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Replace send_ft_action() driver_op with send_action()

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This reduced number of unnecessarily duplicated driver interface
callback functions for sending Action frames by using the more generic
send_action() instead of FT specific send_ft_action().

Signed-off-by: Jouni Malinen <j@w1.fi>
This commit is contained in:
Jouni Malinen 2014-12-06 18:13:29 +02:00
parent 477af8f869
commit 8105821b39
4 changed files with 38 additions and 75 deletions
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16
src/drivers/driver.h
View File

@ -1818,22 +1818,6 @@ struct wpa_driver_ops {
int (*update_ft_ies)(void *priv, const u8 *md, const u8 *ies,
size_t ies_len);
/**
* send_ft_action - Send FT Action frame (IEEE 802.11r)
* @priv: Private driver interface data
* @action: Action field value
* @target_ap: Target AP address
* @ies: FT IEs (MDIE, FTIE, ...) (FT Request action frame body)
* @ies_len: Length of FT IEs in bytes
* Returns: 0 on success, -1 on failure
*
* The supplicant uses this callback to request the driver to transmit
* an FT Action frame (action category 6) for over-the-DS fast BSS
* transition.
*/
int (*send_ft_action)(void *priv, u8 action, const u8 *target_ap,
const u8 *ies, size_t ies_len);
/**
* get_scan_results2 - Fetch the latest scan results
* @priv: private driver interface data

48
src/drivers/driver_nl80211.c
View File

@ -6209,53 +6209,6 @@ static void wpa_driver_nl80211_resume(void *priv)
}
static int nl80211_send_ft_action(void *priv, u8 action, const u8 *target_ap,
const u8 *ies, size_t ies_len)
{
struct i802_bss *bss = priv;
struct wpa_driver_nl80211_data *drv = bss->drv;
int ret;
u8 *data, *pos;
size_t data_len;
const u8 *own_addr = bss->addr;
if (action != 1) {
wpa_printf(MSG_ERROR, "nl80211: Unsupported send_ft_action "
"action %d", action);
return -1;
}
/*
* Action frame payload:
* Category[1] = 6 (Fast BSS Transition)
* Action[1] = 1 (Fast BSS Transition Request)
* STA Address
* Target AP Address
* FT IEs
*/
data_len = 2 + 2 * ETH_ALEN + ies_len;
data = os_malloc(data_len);
if (data == NULL)
return -1;
pos = data;
*pos++ = 0x06; /* FT Action category */
*pos++ = action;
os_memcpy(pos, own_addr, ETH_ALEN);
pos += ETH_ALEN;
os_memcpy(pos, target_ap, ETH_ALEN);
pos += ETH_ALEN;
os_memcpy(pos, ies, ies_len);
ret = wpa_driver_nl80211_send_action(bss, drv->assoc_freq, 0,
drv->bssid, own_addr, drv->bssid,
data, data_len, 0);
os_free(data);
return ret;
}
static int nl80211_signal_monitor(void *priv, int threshold, int hysteresis)
{
struct i802_bss *bss = priv;
@ -8225,7 +8178,6 @@ const struct wpa_driver_ops wpa_driver_nl80211_ops = {
.deinit_ap = wpa_driver_nl80211_deinit_ap,
.deinit_p2p_cli = wpa_driver_nl80211_deinit_p2p_cli,
.resume = wpa_driver_nl80211_resume,
.send_ft_action = nl80211_send_ft_action,
.signal_monitor = nl80211_signal_monitor,
.signal_poll = nl80211_signal_poll,
.send_frame = nl80211_send_frame,

10
wpa_supplicant/driver_i.h
View File

@ -310,16 +310,6 @@ static inline int wpa_drv_update_ft_ies(struct wpa_supplicant *wpa_s,
return -1;
}
static inline int wpa_drv_send_ft_action(struct wpa_supplicant *wpa_s,
u8 action, const u8 *target_ap,
const u8 *ies, size_t ies_len)
{
if (wpa_s->driver->send_ft_action)
return wpa_s->driver->send_ft_action(wpa_s->drv_priv, action,
target_ap, ies, ies_len);
return -1;
}
static inline int wpa_drv_set_ap(struct wpa_supplicant *wpa_s,
struct wpa_driver_ap_params *params)
{

39
wpa_supplicant/wpas_glue.c
View File

@ -543,7 +543,44 @@ static int wpa_supplicant_send_ft_action(void *ctx, u8 action,
const u8 *ies, size_t ies_len)
{
struct wpa_supplicant *wpa_s = ctx;
return wpa_drv_send_ft_action(wpa_s, action, target_ap, ies, ies_len);
int ret;
u8 *data, *pos;
size_t data_len;
if (action != 1) {
wpa_printf(MSG_ERROR, "Unsupported send_ft_action action %d",
action);
return -1;
}
/*
* Action frame payload:
* Category[1] = 6 (Fast BSS Transition)
* Action[1] = 1 (Fast BSS Transition Request)
* STA Address
* Target AP Address
* FT IEs
*/
data_len = 2 + 2 * ETH_ALEN + ies_len;
data = os_malloc(data_len);
if (data == NULL)
return -1;
pos = data;
*pos++ = 0x06; /* FT Action category */
*pos++ = action;
os_memcpy(pos, wpa_s->own_addr, ETH_ALEN);
pos += ETH_ALEN;
os_memcpy(pos, target_ap, ETH_ALEN);
pos += ETH_ALEN;
os_memcpy(pos, ies, ies_len);
ret = wpa_drv_send_action(wpa_s, wpa_s->assoc_freq, 0,
wpa_s->bssid, wpa_s->own_addr, wpa_s->bssid,
data, data_len, 0);
os_free(data);
return ret;
}