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Allow TKIP support to be removed from build

Browse Source 
Add a build flag CONFIG_NO_TKIP=y to remove all TKIP functionality from
hostapd and wpa_supplicant builds. This disables use of TKIP as both the
pairwise and group cipher. The end result does not interoperate with a
WPA(v1)-only device or WPA+WPA2 mixed modes.

Signed-off-by: Disha Das <dishad@codeaurora.org>
master
Disha Das 4 years ago committed by Jouni Malinen
parent 11bd6ea60e
commit 6b1c590ebb
18 changed files with 165 additions and 1 deletions
Show Stats Download Patch File Download Diff File

4
hostapd/Android.mk
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@ -314,6 +314,10 @@ ifdef CONFIG_WEP
L_CFLAGS += -DCONFIG_WEP
endif
ifdef CONFIG_NO_TKIP
L_CFLAGS += -DCONFIG_NO_TKIP
endif
include $(LOCAL_PATH)/src/drivers/drivers.mk

4
hostapd/Makefile
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@ -1243,6 +1243,10 @@ ifdef CONFIG_WEP
CFLAGS += -DCONFIG_WEP
endif
ifdef CONFIG_NO_TKIP
CFLAGS += -DCONFIG_NO_TKIP
endif
ALL=hostapd hostapd_cli
all: verify_config $(ALL)

7
hostapd/defconfig
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@ -388,3 +388,10 @@ CONFIG_IPV6=y
# release under this optional build parameter. This functionality is subject to
# be completely removed in a future release.
#CONFIG_WEP=y
# Remove all TKIP functionality
# TKIP is an old cryptographic data confidentiality algorithm that is not
# considered secure. It should not be used anymore. For now, the default hostapd
# build includes this to allow mixed mode WPA+WPA2 networks to be enabled, but
# that functionality is subject to be removed in the future.
#CONFIG_NO_TKIP=y

5
src/ap/ap_config.c
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@ -74,8 +74,13 @@ void hostapd_config_defaults_bss(struct hostapd_bss_config *bss)
bss->wpa_disable_eapol_key_retries =
DEFAULT_WPA_DISABLE_EAPOL_KEY_RETRIES;
bss->wpa_key_mgmt = WPA_KEY_MGMT_PSK;
#ifdef CONFIG_NO_TKIP
bss->wpa_pairwise = WPA_CIPHER_CCMP;
bss->wpa_group = WPA_CIPHER_CCMP;
#else /* CONFIG_NO_TKIP */
bss->wpa_pairwise = WPA_CIPHER_TKIP;
bss->wpa_group = WPA_CIPHER_TKIP;
#endif /* CONFIG_NO_TKIP */
bss->rsn_pairwise = 0;
bss->max_num_sta = MAX_STA_COUNT;

