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db38881997
NetBSD/usr.sbin/wiconfig/wiconfig.c
lukem 311c22130d appease gcc -Wuninitialized
2005-06-02 09:47:37 +00:00

896 lines
21 KiB
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/* $NetBSD: wiconfig.c,v 1.37 2005/06/02 09:47:37 lukem Exp $ */
/*
* Copyright (c) 1997, 1998, 1999
* Bill Paul <wpaul@ctr.columbia.edu>. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. All advertising materials mentioning features or use of this software
* must display the following acknowledgement:
* This product includes software developed by Bill Paul.
* 4. Neither the name of the author nor the names of any co-contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY Bill Paul AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL Bill Paul OR THE VOICES IN HIS HEAD
* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
* THE POSSIBILITY OF SUCH DAMAGE.
*
* From: Id: wicontrol.c,v 1.6 1999/05/22 16:12:49 wpaul Exp $
*/
#include <sys/types.h>
#include <sys/cdefs.h>
#include <sys/param.h>
#include <sys/socket.h>
#include <sys/ioctl.h>
#include <net/if.h>
#ifdef __FreeBSD__
#include <net/if_var.h>
#include <net/ethernet.h>
#include <machine/if_wavelan_ieee.h>
#else
#include <netinet/in.h>
#include <netinet/if_ether.h>
#ifdef __NetBSD__
#include <net80211/ieee80211.h>
#include <net80211/ieee80211_ioctl.h>
#include <dev/ic/wi_ieee.h>
#else
#include <dev/pcmcia/if_wavelan_ieee.h>
#endif
#endif
#include <stdio.h>
#include <string.h>
#include <ctype.h>
#include <stdlib.h>
#include <unistd.h>
#include <errno.h>
#include <err.h>
#if !defined(lint)
__COPYRIGHT(
"@(#) Copyright (c) 1997, 1998, 1999\
Bill Paul. All rights reserved.");
__RCSID("$NetBSD: wiconfig.c,v 1.37 2005/06/02 09:47:37 lukem Exp $");
#endif
struct wi_table {
int wi_type;
int wi_code;
#define WI_NONE 0x00
#define WI_STRING 0x01
#define WI_BOOL 0x02
#define WI_WORDS 0x03
#define WI_HEXBYTES 0x04
#define WI_KEYSTRUCT 0x05
#define WI_BITS 0x06
#define WI_VENDOR 0x07
char *wi_label; /* label used to print info */
int wi_opt; /* option character to set this */
char *wi_desc;
char *wi_optval;
};
/* already define in wireg.h XXX */
#define WI_APRATE_0 0x00 /* NONE */
#define WI_APRATE_1 0x0A /* 1 Mbps */
#define WI_APRATE_2 0x14 /* 2 Mbps */
#define WI_APRATE_5 0x37 /* 5.5 Mbps */
#define WI_APRATE_11 0x6E /* 11 Mbps */
#ifdef WI_RID_SCAN_APS
static void wi_apscan __P((char *));
static int get_if_flags __P((int, const char *));
static int set_if_flags __P((int, const char *, int));
#endif
static void wi_getval __P((char *, struct wi_req *));
static void wi_setval __P((char *, struct wi_req *));
static void wi_printstr __P((struct wi_req *));
static void wi_setstr __P((char *, int, char *));
static void wi_setbytes __P((char *, int, char *, int));
static void wi_setword __P((char *, int, int));
static void wi_sethex __P((char *, int, char *));
static void wi_printwords __P((struct wi_req *));
static void wi_printbool __P((struct wi_req *));
static void wi_printhex __P((struct wi_req *));
static void wi_printbits __P((struct wi_req *));
