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eap_proxy: Re-read IMSI from proxy in Interworking functionality

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Try to read the IMSI values through the eap_proxy layer for Interworking
functionality again if the value was not available at startup.

Signed-hostap: Jouni Malinen <jouni@qca.qualcomm.com>
This commit is contained in:
Naresh Jayaram 2013-11-01 20:48:03 +02:00 committed by Jouni Malinen
parent d355372ce4
commit efc58df29c
1 changed files with 18 additions and 0 deletions
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18
wpa_supplicant/interworking.c
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@ -18,6 +18,7 @@
#include "eap_common/eap_defs.h"
#include "eap_peer/eap.h"
#include "eap_peer/eap_methods.h"
#include "eapol_supp/eapol_supp_sm.h"
#include "wpa_supplicant_i.h"
#include "config.h"
#include "config_ssid.h"
@ -1383,6 +1384,23 @@ static struct wpa_cred * interworking_credentials_available_3gpp(
if (bss->anqp == NULL || bss->anqp->anqp_3gpp == NULL)
return NULL;
#ifdef CONFIG_EAP_PROXY
if (!wpa_s->imsi[0]) {
size_t len;
wpa_printf(MSG_DEBUG, "Interworking: IMSI not available - try to read again through eap_proxy");
wpa_s->mnc_len = eapol_sm_get_eap_proxy_imsi(wpa_s->eapol,
wpa_s->imsi,
&len);
if (wpa_s->mnc_len > 0) {
wpa_s->imsi[len] = '\0';
wpa_printf(MSG_DEBUG, "eap_proxy: IMSI %s (MNC length %d)",
wpa_s->imsi, wpa_s->mnc_len);
} else {
wpa_printf(MSG_DEBUG, "eap_proxy: IMSI not available");
}
}
#endif /* CONFIG_EAP_PROXY */
for (cred = wpa_s->conf->cred; cred; cred = cred->next) {
char *sep;
const char *imsi;