} else if (data->registrar)
wps_registrar_unlock_pin(data->wps->registrar, data->uuid_e);
- wpabuf_free(data->dh_privkey);
+ wpabuf_clear_free(data->dh_privkey);
wpabuf_free(data->dh_pubkey_e);
wpabuf_free(data->dh_pubkey_r);
wpabuf_free(data->last_msg);
struct wpabuf *pubkey;
wpa_printf(MSG_DEBUG, "WPS: * Public Key");
- wpabuf_free(wps->dh_privkey);
+ wpabuf_clear_free(wps->dh_privkey);
wps->dh_privkey = NULL;
if (wps->dev_pw_id != DEV_PW_DEFAULT && wps->wps->dh_privkey &&
wps->wps->dh_ctx) {
}
/* Own DH private key is not needed anymore */
- wpabuf_free(wps->dh_privkey);
+ wpabuf_clear_free(wps->dh_privkey);
wps->dh_privkey = NULL;
wpa_hexdump_buf_key(MSG_DEBUG, "WPS: DH shared key", dh_shared);
len[0] = wpabuf_len(dh_shared);
sha256_vector(1, addr, len, dhkey);
wpa_hexdump_key(MSG_DEBUG, "WPS: DHKey", dhkey, sizeof(dhkey));
- wpabuf_free(dh_shared);
+ wpabuf_clear_free(dh_shared);
/* KDK = HMAC-SHA-256_DHKey(N1 || EnrolleeMAC || N2) */
addr[0] = wps->nonce_e;
wpabuf_put_data(decrypted, encr + block_size, encr_len - block_size);
if (aes_128_cbc_decrypt(wps->keywrapkey, encr, wpabuf_mhead(decrypted),
wpabuf_len(decrypted))) {
- wpabuf_free(decrypted);
+ wpabuf_clear_free(decrypted);
return NULL;
}
pad = *pos;
if (pad > wpabuf_len(decrypted)) {
wpa_printf(MSG_DEBUG, "WPS: Invalid PKCS#5 v2.0 pad value");
- wpabuf_free(decrypted);
+ wpabuf_clear_free(decrypted);
return NULL;
}
for (i = 0; i < pad; i++) {
if (*pos-- != pad) {
wpa_printf(MSG_DEBUG, "WPS: Invalid PKCS#5 v2.0 pad "
"string");
- wpabuf_free(decrypted);
+ wpabuf_clear_free(decrypted);
return NULL;
}
}
wps_build_mac_addr(plain, wps->dev.mac_addr) ||
wps_build_wfa_ext(plain, 0, NULL, 0)) {
os_free(data.new_psk);
- wpabuf_free(plain);
+ wpabuf_clear_free(plain);
return NULL;
}
wps_build_wfa_ext(data, 0, NULL, 0)) {
wpa_printf(MSG_ERROR, "WPS: Failed to build NFC password "
"token");
- wpabuf_free(data);
+ wpabuf_clear_free(data);
return NULL;
}
wpabuf_free(*pubkey);
*pubkey = pub;
- wpabuf_free(*privkey);
+ wpabuf_clear_free(*privkey);
*privkey = priv;
return 0;
}
*id = 0x10 + val % 0xfff0;
- wpabuf_free(*dev_pw);
+ wpabuf_clear_free(*dev_pw);
*dev_pw = pw;
return wps_nfc_token_build(ndef, *id, *pubkey, *dev_pw);
wps_build_encr_settings(wps, msg, plain) ||
wps_build_wfa_ext(msg, 0, NULL, 0) ||
wps_build_authenticator(wps, msg)) {
- wpabuf_free(plain);
+ wpabuf_clear_free(plain);
wpabuf_free(msg);
return NULL;
}
- wpabuf_free(plain);
+ wpabuf_clear_free(plain);
wps->state = RECV_M6;
return msg;
wps_build_encr_settings(wps, msg, plain) ||
wps_build_wfa_ext(msg, 0, NULL, 0) ||
wps_build_authenticator(wps, msg)) {
- wpabuf_free(plain);
+ wpabuf_clear_free(plain);
wpabuf_free(msg);
return NULL;
}
- wpabuf_free(plain);
