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nl80211: Print if_indices list in debug log

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This makes it easier to debug dynamic interface addition/removal.

Signed-off-by: Jouni Malinen <j@w1.fi>
This commit is contained in:
Jouni Malinen 2014-03-26 00:42:24 +02:00
parent 762c41ae99
commit 9b4d9c8bbc
1 changed files with 26 additions and 0 deletions
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26
src/drivers/driver_nl80211.c
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@ -9446,6 +9446,29 @@ static int i802_sta_disassoc(void *priv, const u8 *own_addr, const u8 *addr,
} }
static void dump_ifidx(struct wpa_driver_nl80211_data *drv)
{
char buf[200], *pos, *end;
int i, res;
pos = buf;
end = pos + sizeof(buf);
for (i = 0; i < drv->num_if_indices; i++) {
if (!drv->if_indices[i])
continue;
res = os_snprintf(pos, end - pos, " %d", drv->if_indices[i]);
if (res < 0 || res >= end - pos)
break;
pos += res;
}
*pos = '\0';
wpa_printf(MSG_DEBUG, "nl80211: if_indices[%d]:%s",
drv->num_if_indices, buf);
}
static void add_ifidx(struct wpa_driver_nl80211_data *drv, int ifidx) static void add_ifidx(struct wpa_driver_nl80211_data *drv, int ifidx)
{ {
int i; int i;
@ -9456,6 +9479,7 @@ static void add_ifidx(struct wpa_driver_nl80211_data *drv, int ifidx)
for (i = 0; i < drv->num_if_indices; i++) { for (i = 0; i < drv->num_if_indices; i++) {
if (drv->if_indices[i] == 0) { if (drv->if_indices[i] == 0) {
drv->if_indices[i] = ifidx; drv->if_indices[i] = ifidx;
dump_ifidx(drv);
return; return;
} }
} }
@ -9481,6 +9505,7 @@ static void add_ifidx(struct wpa_driver_nl80211_data *drv, int ifidx)
sizeof(drv->default_if_indices)); sizeof(drv->default_if_indices));
drv->if_indices[drv->num_if_indices] = ifidx; drv->if_indices[drv->num_if_indices] = ifidx;
drv->num_if_indices++; drv->num_if_indices++;
dump_ifidx(drv);
} }
@ -9494,6 +9519,7 @@ static void del_ifidx(struct wpa_driver_nl80211_data *drv, int ifidx)
break; break;
} }
} }
dump_ifidx(drv);
} }