static void wi_dumpinfo __P((char *));
static void wi_printkeys __P((struct wi_req *));
static void wi_printvendor __P((struct wi_req *));
static void wi_dumpstats __P((char *));
static void usage __P((void));
static struct wi_table *
wi_optlookup __P((struct wi_table *, int));
int main __P((int argc, char **argv));
#ifdef WI_RID_SCAN_APS
static int get_if_flags(s, name)
int s;
const char *name;
{
struct ifreq ifreq;
int flags;
strncpy(ifreq.ifr_name, name, sizeof(ifreq.ifr_name));
if (ioctl(s, SIOCGIFFLAGS, (caddr_t)&ifreq) == -1)
err(1, "SIOCGIFFLAGS");
flags = ifreq.ifr_flags;
return flags;
}
static int set_if_flags(s, name, flags)
int s;
const char *name;
int flags;
{
struct ifreq ifreq;
ifreq.ifr_flags = flags;
strncpy(ifreq.ifr_name, name, sizeof(ifreq.ifr_name));
if (ioctl(s, SIOCSIFFLAGS, (caddr_t)&ifreq) == -1)
err(1, "SIOCSIFFLAGS");
return 0;
}
static void wi_apscan(iface)
char *iface;
{
struct wi_req wreq;
struct ifreq ifr;
int s;
int naps, rate;
int retries = 10;
int flags;
struct wi_apinfo *w;
int i, j;
if (iface == NULL)
errx(1, "must specify interface name");
s = socket(AF_INET, SOCK_DGRAM, 0);
if (s == -1)
err(1, "socket");
flags = get_if_flags(s, iface);
if ((flags & IFF_UP) == 0)
flags = set_if_flags(s, iface, flags | IFF_UP);
memset((char *)&wreq, 0, sizeof(wreq));
wreq.wi_type = WI_RID_SCAN_APS;
wreq.wi_len = 4;
/* note chan. 1 is the least significant bit */
wreq.wi_val[0] = htole16(0x3fff); /* 1 bit per channel, 1-14 */
wreq.wi_val[1] = htole16(0xf); /* tx rate */
/* write the request */
wi_setval(iface, &wreq);
/* now poll for a result */
memset((char *)&wreq, 0, sizeof(wreq));
wreq.wi_type = WI_RID_READ_APS;
wreq.wi_len = WI_MAX_DATALEN;
/* we have to do this ourself as opposed to
* using getval, because we cannot bail if
* the ioctl fails
*/
memset((char *)&ifr, 0, sizeof(ifr));
strncpy(ifr.ifr_name, iface, sizeof(ifr.ifr_name));
ifr.ifr_data = (caddr_t)&wreq;
printf("scanning ...");
fflush(stdout);
while (ioctl(s, SIOCGWAVELAN, &ifr) == -1) {
retries--;
if (retries >= 0) {
printf("."); fflush(stdout);
sleep(1);
} else
break;
errno = 0;
}
if (errno) {
set_if_flags(s, iface, flags);
close(s);
err(1, "ioctl");
}
naps = *(int *)wreq.wi_val;
if (naps > 0)
printf("\nAP Information\n");
else
printf("\nNo APs available\n");
w = (struct wi_apinfo *)(((char *)&wreq.wi_val) + sizeof(int));
for ( i = 0; i < naps; i++, w++) {
printf("ap[%d]:\n", i);
if (w->scanreason) {
static char *scanm[] = {
"Host initiated",
"Firmware initiated",
"Inquiry request from host"
};
printf("\tScanReason:\t\t\t[ %s ]\n",
scanm[w->scanreason - 1]);
}
printf("\tnetname (SSID):\t\t\t[ ");
for (j = 0; j < w->namelen; j++) {
printf("%c", w->name[j]);
}
printf(" ]\n");
printf("\tBSSID:\t\t\t\t[ %02x:%02x:%02x:%02x:%02x:%02x ]\n",
w->bssid[0]&0xff, w->bssid[1]&0xff,
w->bssid[2]&0xff, w->bssid[3]&0xff,
w->bssid[4]&0xff, w->bssid[5]&0xff);
printf("\tChannel:\t\t\t[ %d ]\n", w->channel);
printf("\tQuality/Signal/Noise [signal]:\t[ %d / %d / %d ]\n"
"\t [dBm]:\t[ %d / %d / %d ]\n",
w->quality, w->signal, w->noise,
w->quality, w->signal - 149, w->noise - 149);
