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Allow hostapd wep_key# parameters to be cleared

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Setting wep_key# to an empty string will now clear a previously
configured key. This is needed to be able to change WEP configured AP to
using WPA/WPA2 through the hostapd control interface SET commands.

Signed-off-by: Jouni Malinen <jouni@qca.qualcomm.com>
This commit is contained in:
Jouni Malinen 2016-12-05 21:28:50 +02:00 committed by Jouni Malinen
parent 609be6f7c0
commit 20b1a9e238
1 changed files with 19 additions and 1 deletions
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20
hostapd/config_file.c
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@ -768,7 +768,25 @@ static int hostapd_config_read_wep(struct hostapd_wep_keys *wep, int keyidx,
{
size_t len = os_strlen(val);
if (keyidx < 0 || keyidx > 3 || wep->key[keyidx] != NULL)
if (keyidx < 0 || keyidx > 3)
return -1;
if (len == 0) {
int i, set = 0;
bin_clear_free(wep->key[keyidx], wep->len[keyidx]);
wep->key[keyidx] = NULL;
wep->len[keyidx] = 0;
for (i = 0; i < NUM_WEP_KEYS; i++) {
if (wep->key[i])
set++;
}
if (!set)
wep->keys_set = 0;
return 0;
}
if (wep->key[keyidx] != NULL)
return -1;
if (val[0] == '"') {