+ wpabuf_clear_free(plain);
if (wps->wps->ap && wps->wps->registrar) {
/*
eattr.key_wrap_auth) ||
wps_process_creds(wps, eattr.cred, eattr.cred_len,
eattr.num_cred, attr->version2 != NULL)) {
- wpabuf_free(decrypted);
+ wpabuf_clear_free(decrypted);
wps->state = SEND_WSC_NACK;
return WPS_CONTINUE;
}
- wpabuf_free(decrypted);
+ wpabuf_clear_free(decrypted);
wps->state = WPS_MSG_DONE;
return WPS_CONTINUE;
}
if (wps_validate_m4_encr(decrypted, attr->version2 != NULL) < 0) {
- wpabuf_free(decrypted);
+ wpabuf_clear_free(decrypted);
wps->state = SEND_WSC_NACK;
return WPS_CONTINUE;
}
if (wps_parse_msg(decrypted, &eattr) < 0 ||
wps_process_key_wrap_auth(wps, decrypted, eattr.key_wrap_auth) ||
wps_process_r_snonce1(wps, eattr.r_snonce1)) {
- wpabuf_free(decrypted);
+ wpabuf_clear_free(decrypted);
wps->state = SEND_WSC_NACK;
return WPS_CONTINUE;
}
- wpabuf_free(decrypted);
+ wpabuf_clear_free(decrypted);
wps->state = SEND_M5;
return WPS_CONTINUE;
}
if (wps_validate_m6_encr(decrypted, attr->version2 != NULL) < 0) {
- wpabuf_free(decrypted);
+ wpabuf_clear_free(decrypted);
wps->state = SEND_WSC_NACK;
return WPS_CONTINUE;
}
if (wps_parse_msg(decrypted, &eattr) < 0 ||
wps_process_key_wrap_auth(wps, decrypted, eattr.key_wrap_auth) ||
wps_process_r_snonce2(wps, eattr.r_snonce2)) {
- wpabuf_free(decrypted);
+ wpabuf_clear_free(decrypted);
wps->state = SEND_WSC_NACK;
return WPS_CONTINUE;
}
- wpabuf_free(decrypted);
+ wpabuf_clear_free(decrypted);
if (wps->wps->ap)
wps->wps->event_cb(wps->wps->cb_ctx, WPS_EV_AP_PIN_SUCCESS,
if (wps_validate_m8_encr(decrypted, wps->wps->ap,
attr->version2 != NULL) < 0) {
- wpabuf_free(decrypted);
+ wpabuf_clear_free(decrypted);
wps->state = SEND_WSC_NACK;
return WPS_CONTINUE;
}
eattr.num_cred, attr->version2 != NULL) ||
wps_process_ap_settings_e(wps, &eattr, decrypted,
attr->version2 != NULL)) {
- wpabuf_free(decrypted);
+ wpabuf_clear_free(decrypted);
wps->state = SEND_WSC_NACK;
return WPS_CONTINUE;
}
- wpabuf_free(decrypted);
+ wpabuf_clear_free(decrypted);
wps->state = WPS_MSG_DONE;
return WPS_CONTINUE;
eloop_cancel_timeout(wps_registrar_pbc_timeout, reg, NULL);
eloop_cancel_timeout(wps_registrar_set_selected_timeout, reg, NULL);
wps_registrar_flush(reg);
- wpabuf_free(reg->extra_cred);
+ wpabuf_clear_free(reg->extra_cred);
os_free(reg);
}
if (wbuf == NULL)
return -1;
if (wps_build_credential(wbuf, cred)) {
- wpabuf_free(wbuf);
+ wpabuf_clear_free(wbuf);
return -1;
}
wpabuf_put_be16(msg, ATTR_CRED);
wpabuf_put_be16(msg, wpabuf_len(wbuf));
wpabuf_put_buf(msg, wbuf);
- wpabuf_free(wbuf);
+ wpabuf_clear_free(wbuf);
return 0;
}
return -1;
if (wps_build_credential(cred, &wps->cred)) {
- wpabuf_free(cred);
+ wpabuf_clear_free(cred);
return -1;
}
wpabuf_put_be16(msg, ATTR_CRED);
