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-rw-r--r--src/wps/wps_attr_build.c8
1 files changed, 8 insertions, 0 deletions
diff --git a/src/wps/wps_attr_build.c b/src/wps/wps_attr_build.c
index 77f90ef..9be30b9 100644
--- a/src/wps/wps_attr_build.c
+++ b/src/wps/wps_attr_build.c
@@ -30,6 +30,14 @@ int wps_build_public_key(struct wps_data *wps, struct wpabuf *msg)
wps->dh_ctx = wps->wps->dh_ctx;
wps->wps->dh_ctx = NULL;
pubkey = wpabuf_dup(wps->wps->dh_pubkey);
+#ifdef CONFIG_WPS_NFC
+ } else if (wps->dev_pw_id >= 0x10 && wps->wps->ap &&
+ wps->dev_pw_id == wps->wps->ap_nfc_dev_pw_id) {
+ wpa_printf(MSG_DEBUG, "WPS: Using NFC password token DH keys");
+ wps->dh_privkey = wpabuf_dup(wps->wps->ap_nfc_dh_privkey);
+ pubkey = wpabuf_dup(wps->wps->ap_nfc_dh_pubkey);
+ wps->dh_ctx = dh5_init_fixed(wps->dh_privkey, pubkey);
+#endif /* CONFIG_WPS_NFC */
} else {
wpa_printf(MSG_DEBUG, "WPS: Generate new DH keys");
wps->dh_privkey = NULL;