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NetBSD/usr.sbin/wiconfig/wiconfig.c

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/* $NetBSD: wiconfig.c,v 1.14 2001/05/16 10:49:06 tsubai 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 <sys/socket.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 <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)
static const char copyright[] = "@(#) Copyright (c) 1997, 1998, 1999\
Bill Paul. All rights reserved.";
static const char rcsid[] =
"@(#) $Id: wiconfig.c,v 1.14 2001/05/16 10:49:06 tsubai 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
char *wi_label; /* label used to print info */
int wi_opt; /* option character to set this */
char *wi_desc;
char *wi_optval;
};
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_dumpinfo __P((char *));
static void wi_setkeys __P((char *, char *, int));
static void wi_printkeys __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));
static int wi_hex2int(char c);
static void wi_str2key __P((char *, struct wi_key *));
int main __P((int argc, char **argv));
static void wi_getval(iface, wreq)
char *iface;
struct wi_req *wreq;
{
struct ifreq ifr;
int s;
bzero((char *)&ifr, sizeof(ifr));
strcpy(ifr.ifr_name, iface);
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));
strcpy(ifr.ifr_name, iface);
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 int
wi_hex2int(char c)
{
if (c >= '0' && c <= '9')
return (c - '0');
if (c >= 'A' && c <= 'F')
return (c - 'A' + 10);
if (c >= 'a' && c <= 'f')
return (c - 'a' + 10);
return (0);
}
static void wi_str2key(s, k)
char *s;
struct wi_key *k;
{
int n, i;
char *p;
/* Is this a hex string? */
if (s[0] == '0' && (s[1] == 'x' || s[1] == 'X')) {
/* Yes, convert to int. */
n = 0;
p = (char *)&k->wi_keydat[0];
for (i = 2; i < strlen(s); i+= 2) {
*p++ = (wi_hex2int(s[i]) << 4) + wi_hex2int(s[i + 1]);
n++;
}
k->wi_keylen = htole16(n);
} else {
/* No, just copy it in. */
bcopy(s, k->wi_keydat, strlen(s));
k->wi_keylen = htole16(strlen(s));
}
return;
}
static void wi_setkeys(iface, key, idx)
char *iface;
char *key;
int idx;
{
struct wi_req wreq;
struct wi_ltv_keys *keys;
struct wi_key *k;
bzero((char *)&wreq, sizeof(wreq));
wreq.wi_len = WI_MAX_DATALEN;
wreq.wi_type = WI_RID_WEP_AVAIL;
wi_getval(iface, &wreq);
if (le16toh(wreq.wi_val[0]) == 0)
err(1, "no WEP option available on this card");
bzero((char *)&wreq, sizeof(wreq));
wreq.wi_len = WI_MAX_DATALEN;
wreq.wi_type = WI_RID_DEFLT_CRYPT_KEYS;
wi_getval(iface, &wreq);
keys = (struct wi_ltv_keys *)&wreq;
if (key[0] == '0' && (key[1] == 'x' || key[1] == 'X')) {
if (strlen(key) > 30)
err(1, "encryption key must be no "
"more than 28 hex digits long");
} else {
if (strlen(key) > 14)
err(1, "encryption key must be no "
"more than 14 characters long");
}
if (idx > 3)
err(1, "only 4 encryption keys available");
k = &keys->wi_keys[idx];
wi_str2key(key, k);
wreq.wi_len = (sizeof(struct wi_ltv_keys) / 2) + 1;
wreq.wi_type = WI_RID_DEFLT_CRYPT_KEYS;
wi_setval(iface, &wreq);
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_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;
}
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",
'q', "own SSID" },
{ WI_RID_CURRENT_SSID, WI_STRING, "Current netname (SSID):\t\t\t" },
{ WI_RID_DESIRED_SSID, WI_STRING, "Desired netname (SSID):\t\t\t",
'n', "network name" },
{ WI_RID_CURRENT_BSSID, WI_HEXBYTES, "Current BSSID:\t\t\t\t" },
{ WI_RID_CHANNEL_LIST, WI_WORDS, "Channel list:\t\t\t\t" },
{ WI_RID_OWN_CHNL, WI_WORDS, "IBSS channel:\t\t\t\t",
'f', "frequency" },
{ 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 (1=BSS, 3=ad-hoc):\t\t",
'p', "port type" },
{ 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",
't', "TX rate" },
{ WI_RID_CUR_TX_RATE, WI_WORDS, "TX rate (actual speed):\t\t\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_CREATE_IBSS, WI_BOOL, "Create IBSS:\t\t\t\t",
'c', "create ibss" },
{ 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",
'P', "power management enabled" },
{ WI_RID_MAX_SLEEP, WI_WORDS, "Max sleep time (msec):\t\t\t",
'S', "max sleep duration" },
{ 0, WI_NONE }
};
static struct wi_table wi_crypt_table[] = {
{ WI_RID_ENCRYPTION, WI_BOOL, "WEP encryption:\t\t\t\t",
'e', "encryption" },
{ WI_RID_AUTH_CNTL, 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;
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 "
"[-o] [-t tx rate] [-n network name] [-s station name]\n"
" [-e 0|1] [-k key [-v 1|2|3|4]] [-T 1|2|3|4]\n"
" [-c 0|1] [-q SSID] [-p port type] [-a access point density]\n"
" [-m MAC address] [-d max data length] [-r RTS threshold]\n"
" [-f frequency] [-M 0|1] [-P 0|1] [-S max sleep duration]\n"
" [-A 0|1 ] [-R 1|3]\n"
,
getprogname());
exit(1);
}
int main(argc, argv)
int argc;
char *argv[];
{
struct wi_table *wt, **table;
char *iface, *key, *keyv[4], *tx_crypt_key;
int ch, dumpinfo, dumpstats, modifier, oldind;
#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;
iface = key = keyv[0] = keyv[1] = keyv[2] = keyv[3] =
tx_crypt_key = NULL;
if (argc > 1 && argv[1][0] != '-') {
iface = argv[1];
optind++;
}
while ((ch = getopt(argc, argv,
"a:c:d:e:f:hi:k:m:n:op:q:r:s:t:A:M:S:P:R:T:")) != -1) {
if (ch != 'i')
dumpinfo = 0;
/*
* Lookup generic options and remeber operand if found.
*/
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 'k':
key = optarg;
oldind = optind;
opterr = 0;
ch = getopt(argc, argv, "v:");
opterr = 1;
switch (ch) {
case 'v':
modifier = atoi(optarg) - 1;
break;
default:
modifier = 0;
optind = oldind;
break;
}
keyv[modifier] = key;
break;
case 'T':
SET_OPERAND(tx_crypt_key, "TX encryption key");
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 (tx_crypt_key != NULL)
wi_setword(iface, WI_RID_TX_CRYPT_KEY, atoi(tx_crypt_key) - 1);
for (modifier = 0; modifier < sizeof(keyv) / sizeof(keyv[0]);
modifier++)
if (keyv[modifier] != NULL)
wi_setkeys(iface, keyv[modifier], modifier);
if (dumpstats)
wi_dumpstats(iface);
if (dumpinfo)
wi_dumpinfo(iface);
exit(0);
}
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