44
src/ap/wps_hostapd.c
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@ -364,6 +364,13 @@ static int hapd_wps_reconfig_in_memory(struct hostapd_data *hapd,
bss->ssid.ssid_set = 1;
}
#ifdef CONFIG_NO_TKIP
if (cred->auth_type & (WPS_AUTH_WPA2 | WPS_AUTH_WPA2PSK |
WPS_AUTH_WPA | WPS_AUTH_WPAPSK))
bss->wpa = 2;
else
bss->wpa = 0;
#else /* CONFIG_NO_TKIP */
if ((cred->auth_type & (WPS_AUTH_WPA2 | WPS_AUTH_WPA2PSK)) &&
(cred->auth_type & (WPS_AUTH_WPA | WPS_AUTH_WPAPSK)))
bss->wpa = 3;
@ -373,6 +380,7 @@ static int hapd_wps_reconfig_in_memory(struct hostapd_data *hapd,
bss->wpa = 1;
else
bss->wpa = 0;
#endif /* CONFIG_NO_TKIP */
if (bss->wpa) {
if (cred->auth_type & (WPS_AUTH_WPA2 | WPS_AUTH_WPA))
@ -387,8 +395,10 @@ static int hapd_wps_reconfig_in_memory(struct hostapd_data *hapd,
else
bss->wpa_pairwise |= WPA_CIPHER_CCMP;
}
#ifndef CONFIG_NO_TKIP
if (cred->encr_type & WPS_ENCR_TKIP)
bss->wpa_pairwise |= WPA_CIPHER_TKIP;
#endif /* CONFIG_NO_TKIP */
bss->rsn_pairwise = bss->wpa_pairwise;
bss->wpa_group = wpa_select_ap_group_cipher(bss->wpa,
bss->wpa_pairwise,
@ -559,6 +569,13 @@ static int hapd_wps_cred_cb(struct hostapd_data *hapd, void *ctx)
fprintf(nconf, "\n");
}
#ifdef CONFIG_NO_TKIP
if (cred->auth_type & (WPS_AUTH_WPA2 | WPS_AUTH_WPA2PSK |
WPS_AUTH_WPA | WPS_AUTH_WPAPSK))
wpa = 2;
else
wpa = 0;
#else /* CONFIG_NO_TKIP */
if ((cred->auth_type & (WPS_AUTH_WPA2 | WPS_AUTH_WPA2PSK)) &&
(cred->auth_type & (WPS_AUTH_WPA | WPS_AUTH_WPAPSK)))
wpa = 3;
@ -568,6 +585,7 @@ static int hapd_wps_cred_cb(struct hostapd_data *hapd, void *ctx)
wpa = 1;
else
wpa = 0;
#endif /* CONFIG_NO_TKIP */
if (wpa) {
char *prefix;
@ -611,9 +629,11 @@ static int hapd_wps_cred_cb(struct hostapd_data *hapd, void *ctx)
prefix = " ";
}
#ifndef CONFIG_NO_TKIP
if (cred->encr_type & WPS_ENCR_TKIP) {
fprintf(nconf, "%sTKIP", prefix);
}
#endif /* CONFIG_NO_TKIP */
fprintf(nconf, "\n");
if (cred->key_len >= 8 && cred->key_len < 64) {
@ -1160,12 +1180,24 @@ int hostapd_init_wps(struct hostapd_data *hapd,
wps->encr_types_rsn |= WPS_ENCR_AES;
}
if (conf->rsn_pairwise & WPA_CIPHER_TKIP) {
#ifdef CONFIG_NO_TKIP
wpa_printf(MSG_INFO, "WPS: TKIP not supported");
goto fail;
#else /* CONFIG_NO_TKIP */
wps->encr_types |= WPS_ENCR_TKIP;
wps->encr_types_rsn |= WPS_ENCR_TKIP;
#endif /* CONFIG_NO_TKIP */
}
}
if (conf->wpa & WPA_PROTO_WPA) {
#ifdef CONFIG_NO_TKIP
if (!(conf->wpa & WPA_PROTO_RSN)) {
wpa_printf(MSG_INFO, "WPS: WPA(v1) not supported");
goto fail;
}
conf->wpa &= ~WPA_PROTO_WPA;
#else /* CONFIG_NO_TKIP */
if (conf->wpa_key_mgmt & WPA_KEY_MGMT_PSK)
wps->auth_types |= WPS_AUTH_WPAPSK;
if (conf->wpa_key_mgmt & WPA_KEY_MGMT_IEEE8021X)
@ -1179,6 +1211,7 @@ int hostapd_init_wps(struct hostapd_data *hapd,
wps->encr_types |= WPS_ENCR_TKIP;
wps->encr_types_wpa |= WPS_ENCR_TKIP;
}
#endif /* CONFIG_NO_TKIP */
}
if (conf->ssid.security_policy == SECURITY_PLAINTEXT) {
@ -1218,10 +1251,17 @@ int hostapd_init_wps(struct hostapd_data *hapd,
wps->ap_encr_type = wps->encr_types;
if (conf->wps_state == WPS_STATE_NOT_CONFIGURED) {
/* Override parameters to enable security by default */
#ifdef CONFIG_NO_TKIP
wps->auth_types = WPS_AUTH_WPA2PSK;
wps->encr_types = WPS_ENCR_AES;
wps->encr_types_rsn = WPS_ENCR_AES;
wps->encr_types_wpa = WPS_ENCR_AES;
#else /* CONFIG_NO_TKIP */
wps->auth_types = WPS_AUTH_WPA2PSK | WPS_AUTH_WPAPSK;
wps->encr_types = WPS_ENCR_AES | WPS_ENCR_TKIP;
wps->encr_types_rsn = WPS_ENCR_AES | WPS_ENCR_TKIP;
wps->encr_types_wpa = WPS_ENCR_AES | WPS_ENCR_TKIP;
#endif /* CONFIG_NO_TKIP */
}
if ((hapd->conf->multi_ap & FRONTHAUL_BSS) &&
@ -1801,8 +1841,10 @@ int hostapd_wps_config_ap(struct hostapd_data *hapd, const char *ssid,
if (os_strncmp(auth, "OPEN", 4) == 0)
cred.auth_type = WPS_AUTH_OPEN;
#ifndef CONFIG_NO_TKIP
else if (os_strncmp(auth, "WPAPSK", 6) == 0)
cred.auth_type = WPS_AUTH_WPAPSK;
#endif /* CONFIG_NO_TKIP */
else if (os_strncmp(auth, "WPA2PSK", 7) == 0)
cred.auth_type = WPS_AUTH_WPA2PSK;
else
@ -1811,8 +1853,10 @@ int hostapd_wps_config_ap(struct hostapd_data *hapd, const char *ssid,
if (encr) {
if (os_strncmp(encr, "NONE", 4) == 0)
cred.encr_type = WPS_ENCR_NONE;
#ifndef CONFIG_NO_TKIP
else if (os_strncmp(encr, "TKIP", 4) == 0)
cred.encr_type = WPS_ENCR_TKIP;
#endif /* CONFIG_NO_TKIP */
else if (os_strncmp(encr, "CCMP", 4) == 0)
cred.encr_type = WPS_ENCR_AES;
else

