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handshake: Switch to superclass api

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This commit is contained in:
Denis Kenzior 2018-06-21 17:32:55 -07:00
parent b5e01226cb
commit 3df790e3c5
6 changed files with 149 additions and 135 deletions
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2
src/device.c
View File

@ -649,7 +649,7 @@ static struct handshake_state *device_handshake_setup(struct device *device,
struct handshake_state *hs; struct handshake_state *hs;
bool add_mde = false; bool add_mde = false;
hs = handshake_state_new(netdev_get_ifindex(device->netdev)); hs = netdev_handshake_state_new(device->netdev);
if (security == SECURITY_PSK || security == SECURITY_8021X) { if (security == SECURITY_PSK || security == SECURITY_8021X) {
const struct l_settings *settings = iwd_get_config(); const struct l_settings *settings = iwd_get_config();

28
src/handshake.c
View File

@ -70,25 +70,19 @@ void __handshake_set_install_igtk_func(handshake_install_igtk_func_t func)
install_igtk = func; install_igtk = func;
} }
struct handshake_state *handshake_state_new(uint32_t ifindex)
{
struct handshake_state *s;
s = l_new(struct handshake_state, 1);
s->ifindex = ifindex;
return s;
}
void handshake_state_free(struct handshake_state *s) void handshake_state_free(struct handshake_state *s)
{ {
typeof(s->free) destroy = s->free;
l_free(s->ap_ie); l_free(s->ap_ie);
l_free(s->own_ie); l_free(s->own_ie);
l_free(s->mde); l_free(s->mde);
l_free(s->fte); l_free(s->fte);
l_free(s); memset(s, 0, sizeof(*s));
if (destroy)
destroy(s);
} }
void handshake_state_set_supplicant_address(struct handshake_state *s, void handshake_state_set_supplicant_address(struct handshake_state *s,
@ -342,7 +336,7 @@ void handshake_state_install_ptk(struct handshake_state *s)
uint32_t cipher = ie_rsn_cipher_suite_to_cipher( uint32_t cipher = ie_rsn_cipher_suite_to_cipher(
s->pairwise_cipher); s->pairwise_cipher);
install_tk(s->ifindex, s->aa, ptk->tk, cipher, s->user_data); install_tk(s, ptk->tk, cipher);
} }
} }
@ -355,8 +349,8 @@ void handshake_state_install_gtk(struct handshake_state *s,
uint32_t cipher = uint32_t cipher =
ie_rsn_cipher_suite_to_cipher(s->group_cipher); ie_rsn_cipher_suite_to_cipher(s->group_cipher);
install_gtk(s->ifindex, gtk_key_index, gtk, gtk_len, install_gtk(s, gtk_key_index, gtk, gtk_len,
rsc, rsc_len, cipher, s->user_data); rsc, rsc_len, cipher);
} }
} }
@ -370,8 +364,8 @@ void handshake_state_install_igtk(struct handshake_state *s,
ie_rsn_cipher_suite_to_cipher( ie_rsn_cipher_suite_to_cipher(
s->group_management_cipher); s->group_management_cipher);
install_igtk(s->ifindex, igtk_key_index, igtk, igtk_len, install_igtk(s, igtk_key_index, igtk, igtk_len,
ipn, 6, cipher, s->user_data); ipn, 6, cipher);
} }
} }

18
src/handshake.h
View File

@ -25,6 +25,8 @@
#include <asm/byteorder.h> #include <asm/byteorder.h>
#include <linux/types.h> #include <linux/types.h>
struct handshake_state;
/* 802.11-2016 Table 12-6 in section 12.7.2 */ /* 802.11-2016 Table 12-6 in section 12.7.2 */
enum handshake_kde { enum handshake_kde {
HANDSHAKE_KDE_GTK = 0x000fac01, HANDSHAKE_KDE_GTK = 0x000fac01,
@ -41,19 +43,18 @@ enum handshake_kde {
}; };
typedef bool (*handshake_get_nonce_func_t)(uint8_t nonce[]); typedef bool (*handshake_get_nonce_func_t)(uint8_t nonce[]);
typedef void (*handshake_install_tk_func_t)(uint32_t ifindex, const uint8_t *aa, typedef void (*handshake_install_tk_func_t)(struct handshake_state *hs,
