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WPS ER: Allow AP to be specified with BSSID

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This extends the WPS ER commands that previously accepted only UUID as
an identifier for an AP to use either UUID or BSSID for this.

Signed-hostap: Jouni Malinen <j@w1.fi>
This commit is contained in:
Jouni Malinen 2013-04-01 20:32:09 +03:00
parent ea295abcd5
commit 59307b3007
4 changed files with 82 additions and 43 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

16
src/wps/wps.h
View File

@ -1,6 +1,6 @@
/*
* Wi-Fi Protected Setup
* Copyright (c) 2007-2012, Jouni Malinen <j@w1.fi>
* Copyright (c) 2007-2013, Jouni Malinen <j@w1.fi>
*
* This software may be distributed under the terms of the BSD license.
* See README for more details.
@ -794,13 +794,15 @@ void wps_er_deinit(struct wps_er *er, void (*cb)(void *ctx), void *ctx);
void wps_er_set_sel_reg(struct wps_er *er, int sel_reg, u16 dev_passwd_id,
u16 sel_reg_config_methods);
int wps_er_pbc(struct wps_er *er, const u8 *uuid);
int wps_er_learn(struct wps_er *er, const u8 *uuid, const u8 *pin,
size_t pin_len);
int wps_er_set_config(struct wps_er *er, const u8 *uuid,
int wps_er_learn(struct wps_er *er, const u8 *uuid, const u8 *addr,
const u8 *pin, size_t pin_len);
int wps_er_set_config(struct wps_er *er, const u8 *uuid, const u8 *addr,
const struct wps_credential *cred);
int wps_er_config(struct wps_er *er, const u8 *uuid, const u8 *pin,
size_t pin_len, const struct wps_credential *cred);
struct wpabuf * wps_er_nfc_config_token(struct wps_er *er, const u8 *uuid);
int wps_er_config(struct wps_er *er, const u8 *uuid, const u8 *addr,
const u8 *pin, size_t pin_len,
const struct wps_credential *cred);
struct wpabuf * wps_er_nfc_config_token(struct wps_er *er, const u8 *uuid,
const u8 *addr);
int wps_dev_type_str2bin(const char *str, u8 dev_type[WPS_DEV_TYPE_LEN]);
char * wps_dev_type_bin2str(const u8 dev_type[WPS_DEV_TYPE_LEN], char *buf,