printf("\tBSS Beacon Interval [msec]:\t[ %d ]\n", w->interval);
printf("\tCapinfo:\t\t\t[ ");
if (w->capinfo & IEEE80211_CAPINFO_ESS)
printf("ESS ");
if (w->capinfo & IEEE80211_CAPINFO_PRIVACY)
printf("WEP ");
printf("]\n");
switch (w->rate) {
case WI_APRATE_1:
rate = 1;
break;
case WI_APRATE_2:
rate = 2;
break;
case WI_APRATE_5:
rate = 5.5;
break;
case WI_APRATE_11:
rate = 11;
break;
case WI_APRATE_0:
default:
rate = 0;
break;
}
if (rate) printf("\tDataRate [Mbps]:\t\t[ %d ]\n", rate);
}
set_if_flags(s, iface, flags);
close(s);
}
#endif
static void wi_getval(iface, wreq)
char *iface;
struct wi_req *wreq;
{
struct ifreq ifr;
int s;
bzero((char *)&ifr, sizeof(ifr));
strncpy(ifr.ifr_name, iface, sizeof(ifr.ifr_name));
ifr.ifr_data = (caddr_t)wreq;
s = socket(AF_INET, SOCK_DGRAM, 0);
if (s == -1)
err(1, "socket");
if (ioctl(s, SIOCGWAVELAN, &ifr) == -1)
err(1, "SIOCGWAVELAN");
close(s);
return;
}
static void wi_setval(iface, wreq)
char *iface;
struct wi_req *wreq;
{
struct ifreq ifr;
int s;
bzero((char *)&ifr, sizeof(ifr));
strncpy(ifr.ifr_name, iface, sizeof(ifr.ifr_name));
ifr.ifr_data = (caddr_t)wreq;
s = socket(AF_INET, SOCK_DGRAM, 0);
if (s == -1)
err(1, "socket");
if (ioctl(s, SIOCSWAVELAN, &ifr) == -1)
err(1, "SIOCSWAVELAN");
close(s);
return;
}
void wi_printstr(wreq)
struct wi_req *wreq;
{
char *ptr;
int i;
if (wreq->wi_type == WI_RID_SERIALNO) {
ptr = (char *)&wreq->wi_val;
for (i = 0; i < (wreq->wi_len - 1) * 2; i++) {
if (ptr[i] == '\0')
ptr[i] = ' ';
}
} else {
int len = le16toh(wreq->wi_val[0]);
ptr = (char *)&wreq->wi_val[1];
for (i = 0; i < len; i++) {
if (ptr[i] == '\0')
ptr[i] = ' ';
}
}
ptr[i] = '\0';
printf("[ %s ]", ptr);
return;
}
void wi_setstr(iface, code, str)
char *iface;
int code;
char *str;
{
struct wi_req wreq;
bzero((char *)&wreq, sizeof(wreq));
if (strlen(str) > 30)
errx(1, "string too long");
wreq.wi_type = code;
wreq.wi_len = 18;
wreq.wi_val[0] = htole16(strlen(str));
bcopy(str, (char *)&wreq.wi_val[1], strlen(str));
wi_setval(iface, &wreq);
return;
}
void wi_setbytes(iface, code, bytes, len)
char *iface;
int code;
char *bytes;
int len;
{
struct wi_req wreq;
bzero((char *)&wreq, sizeof(wreq));
wreq.wi_type = code;
wreq.wi_len = (len / 2) + 1;
bcopy(bytes, (char *)&wreq.wi_val[0], len);
wi_setval(iface, &wreq);
return;
}
void wi_setword(iface, code, word)
char *iface;
int code;
int word;
{
struct wi_req wreq;
bzero((char *)&wreq, sizeof(wreq));
wreq.wi_type = code;
wreq.wi_len = 2;
wreq.wi_val[0] = htole16(word);
wi_setval(iface, &wreq);
return;
}
void wi_sethex(iface, code, str)
char *iface;
int code;
char *str;
{
struct ether_addr *addr;
addr = ether_aton(str);
if (addr == NULL)
errx(1, "badly formatted address");
wi_setbytes(iface, code, (char *)addr, ETHER_ADDR_LEN);
return;
}
static void wi_printkeys(wreq)
struct wi_req *wreq;
{
int i, j, bn;
struct wi_key *k;
struct wi_ltv_keys *keys;
char *ptr;
keys = (struct wi_ltv_keys *)wreq;
for (i = 0, bn = 0; i < 4; i++, bn = 0) {
k = &keys->wi_keys[i];
ptr = (char *)k->wi_keydat;
for (j = 0; j < le16toh(k->wi_keylen); j++) {
if (!isprint((unsigned char) ptr[j])) {
bn = 1;
break;
}
}
if (bn) {