const uint8_t *tk, uint32_t cipher, const uint8_t *tk, uint32_t cipher);
void *user_data); typedef void (*handshake_install_gtk_func_t)(struct handshake_state *hs,
typedef void (*handshake_install_gtk_func_t)(uint32_t ifindex,
uint8_t key_index, uint8_t key_index,
const uint8_t *gtk, uint8_t gtk_len, const uint8_t *gtk, uint8_t gtk_len,
const uint8_t *rsc, uint8_t rsc_len, const uint8_t *rsc, uint8_t rsc_len,
uint32_t cipher, void *user_data); uint32_t cipher);
typedef void (*handshake_install_igtk_func_t)(uint32_t ifindex, typedef void (*handshake_install_igtk_func_t)(struct handshake_state *hs,
uint8_t key_index, uint8_t key_index,
const uint8_t *igtk, uint8_t igtk_len, const uint8_t *igtk, uint8_t igtk_len,
const uint8_t *ipn, uint8_t ipn_len, const uint8_t *ipn, uint8_t ipn_len,
uint32_t cipher, void *user_data); uint32_t cipher);
void __handshake_set_get_nonce_func(handshake_get_nonce_func_t func); void __handshake_set_get_nonce_func(handshake_get_nonce_func_t func);
void __handshake_set_install_tk_func(handshake_install_tk_func_t func); void __handshake_set_install_tk_func(handshake_install_tk_func_t func);
@ -93,9 +94,10 @@ struct handshake_state {
size_t r0khid_len; size_t r0khid_len;
uint8_t r1khid[6]; uint8_t r1khid[6];
void *user_data; void *user_data;
void (*free)(struct handshake_state *s);
}; };
struct handshake_state *handshake_state_new(uint32_t ifindex);
void handshake_state_free(struct handshake_state *s); void handshake_state_free(struct handshake_state *s);
void handshake_state_set_supplicant_address(struct handshake_state *s, void handshake_state_set_supplicant_address(struct handshake_state *s,

231
src/netdev.c
View File

@ -59,6 +59,15 @@
#define ENOTSUPP 524 #define ENOTSUPP 524
#endif #endif
struct netdev_handshake_state {
struct handshake_state super;
uint32_t pairwise_new_key_cmd_id;
uint32_t group_new_key_cmd_id;
uint32_t group_management_new_key_cmd_id;
uint32_t set_station_cmd_id;
struct netdev *netdev;
};
struct netdev { struct netdev {
uint32_t index; uint32_t index;
char name[IFNAMSIZ]; char name[IFNAMSIZ];
@ -76,10 +85,6 @@ struct netdev {
void *user_data; void *user_data;
struct eapol_sm *sm; struct eapol_sm *sm;
struct handshake_state *handshake; struct handshake_state *handshake;
uint32_t pairwise_new_key_cmd_id;
uint32_t group_new_key_cmd_id;
uint32_t group_management_new_key_cmd_id;
uint32_t set_station_cmd_id;
uint32_t connect_cmd_id; uint32_t connect_cmd_id;
uint32_t disconnect_cmd_id; uint32_t disconnect_cmd_id;
enum netdev_result result; enum netdev_result result;
@ -140,6 +145,49 @@ static void do_debug(const char *str, void *user_data)
l_info("%s%s", prefix, str); l_info("%s%s", prefix, str);
} }
static void netdev_handshake_state_free(struct handshake_state *hs)
{
struct netdev_handshake_state *nhs =
container_of(hs, struct netdev_handshake_state, super);
if (nhs->pairwise_new_key_cmd_id) {
l_genl_family_cancel(nl80211, nhs->pairwise_new_key_cmd_id);
nhs->pairwise_new_key_cmd_id = 0;
}
if (nhs->group_new_key_cmd_id) {
l_genl_family_cancel(nl80211, nhs->group_new_key_cmd_id);
nhs->group_new_key_cmd_id = 0;
}
if (nhs->group_management_new_key_cmd_id) {
l_genl_family_cancel(nl80211,
nhs->group_management_new_key_cmd_id);
nhs->group_management_new_key_cmd_id = 0;
}
if (nhs->set_station_cmd_id) {
l_genl_family_cancel(nl80211, nhs->set_station_cmd_id);
nhs->set_station_cmd_id = 0;