41
src/wps/wps_er.c
View File

@ -1,6 +1,6 @@
/*
* Wi-Fi Protected Setup - External Registrar
* Copyright (c) 2009-2012, Jouni Malinen <j@w1.fi>
* Copyright (c) 2009-2013, Jouni Malinen <j@w1.fi>
*
* This software may be distributed under the terms of the BSD license.
* See README for more details.
@ -97,13 +97,16 @@ static void wps_er_sta_remove_all(struct wps_er_ap *ap)
static struct wps_er_ap * wps_er_ap_get(struct wps_er *er,
struct in_addr *addr, const u8 *uuid)
struct in_addr *addr, const u8 *uuid,
const u8 *mac_addr)
{
struct wps_er_ap *ap;
dl_list_for_each(ap, &er->ap, struct wps_er_ap, list) {
if ((addr == NULL || ap->addr.s_addr == addr->s_addr) &&
(uuid == NULL ||
os_memcmp(uuid, ap->uuid, WPS_UUID_LEN) == 0))
os_memcmp(uuid, ap->uuid, WPS_UUID_LEN) == 0) &&
(mac_addr == NULL ||
os_memcmp(mac_addr, ap->mac_addr, ETH_ALEN) == 0))
return ap;
}
return NULL;
@ -290,7 +293,7 @@ int wps_er_ap_cache_settings(struct wps_er *er, struct in_addr *addr)
struct wps_er_ap *ap;
struct wps_er_ap_settings *settings;
ap = wps_er_ap_get(er, addr, NULL);
ap = wps_er_ap_get(er, addr, NULL, NULL);
if (ap == NULL || ap->ap_settings == NULL)
return -1;
@ -636,7 +639,7 @@ void wps_er_ap_add(struct wps_er *er, const u8 *uuid, struct in_addr *addr,
{
struct wps_er_ap *ap;
ap = wps_er_ap_get(er, addr, uuid);
ap = wps_er_ap_get(er, addr, uuid, NULL);
if (ap) {
/* Update advertisement timeout */
eloop_cancel_timeout(wps_er_ap_timeout, er, ap);
@ -1569,7 +1572,7 @@ int wps_er_pbc(struct wps_er *er, const u8 *uuid)
return -2;
}
ap = wps_er_ap_get(er, NULL, uuid);
ap = wps_er_ap_get(er, NULL, uuid, NULL);
if (ap == NULL) {
struct wps_er_sta *sta = NULL;
dl_list_for_each(ap, &er->ap, struct wps_er_ap, list) {
@ -1877,20 +1880,22 @@ static int wps_er_send_get_device_info(struct wps_er_ap *ap,
}
int wps_er_learn(struct wps_er *er, const u8 *uuid, const u8 *pin,
size_t pin_len)
int wps_er_learn(struct wps_er *er, const u8 *uuid, const u8 *addr,
const u8 *pin, size_t pin_len)
{
struct wps_er_ap *ap;
if (er == NULL)
return -1;
ap = wps_er_ap_get(er, NULL, uuid);
ap = wps_er_ap_get(er, NULL, uuid, addr);
if (ap == NULL) {
wpa_printf(MSG_DEBUG, "WPS ER: AP not found for learn "
"request");
return -1;
}
if (uuid == NULL)
uuid = ap->uuid;
if (ap->wps) {
wpa_printf(MSG_DEBUG, "WPS ER: Pending operation ongoing "
"with the AP - cannot start learn");
@ -1908,7 +1913,7 @@ int wps_er_learn(struct wps_er *er, const u8 *uuid, const u8 *pin,
}
int wps_er_set_config(struct wps_er *er, const u8 *uuid,
int wps_er_set_config(struct wps_er *er, const u8 *uuid, const u8 *addr,
const struct wps_credential *cred)
{
struct wps_er_ap *ap;
@ -1916,7 +1921,7 @@ int wps_er_set_config(struct wps_er *er, const u8 *uuid,
if (er == NULL)
return -1;
ap = wps_er_ap_get(er, NULL, uuid);
ap = wps_er_ap_get(er, NULL, uuid, addr);
if (ap == NULL) {
wpa_printf(MSG_DEBUG, "WPS ER: AP not found for set config "
"request");
@ -1960,20 +1965,23 @@ static void wps_er_ap_config_m1(struct wps_er_ap *ap, struct wpabuf *m1)
}
int wps_er_config(struct wps_er *er, const u8 *uuid, const u8 *pin,
size_t pin_len, const struct wps_credential *cred)
int wps_er_config(struct wps_er *er, const u8 *uuid, const u8 *addr,
const u8 *pin, size_t pin_len,
const struct wps_credential *cred)
{
struct wps_er_ap *ap;
if (er == NULL)
return -1;
ap = wps_er_ap_get(er, NULL, uuid);
ap = wps_er_ap_get(er, NULL, uuid, addr);
if (ap == NULL) {
wpa_printf(MSG_DEBUG, "WPS ER: AP not found for config "
"request");
return -1;
}
if (uuid == NULL)
uuid = ap->uuid;
if (ap->wps) {
wpa_printf(MSG_DEBUG, "WPS ER: Pending operation ongoing "
"with the AP - cannot start config");
@ -1999,7 +2007,8 @@ int wps_er_config(struct wps_er *er, const u8 *uuid, const u8 *pin,
#ifdef CONFIG_WPS_NFC
struct wpabuf * wps_er_nfc_config_token(struct wps_er *er, const u8 *uuid)
struct wpabuf * wps_er_nfc_config_token(struct wps_er *er, const u8 *uuid,
const u8 *addr)
{
struct wps_er_ap *ap;
struct wpabuf *ret;
@ -2008,7 +2017,7 @@ struct wpabuf * wps_er_nfc_config_token(struct wps_er *er, const u8 *uuid)
if (er == NULL)
return NULL;
ap = wps_er_ap_get(er, NULL, uuid);
ap = wps_er_ap_get(er, NULL, uuid, addr);
if (ap == NULL)
return NULL;
if (ap->ap_settings == NULL) {

6
wpa_supplicant/README-WPS
View File

@ -259,16 +259,16 @@ wps_er_start [IP address]
wps_er_stop
- stop WPS ER functionality
wps_er_learn <UUID> <AP PIN>
wps_er_learn <UUID|BSSID> <AP PIN>
- learn AP configuration
wps_er_set_config <UUID> <network id>
wps_er_set_config <UUID|BSSID> <network id>
- use AP configuration from a locally configured network (e.g., from
wps_reg command); this does not change the AP's configuration, but
only prepares a configuration to be used when enrolling a new device
to the AP
wps_er_config <UUID> <AP PIN> <new SSID> <auth> <encr> <new key>
wps_er_config <UUID|BSSID> <AP PIN> <new SSID> <auth> <encr> <new key>
- examples:
wps_er_config 87654321-9abc-def0-1234-56789abc0002 12345670 testing WPA2PSK CCMP 12345678
wpa_er_config 87654321-9abc-def0-1234-56789abc0002 12345670 clear OPEN NONE ""

