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mesh: Use ieee80211w profile parameter

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This is initial step in fixing issues in how PMF configuration for RSN
mesh was handled. PMF is an optional capability for mesh and it needs to
be configured consistently in both hostapd structures (to get proper
RSNE) and key configuration (not included in this commit).

Signed-off-by: Jouni Malinen <j@w1.fi>
This commit is contained in:
Jouni Malinen 2016-06-18 14:05:47 +03:00
parent b8b499e4a4
commit 18aca1a07d
3 changed files with 20 additions and 4 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

1
src/ap/ap_config.h
View file

@ -41,6 +41,7 @@ struct mesh_conf {
#define MESH_CONF_SEC_AUTH BIT(1)
#define MESH_CONF_SEC_AMPE BIT(2)
unsigned int security;
enum mfp_options ieee80211w;
int dot11MeshMaxRetries;
int dot11MeshRetryTimeout; /* msec */
int dot11MeshConfirmTimeout; /* msec */

12
wpa_supplicant/mesh.c
View file

@ -66,7 +66,8 @@ void wpa_supplicant_mesh_iface_deinit(struct wpa_supplicant *wpa_s,
}
static struct mesh_conf * mesh_config_create(struct wpa_ssid *ssid)
static struct mesh_conf * mesh_config_create(struct wpa_supplicant *wpa_s,
struct wpa_ssid *ssid)
{
struct mesh_conf *conf;
@ -82,6 +83,13 @@ static struct mesh_conf * mesh_config_create(struct wpa_ssid *ssid)
MESH_CONF_SEC_AMPE;
else
conf->security |= MESH_CONF_SEC_NONE;
conf->ieee80211w = ssid->ieee80211w;
if (conf->ieee80211w == MGMT_FRAME_PROTECTION_DEFAULT) {
if (wpa_s->drv_enc & WPA_DRIVER_CAPA_ENC_BIP)
conf->ieee80211w = wpa_s->conf->pmf;
else
conf->ieee80211w = NO_MGMT_FRAME_PROTECTION;
}
/* defaults */
conf->mesh_pp_id = MESH_PATH_PROTOCOL_HWMP;
@ -175,7 +183,7 @@ static int wpa_supplicant_mesh_init(struct wpa_supplicant *wpa_s,
wpa_s->conf->dot11RSNASAERetransPeriod;
os_strlcpy(bss->conf->iface, wpa_s->ifname, sizeof(bss->conf->iface));
mconf = mesh_config_create(ssid);
mconf = mesh_config_create(wpa_s, ssid);
if (!mconf)
goto out_free;
ifmsh->mconf = mconf;

11
wpa_supplicant/mesh_rsn.c
View file

@ -136,7 +136,8 @@ static int auth_start_ampe(void *ctx, const u8 *addr)
}
static int __mesh_rsn_auth_init(struct mesh_rsn *rsn, const u8 *addr)
static int __mesh_rsn_auth_init(struct mesh_rsn *rsn, const u8 *addr,
enum mfp_options ieee80211w)
{
struct wpa_auth_config conf;
struct wpa_auth_callbacks cb;
@ -152,6 +153,11 @@ static int __mesh_rsn_auth_init(struct mesh_rsn *rsn, const u8 *addr)
conf.wpa_group = WPA_CIPHER_CCMP;
conf.eapol_version = 0;
conf.wpa_group_rekey = -1;
#ifdef CONFIG_IEEE80211W
conf.ieee80211w = ieee80211w;
if (ieee80211w != NO_MGMT_FRAME_PROTECTION)
conf.group_mgmt_cipher = WPA_CIPHER_AES_128_CMAC;
#endif /* CONFIG_IEEE80211W */
os_memset(&cb, 0, sizeof(cb));
cb.ctx = rsn;
@ -203,7 +209,8 @@ struct mesh_rsn *mesh_rsn_auth_init(struct wpa_supplicant *wpa_s,
return NULL;
mesh_rsn->wpa_s = wpa_s;
if (__mesh_rsn_auth_init(mesh_rsn, wpa_s->own_addr) < 0) {
if (__mesh_rsn_auth_init(mesh_rsn, wpa_s->own_addr,
conf->ieee80211w) < 0) {
mesh_rsn_deinit(mesh_rsn);
os_free(mesh_rsn);
return NULL;