}
l_free(nhs);
}
struct handshake_state *netdev_handshake_state_new(struct netdev *netdev)
{
struct netdev_handshake_state *nhs;
nhs = l_new(struct netdev_handshake_state, 1);
nhs->super.ifindex = netdev->index;
nhs->super.free = netdev_handshake_state_free;
nhs->netdev = netdev;
return &nhs->super;
}
struct cb_data { struct cb_data {
netdev_command_func_t callback; netdev_command_func_t callback;
void *user_data; void *user_data;
@ -472,27 +520,6 @@ static void netdev_connect_free(struct netdev *netdev)
netdev_rssi_polling_update(netdev); netdev_rssi_polling_update(netdev);
if (netdev->pairwise_new_key_cmd_id) {
l_genl_family_cancel(nl80211, netdev->pairwise_new_key_cmd_id);
netdev->pairwise_new_key_cmd_id = 0;
}
if (netdev->group_new_key_cmd_id) {
l_genl_family_cancel(nl80211, netdev->group_new_key_cmd_id);
netdev->group_new_key_cmd_id = 0;
}
if (netdev->group_management_new_key_cmd_id) {
l_genl_family_cancel(nl80211,
netdev->group_management_new_key_cmd_id);
netdev->group_management_new_key_cmd_id = 0;
}
if (netdev->set_station_cmd_id) {
l_genl_family_cancel(nl80211, netdev->set_station_cmd_id);
netdev->set_station_cmd_id = 0;
}
if (netdev->connect_cmd_id) { if (netdev->connect_cmd_id) {
l_genl_family_cancel(nl80211, netdev->connect_cmd_id); l_genl_family_cancel(nl80211, netdev->connect_cmd_id);
netdev->connect_cmd_id = 0; netdev->connect_cmd_id = 0;
@ -888,9 +915,10 @@ static void netdev_connect_ok(struct netdev *netdev)
netdev_rssi_polling_update(netdev); netdev_rssi_polling_update(netdev);
} }
static void netdev_setting_keys_failed(struct netdev *netdev, static void netdev_setting_keys_failed(struct netdev_handshake_state *nhs,
uint16_t reason_code) uint16_t reason_code)
{ {
struct netdev *netdev = nhs->netdev;
struct l_genl_msg *msg; struct l_genl_msg *msg;
/* /*
@ -902,17 +930,17 @@ static void netdev_setting_keys_failed(struct netdev *netdev,
* *
* Cancel all pending commands, then de-authenticate * Cancel all pending commands, then de-authenticate
*/ */
l_genl_family_cancel(nl80211, netdev->pairwise_new_key_cmd_id); l_genl_family_cancel(nl80211, nhs->pairwise_new_key_cmd_id);
netdev->pairwise_new_key_cmd_id = 0; nhs->pairwise_new_key_cmd_id = 0;
l_genl_family_cancel(nl80211, netdev->group_new_key_cmd_id); l_genl_family_cancel(nl80211, nhs->group_new_key_cmd_id);
netdev->group_new_key_cmd_id = 0; nhs->group_new_key_cmd_id = 0;
l_genl_family_cancel(nl80211, netdev->group_management_new_key_cmd_id); l_genl_family_cancel(nl80211, nhs->group_management_new_key_cmd_id);
netdev->group_management_new_key_cmd_id = 0; nhs->group_management_new_key_cmd_id = 0;
l_genl_family_cancel(nl80211, netdev->set_station_cmd_id); l_genl_family_cancel(nl80211, nhs->set_station_cmd_id);
netdev->set_station_cmd_id = 0; nhs->set_station_cmd_id = 0;
netdev->result = NETDEV_RESULT_KEY_SETTING_FAILED; netdev->result = NETDEV_RESULT_KEY_SETTING_FAILED;
msg = netdev_build_cmd_disconnect(netdev, msg = netdev_build_cmd_disconnect(netdev,
@ -924,10 +952,11 @@ static void netdev_setting_keys_failed(struct netdev *netdev,
static void netdev_set_station_cb(struct l_genl_msg *msg, void *user_data) static void netdev_set_station_cb(struct l_genl_msg *msg, void *user_data)
{ {
struct netdev *netdev = user_data; struct netdev_handshake_state *nhs = user_data;
struct netdev *netdev = nhs->netdev;
int err; int err;
netdev->set_station_cmd_id = 0; nhs->set_station_cmd_id = 0;
if (!netdev->connected) if (!netdev->connected)
