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netdev: Send RSNXE element during SAE association

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This commit is contained in:
Denis Kenzior 2021-07-13 17:49:41 -05:00
parent c957d25dad
commit 38e3e72684
1 changed files with 38 additions and 12 deletions
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50
src/netdev.c
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@ -39,6 +39,8 @@
#include <ell/ell.h>
#include "ell/useful.h"
#include "linux/nl80211.h"
#include "src/iwd.h"
@ -201,6 +203,22 @@ static struct watchlist netdev_watches;
static bool pae_over_nl80211;
static bool mac_per_ssid;
static unsigned int iov_ie_append(struct iovec *iov,
unsigned int n_iov, unsigned int c,
const uint8_t *ie)
{
if (L_WARN_ON(c >= n_iov))
return n_iov;
if (!ie)
return c;
iov[c].iov_base = (void *) ie;
iov[c].iov_len = ie[1] + 2;
return c + 1u;
}
const char *netdev_iftype_to_string(uint32_t iftype)
{
switch (iftype) {
@ -2684,23 +2702,19 @@ static void netdev_sae_tx_authenticate(const uint8_t *body,
static void netdev_sae_tx_associate(void *user_data)
{
struct netdev *netdev = user_data;
struct handshake_state *hs = netdev->handshake;
struct l_genl_msg *msg;
struct iovec iov[2];
int iov_elems = 0;
struct iovec iov[3];
unsigned int n_iov = L_ARRAY_SIZE(iov);
unsigned int n_used = 0;
msg = netdev_build_cmd_associate_common(netdev);
iov[iov_elems].iov_base = netdev->handshake->supplicant_ie;
iov[iov_elems].iov_len = netdev->handshake->supplicant_ie[1] + 2;
iov_elems++;
n_used = iov_ie_append(iov, n_iov, n_used, hs->supplicant_ie);
n_used = iov_ie_append(iov, n_iov, n_used, hs->mde);
n_used = iov_ie_append(iov, n_iov, n_used, hs->supplicant_rsnxe);
if (netdev->handshake->mde) {
iov[iov_elems].iov_base = netdev->handshake->mde;
iov[iov_elems].iov_len = netdev->handshake->mde[1] + 2;
iov_elems++;
}
l_genl_msg_append_attrv(msg, NL80211_ATTR_IE, iov, iov_elems);
l_genl_msg_append_attrv(msg, NL80211_ATTR_IE, iov, n_used);
if (!l_genl_family_send(nl80211, msg, netdev_assoc_cb, netdev, NULL)) {
l_genl_msg_unref(msg);
@ -3347,6 +3361,18 @@ int netdev_connect(struct netdev *netdev, struct scan_bss *bss,
netdev->ap = sae_sm_new(hs, netdev_sae_tx_authenticate,
netdev_sae_tx_associate,
netdev);
if (sae_sm_is_h2e(netdev->ap)) {
uint8_t own_rsnxe[20];
if (wiphy_get_rsnxe(netdev->wiphy,
own_rsnxe, sizeof(own_rsnxe))) {
set_bit(own_rsnxe + 2, IE_RSNX_SAE_H2E);
handshake_state_set_supplicant_rsnxe(hs,
own_rsnxe);
}
}
break;
case IE_RSN_AKM_SUITE_OWE:
netdev->ap = owe_sm_new(hs, netdev_owe_tx_authenticate,