9
src/common/wpa_common.c
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@ -2319,11 +2319,18 @@ enum wpa_alg wpa_cipher_to_alg(int cipher)
int wpa_cipher_valid_pairwise(int cipher)
{
#ifdef CONFIG_NO_TKIP
return cipher == WPA_CIPHER_CCMP_256 ||
cipher == WPA_CIPHER_GCMP_256 ||
cipher == WPA_CIPHER_CCMP ||
cipher == WPA_CIPHER_GCMP;
#else /* CONFIG_NO_TKIP */
return cipher == WPA_CIPHER_CCMP_256 ||
cipher == WPA_CIPHER_GCMP_256 ||
cipher == WPA_CIPHER_CCMP ||
cipher == WPA_CIPHER_GCMP ||
cipher == WPA_CIPHER_TKIP;
#endif /* CONFIG_NO_TKIP */
}
@ -2476,8 +2483,10 @@ int wpa_parse_cipher(const char *value)
val |= WPA_CIPHER_CCMP;
else if (os_strcmp(start, "GCMP") == 0)
val |= WPA_CIPHER_GCMP;
#ifndef CONFIG_NO_TKIP
else if (os_strcmp(start, "TKIP") == 0)
val |= WPA_CIPHER_TKIP;
#endif /* CONFIG_NO_TKIP */
#ifdef CONFIG_WEP
else if (os_strcmp(start, "WEP104") == 0)
val |= WPA_CIPHER_WEP104;

