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NetBSD/usr.sbin/wiconfig/wiconfig.c
explorer 82cee51cf3 bring over WEP mode from FreeBSD/OpenBSD
2000-02-04 07:59:45 +00:00

732 lines
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/*
* 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.
*
* $Id: wiconfig.c,v 1.2 2000/02/04 07:59:45 explorer 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/pcmcia/if_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 1.2 2000/02/04 07:59:45 explorer Exp $";
#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_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((char *));
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;
if (iface == NULL)
errx(1, "must specify interface name");
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 {
ptr = (char *)&wreq->wi_val[1];
for (i = 0; i < wreq->wi_val[0]; 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;
if (iface == NULL)
errx(1, "must specify interface name");
if (str == NULL)
errx(1, "must specify string");
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] = 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;
if (iface == NULL)
errx(1, "must specify interface name");
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] = word;
wi_setval(iface, &wreq);
return;
}
void wi_sethex(iface, code, str)
char *iface;
int code;
char *str;
{
struct ether_addr *addr;
if (str == NULL)
errx(1, "must specify address");
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 = n;
} else {
/* No, just copy it in. */
bcopy(s, k->wi_keydat, strlen(s));
k->wi_keylen = 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;
if (iface == NULL)
errx(1, "must specify interface name");
bzero((char *)&wreq, sizeof(wreq));
wreq.wi_len = WI_MAX_DATALEN;
wreq.wi_type = WI_RID_WEP_AVAIL;
wi_getval(iface, &wreq);
if (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 < k->wi_keylen; j++) {
if (!isprint(ptr[j])) {
bn = 1;
break;
}
}
if (bn) {
printf("[ 0x");
for (j = 0; j < 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 ", wreq->wi_val[i]);
printf("]");
return;
}
void wi_printbool(wreq)
struct wi_req *wreq;
{
if (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;
}
#define WI_STRING 0x01
#define WI_BOOL 0x02
#define WI_WORDS 0x03
#define WI_HEXBYTES 0x04
#define WI_KEYSTRUCT 0x05
struct wi_table {
int wi_code;
int wi_type;
char *wi_str;
};
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" },
{ 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_WORDS, "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 (1=BSS, 3=ad-hoc):\t\t"},
{ WI_RID_MAC_NODE, WI_HEXBYTES, "MAC address:\t\t\t\t"},
{ 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_RTS_THRESH, WI_WORDS, "RTS/CTS handshake threshold:\t\t"},
{ WI_RID_CREATE_IBSS, WI_BOOL, "Create IBSS:\t\t\t\t" },
{ WI_RID_SYSTEM_SCALE, WI_WORDS, "Access point density:\t\t\t" },
{ WI_RID_PM_ENABLED, WI_WORDS, "Power Mgmt (1=on, 0=off):\t\t" },
{ WI_RID_MAX_SLEEP, WI_WORDS, "Max sleep time:\t\t\t\t" },
{ 0, NULL }
};
static struct wi_table wi_crypt_table[] = {
{ WI_RID_ENCRYPTION, WI_BOOL, "WEP encryption:\t\t\t\t" },
{ 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, 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 = wreq.wi_val[0];
w = wi_table;
for (i = 0; w[i].wi_type; i++) {
bzero((char *)&wreq, sizeof(wreq));
wreq.wi_len = WI_MAX_DATALEN;
wreq.wi_type = w[i].wi_code;
wi_getval(iface, &wreq);
printf("%s", w[i].wi_str);
switch(w[i].wi_type) {
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_type; i++) {
bzero((char *)&wreq, sizeof(wreq));
wreq.wi_len = WI_MAX_DATALEN;
wreq.wi_type = w[i].wi_code;
wi_getval(iface, &wreq);
printf("%s", w[i].wi_str);
switch(w[i].wi_type) {
case WI_STRING:
wi_printstr(&wreq);
break;
case WI_WORDS:
if (wreq.wi_type == WI_RID_TX_CRYPT_KEY)
wreq.wi_val[0]++;
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;
if (iface == NULL)
errx(1, "must specify interface name");
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;
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(p)
char *p;
{
fprintf(stderr,
"usage: wiconfig 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] [-P 0|1] [-S max sleep duration]\n");
exit(1);
}
int main(argc, argv)
int argc;
char *argv[];
{
int ch;
char *iface = NULL;
char *p = argv[0];
char *key = NULL;
int modifier = 0;
if (argc > 1 && argv[1][0] != '-') {
iface = argv[1];
memcpy(&argv[1], &argv[2], argc * sizeof(char *));
argc--;
}
while((ch = getopt(argc, argv,
"hoc:d:f:p:r:q:t:n:s:i:m:P:S:T:e:k:v:")) != -1) {
switch(ch) {
case 'o':
wi_dumpstats(iface);
exit(0);
break;
case 'i':
if (iface == NULL)
iface = optarg;
break;
case 'c':
wi_setword(iface, WI_RID_CREATE_IBSS, atoi(optarg));
exit(0);
break;
case 'd':
wi_setword(iface, WI_RID_MAX_DATALEN, atoi(optarg));
exit(0);
break;
case 'f':
wi_setword(iface, WI_RID_OWN_CHNL, atoi(optarg));
exit(0);
break;
case 'p':
wi_setword(iface, WI_RID_PORTTYPE, atoi(optarg));
exit(0);
break;
case 'r':
wi_setword(iface, WI_RID_RTS_THRESH, atoi(optarg));
exit(0);
break;
case 't':
wi_setword(iface, WI_RID_TX_RATE, atoi(optarg));
exit(0);
break;
case 'n':
wi_setstr(iface, WI_RID_DESIRED_SSID, optarg);
exit(0);
break;
case 's':
wi_setstr(iface, WI_RID_NODENAME, optarg);
exit(0);
break;
case 'm':
wi_sethex(iface, WI_RID_MAC_NODE, optarg);
exit(0);
break;
case 'q':
wi_setstr(iface, WI_RID_OWN_SSID, optarg);
exit(0);
break;
case 'S':
wi_setword(iface, WI_RID_MAX_SLEEP, atoi(optarg));
exit(0);
break;
case 'P':
wi_setword(iface, WI_RID_PM_ENABLED, atoi(optarg));
exit(0);
break;
case 'T':
wi_setword(iface, WI_RID_TX_CRYPT_KEY,
atoi(optarg) - 1);
exit(0);
break;
case 'k':
key = optarg;
break;
case 'e':
wi_setword(iface, WI_RID_ENCRYPTION, atoi(optarg));
exit(0);
break;
case 'v':
modifier = atoi(optarg);
modifier--;
break;
case 'h':
default:
usage(p);
break;
}
}
if (iface == NULL)
usage(p);
if (key != NULL)
wi_setkeys(iface, key, modifier);
wi_dumpinfo(iface);
exit(0);
}
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