openwrt/package/openwrt/wlc.c

   1 /*
   2  * wlc - tool for configuring the Broadcom Wireless Network Adapter
   3  * Copyright (C) 2005 Felix Fietkau <nbd@vd-s.ath.cx>
   4  *
   5  * This program is free software; you can redistribute it and/or
   6  * modify it under the terms of the GNU General Public License
   7  * as published by the Free Software Foundation; either version 2
   8  * of the License, or (at your option) any later version.
   9  *
  10  * This program is distributed in the hope that it will be useful,
  11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13  * GNU General Public License for more details.
  14  *
  15  * You should have received a copy of the GNU General Public License
  16  * along with this program; if not, write to the Free Software
  17  * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
  18  *
  19  * $Id$
  20  *
  21  */
  22
  23 #include <stdio.h>
  24 #include <stdlib.h>
  25 #include <string.h>
  26
  27 #include <typedefs.h>
  28 #include <wlutils.h>
  29
  30 int _argc;
  31 char **_argv;
  32
  33 void qtxpwr() {
  34         int i = 0;
  35
  36         if (_argc > 3) {
  37                 if (_argv[3][0] == '@') {
  38                         i = atoi(_argv[3] + 1);
  39                         i |= 0x80000000;
  40                 } else {
  41                         i = atoi(_argv[3]);
  42                 }
  43                 wl_set_val(_argv[1], "qtxpower", &i, sizeof(i));
  44         } else {
  45                 wl_get_val(_argv[1], "qtxpower", &i, sizeof(i));
  46                 if ((i & 0x80000000) == 0x80000000)
  47                         printf("@");
  48                 printf("%d\n", i & 0x7ffffff);
  49         }
  50 }
  51
  52
  53 struct wl_config {
  54         char *name, *desc;
  55         enum {
  56                 INT,
  57                 BOOL,
  58                 OTHER
  59         } type;
  60         int get, set;
  61         int r1, r2;
  62         void *handler;
  63 };
  64
  65 struct wl_config commands[] = {
  66         {"txpwr", "transmit power (in mW)", INT, WLC_GET_TXPWR, WLC_SET_TXPWR, 0, 255, NULL},
  67         {"qtxpwr", "\ttransmit power (in qdbm)\n\t\t\t\"@\" before value means regulatory override", OTHER, 0, 0, 0, 0, qtxpwr},
  68         {"promisc", "promiscuous mode", BOOL, WLC_GET_PROMISC, WLC_SET_PROMISC, 0, 0, NULL},
  69         {"monitor", "monitor mode", BOOL, WLC_GET_MONITOR, WLC_SET_MONITOR, 0, 0, NULL},
  70         {"passive", "passive mode", BOOL, WLC_GET_PASSIVE, WLC_SET_PASSIVE, 0, 0, NULL},
  71         {"ap", "access point mode (0 = STA, 1 = AP)", BOOL, WLC_GET_AP, WLC_SET_AP, 0, 0, NULL},
  72         {"infra", "infrastructure mode (0 = IBSS, 1 = Infra BSS)", BOOL, WLC_GET_INFRA, WLC_SET_INFRA, 0, 0, NULL},
  73         {"antdiv", "rx antenna diversity (0 = antenna 0, 1 = antenna 1, 3 = auto select)", INT, WLC_GET_ANTDIV, WLC_SET_ANTDIV, 0, 3, NULL},
  74         {"txant", "set tx antenna (0 = antenna 0, 1 = antenna 1, 3 = rx antenna)", INT, WLC_GET_TXANT, WLC_SET_TXANT, 0, 3, NULL},
  75         {"wet", "wireless ethernet bridging mode", BOOL, WLC_GET_WET, WLC_SET_WET, 0, 0, NULL},
  76         {"channel", "set channel", INT, WLC_GET_CHANNEL, WLC_SET_CHANNEL, 1, 14, NULL},
  77         {NULL, NULL, 0, 0, 0, 0, 0, NULL}
  78 };
  79
  80 void set_int(char *name, int ioctl, int value, int r1, int r2)
  81 {
  82         if ((value >= r1) || (value <= r2)) {
  83                 wl_ioctl(name, ioctl, &value, sizeof(value));
  84         } else
  85                 fprintf(stderr, "invalid value.\n");
  86 }
  87
  88 void get_int(char *name, int ioctl)
  89 {
  90         int value = 0;
  91         wl_ioctl(name, ioctl, &value, sizeof(value));
  92         printf("%d\n", value);
  93 }
  94