10
src/common/wpa_common.h
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@ -22,6 +22,15 @@
#define OWE_DH_GROUP 19
#ifdef CONFIG_NO_TKIP
#define WPA_ALLOWED_PAIRWISE_CIPHERS \
(WPA_CIPHER_CCMP | WPA_CIPHER_GCMP | WPA_CIPHER_NONE | \
WPA_CIPHER_GCMP_256 | WPA_CIPHER_CCMP_256)
#define WPA_ALLOWED_GROUP_CIPHERS \
(WPA_CIPHER_CCMP | WPA_CIPHER_GCMP | \
WPA_CIPHER_GCMP_256 | WPA_CIPHER_CCMP_256 | \
WPA_CIPHER_GTK_NOT_USED)
#else /* CONFIG_NO_TKIP */
#define WPA_ALLOWED_PAIRWISE_CIPHERS \
(WPA_CIPHER_CCMP | WPA_CIPHER_GCMP | WPA_CIPHER_TKIP | WPA_CIPHER_NONE | \
WPA_CIPHER_GCMP_256 | WPA_CIPHER_CCMP_256)
@ -29,6 +38,7 @@ WPA_CIPHER_GCMP_256 | WPA_CIPHER_CCMP_256)
(WPA_CIPHER_CCMP | WPA_CIPHER_GCMP | WPA_CIPHER_TKIP | \
WPA_CIPHER_GCMP_256 | WPA_CIPHER_CCMP_256 | \
WPA_CIPHER_GTK_NOT_USED)
#endif /* CONFIG_NO_TKIP */
#define WPA_ALLOWED_GROUP_MGMT_CIPHERS \
(WPA_CIPHER_AES_128_CMAC | WPA_CIPHER_BIP_GMAC_128 | WPA_CIPHER_BIP_GMAC_256 | \
WPA_CIPHER_BIP_CMAC_256)

6
src/wps/wps_attr_build.c
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@ -310,6 +310,9 @@ int wps_build_auth_type_flags(struct wps_data *wps, struct wpabuf *msg)
auth_types &= ~WPS_AUTH_WPA;
auth_types &= ~WPS_AUTH_WPA2;
auth_types &= ~WPS_AUTH_SHARED;
#ifdef CONFIG_NO_TKIP
auth_types &= ~WPS_AUTH_WPAPSK;
#endif /* CONFIG_NO_TKIP */
#ifdef CONFIG_WPS_TESTING
if (wps_force_auth_types_in_use) {
wpa_printf(MSG_DEBUG,
@ -331,6 +334,9 @@ int wps_build_encr_type_flags(struct wps_data *wps, struct wpabuf *msg)
{
u16 encr_types = WPS_ENCR_TYPES;
encr_types &= ~WPS_ENCR_WEP;
#ifdef CONFIG_NO_TKIP
encr_types &= ~WPS_ENCR_TKIP;
#endif /* CONFIG_NO_TKIP */
#ifdef CONFIG_WPS_TESTING
if (wps_force_encr_types_in_use) {
wpa_printf(MSG_DEBUG,

11
src/wps/wps_enrollee.c
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@ -880,6 +880,17 @@ static int wps_process_ap_settings_e(struct wps_data *wps,
cred.auth_type |= WPS_AUTH_WPA2PSK;
}
#ifdef CONFIG_NO_TKIP
if (cred.encr_type & WPS_ENCR_TKIP) {
wpa_printf(MSG_DEBUG, "WPS: Disable encr_type TKIP");
cred.encr_type &= ~WPS_ENCR_TKIP;
}
if (cred.auth_type & WPS_AUTH_WPAPSK) {
wpa_printf(MSG_DEBUG, "WPS: Disable auth_type WPAPSK");
cred.auth_type &= ~WPS_AUTH_WPAPSK;
}
#endif /* CONFIG_NO_TKIP */
if (wps->wps->cred_cb) {
cred.cred_attr = wpabuf_head(attrs);
cred.cred_attr_len = wpabuf_len(attrs);