wpabuf_put_be16(msg, wpabuf_len(cred));
wpabuf_put_buf(msg, cred);
- wpabuf_free(cred);
+ wpabuf_clear_free(cred);
skip_cred_build:
if (wps->wps->registrar->extra_cred) {
}
if (wps_build_ap_settings(wps, plain)) {
- wpabuf_free(plain);
+ wpabuf_clear_free(plain);
wpabuf_free(msg);
return NULL;
}
wpabuf_put_be16(msg, ATTR_CRED);
wpabuf_put_be16(msg, wpabuf_len(plain));
wpabuf_put_buf(msg, plain);
- wpabuf_free(plain);
+ wpabuf_clear_free(plain);
return msg;
}
wps_build_key_wrap_auth(wps, plain) ||
wps_build_encr_settings(wps, msg, plain)) {
wpabuf_free(msg);
- wpabuf_free(plain);
+ wpabuf_clear_free(plain);
return NULL;
}
- wpabuf_free(plain);
+ wpabuf_clear_free(plain);
config_in_m2 = 1;
}
#endif /* CONFIG_WPS_NFC */
wps_build_encr_settings(wps, msg, plain) ||
wps_build_wfa_ext(msg, 0, NULL, 0) ||
wps_build_authenticator(wps, msg)) {
- wpabuf_free(plain);
+ wpabuf_clear_free(plain);
wpabuf_free(msg);
return NULL;
}
- wpabuf_free(plain);
+ wpabuf_clear_free(plain);
wps->state = RECV_M5;
return msg;
wps_build_encr_settings(wps, msg, plain) ||
wps_build_wfa_ext(msg, 0, NULL, 0) ||
wps_build_authenticator(wps, msg)) {
- wpabuf_free(plain);
+ wpabuf_clear_free(plain);
wpabuf_free(msg);
return NULL;
}
- wpabuf_free(plain);
+ wpabuf_clear_free(plain);
wps->wps_pin_revealed = 1;
wps->state = RECV_M7;
wps_build_encr_settings(wps, msg, plain) ||
wps_build_wfa_ext(msg, 0, NULL, 0) ||
wps_build_authenticator(wps, msg)) {
- wpabuf_free(plain);
- wpabuf_free(msg);
+ wpabuf_clear_free(plain);
+ wpabuf_clear_free(msg);
return NULL;
}
- wpabuf_free(plain);
+ wpabuf_clear_free(plain);
wps->state = RECV_DONE;
return msg;
}
if (wps_validate_m5_encr(decrypted, attr->version2 != NULL) < 0) {
- wpabuf_free(decrypted);
+ wpabuf_clear_free(decrypted);
wps->state = SEND_WSC_NACK;
return WPS_CONTINUE;
}
if (wps_parse_msg(decrypted, &eattr) < 0 ||
wps_process_key_wrap_auth(wps, decrypted, eattr.key_wrap_auth) ||
wps_process_e_snonce1(wps, eattr.e_snonce1)) {
- wpabuf_free(decrypted);
+ wpabuf_clear_free(decrypted);
wps->state = SEND_WSC_NACK;
return WPS_CONTINUE;
}
- wpabuf_free(decrypted);
+ wpabuf_clear_free(decrypted);
wps->state = SEND_M6;
return WPS_CONTINUE;
if (wps_validate_m7_encr(decrypted, wps->wps->ap || wps->er,
attr->version2 != NULL) < 0) {
- wpabuf_free(decrypted);
+ wpabuf_clear_free(decrypted);
wps->state = SEND_WSC_NACK;
return WPS_CONTINUE;
}
wps_process_key_wrap_auth(wps, decrypted, eattr.key_wrap_auth) ||
wps_process_e_snonce2(wps, eattr.e_snonce2) ||
wps_process_ap_settings_r(wps, &eattr)) {
- wpabuf_free(decrypted);
+ wpabuf_clear_free(decrypted);
wps->state = SEND_WSC_NACK;
return WPS_CONTINUE;
}
- wpabuf_free(decrypted);
+ wpabuf_clear_free(decrypted);
wps->state = SEND_M8;
return WPS_CONTINUE;