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fixup list station support:

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o add sanity check to avoid possible looping
o use intended api for IEEE80211_IOC_STA_INFO
o when operating in sta mode get the sta info for the ap
This commit is contained in:
Sam Leffler 2006-08-10 06:06:13 +00:00
parent d1c85dae69
commit 76f6413d65
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=161147
1 changed files with 23 additions and 4 deletions
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27
sbin/ifconfig/ifieee80211.c
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@ -974,19 +974,36 @@ DECL_CMD_FUNC(set80211scan, val, d)
list_scan(s);
}
static enum ieee80211_opmode get80211opmode(int s);
static void
list_stations(int s)
{
uint8_t buf[24*1024];
union {
struct ieee80211req_sta_req req;
uint8_t buf[24*1024];
} u;
enum ieee80211_opmode opmode = get80211opmode(s);
struct ieee80211req ireq;
uint8_t *cp;
int len;
(void) memset(&ireq, 0, sizeof(ireq));
(void) strncpy(ireq.i_name, name, sizeof(ireq.i_name));
/* broadcast address =>'s get all stations */
(void) memset(u.req.is_u.macaddr, 0xff, IEEE80211_ADDR_LEN);
if (opmode == IEEE80211_M_STA) {
/*
* Get information about the associated AP.
*/
ireq.i_type = IEEE80211_IOC_BSSID;
ireq.i_data = u.req.is_u.macaddr;
ireq.i_len = IEEE80211_ADDR_LEN;
(void) ioctl(s, SIOCG80211, &ireq);
}
ireq.i_type = IEEE80211_IOC_STA_INFO;
ireq.i_data = buf;
ireq.i_len = sizeof(buf);
ireq.i_data = &u;
ireq.i_len = sizeof(u);
if (ioctl(s, SIOCG80211, &ireq) < 0)
errx(1, "unable to get station information");
len = ireq.i_len;
@ -1005,12 +1022,14 @@ list_stations(int s)
, "CAPS"
, "FLAG"
);
cp = buf;
cp = (uint8_t *) u.req.info;
do {
struct ieee80211req_sta_info *si;
uint8_t *vp;
si = (struct ieee80211req_sta_info *) cp;
if (si->isi_len < sizeof(*si))
break;
vp = (u_int8_t *)(si+1);
printf("%s %4u %4d %3dM %4d %4d %6d %6d %-4.4s %-4.4s"
, ether_ntoa((const struct ether_addr*) si->isi_macaddr)