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dbus: Add D-Bus signal for PSK mismatch heuristics

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As a workup action during disassociation, wpa_supplicant checks if the
disconnection could have been caused by PSK mismatch during WPA 4-way
handshake with function could_be_psk_mismatch() in event.c. A MSG_INFO
message will be sent on the control interface when there could be a PSK
mismatch, and this heuristic can be useful to indicate if the
disconnection is caused by a wrong passphrase provided by the user.
Here, propagate a new D-Bus signal 'PskMismatch' to notify other
applicantions.

Signed-off-by: Yichen Yu <yichenyu@chromium.org>
This commit is contained in:
Yichen Yu 2022-12-20 07:08:41 +00:00 • committed by Jouni Malinen
parent 691f729d5d
commit a678a510fb
6 changed files with 41 additions and 0 deletions
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5
wpa_supplicant/dbus/dbus_new.h
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@ -254,6 +254,7 @@ void wpas_dbus_signal_preq(struct wpa_supplicant *wpa_s,
const u8 *ie, size_t ie_len, u32 ssi_signal);
void wpas_dbus_signal_eap_status(struct wpa_supplicant *wpa_s,
const char *status, const char *parameter);
void wpas_dbus_signal_psk_mismatch(struct wpa_supplicant *wpa_s);
void wpas_dbus_signal_sta_authorized(struct wpa_supplicant *wpa_s,
const u8 *sta);
void wpas_dbus_signal_sta_deauthorized(struct wpa_supplicant *wpa_s,
@ -585,6 +586,10 @@ static inline void wpas_dbus_signal_eap_status(struct wpa_supplicant *wpa_s,
{
}
static inline void wpas_dbus_signal_psk_mismatch(struct wpa_supplicant *wpa_s)
{
}
static inline
void wpas_dbus_signal_sta_authorized(struct wpa_supplicant *wpa_s,
const u8 *sta)