wsc: Squash wsc_sm structure

eap-wsc now handles most of the details
This commit is contained in:
Denis Kenzior 2016-09-13 14:45:05 -05:00
parent c60d34cd8d
commit 1627b3a2bd
2 changed files with 33 additions and 52 deletions

View File

@ -43,24 +43,19 @@
static struct l_genl_family *nl80211 = NULL;
static uint32_t device_watch = 0;
struct wsc_sm {
uint32_t ifindex;
struct wsc {
struct device *device;
struct l_dbus_message *pending;
uint8_t *wsc_ies;
size_t wsc_ies_size;
struct l_timeout *walk_timer;
uint32_t scan_id;
};
struct wsc {
struct device *device;
struct l_dbus_message *pending;
struct wsc_sm *sm;
};
static bool scan_results(uint32_t wiphy_id, uint32_t ifindex,
struct l_queue *bss_list, void *userdata)
{
struct wsc_sm *sm = userdata;
struct wsc *wsc = userdata;
struct scan_bss *bss_2g;
struct scan_bss *bss_5g;
struct scan_bss *target;
@ -72,7 +67,7 @@ static bool scan_results(uint32_t wiphy_id, uint32_t ifindex,
bss_2g = NULL;
bss_5g = NULL;
sm->scan_id = 0;
wsc->scan_id = 0;
for (bss_entry = l_queue_get_entries(bss_list); bss_entry;
bss_entry = bss_entry->next) {
@ -147,9 +142,9 @@ static bool scan_results(uint32_t wiphy_id, uint32_t ifindex,
target = bss_2g;
else {
l_debug("No PBC APs found, running the scan again");
sm->scan_id = scan_active(sm->ifindex,
sm->wsc_ies, sm->wsc_ies_size,
NULL, scan_results, sm, NULL);
wsc->scan_id = scan_active(device_get_ifindex(wsc->device),
wsc->wsc_ies, wsc->wsc_ies_size,
NULL, scan_results, wsc, NULL);
return false;
}
@ -159,12 +154,12 @@ static bool scan_results(uint32_t wiphy_id, uint32_t ifindex,
return false;
}
struct wsc_sm *wsc_sm_new_pushbutton(uint32_t ifindex, const uint8_t *addr,
uint32_t bands)
static bool wsc_start_pushbutton(struct wsc *wsc)
{
static const uint8_t wfa_oui[] = { 0x00, 0x50, 0xF2 };
struct wsc_sm *sm;
struct wsc_probe_request req;
struct wiphy *wiphy = device_get_wiphy(wsc->device);
uint32_t bands;
uint8_t *wsc_data;
size_t wsc_data_size;
@ -177,8 +172,8 @@ struct wsc_sm *wsc_sm_new_pushbutton(uint32_t ifindex, const uint8_t *addr,
req.config_methods = WSC_CONFIGURATION_METHOD_VIRTUAL_PUSH_BUTTON |
WSC_CONFIGURATION_METHOD_KEYPAD;
if (!wsc_uuid_from_addr(addr, req.uuid_e))
return NULL;
if (!wsc_uuid_from_addr(device_get_address(wsc->device), req.uuid_e))
return false;
/* TODO: Grab from configuration file ? */
req.primary_device_type.category = 255;
@ -186,6 +181,7 @@ struct wsc_sm *wsc_sm_new_pushbutton(uint32_t ifindex, const uint8_t *addr,
req.primary_device_type.oui_type = 0x04;
req.primary_device_type.subcategory = 0;
bands = wiphy_get_supported_bands(wiphy);
if (bands & SCAN_BAND_2_4_GHZ)
req.rf_bands |= WSC_RF_BAND_2_4_GHZ;
if (bands & SCAN_BAND_5_GHZ)
@ -198,35 +194,30 @@ struct wsc_sm *wsc_sm_new_pushbutton(uint32_t ifindex, const uint8_t *addr,
wsc_data = wsc_build_probe_request(&req, &wsc_data_size);
if (!wsc_data)
return NULL;
return false;
sm = l_new(struct wsc_sm, 1);
sm->wsc_ies = ie_tlv_encapsulate_wsc_payload(wsc_data, wsc_data_size,
&sm->wsc_ies_size);
wsc->wsc_ies = ie_tlv_encapsulate_wsc_payload(wsc_data, wsc_data_size,
&wsc->wsc_ies_size);
l_free(wsc_data);
if (!sm->wsc_ies) {
l_free(sm);
return NULL;
}
if (!wsc->wsc_ies)
return false;
sm->ifindex = ifindex;
sm->scan_id = scan_active(ifindex, sm->wsc_ies, sm->wsc_ies_size,
NULL, scan_results, sm, NULL);
return sm;
wsc->scan_id = scan_active(device_get_ifindex(wsc->device),
wsc->wsc_ies, wsc->wsc_ies_size,
NULL, scan_results, wsc, NULL);
return true;
}
void wsc_sm_free(struct wsc_sm *sm)
static void wsc_abort(struct wsc *wsc)
{
l_free(sm->wsc_ies);
l_free(wsc->wsc_ies);
wsc->wsc_ies = 0;
if (sm->scan_id > 0) {
scan_cancel(sm->ifindex, sm->scan_id);
sm->scan_id = 0;
if (wsc->scan_id > 0) {
scan_cancel(device_get_ifindex(wsc->device), wsc->scan_id);
wsc->scan_id = 0;
}
l_free(sm);
}
static struct l_dbus_message *wsc_push_button(struct l_dbus *dbus,
@ -240,10 +231,8 @@ static struct l_dbus_message *wsc_push_button(struct l_dbus *dbus,
if (wsc->pending)
return dbus_error_busy(message);
/* TODO: Parse wiphy bands to set the RF Bands properly below */
wsc->sm = wsc_sm_new_pushbutton(device_get_ifindex(wsc->device),
device_get_address(wsc->device),
SCAN_BAND_2_4_GHZ | SCAN_BAND_5_GHZ);
if (!wsc_start_pushbutton(wsc))
return dbus_error_failed(message);
wsc->pending = l_dbus_message_ref(message);
return NULL;
@ -266,8 +255,7 @@ static struct l_dbus_message *wsc_cancel(struct l_dbus *dbus,
dbus_pending_reply(&wsc->pending, dbus_error_aborted(wsc->pending));
wsc_sm_free(wsc->sm);
wsc->sm = NULL;
wsc_abort(wsc);
return reply;
}
@ -288,8 +276,7 @@ static void wsc_free(void *userdata)
dbus_pending_reply(&wsc->pending,
dbus_error_not_available(wsc->pending));
wsc_sm_free(wsc->sm);
wsc->sm = NULL;
wsc_abort(wsc);
}
l_free(wsc);

View File

@ -23,11 +23,5 @@
#include <stdbool.h>
#include <stddef.h>
struct wsc_sm;
struct wsc_sm *wsc_sm_new_pushbutton(uint32_t ifindex, const uint8_t *addr,
uint32_t bands);
void wsc_sm_free(struct wsc_sm *wsc_sm);
bool wsc_init(struct l_genl_family *in);
bool wsc_exit();