HS 2.0: Add advertisement of Operator Friendly Name

Signed-hostap: Jouni Malinen <jouni@qca.qualcomm.com>

hostapd/config_file.c

@@ -1513,6 +1513,19 @@ fail:
 	os_free(wan_metrics);
 	return -1;
 }
+
+
+static int hs20_parse_oper_friendly_name(struct hostapd_bss_config *bss,
+					 char *pos, int line)
+{
+	if (parse_lang_string(&bss->hs20_oper_friendly_name,
+			      &bss->hs20_oper_friendly_name_count, pos)) {
+		wpa_printf(MSG_ERROR, "Line %d: Invalid "
+			   "hs20_oper_friendly_name '%s'", line, pos);
+		return -1;
+	}
+	return 0;
+}
 #endif /* CONFIG_HS20 */
 
 
@@ -2681,6 +2694,9 @@ static int hostapd_config_fill(struct hostapd_config *conf,
 			bss->hs20 = atoi(pos);
 		} else if (os_strcmp(buf, "disable_dgaf") == 0) {
 			bss->disable_dgaf = atoi(pos);
+		} else if (os_strcmp(buf, "hs20_oper_friendly_name") == 0) {
+			if (hs20_parse_oper_friendly_name(bss, pos, line) < 0)
+				errors++;
 		} else if (os_strcmp(buf, "hs20_wan_metrics") == 0) {
 			if (hs20_parse_wan_metrics(bss, pos, line) < 0) {
 				errors++;

hostapd/hostapd.conf

@@ -1400,6 +1400,13 @@ own_ip_addr=127.0.0.1
 # forging such frames to other stations in the BSS.
 #disable_dgaf=1
 
+# Operator Friendly Name
+# This parameter can be used to configure one or more Operator Friendly Name
+# Duples. Each entry has a two or three character language code (ISO-639)
+# separated by colon from the operator friendly name string.
+#hs20_oper_friendly_name=eng:Example operator
+#hs20_oper_friendly_name=fin:Esimerkkioperaattori
+
 # Connection Capability
 # This can be used to advertise what type of IP traffic can be sent through the
 # hotspot (e.g., due to firewall allowing/blocking protocols/ports).

src/ap/ap_config.c

@@ -507,6 +507,7 @@ static void hostapd_config_free_bss(struct hostapd_bss_config *conf)
 #endif /* CONFIG_RADIUS_TEST */
 
 #ifdef CONFIG_HS20
+	os_free(conf->hs20_oper_friendly_name);
 	os_free(conf->hs20_wan_metrics);
 	os_free(conf->hs20_connection_capability);
 	os_free(conf->hs20_operating_class);

src/ap/ap_config.h

@@ -410,6 +410,8 @@ struct hostapd_bss_config {
 #ifdef CONFIG_HS20
 	int hs20;
 	int disable_dgaf;
+	unsigned int hs20_oper_friendly_name_count;
+	struct hostapd_lang_string *hs20_oper_friendly_name;
 	u8 *hs20_wan_metrics;
 	u8 *hs20_connection_capability;
 	size_t hs20_connection_capability_len;

src/ap/gas_serv.c

@@ -139,6 +139,8 @@ static void anqp_add_hs_capab_list(struct hostapd_data *hapd,
 	wpabuf_put_u8(buf, HS20_STYPE_CAPABILITY_LIST);
 	wpabuf_put_u8(buf, 0); /* Reserved */
 	wpabuf_put_u8(buf, HS20_STYPE_CAPABILITY_LIST);
+	if (hapd->conf->hs20_oper_friendly_name)
+		wpabuf_put_u8(buf, HS20_STYPE_OPERATOR_FRIENDLY_NAME);
 	if (hapd->conf->hs20_wan_metrics)
 		wpabuf_put_u8(buf, HS20_STYPE_WAN_METRICS);
 	if (hapd->conf->hs20_connection_capability)
@@ -257,6 +259,30 @@ static void anqp_add_domain_name(struct hostapd_data *hapd, struct wpabuf *buf)
 }
 
 
+static void anqp_add_operator_friendly_name(struct hostapd_data *hapd,
+					    struct wpabuf *buf)
+{
+	if (hapd->conf->hs20_oper_friendly_name) {
+		u8 *len;
+		unsigned int i;
+		len = gas_anqp_add_element(buf, ANQP_VENDOR_SPECIFIC);
+		wpabuf_put_be24(buf, OUI_WFA);
+		wpabuf_put_u8(buf, HS20_ANQP_OUI_TYPE);
+		wpabuf_put_u8(buf, HS20_STYPE_OPERATOR_FRIENDLY_NAME);
+		wpabuf_put_u8(buf, 0); /* Reserved */
+		for (i = 0; i < hapd->conf->hs20_oper_friendly_name_count; i++)
+		{
+			struct hostapd_lang_string *vn;
+			vn = &hapd->conf->hs20_oper_friendly_name[i];
+			wpabuf_put_u8(buf, 3 + vn->name_len);
+			wpabuf_put_data(buf, vn->lang, 3);
+			wpabuf_put_data(buf, vn->name, vn->name_len);
+		}
+		gas_anqp_set_element_len(buf, len);
+	}
+}
+
+
 static void anqp_add_wan_metrics(struct hostapd_data *hapd,
 				 struct wpabuf *buf)
 {
@@ -332,6 +358,8 @@ gas_serv_build_gas_resp_payload(struct hostapd_data *hapd,
 
 	if (request & ANQP_REQ_HS_CAPABILITY_LIST)
 		anqp_add_hs_capab_list(hapd, buf);
+	if (request & ANQP_REQ_OPERATOR_FRIENDLY_NAME)
+		anqp_add_operator_friendly_name(hapd, buf);
 	if (request & ANQP_REQ_WAN_METRICS)
 		anqp_add_wan_metrics(hapd, buf);
 	if (request & ANQP_REQ_CONNECTION_CAPABILITY)
@@ -449,6 +477,12 @@ static void rx_anqp_hs_query_list(struct hostapd_data *hapd, u8 subtype,
 		set_anqp_req(ANQP_REQ_HS_CAPABILITY_LIST, "HS Capability List",
 			     1, 0, 0, qi);
 		break;
+	case HS20_STYPE_OPERATOR_FRIENDLY_NAME:
+		set_anqp_req(ANQP_REQ_OPERATOR_FRIENDLY_NAME,
+			     "Operator Friendly Name",
+			     hapd->conf->hs20_oper_friendly_name != NULL,
+			     0, 0, qi);
+		break;
 	case HS20_STYPE_WAN_METRICS:
 		set_anqp_req(ANQP_REQ_WAN_METRICS, "WAN Metrics",
 			     hapd->conf->hs20_wan_metrics != NULL,

src/ap/gas_serv.h

@@ -25,6 +25,8 @@
 	(1 << (ANQP_DOMAIN_NAME - ANQP_QUERY_LIST))
 #define ANQP_REQ_HS_CAPABILITY_LIST \
 	(0x10000 << HS20_STYPE_CAPABILITY_LIST)
+#define ANQP_REQ_OPERATOR_FRIENDLY_NAME \
+	(0x10000 << HS20_STYPE_OPERATOR_FRIENDLY_NAME)
 #define ANQP_REQ_WAN_METRICS \
 	(0x10000 << HS20_STYPE_WAN_METRICS)
 #define ANQP_REQ_CONNECTION_CAPABILITY \