return; return;
@ -938,7 +967,7 @@ static void netdev_set_station_cb(struct l_genl_msg *msg, void *user_data)
if (err < 0) { if (err < 0) {
l_error("Set Station failed for ifindex %d", netdev->index); l_error("Set Station failed for ifindex %d", netdev->index);
netdev_setting_keys_failed(netdev, netdev_setting_keys_failed(nhs,
MMPDU_REASON_CODE_UNSPECIFIED); MMPDU_REASON_CODE_UNSPECIFIED);
return; return;
} }
@ -968,29 +997,30 @@ static struct l_genl_msg *netdev_build_cmd_set_station(struct netdev *netdev,
static void netdev_new_group_key_cb(struct l_genl_msg *msg, void *data) static void netdev_new_group_key_cb(struct l_genl_msg *msg, void *data)
{ {
struct netdev *netdev = data; struct netdev_handshake_state *nhs = data;
struct netdev *netdev = nhs->netdev;
netdev->group_new_key_cmd_id = 0; nhs->group_new_key_cmd_id = 0;
if (l_genl_msg_get_error(msg) >= 0) if (l_genl_msg_get_error(msg) >= 0)
return; return;
l_error("New Key for Group Key failed for ifindex: %d", netdev->index); l_error("New Key for Group Key failed for ifindex: %d", netdev->index);
netdev_setting_keys_failed(netdev, MMPDU_REASON_CODE_UNSPECIFIED); netdev_setting_keys_failed(nhs, MMPDU_REASON_CODE_UNSPECIFIED);
} }
static void netdev_new_group_management_key_cb(struct l_genl_msg *msg, static void netdev_new_group_management_key_cb(struct l_genl_msg *msg,
void *data) void *data)
{ {
struct netdev *netdev = data; struct netdev_handshake_state *nhs = data;
struct netdev *netdev = nhs->netdev;
netdev->group_management_new_key_cmd_id = 0; nhs->group_management_new_key_cmd_id = 0;
if (l_genl_msg_get_error(msg) < 0) { if (l_genl_msg_get_error(msg) < 0) {
l_error("New Key for Group Mgmt failed for ifindex: %d", l_error("New Key for Group Mgmt failed for ifindex: %d",
netdev->index); netdev->index);
netdev_setting_keys_failed(netdev, netdev_setting_keys_failed(nhs, MMPDU_REASON_CODE_UNSPECIFIED);
MMPDU_REASON_CODE_UNSPECIFIED);
} }
} }
@ -1068,28 +1098,28 @@ static bool netdev_copy_tk(uint8_t *tk_buf, const uint8_t *tk,
return true; return true;
} }
static void netdev_set_gtk(uint32_t ifindex, uint8_t key_index, static void netdev_set_gtk(struct handshake_state *hs, uint8_t key_index,
const uint8_t *gtk, uint8_t gtk_len, const uint8_t *gtk, uint8_t gtk_len,
const uint8_t *rsc, uint8_t rsc_len, const uint8_t *rsc, uint8_t rsc_len,
uint32_t cipher, void *user_data) uint32_t cipher)
{ {
struct netdev_handshake_state *nhs =
container_of(hs, struct netdev_handshake_state, super);
struct netdev *netdev = nhs->netdev;
uint8_t gtk_buf[32]; uint8_t gtk_buf[32];
struct netdev *netdev;
struct l_genl_msg *msg; struct l_genl_msg *msg;
netdev = netdev_find(ifindex);
l_debug("%d", netdev->index); l_debug("%d", netdev->index);
if (crypto_cipher_key_len(cipher) != gtk_len) { if (crypto_cipher_key_len(cipher) != gtk_len) {
l_error("Unexpected key length: %d", gtk_len); l_error("Unexpected key length: %d", gtk_len);
netdev_setting_keys_failed(netdev, netdev_setting_keys_failed(nhs,
MMPDU_REASON_CODE_INVALID_GROUP_CIPHER); MMPDU_REASON_CODE_INVALID_GROUP_CIPHER);
return; return;
} }
if (!netdev_copy_tk(gtk_buf, gtk, cipher, false)) { if (!netdev_copy_tk(gtk_buf, gtk, cipher, false)) {
netdev_setting_keys_failed(netdev, netdev_setting_keys_failed(nhs,
MMPDU_REASON_CODE_INVALID_GROUP_CIPHER); MMPDU_REASON_CODE_INVALID_GROUP_CIPHER);
return; return;
} }
@ -1097,33 +1127,33 @@ static void netdev_set_gtk(uint32_t ifindex, uint8_t key_index,