printf("[ 0x");
for (j = 0; j < le16toh(k->wi_keylen); j++)
printf("%02x", ((unsigned char *) ptr)[j]);
printf(" ]");
} else {
ptr[j] = '\0';
printf("[ %s ]", ptr);
}
}
return;
};
void wi_printvendor(wreq)
struct wi_req *wreq;
{
/* id
* vendor
* firmware major
* minor
*/
#define WI_RID_STA_IDENTITY_LUCENT 0x1
#define WI_RID_STA_IDENTITY_PRISMII 0x2
#define WI_RID_STA_IDENTITY_SAMSUNG 0x3
#define WI_RID_STA_IDENTITY_DLINK 0x6
const char *vendor = "Unknown";
if (wreq->wi_len < 4)
return;
switch (le16toh(wreq->wi_val[1])) {
case WI_RID_STA_IDENTITY_LUCENT:
vendor = "Lucent";
break;
case WI_RID_STA_IDENTITY_PRISMII:
vendor = "generic PRISM II";
break;
case WI_RID_STA_IDENTITY_SAMSUNG:
vendor = "Samsung";
break;
case WI_RID_STA_IDENTITY_DLINK:
vendor = "D-Link";
break;
}
printf("[ %s ID: %d version: %d.%d ]", vendor, le16toh(wreq->wi_val[0]),
le16toh(wreq->wi_val[2]), le16toh(wreq->wi_val[3]));
return;
}
void wi_printwords(wreq)
struct wi_req *wreq;
{
int i;
printf("[ ");
for (i = 0; i < wreq->wi_len - 1; i++)
printf("%d ", le16toh(wreq->wi_val[i]));
printf("]");
return;
}
void wi_printbool(wreq)
struct wi_req *wreq;
{
if (le16toh(wreq->wi_val[0]))
printf("[ On ]");
else
printf("[ Off ]");
return;
}
void wi_printhex(wreq)
struct wi_req *wreq;
{
int i;
unsigned char *c;
c = (unsigned char *)&wreq->wi_val;
printf("[ ");
for (i = 0; i < (wreq->wi_len - 1) * 2; i++) {
printf("%02x", c[i]);
if (i < ((wreq->wi_len - 1) * 2) - 1)
printf(":");
}
printf(" ]");
return;
}
void wi_printbits(wreq)
struct wi_req *wreq;
{
int i;
int bits = le16toh(wreq->wi_val[0]);
printf("[");
for (i = 0; i < 16; i++) {
if (bits & 0x1) {
printf(" %d", i+1);
}
bits >>= 1;
}
printf(" ]");
return;
}
static struct wi_table wi_table[] = {
{ WI_RID_SERIALNO, WI_STRING, "NIC serial number:\t\t\t" },
{ WI_RID_NODENAME, WI_STRING, "Station name:\t\t\t\t",
's', "station name" },
{ WI_RID_OWN_SSID, WI_STRING, "SSID for IBSS creation:\t\t\t" },
{ WI_RID_CURRENT_SSID, WI_STRING, "Current netname (SSID):\t\t\t" },
{ WI_RID_DESIRED_SSID, WI_STRING, "Desired netname (SSID):\t\t\t" },
{ WI_RID_CURRENT_BSSID, WI_HEXBYTES, "Current BSSID:\t\t\t\t" },
{ WI_RID_CHANNEL_LIST, WI_BITS, "Channel list:\t\t\t\t" },
{ WI_RID_OWN_CHNL, WI_WORDS, "IBSS channel:\t\t\t\t" },
{ WI_RID_CURRENT_CHAN, WI_WORDS, "Current channel:\t\t\t" },
{ WI_RID_COMMS_QUALITY, WI_WORDS, "Comms quality/signal/noise:\t\t" },
{ WI_RID_PROMISC, WI_BOOL, "Promiscuous mode:\t\t\t" },
{ WI_RID_PORTTYPE, WI_WORDS, "Port type:\t\t\t\t" },
{ WI_RID_MAC_NODE, WI_HEXBYTES, "MAC address:\t\t\t\t",
'm', "MAC address" },
{ WI_RID_TX_RATE, WI_WORDS, "TX rate (selection):\t\t\t" },
{ WI_RID_CUR_TX_RATE, WI_WORDS, "TX rate (actual speed):\t\t\t"},
{ WI_RID_CUR_BEACON_INT, WI_WORDS, "Beacon Interval (current) [msec]:\t"},
{ WI_RID_MAX_DATALEN, WI_WORDS, "Maximum data length:\t\t\t",
'd', "maximum data length" },
{ WI_RID_RTS_THRESH, WI_WORDS, "RTS/CTS handshake threshold:\t\t",
'r', "RTS threshold" },
{ WI_RID_FRAG_THRESH, WI_WORDS, "fragmentation threshold:\t\t",
'g', "fragmentation threshold" },
{ WI_RID_DBM_ADJUST, WI_WORDS, "RSSI -> dBm adjustment:\t\t\t" },