4
src/wps/wps_registrar.c
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@ -1677,8 +1677,10 @@ int wps_build_cred(struct wps_data *wps, struct wpabuf *msg)
wps->wps->auth_types, wps->auth_type);
if (wps->auth_type & WPS_AUTH_WPA2PSK)
wps->auth_type = WPS_AUTH_WPA2PSK;
#ifndef CONFIG_NO_TKIP
else if (wps->auth_type & WPS_AUTH_WPAPSK)
wps->auth_type = WPS_AUTH_WPAPSK;
#endif /* CONFIG_NO_TKIP */
else if (wps->auth_type & WPS_AUTH_OPEN)
wps->auth_type = WPS_AUTH_OPEN;
else {
@ -1700,8 +1702,10 @@ int wps_build_cred(struct wps_data *wps, struct wpabuf *msg)
wps->auth_type == WPS_AUTH_WPAPSK) {
if (wps->encr_type & WPS_ENCR_AES)
wps->encr_type = WPS_ENCR_AES;
#ifndef CONFIG_NO_TKIP
else if (wps->encr_type & WPS_ENCR_TKIP)
wps->encr_type = WPS_ENCR_TKIP;
#endif /* CONFIG_NO_TKIP */
else {
wpa_printf(MSG_DEBUG, "WPS: No suitable encryption "
"type for WPA/WPA2");

4
wpa_supplicant/Android.mk
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@ -387,6 +387,10 @@ ifdef CONFIG_WEP
L_CFLAGS += -DCONFIG_WEP
endif
ifdef CONFIG_NO_TKIP
L_CFLAGS += -DCONFIG_NO_TKIP
endif
include $(LOCAL_PATH)/src/drivers/drivers.mk

4
wpa_supplicant/Makefile
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@ -1852,6 +1852,10 @@ ifdef CONFIG_WEP
CFLAGS += -DCONFIG_WEP
endif
ifdef CONFIG_NO_TKIP
CFLAGS += -DCONFIG_NO_TKIP
endif
ifndef LDO
LDO=$(CC)
endif

5
wpa_supplicant/config_ssid.h
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@ -19,8 +19,13 @@
EAPOL_FLAG_REQUIRE_KEY_BROADCAST)
#define DEFAULT_PROTO (WPA_PROTO_WPA | WPA_PROTO_RSN)
#define DEFAULT_KEY_MGMT (WPA_KEY_MGMT_PSK | WPA_KEY_MGMT_IEEE8021X)
#ifdef CONFIG_NO_TKIP
#define DEFAULT_PAIRWISE (WPA_CIPHER_CCMP)
#define DEFAULT_GROUP (WPA_CIPHER_CCMP)
#else /* CONFIG_NO_TKIP */
#define DEFAULT_PAIRWISE (WPA_CIPHER_CCMP | WPA_CIPHER_TKIP)
#define DEFAULT_GROUP (WPA_CIPHER_CCMP | WPA_CIPHER_TKIP)
#endif /* CONFIG_NO_TKIP */
#define DEFAULT_FRAGMENT_SIZE 1398
#define DEFAULT_BG_SCAN_PERIOD -1