62
wpa_supplicant/wps_supplicant.c
View File

@ -1,6 +1,6 @@
/*
* wpa_supplicant / WPS integration
* Copyright (c) 2008-2012, Jouni Malinen <j@w1.fi>
* Copyright (c) 2008-2013, Jouni Malinen <j@w1.fi>
*
* This software may be distributed under the terms of the BSD license.
* See README for more details.
@ -1630,11 +1630,17 @@ int wpas_wps_er_pbc(struct wpa_supplicant *wpa_s, const char *uuid)
int wpas_wps_er_learn(struct wpa_supplicant *wpa_s, const char *uuid,
const char *pin)
{
u8 u[UUID_LEN];
u8 u[UUID_LEN], *use_uuid = NULL;
u8 addr[ETH_ALEN], *use_addr = NULL;
if (uuid_str2bin(uuid, u))
if (uuid_str2bin(uuid, u) == 0)
use_uuid = u;
else if (hwaddr_aton(uuid, addr) == 0)
use_addr = addr;
else
return -1;
return wps_er_learn(wpa_s->wps_er, u, (const u8 *) pin,
return wps_er_learn(wpa_s->wps_er, use_uuid, use_addr, (const u8 *) pin,
os_strlen(pin));
}
@ -1642,11 +1648,16 @@ int wpas_wps_er_learn(struct wpa_supplicant *wpa_s, const char *uuid,
int wpas_wps_er_set_config(struct wpa_supplicant *wpa_s, const char *uuid,
int id)
{
u8 u[UUID_LEN];
u8 u[UUID_LEN], *use_uuid = NULL;
u8 addr[ETH_ALEN], *use_addr = NULL;
struct wpa_ssid *ssid;
struct wps_credential cred;
if (uuid_str2bin(uuid, u))
if (uuid_str2bin(uuid, u) == 0)
use_uuid = u;
else if (hwaddr_aton(uuid, addr) == 0)
use_addr = addr;
else
return -1;
ssid = wpa_config_get_network(wpa_s->conf, id);
if (ssid == NULL || ssid->ssid == NULL)
@ -1678,18 +1689,23 @@ int wpas_wps_er_set_config(struct wpa_supplicant *wpa_s, const char *uuid,
cred.auth_type = WPS_AUTH_OPEN;
cred.encr_type = WPS_ENCR_NONE;
}
return wps_er_set_config(wpa_s->wps_er, u, &cred);
return wps_er_set_config(wpa_s->wps_er, use_uuid, use_addr, &cred);
}
int wpas_wps_er_config(struct wpa_supplicant *wpa_s, const char *uuid,
const char *pin, struct wps_new_ap_settings *settings)
{
u8 u[UUID_LEN];
u8 u[UUID_LEN], *use_uuid = NULL;
u8 addr[ETH_ALEN], *use_addr = NULL;
struct wps_credential cred;
size_t len;
if (uuid_str2bin(uuid, u))
if (uuid_str2bin(uuid, u) == 0)
use_uuid = u;
else if (hwaddr_aton(uuid, addr) == 0)
use_addr = addr;
else
return -1;
if (settings->ssid_hex == NULL || settings->auth == NULL ||
settings->encr == NULL || settings->key_hex == NULL)
@ -1728,8 +1744,8 @@ int wpas_wps_er_config(struct wpa_supplicant *wpa_s, const char *uuid,
else
return -1;
return wps_er_config(wpa_s->wps_er, u, (const u8 *) pin,
os_strlen(pin), &cred);
return wps_er_config(wpa_s->wps_er, use_uuid, use_addr,
(const u8 *) pin, os_strlen(pin), &cred);
}
@ -1738,15 +1754,20 @@ struct wpabuf * wpas_wps_er_nfc_config_token(struct wpa_supplicant *wpa_s,
int ndef, const char *uuid)
{
struct wpabuf *ret;
u8 u[UUID_LEN];
u8 u[UUID_LEN], *use_uuid = NULL;
u8 addr[ETH_ALEN], *use_addr = NULL;
if (!wpa_s->wps_er)
return NULL;
if (uuid_str2bin(uuid, u))
if (uuid_str2bin(uuid, u) == 0)
use_uuid = u;
else if (hwaddr_aton(uuid, addr) == 0)
use_addr = addr;
else
return NULL;
ret = wps_er_nfc_config_token(wpa_s->wps_er, u);
ret = wps_er_nfc_config_token(wpa_s->wps_er, use_uuid, use_addr);
if (ndef && ret) {
struct wpabuf *tmp;
tmp = ndef_build_wifi(ret);
@ -2038,19 +2059,26 @@ struct wpabuf * wpas_wps_er_nfc_handover_sel(struct wpa_supplicant *wpa_s,
{
#ifdef CONFIG_WPS_ER
struct wpabuf *ret;
u8 u[UUID_LEN];
u8 u[UUID_LEN], *use_uuid = NULL;
u8 addr[ETH_ALEN], *use_addr = NULL;
if (!wpa_s->wps_er)
return NULL;
if (uuid == NULL || uuid_str2bin(uuid, u))
if (uuid == NULL)
return NULL;
if (uuid_str2bin(uuid, u) == 0)
use_uuid = u;
else if (hwaddr_aton(uuid, addr) == 0)
use_addr = addr;
else
return NULL;
/*
* Handover Select carrier record for WPS uses the same format as
* configuration token.
*/
ret = wps_er_nfc_config_token(wpa_s->wps_er, u);
ret = wps_er_nfc_config_token(wpa_s->wps_er, use_uuid, use_addr);
if (ndef && ret) {
struct wpabuf *tmp;
tmp = ndef_build_wifi(ret);