msg = netdev_build_cmd_new_key_group(netdev, cipher, key_index, msg = netdev_build_cmd_new_key_group(netdev, cipher, key_index,
gtk_buf, gtk_len, gtk_buf, gtk_len,
rsc, rsc_len); rsc, rsc_len);
netdev->group_new_key_cmd_id = nhs->group_new_key_cmd_id =
l_genl_family_send(nl80211, msg, netdev_new_group_key_cb, l_genl_family_send(nl80211, msg, netdev_new_group_key_cb,
netdev, NULL); nhs, NULL);
if (netdev->group_new_key_cmd_id > 0) if (nhs->group_new_key_cmd_id > 0)
return; return;
l_genl_msg_unref(msg); l_genl_msg_unref(msg);
netdev_setting_keys_failed(netdev, MMPDU_REASON_CODE_UNSPECIFIED); netdev_setting_keys_failed(nhs, MMPDU_REASON_CODE_UNSPECIFIED);
} }
static void netdev_set_igtk(uint32_t ifindex, uint8_t key_index, static void netdev_set_igtk(struct handshake_state *hs, uint8_t key_index,
const uint8_t *igtk, uint8_t igtk_len, const uint8_t *igtk, uint8_t igtk_len,
const uint8_t *ipn, uint8_t ipn_len, const uint8_t *ipn, uint8_t ipn_len,
uint32_t cipher, void *user_data) uint32_t cipher)
{ {
struct netdev_handshake_state *nhs =
container_of(hs, struct netdev_handshake_state, super);
uint8_t igtk_buf[16]; uint8_t igtk_buf[16];
struct netdev *netdev; struct netdev *netdev = nhs->netdev;
struct l_genl_msg *msg; struct l_genl_msg *msg;
netdev = netdev_find(ifindex);
l_debug("%d", netdev->index); l_debug("%d", netdev->index);
if (crypto_cipher_key_len(cipher) != igtk_len) { if (crypto_cipher_key_len(cipher) != igtk_len) {
l_error("Unexpected key length: %d", igtk_len); l_error("Unexpected key length: %d", igtk_len);
netdev_setting_keys_failed(netdev, netdev_setting_keys_failed(nhs,
MMPDU_REASON_CODE_INVALID_GROUP_CIPHER); MMPDU_REASON_CODE_INVALID_GROUP_CIPHER);
return; return;
} }
@ -1134,7 +1164,7 @@ static void netdev_set_igtk(uint32_t ifindex, uint8_t key_index,
break; break;
default: default:
l_error("Unexpected cipher: %x", cipher); l_error("Unexpected cipher: %x", cipher);
netdev_setting_keys_failed(netdev, netdev_setting_keys_failed(nhs,
MMPDU_REASON_CODE_INVALID_GROUP_CIPHER); MMPDU_REASON_CODE_INVALID_GROUP_CIPHER);
return; return;
} }
@ -1142,23 +1172,24 @@ static void netdev_set_igtk(uint32_t ifindex, uint8_t key_index,
msg = netdev_build_cmd_new_key_group(netdev, cipher, key_index, msg = netdev_build_cmd_new_key_group(netdev, cipher, key_index,
igtk_buf, igtk_len, igtk_buf, igtk_len,
ipn, ipn_len); ipn, ipn_len);
netdev->group_management_new_key_cmd_id = nhs->group_management_new_key_cmd_id =
l_genl_family_send(nl80211, msg, l_genl_family_send(nl80211, msg,
netdev_new_group_management_key_cb, netdev_new_group_management_key_cb,
netdev, NULL); nhs, NULL);
if (netdev->group_management_new_key_cmd_id > 0) if (nhs->group_management_new_key_cmd_id > 0)
return; return;
l_genl_msg_unref(msg); l_genl_msg_unref(msg);
netdev_setting_keys_failed(netdev, MMPDU_REASON_CODE_UNSPECIFIED); netdev_setting_keys_failed(nhs, MMPDU_REASON_CODE_UNSPECIFIED);
} }
static void netdev_new_pairwise_key_cb(struct l_genl_msg *msg, void *data) static void netdev_new_pairwise_key_cb(struct l_genl_msg *msg, void *data)
{ {
struct netdev *netdev = data; struct netdev_handshake_state *nhs = data;
struct netdev *netdev = nhs->netdev;
netdev->pairwise_new_key_cmd_id = 0; nhs->pairwise_new_key_cmd_id = 0;
if (l_genl_msg_get_error(msg) < 0) { if (l_genl_msg_get_error(msg) < 0) {
l_error("New Key for Pairwise Key failed for ifindex: %d", l_error("New Key for Pairwise Key failed for ifindex: %d",
