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HS 2.0: Add Home SP FQDN and roaming/home to status command

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This allows the ctrl_iface STATUS information to be used to determine
which Home SP credential (domain in the cred block) was used and whether
the network is operated by the home SP.

Signed-hostap: Jouni Malinen <jouni@qca.qualcomm.com>
This commit is contained in:
Jouni Malinen 2012-11-22 20:51:49 +02:00 committed by Jouni Malinen
parent 9afe52eb92
commit e99b4f3a14
3 changed files with 87 additions and 35 deletions
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39
wpa_supplicant/ctrl_iface.c
View file

@ -1400,6 +1400,45 @@ static int wpa_supplicant_ctrl_iface_status(struct wpa_supplicant *wpa_s,
return pos - buf;
pos += ret;
}
if (wpa_s->current_ssid) {
struct wpa_cred *cred;
char *type;
for (cred = wpa_s->conf->cred; cred; cred = cred->next) {
if (wpa_s->current_ssid->parent_cred != cred)
continue;
if (!cred->domain)
continue;
ret = os_snprintf(pos, end - pos, "home_sp=%s\n",
cred->domain);
if (ret < 0 || ret >= end - pos)
return pos - buf;
pos += ret;
if (wpa_s->current_bss == NULL ||
wpa_s->current_bss->anqp == NULL)
res = -1;
else
res = interworking_home_sp_cred(
wpa_s, cred,
wpa_s->current_bss->anqp->domain_name);
if (res > 0)
type = "home";
else if (res == 0)
type = "roaming";
else
type = "unknown";
ret = os_snprintf(pos, end - pos, "sp_type=%s\n", type);
if (ret < 0 || ret >= end - pos)
return pos - buf;
pos += ret;
break;
}
}
#endif /* CONFIG_HS20 */
if (wpa_key_mgmt_wpa_ieee8021x(wpa_s->key_mgmt) ||

80
wpa_supplicant/interworking.c
View file

@ -1438,50 +1438,60 @@ static int domain_name_list_contains(struct wpabuf *domain_names,
}
int interworking_home_sp_cred(struct wpa_supplicant *wpa_s,
struct wpa_cred *cred,
struct wpabuf *domain_names)
{
#ifdef INTERWORKING_3GPP
char nai[100], *realm;
char *imsi = NULL;
int mnc_len = 0;
if (cred->imsi)
imsi = cred->imsi;
#ifdef CONFIG_PCSC
else if (cred->pcsc && wpa_s->conf->pcsc_reader &&
wpa_s->scard && wpa_s->imsi[0]) {
imsi = wpa_s->imsi;
mnc_len = wpa_s->mnc_len;
}
#endif /* CONFIG_PCSC */
if (imsi && build_root_nai(nai, sizeof(nai), imsi, mnc_len, 0) == 0) {
realm = os_strchr(nai, '@');
if (realm)
realm++;
wpa_printf(MSG_DEBUG, "Interworking: Search for match "
"with SIM/USIM domain %s", realm);
if (realm &&
domain_name_list_contains(domain_names, realm))
return 1;
}
#endif /* INTERWORKING_3GPP */
if (cred->domain == NULL)
return 0;
wpa_printf(MSG_DEBUG, "Interworking: Search for match with "
"home SP FQDN %s", cred->domain);
if (domain_name_list_contains(domain_names, cred->domain))
return 1;
return 0;
}
static int interworking_home_sp(struct wpa_supplicant *wpa_s,
struct wpabuf *domain_names)
{
struct wpa_cred *cred;
#ifdef INTERWORKING_3GPP
char nai[100], *realm;
#endif /* INTERWORKING_3GPP */
if (domain_names == NULL || wpa_s->conf->cred == NULL)
return -1;
for (cred = wpa_s->conf->cred; cred; cred = cred->next) {
#ifdef INTERWORKING_3GPP
char *imsi = NULL;
int mnc_len = 0;
if (cred->imsi)
imsi = cred->imsi;
#ifdef CONFIG_PCSC
else if (cred->pcsc && wpa_s->conf->pcsc_reader &&
wpa_s->scard && wpa_s->imsi[0]) {
imsi = wpa_s->imsi;
mnc_len = wpa_s->mnc_len;
}
#endif /* CONFIG_PCSC */
if (imsi && build_root_nai(nai, sizeof(nai), imsi, mnc_len, 0)
== 0) {
realm = os_strchr(nai, '@');
if (realm)
realm++;
wpa_printf(MSG_DEBUG, "Interworking: Search for match "
"with SIM/USIM domain %s", realm);
if (realm &&
domain_name_list_contains(domain_names, realm))
return 1;
}
#endif /* INTERWORKING_3GPP */
if (cred->domain == NULL)
continue;
wpa_printf(MSG_DEBUG, "Interworking: Search for match with "
"home SP FQDN %s", cred->domain);
if (domain_name_list_contains(domain_names, cred->domain))
return 1;
int res = interworking_home_sp_cred(wpa_s, cred, domain_names);
if (res)
return res;
}
return 0;

3
wpa_supplicant/interworking.h
View file

@ -25,5 +25,8 @@ void interworking_stop_fetch_anqp(struct wpa_supplicant *wpa_s);
int interworking_select(struct wpa_supplicant *wpa_s, int auto_select);
int interworking_connect(struct wpa_supplicant *wpa_s, struct wpa_bss *bss);
void interworking_start_fetch_anqp(struct wpa_supplicant *wpa_s);
int interworking_home_sp_cred(struct wpa_supplicant *wpa_s,
struct wpa_cred *cred,
struct wpabuf *domain_names);
#endif /* INTERWORKING_H */