{ WI_RID_CREATE_IBSS, WI_BOOL, "Create IBSS:\t\t\t\t" },
{ WI_RID_MICROWAVE_OVEN, WI_WORDS, "Microwave oven robustness:\t\t",
'M', "microwave oven robustness enabled" },
{ WI_RID_ROAMING_MODE, WI_WORDS, "Roaming mode(1:firm,3:disable):\t\t",
'R', "roaming mode" },
{ WI_RID_SYSTEM_SCALE, WI_WORDS, "Access point density:\t\t\t",
'a', "system scale" },
{ WI_RID_PM_ENABLED, WI_WORDS, "Power Mgmt (1=on, 0=off):\t\t" },
{ WI_RID_MAX_SLEEP, WI_WORDS, "Max sleep time (msec):\t\t\t" },
{ WI_RID_STA_IDENTITY, WI_VENDOR, "Vendor info:\t\t\t\t" },
{ 0, WI_NONE }
};
static struct wi_table wi_crypt_table[] = {
{ WI_RID_ENCRYPTION, WI_BOOL, "WEP encryption:\t\t\t\t" },
{ WI_RID_CNFAUTHMODE, WI_WORDS, "Authentication type \n(1=OpenSys, 2=Shared Key):\t\t",
'A', "authentication type" },
{ WI_RID_TX_CRYPT_KEY, WI_WORDS, "TX encryption key:\t\t\t" },
{ WI_RID_DEFLT_CRYPT_KEYS, WI_KEYSTRUCT, "Encryption keys:\t\t\t" },
{ 0, WI_NONE }
};
static struct wi_table *wi_tables[] = {
wi_table,
wi_crypt_table,
NULL
};
static struct wi_table *
wi_optlookup(table, opt)
struct wi_table *table;
int opt;
{
struct wi_table *wt;
for (wt = table; wt->wi_type != 0; wt++)
if (wt->wi_opt == opt)
return (wt);
return (NULL);
}
static void wi_dumpinfo(iface)
char *iface;
{
struct wi_req wreq;
int i, has_wep;
struct wi_table *w;
bzero((char *)&wreq, sizeof(wreq));
wreq.wi_len = WI_MAX_DATALEN;
wreq.wi_type = WI_RID_WEP_AVAIL;
wi_getval(iface, &wreq);
has_wep = le16toh(wreq.wi_val[0]);
w = wi_table;
for (i = 0; w[i].wi_code != WI_NONE; i++) {
bzero((char *)&wreq, sizeof(wreq));
wreq.wi_len = WI_MAX_DATALEN;
wreq.wi_type = w[i].wi_type;
wi_getval(iface, &wreq);
printf("%s", w[i].wi_label);
switch (w[i].wi_code) {
case WI_STRING:
wi_printstr(&wreq);
break;
case WI_WORDS:
wi_printwords(&wreq);
break;
case WI_BOOL:
wi_printbool(&wreq);
break;
case WI_HEXBYTES:
wi_printhex(&wreq);
break;
case WI_BITS:
wi_printbits(&wreq);
break;
case WI_VENDOR:
wi_printvendor(&wreq);
break;
default:
break;
}
printf("\n");
}
if (has_wep) {
w = wi_crypt_table;
for (i = 0; w[i].wi_code != WI_NONE; i++) {
bzero((char *)&wreq, sizeof(wreq));
wreq.wi_len = WI_MAX_DATALEN;
wreq.wi_type = w[i].wi_type;
wi_getval(iface, &wreq);
printf("%s", w[i].wi_label);
switch (w[i].wi_code) {
case WI_STRING:
wi_printstr(&wreq);
break;
case WI_WORDS:
if (wreq.wi_type == WI_RID_TX_CRYPT_KEY)
wreq.wi_val[0] =
htole16(le16toh(wreq.wi_val[0]) + 1);
wi_printwords(&wreq);
break;
case WI_BOOL:
wi_printbool(&wreq);
break;
case WI_HEXBYTES:
wi_printhex(&wreq);
break;
case WI_KEYSTRUCT:
wi_printkeys(&wreq);
break;
default:
break;
}
printf("\n");
}
}
return;
}
static void wi_dumpstats(iface)
char *iface;
{
struct wi_req wreq;
struct wi_counters *c;
bzero((char *)&wreq, sizeof(wreq));
wreq.wi_len = WI_MAX_DATALEN;
wreq.wi_type = WI_RID_IFACE_STATS;
wi_getval(iface, &wreq);
c = (struct wi_counters *)&wreq.wi_val;
/* XXX native byte order */
printf("Transmitted unicast frames:\t\t%d\n",
c->wi_tx_unicast_frames);
printf("Transmitted multicast frames:\t\t%d\n",
c->wi_tx_multicast_frames);
printf("Transmitted fragments:\t\t\t%d\n",
c->wi_tx_fragments);