14
wpa_supplicant/ctrl_iface.c
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@ -3959,7 +3959,9 @@ static const struct cipher_info ciphers[] = {
{ WPA_DRIVER_CAPA_ENC_GCMP_256, "GCMP-256", 0 },
{ WPA_DRIVER_CAPA_ENC_CCMP, "CCMP", 0 },
{ WPA_DRIVER_CAPA_ENC_GCMP, "GCMP", 0 },
#ifndef CONFIG_NO_TKIP
{ WPA_DRIVER_CAPA_ENC_TKIP, "TKIP", 0 },
#endif /* CONFIG_NO_TKIP */
{ WPA_DRIVER_CAPA_KEY_MGMT_WPA_NONE, "NONE", 0 },
#ifdef CONFIG_WEP
{ WPA_DRIVER_CAPA_ENC_WEP104, "WEP104", 1 },
@ -3990,7 +3992,11 @@ static int ctrl_iface_get_capability_pairwise(int res, char *strict,
if (res < 0) {
if (strict)
return 0;
#ifdef CONFIG_NO_TKIP
len = os_strlcpy(buf, "CCMP NONE", buflen);
#else /* CONFIG_NO_TKIP */
len = os_strlcpy(buf, "CCMP TKIP NONE", buflen);
#endif /* CONFIG_NO_TKIP */
if (len >= buflen)
return -1;
return len;
@ -4027,9 +4033,17 @@ static int ctrl_iface_get_capability_group(int res, char *strict,
if (strict)
return 0;
#ifdef CONFIG_WEP
#ifdef CONFIG_NO_TKIP
len = os_strlcpy(buf, "CCMP WEP104 WEP40", buflen);
#else /* CONFIG_NO_TKIP */
len = os_strlcpy(buf, "CCMP TKIP WEP104 WEP40", buflen);
#endif /* CONFIG_NO_TKIP */
#else /* CONFIG_WEP */
#ifdef CONFIG_NO_TKIP
len = os_strlcpy(buf, "CCMP", buflen);
#else /* CONFIG_NO_TKIP */
len = os_strlcpy(buf, "CCMP TKIP", buflen);
#endif /* CONFIG_NO_TKIP */
#endif /* CONFIG_WEP */
if (len >= buflen)
return -1;

4
wpa_supplicant/dbus/dbus_new.c
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@ -750,10 +750,12 @@ void wpas_dbus_signal_wps_cred(struct wpa_supplicant *wpa_s,
if (cred->auth_type & WPS_AUTH_OPEN)
auth_type[at_num++] = "open";
#ifndef CONFIG_NO_TKIP
if (cred->auth_type & WPS_AUTH_WPAPSK)
auth_type[at_num++] = "wpa-psk";
if (cred->auth_type & WPS_AUTH_WPA)
auth_type[at_num++] = "wpa-eap";
#endif /* CONFIG_NO_TKIP */
if (cred->auth_type & WPS_AUTH_WPA2)
auth_type[at_num++] = "wpa2-eap";
if (cred->auth_type & WPS_AUTH_WPA2PSK)
@ -761,8 +763,10 @@ void wpas_dbus_signal_wps_cred(struct wpa_supplicant *wpa_s,
if (cred->encr_type & WPS_ENCR_NONE)
encr_type[et_num++] = "none";
#ifndef CONFIG_NO_TKIP
if (cred->encr_type & WPS_ENCR_TKIP)
encr_type[et_num++] = "tkip";
#endif /* CONFIG_NO_TKIP */
if (cred->encr_type & WPS_ENCR_AES)
encr_type[et_num++] = "aes";