@ -1173,15 +1204,15 @@ static void netdev_new_pairwise_key_cb(struct l_genl_msg *msg, void *data)
*/ */
msg = netdev_build_cmd_set_station(netdev, netdev->handshake->aa); msg = netdev_build_cmd_set_station(netdev, netdev->handshake->aa);
netdev->set_station_cmd_id = nhs->set_station_cmd_id =
l_genl_family_send(nl80211, msg, netdev_set_station_cb, l_genl_family_send(nl80211, msg, netdev_set_station_cb,
netdev, NULL); nhs, NULL);
if (netdev->set_station_cmd_id > 0) if (nhs->set_station_cmd_id > 0)
return; return;
l_genl_msg_unref(msg); l_genl_msg_unref(msg);
error: error:
netdev_setting_keys_failed(netdev, MMPDU_REASON_CODE_UNSPECIFIED); netdev_setting_keys_failed(nhs, MMPDU_REASON_CODE_UNSPECIFIED);
} }
static struct l_genl_msg *netdev_build_cmd_new_key_pairwise( static struct l_genl_msg *netdev_build_cmd_new_key_pairwise(
@ -1205,19 +1236,16 @@ static struct l_genl_msg *netdev_build_cmd_new_key_pairwise(
return msg; return msg;
} }
static void netdev_set_tk(uint32_t ifindex, const uint8_t *aa, static void netdev_set_tk(struct handshake_state *hs,
const uint8_t *tk, uint32_t cipher, const uint8_t *tk, uint32_t cipher)
void *user_data)
{ {
struct netdev_handshake_state *nhs =
container_of(hs, struct netdev_handshake_state, super);
uint8_t tk_buf[32]; uint8_t tk_buf[32];
struct netdev *netdev; struct netdev *netdev = nhs->netdev;
struct l_genl_msg *msg; struct l_genl_msg *msg;
enum mmpdu_reason_code rc; enum mmpdu_reason_code rc;
netdev = netdev_find(ifindex);
if (!netdev)
return;
l_debug("%d", netdev->index); l_debug("%d", netdev->index);
if (netdev->event_filter) if (netdev->event_filter)
@ -1229,17 +1257,17 @@ static void netdev_set_tk(uint32_t ifindex, const uint8_t *aa,
goto invalid_key; goto invalid_key;
rc = MMPDU_REASON_CODE_UNSPECIFIED; rc = MMPDU_REASON_CODE_UNSPECIFIED;
msg = netdev_build_cmd_new_key_pairwise(netdev, cipher, aa, tk_buf, msg = netdev_build_cmd_new_key_pairwise(netdev, cipher, hs->aa, tk_buf,
crypto_cipher_key_len(cipher)); crypto_cipher_key_len(cipher));
netdev->pairwise_new_key_cmd_id = nhs->pairwise_new_key_cmd_id =
l_genl_family_send(nl80211, msg, netdev_new_pairwise_key_cb, l_genl_family_send(nl80211, msg, netdev_new_pairwise_key_cb,
netdev, NULL); nhs, NULL);
if (netdev->pairwise_new_key_cmd_id > 0) if (nhs->pairwise_new_key_cmd_id > 0)
return; return;
l_genl_msg_unref(msg); l_genl_msg_unref(msg);
invalid_key: invalid_key:
netdev_setting_keys_failed(netdev, rc); netdev_setting_keys_failed(nhs, rc);
} }
static void netdev_handshake_failed(uint32_t ifindex, static void netdev_handshake_failed(uint32_t ifindex,
@ -2313,6 +2341,7 @@ int netdev_reassociate(struct netdev *netdev, struct scan_bss *target_bss,
netdev_connect_cb_t cb, void *user_data) netdev_connect_cb_t cb, void *user_data)
{ {
struct l_genl_msg *cmd_connect; struct l_genl_msg *cmd_connect;
struct netdev_handshake_state;
struct handshake_state *old_hs; struct handshake_state *old_hs;
struct eapol_sm *sm = NULL, *old_sm; struct eapol_sm *sm = NULL, *old_sm;
bool is_rsn = hs->own_ie != NULL; bool is_rsn = hs->own_ie != NULL;
@ -2340,22 +2369,6 @@ int netdev_reassociate(struct netdev *netdev, struct scan_bss *target_bss,
netdev_rssi_polling_update(netdev); netdev_rssi_polling_update(netdev);
/*
* Cancel commands that could be running because of EAPoL activity
* like re-keying, this way the callbacks for those commands don't
* have to check if failures resulted from the transition.