printf("Transmitted unicast octets:\t\t%d\n",
c->wi_tx_unicast_octets);
printf("Transmitted multicast octets:\t\t%d\n",
c->wi_tx_multicast_octets);
printf("Single transmit retries:\t\t%d\n",
c->wi_tx_single_retries);
printf("Multiple transmit retries:\t\t%d\n",
c->wi_tx_multi_retries);
printf("Transmit retry limit exceeded:\t\t%d\n",
c->wi_tx_retry_limit);
printf("Transmit discards:\t\t\t%d\n",
c->wi_tx_discards);
printf("Transmit discards due to wrong SA:\t%d\n",
c->wi_tx_discards_wrong_sa);
printf("Received unicast frames:\t\t%d\n",
c->wi_rx_unicast_frames);
printf("Received multicast frames:\t\t%d\n",
c->wi_rx_multicast_frames);
printf("Received fragments:\t\t\t%d\n",
c->wi_rx_fragments);
printf("Received unicast octets:\t\t%d\n",
c->wi_rx_unicast_octets);
printf("Received multicast octets:\t\t%d\n",
c->wi_rx_multicast_octets);
printf("Receive FCS errors:\t\t\t%d\n",
c->wi_rx_fcs_errors);
printf("Receive discards due to no buffer:\t%d\n",
c->wi_rx_discards_nobuf);
printf("Can't decrypt WEP frame:\t\t%d\n",
c->wi_rx_WEP_cant_decrypt);
printf("Received message fragments:\t\t%d\n",
c->wi_rx_msg_in_msg_frags);
printf("Received message bad fragments:\t\t%d\n",
c->wi_rx_msg_in_bad_msg_frags);
return;
}
static void
usage()
{
fprintf(stderr,
"usage: %s interface [-Dho] [-A 1|2] [-a access point density]\n"
" [-d max data length] [-g fragmentation threshold] [-M 0|1]\n"
" [-m MAC address] [-R 1|3] [-r RTS threshold] [-s station name]\n"
,
getprogname());
exit(1);
}
int main(argc, argv)
int argc;
char *argv[];
{
struct wi_table *wt, **table;
char *iface;
int ch, dumpinfo, dumpstats, apscan;
#define SET_OPERAND(opr, desc) do { \
if ((opr) == NULL) \
(opr) = optarg; \
else \
warnx("%s is already specified to %s", \
desc, (opr)); \
} while (0)
dumpinfo = 1;
dumpstats = 0;
apscan = 0;
iface = NULL;
if (argc > 1 && argv[1][0] != '-') {
iface = argv[1];
optind++;
}
while ((ch = getopt(argc, argv,
"a:d:g:hi:m:or:s:A:M:R:D")) != -1) {
if (ch != 'i')
dumpinfo = 0;
/*
* Lookup generic options and remember operand if found.
*/
wt = NULL; /* XXXGCC -Wuninitialized */
for (table = wi_tables; *table != NULL; table++)
if ((wt = wi_optlookup(*table, ch)) != NULL) {
SET_OPERAND(wt->wi_optval, wt->wi_desc);
break;
}
if (wt == NULL)
/*
* Handle special options.
*/
switch (ch) {
case 'o':
dumpstats = 1;
break;
case 'i':
SET_OPERAND(iface, "interface");
break;
case 'D':
apscan = 1;
break;
case 'h':
default:
usage();
break;
}
}
if (iface == NULL)
usage();
for (table = wi_tables; *table != NULL; table++)
for (wt = *table; wt->wi_code != WI_NONE; wt++)
if (wt->wi_optval != NULL) {
switch (wt->wi_code) {
case WI_BOOL:
case WI_WORDS:
wi_setword(iface, wt->wi_type,
atoi(wt->wi_optval));
break;
case WI_STRING:
wi_setstr(iface, wt->wi_type,
wt->wi_optval);
break;
case WI_HEXBYTES:
wi_sethex(iface, wt->wi_type,
wt->wi_optval);
break;
}
}
if (dumpstats)
wi_dumpstats(iface);
if (dumpinfo)
wi_dumpinfo(iface);
if (apscan)
#ifdef WI_RID_SCAN_APS
wi_apscan(iface);
#else
errx(1, "AP scan mode is not available.");
#endif
exit(0);
}
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