17
wpa_supplicant/dbus/dbus_new_handlers.c
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@ -2632,7 +2632,11 @@ dbus_bool_t wpas_dbus_getter_capabilities(
/***** pairwise cipher */
if (res < 0) {
#ifdef CONFIG_NO_TKIP
const char *args[] = {"ccmp", "none"};
#else /* CONFIG_NO_TKIP */
const char *args[] = {"ccmp", "tkip", "none"};
#endif /* CONFIG_NO_TKIP */
if (!wpa_dbus_dict_append_string_array(
&iter_dict, "Pairwise", args,
@ -2655,9 +2659,11 @@ dbus_bool_t wpas_dbus_getter_capabilities(
((capa.enc & WPA_DRIVER_CAPA_ENC_GCMP) &&
!wpa_dbus_dict_string_array_add_element(
&iter_array, "gcmp")) ||
#ifndef CONFIG_NO_TKIP
((capa.enc & WPA_DRIVER_CAPA_ENC_TKIP) &&
!wpa_dbus_dict_string_array_add_element(
&iter_array, "tkip")) ||
#endif /* CONFIG_NO_TKIP */
((capa.key_mgmt & WPA_DRIVER_CAPA_KEY_MGMT_WPA_NONE) &&
!wpa_dbus_dict_string_array_add_element(
&iter_array, "none")) ||
@ -2671,7 +2677,10 @@ dbus_bool_t wpas_dbus_getter_capabilities(
/***** group cipher */
if (res < 0) {
const char *args[] = {
"ccmp", "tkip",
"ccmp",
#ifndef CONFIG_NO_TKIP
"tkip",
#endif /* CONFIG_NO_TKIP */
#ifdef CONFIG_WEP
"wep104", "wep40"
#endif /* CONFIG_WEP */
@ -2698,9 +2707,11 @@ dbus_bool_t wpas_dbus_getter_capabilities(
((capa.enc & WPA_DRIVER_CAPA_ENC_GCMP) &&
!wpa_dbus_dict_string_array_add_element(
&iter_array, "gcmp")) ||
#ifndef CONFIG_NO_TKIP
((capa.enc & WPA_DRIVER_CAPA_ENC_TKIP) &&
!wpa_dbus_dict_string_array_add_element(
&iter_array, "tkip")) ||
#endif /* CONFIG_NO_TKIP */
#ifdef CONFIG_WEP
((capa.enc & WPA_DRIVER_CAPA_ENC_WEP104) &&
!wpa_dbus_dict_string_array_add_element(
@ -4759,9 +4770,11 @@ static dbus_bool_t wpas_dbus_get_bss_security_prop(
group = "wep104";
break;
#endif /* CONFIG_WEP */
#ifndef CONFIG_NO_TKIP
case WPA_CIPHER_TKIP:
group = "tkip";
break;
#endif /* CONFIG_NO_TKIP */
case WPA_CIPHER_CCMP:
group = "ccmp";
break;
@ -4784,8 +4797,10 @@ static dbus_bool_t wpas_dbus_get_bss_security_prop(
/* Pairwise */
n = 0;
#ifndef CONFIG_NO_TKIP
if (ie_data->pairwise_cipher & WPA_CIPHER_TKIP)
pairwise[n++] = "tkip";
#endif /* CONFIG_NO_TKIP */
if (ie_data->pairwise_cipher & WPA_CIPHER_CCMP)
pairwise[n++] = "ccmp";
if (ie_data->pairwise_cipher & WPA_CIPHER_GCMP)

9
wpa_supplicant/defconfig
Unescape Escape View File

@ -611,3 +611,12 @@ CONFIG_DPP=y
# release under this optional build parameter. This functionality is subject to
# be completely removed in a future release.
#CONFIG_WEP=y
# Remove all TKIP functionality
# TKIP is an old cryptographic data confidentiality algorithm that is not
# considered secure. It should not be used anymore for anything else than a
# backwards compatibility option as a group cipher when connecting to APs that
# use WPA+WPA2 mixed mode. For now, the default wpa_supplicant build includes
# support for this by default, but that functionality is subject to be removed
# in the future.
#CONFIG_NO_TKIP=y

5
wpa_supplicant/wps_supplicant.c
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@ -1618,8 +1618,13 @@ int wpas_wps_init(struct wpa_supplicant *wpa_s)
os_memcpy(wps->dev.mac_addr, wpa_s->own_addr, ETH_ALEN);
wpas_wps_set_uuid(wpa_s, wps);
#ifdef CONFIG_NO_TKIP
wps->auth_types = WPS_AUTH_WPA2PSK;
wps->encr_types = WPS_ENCR_AES;
#else /* CONFIG_NO_TKIP */
wps->auth_types = WPS_AUTH_WPA2PSK | WPS_AUTH_WPAPSK;
wps->encr_types = WPS_ENCR_AES | WPS_ENCR_TKIP;
#endif /* CONFIG_NO_TKIP */
os_memset(&rcfg, 0, sizeof(rcfg));
rcfg.new_psk_cb = wpas_wps_new_psk_cb;

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