  95 int main(int argc, char **argv)
  96 {
  97         struct wl_config *cmd;
  98         int i;
  99
 100         _argc = argc;
 101         _argv = argv;
 102
 103         if (argc < 3) {
 104                 fprintf(stderr, "Usage: %s <interface> <command> [...]\n\n", argv[0]);
 105                 fprintf(stderr, "Commands:\n\n");
 106
 107                 cmd = commands;
 108                 while (cmd->name != NULL) {
 109                         fprintf(stderr, "\t%s", cmd->name);
 110                         switch (cmd->type) {
 111                                 case INT:
 112                                         fprintf(stderr, " [%d-%d]", cmd->r1, cmd->r2);
 113                                         break;
 114                                 case BOOL:
 115                                         fprintf(stderr, " [0|1]");
 116                                         cmd->r1 = 0;
 117                                         cmd->r2 = 1;
 118
 119                         }
 120                         fprintf(stderr, "\t%s\n", cmd->desc);
 121                         cmd++;
 122                 }
 123                 fprintf(stderr, "\n");
 124
 125                 return -1;
 126         }
 127
 128         if (wl_probe(argv[1]) < 0) {
 129                 fprintf(stderr, "No broadcom extensions detected on interface %s\n", argv[1]);
 130                 return -1;
 131         }
 132
 133         if ((argc > 4) && (strcmp(argv[2], "ioctl") == 0)) {
 134                 if (strcmp(argv[3], "int") == 0) {
 135                         int ioctl = atoi(argv[4]);
 136                         if (argc > 5)
 137                                 i = atoi(argv[5]);
 138                         else
 139                                 i = 0;
 140                         fprintf(stderr, "ioctl = 0x%x (%d)\nold value = 0x%x (%d)\n", ioctl, ioctl, i, i);
 141                         wl_ioctl(argv[1], ioctl, &i, sizeof(i));
 142                         fprintf(stderr, "new value = 0x%x (%d)\n", i, i);
 143                 } else if (strcmp(argv[3], "intval") == 0) {
 144                         i = 0;
 145                         fprintf(stderr, "var = \"%s\"\nold value = 0x%x (%d)\n", argv[4], i, i);
 146                         if (argc > 5) {
 147                                 i = atoi(argv[5]);
 148                                 wl_set_val(argv[1], argv[4], &i, sizeof(i));
 149                         } else {
 150                                 wl_get_val(argv[1], argv[4], &i, sizeof(i));
 151                         }
 152                         fprintf(stderr, "new value = 0x%x (%d)\n", i, i);
 153                 }
 154                 return 0;
 155         }
 156         cmd = commands;
 157         while (cmd->name != NULL) {
 158                 if (strcmp(argv[2], cmd->name) == 0) {
 159                         switch (cmd->type) {
 160                                 case INT:
 161                                 case BOOL:
 162                                         if (argc < 4) {
 163                                                 get_int(argv[1], cmd->get);
 164                                         } else {
 165                                                 set_int(argv[1], cmd->set, atoi(argv[3]), cmd->r1, cmd->r2);
 166                                         }
 167                                 break;
 168                                 case OTHER: {
 169                                         void (*handler)(void) = cmd->handler;
 170                                         handler();
 171                                 }
 172                                 break;
 173                         }
 174                 }
 175                 cmd++;
 176         }
 177
 178
 179         return 0;
 180 }