
|
|
|
if (madwifi_get_hardware_id(ifname, (char *)&id))
|
|
return NULL;
|
|
|
|
return iwinfo_hardware(&id);
|
|
}
|
|
|
|
int madwifi_get_hardware_name(const char *ifname, char *buf)
|
|
{
|
|
char vendor[64];
|
|
char device[64];
|
|
const struct iwinfo_hardware_entry *hw;
|
|
|
|
if (!(hw = madwifi_get_hardware_entry(ifname)))
|
|
{
|
|
madwifi_proc_file(ifname, "dev_vendor", vendor, sizeof(vendor));
|
|
madwifi_proc_file(ifname, "dev_name", device, sizeof(device));
|
|
|
|
if (vendor[0] && device[0])
|
|
sprintf(buf, "%s %s", vendor, device);
|
|
else
|
|
sprintf(buf, "Generic Atheros");
|
|
}
|
|
else
|
|
{
|
|
sprintf(buf, "%s %s", hw->vendor_name, hw->device_name);
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
int madwifi_get_txpower_offset(const char *ifname, int *buf)
|
|
{
|
|
const struct iwinfo_hardware_entry *hw;
|
|
|
|
if (!(hw = madwifi_get_hardware_entry(ifname)))
|
|
return -1;
|
|
|
|
*buf = hw->txpower_offset;
|
|
return 0;
|
|
}
|
|
|
|
int madwifi_get_frequency_offset(const char *ifname, int *buf)
|
|
{
|
|
const struct iwinfo_hardware_entry *hw;
|
|
|
|
if (!(hw = madwifi_get_hardware_entry(ifname)))
|
|
return -1;
|
|
|
|
*buf = hw->frequency_offset;
|
|
return 0;
|
|
}
|