*/
if (netdev->group_new_key_cmd_id) {
l_genl_family_cancel(nl80211, netdev->group_new_key_cmd_id);
netdev->group_new_key_cmd_id = 0;
}
if (netdev->group_management_new_key_cmd_id) {
l_genl_family_cancel(nl80211,
netdev->group_management_new_key_cmd_id);
netdev->group_management_new_key_cmd_id = 0;
}
if (old_sm) if (old_sm)
eapol_sm_free(old_sm); eapol_sm_free(old_sm);
@ -2486,6 +2499,7 @@ int netdev_fast_transition(struct netdev *netdev, struct scan_bss *target_bss,
netdev_connect_cb_t cb) netdev_connect_cb_t cb)
{ {
struct l_genl_msg *cmd_authenticate; struct l_genl_msg *cmd_authenticate;
struct netdev_handshake_state *nhs;
uint8_t orig_snonce[32]; uint8_t orig_snonce[32];
int err; int err;
@ -2547,15 +2561,18 @@ int netdev_fast_transition(struct netdev *netdev, struct scan_bss *target_bss,
* like re-keying, this way the callbacks for those commands don't * like re-keying, this way the callbacks for those commands don't
* have to check if failures resulted from the transition. * have to check if failures resulted from the transition.
*/ */
if (netdev->group_new_key_cmd_id) { nhs = container_of(netdev->handshake,
l_genl_family_cancel(nl80211, netdev->group_new_key_cmd_id); struct netdev_handshake_state, super);
netdev->group_new_key_cmd_id = 0;
if (nhs->group_new_key_cmd_id) {
l_genl_family_cancel(nl80211, nhs->group_new_key_cmd_id);
nhs->group_new_key_cmd_id = 0;
} }
if (netdev->group_management_new_key_cmd_id) { if (nhs->group_management_new_key_cmd_id) {
l_genl_family_cancel(nl80211, l_genl_family_cancel(nl80211,
netdev->group_management_new_key_cmd_id); nhs->group_management_new_key_cmd_id);
netdev->group_management_new_key_cmd_id = 0; nhs->group_management_new_key_cmd_id = 0;
} }
netdev_rssi_polling_update(netdev); netdev_rssi_polling_update(netdev);

2
src/netdev.h
View File

@ -104,6 +104,8 @@ int netdev_set_4addr(struct netdev *netdev, bool use_4addr,
bool netdev_get_4addr(struct netdev *netdev); bool netdev_get_4addr(struct netdev *netdev);
const char *netdev_get_name(struct netdev *netdev); const char *netdev_get_name(struct netdev *netdev);
bool netdev_get_is_up(struct netdev *netdev); bool netdev_get_is_up(struct netdev *netdev);
struct handshake_state *netdev_handshake_state_new(struct netdev *netdev);
struct handshake_state *netdev_get_handshake(struct netdev *netdev); struct handshake_state *netdev_get_handshake(struct netdev *netdev);
int netdev_connect(struct netdev *netdev, struct scan_bss *bss, int netdev_connect(struct netdev *netdev, struct scan_bss *bss,

3
src/wsc.c
View File

@ -408,11 +408,10 @@ static void wsc_connect(struct wsc *wsc)
struct handshake_state *hs; struct handshake_state *hs;
struct l_settings *settings = l_settings_new(); struct l_settings *settings = l_settings_new();
struct scan_bss *bss = wsc->target; struct scan_bss *bss = wsc->target;
uint32_t ifindex = netdev_get_ifindex(device_get_netdev(wsc->device));
wsc->target = NULL; wsc->target = NULL;
hs = handshake_state_new(ifindex); hs = netdev_handshake_state_new(device_get_netdev(wsc->device));
l_settings_set_string(settings, "Security", "EAP-Identity", l_settings_set_string(settings, "Security", "EAP-Identity",
"WFA-SimpleConfig-Enrollee-1-0"); "WFA-SimpleConfig-Enrollee-1-0");